+++ /dev/null
-/*
- * (C) Copyright 2000-2009
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <bootm.h>
-#include <fdt_support.h>
-#include <linux/libfdt.h>
-#include <malloc.h>
-#include <vxworks.h>
-#include <tee/optee.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-static int do_bootm_standalone(int flag, int argc, char * const argv[],
- bootm_headers_t *images)
-{
- char *s;
- int (*appl)(int, char *const[]);
-
- /* Don't start if "autostart" is set to "no" */
- s = env_get("autostart");
- if ((s != NULL) && !strcmp(s, "no")) {
- env_set_hex("filesize", images->os.image_len);
- return 0;
- }
- appl = (int (*)(int, char * const []))images->ep;
- appl(argc, argv);
- return 0;
-}
-
-/*******************************************************************/
-/* OS booting routines */
-/*******************************************************************/
-
-#if defined(CONFIG_BOOTM_NETBSD) || defined(CONFIG_BOOTM_PLAN9)
-static void copy_args(char *dest, int argc, char * const argv[], char delim)
-{
- int i;
-
- for (i = 0; i < argc; i++) {
- if (i > 0)
- *dest++ = delim;
- strcpy(dest, argv[i]);
- dest += strlen(argv[i]);
- }
-}
-#endif
-
-#ifdef CONFIG_BOOTM_NETBSD
-static int do_bootm_netbsd(int flag, int argc, char * const argv[],
- bootm_headers_t *images)
-{
- void (*loader)(bd_t *, image_header_t *, char *, char *);
- image_header_t *os_hdr, *hdr;
- ulong kernel_data, kernel_len;
- char *cmdline;
-
- if (flag != BOOTM_STATE_OS_GO)
- return 0;
-
-#if defined(CONFIG_FIT)
- if (!images->legacy_hdr_valid) {
- fit_unsupported_reset("NetBSD");
- return 1;
- }
-#endif
- hdr = images->legacy_hdr_os;
-
- /*
- * Booting a (NetBSD) kernel image
- *
- * This process is pretty similar to a standalone application:
- * The (first part of an multi-) image must be a stage-2 loader,
- * which in turn is responsible for loading & invoking the actual
- * kernel. The only differences are the parameters being passed:
- * besides the board info strucure, the loader expects a command
- * line, the name of the console device, and (optionally) the
- * address of the original image header.
- */
- os_hdr = NULL;
- if (image_check_type(&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) {
- image_multi_getimg(hdr, 1, &kernel_data, &kernel_len);
- if (kernel_len)
- os_hdr = hdr;
- }
-
- if (argc > 0) {
- ulong len;
- int i;
-
- for (i = 0, len = 0; i < argc; i += 1)
- len += strlen(argv[i]) + 1;
- cmdline = malloc(len);
- copy_args(cmdline, argc, argv, ' ');
- } else {
- cmdline = env_get("bootargs");
- if (cmdline == NULL)
- cmdline = "";
- }
-
- loader = (void (*)(bd_t *, image_header_t *, char *, char *))images->ep;
-
- printf("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n",
- (ulong)loader);
-
- bootstage_mark(BOOTSTAGE_ID_RUN_OS);
-
- /*
- * NetBSD Stage-2 Loader Parameters:
- * arg[0]: pointer to board info data
- * arg[1]: image load address
- * arg[2]: char pointer to the console device to use
- * arg[3]: char pointer to the boot arguments
- */
- (*loader)(gd->bd, os_hdr, "", cmdline);
-
- return 1;
-}
-#endif /* CONFIG_BOOTM_NETBSD*/
-
-#ifdef CONFIG_LYNXKDI
-static int do_bootm_lynxkdi(int flag, int argc, char * const argv[],
- bootm_headers_t *images)
-{
- image_header_t *hdr = &images->legacy_hdr_os_copy;
-
- if (flag != BOOTM_STATE_OS_GO)
- return 0;
-
-#if defined(CONFIG_FIT)
- if (!images->legacy_hdr_valid) {
- fit_unsupported_reset("Lynx");
- return 1;
- }
-#endif
-
- lynxkdi_boot((image_header_t *)hdr);
-
- return 1;
-}
-#endif /* CONFIG_LYNXKDI */
-
-#ifdef CONFIG_BOOTM_RTEMS
-static int do_bootm_rtems(int flag, int argc, char * const argv[],
- bootm_headers_t *images)
-{
- void (*entry_point)(bd_t *);
-
- if (flag != BOOTM_STATE_OS_GO)
- return 0;
-
-#if defined(CONFIG_FIT)
- if (!images->legacy_hdr_valid) {
- fit_unsupported_reset("RTEMS");
- return 1;
- }
-#endif
-
- entry_point = (void (*)(bd_t *))images->ep;
-
- printf("## Transferring control to RTEMS (at address %08lx) ...\n",
- (ulong)entry_point);
-
- bootstage_mark(BOOTSTAGE_ID_RUN_OS);
-
- /*
- * RTEMS Parameters:
- * r3: ptr to board info data
- */
- (*entry_point)(gd->bd);
-
- return 1;
-}
-#endif /* CONFIG_BOOTM_RTEMS */
-
-#if defined(CONFIG_BOOTM_OSE)
-static int do_bootm_ose(int flag, int argc, char * const argv[],
- bootm_headers_t *images)
-{
- void (*entry_point)(void);
-
- if (flag != BOOTM_STATE_OS_GO)
- return 0;
-
-#if defined(CONFIG_FIT)
- if (!images->legacy_hdr_valid) {
- fit_unsupported_reset("OSE");
- return 1;
- }
-#endif
-
- entry_point = (void (*)(void))images->ep;
-
- printf("## Transferring control to OSE (at address %08lx) ...\n",
- (ulong)entry_point);
-
- bootstage_mark(BOOTSTAGE_ID_RUN_OS);
-
- /*
- * OSE Parameters:
- * None
- */
- (*entry_point)();
-
- return 1;
-}
-#endif /* CONFIG_BOOTM_OSE */
-
-#if defined(CONFIG_BOOTM_PLAN9)
-static int do_bootm_plan9(int flag, int argc, char * const argv[],
- bootm_headers_t *images)
-{
- void (*entry_point)(void);
- char *s;
-
- if (flag != BOOTM_STATE_OS_GO)
- return 0;
-
-#if defined(CONFIG_FIT)
- if (!images->legacy_hdr_valid) {
- fit_unsupported_reset("Plan 9");
- return 1;
- }
-#endif
-
- /* See README.plan9 */
- s = env_get("confaddr");
- if (s != NULL) {
- char *confaddr = (char *)simple_strtoul(s, NULL, 16);
-
- if (argc > 0) {
- copy_args(confaddr, argc, argv, '\n');
- } else {
- s = env_get("bootargs");
- if (s != NULL)
- strcpy(confaddr, s);
- }
- }
-
- entry_point = (void (*)(void))images->ep;
-
- printf("## Transferring control to Plan 9 (at address %08lx) ...\n",
- (ulong)entry_point);
-
- bootstage_mark(BOOTSTAGE_ID_RUN_OS);
-
- /*
- * Plan 9 Parameters:
- * None
- */
- (*entry_point)();
-
- return 1;
-}
-#endif /* CONFIG_BOOTM_PLAN9 */
-
-#if defined(CONFIG_BOOTM_VXWORKS) && \
- (defined(CONFIG_PPC) || defined(CONFIG_ARM))
-
-void do_bootvx_fdt(bootm_headers_t *images)
-{
-#if defined(CONFIG_OF_LIBFDT)
- int ret;
- char *bootline;
- ulong of_size = images->ft_len;
- char **of_flat_tree = &images->ft_addr;
- struct lmb *lmb = &images->lmb;
-
- if (*of_flat_tree) {
- boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
-
- ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
- if (ret)
- return;
-
- /* Update ethernet nodes */
- fdt_fixup_ethernet(*of_flat_tree);
-
- ret = fdt_add_subnode(*of_flat_tree, 0, "chosen");
- if ((ret >= 0 || ret == -FDT_ERR_EXISTS)) {
- bootline = env_get("bootargs");
- if (bootline) {
- ret = fdt_find_and_setprop(*of_flat_tree,
- "/chosen", "bootargs",
- bootline,
- strlen(bootline) + 1, 1);
- if (ret < 0) {
- printf("## ERROR: %s : %s\n", __func__,
- fdt_strerror(ret));
- return;
- }
- }
- } else {
- printf("## ERROR: %s : %s\n", __func__,
- fdt_strerror(ret));
- return;
- }
- }
-#endif
-
- boot_prep_vxworks(images);
-
- bootstage_mark(BOOTSTAGE_ID_RUN_OS);
-
-#if defined(CONFIG_OF_LIBFDT)
- printf("## Starting vxWorks at 0x%08lx, device tree at 0x%08lx ...\n",
- (ulong)images->ep, (ulong)*of_flat_tree);
-#else
- printf("## Starting vxWorks at 0x%08lx\n", (ulong)images->ep);
-#endif
-
- boot_jump_vxworks(images);
-
- puts("## vxWorks terminated\n");
-}
-
-static int do_bootm_vxworks(int flag, int argc, char * const argv[],
- bootm_headers_t *images)
-{
- if (flag != BOOTM_STATE_OS_GO)
- return 0;
-
-#if defined(CONFIG_FIT)
- if (!images->legacy_hdr_valid) {
- fit_unsupported_reset("VxWorks");
- return 1;
- }
-#endif
-
- do_bootvx_fdt(images);
-
- return 1;
-}
-#endif
-
-#if defined(CONFIG_CMD_ELF)
-static int do_bootm_qnxelf(int flag, int argc, char * const argv[],
- bootm_headers_t *images)
-{
- char *local_args[2];
- char str[16];
- int dcache;
-
- if (flag != BOOTM_STATE_OS_GO)
- return 0;
-
-#if defined(CONFIG_FIT)
- if (!images->legacy_hdr_valid) {
- fit_unsupported_reset("QNX");
- return 1;
- }
-#endif
-
- sprintf(str, "%lx", images->ep); /* write entry-point into string */
- local_args[0] = argv[0];
- local_args[1] = str; /* and provide it via the arguments */
-
- /*
- * QNX images require the data cache is disabled.
- */
- dcache = dcache_status();
- if (dcache)
- dcache_disable();
-
- do_bootelf(NULL, 0, 2, local_args);
-
- if (dcache)
- dcache_enable();
-
- return 1;
-}
-#endif
-
-#ifdef CONFIG_INTEGRITY
-static int do_bootm_integrity(int flag, int argc, char * const argv[],
- bootm_headers_t *images)
-{
- void (*entry_point)(void);
-
- if (flag != BOOTM_STATE_OS_GO)
- return 0;
-
-#if defined(CONFIG_FIT)
- if (!images->legacy_hdr_valid) {
- fit_unsupported_reset("INTEGRITY");
- return 1;
- }
-#endif
-
- entry_point = (void (*)(void))images->ep;
-
- printf("## Transferring control to INTEGRITY (at address %08lx) ...\n",
- (ulong)entry_point);
-
- bootstage_mark(BOOTSTAGE_ID_RUN_OS);
-
- /*
- * INTEGRITY Parameters:
- * None
- */
- (*entry_point)();
-
- return 1;
-}
-#endif
-
-#ifdef CONFIG_BOOTM_OPENRTOS
-static int do_bootm_openrtos(int flag, int argc, char * const argv[],
- bootm_headers_t *images)
-{
- void (*entry_point)(void);
-
- if (flag != BOOTM_STATE_OS_GO)
- return 0;
-
- entry_point = (void (*)(void))images->ep;
-
- printf("## Transferring control to OpenRTOS (at address %08lx) ...\n",
- (ulong)entry_point);
-
- bootstage_mark(BOOTSTAGE_ID_RUN_OS);
-
- /*
- * OpenRTOS Parameters:
- * None
- */
- (*entry_point)();
-
- return 1;
-}
-#endif
-
-#ifdef CONFIG_BOOTM_OPTEE
-static int do_bootm_tee(int flag, int argc, char * const argv[],
- bootm_headers_t *images)
-{
- int ret;
-
- /* Verify OS type */
- if (images->os.os != IH_OS_TEE) {
- return 1;
- };
-
- /* Validate OPTEE header */
- ret = optee_verify_bootm_image(images->os.image_start,
- images->os.load,
- images->os.image_len);
- if (ret)
- return ret;
-
- /* Locate FDT etc */
- ret = bootm_find_images(flag, argc, argv);
- if (ret)
- return ret;
-
- /* From here we can run the regular linux boot path */
- return do_bootm_linux(flag, argc, argv, images);
-}
-#endif
-
-static boot_os_fn *boot_os[] = {
- [IH_OS_U_BOOT] = do_bootm_standalone,
-#ifdef CONFIG_BOOTM_LINUX
- [IH_OS_LINUX] = do_bootm_linux,
-#endif
-#ifdef CONFIG_BOOTM_NETBSD
- [IH_OS_NETBSD] = do_bootm_netbsd,
-#endif
-#ifdef CONFIG_LYNXKDI
- [IH_OS_LYNXOS] = do_bootm_lynxkdi,
-#endif
-#ifdef CONFIG_BOOTM_RTEMS
- [IH_OS_RTEMS] = do_bootm_rtems,
-#endif
-#if defined(CONFIG_BOOTM_OSE)
- [IH_OS_OSE] = do_bootm_ose,
-#endif
-#if defined(CONFIG_BOOTM_PLAN9)
- [IH_OS_PLAN9] = do_bootm_plan9,
-#endif
-#if defined(CONFIG_BOOTM_VXWORKS) && \
- (defined(CONFIG_PPC) || defined(CONFIG_ARM))
- [IH_OS_VXWORKS] = do_bootm_vxworks,
-#endif
-#if defined(CONFIG_CMD_ELF)
- [IH_OS_QNX] = do_bootm_qnxelf,
-#endif
-#ifdef CONFIG_INTEGRITY
- [IH_OS_INTEGRITY] = do_bootm_integrity,
-#endif
-#ifdef CONFIG_BOOTM_OPENRTOS
- [IH_OS_OPENRTOS] = do_bootm_openrtos,
-#endif
-#ifdef CONFIG_BOOTM_OPTEE
- [IH_OS_TEE] = do_bootm_tee,
-#endif
-};
-
-/* Allow for arch specific config before we boot */
-__weak void arch_preboot_os(void)
-{
- /* please define platform specific arch_preboot_os() */
-}
-
-int boot_selected_os(int argc, char * const argv[], int state,
- bootm_headers_t *images, boot_os_fn *boot_fn)
-{
- arch_preboot_os();
- boot_fn(state, argc, argv, images);
-
- /* Stand-alone may return when 'autostart' is 'no' */
- if (images->os.type == IH_TYPE_STANDALONE ||
- IS_ENABLED(CONFIG_SANDBOX) ||
- state == BOOTM_STATE_OS_FAKE_GO) /* We expect to return */
- return 0;
- bootstage_error(BOOTSTAGE_ID_BOOT_OS_RETURNED);
- debug("\n## Control returned to monitor - resetting...\n");
-
- return BOOTM_ERR_RESET;
-}
-
-boot_os_fn *bootm_os_get_boot_func(int os)
-{
-#ifdef CONFIG_NEEDS_MANUAL_RELOC
- static bool relocated;
-
- if (!relocated) {
- int i;
-
- /* relocate boot function table */
- for (i = 0; i < ARRAY_SIZE(boot_os); i++)
- if (boot_os[i] != NULL)
- boot_os[i] += gd->reloc_off;
-
- relocated = true;
- }
-#endif
- return boot_os[os];
-}
projects / thirdparty / u-boot.git / blobdiff