rpi/pico-sdk
1
0
Fork 0
mirror of https://github.com/raspberrypi/pico-sdk.git synced 2025-08-09 04:22:44 +03:00
Code Activity

SDK 2.0.0 release

Browse Source
This commit is contained in:
graham sanderson
2024-08-08 06:02:04 -05:00
parent 45984e276f
commit efe2103f9b
933 changed files with 349909 additions and 66256 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
test/hardware_irq_test/hardware_irq_test.c
View File

@@ -63,13 +63,26 @@ void __isr handler3(void) {
}
static inline irq_handler_t *get_vtable(void) {
#ifdef __riscv
return (irq_handler_t *) (riscv_read_csr(RVCSR_MTVEC_OFFSET) & ~0x3u);
#else
return (irq_handler_t *) scb_hw->vtor;
#endif
}
// Only used for dumping the chain for post-mortem:
#define SLOT_SIZE 12
extern uint8_t irq_handler_chain_slots[SLOT_SIZE * PICO_MAX_SHARED_IRQ_HANDLERS];
#ifdef __riscv
#define SLOT_LINK_OFFSET 10
#else
#define SLOT_LINK_OFFSET 6
#endif
int dma_check(int expected, ...) {
if (expected == 0) {
// doing the DMA if there are no IRQ handlers will cause a hard fault, so we just check we are pointing at the handler which does this.
PICOTEST_CHECK_AND_ABORT(get_vtable()[16 + DMA_IRQ_0] == __unhandled_user_irq, "Expected there to be no IRQ handlers");
PICOTEST_CHECK_AND_ABORT(get_vtable()[VTABLE_FIRST_IRQ + DMA_IRQ_0] == __unhandled_user_irq, "Expected there to be no IRQ handlers");
return 0;
}
fire_count = 0;
@@ -101,6 +114,23 @@ int dma_check(int expected, ...) {
printf("%d", fired[i]);
}
printf("\n");
printf("Dump of slot chain:\n");
uint8_t *head = (uint8_t*)get_vtable()[VTABLE_FIRST_IRQ + DMA_IRQ_0];
printf(" Head at %p\n", head);
while (head >= irq_handler_chain_slots && head <= &irq_handler_chain_slots[SLOT_SIZE * (PICO_MAX_SHARED_IRQ_HANDLERS - 1)]) {
printf(
" %p (slot %3u): %02x%02x %02x%02x %02x%02x %02x%02x %02x%02x %02x%02x\n",
head, ((uintptr_t)head - (uintptr_t)irq_handler_chain_slots) / SLOT_SIZE,
head[1], head[0],
head[3], head[2],
head[5], head[4],
head[7], head[6],
head[9], head[8],
head[11], head[10]
);
head = &irq_handler_chain_slots[head[SLOT_LINK_OFFSET] * SLOT_SIZE];
}
printf("Handlers at: %p, %p, %p\n", handler1, handler2, handler3);
return -1;
}
return 0;