int spl_init(void)
{
int ret;
debug("spl_init()\n");
#if defined(CONFIG_SYS_MALLOC_F_LEN)
#ifdef CONFIG_MALLOC_F_ADDR
gd->malloc_base = CONFIG_MALLOC_F_ADDR;
#endif
gd->malloc_limit = CONFIG_SYS_MALLOC_F_LEN;
gd->malloc_ptr = 0;
#endif
if (CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)) {
ret = fdtdec_setup();
if (ret) {
debug("fdtdec_setup() returned error %d\n", ret);
return ret;
}
}
if (IS_ENABLED(CONFIG_SPL_DM)) {
/* With CONFIG_SPL_OF_PLATDATA, bring in all devices */
ret = dm_init_and_scan(!CONFIG_IS_ENABLED(OF_PLATDATA));
if (ret) {
debug("dm_init_and_scan() returned error %d\n", ret);
return ret;
}
}
gd->flags |= GD_FLG_SPL_INIT;
return 0;
}
static int spl_common_init(bool setup_malloc)
{
int ret;
debug("spl_early_init()\n");
#if defined(CONFIG_SYS_MALLOC_F_LEN)
if (setup_malloc) {
#ifdef CONFIG_MALLOC_F_ADDR
gd->malloc_base = CONFIG_MALLOC_F_ADDR;
#endif
gd->malloc_limit = CONFIG_SYS_MALLOC_F_LEN;
gd->malloc_ptr = 0;
}
#endif
if (CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)) {
ret = fdtdec_setup();
if (ret) {
debug("fdtdec_setup() returned error %d\n", ret);
return ret;
}
}
if (IS_ENABLED(CONFIG_SPL_DM)) {
/* With CONFIG_SPL_OF_PLATDATA, bring in all devices */
ret = dm_init_and_scan(!CONFIG_IS_ENABLED(OF_PLATDATA));
if (ret) {
debug("dm_init_and_scan() returned error %d\n", ret);
return ret;
}
}
return 0;
}
int dm_init_and_scan(bool pre_reloc_only)
{
int ret;
ret = dm_init();
if (ret) {
debug("dm_init() failed: %d\n", ret);
return ret;
}
ret = dm_scan_platdata(pre_reloc_only);
if (ret) {
debug("dm_scan_platdata() failed: %d\n", ret);
return ret;
}
if (CONFIG_IS_ENABLED(OF_CONTROL)) {
ret = dm_scan_fdt(gd->fdt_blob, pre_reloc_only);
if (ret) {
debug("dm_scan_fdt() failed: %d\n", ret);
return ret;
}
}
ret = dm_scan_other(pre_reloc_only);
if (ret)
return ret;
return 0;
}
int spl_init(void)
{
int ret;
debug("spl_init()\n");
#if defined(CONFIG_SYS_MALLOC_F_LEN)
gd->malloc_limit = CONFIG_SYS_MALLOC_F_LEN;
gd->malloc_ptr = 0;
#endif
if (CONFIG_IS_ENABLED(OF_CONTROL)) {
ret = fdtdec_setup();
if (ret) {
debug("fdtdec_setup() returned error %d\n", ret);
return ret;
}
}
if (IS_ENABLED(CONFIG_SPL_DM)) {
ret = dm_init_and_scan(true);
if (ret) {
debug("dm_init_and_scan() returned error %d\n", ret);
return ret;
}
}
gd->flags |= GD_FLG_SPL_INIT;
return 0;
}
int mv_sdh_init(unsigned long regbase, u32 max_clk, u32 min_clk, u32 quirks)
{
struct sdhci_host *host = NULL;
host = calloc(1, sizeof(*host));
if (!host) {
printf("sdh_host malloc fail!\n");
return -ENOMEM;
}
host->name = MVSDH_NAME;
host->ioaddr = (void *)regbase;
host->quirks = quirks;
host->max_clk = max_clk;
#ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS
memset(&mv_ops, 0, sizeof(struct sdhci_ops));
mv_ops.write_b = mv_sdhci_writeb;
host->ops = &mv_ops;
#endif
if (CONFIG_IS_ENABLED(ARCH_MVEBU)) {
/* Configure SDHCI MBUS mbus bridge windows */
sdhci_mvebu_mbus_config((void __iomem *)regbase);
}
return add_sdhci(host, 0, min_clk);
}
int arch_cpu_init_dm(void)
{
int ret;
ret = riscv_cpu_probe();
if (ret)
return ret;
/* Enable FPU */
if (supports_extension('d') || supports_extension('f')) {
csr_set(MODE_PREFIX(status), MSTATUS_FS);
csr_write(fcsr, 0);
}
if (CONFIG_IS_ENABLED(RISCV_MMODE)) {
/*
* Enable perf counters for cycle, time,
* and instret counters only
*/
csr_write(mcounteren, GENMASK(2, 0));
/* Disable paging */
if (supports_extension('s'))
csr_write(satp, 0);
}
return 0;
}
u32 spl_boot_device(void)
{
u32 boot_device = BOOT_DEVICE_MMC1;
if (CONFIG_IS_ENABLED(ROCKCHIP_BACK_TO_BROM))
return BOOT_DEVICE_BOOTROM;
return boot_device;
}
static int spl_common_init(bool setup_malloc)
{
int ret;
debug("spl_early_init()\n");
#if CONFIG_VAL(SYS_MALLOC_F_LEN)
if (setup_malloc) {
#ifdef CONFIG_MALLOC_F_ADDR
gd->malloc_base = CONFIG_MALLOC_F_ADDR;
#endif
gd->malloc_limit = CONFIG_VAL(SYS_MALLOC_F_LEN);
gd->malloc_ptr = 0;
}
#endif
ret = bootstage_init(true);
if (ret) {
debug("%s: Failed to set up bootstage: ret=%d\n", __func__,
ret);
return ret;
}
bootstage_mark_name(BOOTSTAGE_ID_START_SPL, "spl");
if (CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)) {
ret = fdtdec_setup();
if (ret) {
debug("fdtdec_setup() returned error %d\n", ret);
return ret;
}
}
if (CONFIG_IS_ENABLED(DM)) {
bootstage_start(BOOTSTATE_ID_ACCUM_DM_SPL, "dm_spl");
/* With CONFIG_SPL_OF_PLATDATA, bring in all devices */
ret = dm_init_and_scan(!CONFIG_IS_ENABLED(OF_PLATDATA));
bootstage_accum(BOOTSTATE_ID_ACCUM_DM_SPL);
if (ret) {
debug("dm_init_and_scan() returned error %d\n", ret);
return ret;
}
}
return 0;
}
/**
* bootm_find_images - wrapper to find and locate various images
* @flag: Ignored Argument
* @argc: command argument count
* @argv: command argument list
*
* boot_find_images() will attempt to load an available ramdisk,
* flattened device tree, as well as specifically marked
* "loadable" images (loadables are FIT only)
*
* Note: bootm_find_images will skip an image if it is not found
*
* @return:
* 0, if all existing images were loaded correctly
* 1, if an image is found but corrupted, or invalid
*/
int bootm_find_images(int flag, int argc, char * const argv[])
{
int ret;
/* find ramdisk */
ret = boot_get_ramdisk(argc, argv, &images, IH_INITRD_ARCH,
&images.rd_start, &images.rd_end);
if (ret) {
puts("Ramdisk image is corrupt or invalid\n");
return 1;
}
#if IMAGE_ENABLE_OF_LIBFDT
/* find flattened device tree */
ret = boot_get_fdt(flag, argc, argv, IH_ARCH_DEFAULT, &images,
&images.ft_addr, &images.ft_len);
if (ret) {
puts("Could not find a valid device tree\n");
return 1;
}
if (CONFIG_IS_ENABLED(CMD_FDT))
set_working_fdt_addr(map_to_sysmem(images.ft_addr));
#endif
#if IMAGE_ENABLE_FIT
#if defined(CONFIG_FPGA)
/* find bitstreams */
ret = boot_get_fpga(argc, argv, &images, IH_ARCH_DEFAULT,
NULL, NULL);
if (ret) {
printf("FPGA image is corrupted or invalid\n");
return 1;
}
#endif
/* find all of the loadables */
ret = boot_get_loadable(argc, argv, &images, IH_ARCH_DEFAULT,
NULL, NULL);
if (ret) {
printf("Loadable(s) is corrupt or invalid\n");
return 1;
}
#endif
return 0;
}
static int uncompress_blob(const void *src, ulong sz_src, void **dstp)
{
size_t sz_out = CONFIG_SPL_MULTI_DTB_FIT_UNCOMPRESS_SZ;
ulong sz_in = sz_src;
void *dst;
int rc;
if (CONFIG_IS_ENABLED(GZIP))
if (gzip_parse_header(src, sz_in) < 0)
return -1;
if (CONFIG_IS_ENABLED(LZO))
if (!lzop_is_valid_header(src))
return -EBADMSG;
if (CONFIG_IS_ENABLED(MULTI_DTB_FIT_DYN_ALLOC)) {
dst = malloc(sz_out);
if (!dst) {
puts("uncompress_blob: Unable to allocate memory\n");
return -ENOMEM;
}
} else {
# if CONFIG_IS_ENABLED(MULTI_DTB_FIT_USER_DEFINED_AREA)
dst = (void *)CONFIG_VAL(MULTI_DTB_FIT_USER_DEF_ADDR);
# else
return -ENOTSUPP;
# endif
}
if (CONFIG_IS_ENABLED(GZIP))
rc = gunzip(dst, sz_out, (u8 *)src, &sz_in);
else if (CONFIG_IS_ENABLED(LZO))
rc = lzop_decompress(src, sz_in, dst, &sz_out);
if (rc < 0) {
/* not a valid compressed blob */
puts("uncompress_blob: Unable to uncompress\n");
if (CONFIG_IS_ENABLED(MULTI_DTB_FIT_DYN_ALLOC))
free(dst);
return -EBADMSG;
}
*dstp = dst;
return 0;
}
static void serial_find_console_or_panic(void)
{
const void *blob = gd->fdt_blob;
struct udevice *dev;
int node;
if (CONFIG_IS_ENABLED(OF_CONTROL) && blob) {
/* Check for a chosen console */
node = fdtdec_get_chosen_node(blob, "stdout-path");
if (node < 0) {
const char *str, *p, *name;
/*
* Deal with things like
* stdout-path = "serial0:115200n8";
*
* We need to look up the alias and then follow it to
* the correct node.
*/
str = fdtdec_get_chosen_prop(blob, "stdout-path");
if (str) {
p = strchr(str, ':');
name = fdt_get_alias_namelen(blob, str,
p ? p - str : strlen(str));
if (name)
node = fdt_path_offset(blob, name);
}
}
if (node < 0)
node = fdt_path_offset(blob, "console");
if (!uclass_get_device_by_of_offset(UCLASS_SERIAL, node,
&dev)) {
gd->cur_serial_dev = dev;
return;
}
/*
* If the console is not marked to be bound before relocation,
* bind it anyway.
*/
if (node > 0 &&
!lists_bind_fdt(gd->dm_root, blob, node, &dev)) {
if (!device_probe(dev)) {
gd->cur_serial_dev = dev;
return;
}
}
}
if (!SPL_BUILD || !CONFIG_IS_ENABLED(OF_CONTROL) || !blob) {
/*
* Try to use CONFIG_CONS_INDEX if available (it is numbered
* from 1!).
*
* Failing that, get the device with sequence number 0, or in
* extremis just the first serial device we can find. But we
* insist on having a console (even if it is silent).
*/
#ifdef CONFIG_CONS_INDEX
#define INDEX (CONFIG_CONS_INDEX - 1)
#else
#define INDEX 0
#endif
if (!uclass_get_device_by_seq(UCLASS_SERIAL, INDEX, &dev) ||
!uclass_get_device(UCLASS_SERIAL, INDEX, &dev) ||
(!uclass_first_device(UCLASS_SERIAL, &dev) && dev)) {
gd->cur_serial_dev = dev;
return;
}
#undef INDEX
}
#ifdef CONFIG_REQUIRE_SERIAL_CONSOLE
panic_str("No serial driver found");
#endif
}
static int bootm_find_os(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
const void *os_hdr;
bool ep_found = false;
int ret;
/* get kernel image header, start address and length */
os_hdr = boot_get_kernel(cmdtp, flag, argc, argv,
&images, &images.os.image_start, &images.os.image_len);
if (images.os.image_len == 0) {
puts("ERROR: can't get kernel image!\n");
return 1;
}
/* get image parameters */
switch (genimg_get_format(os_hdr)) {
#if defined(CONFIG_IMAGE_FORMAT_LEGACY)
case IMAGE_FORMAT_LEGACY:
images.os.type = image_get_type(os_hdr);
images.os.comp = image_get_comp(os_hdr);
images.os.os = image_get_os(os_hdr);
images.os.end = image_get_image_end(os_hdr);
images.os.load = image_get_load(os_hdr);
images.os.arch = image_get_arch(os_hdr);
break;
#endif
#if IMAGE_ENABLE_FIT
case IMAGE_FORMAT_FIT:
if (fit_image_get_type(images.fit_hdr_os,
images.fit_noffset_os,
&images.os.type)) {
puts("Can't get image type!\n");
bootstage_error(BOOTSTAGE_ID_FIT_TYPE);
return 1;
}
if (fit_image_get_comp(images.fit_hdr_os,
images.fit_noffset_os,
&images.os.comp)) {
puts("Can't get image compression!\n");
bootstage_error(BOOTSTAGE_ID_FIT_COMPRESSION);
return 1;
}
if (fit_image_get_os(images.fit_hdr_os, images.fit_noffset_os,
&images.os.os)) {
puts("Can't get image OS!\n");
bootstage_error(BOOTSTAGE_ID_FIT_OS);
return 1;
}
if (fit_image_get_arch(images.fit_hdr_os,
images.fit_noffset_os,
&images.os.arch)) {
puts("Can't get image ARCH!\n");
return 1;
}
images.os.end = fit_get_end(images.fit_hdr_os);
if (fit_image_get_load(images.fit_hdr_os, images.fit_noffset_os,
&images.os.load)) {
puts("Can't get image load address!\n");
bootstage_error(BOOTSTAGE_ID_FIT_LOADADDR);
return 1;
}
break;
#endif
#ifdef CONFIG_ANDROID_BOOT_IMAGE
case IMAGE_FORMAT_ANDROID:
images.os.type = IH_TYPE_KERNEL;
images.os.comp = IH_COMP_NONE;
images.os.os = IH_OS_LINUX;
images.os.end = android_image_get_end(os_hdr);
images.os.load = android_image_get_kload(os_hdr);
images.ep = images.os.load;
ep_found = true;
break;
#endif
default:
puts("ERROR: unknown image format type!\n");
return 1;
}
/* If we have a valid setup.bin, we will use that for entry (x86) */
if (images.os.arch == IH_ARCH_I386 ||
images.os.arch == IH_ARCH_X86_64) {
ulong len;
ret = boot_get_setup(&images, IH_ARCH_I386, &images.ep, &len);
if (ret < 0 && ret != -ENOENT) {
puts("Could not find a valid setup.bin for x86\n");
return 1;
}
/* Kernel entry point is the setup.bin */
} else if (images.legacy_hdr_valid) {
images.ep = image_get_ep(&images.legacy_hdr_os_copy);
#if IMAGE_ENABLE_FIT
} else if (images.fit_uname_os) {
int ret;
ret = fit_image_get_entry(images.fit_hdr_os,
images.fit_noffset_os, &images.ep);
if (ret) {
puts("Can't get entry point property!\n");
return 1;
}
#endif
} else if (!ep_found) {
puts("Could not find kernel entry point!\n");
return 1;
}
if (images.os.type == IH_TYPE_KERNEL_NOLOAD) {
if (CONFIG_IS_ENABLED(CMD_BOOTI) &&
images.os.arch == IH_ARCH_ARM64) {
ulong image_addr;
ulong image_size;
ret = booti_setup(images.os.image_start, &image_addr,
&image_size, true);
if (ret != 0)
return 1;
images.os.type = IH_TYPE_KERNEL;
images.os.load = image_addr;
images.ep = image_addr;
} else {
images.os.load = images.os.image_start;
images.ep += images.os.image_start;
}
}
images.os.start = map_to_sysmem(os_hdr);
return 0;
}
static void serial_find_console_or_panic(void)
{
const void *blob = gd->fdt_blob;
struct udevice *dev;
#ifdef CONFIG_SERIAL_SEARCH_ALL
int ret;
#endif
if (CONFIG_IS_ENABLED(OF_PLATDATA)) {
uclass_first_device(UCLASS_SERIAL, &dev);
if (dev) {
gd->cur_serial_dev = dev;
return;
}
} else if (CONFIG_IS_ENABLED(OF_CONTROL) && blob) {
/* Live tree has support for stdout */
if (of_live_active()) {
struct device_node *np = of_get_stdout();
if (np && !uclass_get_device_by_ofnode(UCLASS_SERIAL,
np_to_ofnode(np), &dev)) {
gd->cur_serial_dev = dev;
return;
}
} else {
if (!serial_check_stdout(blob, &dev)) {
gd->cur_serial_dev = dev;
return;
}
}
}
if (!SPL_BUILD || !CONFIG_IS_ENABLED(OF_CONTROL) || !blob) {
/*
* Try to use CONFIG_CONS_INDEX if available (it is numbered
* from 1!).
*
* Failing that, get the device with sequence number 0, or in
* extremis just the first working serial device we can find.
* But we insist on having a console (even if it is silent).
*/
#ifdef CONFIG_CONS_INDEX
#define INDEX (CONFIG_CONS_INDEX - 1)
#else
#define INDEX 0
#endif
#ifdef CONFIG_SERIAL_SEARCH_ALL
if (!uclass_get_device_by_seq(UCLASS_SERIAL, INDEX, &dev) ||
!uclass_get_device(UCLASS_SERIAL, INDEX, &dev)) {
if (dev->flags & DM_FLAG_ACTIVATED) {
gd->cur_serial_dev = dev;
return;
}
}
/* Search for any working device */
for (ret = uclass_first_device_check(UCLASS_SERIAL, &dev);
dev;
ret = uclass_next_device_check(&dev)) {
if (!ret) {
/* Device did succeed probing */
gd->cur_serial_dev = dev;
return;
}
}
#else
if (!uclass_get_device_by_seq(UCLASS_SERIAL, INDEX, &dev) ||
!uclass_get_device(UCLASS_SERIAL, INDEX, &dev) ||
(!uclass_first_device(UCLASS_SERIAL, &dev) && dev)) {
gd->cur_serial_dev = dev;
return;
}
#endif
#undef INDEX
}
#ifdef CONFIG_REQUIRE_SERIAL_CONSOLE
panic_str("No serial driver found");
#endif
}