+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2011
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <config.h>
+#include <fdt_support.h>
+#include <image.h>
+#include <log.h>
#include <spl.h>
#include <asm/io.h>
#include <nand.h>
+#include <linux/libfdt_env.h>
+#include <fdt.h>
-void spl_nand_load_image(void)
+uint32_t __weak spl_nand_get_uboot_raw_page(void)
{
+ return CONFIG_SYS_NAND_U_BOOT_OFFS;
+}
+
+#if defined(CONFIG_SPL_NAND_RAW_ONLY)
+static int spl_nand_load_image(struct spl_image_info *spl_image,
+ struct spl_boot_device *bootdev)
+{
+ nand_init();
+
+ printf("Loading U-Boot from 0x%08x (size 0x%08x) to 0x%08x\n",
+ CONFIG_SYS_NAND_U_BOOT_OFFS, CONFIG_SYS_NAND_U_BOOT_SIZE,
+ CONFIG_SYS_NAND_U_BOOT_DST);
+
+ nand_spl_load_image(spl_nand_get_uboot_raw_page(),
+ CONFIG_SYS_NAND_U_BOOT_SIZE,
+ (void *)CONFIG_SYS_NAND_U_BOOT_DST);
+ spl_set_header_raw_uboot(spl_image);
+ nand_deselect();
+
+ return 0;
+}
+#else
+
+static ulong spl_nand_fit_read(struct spl_load_info *load, ulong offs,
+ ulong size, void *dst)
+{
+ int err;
+#ifdef CONFIG_SYS_NAND_BLOCK_SIZE
+ ulong sector;
+
+ sector = *(int *)load->priv;
+ offs = sector + nand_spl_adjust_offset(sector, offs - sector);
+#else
+ offs *= load->bl_len;
+ size *= load->bl_len;
+#endif
+ err = nand_spl_load_image(offs, size, dst);
+ if (err)
+ return 0;
+
+ return size / load->bl_len;
+}
+
+struct mtd_info * __weak nand_get_mtd(void)
+{
+ return NULL;
+}
+
+static int spl_nand_load_element(struct spl_image_info *spl_image,
+ int offset, struct image_header *header)
+{
+ struct mtd_info *mtd = nand_get_mtd();
+ int bl_len = mtd ? mtd->writesize : 1;
+ int err;
+
+ err = nand_spl_load_image(offset, sizeof(*header), (void *)header);
+ if (err)
+ return err;
+
+ if (IS_ENABLED(CONFIG_SPL_LOAD_FIT) &&
+ image_get_magic(header) == FDT_MAGIC) {
+ struct spl_load_info load;
+
+ debug("Found FIT\n");
+ load.dev = NULL;
+ load.priv = &offset;
+ load.filename = NULL;
+ load.bl_len = bl_len;
+ load.read = spl_nand_fit_read;
+ return spl_load_simple_fit(spl_image, &load, offset / bl_len, header);
+ } else if (IS_ENABLED(CONFIG_SPL_LOAD_IMX_CONTAINER)) {
+ struct spl_load_info load;
+
+ load.dev = NULL;
+ load.priv = NULL;
+ load.filename = NULL;
+ load.bl_len = bl_len;
+ load.read = spl_nand_fit_read;
+ return spl_load_imx_container(spl_image, &load, offset / bl_len);
+ } else {
+ err = spl_parse_image_header(spl_image, header);
+ if (err)
+ return err;
+ return nand_spl_load_image(offset, spl_image->size,
+ (void *)(ulong)spl_image->load_addr);
+ }
+}
+
+static int spl_nand_load_image(struct spl_image_info *spl_image,
+ struct spl_boot_device *bootdev)
+{
+ int err;
struct image_header *header;
int *src __attribute__((unused));
int *dst __attribute__((unused));
+#ifdef CONFIG_SPL_NAND_SOFTECC
+ debug("spl: nand - using sw ecc\n");
+#else
debug("spl: nand - using hw ecc\n");
+#endif
nand_init();
- /*use CONFIG_SYS_TEXT_BASE as temporary storage area */
- header = (struct image_header *)(CONFIG_SYS_TEXT_BASE);
+ header = spl_get_load_buffer(0, sizeof(*header));
+
#ifdef CONFIG_SPL_OS_BOOT
if (!spl_start_uboot()) {
/*
/* load linux */
nand_spl_load_image(CONFIG_SYS_NAND_SPL_KERNEL_OFFS,
- CONFIG_SYS_NAND_PAGE_SIZE, (void *)header);
- spl_parse_image_header(header);
+ sizeof(*header), (void *)header);
+ err = spl_parse_image_header(spl_image, header);
+ if (err)
+ return err;
if (header->ih_os == IH_OS_LINUX) {
/* happy - was a linux */
- nand_spl_load_image(CONFIG_SYS_NAND_SPL_KERNEL_OFFS,
- spl_image.size, (void *)spl_image.load_addr);
+ err = nand_spl_load_image(
+ CONFIG_SYS_NAND_SPL_KERNEL_OFFS,
+ spl_image->size,
+ (void *)spl_image->load_addr);
nand_deselect();
- return;
+ return err;
} else {
puts("The Expected Linux image was not "
"found. Please check your NAND "
}
#endif
#ifdef CONFIG_NAND_ENV_DST
- nand_spl_load_image(CONFIG_ENV_OFFSET,
- CONFIG_SYS_NAND_PAGE_SIZE, (void *)header);
- spl_parse_image_header(header);
- nand_spl_load_image(CONFIG_ENV_OFFSET, spl_image.size,
- (void *)spl_image.load_addr);
+ spl_nand_load_element(spl_image, CONFIG_ENV_OFFSET, header);
#ifdef CONFIG_ENV_OFFSET_REDUND
- nand_spl_load_image(CONFIG_ENV_OFFSET_REDUND,
- CONFIG_SYS_NAND_PAGE_SIZE, (void *)header);
- spl_parse_image_header(header);
- nand_spl_load_image(CONFIG_ENV_OFFSET_REDUND, spl_image.size,
- (void *)spl_image.load_addr);
+ spl_nand_load_element(spl_image, CONFIG_ENV_OFFSET_REDUND, header);
#endif
#endif
/* Load u-boot */
- nand_spl_load_image(CONFIG_SYS_NAND_U_BOOT_OFFS,
- sizeof(*header), (void *)header);
- spl_parse_image_header(header);
- nand_spl_load_image(CONFIG_SYS_NAND_U_BOOT_OFFS,
- spl_image.size, (void *)spl_image.load_addr);
+ err = spl_nand_load_element(spl_image, spl_nand_get_uboot_raw_page(),
+ header);
+#ifdef CONFIG_SYS_NAND_U_BOOT_OFFS_REDUND
+#if CONFIG_SYS_NAND_U_BOOT_OFFS != CONFIG_SYS_NAND_U_BOOT_OFFS_REDUND
+ if (err)
+ err = spl_nand_load_element(spl_image,
+ CONFIG_SYS_NAND_U_BOOT_OFFS_REDUND,
+ header);
+#endif
+#endif
nand_deselect();
+ return err;
}
+#endif
+/* Use priorty 1 so that Ubi can override this */
+SPL_LOAD_IMAGE_METHOD("NAND", 1, BOOT_DEVICE_NAND, spl_nand_load_image);
projects / J-u-boot.git / blobdiff