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mode_cardemu: Proper enabling/disabling of USART IRQ sources

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we always have to disable all intrerrupts that we don't want to be
enabled
This commit is contained in:
Harald Welte
2016-02-29 10:05:10 +01:00
parent ba0c688103
commit 9dbc46e799
1 changed files with 7 additions and 2 deletions
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9
firmware/src_simtrace/mode_cardemu.c
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@@ -57,17 +57,22 @@ 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:
USART_EnableIt(usart, US_IER_TXRDY);
USART_DisableIt(usart, ~US_IER_TXRDY);
USART_SetReceiverEnabled(usart, 0);
USART_SetTransmitterEnabled(usart, 1);
break;
case ENABLE_RX:
USART_SetTransmitterEnabled(usart, 0);
USART_SetReceiverEnabled(usart, 1);
USART_EnableIt(usart, US_IER_RXRDY);
USART_DisableIt(usart, ~US_IER_RXRDY);
break;
case 0:
default:
USART_SetTransmitterEnabled(usart, 0);
USART_SetReceiverEnabled(usart, 0);
USART_DisableIt(usart, 0xFFFFFFFF);
break;
}
}
@@ -142,14 +147,14 @@ void mode_cardemu_init(void)
PIO_Configure(pins_usim1, PIO_LISTSIZE(pins_usim1));
ISO7816_Init(&usart_info[0], CLK_SLAVE);
USART_EnableIt(USART1, US_IER_RXRDY);
//USART_EnableIt(USART1, US_IER_RXRDY);
NVIC_EnableIRQ(USART1_IRQn);
ch1 = card_emu_init(0, 2, 0);
#ifdef CARDEMU_SECOND_UART
PIO_Configure(pins_usim2, PIO_LISTSIZE(pins_usim2));
ISO7816_Init(&usart_info[1], CLK_SLAVE);
USART_EnableIt(USART0, US_IER_RXRDY);
//USART_EnableIt(USART0, US_IER_RXRDY);
NVIC_EnableIRQ(USART0_IRQn);
ch2 = card_emu_init(1, 0, 1);
#endif