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samples: drivers: soc_flash_nrf5: Get flash page layout sample

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Added sample code for testing and displaying the flash layout using
the recently introduced API.

Signed-off-by: Andrzej Puzdrowski <andrzej.puzdrowski@nordicsemi.no>
This commit is contained in:
Andrzej Puzdrowski 2017-08-21 14:56:30 +02:00 committed by Anas Nashif
parent a7863f2362
commit 4255766ba7
2 changed files with 45 additions and 0 deletions
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1
samples/drivers/soc_flash_nrf5/prj.conf
View file

@ -1,3 +1,4 @@
CONFIG_STDOUT_CONSOLE=y
CONFIG_FLASH=y
CONFIG_SOC_FLASH_NRF5=y
CONFIG_FLASH_PAGE_LAYOUT=y

44
samples/drivers/soc_flash_nrf5/src/main.c
View file

@ -18,6 +18,9 @@
#define TEST_DATA_WORD_2 0xabcd
#define TEST_DATA_WORD_3 0x1234
#define FLASH_TEST_OFFSET2 0x41234
#define FLASH_TEST_PAGE_IDX 37
void main(void)
{
struct device *flash_dev;
@ -141,4 +144,45 @@ void main(void)
}
}
flash_write_protection_set(flash_dev, true);
#if defined(CONFIG_FLASH_PAGE_LAYOUT)
struct flash_pages_info info;
int rc;
rc = flash_get_page_info_by_offs(flash_dev, FLASH_TEST_OFFSET2, &info);
printf("\nTest 7: Page layout API\n");
if (!rc) {
printf(" Offset 0x%08x:\n", FLASH_TEST_OFFSET2);
printf(" belongs to the page %u of start offset 0x%08x\n",
info.index, info.start_offset);
printf(" and the size of 0x%08x B.\n", info.size);
} else {
printf(" Error: flash_get_page_info_by_offs returns %d\n",
rc);
}
rc = flash_get_page_info_by_idx(flash_dev, FLASH_TEST_PAGE_IDX, &info);
if (!rc) {
printf(" Page of number %u has start offset 0x%08x\n",
FLASH_TEST_PAGE_IDX,
info.start_offset);
printf(" and size of 0x%08x B.\n", info.size);
if (info.index == FLASH_TEST_PAGE_IDX) {
printf(" Page index resolved properly\n");
} else {
printf(" ERROR: Page index resolved to %u\n",
info.index);
}
} else {
printf(" Error: flash_get_page_info_by_idx returns %d\n", rc);
}
printf(" SoC flash consists of %u pages.\n",
flash_get_page_count(flash_dev));
#endif
}