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tests: Upgrade linux_spi test to run probe lifecycle

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This test adds a mock for linux_spi ioctl and mocks it for read
request. Read buffer is populated with chip manufacture id and
chip model id to emulate successful probing.

BUG=b:181803212
TEST=ninja test

Change-Id: I32d8e972d99b52c2b18f688aa6aeae75dd170f72
Signed-off-by: Anastasia Klimchuk <aklm@chromium.org>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/59742
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Thomas Heijligen <src@posteo.de>
Reviewed-by: Nico Huber <nico.h@gmx.de>
This commit is contained in:
Anastasia Klimchuk 2021-11-30 13:02:41 +11:00
parent e2f31ca02b
commit 78221212fa
3 changed files with 30 additions and 4 deletions
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30
tests/lifecycle.c
View File

@ -15,6 +15,7 @@
#include <include/test.h>
#include <string.h>
#include <linux/spi/spidev.h>
#include "libflashrom.h"
#include "io_mock.h"
@ -315,6 +316,30 @@ void linux_mtd_probe_lifecycle_test_success(void **state)
#endif
}
static int linux_spi_ioctl(void *state, int fd, unsigned long request, va_list args) {
if (request == SPI_IOC_MESSAGE(2)) { /* ioctl code for read request */
struct spi_ioc_transfer* msg = va_arg(args, struct spi_ioc_transfer*);
/* First message has write array and write count */
unsigned int writecnt = msg[0].len;
unsigned char *writearr = (unsigned char *)msg[0].tx_buf;
/* Second message has read array and read count */
unsigned int readcnt = msg[1].len;
/* Detect probing */
if (writecnt == 1 && writearr[0] == JEDEC_RDID && readcnt == 3) {
/* We need to populate read array. */
unsigned char *readarr = (unsigned char *)msg[1].rx_buf;
readarr[0] = 0xEF; /* WINBOND_NEX_ID */
readarr[1] = 0x40; /* WINBOND_NEX_W25Q128_V left byte */
readarr[2] = 0x18; /* WINBOND_NEX_W25Q128_V right byte */
}
}
return 0;
}
char *linux_spi_fgets(void *state, char *buf, int len, FILE *fp)
{
/* Emulate reading max buffer size from sysfs. */
@ -323,7 +348,7 @@ char *linux_spi_fgets(void *state, char *buf, int len, FILE *fp)
return memcpy(buf, max_buf_size, min(len, strlen(max_buf_size) + 1));
}
void linux_spi_basic_lifecycle_test_success(void **state)
void linux_spi_probe_lifecycle_test_success(void **state)
{
/*
* Current implementation tests a particular path of the init procedure.
@ -332,11 +357,12 @@ void linux_spi_basic_lifecycle_test_success(void **state)
#if CONFIG_LINUX_SPI == 1
const struct io_mock linux_spi_io = {
.fgets = linux_spi_fgets,
.ioctl = linux_spi_ioctl,
};
io_mock_register(&linux_spi_io);
run_basic_lifecycle(state, &programmer_linux_spi, "dev=/dev/null");
run_probe_lifecycle(state, &programmer_linux_spi, "dev=/dev/null", "W25Q128.V");
io_mock_register(NULL);
#else

2
tests/tests.c
View File

@ -369,7 +369,7 @@ int main(void)
cmocka_unit_test(raiden_debug_basic_lifecycle_test_success),
cmocka_unit_test(dediprog_basic_lifecycle_test_success),
cmocka_unit_test(linux_mtd_probe_lifecycle_test_success),
cmocka_unit_test(linux_spi_basic_lifecycle_test_success),
cmocka_unit_test(linux_spi_probe_lifecycle_test_success),
cmocka_unit_test(realtek_mst_basic_lifecycle_test_success),
};
ret |= cmocka_run_group_tests_name("lifecycle.c tests", lifecycle_tests, NULL, NULL);

2
tests/tests.h
View File

@ -47,7 +47,7 @@ void nicrealtek_basic_lifecycle_test_success(void **state);
void raiden_debug_basic_lifecycle_test_success(void **state);
void dediprog_basic_lifecycle_test_success(void **state);
void linux_mtd_probe_lifecycle_test_success(void **state);
void linux_spi_basic_lifecycle_test_success(void **state);
void linux_spi_probe_lifecycle_test_success(void **state);
void realtek_mst_basic_lifecycle_test_success(void **state);
/* layout.c */