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tests/periph_flashpage: test unaligned write for sam0

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Adds test of unaligned write to already integrated sam0_common config area test.
This commit is contained in:
Daniel Lockau 2021-01-05 12:47:50 +01:00
parent f0606b0a73
commit 13670be9bb
1 changed files with 40 additions and 24 deletions
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26
tests/periph_flashpage/main.c
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@ -26,6 +26,7 @@
#include "od.h" #include "od.h"
#include "shell.h" #include "shell.h"
#include "periph/flashpage.h" #include "periph/flashpage.h"
#include "unaligned.h"
#define LINE_LEN (16) #define LINE_LEN (16)
@ -552,21 +553,35 @@ static int cmd_dump_config(int argc, char **argv)
static int cmd_test_config(int argc, char **argv) static int cmd_test_config(int argc, char **argv)
{ {
/* This test is sam0 specific and also tests
* the unaligned writes for the sam0 flashpage
* driver implementation
*/
(void) argc; (void) argc;
(void) argv; (void) argv;
const uint16_t single_data = 0x1234; const uint16_t single_data = 0x1234;
const uint8_t test_data[] = { 0xAA, 0xBB, 0xCC, 0xDD, 0xEE }; const uint8_t test_data[] = { 0xAA, 0xBB, 0xCC, 0xDD, 0xEE };
uint32_t dst = FLASH_USER_PAGE_AUX_SIZE - (sizeof(test_data) + 2);
assert(((int32_t)FLASH_USER_PAGE_AUX_SIZE - (int32_t)(sizeof(test_data) + 2 + 3)) > 0);
puts("[START]"); puts("[START]");
for (uint32_t dst_offset = 0; dst_offset < 4; dst_offset++) {
/* destination base at 4 byte aligned address */
uint32_t dst = (uint32_t)(FLASH_USER_PAGE_AUX_SIZE
- (sizeof(test_data) + 2 + 3)) & ~((uint32_t)0x3);
/* add data destination offset */
dst += dst_offset;
/* reset aux page */
sam0_flashpage_aux_reset(NULL); sam0_flashpage_aux_reset(NULL);
/* check if the AUX page has been cleared */ /* check if the AUX page has been cleared */
for (uint32_t i = 0; i < FLASH_USER_PAGE_AUX_SIZE; ++i) { for (uint32_t i = 0; i < FLASH_USER_PAGE_AUX_SIZE; ++i) {
if (*(uint8_t*)sam0_flashpage_aux_get(i) != 0xFF) { if (*(uint8_t*)sam0_flashpage_aux_get(i) != 0xFF) {
printf("user page not cleared at offset 0x%"PRIx32"\n", i); printf("dst_offset=%"PRIu32": user page not cleared at offset 0x%"PRIx32"\n", dst_offset, i);
return -1; return -1;
} }
} }
@ -578,17 +593,18 @@ static int cmd_test_config(int argc, char **argv)
sam0_flashpage_aux_write(dst + sizeof(test_data), &single_data, sizeof(single_data)); sam0_flashpage_aux_write(dst + sizeof(test_data), &single_data, sizeof(single_data));
/* check if half-word was written correctly */ /* check if half-word was written correctly */
uint16_t data_in = *(uint16_t*)sam0_flashpage_aux_get(dst + sizeof(test_data)); uint16_t data_in = unaligned_get_u16(sam0_flashpage_aux_get(dst + sizeof(test_data)));
if (data_in != single_data) { if (data_in != single_data) {
printf("%x != %x, offset = 0x%"PRIx32"\n", single_data, data_in, dst + sizeof(test_data)); printf("dst_offset=%"PRIu32": %x != %x, offset = 0x%"PRIx32"\n", dst_offset, single_data, data_in, dst + sizeof(test_data));
return -1; return -1;
} }
/* check if test data was written correctly */ /* check if test data was written correctly */
if (memcmp(sam0_flashpage_aux_get(dst), test_data, sizeof(test_data))) { if (memcmp(sam0_flashpage_aux_get(dst), test_data, sizeof(test_data))) {
printf("write test_data failed, offset = 0x%"PRIx32"\n", dst); printf("dst_offset=%"PRIu32": write test_data failed, offset = 0x%"PRIx32"\n", dst_offset, dst);
return -1; return -1;
} }
}
puts("[SUCCESS]"); puts("[SUCCESS]");