コード例 #1
0
int setup_waveform_file(ulong waveform_buf)
{
	char *fs_argv[5];
	char addr[17];
	ulong file_len, mmc_dev;

	if (!check_mmc_autodetect())
		mmc_dev = getenv_ulong("mmcdev", 10, 0);
	else
		mmc_dev = mmc_get_env_devno();

	sprintf(addr, "%lx", waveform_buf);

	fs_argv[0] = "fatload";
	fs_argv[1] = "mmc";
	fs_argv[2] = simple_itoa(mmc_dev);
	fs_argv[3] = addr;
	fs_argv[4] = getenv("epdc_waveform");

	if (!fs_argv[4])
		fs_argv[4] = "epdc_splash.bin";

	if (do_fat_fsload(NULL, 0, 5, fs_argv)) {
		printf("MMC Device %lu not found\n", mmc_dev);
		return -1;
	}

	file_len = getenv_hex("filesize", 0);
	if (!file_len)
		return -1;

	flush_cache((ulong)addr, file_len);

	return 0;
}
コード例 #2
0
ファイル: mx6sxsabreauto.c プロジェクト: huhuikevin/fsluboot 
void board_late_mmc_init(void)
{
	char cmd[32];
	char mmcblk[32];
	u32 dev_no = mmc_get_env_devno();

	if (!check_mmc_autodetect())
		return;

	setenv_ulong("mmcdev", dev_no);

	/* Set mmcblk env */
	sprintf(mmcblk, "/dev/mmcblk%dp2 rootwait rw",
		mmc_map_to_kernel_blk(dev_no));
	setenv("mmcroot", mmcblk);

	sprintf(cmd, "mmc dev %d", dev_no);
	run_command(cmd, 0);
}