mirror of
https://github.com/u-boot/u-boot.git
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3216ca9692
The autostart revert caused a bit of duplicated code as well as code that was using images->autostart that needs to get removed so we can build again. Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
1142 lines
29 KiB
C
1142 lines
29 KiB
C
/*
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* (C) Copyright 2000-2006
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/*
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* Boot support
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*/
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#include <common.h>
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#include <watchdog.h>
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#include <command.h>
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#include <image.h>
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#include <malloc.h>
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#include <zlib.h>
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#include <bzlib.h>
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#include <environment.h>
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#include <lmb.h>
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#include <asm/byteorder.h>
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#if defined(CONFIG_CMD_USB)
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#include <usb.h>
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#endif
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#ifdef CFG_HUSH_PARSER
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#include <hush.h>
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#endif
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DECLARE_GLOBAL_DATA_PTR;
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extern int gunzip (void *dst, int dstlen, unsigned char *src, unsigned long *lenp);
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#ifndef CFG_BOOTM_LEN
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#define CFG_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */
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#endif
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#ifdef CONFIG_BZIP2
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extern void bz_internal_error(int);
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#endif
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#if defined(CONFIG_CMD_IMI)
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static int image_info (unsigned long addr);
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#endif
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#if defined(CONFIG_CMD_IMLS)
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#include <flash.h>
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extern flash_info_t flash_info[]; /* info for FLASH chips */
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static int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
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#endif
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#ifdef CONFIG_SILENT_CONSOLE
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static void fixup_silent_linux (void);
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#endif
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static image_header_t *image_get_kernel (ulong img_addr, int verify);
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#if defined(CONFIG_FIT)
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static int fit_check_kernel (const void *fit, int os_noffset, int verify);
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#endif
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static void *boot_get_kernel (cmd_tbl_t *cmdtp, int flag,int argc, char *argv[],
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bootm_headers_t *images, ulong *os_data, ulong *os_len);
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extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
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/*
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* Continue booting an OS image; caller already has:
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* - copied image header to global variable `header'
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* - checked header magic number, checksums (both header & image),
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* - verified image architecture (PPC) and type (KERNEL or MULTI),
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* - loaded (first part of) image to header load address,
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* - disabled interrupts.
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*/
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typedef void boot_os_fn (cmd_tbl_t *cmdtp, int flag,
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int argc, char *argv[],
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bootm_headers_t *images); /* pointers to os/initrd/fdt */
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extern boot_os_fn do_bootm_linux;
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static boot_os_fn do_bootm_netbsd;
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#if defined(CONFIG_LYNXKDI)
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static boot_os_fn do_bootm_lynxkdi;
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extern void lynxkdi_boot (image_header_t *);
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#endif
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static boot_os_fn do_bootm_rtems;
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#if defined(CONFIG_CMD_ELF)
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static boot_os_fn do_bootm_vxworks;
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static boot_os_fn do_bootm_qnxelf;
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int do_bootvx (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
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int do_bootelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
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#endif
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#if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
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static boot_os_fn do_bootm_artos;
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#endif
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ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */
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static bootm_headers_t images; /* pointers to os/initrd/fdt images */
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void __board_lmb_reserve(struct lmb *lmb)
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{
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/* please define platform specific board_lmb_reserve() */
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}
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void board_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__board_lmb_reserve")));
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/*******************************************************************/
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/* bootm - boot application image from image in memory */
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/*******************************************************************/
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int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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ulong iflag;
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const char *type_name;
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uint unc_len = CFG_BOOTM_LEN;
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uint8_t comp, type, os;
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void *os_hdr;
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ulong os_data, os_len;
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ulong image_start, image_end;
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ulong load_start, load_end;
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ulong mem_start;
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phys_size_t mem_size;
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struct lmb lmb;
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memset ((void *)&images, 0, sizeof (images));
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images.verify = getenv_yesno ("verify");
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images.lmb = &lmb;
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lmb_init(&lmb);
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mem_start = getenv_bootm_low();
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mem_size = getenv_bootm_size();
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lmb_add(&lmb, (phys_addr_t)mem_start, mem_size);
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board_lmb_reserve(&lmb);
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/* get kernel image header, start address and length */
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os_hdr = boot_get_kernel (cmdtp, flag, argc, argv,
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&images, &os_data, &os_len);
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if (os_len == 0) {
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puts ("ERROR: can't get kernel image!\n");
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return 1;
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}
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/* get image parameters */
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switch (genimg_get_format (os_hdr)) {
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case IMAGE_FORMAT_LEGACY:
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type = image_get_type (os_hdr);
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comp = image_get_comp (os_hdr);
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os = image_get_os (os_hdr);
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image_end = image_get_image_end (os_hdr);
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load_start = image_get_load (os_hdr);
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break;
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#if defined(CONFIG_FIT)
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case IMAGE_FORMAT_FIT:
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if (fit_image_get_type (images.fit_hdr_os,
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images.fit_noffset_os, &type)) {
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puts ("Can't get image type!\n");
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show_boot_progress (-109);
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return 1;
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}
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if (fit_image_get_comp (images.fit_hdr_os,
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images.fit_noffset_os, &comp)) {
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puts ("Can't get image compression!\n");
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show_boot_progress (-110);
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return 1;
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}
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if (fit_image_get_os (images.fit_hdr_os,
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images.fit_noffset_os, &os)) {
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puts ("Can't get image OS!\n");
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show_boot_progress (-111);
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return 1;
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}
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image_end = fit_get_end (images.fit_hdr_os);
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if (fit_image_get_load (images.fit_hdr_os, images.fit_noffset_os,
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&load_start)) {
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puts ("Can't get image load address!\n");
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show_boot_progress (-112);
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return 1;
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}
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break;
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#endif
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default:
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puts ("ERROR: unknown image format type!\n");
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return 1;
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}
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image_start = (ulong)os_hdr;
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load_end = 0;
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type_name = genimg_get_type_name (type);
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/*
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* We have reached the point of no return: we are going to
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* overwrite all exception vector code, so we cannot easily
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* recover from any failures any more...
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*/
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iflag = disable_interrupts();
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#if defined(CONFIG_CMD_USB)
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/*
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* turn off USB to prevent the host controller from writing to the
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* SDRAM while Linux is booting. This could happen (at least for OHCI
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* controller), because the HCCA (Host Controller Communication Area)
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* lies within the SDRAM and the host controller writes continously to
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* this area (as busmaster!). The HccaFrameNumber is for example
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* updated every 1 ms within the HCCA structure in SDRAM! For more
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* details see the OpenHCI specification.
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*/
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usb_stop();
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#endif
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#ifdef CONFIG_AMIGAONEG3SE
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/*
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* We've possible left the caches enabled during
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* bios emulation, so turn them off again
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*/
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icache_disable();
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invalidate_l1_instruction_cache();
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flush_data_cache();
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dcache_disable();
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#endif
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switch (comp) {
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case IH_COMP_NONE:
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if (load_start == (ulong)os_hdr) {
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printf (" XIP %s ... ", type_name);
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} else {
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printf (" Loading %s ... ", type_name);
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memmove_wd ((void *)load_start,
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(void *)os_data, os_len, CHUNKSZ);
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}
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load_end = load_start + os_len;
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puts("OK\n");
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break;
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case IH_COMP_GZIP:
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printf (" Uncompressing %s ... ", type_name);
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if (gunzip ((void *)load_start, unc_len,
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(uchar *)os_data, &os_len) != 0) {
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puts ("GUNZIP: uncompress or overwrite error "
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"- must RESET board to recover\n");
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show_boot_progress (-6);
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do_reset (cmdtp, flag, argc, argv);
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}
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load_end = load_start + os_len;
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break;
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#ifdef CONFIG_BZIP2
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case IH_COMP_BZIP2:
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printf (" Uncompressing %s ... ", type_name);
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/*
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* If we've got less than 4 MB of malloc() space,
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* use slower decompression algorithm which requires
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* at most 2300 KB of memory.
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*/
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int i = BZ2_bzBuffToBuffDecompress ((char*)load_start,
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&unc_len, (char *)os_data, os_len,
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CFG_MALLOC_LEN < (4096 * 1024), 0);
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if (i != BZ_OK) {
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printf ("BUNZIP2: uncompress or overwrite error %d "
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"- must RESET board to recover\n", i);
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show_boot_progress (-6);
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do_reset (cmdtp, flag, argc, argv);
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}
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load_end = load_start + unc_len;
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break;
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#endif /* CONFIG_BZIP2 */
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default:
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if (iflag)
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enable_interrupts();
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printf ("Unimplemented compression type %d\n", comp);
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show_boot_progress (-7);
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return 1;
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}
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puts ("OK\n");
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debug (" kernel loaded at 0x%08lx, end = 0x%08lx\n", load_start, load_end);
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show_boot_progress (7);
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if ((load_start < image_end) && (load_end > image_start)) {
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debug ("image_start = 0x%lX, image_end = 0x%lx\n", image_start, image_end);
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debug ("load_start = 0x%lx, load_end = 0x%lx\n", load_start, load_end);
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if (images.legacy_hdr_valid) {
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if (image_get_type (&images.legacy_hdr_os_copy) == IH_TYPE_MULTI)
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puts ("WARNING: legacy format multi component "
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"image overwritten\n");
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} else {
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puts ("ERROR: new format image overwritten - "
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"must RESET the board to recover\n");
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show_boot_progress (-113);
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do_reset (cmdtp, flag, argc, argv);
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}
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}
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show_boot_progress (8);
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lmb_reserve(&lmb, load_start, (load_end - load_start));
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switch (os) {
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default: /* handled by (original) Linux case */
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case IH_OS_LINUX:
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#ifdef CONFIG_SILENT_CONSOLE
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fixup_silent_linux();
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#endif
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do_bootm_linux (cmdtp, flag, argc, argv, &images);
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break;
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case IH_OS_NETBSD:
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do_bootm_netbsd (cmdtp, flag, argc, argv, &images);
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break;
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#ifdef CONFIG_LYNXKDI
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case IH_OS_LYNXOS:
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do_bootm_lynxkdi (cmdtp, flag, argc, argv, &images);
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break;
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#endif
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case IH_OS_RTEMS:
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do_bootm_rtems (cmdtp, flag, argc, argv, &images);
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break;
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#if defined(CONFIG_CMD_ELF)
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case IH_OS_VXWORKS:
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do_bootm_vxworks (cmdtp, flag, argc, argv, &images);
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break;
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case IH_OS_QNX:
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do_bootm_qnxelf (cmdtp, flag, argc, argv, &images);
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break;
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#endif
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#ifdef CONFIG_ARTOS
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case IH_OS_ARTOS:
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do_bootm_artos (cmdtp, flag, argc, argv, &images);
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break;
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#endif
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}
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show_boot_progress (-9);
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#ifdef DEBUG
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puts ("\n## Control returned to monitor - resetting...\n");
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do_reset (cmdtp, flag, argc, argv);
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#endif
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if (iflag)
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enable_interrupts();
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return 1;
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}
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/**
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* image_get_kernel - verify legacy format kernel image
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* @img_addr: in RAM address of the legacy format image to be verified
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* @verify: data CRC verification flag
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*
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* image_get_kernel() verifies legacy image integrity and returns pointer to
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* legacy image header if image verification was completed successfully.
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*
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* returns:
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* pointer to a legacy image header if valid image was found
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* otherwise return NULL
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*/
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static image_header_t *image_get_kernel (ulong img_addr, int verify)
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{
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image_header_t *hdr = (image_header_t *)img_addr;
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if (!image_check_magic(hdr)) {
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puts ("Bad Magic Number\n");
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show_boot_progress (-1);
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return NULL;
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}
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show_boot_progress (2);
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if (!image_check_hcrc (hdr)) {
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puts ("Bad Header Checksum\n");
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show_boot_progress (-2);
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return NULL;
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}
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show_boot_progress (3);
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image_print_contents (hdr);
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if (verify) {
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puts (" Verifying Checksum ... ");
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if (!image_check_dcrc (hdr)) {
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printf ("Bad Data CRC\n");
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show_boot_progress (-3);
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return NULL;
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}
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puts ("OK\n");
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}
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show_boot_progress (4);
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if (!image_check_target_arch (hdr)) {
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printf ("Unsupported Architecture 0x%x\n", image_get_arch (hdr));
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show_boot_progress (-4);
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return NULL;
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}
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return hdr;
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}
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/**
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* fit_check_kernel - verify FIT format kernel subimage
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* @fit_hdr: pointer to the FIT image header
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* os_noffset: kernel subimage node offset within FIT image
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* @verify: data CRC verification flag
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*
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* fit_check_kernel() verifies integrity of the kernel subimage and from
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* specified FIT image.
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*
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* returns:
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* 1, on success
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* 0, on failure
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*/
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#if defined (CONFIG_FIT)
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static int fit_check_kernel (const void *fit, int os_noffset, int verify)
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{
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fit_image_print (fit, os_noffset, " ");
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if (verify) {
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puts (" Verifying Hash Integrity ... ");
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if (!fit_image_check_hashes (fit, os_noffset)) {
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puts ("Bad Data Hash\n");
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show_boot_progress (-104);
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return 0;
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}
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puts ("OK\n");
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}
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show_boot_progress (105);
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if (!fit_image_check_target_arch (fit, os_noffset)) {
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puts ("Unsupported Architecture\n");
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show_boot_progress (-105);
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return 0;
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}
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show_boot_progress (106);
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if (!fit_image_check_type (fit, os_noffset, IH_TYPE_KERNEL)) {
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puts ("Not a kernel image\n");
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show_boot_progress (-106);
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return 0;
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}
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show_boot_progress (107);
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return 1;
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}
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#endif /* CONFIG_FIT */
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/**
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* boot_get_kernel - find kernel image
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* @os_data: pointer to a ulong variable, will hold os data start address
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* @os_len: pointer to a ulong variable, will hold os data length
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*
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* boot_get_kernel() tries to find a kernel image, verifies its integrity
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* and locates kernel data.
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*
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* returns:
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* pointer to image header if valid image was found, plus kernel start
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* address and length, otherwise NULL
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*/
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static void *boot_get_kernel (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
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bootm_headers_t *images, ulong *os_data, ulong *os_len)
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{
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image_header_t *hdr;
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ulong img_addr;
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#if defined(CONFIG_FIT)
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void *fit_hdr;
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const char *fit_uname_config = NULL;
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const char *fit_uname_kernel = NULL;
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const void *data;
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size_t len;
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int cfg_noffset;
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int os_noffset;
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#endif
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/* find out kernel image address */
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if (argc < 2) {
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img_addr = load_addr;
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debug ("* kernel: default image load address = 0x%08lx\n",
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load_addr);
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#if defined(CONFIG_FIT)
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} else if (fit_parse_conf (argv[1], load_addr, &img_addr,
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&fit_uname_config)) {
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debug ("* kernel: config '%s' from image at 0x%08lx\n",
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fit_uname_config, img_addr);
|
|
} else if (fit_parse_subimage (argv[1], load_addr, &img_addr,
|
|
&fit_uname_kernel)) {
|
|
debug ("* kernel: subimage '%s' from image at 0x%08lx\n",
|
|
fit_uname_kernel, img_addr);
|
|
#endif
|
|
} else {
|
|
img_addr = simple_strtoul(argv[1], NULL, 16);
|
|
debug ("* kernel: cmdline image address = 0x%08lx\n", img_addr);
|
|
}
|
|
|
|
show_boot_progress (1);
|
|
|
|
/* copy from dataflash if needed */
|
|
img_addr = genimg_get_image (img_addr);
|
|
|
|
/* check image type, for FIT images get FIT kernel node */
|
|
*os_data = *os_len = 0;
|
|
switch (genimg_get_format ((void *)img_addr)) {
|
|
case IMAGE_FORMAT_LEGACY:
|
|
printf ("## Booting kernel from Legacy Image at %08lx ...\n",
|
|
img_addr);
|
|
hdr = image_get_kernel (img_addr, images->verify);
|
|
if (!hdr)
|
|
return NULL;
|
|
show_boot_progress (5);
|
|
|
|
/* get os_data and os_len */
|
|
switch (image_get_type (hdr)) {
|
|
case IH_TYPE_KERNEL:
|
|
*os_data = image_get_data (hdr);
|
|
*os_len = image_get_data_size (hdr);
|
|
break;
|
|
case IH_TYPE_MULTI:
|
|
image_multi_getimg (hdr, 0, os_data, os_len);
|
|
break;
|
|
default:
|
|
printf ("Wrong Image Type for %s command\n", cmdtp->name);
|
|
show_boot_progress (-5);
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
* copy image header to allow for image overwrites during kernel
|
|
* decompression.
|
|
*/
|
|
memmove (&images->legacy_hdr_os_copy, hdr, sizeof(image_header_t));
|
|
|
|
/* save pointer to image header */
|
|
images->legacy_hdr_os = hdr;
|
|
|
|
images->legacy_hdr_valid = 1;
|
|
show_boot_progress (6);
|
|
break;
|
|
#if defined(CONFIG_FIT)
|
|
case IMAGE_FORMAT_FIT:
|
|
fit_hdr = (void *)img_addr;
|
|
printf ("## Booting kernel from FIT Image at %08lx ...\n",
|
|
img_addr);
|
|
|
|
if (!fit_check_format (fit_hdr)) {
|
|
puts ("Bad FIT kernel image format!\n");
|
|
show_boot_progress (-100);
|
|
return NULL;
|
|
}
|
|
show_boot_progress (100);
|
|
|
|
if (!fit_uname_kernel) {
|
|
/*
|
|
* no kernel image node unit name, try to get config
|
|
* node first. If config unit node name is NULL
|
|
* fit_conf_get_node() will try to find default config node
|
|
*/
|
|
show_boot_progress (101);
|
|
cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config);
|
|
if (cfg_noffset < 0) {
|
|
show_boot_progress (-101);
|
|
return NULL;
|
|
}
|
|
/* save configuration uname provided in the first
|
|
* bootm argument
|
|
*/
|
|
images->fit_uname_cfg = fdt_get_name (fit_hdr, cfg_noffset, NULL);
|
|
printf (" Using '%s' configuration\n", images->fit_uname_cfg);
|
|
show_boot_progress (103);
|
|
|
|
os_noffset = fit_conf_get_kernel_node (fit_hdr, cfg_noffset);
|
|
fit_uname_kernel = fit_get_name (fit_hdr, os_noffset, NULL);
|
|
} else {
|
|
/* get kernel component image node offset */
|
|
show_boot_progress (102);
|
|
os_noffset = fit_image_get_node (fit_hdr, fit_uname_kernel);
|
|
}
|
|
if (os_noffset < 0) {
|
|
show_boot_progress (-103);
|
|
return NULL;
|
|
}
|
|
|
|
printf (" Trying '%s' kernel subimage\n", fit_uname_kernel);
|
|
|
|
show_boot_progress (104);
|
|
if (!fit_check_kernel (fit_hdr, os_noffset, images->verify))
|
|
return NULL;
|
|
|
|
/* get kernel image data address and length */
|
|
if (fit_image_get_data (fit_hdr, os_noffset, &data, &len)) {
|
|
puts ("Could not find kernel subimage data!\n");
|
|
show_boot_progress (-107);
|
|
return NULL;
|
|
}
|
|
show_boot_progress (108);
|
|
|
|
*os_len = len;
|
|
*os_data = (ulong)data;
|
|
images->fit_hdr_os = fit_hdr;
|
|
images->fit_uname_os = fit_uname_kernel;
|
|
images->fit_noffset_os = os_noffset;
|
|
break;
|
|
#endif
|
|
default:
|
|
printf ("Wrong Image Format for %s command\n", cmdtp->name);
|
|
show_boot_progress (-108);
|
|
return NULL;
|
|
}
|
|
|
|
debug (" kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
|
|
*os_data, *os_len, *os_len);
|
|
|
|
return (void *)img_addr;
|
|
}
|
|
|
|
U_BOOT_CMD(
|
|
bootm, CFG_MAXARGS, 1, do_bootm,
|
|
"bootm - boot application image from memory\n",
|
|
"[addr [arg ...]]\n - boot application image stored in memory\n"
|
|
"\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
|
|
"\t'arg' can be the address of an initrd image\n"
|
|
#if defined(CONFIG_OF_LIBFDT)
|
|
"\tWhen booting a Linux kernel which requires a flat device-tree\n"
|
|
"\ta third argument is required which is the address of the\n"
|
|
"\tdevice-tree blob. To boot that kernel without an initrd image,\n"
|
|
"\tuse a '-' for the second argument. If you do not pass a third\n"
|
|
"\ta bd_info struct will be passed instead\n"
|
|
#endif
|
|
#if defined(CONFIG_FIT)
|
|
"\t\nFor the new multi component uImage format (FIT) addresses\n"
|
|
"\tmust be extened to include component or configuration unit name:\n"
|
|
"\taddr:<subimg_uname> - direct component image specification\n"
|
|
"\taddr#<conf_uname> - configuration specification\n"
|
|
"\tUse iminfo command to get the list of existing component\n"
|
|
"\timages and configurations.\n"
|
|
#endif
|
|
);
|
|
|
|
/*******************************************************************/
|
|
/* bootd - boot default image */
|
|
/*******************************************************************/
|
|
#if defined(CONFIG_CMD_BOOTD)
|
|
int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
|
|
{
|
|
int rcode = 0;
|
|
|
|
#ifndef CFG_HUSH_PARSER
|
|
if (run_command (getenv ("bootcmd"), flag) < 0)
|
|
rcode = 1;
|
|
#else
|
|
if (parse_string_outer (getenv ("bootcmd"),
|
|
FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP) != 0)
|
|
rcode = 1;
|
|
#endif
|
|
return rcode;
|
|
}
|
|
|
|
U_BOOT_CMD(
|
|
boot, 1, 1, do_bootd,
|
|
"boot - boot default, i.e., run 'bootcmd'\n",
|
|
NULL
|
|
);
|
|
|
|
/* keep old command name "bootd" for backward compatibility */
|
|
U_BOOT_CMD(
|
|
bootd, 1, 1, do_bootd,
|
|
"bootd - boot default, i.e., run 'bootcmd'\n",
|
|
NULL
|
|
);
|
|
|
|
#endif
|
|
|
|
|
|
/*******************************************************************/
|
|
/* iminfo - print header info for a requested image */
|
|
/*******************************************************************/
|
|
#if defined(CONFIG_CMD_IMI)
|
|
int do_iminfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
|
|
{
|
|
int arg;
|
|
ulong addr;
|
|
int rcode = 0;
|
|
|
|
if (argc < 2) {
|
|
return image_info (load_addr);
|
|
}
|
|
|
|
for (arg = 1; arg < argc; ++arg) {
|
|
addr = simple_strtoul (argv[arg], NULL, 16);
|
|
if (image_info (addr) != 0)
|
|
rcode = 1;
|
|
}
|
|
return rcode;
|
|
}
|
|
|
|
static int image_info (ulong addr)
|
|
{
|
|
void *hdr = (void *)addr;
|
|
|
|
printf ("\n## Checking Image at %08lx ...\n", addr);
|
|
|
|
switch (genimg_get_format (hdr)) {
|
|
case IMAGE_FORMAT_LEGACY:
|
|
puts (" Legacy image found\n");
|
|
if (!image_check_magic (hdr)) {
|
|
puts (" Bad Magic Number\n");
|
|
return 1;
|
|
}
|
|
|
|
if (!image_check_hcrc (hdr)) {
|
|
puts (" Bad Header Checksum\n");
|
|
return 1;
|
|
}
|
|
|
|
image_print_contents (hdr);
|
|
|
|
puts (" Verifying Checksum ... ");
|
|
if (!image_check_dcrc (hdr)) {
|
|
puts (" Bad Data CRC\n");
|
|
return 1;
|
|
}
|
|
puts ("OK\n");
|
|
return 0;
|
|
#if defined(CONFIG_FIT)
|
|
case IMAGE_FORMAT_FIT:
|
|
puts (" FIT image found\n");
|
|
|
|
if (!fit_check_format (hdr)) {
|
|
puts ("Bad FIT image format!\n");
|
|
return 1;
|
|
}
|
|
|
|
fit_print_contents (hdr);
|
|
return 0;
|
|
#endif
|
|
default:
|
|
puts ("Unknown image format!\n");
|
|
break;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
U_BOOT_CMD(
|
|
iminfo, CFG_MAXARGS, 1, do_iminfo,
|
|
"iminfo - print header information for application image\n",
|
|
"addr [addr ...]\n"
|
|
" - print header information for application image starting at\n"
|
|
" address 'addr' in memory; this includes verification of the\n"
|
|
" image contents (magic number, header and payload checksums)\n"
|
|
);
|
|
#endif
|
|
|
|
|
|
/*******************************************************************/
|
|
/* imls - list all images found in flash */
|
|
/*******************************************************************/
|
|
#if defined(CONFIG_CMD_IMLS)
|
|
int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
|
|
{
|
|
flash_info_t *info;
|
|
int i, j;
|
|
void *hdr;
|
|
|
|
for (i = 0, info = &flash_info[0];
|
|
i < CFG_MAX_FLASH_BANKS; ++i, ++info) {
|
|
|
|
if (info->flash_id == FLASH_UNKNOWN)
|
|
goto next_bank;
|
|
for (j = 0; j < info->sector_count; ++j) {
|
|
|
|
hdr = (void *)info->start[j];
|
|
if (!hdr)
|
|
goto next_sector;
|
|
|
|
switch (genimg_get_format (hdr)) {
|
|
case IMAGE_FORMAT_LEGACY:
|
|
if (!image_check_hcrc (hdr))
|
|
goto next_sector;
|
|
|
|
printf ("Legacy Image at %08lX:\n", (ulong)hdr);
|
|
image_print_contents (hdr);
|
|
|
|
puts (" Verifying Checksum ... ");
|
|
if (!image_check_dcrc (hdr)) {
|
|
puts ("Bad Data CRC\n");
|
|
} else {
|
|
puts ("OK\n");
|
|
}
|
|
break;
|
|
#if defined(CONFIG_FIT)
|
|
case IMAGE_FORMAT_FIT:
|
|
if (!fit_check_format (hdr))
|
|
goto next_sector;
|
|
|
|
printf ("FIT Image at %08lX:\n", (ulong)hdr);
|
|
fit_print_contents (hdr);
|
|
break;
|
|
#endif
|
|
default:
|
|
goto next_sector;
|
|
}
|
|
|
|
next_sector: ;
|
|
}
|
|
next_bank: ;
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
U_BOOT_CMD(
|
|
imls, 1, 1, do_imls,
|
|
"imls - list all images found in flash\n",
|
|
"\n"
|
|
" - Prints information about all images found at sector\n"
|
|
" boundaries in flash.\n"
|
|
);
|
|
#endif
|
|
|
|
/*******************************************************************/
|
|
/* helper routines */
|
|
/*******************************************************************/
|
|
#ifdef CONFIG_SILENT_CONSOLE
|
|
static void fixup_silent_linux ()
|
|
{
|
|
char buf[256], *start, *end;
|
|
char *cmdline = getenv ("bootargs");
|
|
|
|
/* Only fix cmdline when requested */
|
|
if (!(gd->flags & GD_FLG_SILENT))
|
|
return;
|
|
|
|
debug ("before silent fix-up: %s\n", cmdline);
|
|
if (cmdline) {
|
|
if ((start = strstr (cmdline, "console=")) != NULL) {
|
|
end = strchr (start, ' ');
|
|
strncpy (buf, cmdline, (start - cmdline + 8));
|
|
if (end)
|
|
strcpy (buf + (start - cmdline + 8), end);
|
|
else
|
|
buf[start - cmdline + 8] = '\0';
|
|
} else {
|
|
strcpy (buf, cmdline);
|
|
strcat (buf, " console=");
|
|
}
|
|
} else {
|
|
strcpy (buf, "console=");
|
|
}
|
|
|
|
setenv ("bootargs", buf);
|
|
debug ("after silent fix-up: %s\n", buf);
|
|
}
|
|
#endif /* CONFIG_SILENT_CONSOLE */
|
|
|
|
|
|
/*******************************************************************/
|
|
/* OS booting routines */
|
|
/*******************************************************************/
|
|
|
|
static void do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag,
|
|
int argc, char *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 *consdev;
|
|
char *cmdline;
|
|
|
|
#if defined(CONFIG_FIT)
|
|
if (!images->legacy_hdr_valid) {
|
|
fit_unsupported_reset ("NetBSD");
|
|
do_reset (cmdtp, flag, argc, argv);
|
|
}
|
|
#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;
|
|
}
|
|
|
|
consdev = "";
|
|
#if defined (CONFIG_8xx_CONS_SMC1)
|
|
consdev = "smc1";
|
|
#elif defined (CONFIG_8xx_CONS_SMC2)
|
|
consdev = "smc2";
|
|
#elif defined (CONFIG_8xx_CONS_SCC2)
|
|
consdev = "scc2";
|
|
#elif defined (CONFIG_8xx_CONS_SCC3)
|
|
consdev = "scc3";
|
|
#endif
|
|
|
|
if (argc > 2) {
|
|
ulong len;
|
|
int i;
|
|
|
|
for (i = 2, len = 0; i < argc; i += 1)
|
|
len += strlen (argv[i]) + 1;
|
|
cmdline = malloc (len);
|
|
|
|
for (i = 2, len = 0; i < argc; i += 1) {
|
|
if (i > 2)
|
|
cmdline[len++] = ' ';
|
|
strcpy (&cmdline[len], argv[i]);
|
|
len += strlen (argv[i]);
|
|
}
|
|
} else if ((cmdline = getenv ("bootargs")) == NULL) {
|
|
cmdline = "";
|
|
}
|
|
|
|
loader = (void (*)(bd_t *, image_header_t *, char *, char *))image_get_ep (hdr);
|
|
|
|
printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n",
|
|
(ulong)loader);
|
|
|
|
show_boot_progress (15);
|
|
|
|
/*
|
|
* NetBSD Stage-2 Loader Parameters:
|
|
* r3: ptr to board info data
|
|
* r4: image address
|
|
* r5: console device
|
|
* r6: boot args string
|
|
*/
|
|
(*loader) (gd->bd, os_hdr, consdev, cmdline);
|
|
}
|
|
|
|
#ifdef CONFIG_LYNXKDI
|
|
static void do_bootm_lynxkdi (cmd_tbl_t *cmdtp, int flag,
|
|
int argc, char *argv[],
|
|
bootm_headers_t *images)
|
|
{
|
|
image_header_t *hdr = &images->legacy_hdr_os_copy;
|
|
|
|
#if defined(CONFIG_FIT)
|
|
if (!images->legacy_hdr_valid) {
|
|
fit_unsupported_reset ("Lynx");
|
|
do_reset (cmdtp, flag, argc, argv);
|
|
}
|
|
#endif
|
|
|
|
lynxkdi_boot ((image_header_t *)hdr);
|
|
}
|
|
#endif /* CONFIG_LYNXKDI */
|
|
|
|
static void do_bootm_rtems (cmd_tbl_t *cmdtp, int flag,
|
|
int argc, char *argv[],
|
|
bootm_headers_t *images)
|
|
{
|
|
image_header_t *hdr = &images->legacy_hdr_os_copy;
|
|
void (*entry_point)(bd_t *);
|
|
|
|
#if defined(CONFIG_FIT)
|
|
if (!images->legacy_hdr_valid) {
|
|
fit_unsupported_reset ("RTEMS");
|
|
do_reset (cmdtp, flag, argc, argv);
|
|
}
|
|
#endif
|
|
|
|
entry_point = (void (*)(bd_t *))image_get_ep (hdr);
|
|
|
|
printf ("## Transferring control to RTEMS (at address %08lx) ...\n",
|
|
(ulong)entry_point);
|
|
|
|
show_boot_progress (15);
|
|
|
|
/*
|
|
* RTEMS Parameters:
|
|
* r3: ptr to board info data
|
|
*/
|
|
(*entry_point)(gd->bd);
|
|
}
|
|
|
|
#if defined(CONFIG_CMD_ELF)
|
|
static void do_bootm_vxworks (cmd_tbl_t *cmdtp, int flag,
|
|
int argc, char *argv[],
|
|
bootm_headers_t *images)
|
|
{
|
|
char str[80];
|
|
image_header_t *hdr = &images->legacy_hdr_os_copy;
|
|
|
|
#if defined(CONFIG_FIT)
|
|
if (!images->legacy_hdr_valid) {
|
|
fit_unsupported_reset ("VxWorks");
|
|
do_reset (cmdtp, flag, argc, argv);
|
|
}
|
|
#endif
|
|
|
|
sprintf(str, "%x", image_get_ep (hdr)); /* write entry-point into string */
|
|
setenv("loadaddr", str);
|
|
do_bootvx(cmdtp, 0, 0, NULL);
|
|
}
|
|
|
|
static void do_bootm_qnxelf(cmd_tbl_t *cmdtp, int flag,
|
|
int argc, char *argv[],
|
|
bootm_headers_t *images)
|
|
{
|
|
char *local_args[2];
|
|
char str[16];
|
|
image_header_t *hdr = &images->legacy_hdr_os_copy;
|
|
|
|
#if defined(CONFIG_FIT)
|
|
if (!images->legacy_hdr_valid) {
|
|
fit_unsupported_reset ("QNX");
|
|
do_reset (cmdtp, flag, argc, argv);
|
|
}
|
|
#endif
|
|
|
|
sprintf(str, "%x", image_get_ep (hdr)); /* write entry-point into string */
|
|
local_args[0] = argv[0];
|
|
local_args[1] = str; /* and provide it via the arguments */
|
|
do_bootelf(cmdtp, 0, 2, local_args);
|
|
}
|
|
#endif
|
|
|
|
#if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
|
|
static void do_bootm_artos (cmd_tbl_t *cmdtp, int flag,
|
|
int argc, char *argv[],
|
|
bootm_headers_t *images)
|
|
{
|
|
ulong top;
|
|
char *s, *cmdline;
|
|
char **fwenv, **ss;
|
|
int i, j, nxt, len, envno, envsz;
|
|
bd_t *kbd;
|
|
void (*entry)(bd_t *bd, char *cmdline, char **fwenv, ulong top);
|
|
image_header_t *hdr = &images->legacy_hdr_os_copy;
|
|
|
|
#if defined(CONFIG_FIT)
|
|
if (!images->legacy_hdr_valid) {
|
|
fit_unsupported_reset ("ARTOS");
|
|
do_reset (cmdtp, flag, argc, argv);
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Booting an ARTOS kernel image + application
|
|
*/
|
|
|
|
/* this used to be the top of memory, but was wrong... */
|
|
#ifdef CONFIG_PPC
|
|
/* get stack pointer */
|
|
asm volatile ("mr %0,1" : "=r"(top) );
|
|
#endif
|
|
debug ("## Current stack ends at 0x%08lX ", top);
|
|
|
|
top -= 2048; /* just to be sure */
|
|
if (top > CFG_BOOTMAPSZ)
|
|
top = CFG_BOOTMAPSZ;
|
|
top &= ~0xF;
|
|
|
|
debug ("=> set upper limit to 0x%08lX\n", top);
|
|
|
|
/* first check the artos specific boot args, then the linux args*/
|
|
if ((s = getenv( "abootargs")) == NULL && (s = getenv ("bootargs")) == NULL)
|
|
s = "";
|
|
|
|
/* get length of cmdline, and place it */
|
|
len = strlen (s);
|
|
top = (top - (len + 1)) & ~0xF;
|
|
cmdline = (char *)top;
|
|
debug ("## cmdline at 0x%08lX ", top);
|
|
strcpy (cmdline, s);
|
|
|
|
/* copy bdinfo */
|
|
top = (top - sizeof (bd_t)) & ~0xF;
|
|
debug ("## bd at 0x%08lX ", top);
|
|
kbd = (bd_t *)top;
|
|
memcpy (kbd, gd->bd, sizeof (bd_t));
|
|
|
|
/* first find number of env entries, and their size */
|
|
envno = 0;
|
|
envsz = 0;
|
|
for (i = 0; env_get_char (i) != '\0'; i = nxt + 1) {
|
|
for (nxt = i; env_get_char (nxt) != '\0'; ++nxt)
|
|
;
|
|
envno++;
|
|
envsz += (nxt - i) + 1; /* plus trailing zero */
|
|
}
|
|
envno++; /* plus the terminating zero */
|
|
debug ("## %u envvars total size %u ", envno, envsz);
|
|
|
|
top = (top - sizeof (char **) * envno) & ~0xF;
|
|
fwenv = (char **)top;
|
|
debug ("## fwenv at 0x%08lX ", top);
|
|
|
|
top = (top - envsz) & ~0xF;
|
|
s = (char *)top;
|
|
ss = fwenv;
|
|
|
|
/* now copy them */
|
|
for (i = 0; env_get_char (i) != '\0'; i = nxt + 1) {
|
|
for (nxt = i; env_get_char (nxt) != '\0'; ++nxt)
|
|
;
|
|
*ss++ = s;
|
|
for (j = i; j < nxt; ++j)
|
|
*s++ = env_get_char (j);
|
|
*s++ = '\0';
|
|
}
|
|
*ss++ = NULL; /* terminate */
|
|
|
|
entry = (void (*)(bd_t *, char *, char **, ulong))image_get_ep (hdr);
|
|
(*entry) (kbd, cmdline, fwenv, top);
|
|
}
|
|
#endif
|