assert: Use printf_sync() to ensure printing of assert / panic

Change-Id: Icc202e60445d9be1cdcd61176db5ed1704d583e7
card_emu: use edge-triggered VCC ADC logic
2026-03-17 21:58:33 +03:00 · 2021-06-01 18:38:25 +02:00 · 2021-06-01 18:38:25 +02:00
57 changed files with 228 additions and 2698 deletions
--- a/.clang-format
+++ b/.clang-format
@@ -1,563 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-#
-# clang-format configuration file. Intended for clang-format >= 4.
-#
-# For more information, see:
-#
-#   Documentation/process/clang-format.rst
-#   https://clang.llvm.org/docs/ClangFormat.html
-#   https://clang.llvm.org/docs/ClangFormatStyleOptions.html
-#
---
-AccessModifierOffset: -4
-AlignAfterOpenBracket: Align
-AlignConsecutiveAssignments: false
-AlignConsecutiveDeclarations: false
-#AlignEscapedNewlines: Left # Unknown to clang-format-4.0
-AlignOperands: true
-AlignTrailingComments: false
-AllowAllParametersOfDeclarationOnNextLine: false
-AllowShortBlocksOnASingleLine: false
-AllowShortCaseLabelsOnASingleLine: false
-AllowShortFunctionsOnASingleLine: None
-AllowShortIfStatementsOnASingleLine: false
-AllowShortLoopsOnASingleLine: false
-AlwaysBreakAfterDefinitionReturnType: None
-AlwaysBreakAfterReturnType: None
-AlwaysBreakBeforeMultilineStrings: false
-AlwaysBreakTemplateDeclarations: false
-BinPackArguments: true
-BinPackParameters: true
-BraceWrapping:
-  AfterClass: false
-  AfterControlStatement: false
-  AfterEnum: false
-  AfterFunction: true
-  AfterNamespace: true
-  AfterObjCDeclaration: false
-  AfterStruct: false
-  AfterUnion: false
-  #AfterExternBlock: false # Unknown to clang-format-5.0
-  BeforeCatch: false
-  BeforeElse: false
-  IndentBraces: false
-  #SplitEmptyFunction: true # Unknown to clang-format-4.0
-  #SplitEmptyRecord: true # Unknown to clang-format-4.0
-  #SplitEmptyNamespace: true # Unknown to clang-format-4.0
-BreakBeforeBinaryOperators: None
-BreakBeforeBraces: Custom
-#BreakBeforeInheritanceComma: false # Unknown to clang-format-4.0
-BreakBeforeTernaryOperators: false
-BreakConstructorInitializersBeforeComma: false
-#BreakConstructorInitializers: BeforeComma # Unknown to clang-format-4.0
-BreakAfterJavaFieldAnnotations: false
-BreakStringLiterals: false
-ColumnLimit: 120
-CommentPragmas: '^ IWYU pragma:'
-#CompactNamespaces: false # Unknown to clang-format-4.0
-ConstructorInitializerAllOnOneLineOrOnePerLine: false
-ConstructorInitializerIndentWidth: 8
-ContinuationIndentWidth: 8
-Cpp11BracedListStyle: false
-DerivePointerAlignment: false
-DisableFormat: false
-ExperimentalAutoDetectBinPacking: false
-#FixNamespaceComments: false # Unknown to clang-format-4.0
-
-# Taken from:
-#   git grep -h '^#define [^[:space:]]*for_each[^[:space:]]*(' include/ \
-#   | sed "s,^#define \([^[:space:]]*for_each[^[:space:]]*\)(.*$,  - '\1'," \
-#   | sort | uniq
-ForEachMacros:
-  - 'apei_estatus_for_each_section'
-  - 'ata_for_each_dev'
-  - 'ata_for_each_link'
-  - '__ata_qc_for_each'
-  - 'ata_qc_for_each'
-  - 'ata_qc_for_each_raw'
-  - 'ata_qc_for_each_with_internal'
-  - 'ax25_for_each'
-  - 'ax25_uid_for_each'
-  - '__bio_for_each_bvec'
-  - 'bio_for_each_bvec'
-  - 'bio_for_each_bvec_all'
-  - 'bio_for_each_integrity_vec'
-  - '__bio_for_each_segment'
-  - 'bio_for_each_segment'
-  - 'bio_for_each_segment_all'
-  - 'bio_list_for_each'
-  - 'bip_for_each_vec'
-  - 'bitmap_for_each_clear_region'
-  - 'bitmap_for_each_set_region'
-  - 'blkg_for_each_descendant_post'
-  - 'blkg_for_each_descendant_pre'
-  - 'blk_queue_for_each_rl'
-  - 'bond_for_each_slave'
-  - 'bond_for_each_slave_rcu'
-  - 'bpf_for_each_spilled_reg'
-  - 'btree_for_each_safe128'
-  - 'btree_for_each_safe32'
-  - 'btree_for_each_safe64'
-  - 'btree_for_each_safel'
-  - 'card_for_each_dev'
-  - 'cgroup_taskset_for_each'
-  - 'cgroup_taskset_for_each_leader'
-  - 'cpufreq_for_each_entry'
-  - 'cpufreq_for_each_entry_idx'
-  - 'cpufreq_for_each_valid_entry'
-  - 'cpufreq_for_each_valid_entry_idx'
-  - 'css_for_each_child'
-  - 'css_for_each_descendant_post'
-  - 'css_for_each_descendant_pre'
-  - 'device_for_each_child_node'
-  - 'displayid_iter_for_each'
-  - 'dma_fence_chain_for_each'
-  - 'do_for_each_ftrace_op'
-  - 'drm_atomic_crtc_for_each_plane'
-  - 'drm_atomic_crtc_state_for_each_plane'
-  - 'drm_atomic_crtc_state_for_each_plane_state'
-  - 'drm_atomic_for_each_plane_damage'
-  - 'drm_client_for_each_connector_iter'
-  - 'drm_client_for_each_modeset'
-  - 'drm_connector_for_each_possible_encoder'
-  - 'drm_for_each_bridge_in_chain'
-  - 'drm_for_each_connector_iter'
-  - 'drm_for_each_crtc'
-  - 'drm_for_each_crtc_reverse'
-  - 'drm_for_each_encoder'
-  - 'drm_for_each_encoder_mask'
-  - 'drm_for_each_fb'
-  - 'drm_for_each_legacy_plane'
-  - 'drm_for_each_plane'
-  - 'drm_for_each_plane_mask'
-  - 'drm_for_each_privobj'
-  - 'drm_mm_for_each_hole'
-  - 'drm_mm_for_each_node'
-  - 'drm_mm_for_each_node_in_range'
-  - 'drm_mm_for_each_node_safe'
-  - 'flow_action_for_each'
-  - 'for_each_acpi_dev_match'
-  - 'for_each_active_dev_scope'
-  - 'for_each_active_drhd_unit'
-  - 'for_each_active_iommu'
-  - 'for_each_aggr_pgid'
-  - 'for_each_available_child_of_node'
-  - 'for_each_bio'
-  - 'for_each_board_func_rsrc'
-  - 'for_each_bvec'
-  - 'for_each_card_auxs'
-  - 'for_each_card_auxs_safe'
-  - 'for_each_card_components'
-  - 'for_each_card_dapms'
-  - 'for_each_card_pre_auxs'
-  - 'for_each_card_prelinks'
-  - 'for_each_card_rtds'
-  - 'for_each_card_rtds_safe'
-  - 'for_each_card_widgets'
-  - 'for_each_card_widgets_safe'
-  - 'for_each_cgroup_storage_type'
-  - 'for_each_child_of_node'
-  - 'for_each_clear_bit'
-  - 'for_each_clear_bit_from'
-  - 'for_each_cmsghdr'
-  - 'for_each_compatible_node'
-  - 'for_each_component_dais'
-  - 'for_each_component_dais_safe'
-  - 'for_each_comp_order'
-  - 'for_each_console'
-  - 'for_each_cpu'
-  - 'for_each_cpu_and'
-  - 'for_each_cpu_not'
-  - 'for_each_cpu_wrap'
-  - 'for_each_dapm_widgets'
-  - 'for_each_dev_addr'
-  - 'for_each_dev_scope'
-  - 'for_each_dma_cap_mask'
-  - 'for_each_dpcm_be'
-  - 'for_each_dpcm_be_rollback'
-  - 'for_each_dpcm_be_safe'
-  - 'for_each_dpcm_fe'
-  - 'for_each_drhd_unit'
-  - 'for_each_dss_dev'
-  - 'for_each_dtpm_table'
-  - 'for_each_efi_memory_desc'
-  - 'for_each_efi_memory_desc_in_map'
-  - 'for_each_element'
-  - 'for_each_element_extid'
-  - 'for_each_element_id'
-  - 'for_each_endpoint_of_node'
-  - 'for_each_evictable_lru'
-  - 'for_each_fib6_node_rt_rcu'
-  - 'for_each_fib6_walker_rt'
-  - 'for_each_free_mem_pfn_range_in_zone'
-  - 'for_each_free_mem_pfn_range_in_zone_from'
-  - 'for_each_free_mem_range'
-  - 'for_each_free_mem_range_reverse'
-  - 'for_each_func_rsrc'
-  - 'for_each_hstate'
-  - 'for_each_if'
-  - 'for_each_iommu'
-  - 'for_each_ip_tunnel_rcu'
-  - 'for_each_irq_nr'
-  - 'for_each_link_codecs'
-  - 'for_each_link_cpus'
-  - 'for_each_link_platforms'
-  - 'for_each_lru'
-  - 'for_each_matching_node'
-  - 'for_each_matching_node_and_match'
-  - 'for_each_member'
-  - 'for_each_memcg_cache_index'
-  - 'for_each_mem_pfn_range'
-  - '__for_each_mem_range'
-  - 'for_each_mem_range'
-  - '__for_each_mem_range_rev'
-  - 'for_each_mem_range_rev'
-  - 'for_each_mem_region'
-  - 'for_each_migratetype_order'
-  - 'for_each_msi_entry'
-  - 'for_each_msi_entry_safe'
-  - 'for_each_msi_vector'
-  - 'for_each_net'
-  - 'for_each_net_continue_reverse'
-  - 'for_each_netdev'
-  - 'for_each_netdev_continue'
-  - 'for_each_netdev_continue_rcu'
-  - 'for_each_netdev_continue_reverse'
-  - 'for_each_netdev_feature'
-  - 'for_each_netdev_in_bond_rcu'
-  - 'for_each_netdev_rcu'
-  - 'for_each_netdev_reverse'
-  - 'for_each_netdev_safe'
-  - 'for_each_net_rcu'
-  - 'for_each_new_connector_in_state'
-  - 'for_each_new_crtc_in_state'
-  - 'for_each_new_mst_mgr_in_state'
-  - 'for_each_new_plane_in_state'
-  - 'for_each_new_private_obj_in_state'
-  - 'for_each_node'
-  - 'for_each_node_by_name'
-  - 'for_each_node_by_type'
-  - 'for_each_node_mask'
-  - 'for_each_node_state'
-  - 'for_each_node_with_cpus'
-  - 'for_each_node_with_property'
-  - 'for_each_nonreserved_multicast_dest_pgid'
-  - 'for_each_of_allnodes'
-  - 'for_each_of_allnodes_from'
-  - 'for_each_of_cpu_node'
-  - 'for_each_of_pci_range'
-  - 'for_each_old_connector_in_state'
-  - 'for_each_old_crtc_in_state'
-  - 'for_each_old_mst_mgr_in_state'
-  - 'for_each_oldnew_connector_in_state'
-  - 'for_each_oldnew_crtc_in_state'
-  - 'for_each_oldnew_mst_mgr_in_state'
-  - 'for_each_oldnew_plane_in_state'
-  - 'for_each_oldnew_plane_in_state_reverse'
-  - 'for_each_oldnew_private_obj_in_state'
-  - 'for_each_old_plane_in_state'
-  - 'for_each_old_private_obj_in_state'
-  - 'for_each_online_cpu'
-  - 'for_each_online_node'
-  - 'for_each_online_pgdat'
-  - 'for_each_pci_bridge'
-  - 'for_each_pci_dev'
-  - 'for_each_pci_msi_entry'
-  - 'for_each_pcm_streams'
-  - 'for_each_physmem_range'
-  - 'for_each_populated_zone'
-  - 'for_each_possible_cpu'
-  - 'for_each_present_cpu'
-  - 'for_each_prime_number'
-  - 'for_each_prime_number_from'
-  - 'for_each_process'
-  - 'for_each_process_thread'
-  - 'for_each_prop_codec_conf'
-  - 'for_each_prop_dai_codec'
-  - 'for_each_prop_dai_cpu'
-  - 'for_each_prop_dlc_codecs'
-  - 'for_each_prop_dlc_cpus'
-  - 'for_each_prop_dlc_platforms'
-  - 'for_each_property_of_node'
-  - 'for_each_registered_fb'
-  - 'for_each_requested_gpio'
-  - 'for_each_requested_gpio_in_range'
-  - 'for_each_reserved_mem_range'
-  - 'for_each_reserved_mem_region'
-  - 'for_each_rtd_codec_dais'
-  - 'for_each_rtd_components'
-  - 'for_each_rtd_cpu_dais'
-  - 'for_each_rtd_dais'
-  - 'for_each_set_bit'
-  - 'for_each_set_bit_from'
-  - 'for_each_set_clump8'
-  - 'for_each_sg'
-  - 'for_each_sg_dma_page'
-  - 'for_each_sg_page'
-  - 'for_each_sgtable_dma_page'
-  - 'for_each_sgtable_dma_sg'
-  - 'for_each_sgtable_page'
-  - 'for_each_sgtable_sg'
-  - 'for_each_sibling_event'
-  - 'for_each_subelement'
-  - 'for_each_subelement_extid'
-  - 'for_each_subelement_id'
-  - '__for_each_thread'
-  - 'for_each_thread'
-  - 'for_each_unicast_dest_pgid'
-  - 'for_each_vsi'
-  - 'for_each_wakeup_source'
-  - 'for_each_zone'
-  - 'for_each_zone_zonelist'
-  - 'for_each_zone_zonelist_nodemask'
-  - 'fwnode_for_each_available_child_node'
-  - 'fwnode_for_each_child_node'
-  - 'fwnode_graph_for_each_endpoint'
-  - 'gadget_for_each_ep'
-  - 'genradix_for_each'
-  - 'genradix_for_each_from'
-  - 'hash_for_each'
-  - 'hash_for_each_possible'
-  - 'hash_for_each_possible_rcu'
-  - 'hash_for_each_possible_rcu_notrace'
-  - 'hash_for_each_possible_safe'
-  - 'hash_for_each_rcu'
-  - 'hash_for_each_safe'
-  - 'hctx_for_each_ctx'
-  - 'hlist_bl_for_each_entry'
-  - 'hlist_bl_for_each_entry_rcu'
-  - 'hlist_bl_for_each_entry_safe'
-  - 'hlist_for_each'
-  - 'hlist_for_each_entry'
-  - 'hlist_for_each_entry_continue'
-  - 'hlist_for_each_entry_continue_rcu'
-  - 'hlist_for_each_entry_continue_rcu_bh'
-  - 'hlist_for_each_entry_from'
-  - 'hlist_for_each_entry_from_rcu'
-  - 'hlist_for_each_entry_rcu'
-  - 'hlist_for_each_entry_rcu_bh'
-  - 'hlist_for_each_entry_rcu_notrace'
-  - 'hlist_for_each_entry_safe'
-  - 'hlist_for_each_entry_srcu'
-  - '__hlist_for_each_rcu'
-  - 'hlist_for_each_safe'
-  - 'hlist_nulls_for_each_entry'
-  - 'hlist_nulls_for_each_entry_from'
-  - 'hlist_nulls_for_each_entry_rcu'
-  - 'hlist_nulls_for_each_entry_safe'
-  - 'i3c_bus_for_each_i2cdev'
-  - 'i3c_bus_for_each_i3cdev'
-  - 'ide_host_for_each_port'
-  - 'ide_port_for_each_dev'
-  - 'ide_port_for_each_present_dev'
-  - 'idr_for_each_entry'
-  - 'idr_for_each_entry_continue'
-  - 'idr_for_each_entry_continue_ul'
-  - 'idr_for_each_entry_ul'
-  - 'in_dev_for_each_ifa_rcu'
-  - 'in_dev_for_each_ifa_rtnl'
-  - 'inet_bind_bucket_for_each'
-  - 'inet_lhash2_for_each_icsk_rcu'
-  - 'key_for_each'
-  - 'key_for_each_safe'
-  - 'klp_for_each_func'
-  - 'klp_for_each_func_safe'
-  - 'klp_for_each_func_static'
-  - 'klp_for_each_object'
-  - 'klp_for_each_object_safe'
-  - 'klp_for_each_object_static'
-  - 'kunit_suite_for_each_test_case'
-  - 'kvm_for_each_memslot'
-  - 'kvm_for_each_vcpu'
-  - 'list_for_each'
-  - 'list_for_each_codec'
-  - 'list_for_each_codec_safe'
-  - 'list_for_each_continue'
-  - 'list_for_each_entry'
-  - 'list_for_each_entry_continue'
-  - 'list_for_each_entry_continue_rcu'
-  - 'list_for_each_entry_continue_reverse'
-  - 'list_for_each_entry_from'
-  - 'list_for_each_entry_from_rcu'
-  - 'list_for_each_entry_from_reverse'
-  - 'list_for_each_entry_lockless'
-  - 'list_for_each_entry_rcu'
-  - 'list_for_each_entry_reverse'
-  - 'list_for_each_entry_safe'
-  - 'list_for_each_entry_safe_continue'
-  - 'list_for_each_entry_safe_from'
-  - 'list_for_each_entry_safe_reverse'
-  - 'list_for_each_entry_srcu'
-  - 'list_for_each_prev'
-  - 'list_for_each_prev_safe'
-  - 'list_for_each_safe'
-  - 'llist_for_each'
-  - 'llist_for_each_entry'
-  - 'llist_for_each_entry_safe'
-  - 'llist_for_each_safe'
-  - 'mci_for_each_dimm'
-  - 'media_device_for_each_entity'
-  - 'media_device_for_each_intf'
-  - 'media_device_for_each_link'
-  - 'media_device_for_each_pad'
-  - 'nanddev_io_for_each_page'
-  - 'netdev_for_each_lower_dev'
-  - 'netdev_for_each_lower_private'
-  - 'netdev_for_each_lower_private_rcu'
-  - 'netdev_for_each_mc_addr'
-  - 'netdev_for_each_uc_addr'
-  - 'netdev_for_each_upper_dev_rcu'
-  - 'netdev_hw_addr_list_for_each'
-  - 'nft_rule_for_each_expr'
-  - 'nla_for_each_attr'
-  - 'nla_for_each_nested'
-  - 'nlmsg_for_each_attr'
-  - 'nlmsg_for_each_msg'
-  - 'nr_neigh_for_each'
-  - 'nr_neigh_for_each_safe'
-  - 'nr_node_for_each'
-  - 'nr_node_for_each_safe'
-  - 'of_for_each_phandle'
-  - 'of_property_for_each_string'
-  - 'of_property_for_each_u32'
-  - 'pci_bus_for_each_resource'
-  - 'pcl_for_each_chunk'
-  - 'pcl_for_each_segment'
-  - 'pcm_for_each_format'
-  - 'ping_portaddr_for_each_entry'
-  - 'plist_for_each'
-  - 'plist_for_each_continue'
-  - 'plist_for_each_entry'
-  - 'plist_for_each_entry_continue'
-  - 'plist_for_each_entry_safe'
-  - 'plist_for_each_safe'
-  - 'pnp_for_each_card'
-  - 'pnp_for_each_dev'
-  - 'protocol_for_each_card'
-  - 'protocol_for_each_dev'
-  - 'queue_for_each_hw_ctx'
-  - 'radix_tree_for_each_slot'
-  - 'radix_tree_for_each_tagged'
-  - 'rb_for_each'
-  - 'rbtree_postorder_for_each_entry_safe'
-  - 'rdma_for_each_block'
-  - 'rdma_for_each_port'
-  - 'rdma_umem_for_each_dma_block'
-  - 'resource_list_for_each_entry'
-  - 'resource_list_for_each_entry_safe'
-  - 'rhl_for_each_entry_rcu'
-  - 'rhl_for_each_rcu'
-  - 'rht_for_each'
-  - 'rht_for_each_entry'
-  - 'rht_for_each_entry_from'
-  - 'rht_for_each_entry_rcu'
-  - 'rht_for_each_entry_rcu_from'
-  - 'rht_for_each_entry_safe'
-  - 'rht_for_each_from'
-  - 'rht_for_each_rcu'
-  - 'rht_for_each_rcu_from'
-  - '__rq_for_each_bio'
-  - 'rq_for_each_bvec'
-  - 'rq_for_each_segment'
-  - 'scsi_for_each_prot_sg'
-  - 'scsi_for_each_sg'
-  - 'sctp_for_each_hentry'
-  - 'sctp_skb_for_each'
-  - 'shdma_for_each_chan'
-  - '__shost_for_each_device'
-  - 'shost_for_each_device'
-  - 'sk_for_each'
-  - 'sk_for_each_bound'
-  - 'sk_for_each_entry_offset_rcu'
-  - 'sk_for_each_from'
-  - 'sk_for_each_rcu'
-  - 'sk_for_each_safe'
-  - 'sk_nulls_for_each'
-  - 'sk_nulls_for_each_from'
-  - 'sk_nulls_for_each_rcu'
-  - 'snd_array_for_each'
-  - 'snd_pcm_group_for_each_entry'
-  - 'snd_soc_dapm_widget_for_each_path'
-  - 'snd_soc_dapm_widget_for_each_path_safe'
-  - 'snd_soc_dapm_widget_for_each_sink_path'
-  - 'snd_soc_dapm_widget_for_each_source_path'
-  - 'tb_property_for_each'
-  - 'tcf_exts_for_each_action'
-  - 'udp_portaddr_for_each_entry'
-  - 'udp_portaddr_for_each_entry_rcu'
-  - 'usb_hub_for_each_child'
-  - 'v4l2_device_for_each_subdev'
-  - 'v4l2_m2m_for_each_dst_buf'
-  - 'v4l2_m2m_for_each_dst_buf_safe'
-  - 'v4l2_m2m_for_each_src_buf'
-  - 'v4l2_m2m_for_each_src_buf_safe'
-  - 'virtio_device_for_each_vq'
-  - 'while_for_each_ftrace_op'
-  - 'xa_for_each'
-  - 'xa_for_each_marked'
-  - 'xa_for_each_range'
-  - 'xa_for_each_start'
-  - 'xas_for_each'
-  - 'xas_for_each_conflict'
-  - 'xas_for_each_marked'
-  - 'xbc_array_for_each_value'
-  - 'xbc_for_each_key_value'
-  - 'xbc_node_for_each_array_value'
-  - 'xbc_node_for_each_child'
-  - 'xbc_node_for_each_key_value'
-  - 'zorro_for_each_dev'
-  - 'for_each_line'
-  - 'for_each_non_empty_line'
-
-#IncludeBlocks: Preserve # Unknown to clang-format-5.0
-IncludeCategories:
-  - Regex: '.*'
-    Priority: 1
-IncludeIsMainRegex: '(Test)?$'
-IndentCaseLabels: false
-#IndentPPDirectives: None # Unknown to clang-format-5.0
-IndentWidth: 8
-IndentWrappedFunctionNames: false
-JavaScriptQuotes: Leave
-JavaScriptWrapImports: true
-KeepEmptyLinesAtTheStartOfBlocks: false
-MacroBlockBegin: ''
-MacroBlockEnd: ''
-MaxEmptyLinesToKeep: 1
-NamespaceIndentation: None
-#ObjCBinPackProtocolList: Auto # Unknown to clang-format-5.0
-ObjCBlockIndentWidth: 8
-ObjCSpaceAfterProperty: true
-ObjCSpaceBeforeProtocolList: true
-
-# Taken from git's rules
-#PenaltyBreakAssignment: 10 # Unknown to clang-format-4.0
-PenaltyBreakBeforeFirstCallParameter: 30
-PenaltyBreakComment: 10
-PenaltyBreakFirstLessLess: 0
-PenaltyBreakString: 10
-PenaltyExcessCharacter: 100
-PenaltyReturnTypeOnItsOwnLine: 60
-
-PointerAlignment: Right
-ReflowComments: false
-SortIncludes: false
-#SortUsingDeclarations: false # Unknown to clang-format-4.0
-SpaceAfterCStyleCast: false
-SpaceAfterTemplateKeyword: true
-SpaceBeforeAssignmentOperators: true
-#SpaceBeforeCtorInitializerColon: true # Unknown to clang-format-5.0
-#SpaceBeforeInheritanceColon: true # Unknown to clang-format-5.0
-SpaceBeforeParens: ControlStatements
-#SpaceBeforeRangeBasedForLoopColon: true # Unknown to clang-format-5.0
-SpaceInEmptyParentheses: false
-SpacesBeforeTrailingComments: 1
-SpacesInAngles: false
-SpacesInContainerLiterals: false
-SpacesInCStyleCastParentheses: false
-SpacesInParentheses: false
-SpacesInSquareBrackets: false
-Standard: Cpp03
-TabWidth: 8
-UseTab: Always
-...
--- a/.gitreview
+++ b/.gitreview
@@ -1,3 +0,0 @@
-[gerrit]
-host=gerrit.osmocom.org
-project=simtrace2
--- a/14
+++ b/14
@@ -8,23 +8,13 @@ fw-$(1)-$(2)-clean:
 endef

 $(eval $(call RULES,simtrace,dfu))
-$(eval $(call RULES,simtrace,blupdate))
 $(eval $(call RULES,simtrace,trace))
 $(eval $(call RULES,simtrace,cardem))
 $(eval $(call RULES,qmod,dfu))
-$(eval $(call RULES,qmod,blupdate))
 $(eval $(call RULES,qmod,cardem))
-$(eval $(call RULES,ngff_cardem,dfu))
-$(eval $(call RULES,ngff_cardem,blupdate))
-$(eval $(call RULES,ngff_cardem,trace))
-$(eval $(call RULES,ngff_cardem,cardem))

-fw-clean: fw-simtrace-dfu-clean fw-simtrace-blupdate-clean fw-simtrace-trace-clean fw-simtrace-cardem-clean \
-	fw-qmod-dfu-clean fw-qmod-blupdate-clean fw-qmod-cardem-clean \
-	fw-ngff_cardem-dfu-clean fw-ngff_cardem-blupdate-clean fw-ngff_cardem-trace-clean fw-ngff_cardem-cardem-clean
-fw: fw-simtrace-dfu fw-simtrace-blupdate fw-simtrace-trace fw-simtrace-cardem \
-	fw-qmod-dfu fw-qmod-blupdate fw-qmod-cardem \
-	fw-ngff_cardem-dfu fw-ngff_cardem-blupdate fw-ngff_cardem-trace fw-ngff_cardem-cardem
+fw-clean: fw-simtrace-dfu-clean fw-simtrace-trace-clean fw-simtrace-cardem-clean fw-qmod-dfu-clean fw-qmod-cardem-clean
+fw: fw-simtrace-dfu fw-simtrace-trace fw-simtrace-cardem fw-qmod-dfu fw-qmod-cardem

 utils:
 	(cd host && \
--- a/contrib/flash.py
+++ b/contrib/flash.py
@@ -27,9 +27,7 @@ class Device(NamedTuple):
 DEVICE_SIMTRACE = Device(usb_vendor_id=0x1d50, usb_product_id=0x60e3, name="SIMtrace 2", url={"trace": "https://ftp.osmocom.org/binaries/simtrace2/firmware/latest/simtrace-trace-dfu-latest.bin", "cardem": "https://osmocom.org/attachments/download/3868/simtrace-cardem-dfu.bin"})
 DEVICE_QMOD = Device(usb_vendor_id=0x1d50, usb_product_id=0x4004, name="sysmoQMOD (Quad Modem)", url={"cardem": "https://ftp.osmocom.org/binaries/simtrace2/firmware/latest/qmod-cardem-dfu-latest.bin"})
 DEVICE_OWHW = Device(usb_vendor_id=0x1d50, usb_product_id=0x4001, name="OWHW", url={"cardem": "https://ftp.osmocom.org/binaries/simtrace2/firmware/latest/owhw-cardem-dfu-latest.bin"})
-DEVICE_OCTSIMTEST = Device(usb_vendor_id=0x1d50, usb_product_id=0x616d, name="OCTSIMTEST", url={"cardem": "https://ftp.osmocom.org/binaries/simtrace2/firmware/latest/octsimtest-cardem-dfu-latest.bin"})
-DEVICE_NGFF_CARDEM = Device(usb_vendor_id=0x1d50, usb_product_id=0x616e, name="ngff-cardem", url={"cardem": "https://ftp.osmocom.org/binaries/simtrace2/firmware/latest/ngff_cardem-cardem-dfu-latest.bin"})
-DEVICES = [DEVICE_SIMTRACE, DEVICE_QMOD, DEVICE_OCTSIMTEST, DEVICE_NGFF_CARDEM]
+DEVICES = [DEVICE_SIMTRACE, DEVICE_QMOD]

 # which firmware does the SIMtrace USN interface subclass correspond
 FIRMWARE_SUBCLASS = {1: "trace", 2: "cardem"}
--- a/contrib/jenkins.sh
+++ b/contrib/jenkins.sh
@@ -28,11 +28,9 @@ export PKG_CONFIG_PATH="$inst/lib/pkgconfig:$PKG_CONFIG_PATH"
 export LD_LIBRARY_PATH="$inst/lib"

 BUILDS=""
-BUILDS+="simtrace/dfu simtrace/blupdate simtrace/trace simtrace/cardem "
-BUILDS+="qmod/dfu qmod/blupdate qmod/cardem "
-BUILDS+="owhw/dfu owhw/blupdate owhw/cardem "
-BUILDS+="octsimtest/cardem "
-BUILDS+="ngff_cardem/dfu ngff_cardem/blupdate ngff_cardem/cardem ngff_cardem/trace "
+BUILDS+="simtrace/dfu simtrace/trace simtrace/cardem "
+BUILDS+="qmod/dfu qmod/cardem "
+BUILDS+="owhw/dfu owhw/cardem "

 cd $TOPDIR/firmware
 for build in $BUILDS; do
@@ -65,6 +63,8 @@ make dist
 #	make -C "$base/doc/manuals" publish
 #fi

+rm -rf $TOPDIR/firmware/bin/simtrace-cardem*
+
 if [ "x$publish" = "x--publish" ]; then
 	echo
 	echo "=============== UPLOAD BUILD  =============="
--- a/contrib/simtrace.lua
+++ b/contrib/simtrace.lua
@@ -1,92 +0,0 @@
-usb_simtrace_protocol = Proto("USB_simtrace",  "USB simtrace protocol")
-
-
-local control_commands = {
-- /* SIMTRACE_MSGC_GENERIC */
-[0x0000] = "SIMTRACE_CMD_DO_ERROR",
-[0x0001] = "SIMTRACE_CMD_BD_BOARD_INFO",
-
-- /* SIMTRACE_MSGC_CARDEM */
-[0x0101] = "SIMTRACE_MSGT_DT_CEMU_TX_DATA",
-[0x0102] = "SIMTRACE_MSGT_DT_CEMU_SET_ATR",
-[0x0103] = "SIMTRACE_MSGT_BD_CEMU_STATS",
-[0x0104] = "SIMTRACE_MSGT_BD_CEMU_STATUS",
-[0x0105] = "SIMTRACE_MSGT_DT_CEMU_CARDINSERT",
-[0x0106] = "SIMTRACE_MSGT_DO_CEMU_RX_DATA",
-[0x0107] = "SIMTRACE_MSGT_DO_CEMU_PTS",
-[0x0108] = "SIMTRACE_MSGT_BD_CEMU_CONFIG",
-
-- /* SIMTRACE_MSGC_MODEM */
-[0x0201] = "SIMTRACE_MSGT_DT_MODEM_RESET",
-[0x0202] = "SIMTRACE_MSGT_DT_MODEM_SIM_SELECT",
-[0x0203] = "SIMTRACE_MSGT_BD_MODEM_STATUS",
-
-- /* SIMTRACE_MSGC_SNIFF */
-[0x0300] = "SIMTRACE_MSGT_SNIFF_CHANGE",
-[0x0301] = "SIMTRACE_MSGT_SNIFF_FIDI",
-[0x0302] = "SIMTRACE_MSGT_SNIFF_ATR",
-[0x0304] = "SIMTRACE_MSGT_SNIFF_TPDU",
-[0x0303] = "SIMTRACE_MSGT_SNIFF_PPS"
-}
-
-local msgtype  = ProtoField.uint16("usb_simtrace.msgtype", "Message Type", base.HEX_DEC, control_commands)
-local seqnr  = ProtoField.uint8("usb_simtrace.seqnr", "Sequence Number", base.HEX_DEC)
-local slotnr  = ProtoField.uint8("usb_simtrace.slotnr", "Slot Number", base.HEX_DEC)
-local reserved  = ProtoField.uint16("usb_simtrace.reserved", "reserved", base.HEX_DEC)
-local payloadlen  = ProtoField.uint16("usb_simtrace.length", "length", base.HEX_DEC)
-local payload  = ProtoField.bytes("usb_simtrace.payload", "Data")
-
-local pb_and_rx  = ProtoField.uint32("usb_simtrace.pb_and_rx", "pb_and_rx", base.HEX_DEC, NULL, 0x8)
-local pb_and_tx  = ProtoField.uint32("usb_simtrace.pb_and_tx", "pb_and_tx", base.HEX_DEC, NULL, 0x4)
-local final  = ProtoField.uint32("usb_simtrace.final", "final", base.HEX_DEC, NULL, 0x2)
-local tpdu_hdr  = ProtoField.uint32("usb_simtrace.tpdu_hdr", "tpdu_hdr", base.HEX_DEC, NULL, 0x1)
-local rxtxdatalen  = ProtoField.uint16("usb_simtrace.rxtxdatalen", "rx/tx data length", base.HEX_DEC)
-local rxtxdata  = ProtoField.bytes("usb_simtrace.rxtxdata", "rx/tx (data)")
-usb_simtrace_protocol.fields = {
-  msgtype, seqnr, slotnr, reserved, payloadlen, payload, pb_and_rx, pb_and_tx, final, tpdu_hdr, rxtxdatalen, rxtxdata
-}
-function dissect_rxtx(payload_data,pinfo,tree)
-
-  local headerSubtree = tree:add(usb_simtrace_protocol, payload_data, "rx/tx data")
-  local len  = payload_data(8+4,2):le_uint();
-  local cmd32 =  payload_data(8+0,4):le_uint();
-
-  headerSubtree:add(pb_and_rx, cmd32)
-  headerSubtree:add(pb_and_tx, cmd32)
-  headerSubtree:add(final, cmd32)
-  headerSubtree:add(tpdu_hdr, cmd32)
-
-  headerSubtree:add(rxtxdatalen, len)
-  headerSubtree:add_le(rxtxdata, payload_data(8+6,len))
-end
-
-function usb_simtrace_protocol.dissector(buffer, pinfo, tree)
-  length = buffer:len()
-  if length == 0 then return end
-
-  pinfo.cols.protocol = usb_simtrace_protocol.name
-
-  local subtree = tree:add(usb_simtrace_protocol, buffer(), "USB simtrace Data")
-  local command = buffer(0,2):uint()
-
-  subtree:add(msgtype, command):set_generated()
-  subtree:add(seqnr, buffer(2,1))
-  subtree:add(slotnr, buffer(3,1))
-  subtree:add_le(payloadlen, buffer(6,2))
-  pinfo.cols.info = string.format("Cmd 0x%04X : %s", command, control_commands[command])
-  local payload_data = buffer(8,length-8)
-  if(command == 0x0101 or command == 0x0106) then
-    return dissect_rxtx(buffer(),pinfo,subtree)
-  else
-    subtree:add(payload, payload_data)
-  end
-
-end
-
-
-function usb_simtrace_protocol.init()
-local usb_product_dissectors = DissectorTable.get("usb.product")
-usb_product_dissectors:add(0x1d50616d, usb_simtrace_protocol)
-usb_product_dissectors:add(0x1d50616e, usb_simtrace_protocol)
-DissectorTable.get("usb.bulk"):add(0xffff, usb_simtrace_protocol)
-end
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,217 +1,8 @@
-simtrace2 (0.8.2) unstable; urgency=medium
+simtrace2 (0.5.2) UNRELEASED; urgency=medium

-  * firmware/Makefile: don't use distribution's CFLAGS
-
- -- Oliver Smith <osmith@sysmocom.de>  Fri, 15 Sep 2023 11:17:37 +0200
-
-simtrace2 (0.8.1) unstable; urgency=medium
-
-  * host/contrib/simtrace2.spec.in: fix soname
-
- -- Oliver Smith <osmith@sysmocom.de>  Fri, 10 Dec 2021 10:04:28 +0100
-
-simtrace2 (0.8.0) unstable; urgency=medium
-
-  [ Harald Welte ]
  * adapt to host tools in autotools
-  * simtrace2_api: Remove dead code
-  * fix baudrate of 'make log'
-  * qmod DFU: Don't overwrite memory beyond end of usb_strings[]
-  * usb_strings.txt: s/SIMtrace Phone/SIMtrace Card Emulation/
-  * Patch actual board name into the USB iProduct string descriptor
-  * Build only 'reasonable' combinations of APP/MEMORY
-  * stdio: Add support for %p format string (pointer address)
-  * Fix format string related warnings (int vs. long)
-  * Add missing CR to achieve CRLF at end of log lines
-  * more comments in host_communication.c.
-  * usb_buf: count number of elements in queue
-  * usb_buf: Limit the maximum queue length to 3 elements
-  * qmod: Don't print EEPROM operations in help when not supported
-  * cosmetic: board_qmod: Annotate #endif with comments
-  * qmod: Document '!' and '@' commands on UART
-  * implement minimalistic talloc_report(); add 't' command on UART
-  * update copyright statement
-  * cardem: Fix memory leak on unsupported SIMTRACE_MSGT_DT_CEMU_CARDINSERT
-  * usb_buf: Actually limit queue to 3 elements, not 4
-  * USBD_HAL: Don't disable UDP peripheral clock on suspend
-  * usb_buf: Properly initialize buffered_endpoint->ep number
-  * pseudo_talloc: Increment number of buffers from 10 to 20
-  * card_emu: Factor out card_handle_reset() from card_emu_init()
-  * cardem: Move card_emu_io_statechg() calls out of interrupt context
-  * cardem: RST resets all state (including release of buffers)
-  * host_communication: Send zero-length-packet on wMaxPacketSize
-  * card_emu: Initialize PTSS state every time we start PTS
-  * card_emu: Avoid recursive calls to card_set_state()
-  * card_emu: Always print state names in string representation
-  * card_emu: Remove extraneous code
-  * card_emu: Remove extraneous initialization of ch->pts.state
-  * cardem: Make card_emu_report_status() optionally use IRQ endpoint
-  * cardem: Add SIMTRACE_MSGT_BD_CEMU_CONFIG
-  * cardem: Implement support for CEMU_FEAT_F_STATUS_IRQ
-  * simtrace2-sniff: Reformat value_string to pass our validation scripts
-  * firmware: Reformat value_string to pass our validation scripts
-  * jenkins.sh: Add verify_value_string_arrays_are_terminated.py
-  * [lib] apdu_dispatch: Use DLGLOBAL and don't printf() directly
-  * [lib] apdu_dispatch: Don't print APDU state to stdout
-  * OSMO_ASSERT() on double-free or invalid pointer
-  * Update .gitignore file for host
-  * migrate to libosmousb
-  * library: Add osmo_st2_compatible_dev_idsp[]
-  * firmware: move printing of welcome banner to common function print_banner()
-  * firmware: apps/cardem/main.c: Synchronize with apps/trace/main.c
-  * host: Add COPYING file for host software (GPLv2)
-  * host/lib/gsmtap.c: Add GPLv2 disclaimer
-  * increase ringbuffer size from 512 to 1024 bytes
-  * simtrace2_api: Add osmo_st2_cardem_request_config()
-  * Disable interrupts during EEFC_ReadUniqueID()
-  * cardem: Fix infinite loop + watchdog reset on long OUT message
-  * extend osmo_st2_cardem_inst with fields required by osmo-remsim
-  * cosmetic: Add missing CR to LF in dispatch_received_usb_msg()
-  * USBD.c: Don't reset EP0 on SetConfiguration(0)
-  * pio_it.c: Permit repeated calls to PIO_ConfigureIt()
-  * simtrace2_siff: getopt_long() returns int, not char
-  * Introduce support for asynchronous USB transmission
-  * firmware: fix builds with gcc stack smashing protection enabled
-  * dfu: Shrink code by 144 bytes (by not calling PIO_InitializeInterrupts)
-  * dfu: Save another 60 bytes by changing the way we print horizontal lines
-  * migrate from BSC_FD_* to OSMO_FD_*
-  * remove usb2udp
-  * rename simtrace2-remsim to simtrace2-cardem-pcsc
-  * Update README
-  * remove old pre-autoconf makefile
-  * simtrace2-cardem-pcsc: Make it work again
-  * Revert "add ISO 7816-3 library to remsim project"
-  * Revert "add library providing ISO 7816-3 utilities"
-  * card_emu: waiting_time is stored in etu, not clocks.
-  * card_emu: Rename fi to Fi and di to Di
-  * card_emu: Clarify and differentiate F/Fi/F_index/Fi_index
-  * iso7816_fidi: Add iso7816_3_ prefix to symbols; fix terminology
-  * card_emu: improve reset detection conditions
-  * card_emu: explicitly initialize PTS and TPDU states
-  * card_emu: Use USART timeout for waiting time
-  * card_emu: Fix USART timer, particularly in re-start situations
-  * card_emu: Fix computation of waiting time
-  * contrib/jenkins.sh: Switch from rita -> ftp.osmocom.org
-  * st2-cardem-pcsc: Fix goto-in-while mess
-  * st2-cardem-pcsc: Use ATR of real card by default
-  * simtrace board.h: Enable HAVE_CARDEM if we build the cardem firmware
-  * jenkins.sh: build 'cardem' firmware also for simtrace board
-  * Revert "cardem: disable upload for simtrace2"
-  * simtrace2-cardem-pcsc: Decode STATUS flags to strings
-  * simtrace2-cardem-pcsc: Reset the real card if reader resets cardem
-  * assert: Use printf_sync() to ensure printing of assert / panic
-  * Add usb product ID of sysmoOCTSIMTEST
-  * octsimtest: remove lots of unused #defines
-  * octsimtest: most code for support of this new board
-  * octsimtest: Switch direction of I/O level shifter depending on uart tx / rx
-  * cardem-pcsc: initialize libosmocore logging
-  * octsimtest: Adjust VCC voltage thresholds (resistive VCC divider)
-  * contrib/jenkins.sh: Build 'cardem' app for 'octsimtest' board
-  * firmware: octsimtest: Fix IO_DIR pin definition
-  * firmware: octsimtest: Make slot mux configurable via USB
-  * firmware: octsimtest: mcp23017 initializaiton
-  * firmware: cardem: re-factor CARDINSERT command processing
-  * firmware: octsimtest: Support SIMTRACE_MSGT_DT_CEMU_CARDINSERT
-  * firmware: octsimtest: use TRACE_* macros instead of direct printf
-  * firmware: octsimtest: Fix disabling the card_insert signal
-  * firmware: octsimtest: Add i/I command for setting card-insert via I2C GPIO
-  * firmware: octsimtest: ensure all card_insert GPIO are 0 after reset
-  * don't printf() directly from library code, go via libosmocore logging
-  * simtrace2-list: Use osmo_st2_compatible_dev_ids[]
-  * board_gpio.gnumeric: Add ngff-cardem pin-out
-  * 99-simtrace2.rules: Add OCTSIMTEST
-  * contrib/flash.py: Add OCTSIMTEST support
-  * Introduce simtrace2-tool
-  * introduce support for new ngff_cardem board
-  * simtrace2.spec: Add simtrace2-tool binary to package
-  * contrib/jenkins.sh: Build APP=cardem for BOARD=ngff_cardem
-  * jenkins.sh: Build 'trace' firmware for ngff_cardem
-  * Use osmo_libusb_{init,exit}() instead of libusb_{init,exit}()
-  * simtrace2-cardem-pcsc: Remove double libusb initialization
-  * simtrace2-tool: Initialize logging to avoid error on first log output
-  * cardem-pcsc: Fix return of uninitialized variable
-  * host: Upgrade libosmocore dependency to 1.4.0

-  [ Kévin Redon ]
-  * minor: fix spacing
-  * minor: updated copyright years
-  * dfu: minor: make debug output only verbose in info level
-  * minor: move USB debug output from info to debug level
-  * minor: improve debug output
-  * minor : fix typo in comment
-  * better detect VCC and nRST changes on simtrace2 board
-  * minor: ignore usbstring binary
-  * simtrace2-remsim: Use simplest ATR
-  * cardem: use simplest ATR as default ATR
-  * minor: fix typo
-  * DFU: increase USB reset duration to 50 ms
-  * DFU: restart bootloader when USB conf failed
-  * Makefile: add linker option showing memory usage
-  * improve shared bootloader/application memory
-  * minor: improve trace output
-  * DFU: add DFU application
-  * add script to flash latest firmware
-  * minor: use same LED pattern for cardem as other applications
-  * cardem: currently simtrace does not support cardem
-  * add library providing ISO 7816-3 utilities
-  * add ISO 7816-3 library to remsim project
-  * rename PIN_PHONE_{CLK,IO} to PIN_USIM1_{CLK,IO}
-  * minor add comments
-  * make sim switch board specific
-
-  [ Eric Wild ]
-  * remsim: allow selecting pcsc reader number
-  * cardem: disable upload for simtrace2
-  * firmware: do not allow undefined symbols
-  * firmware: allow verbose builds
-  * cardem: choose a more reasonable default ATR
-  * contrib: add a basic simtrace lua dissector for wireshark
-  * cardem: free the buf
-  * cardemu: support 1v8 for the tester
-  * firmware: data sections
-  * firmware: proper makefile deps
-  * firmware: make the ngff beakout blink
-  * simtrace2-cardem: use local sim on exit
-  * contrib: more cardem dissection
-  * firmware: trace for ngff
-  * cardem: fix spurious NULL bytes during transfers
-  * contrib/jenkins.sh: build ngff_Cardem dfu bootloader
-  * contrib: allow manually forcing bulk simtrace dissection
-  * contrib/jenkins.sh: lower trace to make bl fit
-  * Revert "firmware: data sections"
-  * add the ngff cardem to default build targets
-  * drop unused exidx sections when linking
-  * clang build support
-  * fix bootloader led config crash
-  * firmware: add bootloader update "app"
-  * firmware: remove usb pullup that dates back to simtrace1
-  * firmware: increase reset delay before usb reattach
-  * firmware: drop cref printing
-  * add our default clang-format file
-  * firmware: add missing usb strings to blupdate that prevented building it
-  * jenkins: build bootloader updater
-  * firmware: remove dfu-dfu default target
-
-  [ Oliver Smith ]
-  * contrib: import RPM spec
-  * contrib: integrate RPM spec
-  * d/source/format: new file
-  * firmware/Makefile: fix UNKNOWN in OBS packages
-  * host: use git-version-gen/tarball-v. from topdir
-  * gitignore: add firmware/apps/*/usb_strings.txt.patched
-  * firmware: create duplicate files for upload only
-  * contrib/prepare_upload.sh: fix cd problems
-  * firmware: qmod-dfu: disable stack protector
-  * firmware: disable stack protector by default
-  * gitreview: new file
-
-  [ Leonard Hübner ]
-  * remsim: adding cli argument to set the atr
-
-  [ Eric ]
-  * dfu: let the device reset itself
-
- -- Harald Welte <laforge@osmocom.org>  Thu, 09 Dec 2021 08:12:56 +0100
+ -- Harald Welte <lafore@gnumonks.org>  Thu, 28 Nov 2019 00:44:57 +0100

 simtrace2 (0.5.1) unstable; urgency=medium

--- a/debian/control
+++ b/debian/control
@@ -10,7 +10,7 @@ Build-Depends: debhelper (>= 9),
               pkg-config,
               git,
               dh-autoreconf,
-               libosmocore-dev (>= 1.4.0),
+               libosmocore-dev,
               libpcsclite-dev,
               libnewlib-arm-none-eabi,
               libusb-1.0-0-dev,
@@ -33,11 +33,11 @@ Package: simtrace2-utils
 Section: devel
 Architecture: any
 Multi-Arch: same
-Depends: ${shlibs:Depends}, ${misc:Depends}, libosmo-simtrace2-1
+Depends: ${shlibs:Depends}, ${misc:Depends}, libosmo-simtrace2-0
 Recommends: simtrace2-firmware
 Description: Host utilities to communicate with SIMtrace2 USB Devices.

-Package: libosmo-simtrace2-1
+Package: libosmo-simtrace2-0
 Section: libs
 Architecture: any
 Multi-Arch: same
@@ -52,7 +52,7 @@ Package: libosmo-simtrace2-dev
 Section: libdevel
 Architecture: any
 Multi-Arch: same
-Depends: libosmo-simtrace2-1, ${misc:Depends}
+Depends: libosmo-simtrace2-0, ${misc:Depends}
 Description: Development headers for Osmocom SIMtrace2 library
  This library contains core "driver" functionality to interface with the
  Osmocom SIMtrace2 (and compatible) USB device firmware.  It enables
--- a/debian/libosmo-simtrace2-0.install
+++ b/debian/libosmo-simtrace2-0.install
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -29,13 +29,6 @@
 #   Makefile for compiling the Getting Started with SAM3S Microcontrollers project

 GIT_VERSION=$(shell $(TOP)/git-version-gen $(TOP)/.tarball-version)
-
-CFLAGS = \
-	 -Werror=format-security \
-	 -Wformat \
-	 -g \
-	 $(NULL)
-
 #-------------------------------------------------------------------------------
 #        User-modifiable options
 #-------------------------------------------------------------------------------
@@ -56,8 +49,7 @@ APP ?= dfu

 # Defines which are the available memory targets for the SAM3S-EK board.
 ifeq ($(APP), dfu)
-MEMORIES ?= flash
-TRACE_LEVEL ?= 0
+MEMORIES ?= flash dfu
 else
 MEMORIES ?= dfu
 endif
@@ -80,20 +72,12 @@ AT91LIB_USB_DFU_PATH = $(AT91LIB)/usb/device/dfu
 # Tool suffix when cross-compiling
 CROSS_COMPILE = arm-none-eabi-

-USE_CLANG ?= 0
-ifneq ("$(USE_CLANG)","0")
-# --target=thumbv7m-none-eabi
-CC = clang
-LD = ld.lld
-SIZE = llvm-size
-LIBS = -nostdlib
-else
+LIBS = -Wl,--start-group -lgcc -Wl,--end-group -nostdlib
+
+# Compilation tools
 CC = $(CROSS_COMPILE)gcc
 LD = $(CROSS_COMPILE)ld
 SIZE = $(CROSS_COMPILE)size
-LIBS = -Wl,--start-group -lgcc -Wl,--end-group -nostdlib
-endif
-
 STRIP = $(CROSS_COMPILE)strip
 OBJCOPY = $(CROSS_COMPILE)objcopy
 GDB = $(CROSS_COMPILE)gdb
@@ -154,11 +138,7 @@ ALLOW_PEER_ERASE?=0
 #CFLAGS+=-DUSB_NO_DEBUG=1

 # Optimization level, put in comment for debugging
-ifneq ("$(USE_CLANG)","0")
-OPTIMIZATION ?= -Oz
-else
 OPTIMIZATION ?= -Os
-endif

 # Flags
 INCLUDES_USB = -I$(AT91LIB)/usb/include -I$(AT91LIB)
@@ -172,11 +152,6 @@ INCLUDES += -Ilibosmocore/include
 INCLUDES += -Isrc_simtrace -Iinclude
 INCLUDES += -Iapps/$(APP)

-ifneq ("$(USE_CLANG)","0")
-CFLAGS += -Wno-unknown-warning-option -Wno-empty-body -fno-exceptions -fno-unwind-tables --config armv7em_soft_nofp_nosys
-else
-CFLAGS += -Wno-suggest-attribute=noreturn --param max-inline-insns-single=500
-endif
 CFLAGS += -Wall -Wchar-subscripts -Wcomment -Wimplicit-int -Wformat=2
 CFLAGS += -Werror-implicit-function-declaration -Wmain -Wparentheses
 CFLAGS += -Wsequence-point -Wreturn-type -Wswitch -Wtrigraphs #-Wunused
@@ -189,16 +164,16 @@ CFLAGS += -Wredundant-decls -Wnested-externs #-Winline -Wlong-long
 CFLAGS += -Wunreachable-code
 #CFLAGS += -Wcast-align
 #CFLAGS += -std=c11
-#CFLAGS += -Wmissing-noreturn
+CFLAGS += -Wmissing-noreturn
 #CFLAGS += -Wconversion
 CFLAGS += -Wno-unused-but-set-variable -Wno-unused-variable
-
+CFLAGS += -Wno-suggest-attribute=noreturn

 # -mlong-calls  -Wall
 #CFLAGS += -save-temps -fverbose-asm
 #CFLAGS += -Wa,-a,-ad
 CFLAGS += -D__ARM -fno-builtin
-CFLAGS += -mcpu=cortex-m3 -mthumb # -mfix-cortex-m3-ldrd
+CFLAGS += --param max-inline-insns-single=500 -mcpu=cortex-m3 -mthumb # -mfix-cortex-m3-ldrd
 CFLAGS += -ffunction-sections -g $(OPTIMIZATION) $(INCLUDES) -D$(CHIP) -DTRACE_LEVEL=$(TRACE_LEVEL) -DALLOW_PEER_ERASE=$(ALLOW_PEER_ERASE)
 CFLAGS += -DGIT_VERSION=\"$(GIT_VERSION)\"
 CFLAGS += -DBOARD=\"$(BOARD)\" -DBOARD_$(BOARD)
@@ -212,10 +187,7 @@ CFLAGS += -fno-stack-protector
 endif

 ASFLAGS = -mcpu=cortex-m3 -mthumb -Wall -g $(OPTIMIZATION) $(INCLUDES) -D$(CHIP) -D__ASSEMBLY__
-LDFLAGS = -mcpu=cortex-m3 -mthumb -Wl,--check-sections -Wl,--gc-sections -Wl,--entry=ResetException -Wl,--unresolved-symbols=report-all -Wl,--warn-common -Wl,--no-undefined $(LIB)
-ifeq ("$(USE_CLANG)","0")
-LDFLAGS += -Wl,--warn-section-align -Wl,--print-memory-usage
-endif
+LDFLAGS = -mcpu=cortex-m3 -mthumb -Wl,--cref -Wl,--check-sections -Wl,--gc-sections -Wl,--entry=ResetException -Wl,--unresolved-symbols=report-all -Wl,--warn-common -Wl,--warn-section-align -Wl,--print-memory-usage -Wl,--no-undefined $(LIB)
 #LD_OPTIONAL=-Wl,--print-gc-sections -Wl,--stats

 # Append BIN directories to output filename
@@ -225,7 +197,7 @@ OUTPUT := $(BIN)/$(OUTPUT)
 #		Rules
 #-------------------------------------------------------------------------------

-all: $(BIN) $(OBJ) $(MEMORIES)
+all: apps/$(APP)/usb_strings_generated.h $(BIN) $(OBJ) $(MEMORIES)

 combined: $(OUTPUT)-combined.bin

@@ -236,7 +208,7 @@ $(BIN)/$(BOARD)-dfu-flash-padded.bin: $(BIN)/$(BOARD)-dfu-flash.bin
 $(OUTPUT)-combined.bin: $(BIN)/$(BOARD)-dfu-flash-padded.bin $(OUTPUT)-dfu.bin
 	cat $^ > $@

-$(BIN) $(OBJ): apps/$(APP)/usb_strings_generated.h
+$(BIN) $(OBJ):
 	mkdir -p $@

 usbstring/usbstring: usbstring/usbstring.c
@@ -252,48 +224,26 @@ apps/$(APP)/usb_strings_generated.h: apps/$(APP)/usb_strings.txt.patched usbstri
 define RULES
 C_OBJECTS_$(1) = $(addprefix $(OBJ)/$(1)_, $(C_OBJECTS))
 ASM_OBJECTS_$(1) = $(addprefix $(OBJ)/$(1)_, $(ASM_OBJECTS))
-EXTRA_OBJECTS_$(1) = $(addprefix $(OBJ)/$(1)_, $(EXTRA_OBJECTS))

-build_$(1): $$(ASM_OBJECTS_$(1)) $$(C_OBJECTS_$(1)) $$(EXTRA_OBJECTS_$(1))
-	$(SILENT)$(CC) $(CFLAGS) $(LDFLAGS) $(LD_OPTIONAL) -T"libboard/common/resources/$(CHIP)/$(1).ld" -Wl,-Map,$(OUTPUT)-$(1).map -o $(OUTPUT)-$(1).elf $$^ $(LIBS)
-	$(SILENT)$(NM) $(OUTPUT)-$(1).elf >$(OUTPUT)-$(1).elf.txt
-	$(SILENT)$(OBJCOPY) -O binary $(OUTPUT)-$(1).elf $(OUTPUT)-$(1).bin
-	$(SILENT)$(SIZE) $$^ $(OUTPUT)-$(1).elf
+$(1): $$(ASM_OBJECTS_$(1)) $$(C_OBJECTS_$(1))
+	$(SILENT)$(CC) $(LDFLAGS) $(LD_OPTIONAL) -T"libboard/common/resources/$(CHIP)/$$@.ld" -Wl,-Map,$(OUTPUT)-$$@.map -o $(OUTPUT)-$$@.elf $$^ $(LIBS)
+	$(SILENT)$(NM) $(OUTPUT)-$$@.elf >$(OUTPUT)-$$@.elf.txt
+	$(SILENT)$(OBJCOPY) -O binary $(OUTPUT)-$$@.elf $(OUTPUT)-$$@.bin
+	$(SILENT)$(SIZE) $$^ $(OUTPUT)-$$@.elf

 $$(C_OBJECTS_$(1)): $(OBJ)/$(1)_%.o: %.c Makefile $(OBJ) $(BIN)
 	@echo [COMPILING $$<]
-	$(SILENT)$(CC) $(CFLAGS) -DENVIRONMENT_$(1) -DENVIRONMENT=\"$(1)\" -c -o $$@ $$<
+	$(SILENT)$(CC) $(CFLAGS) -DENVIRONMENT_$(1) -DENVIRONMENT=\"$(1)\" -Wa,-ahlms=$(BIN)/$$*.lst -c -o $$@ $$<

 $$(ASM_OBJECTS_$(1)): $(OBJ)/$(1)_%.o: %.S Makefile $(OBJ) $(BIN)
 	@echo [ASSEMBLING $$@]
-	$(SILENT)$(CC) $(ASFLAGS) -DENVIRONMENT_$(1) -DENVIRONMENT=\"$(1)\" -c -o $$@ $$<
+	$(SILENT)@$(CC) $(ASFLAGS) -DENVIRONMENT_$(1) -DENVIRONMENT=\"$(1)\" -c -o $$@ $$<

 debug_$(1): $(1)
 	$(GDB) -x "$(BOARD_LIB)/resources/gcc/$(BOARD)_$(1).gdb" -ex "reset" -readnow -se $(OUTPUT)-$(1).elf
 endef

-ALL_MEMORIES = dfu flash ram
-$(foreach MEMORY, $(ALL_MEMORIES), $(eval $(call RULES,$(MEMORY))))
-
-# files with those names do exist..
-.PHONY: ram
-.PHONY: dfu
-.PHONY: flash
-ram: build_ram
-dfu: build_dfu
-ifeq ($(APP), blupdate)
-	$(info updating updater section with padded bootloader file..)
-	$(SILENT)dd if=/dev/zero bs=16384 count=1 of=$(BIN)/$(BOARD)-dfu-flash-padded.bin
-	$(SILENT)dd if=$(BIN)/$(BOARD)-dfu-flash.bin conv=notrunc of=$(BIN)/$(BOARD)-dfu-flash-padded.bin
-	$(SILENT)$(OBJCOPY) --update-section .blupdate=bin/$(BOARD)-dfu-flash-padded.bin bin/$(BOARD)-blupdate-dfu.elf
-	$(SILENT)$(OBJCOPY) -O binary bin/$(BOARD)-blupdate-dfu.elf bin/$(BOARD)-blupdate-dfu.bin
-endif
-flash: build_flash
-#alternate way of embedding: obj file
-#ifeq ($(APP), dfu)
-#	$(info bootloader bin file to obj..)
-#	$(SILENT)$(OBJCOPY) --rename-section .data=.fwupdate -I binary -O elf32-littlearm bin/$(BOARD)-dfu-flash.bin $(OBJ)/flash_fwupdate.o
-#endif
+$(foreach MEMORY, $(MEMORIES), $(eval $(call RULES,$(MEMORY))))

 program:
 	openocd -f openocd/openocd.cfg -c "init" -c "halt" -c "flash write_bank 0 ./bin/project-flash.bin 0" -c "reset" -c "shutdown"
--- a/firmware/apps/blupdate/Makefile
+++ b/firmware/apps/blupdate/Makefile
@@ -1,12 +0,0 @@
-
-C_FILES += $(C_LIBUSB_DFU)
-
-# Trace level used for compilation
-# (can be overridden by adding TRACE_LEVEL=#number to the command-line)
-# TRACE_LEVEL_DEBUG      5
-# TRACE_LEVEL_INFO       4
-# TRACE_LEVEL_WARNING    3
-# TRACE_LEVEL_ERROR      2
-# TRACE_LEVEL_FATAL      1
-# TRACE_LEVEL_NO_TRACE   0
-TRACE_LEVEL ?= 3
--- a/firmware/apps/blupdate/main.c
+++ b/firmware/apps/blupdate/main.c
@@ -1,134 +0,0 @@
-/* SIMtrace 2 firmware USB DFU bootloader
- *
- * (C) 2015-2017 by Harald Welte <hwelte@hmw-consulting.de>
- * (C) 2018-2019 by sysmocom -s.f.m.c. GmbH, Author: Kevin Redon <kredon@sysmocom.de>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
- */
-#include "board.h"
-#include "core_cm3.h"
-#include "flashd.h"
-#include "utils.h"
-#include "usb/device/dfu/dfu.h"
-#include "usb/common/dfu/usb_dfu.h"
-#include "manifest.h"
-#include "USBD_HAL.h"
-
-#include <osmocom/core/timer.h>
-
-/* actual section content must be replaced with the padded bootloader by running objcopy! */
-const uint32_t bl_update_data[BOARD_DFU_BOOT_SIZE / sizeof(uint32_t)] __attribute__((section(".fwupdate"))) = { 0xFF };
-
-unsigned int g_unique_id[4];
-/* remember if the watchdog has been configured in the main loop so we can kick it in the ISR */
-static bool watchdog_configured = false;
-
-extern uint32_t _end;
-extern uint32_t _srelocate;
-extern uint32_t _etext;
-
-void DFURT_SwitchToDFU(void)
-{
-}
-void USBDFU_Runtime_RequestHandler(const USBGenericRequest *request)
-{
-}
-int USBDFU_handle_dnload(uint8_t altif, unsigned int offset, uint8_t *data, unsigned int len)
-{
-	return 0;
-}
-int USBDFU_handle_upload(uint8_t altif, unsigned int offset, uint8_t *data, unsigned int req_len)
-{
-	return 0;
-}
-int USBDFU_OverrideEnterDFU(void)
-{
-	return 0;
-}
-
-__attribute__((section(".ramfunc"), noinline)) static uint32_t flash_wait_ready()
-{
-	Efc *efc = EFC;
-	uint32_t dwStatus;
-
-	do {
-		dwStatus = efc->EEFC_FSR;
-	} while ((dwStatus & EEFC_FSR_FRDY) != EEFC_FSR_FRDY);
-	return (dwStatus & (EEFC_FSR_FLOCKE | EEFC_FSR_FCMDE));
-}
-
-__attribute__((section(".ramfunc"), noinline)) static void flash_cmd(uint32_t dwCommand, uint32_t dwArgument)
-{
-	Efc *efc = EFC;
-	uint32_t dwStatus;
-	efc->EEFC_FCR = EEFC_FCR_FKEY(0x5A) | EEFC_FCR_FARG(dwArgument) | EEFC_FCR_FCMD(dwCommand);
-}
-
-__attribute__((section(".ramfunc"), noinline, noreturn)) static void erase_first_app_sector()
-{
-	/* page 64 */
-	uint32_t first_app_page = (BOARD_DFU_BOOT_SIZE / IFLASH_PAGE_SIZE);
-	uint32_t *first_app_address = (uint32_t *)(IFLASH_ADDR + first_app_page * IFLASH_PAGE_SIZE + 0);
-
-#if 1
-	/* overwrite first app sector so we don't keep booting this */
-	for (int i = 0; i < IFLASH_PAGE_SIZE / 4; i++)
-		first_app_address[i] = 0xffffffff;
-
-	flash_cmd(EFC_FCMD_EWP, first_app_page);
-#else
-	/* why does erasing the whole flash with a protected bootloader not work at all? */
-	flash_cmd(EFC_FCMD_EA, 0);
-#endif
-	flash_wait_ready();
-	for (;;)
-		NVIC_SystemReset();
-}
-
-#define MAX_USB_ITER BOARD_MCK / 72 // This should be around a second
-extern int main(void)
-{
-	uint8_t isUsbConnected = 0;
-	unsigned int i = 0;
-	uint32_t reset_cause = (RSTC->RSTC_SR & RSTC_SR_RSTTYP_Msk) >> RSTC_SR_RSTTYP_Pos;
-
-	/* Enable watchdog for 2000ms, with no window */
-	WDT_Enable(WDT, WDT_MR_WDRSTEN | WDT_MR_WDDBGHLT | WDT_MR_WDIDLEHLT | (WDT_GetPeriod(2000) << 16) |
-				WDT_GetPeriod(2000));
-	watchdog_configured = true;
-
-	EEFC_ReadUniqueID(g_unique_id);
-
-	printf("\n\r\n\r");
-	printf("bootloader updater %s for board %s\n\r"
-	       "(C) 2010-2017 by Harald Welte, 2018-2019 by Kevin Redon\n\r",
-	       manifest_revision, manifest_board);
-
-	/* clear g_dfu on power-up reset */
-	memset(g_dfu, 0, sizeof(*g_dfu));
-
-	TRACE_INFO("USB init...\n\r");
-	/* Signal USB reset by disabling the pull-up on USB D+ for at least 10 ms */
-	USBD_Disconnect();
-
-	/* Initialize the flash to be able to write it, using the IAP ROM code */
-	FLASHD_Initialize(BOARD_MCK, 1);
-
-	__disable_irq();
-	FLASHD_Unlock(IFLASH_ADDR, IFLASH_ADDR + IFLASH_SIZE - 1, 0, 0);
-	FLASHD_Write(IFLASH_ADDR, bl_update_data, BOARD_DFU_BOOT_SIZE);
-
-	erase_first_app_sector();
-}
--- a/firmware/apps/blupdate/usb_strings.txt
+++ b/firmware/apps/blupdate/usb_strings.txt
@@ -1,6 +0,0 @@
-sysmocom - s.f.m.c. GmbH
-PRODUCT_STRING
-bootloader updater
-RAM
-Flash (Application Partition)
-Flash (Bootloader Partition)
--- a/firmware/apps/cardem/main.c
+++ b/firmware/apps/cardem/main.c
@@ -71,13 +71,8 @@ static const conf_func config_func_ptrs[] = {
 		.init = mode_cardemu_init,
 		.exit = mode_cardemu_exit,
 		.run = mode_cardemu_run,
-#if defined (ngff_cardem)
-		.usart0_irq = mode_cardemu_usart1_irq,
-		.usart1_irq = mode_cardemu_usart0_irq,
-#else
 		.usart0_irq = mode_cardemu_usart0_irq,
 		.usart1_irq = mode_cardemu_usart1_irq,
-#endif
 	},
 #endif
 #ifdef HAVE_MITM
--- a/firmware/apps/dfu/main.c
+++ b/firmware/apps/dfu/main.c
@@ -271,7 +271,7 @@ extern int main(void)

 #ifdef PINS_LEDS
 	/* Configure LED */
-	PIO_Configure(pinsLeds, PIO_LISTSIZE(pinsLeds));
+	PIO_Configure(pinsLeds, sizeof(pinsLeds));
 	PIO_Set(&pinsLeds[LED_NUM_RED]);
 	PIO_Clear(&pinsLeds[LED_NUM_GREEN]);
 #endif
@@ -342,7 +342,16 @@ extern int main(void)
 	TRACE_INFO("USB init...\n\r");
 	/* Signal USB reset by disabling the pull-up on USB D+ for at least 10 ms */
 	USBD_Disconnect();
-	mdelay(500);
+#ifdef PIN_USB_PULLUP
+	const Pin usb_dp_pullup = PIN_USB_PULLUP;
+	PIO_Configure(&usb_dp_pullup, 1);
+	PIO_Set(&usb_dp_pullup);
+#endif
+	mdelay(50);
+#ifdef PIN_USB_PULLUP
+	PIO_Clear(&usb_dp_pullup);
+#endif
+
 	USBDFU_Initialize(&dfu_descriptors);

 	while (USBD_GetState() < USBD_STATE_CONFIGURED) {
--- a/firmware/atmel_softpack_libraries/libchip_sam3s/source/exceptions.c
+++ b/firmware/atmel_softpack_libraries/libchip_sam3s/source/exceptions.c
@@ -151,7 +151,8 @@ WEAK void HardFault_Handler( void )
 		" mrseq r0, msp		\n"
 		" mrsne r0, psp		\n"
 		//" ldr r1, [r0, #24] 	\n"
-		" b hard_fault_handler_c\n");
+		" b hard_fault_handler_c\n"
+		".syntax divided	\n");
 }

 /**
--- a/firmware/libboard/common/include/led.h
+++ b/firmware/libboard/common/include/led.h
@@ -31,8 +31,7 @@ enum led_pattern {
 	BLINK_200O_F		= 7,
 	BLINK_600O_F		= 8,
 	BLINK_CUSTOM		= 9,
-	BLINK_2F_O		= 10,
-	BLINK_5O_5F		= 11,
+	BLINK_2F_O,
 	_NUM_LED_BLINK
 };

--- a/firmware/libboard/common/resources/sam3s4/dfu.ld
+++ b/firmware/libboard/common/resources/sam3s4/dfu.ld
@@ -96,18 +96,13 @@ SECTIONS
        _efixed = .;            /* End of text section */
    } > rom

-    /DISCARD/ :
+    /* .ARM.exidx is sorted, so has to go in its own output section.  */
+    PROVIDE_HIDDEN (__exidx_start = .);
+    .ARM.exidx :
    {
-        *(.ARM.exidx)
-    }
-
-    .blupdate :
-    {
-        . = ALIGN(4);
-        _blupdate_start = .;
-        KEEP(*(.fwupdate .fwupdate.*));
-        _blupdate_end = .;
+      *(.ARM.exidx* .gnu.linkonce.armexidx.*)
    } > rom
+    PROVIDE_HIDDEN (__exidx_end = .);

    . = ALIGN(4); 
    _etext = .;
--- a/firmware/libboard/common/resources/sam3s4/flash.ld
+++ b/firmware/libboard/common/resources/sam3s4/flash.ld
@@ -94,10 +94,13 @@ SECTIONS
        _efixed = .;            /* End of text section */
    } > rom

-    /DISCARD/ :
+    /* .ARM.exidx is sorted, so has to go in its own output section.  */
+    PROVIDE_HIDDEN (__exidx_start = .);
+    .ARM.exidx :
    {
-        *(.ARM.exidx)
-    }
+      *(.ARM.exidx* .gnu.linkonce.armexidx.*)
+    } > rom
+    PROVIDE_HIDDEN (__exidx_end = .);

    . = ALIGN(4); 
    _etext = .;
--- a/firmware/libboard/common/source/led.c
+++ b/firmware/libboard/common/source/led.c
@@ -58,10 +58,6 @@ static const struct blink_state bs_on[] = {
 	{ 0, 1 }
 };

-static const struct blink_state bs_5on_5off[] = {
-	{ 500, 1 }, { 500, 0 }
-};
-
 static const struct blink_state bs_3on_5off[] = {
 	{ 300, 1 }, { 500, 0 }
 };
@@ -111,10 +107,6 @@ static const struct blink_pattern patterns[] = {
 		.states = bs_on,
 		.size = ARRAY_SIZE(bs_on),
 	},
-	[BLINK_5O_5F] = {
-		.states = bs_5on_5off,
-		.size = ARRAY_SIZE(bs_5on_5off),
-	},
 	[BLINK_3O_5F] = {
 		.states = bs_3on_5off,
 		.size = ARRAY_SIZE(bs_3on_5off),
--- a/firmware/libboard/ngff_cardem/include/board.h
+++ b/firmware/libboard/ngff_cardem/include/board.h
@@ -1,166 +0,0 @@
-/* Osmocom ngff-cardem board definition
- *
- * (C) 2021 by Harald Welte <laforge@osmocom.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA
- */
-#pragma once
-#include "board_common.h"
-#include "simtrace_usb.h"
-
-/** Name of the board */
-#define BOARD_NAME "NGFF-CARDEM"
-/** Board definition */
-#define ngff_cardem
-
-/** oscillator used as main clock source (in Hz) */
-#define BOARD_MAINOSC 12000000
-/** desired main clock frequency (in Hz, based on BOARD_MAINOSC) */
-#define BOARD_MCK 58000000 // 12.000 * 29 / 6
-
-/** MCU pin connected to red LED */
-#define PIO_LED_RED     PIO_PA17
-/** MCU pin connected to green LED */
-#define PIO_LED_GREEN   PIO_PA18
-/** red LED pin definition */
-#define PIN_LED_RED     {PIO_LED_RED, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
-/** green LED pin definition */
-#define PIN_LED_GREEN   {PIO_LED_GREEN, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
-/** LEDs pin definition */
-#define PINS_LEDS       PIN_LED_RED, PIN_LED_GREEN 
-/** index for red LED in LEDs pin definition array */
-#define LED_NUM_RED     0
-/** index for green LED in LEDs pin definition array */
-#define LED_NUM_GREEN   1
-/** the green LED is actually red and used as indication for USIM1 */
-#define LED_USIM1	LED_GREEN
-
-/* USIM 2 interface (USART) */
-#define PIN_USIM2_CLK		{PIO_PA2, PIOA, ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}
-#define PIN_USIM2_IO		{PIO_PA6, PIOA, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
-#define PINS_ISO7816_USIM2	PIN_USIM2_CLK, PIN_USIM2_IO
-
-/* USIM 2 interface (TC) */
-#define PIN_USIM2_IO_TC		{PIO_PA1, PIOA, ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}
-#define PIN_USIM2_CLK_TC	{PIO_PA4, PIOA, ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}
-#define PINS_TC_USIM2		PIN_USIM2_IO_TC, PIN_USIM2_CLK_TC
-
-/* USIM 1 interface (USART) */
-#define PIN_USIM1_IO		{PIO_PA22, PIOA, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
-#define PIN_USIM1_CLK		{PIO_PA23, PIOA, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
-#define PINS_ISO7816_USIM1	PIN_USIM1_CLK, PIN_USIM1_IO
-
-/* USIM 1 interface (TC) */
-#define PIN_USIM1_IO_TC		{PIO_PA27, PIOA, ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}
-#define PIN_USIM1_CLK_TC	{PIO_PA29, PIOA, ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}
-#define PINS_TC_USIM1		PIN_USIM1_IO_TC, PIN_USIM1_CLK_TC
-
-#define PIN_USIM1_nRST		{PIO_PA24, PIOA, ID_PIOA, PIO_INPUT, PIO_DEFAULT}
-#define PIN_USIM1_VCC		{PIO_PB3, PIOB, ID_PIOB, PIO_INPUT, PIO_DEFAULT}
-
-#define PIN_USIM2_nRST		{PIO_PA7, PIOA, ID_PIOA, PIO_INPUT, PIO_DEFAULT}
-//#define PIN_USIM2_VCC		{PIO_PB2, PIOB, ID_PIOB, PIO_INPUT, PIO_DEFAULT}
-
-#define PINS_USIM1		PINS_TC_USIM1, PINS_ISO7816_USIM1, PIN_USIM1_nRST
-#define PINS_USIM2		PINS_TC_USIM2, PINS_ISO7816_USIM2, PIN_USIM2_nRST
-
-/* from v3 and onwards only (!) */
-#define PIN_DET_USIM1_PRES	{PIO_PA8, PIOA, ID_PIOA, PIO_INPUT, PIO_DEGLITCH | PIO_IT_EDGE}
-
-/* inputs reading the WWAN LED level */
-#define PIN_WWAN1		{PIO_PA15, PIOA, ID_PIOA, PIO_INPUT, PIO_PULLUP | PIO_DEGLITCH | PIO_IT_EDGE}
-#define PINS_WWAN_IN		{ PIN_WWAN1 }
-
-#define PIN_MODEM_EN {PIO_PA11, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
-#define PIN_N_MODEM_PWR_ON {PIO_PA26, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
-
-/* outputs controlling RESET input of modems */
-#define PIN_PERST1		{PIO_PA25, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
-#define PINS_PERST		{ PIN_PERST1 }
-
-#define PIN_VERSION_DET		{PIO_PA19, PIOA, ID_PIOA, PIO_PERIPH_D, PIO_DEFAULT}
-
-/* GPIO towards SPDT switches between real SIM and SAM3 */
-//#define PIN_SIM_SWITCH1 {PIO_PA20, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
-//#define PIN_SIM_SWITCH2 {PIO_PA28, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
-
-#define BOARD_USB_BMATTRIBUTES	USBConfigurationDescriptor_SELFPOWERED_NORWAKEUP
-
-#define BOARD_USB_VENDOR_ID	USB_VENDOR_OPENMOKO
-#define BOARD_USB_PRODUCT_ID	USB_PRODUCT_NGFF_CARDEM
-#define BOARD_DFU_USB_PRODUCT_ID USB_PRODUCT_NGFF_CARDEM
-#define BOARD_USB_RELEASE	0x010
-
-#define DETECT_VCC_BY_ADC
-#define VCC_UV_THRESH_1V8	1500000
-#define VCC_UV_THRESH_3V	VCC_UV_THRESH_1V8
-
-#ifdef APPLICATION_cardem
-#define HAVE_CARDEM
-#define HAVE_BOARD_CARDINSERT
-struct cardem_inst;
-void board_set_card_insert(struct cardem_inst *ci, bool card_insert);
-#endif
-
-#ifdef APPLICATION_trace
-#define HAVE_SNIFFER
-#endif
-
-/* Card I/O data signal input/output (I/O_SIM in schematic) */
-#define PIN_SIM_IO             {PIO_PA6A_TXD0, PIOA, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
-/* Card CLK clock input (CLK_SIM in schematic) */
-#define PIN_SIM_CLK            {PIO_PA2B_SCK0, PIOA, ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}
-/* Card RST reset signal input (use as input since the phone will drive it) */
-#define PIN_SIM_RST_SNIFF      {PIO_PA7, PIOA, ID_PIOA, PIO_INPUT, PIO_DEGLITCH | PIO_IT_EDGE}
-/* Pins used to sniff phone-card communication */
-#define PINS_SIM_SNIFF          PIN_SIM_IO, PIN_SIM_CLK, PIN_SIM_RST_SNIFF
-
-/* Pin to measure card I/O timing (to start measuring the ETU on I/O activity; connected I/O_SIM in schematic) */
-#define PIN_SIM_IO_INPUT       {PIO_PA1B_TIOB0, PIOA, ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}
-/* Pin used as clock input (to measure the ETU duration; connected to CLK_SIM in schematic) */
-#define PIN_SIM_CLK_INPUT      {PIO_PA4B_TCLK0, PIOA, ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}
-/* Pins used to measure ETU timing (using timer counter) */ 
-#define PINS_TC                 PIN_SIM_IO_INPUT, PIN_SIM_CLK_INPUT
-
-//default state: NO uart connected, modem connected to physical sim, NO sim presence override, modem powers sim slot
-#define pin_conn_usim1_default {PIO_PA20, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
-#define pin_conn_usim2_default {PIO_PA28, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
-#define pin_conn_mdm_sim_default {PIO_PA0, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
-#define pin_conn_set_sim_det_default {PIO_PA13, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
-#define pin_en_st_sim_vdd_default {PIO_PB2, PIOB, ID_PIOB, PIO_OUTPUT_0, PIO_DEFAULT}
-#define pin_en_mdm_sim_vdd_default {PIO_PA16, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
-
-//cardem state: uart2 (!) connected, NO modem connected to physical sim, sim presence override, NOTHING powers sim slot
-#define pin_conn_usim1_cem {PIO_PA20, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
-#define pin_conn_usim2_cem {PIO_PA28, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
-#define pin_conn_mdm_sim_cem {PIO_PA0, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
-#define pin_en_st_sim_vdd_cem {PIO_PB2, PIOB, ID_PIOB, PIO_OUTPUT_0, PIO_DEFAULT}
-#define pin_en_mdm_sim_vdd_cem {PIO_PA16, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
-
-//trace state: uart2 (!) connected, modem connected to physical sim, st powers sim slot
-#define pin_conn_usim1_trace {PIO_PA20, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
-#define pin_conn_usim2_trace {PIO_PA28, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
-#define pin_conn_mdm_sim_trace {PIO_PA0, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
-#define pin_conn_set_sim_det_trace {PIO_PA13, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
-#define pin_en_st_sim_vdd_trace {PIO_PB2, PIOB, ID_PIOB, PIO_OUTPUT_1, PIO_DEFAULT}
-#define pin_en_mdm_sim_vdd_trace {PIO_PA16, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
-
-#define PIN_MODEM_EN_off {PIO_PA11, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
-
-#define PINS_SIM_DEFAULT pin_conn_usim1_default, pin_conn_usim2_default, pin_conn_mdm_sim_default, pin_conn_set_sim_det_default, PIN_N_MODEM_PWR_ON, PIN_MODEM_EN, pin_en_st_sim_vdd_default, pin_en_mdm_sim_vdd_default
-#define PINS_SIM_CARDEM pin_conn_usim1_cem, pin_conn_usim2_cem, pin_conn_mdm_sim_cem, pin_en_mdm_sim_vdd_cem, pin_en_st_sim_vdd_cem// , pin_conn_set_sim_det_cem
-
-#define PINS_BUS_SNIFF pin_conn_usim1_trace, pin_conn_usim2_trace, pin_conn_mdm_sim_trace, pin_conn_set_sim_det_trace,PIN_MODEM_EN_off
-#define PINS_PWR_SNIFF PIN_N_MODEM_PWR_ON, PIN_MODEM_EN, pin_en_st_sim_vdd_trace, pin_en_mdm_sim_vdd_trace
--- a/firmware/libboard/ngff_cardem/include/card_pres.h
+++ b/firmware/libboard/ngff_cardem/include/card_pres.h
@@ -1,22 +0,0 @@
-/* card presence utilities
- *
- * (C) 2016-2017 by Harald Welte <hwelte@hmw-consulting.de>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA
- */
-#pragma once
-
-int is_card_present(int port);
-int card_present_init(void);
--- a/firmware/libboard/ngff_cardem/include/wwan_led.h
+++ b/firmware/libboard/ngff_cardem/include/wwan_led.h
@@ -1,20 +0,0 @@
-/* Code to read/track the status of the WWAN LEDs of attached modems
- * 
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA
- */
-#pragma once
-
-int wwan_led_active(int wwan);
-int wwan_led_init(void);
--- a/firmware/libboard/ngff_cardem/include/wwan_perst.h
+++ b/firmware/libboard/ngff_cardem/include/wwan_perst.h
@@ -1,21 +0,0 @@
-/* Code to control the PERST lines of attached modems
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA
- */
-#pragma once
-
-int wwan_perst_set(int modem_nr, int active);
-int wwan_perst_do_reset_pulse(int modem_nr, unsigned int duration_ms);
-int wwan_perst_init(void);
--- a/firmware/libboard/ngff_cardem/product_string.txt
+++ b/firmware/libboard/ngff_cardem/product_string.txt
@@ -1 +0,0 @@
-ngff-cardem
--- a/firmware/libboard/ngff_cardem/source/board_ngff_cardem.c
+++ b/firmware/libboard/ngff_cardem/source/board_ngff_cardem.c
@@ -1,159 +0,0 @@
-/* sysmocom ngff-cardem application code
- *
- * (C) 2021 Harald Welte <laforge@osmocom.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA
- */
-#include "board.h"
-#include "simtrace.h"
-#include "utils.h"
-#include "led.h"
-#include "wwan_led.h"
-#include "wwan_perst.h"
-#include "sim_switch.h"
-#include "boardver_adc.h"
-#include "card_pres.h"
-#include <osmocom/core/timer.h>
-#include "usb_buf.h"
-
-/* array of generated USB Strings */
-extern unsigned char *usb_strings[];
-
-/* returns '1' in case we should break any endless loop */
-void board_exec_dbg_cmd(int ch)
-{
-	switch (ch) {
-	case '?':
-		printf("\t?\thelp\n\r");
-		printf("\tR\treset SAM3\n\r");
-		printf("\tl\tswitch off LED 1\n\r");
-		printf("\tL\tswitch on  LED 1\n\r");
-		printf("\tg\tswitch off LED 2\n\r");
-		printf("\tG\tswitch on  LED 2\n\r");
-		printf("\t1\tGenerate 1ms reset pulse on WWAN1\n\r");
-		printf("\t!\tSwitch Channel A from physical -> remote\n\r");
-		printf("\tt\t(pseudo)talloc report\n\r");
-		break;
-	case 'R':
-		printf("Asking NVIC to reset us\n\r");
-		USBD_Disconnect();
-		NVIC_SystemReset();
-		break;
-	case 'l':
-		led_blink(LED_GREEN, BLINK_ALWAYS_OFF);
-		printf("LED 1 switched off\n\r");
-		break;
-	case 'L':
-		led_blink(LED_GREEN, BLINK_ALWAYS_ON);
-		printf("LED 1 switched on\n\r");
-		break;
-	case 'g':
-		led_blink(LED_RED, BLINK_ALWAYS_OFF);
-		printf("LED 2 switched off\n\r");
-		break;
-	case 'G':
-		led_blink(LED_RED, BLINK_ALWAYS_ON);
-		printf("LED 2 switched on\n\r");
-		break;
-	case '1':
-		printf("Resetting Modem\n\r");
-		wwan_perst_do_reset_pulse(0, 300);
-		break;
-	case '!':
-		sim_switch_use_physical(0, 0);
-		break;
-	case 't':
-		talloc_report(NULL, stdout);
-		break;
-	default:
-		printf("Unknown command '%c'\n\r", ch);
-		break;
-	}
-}
-
-void board_main_top(void)
-{
-#ifndef APPLICATION_dfu
-	usb_buf_init();
-
-	wwan_led_init();
-	wwan_perst_init();
-	sim_switch_init();
-#endif
-
-	/* Obtain the circuit board version (currently just prints voltage) */
-	get_board_version_adc();
-#ifndef APPLICATION_dfu
-	/* Initialize checking for card insert/remove events */
-	card_present_init();
-#endif
-	wwan_perst_set(0, 0);
-}
-
-static int uart_has_loopback_jumper(void)
-{
-	unsigned int i;
-	const Pin uart_loopback_pins[] = {
-		{PIO_PA9A_URXD0, PIOA, ID_PIOA, PIO_INPUT, PIO_DEFAULT},
-		{PIO_PA10A_UTXD0, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
-	};
-
-	/* Configure UART pins as I/O */
-	PIO_Configure(uart_loopback_pins, PIO_LISTSIZE(uart_loopback_pins));
-
-	/* Send pattern over UART TX and check if it is received on RX
-	 * If the loop doesn't get interrupted, RxD always follows TxD and thus a
-	 * loopback jumper has been placed on RxD/TxD, and we will boot
-	 * into DFU unconditionally
-	 */
-	int has_loopback_jumper = 1;
-	for (i = 0; i < 10; i++) {
-		/* Set TxD high; abort if RxD doesn't go high either */
-		PIO_Set(&uart_loopback_pins[1]);
-		if (!PIO_Get(&uart_loopback_pins[0])) {
-			has_loopback_jumper = 0;
-			break;
-		}
-		/* Set TxD low, abort if RxD doesn't go low either */
-		PIO_Clear(&uart_loopback_pins[1]);
-		if (PIO_Get(&uart_loopback_pins[0])) {
-			has_loopback_jumper = 0;
-			break;
-		}
-	}
-
-	/* Put pins back to UART mode */
-	const Pin uart_pins[] = {PINS_UART};
-	PIO_Configure(uart_pins, PIO_LISTSIZE(uart_pins));
-
-	return has_loopback_jumper;
-}
-
-int board_override_enter_dfu(void)
-{
-	/* If the loopback jumper is set, we enter DFU mode */
-	if (uart_has_loopback_jumper())
-		return 1;
-
-	return 0;
-}
-
- static const Pin deton = {PIO_PA13, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT};
- static const Pin detoff = {PIO_PA13, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT};
-
-void board_set_card_insert(struct cardem_inst *ci, bool card_insert)
-{
-	PIO_Configure(card_insert ? &deton : &detoff, 1);
-}
--- a/firmware/libboard/ngff_cardem/source/card_pres.c
+++ b/firmware/libboard/ngff_cardem/source/card_pres.c
@@ -1,76 +0,0 @@
-/* card presence utilities
- *
- * (C) 2016-2021 by Harald Welte <hwelte@hmw-consulting.de>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA
- */
-#include <osmocom/core/timer.h>
-#include "board.h"
-#include "utils.h"
-#include "card_pres.h"
-
-#define NUM_CARDPRES	1
-
-#define TIMER_INTERVAL_MS	500
-
-static const Pin pin_cardpres[NUM_CARDPRES] = { PIN_DET_USIM1_PRES };
-static int last_state[NUM_CARDPRES] = { -1 };
-static struct osmo_timer_list cardpres_timer;
-
-/* Determine if a SIM card is present in the given slot */
-int is_card_present(int port)
-{
-	const Pin *pin;
-	int present;
-
-	if (port < 0 || port >= NUM_CARDPRES)
-		return -1;
-	pin = &pin_cardpres[port];
-
-
-	/* high active here */
-	present = PIO_Get(pin);
-
-	return present;
-}
-
-static void cardpres_tmr_cb(void *data)
-{
-	unsigned int i;
-
-	for (i = 0; i < ARRAY_SIZE(pin_cardpres); i++) {
-		int state = is_card_present(i);
-		if (state != last_state[i]) {
-			TRACE_INFO("%u: Card Detect Status %d -> %d\r\n", i, last_state[i], state);
-			/* FIXME: report to USB host */
-			last_state[i] = state;
-		}
-	}
-
-	osmo_timer_schedule(&cardpres_timer, 0, TIMER_INTERVAL_MS*1000);
-}
-
-int card_present_init(void)
-{
-	unsigned int i;
-
-	PIO_Configure(pin_cardpres, ARRAY_SIZE(pin_cardpres));
-
-	/* start timer */
-	cardpres_timer.cb = cardpres_tmr_cb;
-	osmo_timer_schedule(&cardpres_timer, 0, TIMER_INTERVAL_MS*1000);
-
-	return 2;
-}
--- a/firmware/libboard/ngff_cardem/source/sim_switch.c
+++ b/firmware/libboard/ngff_cardem/source/sim_switch.c
@@ -1,81 +0,0 @@
-/* Code to switch between local (physical) and remote (emulated) SIM
- *
- * (C) 2015-2017 by Harald Welte <hwelte@hmw-consulting.de>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA
- */
-#include "board.h"
-#include "trace.h"
-#include "led.h"
-#include "sim_switch.h"
-
-//uart12bus	2-20e pa20
-//uart22bus	1-20e pa28
-//usim2bus	1-10e pa0  pivot
-//sim det	2-10e pa13
-
-static const Pin pins_default[]	= {PINS_SIM_DEFAULT};
-static const Pin pins_cem[]	= {PINS_SIM_CARDEM};
-
-static int initialized = 0;
-
-int sim_switch_use_physical(unsigned int nr, int physical)
-{
-	const Pin pin = PIN_MODEM_EN;// PIN_N_MODEM_PWR_ON;
-	enum led led;
-
-	if (!initialized) {
-		TRACE_ERROR("Somebody forgot to call sim_switch_init()\r\n");
-		sim_switch_init();
-	}
-
-	TRACE_INFO("Modem %d: %s SIM\n\r", nr,
-		   physical ? "physical" : "virtual");
-
-	switch (nr) {
-	case 0:
-		led = LED_USIM1;
-		break;
-
-	default:
-		TRACE_ERROR("Invalid SIM%u\n\r", nr);
-		return -1;
-	}
-
-	if (physical) {
-		TRACE_INFO("%u: Use local/physical SIM\r\n", nr);
-		PIO_Configure(pins_default, PIO_LISTSIZE(pins_default));
-		led_blink(led, BLINK_ALWAYS_ON);
-	} else {
-		TRACE_INFO("%u: Use remote/emulated SIM\r\n", nr);
-		PIO_Configure(pins_cem, PIO_LISTSIZE(pins_cem));
-		led_blink(led, BLINK_5O_5F);
-	}
-
-	/* just power cycle the modem because this circumvents weird issues with unreliable signals */
-	PIO_Clear(&pin);
-	mdelay(200);
-	PIO_Set(&pin);
-
-
-	return 0;
-}
-
-int sim_switch_init(void)
-{
-	PIO_Configure(pins_default, PIO_LISTSIZE(pins_default));
-	initialized = 1;
-	return 1;
-}
--- a/firmware/libboard/ngff_cardem/source/wwan_led.c
+++ b/firmware/libboard/ngff_cardem/source/wwan_led.c
@@ -1,93 +0,0 @@
-/* Code to read/track the status of the WWAN LEDs of attached modems
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA
- */
-/* Depending on the board this is running on,  it might be possible
- * for the controller to read the status of the WWAN LED output lines of
- * the cellular modem.  If the board supports this, it sets the
- * PIN_WWAN1 and/or PIN_WWAN2 defines in its board.h file.
- */
-#include "board.h"
-#include "wwan_led.h"
-
-#ifdef PIN_WWAN1
-static const Pin pin_wwan1 = PIN_WWAN1;
-
-static void wwan1_irqhandler(const Pin *pPin)
-{
-	int active = wwan_led_active(0);
-
-	TRACE_INFO("0: WWAN LED %u\r\n", active);
-
-	/* TODO: notify host via USB */
-}
-#endif
-
-#ifdef PIN_WWAN2
-static const Pin pin_wwan2 = PIN_WWAN2;
-
-static void wwan2_irqhandler(const Pin *pPin)
-{
-	int active = wwan_led_active(1);
-	TRACE_INFO("1: WWAN LED %u\r\n", active);
-
-	/* TODO: notify host via USB */
-}
-#endif
-
-/* determine if a given WWAN led is currently active or not */
-int wwan_led_active(int wwan)
-{
-	const Pin *pin;
-	int active;
-
-	switch (wwan) {
-#ifdef PIN_WWAN1
-	case 0:
-		pin = &pin_wwan1;
-		break;
-#endif
-#ifdef PIN_WWAN2
-	case 1:
-		pin = &pin_wwan2;
-		break;
-#endif
-	default:
-		return -1;
-	}
-
-	active = PIO_Get(pin) ? 0 : 1;
-	return active;
-}
-
-int wwan_led_init(void)
-{
-	int num_leds = 0;
-
-#ifdef PIN_WWAN1
-	PIO_Configure(&pin_wwan1, 1);
-	PIO_ConfigureIt(&pin_wwan1, wwan1_irqhandler);
-	PIO_EnableIt(&pin_wwan1);
-	num_leds++;
-#endif
-
-#ifdef PIN_WWAN2
-	PIO_Configure(&pin_wwan2, 1);
-	PIO_ConfigureIt(&pin_wwan2, wwan2_irqhandler);
-	PIO_EnableIt(&pin_wwan2);
-	num_leds++;
-#endif
-	return num_leds;
-}
--- a/firmware/libboard/ngff_cardem/source/wwan_perst.c
+++ b/firmware/libboard/ngff_cardem/source/wwan_perst.c
@@ -1,127 +0,0 @@
-/* Code to control the PERST lines of attached modems
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA
- */
-/* Depending on the board this is running on,  it might be possible
- * for the controller to set the status of the PERST input line of
- * the cellular modem.  If the board supports this, it sets the
- * PIN_PERST1 and/or PIN_PERST2 defines in its board.h file.
- */
-#include "board.h"
-#include "trace.h"
-#include "wwan_perst.h"
-#include <osmocom/core/timer.h>
-
-struct wwan_perst {
-	uint8_t idx;
-	const Pin pin;
-	struct osmo_timer_list timer;
-};
-
-#ifdef PIN_PERST1
-static struct wwan_perst perst1 = {
-	.idx = 0,
-	.pin = PIN_PERST1,
-};
-#endif
-
-#ifdef PIN_PERST2
-static struct wwan_perst perst2 = {
-	.idx = 1,
-	.pin = PIN_PERST2,
-};
-#endif
-
-static int initialized = 0;
-
-static void perst_tmr_cb(void *data)
-{
-	struct wwan_perst *perst = data;
-	/* release the (low-active) reset */
-	TRACE_INFO("%u: De-asserting modem reset\r\n", perst->idx);
-	PIO_Clear(&perst->pin);
-}
-
-static struct wwan_perst *get_perst_for_modem(int modem_nr)
-{
-	if (!initialized) {
-		TRACE_ERROR("Somebody forgot to call wwan_perst_init()\r\n");
-		wwan_perst_init();
-	}
-
-	switch (modem_nr) {
-#ifdef PIN_PERST1
-	case 0:
-		return &perst1;
-#endif
-#ifdef PIN_PERST2
-	case 1:
-		return &perst2;
-#endif
-	default:
-		return NULL;
-	}
-}
-
-int wwan_perst_do_reset_pulse(int modem_nr, unsigned int duration_ms)
-{
-	struct wwan_perst *perst = get_perst_for_modem(modem_nr);
-	if (!perst)
-		return -1;
-
-	TRACE_INFO("%u: Asserting modem reset\r\n", modem_nr);
-	PIO_Set(&perst->pin);
-	osmo_timer_schedule(&perst->timer, duration_ms/1000, (duration_ms%1000)*1000);
-
-	return 0;
-}
-
-int wwan_perst_set(int modem_nr, int active)
-{
-	struct wwan_perst *perst = get_perst_for_modem(modem_nr);
-	if (!perst)
-		return -1;
-
-	osmo_timer_del(&perst->timer);
-	if (active) {
-		TRACE_INFO("%u: Asserting modem reset\r\n", modem_nr);
-		PIO_Set(&perst->pin);
-	} else {
-		TRACE_INFO("%u: De-asserting modem reset\r\n", modem_nr);
-		PIO_Clear(&perst->pin);
-	}
-
-	return 0;
-}
-
-int wwan_perst_init(void)
-{
-	int num_perst = 0;
-#ifdef PIN_PERST1
-	PIO_Configure(&perst1.pin, 1);
-	perst1.timer.cb = perst_tmr_cb;
-	perst1.timer.data = (void *) &perst1;
-	num_perst++;
-#endif
-
-#ifdef PIN_PERST2
-	PIO_Configure(&perst2.pin, 1);
-	perst2.timer.cb = perst_tmr_cb;
-	perst2.timer.data = (void *) &perst2;
-	num_perst++;
-#endif
-	initialized = 1;
-	return num_perst;
-}
--- a/firmware/libboard/octsimtest/include/board.h
+++ b/firmware/libboard/octsimtest/include/board.h
@@ -50,28 +50,81 @@
 /* Button to force bootloader start (shorted to ground when pressed */
 #define PIN_BOOTLOADER_SW      {PIO_PA5, PIOA, ID_PIOA, PIO_INPUT, PIO_PULLUP}

+//FIXME SIM_PWEN_PIN collides with PA5/bootloader_sw on octsimtest
+/* Enable powering the card using the second 3.3 V output of the LDO (active high) */
+#define SIM_PWEN_PIN           {PIO_PA12, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
+/* Enable powering the SIM card */
+#define PWR_PINS                SIM_PWEN_PIN
+
 // FIXME PA8 is 32khz xtal on octsimtest
+/* Card presence pin */
+#define SW_SIM                  PIO_PA11
 /* Pull card presence pin high (shorted to ground in card slot when card is present) */
+#define SMARTCARD_CONNECT_PIN  {SW_SIM, PIOA, ID_PIOA, PIO_INPUT, PIO_PULLUP | PIO_DEBOUNCE | PIO_DEGLITCH | PIO_IT_EDGE }
+
+/** Smart card connection **/
+//FIXME
+/* Card RST reset signal input (active low; RST_SIM in schematic) */
+#define PIN_SIM_RST            {PIO_PA13, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
+/* Card I/O data signal input/output (I/O_SIM in schematic) */
+#define PIN_SIM_IO             {PIO_PA6A_TXD0, PIOA, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
+/* Card CLK clock input (CLK_SIM in schematic) */
+#define PIN_SIM_CLK            {PIO_PA2B_SCK0, PIOA, ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}
+/* Pin to measure card I/O timing (to start measuring the ETU on I/O activity; connected I/O_SIM in schematic) */
+#define PIN_SIM_IO_INPUT       {PIO_PA1B_TIOB0, PIOA, ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}
+//FIXME PIO_PA4B_TCLK0 PA4 is LED on octsimtest
+/* Pin used as clock input (to measure the ETU duration; connected to CLK_SIM in schematic) */
+#define PIN_SIM_CLK_INPUT      {PIO_PA14, PIOA, ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}
+/* Pins used to measure ETU timing (using timer counter) */ 
+#define PINS_TC                 PIN_SIM_IO_INPUT, PIN_SIM_CLK_INPUT

 /** Phone connection **/
 /* Phone USIM slot 1 VCC pin (VCC_PHONE in schematic) */
 #define PIN_USIM1_VCC          {PIO_PA25, PIOA, ID_PIOA, PIO_INPUT, PIO_DEFAULT}
 /* Phone USIM slot 1 RST pin (active low; RST_PHONE in schematic) */
-#define PIN_USIM1_nRST         {PIO_PA24, PIOA, ID_PIOA, PIO_INPUT, PIO_IT_EDGE | PIO_DEGLITCH }
+#define PIN_USIM1_nRST         {PIO_PA24, PIOA, ID_PIOA, PIO_INPUT, PIO_IT_RISE_EDGE | PIO_DEGLITCH }
 /* Phone I/O data signal input/output (I/O_PHONE in schematic) */
 #define PIN_PHONE_IO           {PIO_PA22A_TXD1, PIOA, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
 /* Phone CLK clock input (CLK_PHONE in schematic) */
 #define PIN_PHONE_CLK          {PIO_PA23A_SCK1, PIOA, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
-/* Pin used to switch level shifter in I/O line between rx (0) and tx (1) */
-#define PIN_USIM1_IO_DIR	{PIO_PA26, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
 /* Pin used for phone USIM slot 1 communication */
-#define PINS_USIM1              PIN_PHONE_IO, PIN_PHONE_CLK, PIN_PHONE_CLK_INPUT, PIN_USIM1_VCC, PIN_PHONE_IO_INPUT, PIN_USIM1_nRST, PIN_USIM1_IO_DIR
+#define PINS_USIM1              PIN_PHONE_IO, PIN_PHONE_CLK, PIN_PHONE_CLK_INPUT, PIN_USIM1_VCC, PIN_PHONE_IO_INPUT, PIN_USIM1_nRST
 /* Phone I/O data signal input/output (unused USART RX input; connected to I/O_PHONE in schematic) */
 #define PIN_PHONE_IO_INPUT     {PIO_PA21A_RXD1, PIOA, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
 /* Pin used as clock input (to measure the ETU duration; connected to CLK_PHONE in schematic) */
 #define PIN_PHONE_CLK_INPUT    {PIO_PA29B_TCLK2, PIOA, ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}

 /** Default pin configuration **/
+/* Disconnect VPP, CLK, and RST lines between card and phone using bus switch (high sets bus switch to high-impedance) */
+#define PIN_SC_SW_DEFAULT      {PIO_PA20, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
+/* Disconnect I/O line between card and phone using bus switch (high sets bus switch to high-impedance) */
+#define PIN_IO_SW_DEFAULT      {PIO_PA19, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
+/* Disconnect all lines (VPP, CLK, RST, and I/O) between card and phone */
+#define PINS_BUS_DEFAULT        PIN_SC_SW_DEFAULT, PIN_IO_SW_DEFAULT
+
+/** Sniffer configuration **/
+/* Connect VPP, CLK, and RST lines between card and phone using bus switch (low connects signals on bus switch) */
+#define PIN_SC_SW_SNIFF        {PIO_PA20, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
+/* Connect I/O line between card and phone using bus switch (low connects signals on bus switch) */
+#define PIN_IO_SW_SNIFF        {PIO_PA19, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
+/* Connect all lines (VPP, CLK, RST, and I/O) between card and phone */
+#define PINS_BUS_SNIFF          PIN_SC_SW_SNIFF, PIN_IO_SW_SNIFF
+/* Card RST reset signal input (use as input since the phone will drive it) */
+#define PIN_SIM_RST_SNIFF      {PIO_PA7, PIOA, ID_PIOA, PIO_INPUT, PIO_DEGLITCH | PIO_IT_EDGE}
+/* Pins used to sniff phone-card communication */
+#define PINS_SIM_SNIFF          PIN_SIM_IO, PIN_SIM_CLK, PIN_SIM_RST_SNIFF
+/* Disable power converter 4.5-6V to 3.3V (active high) */
+#define PIN_SIM_PWEN_SNIFF     {SIM_PWEN, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
+/* Enable power switch to forward VCC_PHONE to VCC_SIM (active high) */
+#define PIN_VCC_FWD_SNIFF      {VCC_FWD, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
+/* Use phone VCC to power card */
+#define PINS_PWR_SNIFF          PIN_SIM_PWEN_SNIFF, PIN_VCC_FWD_SNIFF
+
+/** CCID configuration */
+/* Card RST reset signal input (active low; RST_SIM in schematic) */
+#define PIN_ISO7816_RSTMC      {PIO_PA7, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
+/* ISO7816-communication related pins */
+#define PINS_ISO7816            PIN_SIM_IO,  PIN_SIM_CLK,  PIN_ISO7816_RSTMC // SIM_PWEN_PIN, PIN_SIM_IO2, PIN_SIM_CLK2

 /** External SPI flash interface   **/
 /* SPI MISO pin definition */
@@ -87,36 +140,30 @@
 /* SPI flash write protect pin (active low, pulled low) */
 #define PIN_SPI_WP    {PA15, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}

+/** Pin configuration to control USB pull-up on D+
+ *  @details the USB pull-up on D+ is enable by default on the board but can be disabled by setting PA16 high
+ */
+#define PIN_USB_PULLUP  {PIO_PA16, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
+
 /** USB definitions */
 /* OpenMoko SIMtrace 2 USB vendor ID */
 #define BOARD_USB_VENDOR_ID	USB_VENDOR_OPENMOKO
 /* OpenMoko SIMtrace 2 USB product ID (main application/runtime mode) */
-#define BOARD_USB_PRODUCT_ID	USB_PRODUCT_OCTSIMTEST
+#define BOARD_USB_PRODUCT_ID	USB_PRODUCT_SIMTRACE2
 /* OpenMoko SIMtrace 2 DFU USB product ID (DFU bootloader/DFU mode) */
-#define BOARD_DFU_USB_PRODUCT_ID USB_PRODUCT_OCTSIMTEST
+#define BOARD_DFU_USB_PRODUCT_ID USB_PRODUCT_SIMTRACE2_DFU
 /* USB release number (bcdDevice, shown as 0.00) */
 #define BOARD_USB_RELEASE	0x000
 /* Indicate SIMtrace is bus power in USB attributes */
 #define BOARD_USB_BMATTRIBUTES	USBConfigurationDescriptor_BUSPOWERED_NORWAKEUP

-#define DETECT_VCC_BY_ADC
-/* we have a resistive voltage divider of 47 + 30 kOhms to also detect 5V supply power */
-#define VCC_UV_THRESH_1V8	(1500000*47)/(47+30)
-#define VCC_UV_THRESH_3V	(2500000*47)/(47+30)
-
-#define HAVE_SLOT_MUX
-
-#define HAVE_BOARD_CARDINSERT
-struct cardem_inst;
-void board_set_card_insert(struct cardem_inst *ci, bool card_insert);
-
 /** Supported modes */
 /* SIMtrace board supports sniffer mode */
 //#define HAVE_SNIFFER
 /* SIMtrace board supports CCID mode */
 //#define HAVE_CCID
 /* SIMtrace board supports card emulation mode */
-#define HAVE_CARDEM
+//#define HAVE_CARDEM
 /* SIMtrace board supports man-in-the-middle mode */
 //#define HAVE_MITM
 /* octsimtest board supports gpio_test mode */
--- a/firmware/libboard/octsimtest/include/mcp23017.h
+++ b/firmware/libboard/octsimtest/include/mcp23017.h
@@ -18,10 +18,8 @@

 #define MCP23017_ADDRESS 0x20

-int mcp23017_init(uint8_t slave, uint8_t iodira, uint8_t iodirb);
+int mcp23017_init(uint8_t slave);
 int mcp23017_test(uint8_t slave);
 int mcp23017_toggle(uint8_t slave);
-int mcp23017_set_output_a(uint8_t slave, uint8_t val);
-int mcp23017_set_output_b(uint8_t slave, uint8_t val);
 //int mcp23017_write_byte(uint8_t slave, uint8_t addr, uint8_t byte);
 //int mcp23017_read_byte(uint8_t slave, uint8_t addr);
--- a/firmware/libboard/octsimtest/include/mux.h
+++ b/firmware/libboard/octsimtest/include/mux.h
@@ -1,17 +0,0 @@
-#pragma once
-
-void mux_init(void);
-int mux_set_slot(uint8_t s);
-int mux_get_slot(void);
-void mux_set_freq(uint8_t s);
-
-/* this reflects the wiring between U5 and U4 */
-#define MUX_FREQ_DIV_2		0
-#define MUX_FREQ_DIV_4		1
-#define MUX_FREQ_DIV_16		2
-#define MUX_FREQ_DIV_32		3
-#define MUX_FREQ_DIV_32		3
-#define MUX_FREQ_DIV_128	4
-#define MUX_FREQ_DIV_512	5
-#define MUX_FREQ_DIV_2048	6
-#define MUX_FREQ_DIV_4096	7
--- a/firmware/libboard/octsimtest/source/board_octsimtest.c
+++ b/firmware/libboard/octsimtest/source/board_octsimtest.c
@@ -17,7 +17,6 @@
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA
 */
-#include <stdbool.h>
 #include "board.h"
 #include "simtrace.h"
 #include "utils.h"
@@ -26,29 +25,16 @@
 #include "usb_buf.h"
 #include "i2c.h"
 #include "mcp23017.h"
-#include "mux.h"
-
-static bool mcp2317_present = false;

 void board_exec_dbg_cmd(int ch)
 {
 	switch (ch) {
 	case '?':
 		printf("\t?\thelp\n\r");
-		printf("\t0-8\tselect physical SIM slot\n\r");
 		printf("\tR\treset SAM3\n\r");
 		printf("\tm\trun mcp23017 test\n\r");
-		printf("\ti\tset card insert via I2C\n\r");
-		printf("\tI\tdisable card insert\n\r");
+		printf("\tR\ttoggle MSB of gpio on mcp23017\n\r");
 		break;
-	case '0': mux_set_slot(0); break;
-	case '1': mux_set_slot(1); break;
-	case '2': mux_set_slot(2); break;
-	case '3': mux_set_slot(3); break;
-	case '4': mux_set_slot(4); break;
-	case '5': mux_set_slot(5); break;
-	case '6': mux_set_slot(6); break;
-	case '7': mux_set_slot(7); break;
 	case 'R':
 		printf("Asking NVIC to reset us\n\r");
 		USBD_Disconnect();
@@ -57,13 +43,8 @@ void board_exec_dbg_cmd(int ch)
 	case 'm':
 		mcp23017_test(MCP23017_ADDRESS);
 		break;
-	case 'i':
-		printf("Setting card insert (slot=%u)\r\n", mux_get_slot());
-		mcp23017_set_output_a(MCP23017_ADDRESS, (1 << mux_get_slot()));
-		break;
-	case 'I':
-		printf("Releasing card insert (slot=%u)\r\n", mux_get_slot());
-		mcp23017_set_output_a(MCP23017_ADDRESS, 0);
+	case 't':
+		mcp23017_toggle(MCP23017_ADDRESS);
 		break;
 	default:
 		printf("Unknown command '%c'\n\r", ch);
@@ -76,13 +57,9 @@ void board_main_top(void)
 #ifndef APPLICATION_dfu
 	usb_buf_init();

-	mux_init();
 	i2c_pin_init();
-	/* PORT A: all outputs, Port B0 output, B1..B7 unused */
-	if (mcp23017_init(MCP23017_ADDRESS, 0x00, 0xfe) == 0) {
-		mcp2317_present = true;
-		mcp23017_set_output_a(MCP23017_ADDRESS, 0);
-	}
+	if (!mcp23017_init(MCP23017_ADDRESS))
+		printf("mcp23017 not found!\n\r");
 	/* Initialize checking for card insert/remove events */
 	//card_present_init();
 #endif
@@ -102,23 +79,3 @@ int board_override_enter_dfu(void)
 	} else
 		return 0;
 }
-
-void board_set_card_insert(struct cardem_inst *ci, bool card_insert)
-{
-	int s = mux_get_slot();
-
-	/* A0 .. A7 of the MCP are each connected to the gate of a FET which closes
-	 * the sim-present signal of the respective slot */
-
-	if (mcp2317_present) {
-		if (card_insert) {
-			/* we must enable card-presence of the active slot and disable it on all others */
-			mcp23017_set_output_a(MCP23017_ADDRESS, (1 << s));
-		} else {
-			/* we disable all card insert signals */
-			mcp23017_set_output_a(MCP23017_ADDRESS, 0);
-		}
-	} else {
-		TRACE_WARNING("No MCP23017 present; cannot set CARD_INSERT\r\n");
-	}
-}
--- a/firmware/libboard/octsimtest/source/mcp23017.c
+++ b/firmware/libboard/octsimtest/source/mcp23017.c
@@ -92,25 +92,19 @@ out_stop:
 		return 0;
 }

-int mcp23017_init(uint8_t slave, uint8_t iodira, uint8_t iodirb)
+int mcp23017_init(uint8_t slave)
 {
-	TRACE_DEBUG("mcp23017_init\n\r");
-
+	printf("mcp23017_init\n\r");
 	// all gpio input
-	if (mcp23017_write_byte(slave, MCP23017_IODIRA, iodira))
-		goto out_err;
+	if (mcp23017_write_byte(slave, MCP23017_IODIRA, 0xff))
+		return false;
 	// msb of portb output, rest input
-	if (mcp23017_write_byte(slave, MCP23017_IODIRB, iodirb))
-		goto out_err;
+	if (mcp23017_write_byte(slave, MCP23017_IODIRB, 0x7f))
+		return false;
 	if (mcp23017_write_byte(slave, MCP23017_IOCONA, 0x20)) //disable SEQOP (autoinc addressing)
-		goto out_err;
-
-	TRACE_DEBUG("mcp23017 found\n\r");
-	return 0;
-
-out_err:
-	TRACE_WARNING("mcp23017 NOT found!\n\r");
-	return -1;
+		return false;
+	printf("mcp23017 found\n\r");
+	return true;
 }

 int mcp23017_test(uint8_t slave)
@@ -126,16 +120,6 @@ int mcp23017_test(uint8_t slave)
 	return 0;
 }

-int mcp23017_set_output_a(uint8_t slave, uint8_t val)
-{
-	return mcp23017_write_byte(slave, MCP23017_OLATA, val);
-}
-
-int mcp23017_set_output_b(uint8_t slave, uint8_t val)
-{
-	return mcp23017_write_byte(slave, MCP23017_OLATB, val);
-}
-
 int mcp23017_toggle(uint8_t slave)
 {
 	// example writing MSB of gpio
--- a/firmware/libboard/octsimtest/source/mux.c
+++ b/firmware/libboard/octsimtest/source/mux.c
@@ -1,113 +0,0 @@
-/* sysmoOCTSIMTEST support for multiplexers
- *
- * (C) 2021 by Harald Welte <laforge@gnumonks.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA
- */
-
-#include "board.h"
-#include "mux.h"
-#include <stdbool.h>
-#include <errno.h>
-
-/* 3-bit S0..S2 signal for slot selection */
-static const Pin pin_in_sel[3] = {
-	{ PIO_PA1, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT },
-	{ PIO_PA2, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT },
-	{ PIO_PA3, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT },
-};
-
-/* 3-bit S0..S2 signal for frequency divider selection */
-static const Pin pin_freq_sel[3] = {
-	{ PIO_PA16, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT },
-	{ PIO_PA17, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT },
-	{ PIO_PA18, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT },
-};
-
-/* low-active output enable for all muxes */
-static const Pin pin_oe = { PIO_PA19, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT };
-
-static uint8_t g_mux_slot = 0;
-
-/* initialize the external 1:8 multiplexers */
-void mux_init(void)
-{
-	PIO_Configure(&pin_oe, PIO_LISTSIZE(pin_oe));
-	PIO_Configure(pin_in_sel, PIO_LISTSIZE(pin_in_sel));
-	PIO_Configure(pin_freq_sel, PIO_LISTSIZE(pin_freq_sel));
-
-	mux_set_slot(0);
-}
-
-/* set the slot selection mux */
-int mux_set_slot(uint8_t s)
-{
-	TRACE_INFO("%s(%u)\r\n", __func__, s);
-
-	if (s > 7)
-		return -EINVAL;
-
-	/* !OE = H: disconnect input and output of muxes */
-	PIO_Set(&pin_oe);
-
-	if (s & 1)
-		PIO_Set(&pin_in_sel[0]);
-	else
-		PIO_Clear(&pin_in_sel[0]);
-	if (s & 2)
-		PIO_Set(&pin_in_sel[1]);
-	else
-		PIO_Clear(&pin_in_sel[1]);
-	if (s & 4)
-		PIO_Set(&pin_in_sel[2]);
-	else
-		PIO_Clear(&pin_in_sel[2]);
-
-	/* !OE = L: (re-)enable the output of muxes */
-	PIO_Clear(&pin_oe);
-
-	g_mux_slot = s;
-	return s;
-}
-
-int mux_get_slot(void)
-{
-	return g_mux_slot;
-}
-
-/* set the frequency divider mux */
-void mux_set_freq(uint8_t s)
-{
-	TRACE_INFO("%s(%u)\r\n", __func__, s);
-
-	/* no need for 'break before make' here, this would also affect
-	 * the SIM card I/O signals which we don't want to disturb */
-
-	if (s & 1)
-		PIO_Set(&pin_freq_sel[0]);
-	else
-		PIO_Clear(&pin_freq_sel[0]);
-	if (s & 2)
-		PIO_Set(&pin_freq_sel[1]);
-	else
-		PIO_Clear(&pin_freq_sel[1]);
-	if (s & 4)
-		PIO_Set(&pin_freq_sel[2]);
-	else
-		PIO_Clear(&pin_freq_sel[2]);
-
-	/* !OE = L: ensure enable the output of muxes */
-	PIO_Clear(&pin_oe);
-}
--- a/firmware/libboard/octsimtest/source/sim_switch.c
+++ b/firmware/libboard/octsimtest/source/sim_switch.c
@@ -1,37 +0,0 @@
-/* Code to switch between local (physical) and remote (emulated) SIM
- *
- * (C) 2021 by Harald Welte <hwelte@hmw-consulting.de>
- * 
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA
- */
-#include "board.h"
-#include "trace.h"
-#include "sim_switch.h"
-
-int sim_switch_use_physical(unsigned int nr, int physical)
-{
-	if (physical) {
-		TRACE_ERROR("%u: Use local/physical SIM - UNSUPPORTED!\r\n", nr);
-	} else {
-		TRACE_INFO("%u: Use remote/emulated SIM\r\n", nr);
-	}
-
-	return 0;
-}
-
-int sim_switch_init(void)
-{
-	return 1; // SIMtrace hardware has only one switchable interface
-}
--- a/firmware/libboard/qmod/include/board.h
+++ b/firmware/libboard/qmod/include/board.h
@@ -109,9 +109,6 @@
 #define BOARD_USB_RELEASE	0x010

 #define CARDEMU_SECOND_UART
-
 #define DETECT_VCC_BY_ADC
-#define VCC_UV_THRESH_1V8	1500000
-#define VCC_UV_THRESH_3V	2500000

 #define HAVE_CARDEM
--- a/firmware/libboard/sam3p256/include/board.h
+++ b/firmware/libboard/sam3p256/include/board.h
@@ -135,6 +135,11 @@
 #define PIN_SPI_WP    {PA15, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
 #endif

+/** Pin configuration to control USB pull-up on D+
+ *  @details the USB pull-up on D+ is enable by default on the board but can be disabled by setting PA16 high
+ */
+#define PIN_USB_PULLUP  {PIO_PA16, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
+
 /** USB definitions */
 /* OpenMoko SIMtrace 2 USB vendor ID */
 #define BOARD_USB_VENDOR_ID	USB_VENDOR_OPENMOKO
--- a/firmware/libboard/simtrace/include/board.h
+++ b/firmware/libboard/simtrace/include/board.h
@@ -40,7 +40,7 @@
 /** green LED pin definition */
 #define PIN_LED_GREEN   {PIO_LED_GREEN, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
 /** LEDs pin definition */
-#define PINS_LEDS       PIN_LED_RED, PIN_LED_GREEN
+#define PINS_LEDS       PIN_LED_RED, PIN_LED_GREEN 
 /** index for red LED in LEDs pin definition array */
 #define LED_NUM_RED     0
 /** index for green LED in LEDs pin definition array */
@@ -134,6 +134,11 @@
 /* SPI flash write protect pin (active low, pulled low) */
 #define PIN_SPI_WP    {PA15, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}

+/** Pin configuration to control USB pull-up on D+
+ *  @details the USB pull-up on D+ is enable by default on the board but can be disabled by setting PA16 high
+ */
+#define PIN_USB_PULLUP  {PIO_PA16, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
+
 /** USB definitions */
 /* OpenMoko SIMtrace 2 USB vendor ID */
 #define BOARD_USB_VENDOR_ID	USB_VENDOR_OPENMOKO
--- a/firmware/libcommon/include/simtrace_prot.h
+++ b/firmware/libcommon/include/simtrace_prot.h
@@ -269,8 +269,6 @@ struct cardemu_usb_msg_error {
 struct cardemu_usb_msg_config {
 	/* bit-mask of CEMU_FEAT_F flags */
 	uint32_t features;
-	/* the selected slot number (if an external mux is present) */
-	uint8_t slot_mux_nr;
 } __attribute__ ((packed));

 /***********************************************************************
--- a/firmware/libcommon/include/simtrace_usb.h
+++ b/firmware/libcommon/include/simtrace_usb.h
@@ -25,8 +25,6 @@
 #define USB_PRODUCT_QMOD_SAM3		0x4004
 #define USB_PRODUCT_SIMTRACE2_DFU	0x60e3	/* was 0x60e2 */
 #define USB_PRODUCT_SIMTRACE2		0x60e3
-#define USB_PRODUCT_OCTSIMTEST		0x616d
-#define USB_PRODUCT_NGFF_CARDEM		0x616e

 /* USB proprietary class */
 #define USB_CLASS_PROPRIETARY			0xff
--- a/firmware/libcommon/source/card_emu.c
+++ b/firmware/libcommon/source/card_emu.c
@@ -33,9 +33,6 @@
 #include <osmocom/core/linuxlist.h>
 #include <osmocom/core/msgb.h>

-#ifdef HAVE_SLOT_MUX
-#include "mux.h"
-#endif

 #define NUM_SLOTS		2

@@ -922,7 +919,6 @@ static int tx_byte_tpdu(struct card_handle *ch)
 	byte = msgb_pull_u8(msg);

 	card_emu_uart_tx(ch->uart_chan, byte);
-	card_emu_uart_reset_wt(ch->uart_chan);

 	/* this must happen _after_ the byte has been transmitted */
 	switch (ch->tpdu.state) {
@@ -1083,12 +1079,6 @@ static void card_emu_report_config(struct card_handle *ch)

 	cfg = (struct cardemu_usb_msg_config *) msgb_put(msg, sizeof(*cfg));
 	cfg->features = ch->features;
-#ifdef HAVE_SLOT_MUX
-	cfg->slot_mux_nr = mux_get_slot();
-#else
-	cfg->slot_mux_nr = 0;
-#endif
-

 	usb_buf_upd_len_and_submit(msg);
 }
@@ -1251,12 +1241,6 @@ int card_emu_set_config(struct card_handle *ch, const struct cardemu_usb_msg_con
 	if (scfg_len >= sizeof(uint32_t))
 		ch->features = (scfg->features & SUPPORTED_FEATURES);

-#ifdef HAVE_SLOT_MUX
-	if (scfg_len >= sizeof(uint32_t)+sizeof(uint8_t)) {
-		mux_set_slot(scfg->slot_mux_nr);
-	}
-#endif
-
 	/* send back a report of our current configuration */
 	card_emu_report_config(ch);

--- a/firmware/libcommon/source/mode_cardemu.c
+++ b/firmware/libcommon/source/mode_cardemu.c
@@ -39,26 +39,10 @@ static const Pin pins_cardsim[] = PINS_CARDSIM;
 #endif

 /* UART pins */
-#if defined(ngff_cardem)
-static const Pin pins_usim1[]	= {PINS_USIM2};
-static const Pin pin_usim1_rst	= PIN_USIM2_nRST;
-#define FIRST_USART_BASE USART0
-#define FIRST_USART_ID ID_USART0
-#define FIRST_USART_IRQ USART0_IRQn
-#else
 static const Pin pins_usim1[]	= {PINS_USIM1};
 static const Pin pin_usim1_rst	= PIN_USIM1_nRST;
-#define FIRST_USART_BASE USART1
-#define FIRST_USART_ID ID_USART1
-#define FIRST_USART_IRQ USART1_IRQn
-#endif
 static const Pin pin_usim1_vcc	= PIN_USIM1_VCC;

-#ifdef PIN_USIM1_IO_DIR
-static const Pin pin_io_dir 	= PIN_USIM1_IO_DIR;
-#endif
-
-
 #ifdef CARDEMU_SECOND_UART
 static const Pin pins_usim2[]	= {PINS_USIM2};
 static const Pin pin_usim2_rst	= PIN_USIM2_nRST;
@@ -86,6 +70,7 @@ struct cardem_inst {
 	const Pin pin_insert;
 #ifdef DETECT_VCC_BY_ADC
 	uint32_t vcc_uv;
+	uint32_t vcc_uv_last;
 #endif
 	bool vcc_active;
 	bool vcc_active_last;
@@ -97,8 +82,8 @@ struct cardem_inst cardem_inst[] = {
 	{
 		.num = 0,
 		.usart_info = 	{
-			.base = FIRST_USART_BASE,
-			.id = FIRST_USART_ID,
+			.base = USART1,
+			.id = ID_USART1,
 			.state = USART_RCV
 		},
 		.ep_out = SIMTRACE_CARDEM_USB_EP_USIM1_DATAOUT,
@@ -158,27 +143,12 @@ void card_emu_uart_wait_tx_idle(uint8_t uart_chan)
 	wait_tx_idle(usart);
 }

-static void card_emu_uart_set_direction(uint8_t uart_chan, bool tx)
-{
-	/* only on some boards (octsimtest) we hae an external level
-	 * shifter that requires us to switch the direction between RX and TX */
-#ifdef PIN_USIM1_IO_DIR
-	if (uart_chan == 0) {
-		if (tx)
-			PIO_Set(&pin_io_dir);
-		else
-			PIO_Clear(&pin_io_dir);
-	}
-#endif
-}
-
 /* call-back from card_emu.c to enable/disable transmit and/or receive */
 void card_emu_uart_enable(uint8_t uart_chan, uint8_t rxtx)
 {
 	Usart *usart = get_usart_by_chan(uart_chan);
 	switch (rxtx) {
 	case ENABLE_TX:
-		card_emu_uart_set_direction(uart_chan, true);
 		USART_DisableIt(usart, ~(US_IER_TXRDY | US_IER_TIMEOUT));
 		/* as irritating as it is, we actually want to keep the
 		 * receiver enabled during transmit */
@@ -204,7 +174,6 @@ void card_emu_uart_enable(uint8_t uart_chan, uint8_t rxtx)
 		 * transmitter enabled during receive */
 		USART_SetTransmitterEnabled(usart, 1);
 		wait_tx_idle(usart);
-		card_emu_uart_set_direction(uart_chan, false);;
 		usart->US_CR = US_CR_RSTSTA | US_CR_RSTIT | US_CR_RSTNACK;
 		USART_EnableIt(usart, US_IER_RXRDY);
 		USART_SetReceiverEnabled(usart, 1);
@@ -265,6 +234,7 @@ static uint16_t compute_next_timeout(struct cardem_inst *ci)
 *  \param[in] inst_num Instance number, range 0..1 (some boards only '0' permitted) */
 static void usart_irq_rx(uint8_t inst_num)
 {
+	OSMO_ASSERT(inst_num < ARRAY_SIZE(cardem_inst));
 	Usart *usart = get_usart_by_chan(inst_num);
 	struct cardem_inst *ci = &cardem_inst[inst_num];
 	uint32_t csr;
@@ -420,9 +390,6 @@ void card_emu_uart_interrupt(uint8_t uart_chan)
 ***********************************************************************/

 #ifdef DETECT_VCC_BY_ADC
-#if !defined(VCC_UV_THRESH_1V8) || !defined(VCC_UV_THRESH_3V)
-#error "You must define VCC_UV_THRESH_{1V1,3V} if you use ADC VCC detection"
-#endif

 static volatile int adc_triggered = 0;
 static int adc_sam3s_reva_errata = 0;
@@ -471,16 +438,19 @@ static int card_vcc_adc_init(void)
 	return 0;
 }

+#define VCC_UV_THRESH_1V8	1500000
+#define VCC_UV_THRESH_3V	2500000
+
 static void process_vcc_adc(struct cardem_inst *ci)
 {
-#ifdef octsimtest
-	if (ci->vcc_uv >= VCC_UV_THRESH_1V8)
-#else
-	if (ci->vcc_uv >= VCC_UV_THRESH_3V)
-#endif
+	if (ci->vcc_uv >= VCC_UV_THRESH_3V &&
+	    ci->vcc_uv_last < VCC_UV_THRESH_3V) {
 		ci->vcc_active = true;
-	else
+	} else if (ci->vcc_uv < VCC_UV_THRESH_3V &&
+		 ci->vcc_uv_last >= VCC_UV_THRESH_3V) {
 		ci->vcc_active = false;
+	}
+	ci->vcc_uv_last = ci->vcc_uv;
 }

 void ADC_IrqHandler(void)
@@ -581,7 +551,7 @@ void mode_cardemu_init(void)

 	/* configure USART as ISO-7816 slave (e.g. card) */
 	ISO7816_Init(&cardem_inst[0].usart_info, CLK_SLAVE);
-	NVIC_EnableIRQ(FIRST_USART_IRQ);
+	NVIC_EnableIRQ(USART1_IRQn);
 	PIO_ConfigureIt(&pin_usim1_rst, usim1_rst_irqhandler);
 	PIO_EnableIt(&pin_usim1_rst);

@@ -639,9 +609,9 @@ void mode_cardemu_exit(void)
 	PIO_DisableIt(&pin_usim1_rst);
 	PIO_DisableIt(&pin_usim1_vcc);

-	NVIC_DisableIRQ(FIRST_USART_IRQ);
-	USART_SetTransmitterEnabled(FIRST_USART_BASE, 0);
-	USART_SetReceiverEnabled(FIRST_USART_BASE, 0);
+	NVIC_DisableIRQ(USART1_IRQn);
+	USART_SetTransmitterEnabled(USART1, 0);
+	USART_SetReceiverEnabled(USART1, 0);

 #ifdef CARDEMU_SECOND_UART
 	PIO_DisableIt(&pin_usim2_rst);
@@ -668,26 +638,6 @@ static void dispatch_usb_command_generic(struct msgb *msg, struct cardem_inst *c
 	usb_buf_free(msg);
 }

-static void process_card_insert(struct cardem_inst *ci, bool card_insert)
-{
-	TRACE_INFO("%u: set card_insert to %s\r\n", ci->num, card_insert ? "INSERTED" : "REMOVED");
-
-#ifdef HAVE_BOARD_CARDINSERT
-	board_set_card_insert(ci, card_insert);
-#else
-	if (!ci->pin_insert.pio) {
-		TRACE_INFO("%u: skipping unsupported card_insert to %s\r\n",
-			   ci->num, card_insert ? "INSERTED" : "REMOVED");
-		return;
-	}
-
-	if (card_insert)
-		PIO_Set(&ci->pin_insert);
-	else
-		PIO_Clear(&ci->pin_insert);
-#endif
-}
-
 /* handle a single USB command as received from the USB host */
 static void dispatch_usb_command_cardem(struct msgb *msg, struct cardem_inst *ci)
 {
@@ -711,7 +661,18 @@ static void dispatch_usb_command_cardem(struct msgb *msg, struct cardem_inst *ci
 		break;
 	case SIMTRACE_MSGT_DT_CEMU_CARDINSERT:
 		cardins = (struct cardemu_usb_msg_cardinsert *) msg->l2h;
-		process_card_insert(ci, cardins->card_insert);
+		if (!ci->pin_insert.pio) {
+			TRACE_INFO("%u: skipping unsupported card_insert to %s\r\n",
+				   ci->num, cardins->card_insert ? "INSERTED" : "REMOVED");
+			usb_buf_free(msg);
+			break;
+		}
+		TRACE_INFO("%u: set card_insert to %s\r\n", ci->num,
+			   cardins->card_insert ? "INSERTED" : "REMOVED");
+		if (cardins->card_insert)
+			PIO_Set(&ci->pin_insert);
+		else
+			PIO_Clear(&ci->pin_insert);
 		usb_buf_free(msg);
 		break;
 	case SIMTRACE_MSGT_BD_CEMU_STATUS:
@@ -721,7 +682,6 @@ static void dispatch_usb_command_cardem(struct msgb *msg, struct cardem_inst *ci
 	case SIMTRACE_MSGT_BD_CEMU_CONFIG:
 		cfg = (struct cardemu_usb_msg_config *) msg->l2h;
 		card_emu_set_config(ci->ch, cfg, msgb_l2len(msg));
-		usb_buf_free(msg);
 		break;
 	case SIMTRACE_MSGT_BD_CEMU_STATS:
 	default:
--- a/firmware/libcommon/source/usb.c
+++ b/firmware/libcommon/source/usb.c
@@ -689,8 +689,16 @@ void SIMtrace_USB_Initialize(void)
 {
 	unsigned int i;
 	/* Signal USB reset by disabling the pull-up on USB D+ for at least 10 ms */
+#ifdef PIN_USB_PULLUP
+	const Pin usb_dp_pullup = PIN_USB_PULLUP;
+	PIO_Configure(&usb_dp_pullup, 1);
+	PIO_Set(&usb_dp_pullup);
+#endif
 	USBD_HAL_Suspend();
-	mdelay(500);
+	mdelay(20);
+#ifdef PIN_USB_PULLUP
+	PIO_Clear(&usb_dp_pullup);
+#endif
 	USBD_HAL_Activate();

 	// Get std USB driver
--- a/hardware/board_gpio.gnumeric
+++ b/hardware/board_gpio.gnumeric
--- a/host/configure.ac
+++ b/host/configure.ac
@@ -56,9 +56,9 @@ AC_COMPILE_IFELSE([AC_LANG_SOURCE([char foo;])],
 CFLAGS="$saved_CFLAGS"
 AC_SUBST(SYMBOL_VISIBILITY)

-PKG_CHECK_MODULES(LIBOSMOCORE, libosmocore >= 1.4.0)
-PKG_CHECK_MODULES(LIBOSMOSIM, libosmosim >= 1.4.0)
-PKG_CHECK_MODULES(LIBOSMOUSB, libosmousb >= 1.4.0)
+PKG_CHECK_MODULES(LIBOSMOCORE, libosmocore >= 1.0.0)
+PKG_CHECK_MODULES(LIBOSMOSIM, libosmosim >= 1.0.0)
+PKG_CHECK_MODULES(LIBOSMOUSB, libosmousb >= 0.0.0)
 PKG_CHECK_MODULES(LIBUSB, libusb-1.0)

 AC_ARG_ENABLE(sanitize,
--- a/host/contrib/99-simtrace2.rules
+++ b/host/contrib/99-simtrace2.rules
@@ -16,10 +16,6 @@ ATTRS{idVendor}=="1d50", ATTRS{idProduct}=="4002", GROUP="plugdev"
 # sysmocom QMOD SAM3 (DFU and runtime)
 ATTRS{idVendor}=="1d50", ATTRS{idProduct}=="4003", GROUP="plugdev"
 ATTRS{idVendor}=="1d50", ATTRS{idProduct}=="4004", GROUP="plugdev"
-# sysmocom OCTSIMTEST
-ATTRS{idVendor}=="1d50", ATTRS{idProduct}=="616d", GROUP="plugdev"
-# ngff-cardem
-ATTRS{idVendor}=="1d50", ATTRS{idProduct}=="616e", GROUP="plugdev"

 # All done
 LABEL="simtrace2_rules_end"
--- a/host/contrib/simtrace2.spec.in
+++ b/host/contrib/simtrace2.spec.in
@@ -38,11 +38,11 @@ and remote SIM operation.

 This package contains SIMtrace 2 host utility.

-%package -n libosmo-simtrace2-1
+%package -n libosmo-simtrace2-0
 Summary:        Shared Library part of libosmo-simtrace2
 Group:          System/Libraries

-%description -n libosmo-simtrace2-1
+%description -n libosmo-simtrace2-0
 This library contains core "driver" functionality to interface with the
 Osmocom SIMtrace2 (and compatible) USB device firmware.  It enables
 applications to implement SIM card / smart card tracing as well as
@@ -51,7 +51,7 @@ SIM / smart card emulation functions.
 %package -n libosmo-simtrace2-devel
 Summary:        Development files for the Osmocom SIMtrace2 library
 Group:          Development/Libraries/C and C++
-Requires:       libosmo-simtrace2-1 = %{version}
+Requires:       libosmo-simtrace2-0 = %{version}

 %description -n libosmo-simtrace2-devel
 Osmocom SIMtrace2 (and compatible) USB device firmware.  It enables
@@ -76,19 +76,18 @@ make %{?_smp_mflags}
 install -Dm0644 host/contrib/99-simtrace2.rules %{buildroot}/%{_udevrulesdir}/99-simtrace2.rules
 find %{buildroot} -type f -name "*.la" -delete -print

-%post   -n libosmo-simtrace2-1 -p /sbin/ldconfig
-%postun -n libosmo-simtrace2-1 -p /sbin/ldconfig
+%post   -n libosmo-simtrace2-0 -p /sbin/ldconfig
+%postun -n libosmo-simtrace2-0 -p /sbin/ldconfig

 %files
 %doc README.md
 %{_bindir}/simtrace2-cardem-pcsc
 %{_bindir}/simtrace2-list
 %{_bindir}/simtrace2-sniff
-%{_bindir}/simtrace2-tool
 %{_udevrulesdir}/99-simtrace2.rules

-%files -n libosmo-simtrace2-1
-%{_libdir}/libosmo-simtrace2.so.1*
+%files -n libosmo-simtrace2-0
+%{_libdir}/libosmo-simtrace2.so.0*

 %files -n libosmo-simtrace2-devel
 %dir %{_includedir}/osmocom/
--- a/host/lib/Makefile.am
+++ b/host/lib/Makefile.am
@@ -1,7 +1,7 @@
 # This is _NOT_ the library release version, it's an API version.
 # Please read chapter "Library interface versions" of the libtool documentation
 # before making any modifications: https://www.gnu.org/software/libtool/manual/html_node/Versioning.html
-ST2_LIBVERSION=1:0:0
+ST2_LIBVERSION=0:0:0

 AM_CPPFLAGS = $(all_includes) -I$(top_srcdir)/include -I$(top_builddir)
 AM_CFLAGS= -Wall $(LIBOSMOCORE_CFLAGS) $(LIBOSMOSIM_CFLAGS) $(LIBUSB_CFLAGS) $(COVERAGE_CFLAGS)
--- a/host/lib/simtrace2_api.c
+++ b/host/lib/simtrace2_api.c
@@ -44,13 +44,9 @@
 #include <osmocom/core/utils.h>
 #include <osmocom/core/socket.h>
 #include <osmocom/core/msgb.h>
-#include <osmocom/core/logging.h>
 #include <osmocom/sim/class_tables.h>
 #include <osmocom/sim/sim.h>

-#define LOGSLOT(slot, lvl, fmt, args...) \
-	LOGP(DLINP, lvl, "[%u] " fmt, (slot)->slot_nr, ## args)
-
 /***********************************************************************
 * SIMTRACE core protocol
 ***********************************************************************/
@@ -145,6 +141,7 @@ int osmo_st2_slot_tx_msg(struct osmo_st2_slot *slot, struct msgb *msg,
 	OSMO_ASSERT(transp);

 	st_push_hdr(msg, msg_class, msg_type, slot->slot_nr);
+	printf("SIMtrace <- %s\n", msgb_hexdump(msg));

 	if (transp->udp_fd < 0) {
 		if (transp->usb_async)
@@ -169,8 +166,6 @@ int osmo_st2_cardem_request_card_insert(struct osmo_st2_cardem_inst *ci, bool in
 	struct msgb *msg = st_msgb_alloc();
 	struct cardemu_usb_msg_cardinsert *cins;

-	LOGSLOT(ci->slot, LOGL_NOTICE, "<= %s(inserted=%d)\n", __func__, inserted);
-
 	cins = (struct cardemu_usb_msg_cardinsert *) msgb_put(msg, sizeof(*cins));
 	memset(cins, 0, sizeof(*cins));
 	if (inserted)
@@ -186,7 +181,7 @@ int osmo_st2_cardem_request_pb_and_rx(struct osmo_st2_cardem_inst *ci, uint8_t p
 	struct cardemu_usb_msg_tx_data *txd;
 	txd = (struct cardemu_usb_msg_tx_data *) msgb_put(msg, sizeof(*txd));

-	LOGSLOT(ci->slot, LOGL_DEBUG, "<= %s(pb=%02x, le=%u)\n", __func__, pb, le);
+	printf("<= %s(%02x, %d)\n", __func__, pb, le);

 	memset(txd, 0, sizeof(*txd));
 	txd->data_len = 1;
@@ -207,7 +202,7 @@ int osmo_st2_cardem_request_pb_and_tx(struct osmo_st2_cardem_inst *ci, uint8_t p

 	txd = (struct cardemu_usb_msg_tx_data *) msgb_put(msg, sizeof(*txd));

-	LOGSLOT(ci->slot, LOGL_DEBUG, "<= %s(pb=%02x, tx=%s, len=%d)\n", __func__, pb,
+	printf("<= %s(%02x, %s, %d)\n", __func__, pb,
 		osmo_hexdump(data, data_len_in), data_len_in);

 	memset(txd, 0, sizeof(*txd));
@@ -231,7 +226,7 @@ int osmo_st2_cardem_request_sw_tx(struct osmo_st2_cardem_inst *ci, const uint8_t

 	txd = (struct cardemu_usb_msg_tx_data *) msgb_put(msg, sizeof(*txd));

-	LOGSLOT(ci->slot, LOGL_DEBUG, "<= %s(sw=%02x%02x)\n", __func__, sw[0], sw[1]);
+	printf("<= %s(%02x %02x)\n", __func__, sw[0], sw[1]);

 	memset(txd, 0, sizeof(*txd));
 	txd->data_len = 2;
@@ -251,7 +246,7 @@ int osmo_st2_cardem_request_set_atr(struct osmo_st2_cardem_inst *ci, const uint8

 	satr = (struct cardemu_usb_msg_set_atr *) msgb_put(msg, sizeof(*satr));

-	LOGSLOT(ci->slot, LOGL_NOTICE, "<= %s(%s)\n", __func__, osmo_hexdump(atr, atr_len));
+	printf("<= %s(%s)\n", __func__, osmo_hexdump(atr, atr_len));

 	memset(satr, 0, sizeof(*satr));
 	satr->atr_len = atr_len;
@@ -268,7 +263,7 @@ int osmo_st2_cardem_request_config(struct osmo_st2_cardem_inst *ci, uint32_t fea

 	cfg = (struct cardemu_usb_msg_config *) msgb_put(msg, sizeof(*cfg));

-	LOGSLOT(ci->slot, LOGL_NOTICE, "<= %s(features=%08x)\n", __func__, features);
+	printf("<= %s(%08x)\n", __func__, features);

 	memset(cfg, 0, sizeof(*cfg));
 	cfg->features = features;
@@ -285,9 +280,6 @@ static int _modem_reset(struct osmo_st2_slot *slot, uint8_t asserted, uint16_t p
 	struct msgb *msg = st_msgb_alloc();
 	struct st_modem_reset *sr ;

-	LOGSLOT(slot, LOGL_NOTICE, "<= %s(asserted=%u, pulse_ms=%u)\n", __func__,
-		asserted, pulse_ms);
-
 	sr = (struct st_modem_reset *) msgb_put(msg, sizeof(*sr));
 	sr->asserted = asserted;
 	sr->pulse_duration_msec = pulse_ms;
@@ -318,8 +310,6 @@ static int _modem_sim_select(struct osmo_st2_slot *slot, uint8_t remote_sim)
 	struct msgb *msg = st_msgb_alloc();
 	struct st_modem_sim_select *ss;

-	LOGSLOT(slot, LOGL_NOTICE, "<= %s(remote_sim=%u)\n", __func__, remote_sim);
-
 	ss = (struct st_modem_sim_select *) msgb_put(msg, sizeof(*ss));
 	ss->remote_sim = remote_sim;

--- a/host/lib/usb_util.c
+++ b/host/lib/usb_util.c
@@ -32,7 +32,5 @@ const struct dev_id osmo_st2_compatible_dev_ids[] = {
 	{ USB_VENDOR_OPENMOKO, USB_PRODUCT_OWHW_SAM3 },
 	{ USB_VENDOR_OPENMOKO, USB_PRODUCT_QMOD_SAM3 },
 	{ USB_VENDOR_OPENMOKO, USB_PRODUCT_SIMTRACE2 },
-	{ USB_VENDOR_OPENMOKO, USB_PRODUCT_OCTSIMTEST },
-	{ USB_VENDOR_OPENMOKO, USB_PRODUCT_NGFF_CARDEM },
 	{ 0, 0 }
 };
--- a/host/src/Makefile.am
+++ b/host/src/Makefile.am
@@ -5,12 +5,10 @@ AM_LDFLAGS=$(COVERAGE_LDFLAGS)
 LDADD= $(top_builddir)/lib/libosmo-simtrace2.la \
       $(LIBOSMOCORE_LIBS) $(LIBOSMOSIM_LIBS) $(LIBOSMOUSB_LIBS) $(LIBUSB_LIBS)

-bin_PROGRAMS = simtrace2-cardem-pcsc simtrace2-list simtrace2-sniff simtrace2-tool
+bin_PROGRAMS = simtrace2-cardem-pcsc simtrace2-list simtrace2-sniff

 simtrace2_cardem_pcsc_SOURCES = simtrace2-cardem-pcsc.c

 simtrace2_list_SOURCES = simtrace2_usb.c

 simtrace2_sniff_SOURCES = simtrace2-sniff.c
-
-simtrace2_tool_SOURCES = simtrace2-tool.c
--- a/host/src/simtrace2-cardem-pcsc.c
+++ b/host/src/simtrace2-cardem-pcsc.c
@@ -48,8 +48,6 @@
 #include <osmocom/core/socket.h>
 #include <osmocom/core/msgb.h>
 #include <osmocom/core/select.h>
-#include <osmocom/core/logging.h>
-#include <osmocom/core/application.h>
 #include <osmocom/sim/class_tables.h>
 #include <osmocom/sim/sim.h>

@@ -66,37 +64,6 @@ static void atr_update_csum(uint8_t *atr, unsigned int atr_len)
 	atr[atr_len-1] = csum;
 }

-static void cemu_flags2str(char *out, unsigned int out_len, uint32_t flags)
-{
-	snprintf(out, out_len, "%s%s%s%s%s",
-		 flags & CEMU_STATUS_F_RESET_ACTIVE ? "RESET " : "",
-		 flags & CEMU_STATUS_F_VCC_PRESENT ? "VCC " : "",
-		 flags & CEMU_STATUS_F_CLK_ACTIVE ? "CLK " : "",
-		 flags & CEMU_STATUS_F_CARD_INSERT ? "CARD_PRES " : "",
-		 flags & CEMU_STATUS_F_RCEMU_ACTIVE ? "RCEMU " : "");
-}
-
-static uint32_t last_flags = 0;
-
-static void update_flags(struct osmo_st2_cardem_inst *ci, uint32_t flags)
-{
-	struct osim_card_hdl *card = ci->chan->card;
-
-	if ((flags & CEMU_STATUS_F_VCC_PRESENT) && (flags & CEMU_STATUS_F_CLK_ACTIVE) &&
-	    !(flags & CEMU_STATUS_F_RESET_ACTIVE)) {
-		if (last_flags & CEMU_STATUS_F_RESET_ACTIVE) {
-			/* a reset has just ended, forward it to the real card */
-			bool cold_reset = true;
-			if (last_flags & CEMU_STATUS_F_VCC_PRESENT)
-				cold_reset = false;
-			LOGCI(ci, LOGL_NOTICE, "%s Resetting card in reader...\n",
-				cold_reset ? "Cold" : "Warm");
-			osim_card_reset(card, cold_reset);
-		}
-	}
-	last_flags = flags;
-}
-
 /***********************************************************************
 * Incoming Messages
 ***********************************************************************/
@@ -104,15 +71,12 @@ static void update_flags(struct osmo_st2_cardem_inst *ci, uint32_t flags)
 /*! \brief Process a STATUS message from the SIMtrace2 */
 static int process_do_status(struct osmo_st2_cardem_inst *ci, uint8_t *buf, int len)
 {
-	struct cardemu_usb_msg_status *status = (struct cardemu_usb_msg_status *) buf;
-	char fbuf[80];
+	struct cardemu_usb_msg_status *status;
+	status = (struct cardemu_usb_msg_status *) buf;

-	cemu_flags2str(fbuf, sizeof(fbuf), status->flags);
-	printf("=> STATUS: flags=0x%x, fi=%u, di=%u, wi=%u wtime=%u (%s)\n",
+	printf("=> STATUS: flags=0x%x, fi=%u, di=%u, wi=%u wtime=%u\n",
 		status->flags, status->fi, status->di, status->wi,
-		status->waiting_time, fbuf);
-
-	update_flags(ci, status->flags);
+		status->waiting_time);

 	return 0;
 }
@@ -199,7 +163,6 @@ static int process_usb_msg(struct osmo_st2_cardem_inst *ci, uint8_t *buf, int le
 		break;
 	case SIMTRACE_MSGT_BD_CEMU_CONFIG:
 		/* firmware confirms configuration change; ignore */
-		rc = 0;
 		break;
 	default:
 		printf("unknown simtrace msg type 0x%02x\n", sh->msg_type);
@@ -214,14 +177,10 @@ static int process_usb_msg(struct osmo_st2_cardem_inst *ci, uint8_t *buf, int le
 static int process_irq_status(struct osmo_st2_cardem_inst *ci, const uint8_t *buf, int len)
 {
 	const struct cardemu_usb_msg_status *status = (struct cardemu_usb_msg_status *) buf;
-	char fbuf[80];

-	cemu_flags2str(fbuf, sizeof(fbuf), status->flags);
-	LOGCI(ci, LOGL_INFO, "SIMtrace IRQ STATUS: flags=0x%x, fi=%u, di=%u, wi=%u wtime=%u (%s)\n",
+	LOGCI(ci, LOGL_INFO, "SIMtrace IRQ STATUS: flags=0x%x, fi=%u, di=%u, wi=%u wtime=%u\n",
 		status->flags, status->fi, status->di, status->wi,
-		status->waiting_time, fbuf);
-
-	update_flags(ci, status->flags);
+		status->waiting_time);

 	return 0;
 }
@@ -421,7 +380,6 @@ static void signal_handler(int signal)
 	switch (signal) {
 	case SIGINT:
 		osmo_st2_cardem_request_card_insert(ci, false);
-		osmo_st2_modem_sim_select_local(ci->slot);
 		exit(0);
 		break;
 	default:
@@ -429,8 +387,6 @@ static void signal_handler(int signal)
 	}
 }

-static struct log_info log_info = {};
-
 int main(int argc, char **argv)
 {
 	struct osmo_st2_transport *transp = ci->slot->transp;
@@ -457,8 +413,6 @@ int main(int argc, char **argv)
 		return rc;
 	}

-	osmo_init_logging2(NULL, &log_info);
-
 	while (1) {
 		int option_index = 0;

@@ -525,6 +479,12 @@ int main(int argc, char **argv)

 	ci->card_prof = &osim_uicc_sim_cic_profile;

+	rc = libusb_init(NULL);
+	if (rc < 0) {
+		fprintf(stderr, "libusb initialization failed\n");
+		goto do_exit;
+	}
+
 	rc = osmo_st2_gsmtap_init(gsmtap_host);
 	if (rc < 0) {
 		perror("unable to open GSMTAP");
@@ -628,7 +588,7 @@ close_exit:
 	if (transp->usb_devh)
 		libusb_close(transp->usb_devh);

-	osmo_libusb_exit(NULL);
+	libusb_exit(NULL);
 do_exit:
 	return ret;
 }
--- a/host/src/simtrace2-sniff.c
+++ b/host/src/simtrace2-sniff.c
@@ -315,7 +315,6 @@ static const struct option opts[] = {
 /* Known USB device with SIMtrace firmware supporting sniffer */
 static const struct dev_id compatible_dev_ids[] = {
 	{ USB_VENDOR_OPENMOKO, USB_PRODUCT_SIMTRACE2 },
-	{ USB_VENDOR_OPENMOKO, USB_PRODUCT_NGFF_CARDEM },
 	{ 0, 0 }
 };

@@ -379,7 +378,7 @@ int main(int argc, char **argv)
 	}

 	/* Scan for available SIMtrace USB devices supporting sniffing */
-	rc = osmo_libusb_init(NULL);
+	rc = libusb_init(NULL);
 	if (rc < 0) {
 		fprintf(stderr, "libusb initialization failed\n");
 		goto do_exit;
@@ -505,7 +504,7 @@ close_exit:
 			sleep(1);
 	} while (keep_running);

-	osmo_libusb_exit(NULL);
+	libusb_exit(NULL);
 do_exit:
 	return ret;
 }
--- a/host/src/simtrace2-tool.c
+++ b/host/src/simtrace2-tool.c
@@ -1,337 +0,0 @@
-/* simtrace2-tool - main program for the host PC to provide a remote SIM
- * using the SIMtrace 2 firmware in card emulation mode
- *
- * (C) 2019 by Harald Welte <hwelte@hmw-consulting.de>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
- */
-
-#include <errno.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdint.h>
-#include <signal.h>
-#define _GNU_SOURCE
-#include <getopt.h>
-
-#include <sys/types.h>
-
-#include <libusb.h>
-
-#include <osmocom/usb/libusb.h>
-#include <osmocom/simtrace2/simtrace2_api.h>
-#include <osmocom/simtrace2/simtrace_prot.h>
-#include <osmocom/simtrace2/gsmtap.h>
-
-#include <osmocom/core/utils.h>
-#include <osmocom/core/msgb.h>
-#include <osmocom/core/logging.h>
-#include <osmocom/core/application.h>
-
-/***********************************************************************
- * Incoming Messages
- ***********************************************************************/
-
-static void print_welcome(void)
-{
-	printf("simtrace2-tool\n"
-	       "(C) 2019 Harald Welte <laforge@gnumonks.org>\n");
-}
-
-static void print_help(void)
-{
-	printf( "simtrace2-tool [OPTIONS] COMMAND\n\n");
-	printf( "Options:\n"
-		"\t-h\t--help\n"
-		"\t-V\t--usb-vendor\tVENDOR_ID\n"
-		"\t-P\t--usb-product\tPRODUCT_ID\n"
-		"\t-C\t--usb-config\tCONFIG_ID\n"
-		"\t-I\t--usb-interface\tINTERFACE_ID\n"
-		"\t-S\t--usb-altsetting ALTSETTING_ID\n"
-		"\t-A\t--usb-address\tADDRESS\n"
-		"\t-H\t--usb-path\tPATH\n"
-		"\n"
-		);
-	printf( "Commands:\n"
-		"\tmodem reset (enable|disable|cycle)\n"
-		"\tmodem sim-switch (local|remote)\n"
-		"\n");
-}
-
-static const struct option opts[] = {
-	{ "help", 0, 0, 'h' },
-	{ "usb-vendor", 1, 0, 'V' },
-	{ "usb-product", 1, 0, 'P' },
-	{ "usb-config", 1, 0, 'C' },
-	{ "usb-interface", 1, 0, 'I' },
-	{ "usb-altsetting", 1, 0, 'S' },
-	{ "usb-address", 1, 0, 'A' },
-	{ "usb-path", 1, 0, 'H' },
-	{ NULL, 0, 0, 0 }
-};
-
-static void run_mainloop(struct osmo_st2_cardem_inst *ci)
-{
-	struct osmo_st2_transport *transp = ci->slot->transp;
-	uint8_t buf[16*265];
-	int xfer_len;
-	int rc;
-
-	while (1) {
-		/* read data from SIMtrace2 device */
-		rc = libusb_bulk_transfer(transp->usb_devh, transp->usb_ep.in,
-					  buf, sizeof(buf), &xfer_len, 100);
-		if (rc < 0 && rc != LIBUSB_ERROR_TIMEOUT &&
-			      rc != LIBUSB_ERROR_INTERRUPTED &&
-			      rc != LIBUSB_ERROR_IO) {
-			fprintf(stderr, "BULK IN transfer error; rc=%d\n", rc);
-			return;
-		}
-		/* break the loop if no new messages arrive within 100ms */
-		if (rc == LIBUSB_ERROR_TIMEOUT)
-			return;
-	}
-}
-
-static struct osmo_st2_transport _transp;
-
-static struct osmo_st2_slot _slot = {
-	.transp = &_transp,
-	.slot_nr = 0,
-};
-
-struct osmo_st2_cardem_inst _ci = {
-	.slot = &_slot,
-};
-
-struct osmo_st2_cardem_inst *ci = &_ci;
-
-/* perform a modem reset */
-static int do_modem_reset(int argc, char **argv)
-{
-	char *command;
-	if (argc < 1)
-		command = "cycle";
-	else {
-		command = argv[0];
-		argc--;
-		argv++;
-	}
-
-	if (!strcmp(command, "enable")) {
-		printf("Activating Modem RESET\n");
-		return osmo_st2_modem_reset_active(ci->slot);
-	} else if (!strcmp(command, "disable")) {
-		printf("Deactivating Modem RESET\n");
-		return osmo_st2_modem_reset_inactive(ci->slot);
-	} else if (!strcmp(command, "cycle")) {
-		printf("Pulsing Modem RESET (1s)\n");
-		return osmo_st2_modem_reset_pulse(ci->slot, 1000);
-	} else {
-		fprintf(stderr, "Unsupported modem reset command: '%s'\n", command);
-		return -EINVAL;
-	}
-	return 0;
-}
-
-/* switch between local and remote (emulated) SIM */
-static int do_modem_sim_switch(int argc, char **argv)
-{
-	char *command;
-	if (argc < 1)
-		return -EINVAL;
-	command = argv[0];
-	argc--;
-	argv++;
-
-	if (!strcmp(command, "local")) {
-		printf("Setting SIM=LOCAL; Modem reset recommended\n");
-		return osmo_st2_modem_sim_select_local(ci->slot);
-	} else if (!strcmp(command, "remote")) {
-		printf("Setting SIM=REMOTE; Modem reset recommended\n");
-		return osmo_st2_modem_sim_select_remote(ci->slot);
-	} else {
-		fprintf(stderr, "Unsupported modem sim-switch command: '%s'\n", command);
-		return -EINVAL;
-	}
-	return 0;
-}
-
-static int do_subsys_modem(int argc, char **argv)
-{
-	char *command;
-	int rc;
-
-	if (argc < 1)
-		return -EINVAL;
-	command = argv[0];
-	argc--;
-	argv++;
-
-	if (!strcmp(command, "reset")) {
-		rc = do_modem_reset(argc, argv);
-	} else if (!strcmp(command, "sim-switch")) {
-		rc = do_modem_sim_switch(argc, argv);
-	} else {
-		fprintf(stderr, "Unsupported command for subsystem modem: '%s'\n", command);
-		return -EINVAL;
-	}
-
-	return rc;
-}
-
-static int do_command(int argc, char **argv)
-{
-	char *subsys;
-	int rc;
-
-	if (argc < 1)
-		return -EINVAL;
-	subsys = argv[0];
-	argc--;
-	argv++;
-
-	if (!strcmp(subsys, "modem"))
-		rc = do_subsys_modem(argc, argv);
-	else {
-		fprintf(stderr, "Unsupported subsystem '%s'\n", subsys);
-		rc = -EINVAL;
-	}
-
-	return rc;
-}
-
-static struct log_info log_info = {};
-
-int main(int argc, char **argv)
-{
-	struct osmo_st2_transport *transp = ci->slot->transp;
-	int rc;
-	int c, ret = 1;
-	int if_num = 0, vendor_id = -1, product_id = -1;
-	int config_id = -1, altsetting = 0, addr = -1;
-	char *path = NULL;
-
-	while (1) {
-		int option_index = 0;
-
-		c = getopt_long(argc, argv, "hV:P:C:I:S:A:H:", opts, &option_index);
-		if (c == -1)
-			break;
-		switch (c) {
-		case 'h':
-			print_help();
-			exit(0);
-			break;
-		case 'V':
-			vendor_id = strtol(optarg, NULL, 16);
-			break;
-		case 'P':
-			product_id = strtol(optarg, NULL, 16);
-			break;
-		case 'C':
-			config_id = atoi(optarg);
-			break;
-		case 'I':
-			if_num = atoi(optarg);
-			break;
-		case 'S':
-			altsetting = atoi(optarg);
-			break;
-		case 'A':
-			addr = atoi(optarg);
-			break;
-		case 'H':
-			path = optarg;
-			break;
-		}
-	}
-
-	if (vendor_id < 0 || product_id < 0) {
-		fprintf(stderr, "You have to specify the vendor and product ID\n");
-		goto do_exit;
-	}
-
-	transp->udp_fd = -1;
-
-	osmo_init_logging2(NULL, &log_info);
-
-	rc = osmo_libusb_init(NULL);
-	if (rc < 0) {
-		fprintf(stderr, "libusb initialization failed\n");
-		goto do_exit;
-	}
-
-	print_welcome();
-
-	do {
-		if (transp->udp_fd < 0) {
-			struct usb_interface_match _ifm, *ifm = &_ifm;
-			ifm->vendor = vendor_id;
-			ifm->product = product_id;
-			ifm->configuration = config_id;
-			ifm->interface = if_num;
-			ifm->altsetting = altsetting;
-			ifm->addr = addr;
-			if (path)
-				osmo_strlcpy(ifm->path, path, sizeof(ifm->path));
-			transp->usb_devh = osmo_libusb_open_claim_interface(NULL, NULL, ifm);
-			if (!transp->usb_devh) {
-				fprintf(stderr, "can't open USB device\n");
-				goto close_exit;
-			}
-
-			rc = osmo_libusb_get_ep_addrs(transp->usb_devh, if_num, &transp->usb_ep.out,
-					      &transp->usb_ep.in, &transp->usb_ep.irq_in);
-			if (rc < 0) {
-				fprintf(stderr, "can't obtain EP addrs; rc=%d\n", rc);
-				goto close_exit;
-			}
-		}
-
-		if (argc - optind <= 0) {
-			fprintf(stderr, "You have to specify a command to execute\n");
-			exit(1);
-		}
-
-		rc = do_command(argc-optind, argv+optind);
-		switch (rc) {
-		case 0:
-			break;
-		case -EINVAL:
-			fprintf(stderr, "Error: Invalid command/syntax\n");
-			exit(1);
-			break;
-		default:
-			fprintf(stderr, "Error executing command: %d\n", rc);
-			exit(1);
-			break;
-		}
-
-		run_mainloop(ci);
-		ret = 0;
-
-		libusb_release_interface(transp->usb_devh, 0);
-close_exit:
-		if (transp->usb_devh)
-			libusb_close(transp->usb_devh);
-	} while (0);
-
-	osmo_libusb_exit(NULL);
-do_exit:
-	return ret;
-}
--- a/host/src/simtrace2_usb.c
+++ b/host/src/simtrace2_usb.c
@@ -25,7 +25,13 @@

 #include <osmocom/usb/libusb.h>
 #include <osmocom/simtrace2/simtrace_usb.h>
-#include <osmocom/simtrace2/usb_util.h>
+
+static const struct dev_id compatible_dev_ids[] = {
+	{ USB_VENDOR_OPENMOKO, USB_PRODUCT_OWHW_SAM3 },
+	{ USB_VENDOR_OPENMOKO, USB_PRODUCT_QMOD_SAM3 },
+	{ USB_VENDOR_OPENMOKO, USB_PRODUCT_SIMTRACE2 },
+	{ 0, 0 }
+};

 static int find_devices(void)
 {
@@ -33,7 +39,7 @@ static int find_devices(void)
 	int rc, i, num_interfaces;

 	/* scan for USB devices matching SIMtrace USB ID with proprietary class */
-	rc = osmo_libusb_find_matching_interfaces(NULL, osmo_st2_compatible_dev_ids,
+	rc = osmo_libusb_find_matching_interfaces(NULL, compatible_dev_ids,
 						  USB_CLASS_PROPRIETARY, -1, -1, ifm, ARRAY_SIZE(ifm));
 	printf("USB matches: %d\n", rc);
 	if (rc < 0)
@@ -77,7 +83,7 @@ static int find_devices(void)

 int main(int argc, char **argv)
 {
-	osmo_libusb_init(NULL);
+	libusb_init(NULL);
 	find_devices();
 	return 0;
 }