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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) 2022, Linaro Limited
* Copyright (c) 2022, Heinrich Schuchardt <xypron.glpk@gmx.de>
*/
#include <blk.h>
#include <dm.h>
#include <fwu.h>
#include <fwu_mdata.h>
#include <log.h>
#include <malloc.h>
#include <memalign.h>
#include <part.h>
#include <dm/test.h>
#include <test/ut.h>
#include "fwu_mdata_disk_image.h"
/* Block size of compressed disk image */
#define COMPRESSED_DISK_IMAGE_BLOCK_SIZE 8
static struct udevice *mmc_dev;
static struct blk_desc *dev_desc;
/* One 8 byte block of the compressed disk image */
struct line {
size_t addr;
char *line;
};
/* Compressed disk image */
struct compressed_disk_image {
size_t length;
struct line lines[];
};
static const struct compressed_disk_image img = FWU_MDATA_DISK_IMG;
/* Decompressed disk image */
static u8 *image;
static int setup_blk_device(struct unit_test_state *uts)
{
ut_assertok(uclass_get_device(UCLASS_MMC, 0, &mmc_dev));
ut_assertok(blk_get_device_by_str("mmc", "0", &dev_desc));
return 0;
}
static int populate_mmc_disk_image(struct unit_test_state *uts)
{
u8 *buf;
size_t i;
size_t addr;
size_t len;
buf = malloc(img.length);
if (!buf)
return -ENOMEM;
memset(buf, 0, img.length);
for (i = 0; ; i++) {
if (!img.lines[i].line)
break;
addr = img.lines[i].addr;
len = COMPRESSED_DISK_IMAGE_BLOCK_SIZE;
if (addr + len > img.length)
len = img.length - addr;
memcpy(buf + addr, img.lines[i].line, len);
}
image = buf;
return 0;
}
static int write_mmc_blk_device(struct unit_test_state *uts)
{
lbaint_t blkcnt;
blkcnt = BLOCK_CNT(img.length, dev_desc);
ut_asserteq(blkcnt, blk_dwrite(dev_desc, 0, blkcnt, image));
return 0;
}
static int dm_test_fwu_mdata_read(struct unit_test_state *uts)
{
struct udevice *dev;
struct fwu_mdata mdata = { 0 };
/*
* Trigger lib/fwu_updates/fwu.c fwu_boottime_checks()
* to populate g_dev global pointer in that library.
*/
event_notify_null(EVT_MAIN_LOOP);
ut_assertok(uclass_first_device_err(UCLASS_FWU_MDATA, &dev));
ut_assertok(setup_blk_device(uts));
ut_assertok(populate_mmc_disk_image(uts));
ut_assertok(write_mmc_blk_device(uts));
ut_assertok(fwu_get_mdata(&mdata));
ut_asserteq(mdata.version, 0x1);
return 0;
}
DM_TEST(dm_test_fwu_mdata_read, UT_TESTF_SCAN_FDT);
static int dm_test_fwu_mdata_write(struct unit_test_state *uts)
{
u32 active_idx;
struct udevice *dev;
struct fwu_mdata mdata = { 0 };
/*
* Trigger lib/fwu_updates/fwu.c fwu_boottime_checks()
* to populate g_dev global pointer in that library.
*/
event_notify_null(EVT_MAIN_LOOP);
ut_assertok(setup_blk_device(uts));
ut_assertok(populate_mmc_disk_image(uts));
ut_assertok(write_mmc_blk_device(uts));
ut_assertok(uclass_first_device_err(UCLASS_FWU_MDATA, &dev));
ut_assertok(fwu_get_mdata(&mdata));
active_idx = (mdata.active_index + 1) % CONFIG_FWU_NUM_BANKS;
ut_assertok(fwu_set_active_index(active_idx));
ut_assertok(fwu_get_mdata(&mdata));
ut_asserteq(mdata.active_index, active_idx);
return 0;
}
DM_TEST(dm_test_fwu_mdata_write, UT_TESTF_SCAN_FDT);
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