u-boot/test/dm/sf.c
Simon Glass 6d07d63d2f sandbox: Drop the deprecated 'sb' command
The old 'sb' command was deprecated in 2015 and replaced with 'host'.
Remove the remaining users and the command, so that the name is available
for other purposes.

Signed-off-by: Simon Glass <sjg@chromium.org>
2018-11-26 08:25:35 -05:00

93 lines
2.7 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2013 Google, Inc
*/
#include <common.h>
#include <dm.h>
#include <fdtdec.h>
#include <mapmem.h>
#include <os.h>
#include <spi.h>
#include <spi_flash.h>
#include <asm/state.h>
#include <asm/test.h>
#include <dm/test.h>
#include <dm/util.h>
#include <test/ut.h>
/* Simple test of sandbox SPI flash */
static int dm_test_spi_flash(struct unit_test_state *uts)
{
struct udevice *dev, *emul;
int full_size = 0x200000;
int size = 0x10000;
u8 *src, *dst;
int i;
src = map_sysmem(0x20000, full_size);
ut_assertok(os_write_file("spi.bin", src, full_size));
ut_assertok(uclass_first_device_err(UCLASS_SPI_FLASH, &dev));
dst = map_sysmem(0x20000 + full_size, full_size);
ut_assertok(spi_flash_read_dm(dev, 0, size, dst));
ut_assertok(memcmp(src, dst, size));
/* Erase */
ut_assertok(spi_flash_erase_dm(dev, 0, size));
ut_assertok(spi_flash_read_dm(dev, 0, size, dst));
for (i = 0; i < size; i++)
ut_asserteq(dst[i], 0xff);
/* Write some new data */
for (i = 0; i < size; i++)
src[i] = i;
ut_assertok(spi_flash_write_dm(dev, 0, size, src));
ut_assertok(spi_flash_read_dm(dev, 0, size, dst));
ut_assertok(memcmp(src, dst, size));
/* Try the write-protect stuff */
ut_assertok(uclass_first_device_err(UCLASS_SPI_EMUL, &emul));
ut_asserteq(0, spl_flash_get_sw_write_prot(dev));
sandbox_sf_set_block_protect(emul, 1);
ut_asserteq(1, spl_flash_get_sw_write_prot(dev));
sandbox_sf_set_block_protect(emul, 0);
ut_asserteq(0, spl_flash_get_sw_write_prot(dev));
/*
* Since we are about to destroy all devices, we must tell sandbox
* to forget the emulation device
*/
sandbox_sf_unbind_emul(state_get_current(), 0, 0);
return 0;
}
DM_TEST(dm_test_spi_flash, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
/* Functional test that sandbox SPI flash works correctly */
static int dm_test_spi_flash_func(struct unit_test_state *uts)
{
/*
* Create an empty test file and run the SPI flash tests. This is a
* long way from being a unit test, but it does test SPI device and
* emulator binding, probing, the SPI flash emulator including
* device tree decoding, plus the file-based backing store of SPI.
*
* More targeted tests could be created to perform the above steps
* one at a time. This might not increase test coverage much, but
* it would make bugs easier to find. It's not clear whether the
* benefit is worth the extra complexity.
*/
ut_asserteq(0, run_command_list(
"host save hostfs - 0 spi.bin 200000;"
"sf probe;"
"sf test 0 10000", -1, 0));
/*
* Since we are about to destroy all devices, we must tell sandbox
* to forget the emulation device
*/
sandbox_sf_unbind_emul(state_get_current(), 0, 0);
return 0;
}
DM_TEST(dm_test_spi_flash_func, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);