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tests/flash_simulator: Test scenario for flash_flatten()

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The commit adds test scenarios for flash_fill() and flash_flatten()
Flash API calls.

Signed-off-by: Dominik Ermel <dominik.ermel@nordicsemi.no>
This commit is contained in:
Dominik Ermel 2024-03-07 22:43:08 +00:00 • committed by Henrik Brix Andersen
commit bbb7bbe46d
1 changed files with 107 additions and 3 deletions
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110
tests/drivers/flash_simulator/flash_sim_impl/src/main.c
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@ -301,8 +301,8 @@ ZTEST(flash_sim_api, test_align)
zassert_equal(-EINVAL, rc, "Unexpected error code (%d)", rc); zassert_equal(-EINVAL, rc, "Unexpected error code (%d)", rc);
} }
#if !IS_ENABLED(CONFIG_FLASH_SIMULATOR_DOUBLE_WRITES) && \ #if defined(CONFIG_FLASH_SIMULATOR_DOUBLE_WRITES) && \
!IS_ENABLED(CONFIG_FLASH_SIMULATOR_RAMLIKE) defined(CONFIG_FLASH_SIMULATOR_EXPLICIT_ERASE)
ZTEST(flash_sim_api, test_double_write) ZTEST(flash_sim_api, test_double_write)
{ {
int rc; int rc;
@ -328,7 +328,7 @@ ZTEST(flash_sim_api, test_double_write)
} }
#endif #endif
#if IS_ENABLED(CONFIG_FLASH_SIMULATOR_RAMLIKE) #if !defined(CONFIG_FLASH_SIMULATOR_EXPLICIT_ERASE)
ZTEST(flash_sim_api, test_ramlike) ZTEST(flash_sim_api, test_ramlike)
{ {
/* Within code below there is assumption that the src size is /* Within code below there is assumption that the src size is
@ -452,6 +452,110 @@ ZTEST(flash_sim_api, test_get_erase_value)
FLASH_SIMULATOR_ERASE_VALUE); FLASH_SIMULATOR_ERASE_VALUE);
} }
ZTEST(flash_sim_api, test_flash_fill)
{
off_t i;
int rc;
uint8_t buf[FLASH_SIMULATOR_PROG_UNIT];
#if defined(CONFIG_FLASH_SIMULATOR_EXPLICIT_ERASE)
rc = flash_erase(flash_dev, FLASH_SIMULATOR_BASE_OFFSET,
FLASH_SIMULATOR_FLASH_SIZE);
zassert_equal(0, rc, "flash_erase should succeed");
#else
rc = flash_fill(flash_dev, FLASH_SIMULATOR_ERASE_VALUE,
FLASH_SIMULATOR_BASE_OFFSET,
FLASH_SIMULATOR_FLASH_SIZE);
zassert_equal(0, rc, "flash_fill should succeed");
#endif
size_t size = FLASH_SIMULATOR_FLASH_SIZE;
zassert_equal(0, test_check_erase(flash_dev, FLASH_SIMULATOR_BASE_OFFSET,
FLASH_SIMULATOR_FLASH_SIZE),
"Area not erased");
rc = flash_fill(flash_dev, 0x55,
FLASH_SIMULATOR_BASE_OFFSET,
FLASH_SIMULATOR_FLASH_SIZE);
zassert_equal(0, rc, "flash_fill should succeed");
/* Check if fill did work on both type of devices */
i = 0;
size = FLASH_SIMULATOR_FLASH_SIZE;
while (i < FLASH_SIMULATOR_FLASH_SIZE) {
size_t chunk = MIN(size, FLASH_SIMULATOR_PROG_UNIT);
memset(buf, FLASH_SIMULATOR_ERASE_VALUE, sizeof(buf));
rc = flash_read(flash_dev, FLASH_SIMULATOR_BASE_OFFSET + i,
buf, chunk);
zassert_equal(0, rc, "flash_read should succeed at offset %d", i);
do {
zassert_equal((uint8_t)buf[i & (sizeof(buf) - 1)], 0x55,
"Unexpected value at offset %d\n", i);
++i;
--size;
--chunk;
} while (chunk);
}
}
ZTEST(flash_sim_api, test_flash_flatten)
{
int rc;
#if defined(CONFIG_FLASH_SIMULATOR_EXPLICIT_ERASE)
rc = flash_erase(flash_dev, FLASH_SIMULATOR_BASE_OFFSET,
FLASH_SIMULATOR_FLASH_SIZE);
zassert_equal(0, rc, "flash_erase should succeed");
#else
rc = flash_fill(flash_dev, FLASH_SIMULATOR_ERASE_VALUE,
FLASH_SIMULATOR_BASE_OFFSET,
FLASH_SIMULATOR_FLASH_SIZE);
zassert_equal(0, rc, "flash_fill should succeed");
#endif
/* Now fill the device with anything */
rc = flash_fill(flash_dev, 0xaa,
FLASH_SIMULATOR_BASE_OFFSET,
FLASH_SIMULATOR_FLASH_SIZE);
zassert_equal(0, rc, "flash_fill should succeed");
/* And erase */
rc = flash_flatten(flash_dev, FLASH_SIMULATOR_BASE_OFFSET,
FLASH_SIMULATOR_FLASH_SIZE);
zassert_equal(0, rc, "flash_flatten should succeed");
#if !defined(CONFIG_FLASH_SIMULATOR_EXPLICIT_ERASE)
/* In case of RAM like devices, the erase may not be
* provided, in such case flash_flatten calls flash_fill
* with erase_value.
*/
struct device other;
struct flash_driver_api api;
memcpy(&other, flash_dev, sizeof(other));
other.api = &api;
memcpy(&api, flash_dev->api, sizeof(api));
api.erase = NULL;
/* Now fill the device with anything */
rc = flash_fill(flash_dev, 0xaa,
FLASH_SIMULATOR_BASE_OFFSET,
FLASH_SIMULATOR_FLASH_SIZE);
zassert_equal(0, rc, "flash_fill should succeed");
/* The erase is not implemented */
rc = flash_erase(&other, FLASH_SIMULATOR_BASE_OFFSET,
FLASH_SIMULATOR_FLASH_SIZE);
zassert_equal(-ENOSYS, rc, "Expected not implemented");
rc = flash_flatten(&other, FLASH_SIMULATOR_BASE_OFFSET,
FLASH_SIMULATOR_FLASH_SIZE);
zassert_equal(0, rc, "flash_flatten should succeed");
test_check_erase(flash_dev, FLASH_SIMULATOR_BASE_OFFSET,
FLASH_SIMULATOR_FLASH_SIZE);
#endif
}
#include <zephyr/drivers/flash/flash_simulator.h> #include <zephyr/drivers/flash/flash_simulator.h>
ZTEST(flash_sim_api, test_get_mock) ZTEST(flash_sim_api, test_get_mock)