laforge submitted this change.
cardem: set more reasonable interrupt priorities
the ISO7816 UARTs have highest priority, while console has lowest.
remaining sources (USB, ADC, GPIO) are in between.
Change-Id: Ie6c97d61d8da3990b6e44144f36cb6d37d194307
---
M firmware/apps/cardem/main.c
M firmware/libboard/common/source/uart_console.c
M firmware/libcommon/source/mode_cardemu.c
3 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/firmware/apps/cardem/main.c b/firmware/apps/cardem/main.c
index d212d2a..347ccbd 100644
--- a/firmware/apps/cardem/main.c
+++ b/firmware/apps/cardem/main.c
@@ -155,7 +155,7 @@
WDT_Enable(WDT, WDT_MR_WDRSTEN | WDT_MR_WDDBGHLT | WDT_MR_WDIDLEHLT |
(WDT_GetPeriod(2000) << 16) | WDT_GetPeriod(2000));
- PIO_InitializeInterrupts(0);
+ PIO_InitializeInterrupts(10);
print_banner();
board_main_top();
diff --git a/firmware/libboard/common/source/uart_console.c b/firmware/libboard/common/source/uart_console.c
index bcfb0b7..ead5555 100644
--- a/firmware/libboard/common/source/uart_console.c
+++ b/firmware/libboard/common/source/uart_console.c
@@ -100,6 +100,7 @@
/* Enable TX interrupts */
pUart->UART_IER = UART_IER_TXRDY;
+ NVIC_SetPriority(CONSOLE_IRQ, 15); /* lowest priority */
NVIC_EnableIRQ(CONSOLE_IRQ);
/* Enable receiver and transmitter */
diff --git a/firmware/libcommon/source/mode_cardemu.c b/firmware/libcommon/source/mode_cardemu.c
index 2a8e477..7fd069a 100644
--- a/firmware/libcommon/source/mode_cardemu.c
+++ b/firmware/libcommon/source/mode_cardemu.c
@@ -470,6 +470,7 @@
ADC->ADC_CHER |= ADC_CHER_CH6;
ADC->ADC_IER |= ADC_IER_EOC6;
#endif
+ NVIC_SetPriority(ADC_IRQn, 13);
NVIC_EnableIRQ(ADC_IRQn);
ADC->ADC_CR |= ADC_CR_START;
@@ -573,6 +574,8 @@
TRACE_ENTRY();
+ NVIC_SetPriority(UDP_IRQn, 14);
+
#ifdef PINS_CARDSIM
PIO_Configure(pins_cardsim, PIO_LISTSIZE(pins_cardsim));
#endif
@@ -586,6 +589,7 @@
/* configure USART as ISO-7816 slave (e.g. card) */
ISO7816_Init(&cardem_inst[0].usart_info, CLK_SLAVE);
+ NVIC_SetPriority(FIRST_USART_IRQ, 0);
NVIC_EnableIRQ(FIRST_USART_IRQ);
PIO_ConfigureIt(&pin_usim1_rst, usim1_rst_irqhandler);
PIO_EnableIt(&pin_usim1_rst);
@@ -613,6 +617,7 @@
PIO_Configure(pins_usim2, PIO_LISTSIZE(pins_usim2));
ISO7816_Init(&cardem_inst[1].usart_info, CLK_SLAVE);
/* TODO enable timeout */
+ NVIC_SetPriority(USART0_IRQn, 0);
NVIC_EnableIRQ(USART0_IRQn);
PIO_ConfigureIt(&pin_usim2_rst, usim2_rst_irqhandler);
PIO_EnableIt(&pin_usim2_rst);
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