2018-05-06 21:58:06 +00:00
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// SPDX-License-Identifier: GPL-2.0+
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2012-08-27 10:50:59 +00:00
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/*
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* Copyright (C) 2012 Stefan Roese <sr@denx.de>
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*/
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#include <common.h>
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2020-05-10 17:40:01 +00:00
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#include <image.h>
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2020-05-10 17:40:05 +00:00
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#include <log.h>
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2012-08-27 10:50:59 +00:00
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#include <spl.h>
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2018-06-26 17:10:03 +00:00
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static ulong spl_nor_load_read(struct spl_load_info *load, ulong sector,
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ulong count, void *buf)
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{
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debug("%s: sector %lx, count %lx, buf %p\n",
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__func__, sector, count, buf);
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memcpy(buf, (void *)sector, count);
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return count;
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}
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2019-09-23 02:18:42 +00:00
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unsigned long __weak spl_nor_get_uboot_base(void)
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{
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2022-11-16 18:10:41 +00:00
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return CFG_SYS_UBOOT_BASE;
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2019-09-23 02:18:42 +00:00
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}
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2016-09-25 00:20:13 +00:00
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static int spl_nor_load_image(struct spl_image_info *spl_image,
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struct spl_boot_device *bootdev)
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2012-08-27 10:50:59 +00:00
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{
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2022-09-07 02:26:52 +00:00
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__maybe_unused const struct legacy_img_hdr *header;
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2018-06-26 17:10:03 +00:00
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__maybe_unused struct spl_load_info load;
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2012-08-27 10:50:59 +00:00
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/*
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* Loading of the payload to SDRAM is done with skipping of
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* the mkimage header in this SPL NOR driver
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*/
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2016-09-25 00:20:13 +00:00
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spl_image->flags |= SPL_COPY_PAYLOAD_ONLY;
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2012-08-27 10:50:59 +00:00
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2021-10-31 03:03:48 +00:00
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#if CONFIG_IS_ENABLED(OS_BOOT)
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2015-01-08 10:23:35 +00:00
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if (!spl_start_uboot()) {
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2012-08-27 10:50:59 +00:00
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/*
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* Load Linux from its location in NOR flash to its defined
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* location in SDRAM
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*/
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2022-09-07 02:26:52 +00:00
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header = (const struct legacy_img_hdr *)CONFIG_SYS_OS_BASE;
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2018-06-26 17:10:03 +00:00
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#ifdef CONFIG_SPL_LOAD_FIT
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if (image_get_magic(header) == FDT_MAGIC) {
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2020-04-21 07:28:44 +00:00
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int ret;
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2018-06-26 17:10:03 +00:00
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debug("Found FIT\n");
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load.bl_len = 1;
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load.read = spl_nor_load_read;
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2012-08-27 10:50:59 +00:00
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2018-06-26 17:10:03 +00:00
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ret = spl_load_simple_fit(spl_image, &load,
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CONFIG_SYS_OS_BASE,
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(void *)header);
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2023-09-26 14:14:17 +00:00
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#if defined CONFIG_SPL_PAYLOAD_ARGS_ADDR && defined CONFIG_CMD_SPL_NOR_OFS
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memcpy((void *)CONFIG_SPL_PAYLOAD_ARGS_ADDR,
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2019-10-15 08:28:45 +00:00
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(void *)CONFIG_CMD_SPL_NOR_OFS,
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CONFIG_CMD_SPL_WRITE_SIZE);
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#endif
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2018-06-26 17:10:03 +00:00
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return ret;
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}
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#endif
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2015-01-08 10:23:35 +00:00
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if (image_get_os(header) == IH_OS_LINUX) {
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/* happy - was a Linux */
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2020-04-21 07:28:44 +00:00
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int ret;
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2012-08-27 10:50:59 +00:00
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2022-01-14 13:31:38 +00:00
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ret = spl_parse_image_header(spl_image, bootdev, header);
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2016-04-28 22:44:54 +00:00
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if (ret)
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return ret;
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2015-01-08 10:23:35 +00:00
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2016-09-25 00:20:13 +00:00
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memcpy((void *)spl_image->load_addr,
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2015-01-08 10:23:35 +00:00
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(void *)(CONFIG_SYS_OS_BASE +
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2022-09-07 02:26:52 +00:00
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sizeof(struct legacy_img_hdr)),
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2016-09-25 00:20:13 +00:00
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spl_image->size);
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2023-09-26 14:14:17 +00:00
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#ifdef CONFIG_SPL_PAYLOAD_ARGS_ADDR
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spl_image->arg = (void *)CONFIG_SPL_PAYLOAD_ARGS_ADDR;
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2018-06-26 17:10:04 +00:00
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#endif
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2015-01-08 10:23:35 +00:00
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2015-11-08 15:11:49 +00:00
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return 0;
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2015-01-08 10:23:35 +00:00
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} else {
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puts("The Expected Linux image was not found.\n"
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"Please check your NOR configuration.\n"
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"Trying to start u-boot now...\n");
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}
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2012-08-27 10:50:59 +00:00
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}
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2015-01-08 10:23:35 +00:00
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#endif
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/*
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* Load real U-Boot from its location in NOR flash to its
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* defined location in SDRAM
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*/
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2018-06-26 17:10:03 +00:00
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#ifdef CONFIG_SPL_LOAD_FIT
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2022-09-07 02:26:52 +00:00
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header = (const struct legacy_img_hdr *)spl_nor_get_uboot_base();
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2018-06-26 17:10:03 +00:00
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if (image_get_magic(header) == FDT_MAGIC) {
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debug("Found FIT format U-Boot\n");
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load.bl_len = 1;
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load.read = spl_nor_load_read;
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2020-04-21 07:28:44 +00:00
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return spl_load_simple_fit(spl_image, &load,
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spl_nor_get_uboot_base(),
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(void *)header);
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2018-06-26 17:10:03 +00:00
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}
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#endif
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2019-09-23 02:18:48 +00:00
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if (IS_ENABLED(CONFIG_SPL_LOAD_IMX_CONTAINER)) {
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load.bl_len = 1;
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load.read = spl_nor_load_read;
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return spl_load_imx_container(spl_image, &load,
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spl_nor_get_uboot_base());
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}
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2020-04-21 07:28:43 +00:00
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/* Legacy image handling */
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2022-05-04 20:52:25 +00:00
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if (IS_ENABLED(CONFIG_SPL_LEGACY_IMAGE_FORMAT)) {
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2022-09-29 10:11:28 +00:00
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struct legacy_img_hdr hdr;
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2020-04-21 07:28:43 +00:00
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load.bl_len = 1;
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load.read = spl_nor_load_read;
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2022-09-29 10:11:28 +00:00
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spl_nor_load_read(&load, spl_nor_get_uboot_base(), sizeof(hdr), &hdr);
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2022-01-14 13:31:38 +00:00
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return spl_load_legacy_img(spl_image, bootdev, &load,
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2022-09-29 10:11:28 +00:00
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spl_nor_get_uboot_base(),
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&hdr);
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2020-04-21 07:28:43 +00:00
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}
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2015-11-08 15:11:49 +00:00
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2023-01-30 09:21:43 +00:00
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return -EINVAL;
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2012-08-27 10:50:59 +00:00
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}
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2016-11-30 22:30:50 +00:00
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SPL_LOAD_IMAGE_METHOD("NOR", 0, BOOT_DEVICE_NOR, spl_nor_load_image);
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