static int fb_of_reserve_fixup(struct device_node *root, void *context)
{
struct fb_info *info = context;
if (!info->enabled)
return 0;
of_add_reserve_entry((unsigned long)info->screen_base,
(unsigned long)info->screen_base + info->screen_size);
return 0;
}
static int __do_bootm_linux(struct image_data *data, int swap)
{
unsigned long kernel;
unsigned long initrd_start = 0, initrd_size = 0, initrd_end = 0;
struct memory_bank *bank;
unsigned long load_address;
if (data->os_res) {
load_address = data->os_res->start;
} else if (data->os_address != UIMAGE_INVALID_ADDRESS) {
load_address = data->os_address;
} else {
bank = list_first_entry(&memory_banks,
struct memory_bank, list);
load_address = bank->start + SZ_32K;
if (bootm_verbose(data))
printf("no os load address, defaulting to 0x%08lx\n",
load_address);
}
if (!data->os_res && data->os) {
data->os_res = uimage_load_to_sdram(data->os,
data->os_num, load_address);
if (!data->os_res)
return -ENOMEM;
}
if (!data->os_res) {
data->os_res = file_to_sdram(data->os_file, load_address);
if (!data->os_res)
return -ENOMEM;
}
kernel = data->os_res->start + data->os_entry;
initrd_start = data->initrd_address;
if (data->initrd_file && initrd_start == UIMAGE_INVALID_ADDRESS) {
initrd_start = data->os_res->start + SZ_8M;
if (bootm_verbose(data)) {
printf("no initrd load address, defaulting to 0x%08lx\n",
initrd_start);
}
}
if (data->initrd) {
data->initrd_res = uimage_load_to_sdram(data->initrd,
data->initrd_num, initrd_start);
if (!data->initrd_res)
return -ENOMEM;
} else if (data->initrd_file) {
data->initrd_res = file_to_sdram(data->initrd_file, initrd_start);
if (!data->initrd_res)
return -ENOMEM;
}
if (data->initrd_res) {
initrd_start = data->initrd_res->start;
initrd_end = data->initrd_res->end;
initrd_size = resource_size(data->initrd_res);
}
if (IS_ENABLED(CONFIG_OFTREE) && data->of_root_node) {
of_add_initrd(data->of_root_node, initrd_start, initrd_end);
if (initrd_end)
of_add_reserve_entry(initrd_start, initrd_end);
data->oftree = of_get_fixed_tree(data->of_root_node);
fdt_add_reserve_map(data->oftree);
of_print_cmdline(data->of_root_node);
if (bootm_verbose(data) > 1)
of_print_nodes(data->of_root_node, 0);
}
if (bootm_verbose(data)) {
printf("\nStarting kernel at 0x%08lx", kernel);
if (initrd_size)
printf(", initrd at 0x%08lx", initrd_start);
if (data->oftree)
printf(", oftree at 0x%p", data->oftree);
printf("...\n");
}
start_linux((void *)kernel, swap, initrd_start, initrd_size, data->oftree);
reset_cpu(0);
return -ERESTARTSYS;
}
