Linux_SDK_V0.9.5Linux_SDK_V0.9.5

1 files changed, 160 insertions, 0 deletions

diff --git a/cmd/booti.c b/cmd/booti.c
new file mode 100644
index 00000000..e770c21e
--- /dev/null
+++ b/cmd/booti.c
@@ -0,0 +1,160 @@
+// 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_EVT)
+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)
+		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
+);