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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * (C) Copyright 2000-2009
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- */
- #include <common.h>
- #include <bootm.h>
- #include <command.h>
- #include <image.h>
- #include <irq_func.h>
- #include <lmb.h>
- #include <mapmem.h>
- #include <linux/kernel.h>
- #include <linux/sizes.h>
- /*
- * Image booting support
- */
- static int booti_start(cmd_tbl_t *cmdtp, int flag, int argc,
- char * const argv[], bootm_headers_t *images)
- {
- int ret;
- ulong ld;
- ulong relocated_addr;
- ulong image_size;
- ret = do_bootm_states(cmdtp, flag, argc, argv, BOOTM_STATE_START,
- images, 1);
- /* Setup Linux kernel Image entry point */
- if (!argc) {
- ld = load_addr;
- debug("* kernel: default image load address = 0x%08lx\n",
- load_addr);
- } else {
- ld = simple_strtoul(argv[0], NULL, 16);
- debug("* kernel: cmdline image address = 0x%08lx\n", ld);
- }
- ret = booti_setup(ld, &relocated_addr, &image_size, false);
- if (ret != 0)
- return 1;
- /* Handle BOOTM_STATE_LOADOS */
- if (relocated_addr != ld) {
- debug("Moving Image from 0x%lx to 0x%lx\n", ld, relocated_addr);
- memmove((void *)relocated_addr, (void *)ld, image_size);
- }
- images->ep = relocated_addr;
- images->os.start = relocated_addr;
- images->os.end = relocated_addr + image_size;
- lmb_reserve(&images->lmb, images->ep, le32_to_cpu(image_size));
- /*
- * Handle the BOOTM_STATE_FINDOTHER state ourselves as we do not
- * have a header that provide this informaiton.
- */
- if (bootm_find_images(flag, argc, argv))
- return 1;
- return 0;
- }
- int do_booti(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
- {
- int ret;
- /* Consume 'booti' */
- argc--; argv++;
- if (booti_start(cmdtp, flag, argc, argv, &images))
- return 1;
- /*
- * We are doing the BOOTM_STATE_LOADOS state ourselves, so must
- * disable interrupts ourselves
- */
- bootm_disable_interrupts();
- images.os.os = IH_OS_LINUX;
- #ifdef CONFIG_RISCV_SMODE
- images.os.arch = IH_ARCH_RISCV;
- #elif CONFIG_ARM64
- images.os.arch = IH_ARCH_ARM64;
- #endif
- ret = do_bootm_states(cmdtp, flag, argc, argv,
- #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
- BOOTM_STATE_RAMDISK |
- #endif
- BOOTM_STATE_OS_PREP | BOOTM_STATE_OS_FAKE_GO |
- BOOTM_STATE_OS_GO,
- &images, 1);
- return ret;
- }
- /*******************************************************************/
- /* sboot - boot security image */
- /*******************************************************************/
- #ifdef CONFIG_TARGET_LIGHT_C910
- #if CONFIG_IS_ENABLED(LIGHT_SEC_UPGRADE)
- extern int light_vimage(int argc, char *const argv[]);
- int do_vimage(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
- {
- if (light_vimage(argc, argv) != 0)
- return 1;
- return 0;
- }
- U_BOOT_CMD(
- vimage, CONFIG_SYS_MAXARGS, 1, do_vimage,
- "verify image file with known pubkey which reside in father image or itself!",
- "vimage addr imgname[[tee/tf] - verify specifed image resides in addr\n"
- );
- #endif
- #if CONFIG_IS_ENABLED(LIGHT_SEC_BOOT_WITH_VERIFY_VAL_A) || CONFIG_IS_ENABLED(LIGHT_SEC_BOOT_WITH_VERIFY_VAL_B) || CONFIG_IS_ENABLED(LIGHT_SEC_BOOT_WITH_VERIFY_ANT_REF)
- extern int light_secboot(int argc, char * const argv[]);
- int do_secboot(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
- {
- if (light_secboot(argc, argv) != 0) {
- run_command("reset", 0);
- return -1;
- }
- return 0;
- }
- U_BOOT_CMD(
- secboot, CONFIG_SYS_MAXARGS, 1, do_secboot,
- "verify image file with known pubkey which reside in father image or itself!",
- "vimage addr imgname[[tee/tf] - verify specifed image resides in addr\n"
- );
- #endif
- #endif
- #ifdef CONFIG_SYS_LONGHELP
- static char booti_help_text[] =
- "[addr [initrd[:size]] [fdt]]\n"
- " - boot Linux 'Image' stored at 'addr'\n"
- "\tThe argument 'initrd' is optional and specifies the address\n"
- "\tof an initrd in memory. The optional parameter ':size' allows\n"
- "\tspecifying the size of a RAW initrd.\n"
- #if defined(CONFIG_OF_LIBFDT)
- "\tSince booting a Linux kernel requires a flat device-tree, a\n"
- "\tthird argument providing the address of the device-tree blob\n"
- "\tis required. To boot a kernel with a device-tree blob but\n"
- "\twithout an initrd image, use a '-' for the initrd argument.\n"
- #endif
- "";
- #endif
- U_BOOT_CMD(
- booti, CONFIG_SYS_MAXARGS, 1, do_booti,
- "boot Linux kernel 'Image' format from memory", booti_help_text
- );
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