mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-18 18:59:44 +00:00
5d898a00f3
Provides a tool to build boot Image for PBL(Pre boot loader) which is used on Freescale CoreNet SoCs, PBL can be used to load some instructions and/or data for pre-initialization. The default output image is u-boot.pbl, for more details please refer to doc/README.pblimage. Signed-off-by: Shaohui Xie <Shaohui.Xie@freescale.com> Signed-off-by: Andy Fleming <afleming@freescale.com>
3215 lines
85 KiB
C
3215 lines
85 KiB
C
/*
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* (C) Copyright 2008 Semihalf
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*
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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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#ifndef USE_HOSTCC
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#include <common.h>
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#include <watchdog.h>
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#ifdef CONFIG_SHOW_BOOT_PROGRESS
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#include <status_led.h>
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#endif
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#ifdef CONFIG_HAS_DATAFLASH
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#include <dataflash.h>
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#endif
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#ifdef CONFIG_LOGBUFFER
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#include <logbuff.h>
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#endif
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#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE)
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#include <rtc.h>
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#endif
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#include <image.h>
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#if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
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#include <fdt.h>
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#include <libfdt.h>
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#include <fdt_support.h>
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#endif
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#if defined(CONFIG_FIT)
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#include <u-boot/md5.h>
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#include <sha1.h>
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static int fit_check_ramdisk(const void *fit, int os_noffset,
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uint8_t arch, int verify);
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#endif
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#ifdef CONFIG_CMD_BDI
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extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
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#endif
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DECLARE_GLOBAL_DATA_PTR;
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static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
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int verify);
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#else
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#include "mkimage.h"
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#include <u-boot/md5.h>
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#include <time.h>
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#include <image.h>
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#endif /* !USE_HOSTCC*/
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static const table_entry_t uimage_arch[] = {
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{ IH_ARCH_INVALID, NULL, "Invalid ARCH", },
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{ IH_ARCH_ALPHA, "alpha", "Alpha", },
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{ IH_ARCH_ARM, "arm", "ARM", },
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{ IH_ARCH_I386, "x86", "Intel x86", },
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{ IH_ARCH_IA64, "ia64", "IA64", },
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{ IH_ARCH_M68K, "m68k", "M68K", },
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{ IH_ARCH_MICROBLAZE, "microblaze", "MicroBlaze", },
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{ IH_ARCH_MIPS, "mips", "MIPS", },
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{ IH_ARCH_MIPS64, "mips64", "MIPS 64 Bit", },
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{ IH_ARCH_NIOS2, "nios2", "NIOS II", },
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{ IH_ARCH_PPC, "powerpc", "PowerPC", },
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{ IH_ARCH_PPC, "ppc", "PowerPC", },
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{ IH_ARCH_S390, "s390", "IBM S390", },
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{ IH_ARCH_SH, "sh", "SuperH", },
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{ IH_ARCH_SPARC, "sparc", "SPARC", },
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{ IH_ARCH_SPARC64, "sparc64", "SPARC 64 Bit", },
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{ IH_ARCH_BLACKFIN, "blackfin", "Blackfin", },
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{ IH_ARCH_AVR32, "avr32", "AVR32", },
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{ IH_ARCH_NDS32, "nds32", "NDS32", },
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{ IH_ARCH_OPENRISC, "or1k", "OpenRISC 1000",},
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{ -1, "", "", },
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};
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static const table_entry_t uimage_os[] = {
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{ IH_OS_INVALID, NULL, "Invalid OS", },
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{ IH_OS_LINUX, "linux", "Linux", },
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#if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
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{ IH_OS_LYNXOS, "lynxos", "LynxOS", },
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#endif
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{ IH_OS_NETBSD, "netbsd", "NetBSD", },
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{ IH_OS_OSE, "ose", "Enea OSE", },
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{ IH_OS_RTEMS, "rtems", "RTEMS", },
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{ IH_OS_U_BOOT, "u-boot", "U-Boot", },
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#if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
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{ IH_OS_QNX, "qnx", "QNX", },
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{ IH_OS_VXWORKS, "vxworks", "VxWorks", },
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#endif
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#if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
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{ IH_OS_INTEGRITY,"integrity", "INTEGRITY", },
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#endif
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#ifdef USE_HOSTCC
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{ IH_OS_4_4BSD, "4_4bsd", "4_4BSD", },
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{ IH_OS_DELL, "dell", "Dell", },
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{ IH_OS_ESIX, "esix", "Esix", },
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{ IH_OS_FREEBSD, "freebsd", "FreeBSD", },
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{ IH_OS_IRIX, "irix", "Irix", },
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{ IH_OS_NCR, "ncr", "NCR", },
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{ IH_OS_OPENBSD, "openbsd", "OpenBSD", },
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{ IH_OS_PSOS, "psos", "pSOS", },
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{ IH_OS_SCO, "sco", "SCO", },
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{ IH_OS_SOLARIS, "solaris", "Solaris", },
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{ IH_OS_SVR4, "svr4", "SVR4", },
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#endif
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{ -1, "", "", },
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};
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static const table_entry_t uimage_type[] = {
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{ IH_TYPE_AISIMAGE, "aisimage", "Davinci AIS image",},
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{ IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image", },
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{ IH_TYPE_FIRMWARE, "firmware", "Firmware", },
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{ IH_TYPE_FLATDT, "flat_dt", "Flat Device Tree", },
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{ IH_TYPE_KERNEL, "kernel", "Kernel Image", },
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{ IH_TYPE_KERNEL_NOLOAD, "kernel_noload", "Kernel Image (no loading done)", },
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{ IH_TYPE_KWBIMAGE, "kwbimage", "Kirkwood Boot Image",},
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{ IH_TYPE_IMXIMAGE, "imximage", "Freescale i.MX Boot Image",},
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{ IH_TYPE_INVALID, NULL, "Invalid Image", },
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{ IH_TYPE_MULTI, "multi", "Multi-File Image", },
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{ IH_TYPE_OMAPIMAGE, "omapimage", "TI OMAP SPL With GP CH",},
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{ IH_TYPE_PBLIMAGE, "pblimage", "Freescale PBL Boot Image",},
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{ IH_TYPE_RAMDISK, "ramdisk", "RAMDisk Image", },
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{ IH_TYPE_SCRIPT, "script", "Script", },
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{ IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
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{ IH_TYPE_UBLIMAGE, "ublimage", "Davinci UBL image",},
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{ -1, "", "", },
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};
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static const table_entry_t uimage_comp[] = {
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{ IH_COMP_NONE, "none", "uncompressed", },
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{ IH_COMP_BZIP2, "bzip2", "bzip2 compressed", },
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{ IH_COMP_GZIP, "gzip", "gzip compressed", },
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{ IH_COMP_LZMA, "lzma", "lzma compressed", },
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{ IH_COMP_LZO, "lzo", "lzo compressed", },
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{ -1, "", "", },
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};
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uint32_t crc32(uint32_t, const unsigned char *, uint);
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uint32_t crc32_wd(uint32_t, const unsigned char *, uint, uint);
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#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
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static void genimg_print_time(time_t timestamp);
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#endif
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/*****************************************************************************/
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/* Legacy format routines */
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/*****************************************************************************/
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int image_check_hcrc(const image_header_t *hdr)
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{
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ulong hcrc;
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ulong len = image_get_header_size();
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image_header_t header;
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/* Copy header so we can blank CRC field for re-calculation */
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memmove(&header, (char *)hdr, image_get_header_size());
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image_set_hcrc(&header, 0);
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hcrc = crc32(0, (unsigned char *)&header, len);
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return (hcrc == image_get_hcrc(hdr));
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}
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int image_check_dcrc(const image_header_t *hdr)
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{
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ulong data = image_get_data(hdr);
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ulong len = image_get_data_size(hdr);
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ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
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return (dcrc == image_get_dcrc(hdr));
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}
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/**
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* image_multi_count - get component (sub-image) count
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* @hdr: pointer to the header of the multi component image
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*
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* image_multi_count() returns number of components in a multi
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* component image.
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*
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* Note: no checking of the image type is done, caller must pass
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* a valid multi component image.
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*
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* returns:
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* number of components
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*/
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ulong image_multi_count(const image_header_t *hdr)
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{
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ulong i, count = 0;
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uint32_t *size;
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/* get start of the image payload, which in case of multi
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* component images that points to a table of component sizes */
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size = (uint32_t *)image_get_data(hdr);
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/* count non empty slots */
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for (i = 0; size[i]; ++i)
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count++;
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return count;
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}
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/**
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* image_multi_getimg - get component data address and size
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* @hdr: pointer to the header of the multi component image
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* @idx: index of the requested component
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* @data: pointer to a ulong variable, will hold component data address
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* @len: pointer to a ulong variable, will hold component size
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*
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* image_multi_getimg() returns size and data address for the requested
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* component in a multi component image.
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*
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* Note: no checking of the image type is done, caller must pass
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* a valid multi component image.
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*
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* returns:
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* data address and size of the component, if idx is valid
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* 0 in data and len, if idx is out of range
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*/
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void image_multi_getimg(const image_header_t *hdr, ulong idx,
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ulong *data, ulong *len)
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{
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int i;
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uint32_t *size;
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ulong offset, count, img_data;
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/* get number of component */
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count = image_multi_count(hdr);
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/* get start of the image payload, which in case of multi
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* component images that points to a table of component sizes */
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size = (uint32_t *)image_get_data(hdr);
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/* get address of the proper component data start, which means
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* skipping sizes table (add 1 for last, null entry) */
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img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
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if (idx < count) {
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*len = uimage_to_cpu(size[idx]);
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offset = 0;
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/* go over all indices preceding requested component idx */
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for (i = 0; i < idx; i++) {
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/* add up i-th component size, rounding up to 4 bytes */
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offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
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}
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/* calculate idx-th component data address */
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*data = img_data + offset;
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} else {
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*len = 0;
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*data = 0;
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}
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}
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static void image_print_type(const image_header_t *hdr)
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{
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const char *os, *arch, *type, *comp;
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os = genimg_get_os_name(image_get_os(hdr));
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arch = genimg_get_arch_name(image_get_arch(hdr));
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type = genimg_get_type_name(image_get_type(hdr));
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comp = genimg_get_comp_name(image_get_comp(hdr));
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printf("%s %s %s (%s)\n", arch, os, type, comp);
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}
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/**
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* image_print_contents - prints out the contents of the legacy format image
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* @ptr: pointer to the legacy format image header
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* @p: pointer to prefix string
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*
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* image_print_contents() formats a multi line legacy image contents description.
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* The routine prints out all header fields followed by the size/offset data
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* for MULTI/SCRIPT images.
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*
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* returns:
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* no returned results
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*/
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void image_print_contents(const void *ptr)
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{
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const image_header_t *hdr = (const image_header_t *)ptr;
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const char *p;
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#ifdef USE_HOSTCC
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p = "";
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#else
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p = " ";
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#endif
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printf("%sImage Name: %.*s\n", p, IH_NMLEN, image_get_name(hdr));
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#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
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printf("%sCreated: ", p);
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genimg_print_time((time_t)image_get_time(hdr));
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#endif
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printf("%sImage Type: ", p);
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image_print_type(hdr);
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printf("%sData Size: ", p);
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genimg_print_size(image_get_data_size(hdr));
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printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
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printf("%sEntry Point: %08x\n", p, image_get_ep(hdr));
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if (image_check_type(hdr, IH_TYPE_MULTI) ||
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image_check_type(hdr, IH_TYPE_SCRIPT)) {
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int i;
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ulong data, len;
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ulong count = image_multi_count(hdr);
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printf("%sContents:\n", p);
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for (i = 0; i < count; i++) {
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image_multi_getimg(hdr, i, &data, &len);
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printf("%s Image %d: ", p, i);
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genimg_print_size(len);
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if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
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/*
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* the user may need to know offsets
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* if planning to do something with
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* multiple files
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*/
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printf("%s Offset = 0x%08lx\n", p, data);
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}
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}
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}
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}
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#ifndef USE_HOSTCC
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/**
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* image_get_ramdisk - get and verify ramdisk image
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* @rd_addr: ramdisk image start address
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* @arch: expected ramdisk architecture
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* @verify: checksum verification flag
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*
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* image_get_ramdisk() returns a pointer to the verified ramdisk image
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* header. Routine receives image start address and expected architecture
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* flag. Verification done covers data and header integrity and os/type/arch
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* fields checking.
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*
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* If dataflash support is enabled routine checks for dataflash addresses
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* and handles required dataflash reads.
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*
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* returns:
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* pointer to a ramdisk image header, if image was found and valid
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* otherwise, return NULL
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*/
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static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
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int verify)
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{
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const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
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if (!image_check_magic(rd_hdr)) {
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puts("Bad Magic Number\n");
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bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
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return NULL;
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}
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if (!image_check_hcrc(rd_hdr)) {
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puts("Bad Header Checksum\n");
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bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
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return NULL;
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}
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bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
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image_print_contents(rd_hdr);
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if (verify) {
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puts(" Verifying Checksum ... ");
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if (!image_check_dcrc(rd_hdr)) {
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puts("Bad Data CRC\n");
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bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
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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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bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
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if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
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!image_check_arch(rd_hdr, arch) ||
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!image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
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printf("No Linux %s Ramdisk Image\n",
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genimg_get_arch_name(arch));
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bootstage_error(BOOTSTAGE_ID_RAMDISK);
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return NULL;
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}
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return rd_hdr;
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}
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#endif /* !USE_HOSTCC */
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/*****************************************************************************/
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/* Shared dual-format routines */
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/*****************************************************************************/
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#ifndef USE_HOSTCC
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int getenv_yesno(char *var)
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{
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char *s = getenv(var);
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return (s && (*s == 'n')) ? 0 : 1;
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}
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ulong getenv_bootm_low(void)
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{
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char *s = getenv("bootm_low");
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if (s) {
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ulong tmp = simple_strtoul(s, NULL, 16);
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return tmp;
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}
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#if defined(CONFIG_SYS_SDRAM_BASE)
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return CONFIG_SYS_SDRAM_BASE;
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#elif defined(CONFIG_ARM)
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return gd->bd->bi_dram[0].start;
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#else
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return 0;
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#endif
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}
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phys_size_t getenv_bootm_size(void)
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{
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phys_size_t tmp;
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char *s = getenv("bootm_size");
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if (s) {
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tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
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return tmp;
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}
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s = getenv("bootm_low");
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if (s)
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tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
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else
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tmp = 0;
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#if defined(CONFIG_ARM)
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return gd->bd->bi_dram[0].size - tmp;
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#else
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return gd->bd->bi_memsize - tmp;
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#endif
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}
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phys_size_t getenv_bootm_mapsize(void)
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{
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|
phys_size_t tmp;
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char *s = getenv("bootm_mapsize");
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|
if (s) {
|
|
tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
|
|
return tmp;
|
|
}
|
|
|
|
#if defined(CONFIG_SYS_BOOTMAPSZ)
|
|
return CONFIG_SYS_BOOTMAPSZ;
|
|
#else
|
|
return getenv_bootm_size();
|
|
#endif
|
|
}
|
|
|
|
void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
|
|
{
|
|
if (to == from)
|
|
return;
|
|
|
|
#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
|
|
while (len > 0) {
|
|
size_t tail = (len > chunksz) ? chunksz : len;
|
|
WATCHDOG_RESET();
|
|
memmove(to, from, tail);
|
|
to += tail;
|
|
from += tail;
|
|
len -= tail;
|
|
}
|
|
#else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
|
|
memmove(to, from, len);
|
|
#endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
|
|
}
|
|
#endif /* !USE_HOSTCC */
|
|
|
|
void genimg_print_size(uint32_t size)
|
|
{
|
|
#ifndef USE_HOSTCC
|
|
printf("%d Bytes = ", size);
|
|
print_size(size, "\n");
|
|
#else
|
|
printf("%d Bytes = %.2f kB = %.2f MB\n",
|
|
size, (double)size / 1.024e3,
|
|
(double)size / 1.048576e6);
|
|
#endif
|
|
}
|
|
|
|
#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
|
|
static void genimg_print_time(time_t timestamp)
|
|
{
|
|
#ifndef USE_HOSTCC
|
|
struct rtc_time tm;
|
|
|
|
to_tm(timestamp, &tm);
|
|
printf("%4d-%02d-%02d %2d:%02d:%02d UTC\n",
|
|
tm.tm_year, tm.tm_mon, tm.tm_mday,
|
|
tm.tm_hour, tm.tm_min, tm.tm_sec);
|
|
#else
|
|
printf("%s", ctime(×tamp));
|
|
#endif
|
|
}
|
|
#endif /* CONFIG_TIMESTAMP || CONFIG_CMD_DATE || USE_HOSTCC */
|
|
|
|
/**
|
|
* get_table_entry_name - translate entry id to long name
|
|
* @table: pointer to a translation table for entries of a specific type
|
|
* @msg: message to be returned when translation fails
|
|
* @id: entry id to be translated
|
|
*
|
|
* get_table_entry_name() will go over translation table trying to find
|
|
* entry that matches given id. If matching entry is found, its long
|
|
* name is returned to the caller.
|
|
*
|
|
* returns:
|
|
* long entry name if translation succeeds
|
|
* msg otherwise
|
|
*/
|
|
char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
|
|
{
|
|
for (; table->id >= 0; ++table) {
|
|
if (table->id == id)
|
|
#if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
|
|
return table->lname;
|
|
#else
|
|
return table->lname + gd->reloc_off;
|
|
#endif
|
|
}
|
|
return (msg);
|
|
}
|
|
|
|
const char *genimg_get_os_name(uint8_t os)
|
|
{
|
|
return (get_table_entry_name(uimage_os, "Unknown OS", os));
|
|
}
|
|
|
|
const char *genimg_get_arch_name(uint8_t arch)
|
|
{
|
|
return (get_table_entry_name(uimage_arch, "Unknown Architecture",
|
|
arch));
|
|
}
|
|
|
|
const char *genimg_get_type_name(uint8_t type)
|
|
{
|
|
return (get_table_entry_name(uimage_type, "Unknown Image", type));
|
|
}
|
|
|
|
const char *genimg_get_comp_name(uint8_t comp)
|
|
{
|
|
return (get_table_entry_name(uimage_comp, "Unknown Compression",
|
|
comp));
|
|
}
|
|
|
|
/**
|
|
* get_table_entry_id - translate short entry name to id
|
|
* @table: pointer to a translation table for entries of a specific type
|
|
* @table_name: to be used in case of error
|
|
* @name: entry short name to be translated
|
|
*
|
|
* get_table_entry_id() will go over translation table trying to find
|
|
* entry that matches given short name. If matching entry is found,
|
|
* its id returned to the caller.
|
|
*
|
|
* returns:
|
|
* entry id if translation succeeds
|
|
* -1 otherwise
|
|
*/
|
|
int get_table_entry_id(const table_entry_t *table,
|
|
const char *table_name, const char *name)
|
|
{
|
|
const table_entry_t *t;
|
|
#ifdef USE_HOSTCC
|
|
int first = 1;
|
|
|
|
for (t = table; t->id >= 0; ++t) {
|
|
if (t->sname && strcasecmp(t->sname, name) == 0)
|
|
return(t->id);
|
|
}
|
|
|
|
fprintf(stderr, "\nInvalid %s Type - valid names are", table_name);
|
|
for (t = table; t->id >= 0; ++t) {
|
|
if (t->sname == NULL)
|
|
continue;
|
|
fprintf(stderr, "%c %s", (first) ? ':' : ',', t->sname);
|
|
first = 0;
|
|
}
|
|
fprintf(stderr, "\n");
|
|
#else
|
|
for (t = table; t->id >= 0; ++t) {
|
|
#ifdef CONFIG_NEEDS_MANUAL_RELOC
|
|
if (t->sname && strcmp(t->sname + gd->reloc_off, name) == 0)
|
|
#else
|
|
if (t->sname && strcmp(t->sname, name) == 0)
|
|
#endif
|
|
return (t->id);
|
|
}
|
|
debug("Invalid %s Type: %s\n", table_name, name);
|
|
#endif /* USE_HOSTCC */
|
|
return (-1);
|
|
}
|
|
|
|
int genimg_get_os_id(const char *name)
|
|
{
|
|
return (get_table_entry_id(uimage_os, "OS", name));
|
|
}
|
|
|
|
int genimg_get_arch_id(const char *name)
|
|
{
|
|
return (get_table_entry_id(uimage_arch, "CPU", name));
|
|
}
|
|
|
|
int genimg_get_type_id(const char *name)
|
|
{
|
|
return (get_table_entry_id(uimage_type, "Image", name));
|
|
}
|
|
|
|
int genimg_get_comp_id(const char *name)
|
|
{
|
|
return (get_table_entry_id(uimage_comp, "Compression", name));
|
|
}
|
|
|
|
#ifndef USE_HOSTCC
|
|
/**
|
|
* genimg_get_format - get image format type
|
|
* @img_addr: image start address
|
|
*
|
|
* genimg_get_format() checks whether provided address points to a valid
|
|
* legacy or FIT image.
|
|
*
|
|
* New uImage format and FDT blob are based on a libfdt. FDT blob
|
|
* may be passed directly or embedded in a FIT image. In both situations
|
|
* genimg_get_format() must be able to dectect libfdt header.
|
|
*
|
|
* returns:
|
|
* image format type or IMAGE_FORMAT_INVALID if no image is present
|
|
*/
|
|
int genimg_get_format(void *img_addr)
|
|
{
|
|
ulong format = IMAGE_FORMAT_INVALID;
|
|
const image_header_t *hdr;
|
|
#if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
|
|
char *fit_hdr;
|
|
#endif
|
|
|
|
hdr = (const image_header_t *)img_addr;
|
|
if (image_check_magic(hdr))
|
|
format = IMAGE_FORMAT_LEGACY;
|
|
#if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
|
|
else {
|
|
fit_hdr = (char *)img_addr;
|
|
if (fdt_check_header(fit_hdr) == 0)
|
|
format = IMAGE_FORMAT_FIT;
|
|
}
|
|
#endif
|
|
|
|
return format;
|
|
}
|
|
|
|
/**
|
|
* genimg_get_image - get image from special storage (if necessary)
|
|
* @img_addr: image start address
|
|
*
|
|
* genimg_get_image() checks if provided image start adddress is located
|
|
* in a dataflash storage. If so, image is moved to a system RAM memory.
|
|
*
|
|
* returns:
|
|
* image start address after possible relocation from special storage
|
|
*/
|
|
ulong genimg_get_image(ulong img_addr)
|
|
{
|
|
ulong ram_addr = img_addr;
|
|
|
|
#ifdef CONFIG_HAS_DATAFLASH
|
|
ulong h_size, d_size;
|
|
|
|
if (addr_dataflash(img_addr)) {
|
|
/* ger RAM address */
|
|
ram_addr = CONFIG_SYS_LOAD_ADDR;
|
|
|
|
/* get header size */
|
|
h_size = image_get_header_size();
|
|
#if defined(CONFIG_FIT)
|
|
if (sizeof(struct fdt_header) > h_size)
|
|
h_size = sizeof(struct fdt_header);
|
|
#endif
|
|
|
|
/* read in header */
|
|
debug(" Reading image header from dataflash address "
|
|
"%08lx to RAM address %08lx\n", img_addr, ram_addr);
|
|
|
|
read_dataflash(img_addr, h_size, (char *)ram_addr);
|
|
|
|
/* get data size */
|
|
switch (genimg_get_format((void *)ram_addr)) {
|
|
case IMAGE_FORMAT_LEGACY:
|
|
d_size = image_get_data_size(
|
|
(const image_header_t *)ram_addr);
|
|
debug(" Legacy format image found at 0x%08lx, "
|
|
"size 0x%08lx\n",
|
|
ram_addr, d_size);
|
|
break;
|
|
#if defined(CONFIG_FIT)
|
|
case IMAGE_FORMAT_FIT:
|
|
d_size = fit_get_size((const void *)ram_addr) - h_size;
|
|
debug(" FIT/FDT format image found at 0x%08lx, "
|
|
"size 0x%08lx\n",
|
|
ram_addr, d_size);
|
|
break;
|
|
#endif
|
|
default:
|
|
printf(" No valid image found at 0x%08lx\n",
|
|
img_addr);
|
|
return ram_addr;
|
|
}
|
|
|
|
/* read in image data */
|
|
debug(" Reading image remaining data from dataflash address "
|
|
"%08lx to RAM address %08lx\n", img_addr + h_size,
|
|
ram_addr + h_size);
|
|
|
|
read_dataflash(img_addr + h_size, d_size,
|
|
(char *)(ram_addr + h_size));
|
|
|
|
}
|
|
#endif /* CONFIG_HAS_DATAFLASH */
|
|
|
|
return ram_addr;
|
|
}
|
|
|
|
/**
|
|
* fit_has_config - check if there is a valid FIT configuration
|
|
* @images: pointer to the bootm command headers structure
|
|
*
|
|
* fit_has_config() checks if there is a FIT configuration in use
|
|
* (if FTI support is present).
|
|
*
|
|
* returns:
|
|
* 0, no FIT support or no configuration found
|
|
* 1, configuration found
|
|
*/
|
|
int genimg_has_config(bootm_headers_t *images)
|
|
{
|
|
#if defined(CONFIG_FIT)
|
|
if (images->fit_uname_cfg)
|
|
return 1;
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* boot_get_ramdisk - main ramdisk handling routine
|
|
* @argc: command argument count
|
|
* @argv: command argument list
|
|
* @images: pointer to the bootm images structure
|
|
* @arch: expected ramdisk architecture
|
|
* @rd_start: pointer to a ulong variable, will hold ramdisk start address
|
|
* @rd_end: pointer to a ulong variable, will hold ramdisk end
|
|
*
|
|
* boot_get_ramdisk() is responsible for finding a valid ramdisk image.
|
|
* Curently supported are the following ramdisk sources:
|
|
* - multicomponent kernel/ramdisk image,
|
|
* - commandline provided address of decicated ramdisk image.
|
|
*
|
|
* returns:
|
|
* 0, if ramdisk image was found and valid, or skiped
|
|
* rd_start and rd_end are set to ramdisk start/end addresses if
|
|
* ramdisk image is found and valid
|
|
*
|
|
* 1, if ramdisk image is found but corrupted, or invalid
|
|
* rd_start and rd_end are set to 0 if no ramdisk exists
|
|
*/
|
|
int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
|
|
uint8_t arch, ulong *rd_start, ulong *rd_end)
|
|
{
|
|
ulong rd_addr, rd_load;
|
|
ulong rd_data, rd_len;
|
|
const image_header_t *rd_hdr;
|
|
#ifdef CONFIG_SUPPORT_RAW_INITRD
|
|
char *end;
|
|
#endif
|
|
#if defined(CONFIG_FIT)
|
|
void *fit_hdr;
|
|
const char *fit_uname_config = NULL;
|
|
const char *fit_uname_ramdisk = NULL;
|
|
ulong default_addr;
|
|
int rd_noffset;
|
|
int cfg_noffset;
|
|
const void *data;
|
|
size_t size;
|
|
#endif
|
|
|
|
*rd_start = 0;
|
|
*rd_end = 0;
|
|
|
|
/*
|
|
* Look for a '-' which indicates to ignore the
|
|
* ramdisk argument
|
|
*/
|
|
if ((argc >= 3) && (strcmp(argv[2], "-") == 0)) {
|
|
debug("## Skipping init Ramdisk\n");
|
|
rd_len = rd_data = 0;
|
|
} else if (argc >= 3 || genimg_has_config(images)) {
|
|
#if defined(CONFIG_FIT)
|
|
if (argc >= 3) {
|
|
/*
|
|
* If the init ramdisk comes from the FIT image and
|
|
* the FIT image address is omitted in the command
|
|
* line argument, try to use os FIT image address or
|
|
* default load address.
|
|
*/
|
|
if (images->fit_uname_os)
|
|
default_addr = (ulong)images->fit_hdr_os;
|
|
else
|
|
default_addr = load_addr;
|
|
|
|
if (fit_parse_conf(argv[2], default_addr,
|
|
&rd_addr, &fit_uname_config)) {
|
|
debug("* ramdisk: config '%s' from image at "
|
|
"0x%08lx\n",
|
|
fit_uname_config, rd_addr);
|
|
} else if (fit_parse_subimage(argv[2], default_addr,
|
|
&rd_addr, &fit_uname_ramdisk)) {
|
|
debug("* ramdisk: subimage '%s' from image at "
|
|
"0x%08lx\n",
|
|
fit_uname_ramdisk, rd_addr);
|
|
} else
|
|
#endif
|
|
{
|
|
rd_addr = simple_strtoul(argv[2], NULL, 16);
|
|
debug("* ramdisk: cmdline image address = "
|
|
"0x%08lx\n",
|
|
rd_addr);
|
|
}
|
|
#if defined(CONFIG_FIT)
|
|
} else {
|
|
/* use FIT configuration provided in first bootm
|
|
* command argument
|
|
*/
|
|
rd_addr = (ulong)images->fit_hdr_os;
|
|
fit_uname_config = images->fit_uname_cfg;
|
|
debug("* ramdisk: using config '%s' from image "
|
|
"at 0x%08lx\n",
|
|
fit_uname_config, rd_addr);
|
|
|
|
/*
|
|
* Check whether configuration has ramdisk defined,
|
|
* if not, don't try to use it, quit silently.
|
|
*/
|
|
fit_hdr = (void *)rd_addr;
|
|
cfg_noffset = fit_conf_get_node(fit_hdr,
|
|
fit_uname_config);
|
|
if (cfg_noffset < 0) {
|
|
debug("* ramdisk: no such config\n");
|
|
return 1;
|
|
}
|
|
|
|
rd_noffset = fit_conf_get_ramdisk_node(fit_hdr,
|
|
cfg_noffset);
|
|
if (rd_noffset < 0) {
|
|
debug("* ramdisk: no ramdisk in config\n");
|
|
return 0;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
/* copy from dataflash if needed */
|
|
rd_addr = genimg_get_image(rd_addr);
|
|
|
|
/*
|
|
* Check if there is an initrd image at the
|
|
* address provided in the second bootm argument
|
|
* check image type, for FIT images get FIT node.
|
|
*/
|
|
switch (genimg_get_format((void *)rd_addr)) {
|
|
case IMAGE_FORMAT_LEGACY:
|
|
printf("## Loading init Ramdisk from Legacy "
|
|
"Image at %08lx ...\n", rd_addr);
|
|
|
|
bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
|
|
rd_hdr = image_get_ramdisk(rd_addr, arch,
|
|
images->verify);
|
|
|
|
if (rd_hdr == NULL)
|
|
return 1;
|
|
|
|
rd_data = image_get_data(rd_hdr);
|
|
rd_len = image_get_data_size(rd_hdr);
|
|
rd_load = image_get_load(rd_hdr);
|
|
break;
|
|
#if defined(CONFIG_FIT)
|
|
case IMAGE_FORMAT_FIT:
|
|
fit_hdr = (void *)rd_addr;
|
|
printf("## Loading init Ramdisk from FIT "
|
|
"Image at %08lx ...\n", rd_addr);
|
|
|
|
bootstage_mark(BOOTSTAGE_ID_FIT_RD_FORMAT);
|
|
if (!fit_check_format(fit_hdr)) {
|
|
puts("Bad FIT ramdisk image format!\n");
|
|
bootstage_error(
|
|
BOOTSTAGE_ID_FIT_RD_FORMAT);
|
|
return 1;
|
|
}
|
|
bootstage_mark(BOOTSTAGE_ID_FIT_RD_FORMAT_OK);
|
|
|
|
if (!fit_uname_ramdisk) {
|
|
/*
|
|
* no ramdisk 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
|
|
*/
|
|
bootstage_mark(
|
|
BOOTSTAGE_ID_FIT_RD_NO_UNIT_NAME);
|
|
cfg_noffset = fit_conf_get_node(fit_hdr,
|
|
fit_uname_config);
|
|
if (cfg_noffset < 0) {
|
|
puts("Could not find configuration "
|
|
"node\n");
|
|
bootstage_error(
|
|
BOOTSTAGE_ID_FIT_RD_NO_UNIT_NAME);
|
|
return 1;
|
|
}
|
|
fit_uname_config = fdt_get_name(fit_hdr,
|
|
cfg_noffset, NULL);
|
|
printf(" Using '%s' configuration\n",
|
|
fit_uname_config);
|
|
|
|
rd_noffset = fit_conf_get_ramdisk_node(fit_hdr,
|
|
cfg_noffset);
|
|
fit_uname_ramdisk = fit_get_name(fit_hdr,
|
|
rd_noffset, NULL);
|
|
} else {
|
|
/* get ramdisk component image node offset */
|
|
bootstage_mark(
|
|
BOOTSTAGE_ID_FIT_RD_UNIT_NAME);
|
|
rd_noffset = fit_image_get_node(fit_hdr,
|
|
fit_uname_ramdisk);
|
|
}
|
|
if (rd_noffset < 0) {
|
|
puts("Could not find subimage node\n");
|
|
bootstage_error(BOOTSTAGE_ID_FIT_RD_SUBNODE);
|
|
return 1;
|
|
}
|
|
|
|
printf(" Trying '%s' ramdisk subimage\n",
|
|
fit_uname_ramdisk);
|
|
|
|
bootstage_mark(BOOTSTAGE_ID_FIT_RD_CHECK);
|
|
if (!fit_check_ramdisk(fit_hdr, rd_noffset, arch,
|
|
images->verify))
|
|
return 1;
|
|
|
|
/* get ramdisk image data address and length */
|
|
if (fit_image_get_data(fit_hdr, rd_noffset, &data,
|
|
&size)) {
|
|
puts("Could not find ramdisk subimage data!\n");
|
|
bootstage_error(BOOTSTAGE_ID_FIT_RD_GET_DATA);
|
|
return 1;
|
|
}
|
|
bootstage_mark(BOOTSTAGE_ID_FIT_RD_GET_DATA_OK);
|
|
|
|
rd_data = (ulong)data;
|
|
rd_len = size;
|
|
|
|
if (fit_image_get_load(fit_hdr, rd_noffset, &rd_load)) {
|
|
puts("Can't get ramdisk subimage load "
|
|
"address!\n");
|
|
bootstage_error(BOOTSTAGE_ID_FIT_RD_LOAD);
|
|
return 1;
|
|
}
|
|
bootstage_mark(BOOTSTAGE_ID_FIT_RD_LOAD);
|
|
|
|
images->fit_hdr_rd = fit_hdr;
|
|
images->fit_uname_rd = fit_uname_ramdisk;
|
|
images->fit_noffset_rd = rd_noffset;
|
|
break;
|
|
#endif
|
|
default:
|
|
#ifdef CONFIG_SUPPORT_RAW_INITRD
|
|
if (argc >= 3 && (end = strchr(argv[2], ':'))) {
|
|
rd_len = simple_strtoul(++end, NULL, 16);
|
|
rd_data = rd_addr;
|
|
} else
|
|
#endif
|
|
{
|
|
puts("Wrong Ramdisk Image Format\n");
|
|
rd_data = rd_len = rd_load = 0;
|
|
return 1;
|
|
}
|
|
}
|
|
} else if (images->legacy_hdr_valid &&
|
|
image_check_type(&images->legacy_hdr_os_copy,
|
|
IH_TYPE_MULTI)) {
|
|
|
|
/*
|
|
* Now check if we have a legacy mult-component image,
|
|
* get second entry data start address and len.
|
|
*/
|
|
bootstage_mark(BOOTSTAGE_ID_RAMDISK);
|
|
printf("## Loading init Ramdisk from multi component "
|
|
"Legacy Image at %08lx ...\n",
|
|
(ulong)images->legacy_hdr_os);
|
|
|
|
image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
|
|
} else {
|
|
/*
|
|
* no initrd image
|
|
*/
|
|
bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
|
|
rd_len = rd_data = 0;
|
|
}
|
|
|
|
if (!rd_data) {
|
|
debug("## No init Ramdisk\n");
|
|
} else {
|
|
*rd_start = rd_data;
|
|
*rd_end = rd_data + rd_len;
|
|
}
|
|
debug(" ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
|
|
*rd_start, *rd_end);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
|
|
/**
|
|
* boot_ramdisk_high - relocate init ramdisk
|
|
* @lmb: pointer to lmb handle, will be used for memory mgmt
|
|
* @rd_data: ramdisk data start address
|
|
* @rd_len: ramdisk data length
|
|
* @initrd_start: pointer to a ulong variable, will hold final init ramdisk
|
|
* start address (after possible relocation)
|
|
* @initrd_end: pointer to a ulong variable, will hold final init ramdisk
|
|
* end address (after possible relocation)
|
|
*
|
|
* boot_ramdisk_high() takes a relocation hint from "initrd_high" environement
|
|
* variable and if requested ramdisk data is moved to a specified location.
|
|
*
|
|
* Initrd_start and initrd_end are set to final (after relocation) ramdisk
|
|
* start/end addresses if ramdisk image start and len were provided,
|
|
* otherwise set initrd_start and initrd_end set to zeros.
|
|
*
|
|
* returns:
|
|
* 0 - success
|
|
* -1 - failure
|
|
*/
|
|
int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
|
|
ulong *initrd_start, ulong *initrd_end)
|
|
{
|
|
char *s;
|
|
ulong initrd_high;
|
|
int initrd_copy_to_ram = 1;
|
|
|
|
if ((s = getenv("initrd_high")) != NULL) {
|
|
/* a value of "no" or a similar string will act like 0,
|
|
* turning the "load high" feature off. This is intentional.
|
|
*/
|
|
initrd_high = simple_strtoul(s, NULL, 16);
|
|
if (initrd_high == ~0)
|
|
initrd_copy_to_ram = 0;
|
|
} else {
|
|
/* not set, no restrictions to load high */
|
|
initrd_high = ~0;
|
|
}
|
|
|
|
|
|
#ifdef CONFIG_LOGBUFFER
|
|
/* Prevent initrd from overwriting logbuffer */
|
|
lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
|
|
#endif
|
|
|
|
debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
|
|
initrd_high, initrd_copy_to_ram);
|
|
|
|
if (rd_data) {
|
|
if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */
|
|
debug(" in-place initrd\n");
|
|
*initrd_start = rd_data;
|
|
*initrd_end = rd_data + rd_len;
|
|
lmb_reserve(lmb, rd_data, rd_len);
|
|
} else {
|
|
if (initrd_high)
|
|
*initrd_start = (ulong)lmb_alloc_base(lmb,
|
|
rd_len, 0x1000, initrd_high);
|
|
else
|
|
*initrd_start = (ulong)lmb_alloc(lmb, rd_len,
|
|
0x1000);
|
|
|
|
if (*initrd_start == 0) {
|
|
puts("ramdisk - allocation error\n");
|
|
goto error;
|
|
}
|
|
bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
|
|
|
|
*initrd_end = *initrd_start + rd_len;
|
|
printf(" Loading Ramdisk to %08lx, end %08lx ... ",
|
|
*initrd_start, *initrd_end);
|
|
|
|
memmove_wd((void *)*initrd_start,
|
|
(void *)rd_data, rd_len, CHUNKSZ);
|
|
|
|
#ifdef CONFIG_MP
|
|
/*
|
|
* Ensure the image is flushed to memory to handle
|
|
* AMP boot scenarios in which we might not be
|
|
* HW cache coherent
|
|
*/
|
|
flush_cache((unsigned long)*initrd_start, rd_len);
|
|
#endif
|
|
puts("OK\n");
|
|
}
|
|
} else {
|
|
*initrd_start = 0;
|
|
*initrd_end = 0;
|
|
}
|
|
debug(" ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
|
|
*initrd_start, *initrd_end);
|
|
|
|
return 0;
|
|
|
|
error:
|
|
return -1;
|
|
}
|
|
#endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
|
|
|
|
#ifdef CONFIG_OF_LIBFDT
|
|
static void fdt_error(const char *msg)
|
|
{
|
|
puts("ERROR: ");
|
|
puts(msg);
|
|
puts(" - must RESET the board to recover.\n");
|
|
}
|
|
|
|
static const image_header_t *image_get_fdt(ulong fdt_addr)
|
|
{
|
|
const image_header_t *fdt_hdr = (const image_header_t *)fdt_addr;
|
|
|
|
image_print_contents(fdt_hdr);
|
|
|
|
puts(" Verifying Checksum ... ");
|
|
if (!image_check_hcrc(fdt_hdr)) {
|
|
fdt_error("fdt header checksum invalid");
|
|
return NULL;
|
|
}
|
|
|
|
if (!image_check_dcrc(fdt_hdr)) {
|
|
fdt_error("fdt checksum invalid");
|
|
return NULL;
|
|
}
|
|
puts("OK\n");
|
|
|
|
if (!image_check_type(fdt_hdr, IH_TYPE_FLATDT)) {
|
|
fdt_error("uImage is not a fdt");
|
|
return NULL;
|
|
}
|
|
if (image_get_comp(fdt_hdr) != IH_COMP_NONE) {
|
|
fdt_error("uImage is compressed");
|
|
return NULL;
|
|
}
|
|
if (fdt_check_header((char *)image_get_data(fdt_hdr)) != 0) {
|
|
fdt_error("uImage data is not a fdt");
|
|
return NULL;
|
|
}
|
|
return fdt_hdr;
|
|
}
|
|
|
|
/**
|
|
* fit_check_fdt - verify FIT format FDT subimage
|
|
* @fit_hdr: pointer to the FIT header
|
|
* fdt_noffset: FDT subimage node offset within FIT image
|
|
* @verify: data CRC verification flag
|
|
*
|
|
* fit_check_fdt() verifies integrity of the FDT subimage and from
|
|
* specified FIT image.
|
|
*
|
|
* returns:
|
|
* 1, on success
|
|
* 0, on failure
|
|
*/
|
|
#if defined(CONFIG_FIT)
|
|
static int fit_check_fdt(const void *fit, int fdt_noffset, int verify)
|
|
{
|
|
fit_image_print(fit, fdt_noffset, " ");
|
|
|
|
if (verify) {
|
|
puts(" Verifying Hash Integrity ... ");
|
|
if (!fit_image_check_hashes(fit, fdt_noffset)) {
|
|
fdt_error("Bad Data Hash");
|
|
return 0;
|
|
}
|
|
puts("OK\n");
|
|
}
|
|
|
|
if (!fit_image_check_type(fit, fdt_noffset, IH_TYPE_FLATDT)) {
|
|
fdt_error("Not a FDT image");
|
|
return 0;
|
|
}
|
|
|
|
if (!fit_image_check_comp(fit, fdt_noffset, IH_COMP_NONE)) {
|
|
fdt_error("FDT image is compressed");
|
|
return 0;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
#endif /* CONFIG_FIT */
|
|
|
|
#ifndef CONFIG_SYS_FDT_PAD
|
|
#define CONFIG_SYS_FDT_PAD 0x3000
|
|
#endif
|
|
|
|
#if defined(CONFIG_OF_LIBFDT)
|
|
/**
|
|
* boot_fdt_add_mem_rsv_regions - Mark the memreserve sections as unusable
|
|
* @lmb: pointer to lmb handle, will be used for memory mgmt
|
|
* @fdt_blob: pointer to fdt blob base address
|
|
*
|
|
* Adds the memreserve regions in the dtb to the lmb block. Adding the
|
|
* memreserve regions prevents u-boot from using them to store the initrd
|
|
* or the fdt blob.
|
|
*/
|
|
void boot_fdt_add_mem_rsv_regions(struct lmb *lmb, void *fdt_blob)
|
|
{
|
|
uint64_t addr, size;
|
|
int i, total;
|
|
|
|
if (fdt_check_header(fdt_blob) != 0)
|
|
return;
|
|
|
|
total = fdt_num_mem_rsv(fdt_blob);
|
|
for (i = 0; i < total; i++) {
|
|
if (fdt_get_mem_rsv(fdt_blob, i, &addr, &size) != 0)
|
|
continue;
|
|
printf(" reserving fdt memory region: addr=%llx size=%llx\n",
|
|
(unsigned long long)addr, (unsigned long long)size);
|
|
lmb_reserve(lmb, addr, size);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* boot_relocate_fdt - relocate flat device tree
|
|
* @lmb: pointer to lmb handle, will be used for memory mgmt
|
|
* @of_flat_tree: pointer to a char* variable, will hold fdt start address
|
|
* @of_size: pointer to a ulong variable, will hold fdt length
|
|
*
|
|
* boot_relocate_fdt() allocates a region of memory within the bootmap and
|
|
* relocates the of_flat_tree into that region, even if the fdt is already in
|
|
* the bootmap. It also expands the size of the fdt by CONFIG_SYS_FDT_PAD
|
|
* bytes.
|
|
*
|
|
* of_flat_tree and of_size are set to final (after relocation) values
|
|
*
|
|
* returns:
|
|
* 0 - success
|
|
* 1 - failure
|
|
*/
|
|
int boot_relocate_fdt(struct lmb *lmb, char **of_flat_tree, ulong *of_size)
|
|
{
|
|
void *fdt_blob = *of_flat_tree;
|
|
void *of_start = 0;
|
|
char *fdt_high;
|
|
ulong of_len = 0;
|
|
int err;
|
|
int disable_relocation = 0;
|
|
|
|
/* nothing to do */
|
|
if (*of_size == 0)
|
|
return 0;
|
|
|
|
if (fdt_check_header(fdt_blob) != 0) {
|
|
fdt_error("image is not a fdt");
|
|
goto error;
|
|
}
|
|
|
|
/* position on a 4K boundary before the alloc_current */
|
|
/* Pad the FDT by a specified amount */
|
|
of_len = *of_size + CONFIG_SYS_FDT_PAD;
|
|
|
|
/* If fdt_high is set use it to select the relocation address */
|
|
fdt_high = getenv("fdt_high");
|
|
if (fdt_high) {
|
|
void *desired_addr = (void *)simple_strtoul(fdt_high, NULL, 16);
|
|
|
|
if (((ulong) desired_addr) == ~0UL) {
|
|
/* All ones means use fdt in place */
|
|
of_start = fdt_blob;
|
|
lmb_reserve(lmb, (ulong)of_start, of_len);
|
|
disable_relocation = 1;
|
|
} else if (desired_addr) {
|
|
of_start =
|
|
(void *)(ulong) lmb_alloc_base(lmb, of_len, 0x1000,
|
|
(ulong)desired_addr);
|
|
if (of_start == 0) {
|
|
puts("Failed using fdt_high value for Device Tree");
|
|
goto error;
|
|
}
|
|
} else {
|
|
of_start =
|
|
(void *)(ulong) lmb_alloc(lmb, of_len, 0x1000);
|
|
}
|
|
} else {
|
|
of_start =
|
|
(void *)(ulong) lmb_alloc_base(lmb, of_len, 0x1000,
|
|
getenv_bootm_mapsize()
|
|
+ getenv_bootm_low());
|
|
}
|
|
|
|
if (of_start == 0) {
|
|
puts("device tree - allocation error\n");
|
|
goto error;
|
|
}
|
|
|
|
if (disable_relocation) {
|
|
/* We assume there is space after the existing fdt to use for padding */
|
|
fdt_set_totalsize(of_start, of_len);
|
|
printf(" Using Device Tree in place at %p, end %p\n",
|
|
of_start, of_start + of_len - 1);
|
|
} else {
|
|
debug("## device tree at %p ... %p (len=%ld [0x%lX])\n",
|
|
fdt_blob, fdt_blob + *of_size - 1, of_len, of_len);
|
|
|
|
printf(" Loading Device Tree to %p, end %p ... ",
|
|
of_start, of_start + of_len - 1);
|
|
|
|
err = fdt_open_into(fdt_blob, of_start, of_len);
|
|
if (err != 0) {
|
|
fdt_error("fdt move failed");
|
|
goto error;
|
|
}
|
|
puts("OK\n");
|
|
}
|
|
|
|
*of_flat_tree = of_start;
|
|
*of_size = of_len;
|
|
|
|
set_working_fdt_addr(*of_flat_tree);
|
|
return 0;
|
|
|
|
error:
|
|
return 1;
|
|
}
|
|
#endif /* CONFIG_OF_LIBFDT */
|
|
|
|
/**
|
|
* boot_get_fdt - main fdt handling routine
|
|
* @argc: command argument count
|
|
* @argv: command argument list
|
|
* @images: pointer to the bootm images structure
|
|
* @of_flat_tree: pointer to a char* variable, will hold fdt start address
|
|
* @of_size: pointer to a ulong variable, will hold fdt length
|
|
*
|
|
* boot_get_fdt() is responsible for finding a valid flat device tree image.
|
|
* Curently supported are the following ramdisk sources:
|
|
* - multicomponent kernel/ramdisk image,
|
|
* - commandline provided address of decicated ramdisk image.
|
|
*
|
|
* returns:
|
|
* 0, if fdt image was found and valid, or skipped
|
|
* of_flat_tree and of_size are set to fdt start address and length if
|
|
* fdt image is found and valid
|
|
*
|
|
* 1, if fdt image is found but corrupted
|
|
* of_flat_tree and of_size are set to 0 if no fdt exists
|
|
*/
|
|
int boot_get_fdt(int flag, int argc, char * const argv[],
|
|
bootm_headers_t *images, char **of_flat_tree, ulong *of_size)
|
|
{
|
|
const image_header_t *fdt_hdr;
|
|
ulong fdt_addr;
|
|
char *fdt_blob = NULL;
|
|
ulong image_start, image_data, image_end;
|
|
ulong load_start, load_end;
|
|
#if defined(CONFIG_FIT)
|
|
void *fit_hdr;
|
|
const char *fit_uname_config = NULL;
|
|
const char *fit_uname_fdt = NULL;
|
|
ulong default_addr;
|
|
int cfg_noffset;
|
|
int fdt_noffset;
|
|
const void *data;
|
|
size_t size;
|
|
#endif
|
|
|
|
*of_flat_tree = NULL;
|
|
*of_size = 0;
|
|
|
|
if (argc > 3 || genimg_has_config(images)) {
|
|
#if defined(CONFIG_FIT)
|
|
if (argc > 3) {
|
|
/*
|
|
* If the FDT blob comes from the FIT image and the
|
|
* FIT image address is omitted in the command line
|
|
* argument, try to use ramdisk or os FIT image
|
|
* address or default load address.
|
|
*/
|
|
if (images->fit_uname_rd)
|
|
default_addr = (ulong)images->fit_hdr_rd;
|
|
else if (images->fit_uname_os)
|
|
default_addr = (ulong)images->fit_hdr_os;
|
|
else
|
|
default_addr = load_addr;
|
|
|
|
if (fit_parse_conf(argv[3], default_addr,
|
|
&fdt_addr, &fit_uname_config)) {
|
|
debug("* fdt: config '%s' from image at "
|
|
"0x%08lx\n",
|
|
fit_uname_config, fdt_addr);
|
|
} else if (fit_parse_subimage(argv[3], default_addr,
|
|
&fdt_addr, &fit_uname_fdt)) {
|
|
debug("* fdt: subimage '%s' from image at "
|
|
"0x%08lx\n",
|
|
fit_uname_fdt, fdt_addr);
|
|
} else
|
|
#endif
|
|
{
|
|
fdt_addr = simple_strtoul(argv[3], NULL, 16);
|
|
debug("* fdt: cmdline image address = "
|
|
"0x%08lx\n",
|
|
fdt_addr);
|
|
}
|
|
#if defined(CONFIG_FIT)
|
|
} else {
|
|
/* use FIT configuration provided in first bootm
|
|
* command argument
|
|
*/
|
|
fdt_addr = (ulong)images->fit_hdr_os;
|
|
fit_uname_config = images->fit_uname_cfg;
|
|
debug("* fdt: using config '%s' from image "
|
|
"at 0x%08lx\n",
|
|
fit_uname_config, fdt_addr);
|
|
|
|
/*
|
|
* Check whether configuration has FDT blob defined,
|
|
* if not quit silently.
|
|
*/
|
|
fit_hdr = (void *)fdt_addr;
|
|
cfg_noffset = fit_conf_get_node(fit_hdr,
|
|
fit_uname_config);
|
|
if (cfg_noffset < 0) {
|
|
debug("* fdt: no such config\n");
|
|
return 0;
|
|
}
|
|
|
|
fdt_noffset = fit_conf_get_fdt_node(fit_hdr,
|
|
cfg_noffset);
|
|
if (fdt_noffset < 0) {
|
|
debug("* fdt: no fdt in config\n");
|
|
return 0;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
debug("## Checking for 'FDT'/'FDT Image' at %08lx\n",
|
|
fdt_addr);
|
|
|
|
/* copy from dataflash if needed */
|
|
fdt_addr = genimg_get_image(fdt_addr);
|
|
|
|
/*
|
|
* Check if there is an FDT image at the
|
|
* address provided in the second bootm argument
|
|
* check image type, for FIT images get a FIT node.
|
|
*/
|
|
switch (genimg_get_format((void *)fdt_addr)) {
|
|
case IMAGE_FORMAT_LEGACY:
|
|
/* verify fdt_addr points to a valid image header */
|
|
printf("## Flattened Device Tree from Legacy Image "
|
|
"at %08lx\n",
|
|
fdt_addr);
|
|
fdt_hdr = image_get_fdt(fdt_addr);
|
|
if (!fdt_hdr)
|
|
goto error;
|
|
|
|
/*
|
|
* move image data to the load address,
|
|
* make sure we don't overwrite initial image
|
|
*/
|
|
image_start = (ulong)fdt_hdr;
|
|
image_data = (ulong)image_get_data(fdt_hdr);
|
|
image_end = image_get_image_end(fdt_hdr);
|
|
|
|
load_start = image_get_load(fdt_hdr);
|
|
load_end = load_start + image_get_data_size(fdt_hdr);
|
|
|
|
if (load_start == image_start ||
|
|
load_start == image_data) {
|
|
fdt_blob = (char *)image_data;
|
|
break;
|
|
}
|
|
|
|
if ((load_start < image_end) && (load_end > image_start)) {
|
|
fdt_error("fdt overwritten");
|
|
goto error;
|
|
}
|
|
|
|
debug(" Loading FDT from 0x%08lx to 0x%08lx\n",
|
|
image_data, load_start);
|
|
|
|
memmove((void *)load_start,
|
|
(void *)image_data,
|
|
image_get_data_size(fdt_hdr));
|
|
|
|
fdt_blob = (char *)load_start;
|
|
break;
|
|
case IMAGE_FORMAT_FIT:
|
|
/*
|
|
* This case will catch both: new uImage format
|
|
* (libfdt based) and raw FDT blob (also libfdt
|
|
* based).
|
|
*/
|
|
#if defined(CONFIG_FIT)
|
|
/* check FDT blob vs FIT blob */
|
|
if (fit_check_format((const void *)fdt_addr)) {
|
|
/*
|
|
* FIT image
|
|
*/
|
|
fit_hdr = (void *)fdt_addr;
|
|
printf("## Flattened Device Tree from FIT "
|
|
"Image at %08lx\n",
|
|
fdt_addr);
|
|
|
|
if (!fit_uname_fdt) {
|
|
/*
|
|
* no FDT blob 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
|
|
*/
|
|
cfg_noffset = fit_conf_get_node(fit_hdr,
|
|
fit_uname_config);
|
|
|
|
if (cfg_noffset < 0) {
|
|
fdt_error("Could not find "
|
|
"configuration "
|
|
"node\n");
|
|
goto error;
|
|
}
|
|
|
|
fit_uname_config = fdt_get_name(fit_hdr,
|
|
cfg_noffset, NULL);
|
|
printf(" Using '%s' configuration\n",
|
|
fit_uname_config);
|
|
|
|
fdt_noffset = fit_conf_get_fdt_node(
|
|
fit_hdr,
|
|
cfg_noffset);
|
|
fit_uname_fdt = fit_get_name(fit_hdr,
|
|
fdt_noffset, NULL);
|
|
} else {
|
|
/* get FDT component image node offset */
|
|
fdt_noffset = fit_image_get_node(
|
|
fit_hdr,
|
|
fit_uname_fdt);
|
|
}
|
|
if (fdt_noffset < 0) {
|
|
fdt_error("Could not find subimage "
|
|
"node\n");
|
|
goto error;
|
|
}
|
|
|
|
printf(" Trying '%s' FDT blob subimage\n",
|
|
fit_uname_fdt);
|
|
|
|
if (!fit_check_fdt(fit_hdr, fdt_noffset,
|
|
images->verify))
|
|
goto error;
|
|
|
|
/* get ramdisk image data address and length */
|
|
if (fit_image_get_data(fit_hdr, fdt_noffset,
|
|
&data, &size)) {
|
|
fdt_error("Could not find FDT "
|
|
"subimage data");
|
|
goto error;
|
|
}
|
|
|
|
/* verift that image data is a proper FDT blob */
|
|
if (fdt_check_header((char *)data) != 0) {
|
|
fdt_error("Subimage data is not a FTD");
|
|
goto error;
|
|
}
|
|
|
|
/*
|
|
* move image data to the load address,
|
|
* make sure we don't overwrite initial image
|
|
*/
|
|
image_start = (ulong)fit_hdr;
|
|
image_end = fit_get_end(fit_hdr);
|
|
|
|
if (fit_image_get_load(fit_hdr, fdt_noffset,
|
|
&load_start) == 0) {
|
|
load_end = load_start + size;
|
|
|
|
if ((load_start < image_end) &&
|
|
(load_end > image_start)) {
|
|
fdt_error("FDT overwritten");
|
|
goto error;
|
|
}
|
|
|
|
printf(" Loading FDT from 0x%08lx "
|
|
"to 0x%08lx\n",
|
|
(ulong)data,
|
|
load_start);
|
|
|
|
memmove((void *)load_start,
|
|
(void *)data, size);
|
|
|
|
fdt_blob = (char *)load_start;
|
|
} else {
|
|
fdt_blob = (char *)data;
|
|
}
|
|
|
|
images->fit_hdr_fdt = fit_hdr;
|
|
images->fit_uname_fdt = fit_uname_fdt;
|
|
images->fit_noffset_fdt = fdt_noffset;
|
|
break;
|
|
} else
|
|
#endif
|
|
{
|
|
/*
|
|
* FDT blob
|
|
*/
|
|
fdt_blob = (char *)fdt_addr;
|
|
debug("* fdt: raw FDT blob\n");
|
|
printf("## Flattened Device Tree blob at "
|
|
"%08lx\n", (long)fdt_blob);
|
|
}
|
|
break;
|
|
default:
|
|
puts("ERROR: Did not find a cmdline Flattened Device "
|
|
"Tree\n");
|
|
goto error;
|
|
}
|
|
|
|
printf(" Booting using the fdt blob at 0x%p\n", fdt_blob);
|
|
|
|
} else if (images->legacy_hdr_valid &&
|
|
image_check_type(&images->legacy_hdr_os_copy,
|
|
IH_TYPE_MULTI)) {
|
|
|
|
ulong fdt_data, fdt_len;
|
|
|
|
/*
|
|
* Now check if we have a legacy multi-component image,
|
|
* get second entry data start address and len.
|
|
*/
|
|
printf("## Flattened Device Tree from multi "
|
|
"component Image at %08lX\n",
|
|
(ulong)images->legacy_hdr_os);
|
|
|
|
image_multi_getimg(images->legacy_hdr_os, 2, &fdt_data,
|
|
&fdt_len);
|
|
if (fdt_len) {
|
|
|
|
fdt_blob = (char *)fdt_data;
|
|
printf(" Booting using the fdt at 0x%p\n", fdt_blob);
|
|
|
|
if (fdt_check_header(fdt_blob) != 0) {
|
|
fdt_error("image is not a fdt");
|
|
goto error;
|
|
}
|
|
|
|
if (fdt_totalsize(fdt_blob) != fdt_len) {
|
|
fdt_error("fdt size != image size");
|
|
goto error;
|
|
}
|
|
} else {
|
|
debug("## No Flattened Device Tree\n");
|
|
return 0;
|
|
}
|
|
} else {
|
|
debug("## No Flattened Device Tree\n");
|
|
return 0;
|
|
}
|
|
|
|
*of_flat_tree = fdt_blob;
|
|
*of_size = fdt_totalsize(fdt_blob);
|
|
debug(" of_flat_tree at 0x%08lx size 0x%08lx\n",
|
|
(ulong)*of_flat_tree, *of_size);
|
|
|
|
return 0;
|
|
|
|
error:
|
|
*of_flat_tree = 0;
|
|
*of_size = 0;
|
|
return 1;
|
|
}
|
|
#endif /* CONFIG_OF_LIBFDT */
|
|
|
|
#ifdef CONFIG_SYS_BOOT_GET_CMDLINE
|
|
/**
|
|
* boot_get_cmdline - allocate and initialize kernel cmdline
|
|
* @lmb: pointer to lmb handle, will be used for memory mgmt
|
|
* @cmd_start: pointer to a ulong variable, will hold cmdline start
|
|
* @cmd_end: pointer to a ulong variable, will hold cmdline end
|
|
*
|
|
* boot_get_cmdline() allocates space for kernel command line below
|
|
* BOOTMAPSZ + getenv_bootm_low() address. If "bootargs" U-boot environemnt
|
|
* variable is present its contents is copied to allocated kernel
|
|
* command line.
|
|
*
|
|
* returns:
|
|
* 0 - success
|
|
* -1 - failure
|
|
*/
|
|
int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
|
|
{
|
|
char *cmdline;
|
|
char *s;
|
|
|
|
cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
|
|
getenv_bootm_mapsize() + getenv_bootm_low());
|
|
|
|
if (cmdline == NULL)
|
|
return -1;
|
|
|
|
if ((s = getenv("bootargs")) == NULL)
|
|
s = "";
|
|
|
|
strcpy(cmdline, s);
|
|
|
|
*cmd_start = (ulong) & cmdline[0];
|
|
*cmd_end = *cmd_start + strlen(cmdline);
|
|
|
|
debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
|
|
|
|
return 0;
|
|
}
|
|
#endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
|
|
|
|
#ifdef CONFIG_SYS_BOOT_GET_KBD
|
|
/**
|
|
* boot_get_kbd - allocate and initialize kernel copy of board info
|
|
* @lmb: pointer to lmb handle, will be used for memory mgmt
|
|
* @kbd: double pointer to board info data
|
|
*
|
|
* boot_get_kbd() allocates space for kernel copy of board info data below
|
|
* BOOTMAPSZ + getenv_bootm_low() address and kernel board info is initialized
|
|
* with the current u-boot board info data.
|
|
*
|
|
* returns:
|
|
* 0 - success
|
|
* -1 - failure
|
|
*/
|
|
int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
|
|
{
|
|
*kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
|
|
getenv_bootm_mapsize() + getenv_bootm_low());
|
|
if (*kbd == NULL)
|
|
return -1;
|
|
|
|
**kbd = *(gd->bd);
|
|
|
|
debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
|
|
|
|
#if defined(DEBUG) && defined(CONFIG_CMD_BDI)
|
|
do_bdinfo(NULL, 0, 0, NULL);
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
#endif /* CONFIG_SYS_BOOT_GET_KBD */
|
|
#endif /* !USE_HOSTCC */
|
|
|
|
#if defined(CONFIG_FIT)
|
|
/*****************************************************************************/
|
|
/* New uImage format routines */
|
|
/*****************************************************************************/
|
|
#ifndef USE_HOSTCC
|
|
static int fit_parse_spec(const char *spec, char sepc, ulong addr_curr,
|
|
ulong *addr, const char **name)
|
|
{
|
|
const char *sep;
|
|
|
|
*addr = addr_curr;
|
|
*name = NULL;
|
|
|
|
sep = strchr(spec, sepc);
|
|
if (sep) {
|
|
if (sep - spec > 0)
|
|
*addr = simple_strtoul(spec, NULL, 16);
|
|
|
|
*name = sep + 1;
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* fit_parse_conf - parse FIT configuration spec
|
|
* @spec: input string, containing configuration spec
|
|
* @add_curr: current image address (to be used as a possible default)
|
|
* @addr: pointer to a ulong variable, will hold FIT image address of a given
|
|
* configuration
|
|
* @conf_name double pointer to a char, will hold pointer to a configuration
|
|
* unit name
|
|
*
|
|
* fit_parse_conf() expects configuration spec in the for of [<addr>]#<conf>,
|
|
* where <addr> is a FIT image address that contains configuration
|
|
* with a <conf> unit name.
|
|
*
|
|
* Address part is optional, and if omitted default add_curr will
|
|
* be used instead.
|
|
*
|
|
* returns:
|
|
* 1 if spec is a valid configuration string,
|
|
* addr and conf_name are set accordingly
|
|
* 0 otherwise
|
|
*/
|
|
int fit_parse_conf(const char *spec, ulong addr_curr,
|
|
ulong *addr, const char **conf_name)
|
|
{
|
|
return fit_parse_spec(spec, '#', addr_curr, addr, conf_name);
|
|
}
|
|
|
|
/**
|
|
* fit_parse_subimage - parse FIT subimage spec
|
|
* @spec: input string, containing subimage spec
|
|
* @add_curr: current image address (to be used as a possible default)
|
|
* @addr: pointer to a ulong variable, will hold FIT image address of a given
|
|
* subimage
|
|
* @image_name: double pointer to a char, will hold pointer to a subimage name
|
|
*
|
|
* fit_parse_subimage() expects subimage spec in the for of
|
|
* [<addr>]:<subimage>, where <addr> is a FIT image address that contains
|
|
* subimage with a <subimg> unit name.
|
|
*
|
|
* Address part is optional, and if omitted default add_curr will
|
|
* be used instead.
|
|
*
|
|
* returns:
|
|
* 1 if spec is a valid subimage string,
|
|
* addr and image_name are set accordingly
|
|
* 0 otherwise
|
|
*/
|
|
int fit_parse_subimage(const char *spec, ulong addr_curr,
|
|
ulong *addr, const char **image_name)
|
|
{
|
|
return fit_parse_spec(spec, ':', addr_curr, addr, image_name);
|
|
}
|
|
#endif /* !USE_HOSTCC */
|
|
|
|
static void fit_get_debug(const void *fit, int noffset,
|
|
char *prop_name, int err)
|
|
{
|
|
debug("Can't get '%s' property from FIT 0x%08lx, "
|
|
"node: offset %d, name %s (%s)\n",
|
|
prop_name, (ulong)fit, noffset,
|
|
fit_get_name(fit, noffset, NULL),
|
|
fdt_strerror(err));
|
|
}
|
|
|
|
/**
|
|
* fit_print_contents - prints out the contents of the FIT format image
|
|
* @fit: pointer to the FIT format image header
|
|
* @p: pointer to prefix string
|
|
*
|
|
* fit_print_contents() formats a multi line FIT image contents description.
|
|
* The routine prints out FIT image properties (root node level) follwed by
|
|
* the details of each component image.
|
|
*
|
|
* returns:
|
|
* no returned results
|
|
*/
|
|
void fit_print_contents(const void *fit)
|
|
{
|
|
char *desc;
|
|
char *uname;
|
|
int images_noffset;
|
|
int confs_noffset;
|
|
int noffset;
|
|
int ndepth;
|
|
int count = 0;
|
|
int ret;
|
|
const char *p;
|
|
#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
|
|
time_t timestamp;
|
|
#endif
|
|
|
|
#ifdef USE_HOSTCC
|
|
p = "";
|
|
#else
|
|
p = " ";
|
|
#endif
|
|
|
|
/* Root node properties */
|
|
ret = fit_get_desc(fit, 0, &desc);
|
|
printf("%sFIT description: ", p);
|
|
if (ret)
|
|
printf("unavailable\n");
|
|
else
|
|
printf("%s\n", desc);
|
|
|
|
#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
|
|
ret = fit_get_timestamp(fit, 0, ×tamp);
|
|
printf("%sCreated: ", p);
|
|
if (ret)
|
|
printf("unavailable\n");
|
|
else
|
|
genimg_print_time(timestamp);
|
|
#endif
|
|
|
|
/* Find images parent node offset */
|
|
images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
|
|
if (images_noffset < 0) {
|
|
printf("Can't find images parent node '%s' (%s)\n",
|
|
FIT_IMAGES_PATH, fdt_strerror(images_noffset));
|
|
return;
|
|
}
|
|
|
|
/* Process its subnodes, print out component images details */
|
|
for (ndepth = 0, count = 0,
|
|
noffset = fdt_next_node(fit, images_noffset, &ndepth);
|
|
(noffset >= 0) && (ndepth > 0);
|
|
noffset = fdt_next_node(fit, noffset, &ndepth)) {
|
|
if (ndepth == 1) {
|
|
/*
|
|
* Direct child node of the images parent node,
|
|
* i.e. component image node.
|
|
*/
|
|
printf("%s Image %u (%s)\n", p, count++,
|
|
fit_get_name(fit, noffset, NULL));
|
|
|
|
fit_image_print(fit, noffset, p);
|
|
}
|
|
}
|
|
|
|
/* Find configurations parent node offset */
|
|
confs_noffset = fdt_path_offset(fit, FIT_CONFS_PATH);
|
|
if (confs_noffset < 0) {
|
|
debug("Can't get configurations parent node '%s' (%s)\n",
|
|
FIT_CONFS_PATH, fdt_strerror(confs_noffset));
|
|
return;
|
|
}
|
|
|
|
/* get default configuration unit name from default property */
|
|
uname = (char *)fdt_getprop(fit, noffset, FIT_DEFAULT_PROP, NULL);
|
|
if (uname)
|
|
printf("%s Default Configuration: '%s'\n", p, uname);
|
|
|
|
/* Process its subnodes, print out configurations details */
|
|
for (ndepth = 0, count = 0,
|
|
noffset = fdt_next_node(fit, confs_noffset, &ndepth);
|
|
(noffset >= 0) && (ndepth > 0);
|
|
noffset = fdt_next_node(fit, noffset, &ndepth)) {
|
|
if (ndepth == 1) {
|
|
/*
|
|
* Direct child node of the configurations parent node,
|
|
* i.e. configuration node.
|
|
*/
|
|
printf("%s Configuration %u (%s)\n", p, count++,
|
|
fit_get_name(fit, noffset, NULL));
|
|
|
|
fit_conf_print(fit, noffset, p);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* fit_image_print - prints out the FIT component image details
|
|
* @fit: pointer to the FIT format image header
|
|
* @image_noffset: offset of the component image node
|
|
* @p: pointer to prefix string
|
|
*
|
|
* fit_image_print() lists all mandatory properies for the processed component
|
|
* image. If present, hash nodes are printed out as well. Load
|
|
* address for images of type firmware is also printed out. Since the load
|
|
* address is not mandatory for firmware images, it will be output as
|
|
* "unavailable" when not present.
|
|
*
|
|
* returns:
|
|
* no returned results
|
|
*/
|
|
void fit_image_print(const void *fit, int image_noffset, const char *p)
|
|
{
|
|
char *desc;
|
|
uint8_t type, arch, os, comp;
|
|
size_t size;
|
|
ulong load, entry;
|
|
const void *data;
|
|
int noffset;
|
|
int ndepth;
|
|
int ret;
|
|
|
|
/* Mandatory properties */
|
|
ret = fit_get_desc(fit, image_noffset, &desc);
|
|
printf("%s Description: ", p);
|
|
if (ret)
|
|
printf("unavailable\n");
|
|
else
|
|
printf("%s\n", desc);
|
|
|
|
fit_image_get_type(fit, image_noffset, &type);
|
|
printf("%s Type: %s\n", p, genimg_get_type_name(type));
|
|
|
|
fit_image_get_comp(fit, image_noffset, &comp);
|
|
printf("%s Compression: %s\n", p, genimg_get_comp_name(comp));
|
|
|
|
ret = fit_image_get_data(fit, image_noffset, &data, &size);
|
|
|
|
#ifndef USE_HOSTCC
|
|
printf("%s Data Start: ", p);
|
|
if (ret)
|
|
printf("unavailable\n");
|
|
else
|
|
printf("0x%08lx\n", (ulong)data);
|
|
#endif
|
|
|
|
printf("%s Data Size: ", p);
|
|
if (ret)
|
|
printf("unavailable\n");
|
|
else
|
|
genimg_print_size(size);
|
|
|
|
/* Remaining, type dependent properties */
|
|
if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
|
|
(type == IH_TYPE_RAMDISK) || (type == IH_TYPE_FIRMWARE) ||
|
|
(type == IH_TYPE_FLATDT)) {
|
|
fit_image_get_arch(fit, image_noffset, &arch);
|
|
printf("%s Architecture: %s\n", p, genimg_get_arch_name(arch));
|
|
}
|
|
|
|
if (type == IH_TYPE_KERNEL) {
|
|
fit_image_get_os(fit, image_noffset, &os);
|
|
printf("%s OS: %s\n", p, genimg_get_os_name(os));
|
|
}
|
|
|
|
if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
|
|
(type == IH_TYPE_FIRMWARE)) {
|
|
ret = fit_image_get_load(fit, image_noffset, &load);
|
|
printf("%s Load Address: ", p);
|
|
if (ret)
|
|
printf("unavailable\n");
|
|
else
|
|
printf("0x%08lx\n", load);
|
|
}
|
|
|
|
if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE)) {
|
|
fit_image_get_entry(fit, image_noffset, &entry);
|
|
printf("%s Entry Point: ", p);
|
|
if (ret)
|
|
printf("unavailable\n");
|
|
else
|
|
printf("0x%08lx\n", entry);
|
|
}
|
|
|
|
/* Process all hash subnodes of the component image node */
|
|
for (ndepth = 0, noffset = fdt_next_node(fit, image_noffset, &ndepth);
|
|
(noffset >= 0) && (ndepth > 0);
|
|
noffset = fdt_next_node(fit, noffset, &ndepth)) {
|
|
if (ndepth == 1) {
|
|
/* Direct child node of the component image node */
|
|
fit_image_print_hash(fit, noffset, p);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* fit_image_print_hash - prints out the hash node details
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: offset of the hash node
|
|
* @p: pointer to prefix string
|
|
*
|
|
* fit_image_print_hash() lists properies for the processed hash node
|
|
*
|
|
* returns:
|
|
* no returned results
|
|
*/
|
|
void fit_image_print_hash(const void *fit, int noffset, const char *p)
|
|
{
|
|
char *algo;
|
|
uint8_t *value;
|
|
int value_len;
|
|
int i, ret;
|
|
|
|
/*
|
|
* Check subnode name, must be equal to "hash".
|
|
* Multiple hash nodes require unique unit node
|
|
* names, e.g. hash@1, hash@2, etc.
|
|
*/
|
|
if (strncmp(fit_get_name(fit, noffset, NULL),
|
|
FIT_HASH_NODENAME,
|
|
strlen(FIT_HASH_NODENAME)) != 0)
|
|
return;
|
|
|
|
debug("%s Hash node: '%s'\n", p,
|
|
fit_get_name(fit, noffset, NULL));
|
|
|
|
printf("%s Hash algo: ", p);
|
|
if (fit_image_hash_get_algo(fit, noffset, &algo)) {
|
|
printf("invalid/unsupported\n");
|
|
return;
|
|
}
|
|
printf("%s\n", algo);
|
|
|
|
ret = fit_image_hash_get_value(fit, noffset, &value,
|
|
&value_len);
|
|
printf("%s Hash value: ", p);
|
|
if (ret) {
|
|
printf("unavailable\n");
|
|
} else {
|
|
for (i = 0; i < value_len; i++)
|
|
printf("%02x", value[i]);
|
|
printf("\n");
|
|
}
|
|
|
|
debug("%s Hash len: %d\n", p, value_len);
|
|
}
|
|
|
|
/**
|
|
* fit_get_desc - get node description property
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: node offset
|
|
* @desc: double pointer to the char, will hold pointer to the descrption
|
|
*
|
|
* fit_get_desc() reads description property from a given node, if
|
|
* description is found pointer to it is returened in third call argument.
|
|
*
|
|
* returns:
|
|
* 0, on success
|
|
* -1, on failure
|
|
*/
|
|
int fit_get_desc(const void *fit, int noffset, char **desc)
|
|
{
|
|
int len;
|
|
|
|
*desc = (char *)fdt_getprop(fit, noffset, FIT_DESC_PROP, &len);
|
|
if (*desc == NULL) {
|
|
fit_get_debug(fit, noffset, FIT_DESC_PROP, len);
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* fit_get_timestamp - get node timestamp property
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: node offset
|
|
* @timestamp: pointer to the time_t, will hold read timestamp
|
|
*
|
|
* fit_get_timestamp() reads timestamp poperty from given node, if timestamp
|
|
* is found and has a correct size its value is retured in third call
|
|
* argument.
|
|
*
|
|
* returns:
|
|
* 0, on success
|
|
* -1, on property read failure
|
|
* -2, on wrong timestamp size
|
|
*/
|
|
int fit_get_timestamp(const void *fit, int noffset, time_t *timestamp)
|
|
{
|
|
int len;
|
|
const void *data;
|
|
|
|
data = fdt_getprop(fit, noffset, FIT_TIMESTAMP_PROP, &len);
|
|
if (data == NULL) {
|
|
fit_get_debug(fit, noffset, FIT_TIMESTAMP_PROP, len);
|
|
return -1;
|
|
}
|
|
if (len != sizeof(uint32_t)) {
|
|
debug("FIT timestamp with incorrect size of (%u)\n", len);
|
|
return -2;
|
|
}
|
|
|
|
*timestamp = uimage_to_cpu(*((uint32_t *)data));
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* fit_image_get_node - get node offset for component image of a given unit name
|
|
* @fit: pointer to the FIT format image header
|
|
* @image_uname: component image node unit name
|
|
*
|
|
* fit_image_get_node() finds a component image (withing the '/images'
|
|
* node) of a provided unit name. If image is found its node offset is
|
|
* returned to the caller.
|
|
*
|
|
* returns:
|
|
* image node offset when found (>=0)
|
|
* negative number on failure (FDT_ERR_* code)
|
|
*/
|
|
int fit_image_get_node(const void *fit, const char *image_uname)
|
|
{
|
|
int noffset, images_noffset;
|
|
|
|
images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
|
|
if (images_noffset < 0) {
|
|
debug("Can't find images parent node '%s' (%s)\n",
|
|
FIT_IMAGES_PATH, fdt_strerror(images_noffset));
|
|
return images_noffset;
|
|
}
|
|
|
|
noffset = fdt_subnode_offset(fit, images_noffset, image_uname);
|
|
if (noffset < 0) {
|
|
debug("Can't get node offset for image unit name: '%s' (%s)\n",
|
|
image_uname, fdt_strerror(noffset));
|
|
}
|
|
|
|
return noffset;
|
|
}
|
|
|
|
/**
|
|
* fit_image_get_os - get os id for a given component image node
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: component image node offset
|
|
* @os: pointer to the uint8_t, will hold os numeric id
|
|
*
|
|
* fit_image_get_os() finds os property in a given component image node.
|
|
* If the property is found, its (string) value is translated to the numeric
|
|
* id which is returned to the caller.
|
|
*
|
|
* returns:
|
|
* 0, on success
|
|
* -1, on failure
|
|
*/
|
|
int fit_image_get_os(const void *fit, int noffset, uint8_t *os)
|
|
{
|
|
int len;
|
|
const void *data;
|
|
|
|
/* Get OS name from property data */
|
|
data = fdt_getprop(fit, noffset, FIT_OS_PROP, &len);
|
|
if (data == NULL) {
|
|
fit_get_debug(fit, noffset, FIT_OS_PROP, len);
|
|
*os = -1;
|
|
return -1;
|
|
}
|
|
|
|
/* Translate OS name to id */
|
|
*os = genimg_get_os_id(data);
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* fit_image_get_arch - get arch id for a given component image node
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: component image node offset
|
|
* @arch: pointer to the uint8_t, will hold arch numeric id
|
|
*
|
|
* fit_image_get_arch() finds arch property in a given component image node.
|
|
* If the property is found, its (string) value is translated to the numeric
|
|
* id which is returned to the caller.
|
|
*
|
|
* returns:
|
|
* 0, on success
|
|
* -1, on failure
|
|
*/
|
|
int fit_image_get_arch(const void *fit, int noffset, uint8_t *arch)
|
|
{
|
|
int len;
|
|
const void *data;
|
|
|
|
/* Get architecture name from property data */
|
|
data = fdt_getprop(fit, noffset, FIT_ARCH_PROP, &len);
|
|
if (data == NULL) {
|
|
fit_get_debug(fit, noffset, FIT_ARCH_PROP, len);
|
|
*arch = -1;
|
|
return -1;
|
|
}
|
|
|
|
/* Translate architecture name to id */
|
|
*arch = genimg_get_arch_id(data);
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* fit_image_get_type - get type id for a given component image node
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: component image node offset
|
|
* @type: pointer to the uint8_t, will hold type numeric id
|
|
*
|
|
* fit_image_get_type() finds type property in a given component image node.
|
|
* If the property is found, its (string) value is translated to the numeric
|
|
* id which is returned to the caller.
|
|
*
|
|
* returns:
|
|
* 0, on success
|
|
* -1, on failure
|
|
*/
|
|
int fit_image_get_type(const void *fit, int noffset, uint8_t *type)
|
|
{
|
|
int len;
|
|
const void *data;
|
|
|
|
/* Get image type name from property data */
|
|
data = fdt_getprop(fit, noffset, FIT_TYPE_PROP, &len);
|
|
if (data == NULL) {
|
|
fit_get_debug(fit, noffset, FIT_TYPE_PROP, len);
|
|
*type = -1;
|
|
return -1;
|
|
}
|
|
|
|
/* Translate image type name to id */
|
|
*type = genimg_get_type_id(data);
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* fit_image_get_comp - get comp id for a given component image node
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: component image node offset
|
|
* @comp: pointer to the uint8_t, will hold comp numeric id
|
|
*
|
|
* fit_image_get_comp() finds comp property in a given component image node.
|
|
* If the property is found, its (string) value is translated to the numeric
|
|
* id which is returned to the caller.
|
|
*
|
|
* returns:
|
|
* 0, on success
|
|
* -1, on failure
|
|
*/
|
|
int fit_image_get_comp(const void *fit, int noffset, uint8_t *comp)
|
|
{
|
|
int len;
|
|
const void *data;
|
|
|
|
/* Get compression name from property data */
|
|
data = fdt_getprop(fit, noffset, FIT_COMP_PROP, &len);
|
|
if (data == NULL) {
|
|
fit_get_debug(fit, noffset, FIT_COMP_PROP, len);
|
|
*comp = -1;
|
|
return -1;
|
|
}
|
|
|
|
/* Translate compression name to id */
|
|
*comp = genimg_get_comp_id(data);
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* fit_image_get_load - get load address property for a given component image node
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: component image node offset
|
|
* @load: pointer to the uint32_t, will hold load address
|
|
*
|
|
* fit_image_get_load() finds load address property in a given component image node.
|
|
* If the property is found, its value is returned to the caller.
|
|
*
|
|
* returns:
|
|
* 0, on success
|
|
* -1, on failure
|
|
*/
|
|
int fit_image_get_load(const void *fit, int noffset, ulong *load)
|
|
{
|
|
int len;
|
|
const uint32_t *data;
|
|
|
|
data = fdt_getprop(fit, noffset, FIT_LOAD_PROP, &len);
|
|
if (data == NULL) {
|
|
fit_get_debug(fit, noffset, FIT_LOAD_PROP, len);
|
|
return -1;
|
|
}
|
|
|
|
*load = uimage_to_cpu(*data);
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* fit_image_get_entry - get entry point address property for a given component image node
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: component image node offset
|
|
* @entry: pointer to the uint32_t, will hold entry point address
|
|
*
|
|
* fit_image_get_entry() finds entry point address property in a given component image node.
|
|
* If the property is found, its value is returned to the caller.
|
|
*
|
|
* returns:
|
|
* 0, on success
|
|
* -1, on failure
|
|
*/
|
|
int fit_image_get_entry(const void *fit, int noffset, ulong *entry)
|
|
{
|
|
int len;
|
|
const uint32_t *data;
|
|
|
|
data = fdt_getprop(fit, noffset, FIT_ENTRY_PROP, &len);
|
|
if (data == NULL) {
|
|
fit_get_debug(fit, noffset, FIT_ENTRY_PROP, len);
|
|
return -1;
|
|
}
|
|
|
|
*entry = uimage_to_cpu(*data);
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* fit_image_get_data - get data property and its size for a given component image node
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: component image node offset
|
|
* @data: double pointer to void, will hold data property's data address
|
|
* @size: pointer to size_t, will hold data property's data size
|
|
*
|
|
* fit_image_get_data() finds data property in a given component image node.
|
|
* If the property is found its data start address and size are returned to
|
|
* the caller.
|
|
*
|
|
* returns:
|
|
* 0, on success
|
|
* -1, on failure
|
|
*/
|
|
int fit_image_get_data(const void *fit, int noffset,
|
|
const void **data, size_t *size)
|
|
{
|
|
int len;
|
|
|
|
*data = fdt_getprop(fit, noffset, FIT_DATA_PROP, &len);
|
|
if (*data == NULL) {
|
|
fit_get_debug(fit, noffset, FIT_DATA_PROP, len);
|
|
*size = 0;
|
|
return -1;
|
|
}
|
|
|
|
*size = len;
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* fit_image_hash_get_algo - get hash algorithm name
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: hash node offset
|
|
* @algo: double pointer to char, will hold pointer to the algorithm name
|
|
*
|
|
* fit_image_hash_get_algo() finds hash algorithm property in a given hash node.
|
|
* If the property is found its data start address is returned to the caller.
|
|
*
|
|
* returns:
|
|
* 0, on success
|
|
* -1, on failure
|
|
*/
|
|
int fit_image_hash_get_algo(const void *fit, int noffset, char **algo)
|
|
{
|
|
int len;
|
|
|
|
*algo = (char *)fdt_getprop(fit, noffset, FIT_ALGO_PROP, &len);
|
|
if (*algo == NULL) {
|
|
fit_get_debug(fit, noffset, FIT_ALGO_PROP, len);
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* fit_image_hash_get_value - get hash value and length
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: hash node offset
|
|
* @value: double pointer to uint8_t, will hold address of a hash value data
|
|
* @value_len: pointer to an int, will hold hash data length
|
|
*
|
|
* fit_image_hash_get_value() finds hash value property in a given hash node.
|
|
* If the property is found its data start address and size are returned to
|
|
* the caller.
|
|
*
|
|
* returns:
|
|
* 0, on success
|
|
* -1, on failure
|
|
*/
|
|
int fit_image_hash_get_value(const void *fit, int noffset, uint8_t **value,
|
|
int *value_len)
|
|
{
|
|
int len;
|
|
|
|
*value = (uint8_t *)fdt_getprop(fit, noffset, FIT_VALUE_PROP, &len);
|
|
if (*value == NULL) {
|
|
fit_get_debug(fit, noffset, FIT_VALUE_PROP, len);
|
|
*value_len = 0;
|
|
return -1;
|
|
}
|
|
|
|
*value_len = len;
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* fit_set_timestamp - set node timestamp property
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: node offset
|
|
* @timestamp: timestamp value to be set
|
|
*
|
|
* fit_set_timestamp() attempts to set timestamp property in the requested
|
|
* node and returns operation status to the caller.
|
|
*
|
|
* returns:
|
|
* 0, on success
|
|
* -1, on property read failure
|
|
*/
|
|
int fit_set_timestamp(void *fit, int noffset, time_t timestamp)
|
|
{
|
|
uint32_t t;
|
|
int ret;
|
|
|
|
t = cpu_to_uimage(timestamp);
|
|
ret = fdt_setprop(fit, noffset, FIT_TIMESTAMP_PROP, &t,
|
|
sizeof(uint32_t));
|
|
if (ret) {
|
|
printf("Can't set '%s' property for '%s' node (%s)\n",
|
|
FIT_TIMESTAMP_PROP, fit_get_name(fit, noffset, NULL),
|
|
fdt_strerror(ret));
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* calculate_hash - calculate and return hash for provided input data
|
|
* @data: pointer to the input data
|
|
* @data_len: data length
|
|
* @algo: requested hash algorithm
|
|
* @value: pointer to the char, will hold hash value data (caller must
|
|
* allocate enough free space)
|
|
* value_len: length of the calculated hash
|
|
*
|
|
* calculate_hash() computes input data hash according to the requested algorithm.
|
|
* Resulting hash value is placed in caller provided 'value' buffer, length
|
|
* of the calculated hash is returned via value_len pointer argument.
|
|
*
|
|
* returns:
|
|
* 0, on success
|
|
* -1, when algo is unsupported
|
|
*/
|
|
static int calculate_hash(const void *data, int data_len, const char *algo,
|
|
uint8_t *value, int *value_len)
|
|
{
|
|
if (strcmp(algo, "crc32") == 0) {
|
|
*((uint32_t *)value) = crc32_wd(0, data, data_len,
|
|
CHUNKSZ_CRC32);
|
|
*((uint32_t *)value) = cpu_to_uimage(*((uint32_t *)value));
|
|
*value_len = 4;
|
|
} else if (strcmp(algo, "sha1") == 0) {
|
|
sha1_csum_wd((unsigned char *) data, data_len,
|
|
(unsigned char *) value, CHUNKSZ_SHA1);
|
|
*value_len = 20;
|
|
} else if (strcmp(algo, "md5") == 0) {
|
|
md5_wd((unsigned char *)data, data_len, value, CHUNKSZ_MD5);
|
|
*value_len = 16;
|
|
} else {
|
|
debug("Unsupported hash alogrithm\n");
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
#ifdef USE_HOSTCC
|
|
/**
|
|
* fit_set_hashes - process FIT component image nodes and calculate hashes
|
|
* @fit: pointer to the FIT format image header
|
|
*
|
|
* fit_set_hashes() adds hash values for all component images in the FIT blob.
|
|
* Hashes are calculated for all component images which have hash subnodes
|
|
* with algorithm property set to one of the supported hash algorithms.
|
|
*
|
|
* returns
|
|
* 0, on success
|
|
* libfdt error code, on failure
|
|
*/
|
|
int fit_set_hashes(void *fit)
|
|
{
|
|
int images_noffset;
|
|
int noffset;
|
|
int ndepth;
|
|
int ret;
|
|
|
|
/* Find images parent node offset */
|
|
images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
|
|
if (images_noffset < 0) {
|
|
printf("Can't find images parent node '%s' (%s)\n",
|
|
FIT_IMAGES_PATH, fdt_strerror(images_noffset));
|
|
return images_noffset;
|
|
}
|
|
|
|
/* Process its subnodes, print out component images details */
|
|
for (ndepth = 0, noffset = fdt_next_node(fit, images_noffset, &ndepth);
|
|
(noffset >= 0) && (ndepth > 0);
|
|
noffset = fdt_next_node(fit, noffset, &ndepth)) {
|
|
if (ndepth == 1) {
|
|
/*
|
|
* Direct child node of the images parent node,
|
|
* i.e. component image node.
|
|
*/
|
|
ret = fit_image_set_hashes(fit, noffset);
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* fit_image_set_hashes - calculate/set hashes for given component image node
|
|
* @fit: pointer to the FIT format image header
|
|
* @image_noffset: requested component image node
|
|
*
|
|
* fit_image_set_hashes() adds hash values for an component image node. All
|
|
* existing hash subnodes are checked, if algorithm property is set to one of
|
|
* the supported hash algorithms, hash value is computed and corresponding
|
|
* hash node property is set, for example:
|
|
*
|
|
* Input component image node structure:
|
|
*
|
|
* o image@1 (at image_noffset)
|
|
* | - data = [binary data]
|
|
* o hash@1
|
|
* |- algo = "sha1"
|
|
*
|
|
* Output component image node structure:
|
|
*
|
|
* o image@1 (at image_noffset)
|
|
* | - data = [binary data]
|
|
* o hash@1
|
|
* |- algo = "sha1"
|
|
* |- value = sha1(data)
|
|
*
|
|
* returns:
|
|
* 0 on sucess
|
|
* <0 on failure
|
|
*/
|
|
int fit_image_set_hashes(void *fit, int image_noffset)
|
|
{
|
|
const void *data;
|
|
size_t size;
|
|
char *algo;
|
|
uint8_t value[FIT_MAX_HASH_LEN];
|
|
int value_len;
|
|
int noffset;
|
|
int ndepth;
|
|
|
|
/* Get image data and data length */
|
|
if (fit_image_get_data(fit, image_noffset, &data, &size)) {
|
|
printf("Can't get image data/size\n");
|
|
return -1;
|
|
}
|
|
|
|
/* Process all hash subnodes of the component image node */
|
|
for (ndepth = 0, noffset = fdt_next_node(fit, image_noffset, &ndepth);
|
|
(noffset >= 0) && (ndepth > 0);
|
|
noffset = fdt_next_node(fit, noffset, &ndepth)) {
|
|
if (ndepth == 1) {
|
|
/* Direct child node of the component image node */
|
|
|
|
/*
|
|
* Check subnode name, must be equal to "hash".
|
|
* Multiple hash nodes require unique unit node
|
|
* names, e.g. hash@1, hash@2, etc.
|
|
*/
|
|
if (strncmp(fit_get_name(fit, noffset, NULL),
|
|
FIT_HASH_NODENAME,
|
|
strlen(FIT_HASH_NODENAME)) != 0) {
|
|
/* Not a hash subnode, skip it */
|
|
continue;
|
|
}
|
|
|
|
if (fit_image_hash_get_algo(fit, noffset, &algo)) {
|
|
printf("Can't get hash algo property for "
|
|
"'%s' hash node in '%s' image node\n",
|
|
fit_get_name(fit, noffset, NULL),
|
|
fit_get_name(fit, image_noffset, NULL));
|
|
return -1;
|
|
}
|
|
|
|
if (calculate_hash(data, size, algo, value,
|
|
&value_len)) {
|
|
printf("Unsupported hash algorithm (%s) for "
|
|
"'%s' hash node in '%s' image node\n",
|
|
algo, fit_get_name(fit, noffset, NULL),
|
|
fit_get_name(fit, image_noffset,
|
|
NULL));
|
|
return -1;
|
|
}
|
|
|
|
if (fit_image_hash_set_value(fit, noffset, value,
|
|
value_len)) {
|
|
printf("Can't set hash value for "
|
|
"'%s' hash node in '%s' image node\n",
|
|
fit_get_name(fit, noffset, NULL),
|
|
fit_get_name(fit, image_noffset, NULL));
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* fit_image_hash_set_value - set hash value in requested has node
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: hash node offset
|
|
* @value: hash value to be set
|
|
* @value_len: hash value length
|
|
*
|
|
* fit_image_hash_set_value() attempts to set hash value in a node at offset
|
|
* given and returns operation status to the caller.
|
|
*
|
|
* returns
|
|
* 0, on success
|
|
* -1, on failure
|
|
*/
|
|
int fit_image_hash_set_value(void *fit, int noffset, uint8_t *value,
|
|
int value_len)
|
|
{
|
|
int ret;
|
|
|
|
ret = fdt_setprop(fit, noffset, FIT_VALUE_PROP, value, value_len);
|
|
if (ret) {
|
|
printf("Can't set hash '%s' property for '%s' node(%s)\n",
|
|
FIT_VALUE_PROP, fit_get_name(fit, noffset, NULL),
|
|
fdt_strerror(ret));
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
#endif /* USE_HOSTCC */
|
|
|
|
/**
|
|
* fit_image_check_hashes - verify data intergity
|
|
* @fit: pointer to the FIT format image header
|
|
* @image_noffset: component image node offset
|
|
*
|
|
* fit_image_check_hashes() goes over component image hash nodes,
|
|
* re-calculates each data hash and compares with the value stored in hash
|
|
* node.
|
|
*
|
|
* returns:
|
|
* 1, if all hashes are valid
|
|
* 0, otherwise (or on error)
|
|
*/
|
|
int fit_image_check_hashes(const void *fit, int image_noffset)
|
|
{
|
|
const void *data;
|
|
size_t size;
|
|
char *algo;
|
|
uint8_t *fit_value;
|
|
int fit_value_len;
|
|
uint8_t value[FIT_MAX_HASH_LEN];
|
|
int value_len;
|
|
int noffset;
|
|
int ndepth;
|
|
char *err_msg = "";
|
|
|
|
/* Get image data and data length */
|
|
if (fit_image_get_data(fit, image_noffset, &data, &size)) {
|
|
printf("Can't get image data/size\n");
|
|
return 0;
|
|
}
|
|
|
|
/* Process all hash subnodes of the component image node */
|
|
for (ndepth = 0, noffset = fdt_next_node(fit, image_noffset, &ndepth);
|
|
(noffset >= 0) && (ndepth > 0);
|
|
noffset = fdt_next_node(fit, noffset, &ndepth)) {
|
|
if (ndepth == 1) {
|
|
/* Direct child node of the component image node */
|
|
|
|
/*
|
|
* Check subnode name, must be equal to "hash".
|
|
* Multiple hash nodes require unique unit node
|
|
* names, e.g. hash@1, hash@2, etc.
|
|
*/
|
|
if (strncmp(fit_get_name(fit, noffset, NULL),
|
|
FIT_HASH_NODENAME,
|
|
strlen(FIT_HASH_NODENAME)) != 0)
|
|
continue;
|
|
|
|
if (fit_image_hash_get_algo(fit, noffset, &algo)) {
|
|
err_msg = " error!\nCan't get hash algo "
|
|
"property";
|
|
goto error;
|
|
}
|
|
printf("%s", algo);
|
|
|
|
if (fit_image_hash_get_value(fit, noffset, &fit_value,
|
|
&fit_value_len)) {
|
|
err_msg = " error!\nCan't get hash value "
|
|
"property";
|
|
goto error;
|
|
}
|
|
|
|
if (calculate_hash(data, size, algo, value,
|
|
&value_len)) {
|
|
err_msg = " error!\n"
|
|
"Unsupported hash algorithm";
|
|
goto error;
|
|
}
|
|
|
|
if (value_len != fit_value_len) {
|
|
err_msg = " error !\nBad hash value len";
|
|
goto error;
|
|
} else if (memcmp(value, fit_value, value_len) != 0) {
|
|
err_msg = " error!\nBad hash value";
|
|
goto error;
|
|
}
|
|
printf("+ ");
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
|
|
error:
|
|
printf("%s for '%s' hash node in '%s' image node\n",
|
|
err_msg, fit_get_name(fit, noffset, NULL),
|
|
fit_get_name(fit, image_noffset, NULL));
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* fit_all_image_check_hashes - verify data intergity for all images
|
|
* @fit: pointer to the FIT format image header
|
|
*
|
|
* fit_all_image_check_hashes() goes over all images in the FIT and
|
|
* for every images checks if all it's hashes are valid.
|
|
*
|
|
* returns:
|
|
* 1, if all hashes of all images are valid
|
|
* 0, otherwise (or on error)
|
|
*/
|
|
int fit_all_image_check_hashes(const void *fit)
|
|
{
|
|
int images_noffset;
|
|
int noffset;
|
|
int ndepth;
|
|
int count;
|
|
|
|
/* Find images parent node offset */
|
|
images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
|
|
if (images_noffset < 0) {
|
|
printf("Can't find images parent node '%s' (%s)\n",
|
|
FIT_IMAGES_PATH, fdt_strerror(images_noffset));
|
|
return 0;
|
|
}
|
|
|
|
/* Process all image subnodes, check hashes for each */
|
|
printf("## Checking hash(es) for FIT Image at %08lx ...\n",
|
|
(ulong)fit);
|
|
for (ndepth = 0, count = 0,
|
|
noffset = fdt_next_node(fit, images_noffset, &ndepth);
|
|
(noffset >= 0) && (ndepth > 0);
|
|
noffset = fdt_next_node(fit, noffset, &ndepth)) {
|
|
if (ndepth == 1) {
|
|
/*
|
|
* Direct child node of the images parent node,
|
|
* i.e. component image node.
|
|
*/
|
|
printf(" Hash(es) for Image %u (%s): ", count++,
|
|
fit_get_name(fit, noffset, NULL));
|
|
|
|
if (!fit_image_check_hashes(fit, noffset))
|
|
return 0;
|
|
printf("\n");
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
/**
|
|
* fit_image_check_os - check whether image node is of a given os type
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: component image node offset
|
|
* @os: requested image os
|
|
*
|
|
* fit_image_check_os() reads image os property and compares its numeric
|
|
* id with the requested os. Comparison result is returned to the caller.
|
|
*
|
|
* returns:
|
|
* 1 if image is of given os type
|
|
* 0 otherwise (or on error)
|
|
*/
|
|
int fit_image_check_os(const void *fit, int noffset, uint8_t os)
|
|
{
|
|
uint8_t image_os;
|
|
|
|
if (fit_image_get_os(fit, noffset, &image_os))
|
|
return 0;
|
|
return (os == image_os);
|
|
}
|
|
|
|
/**
|
|
* fit_image_check_arch - check whether image node is of a given arch
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: component image node offset
|
|
* @arch: requested imagearch
|
|
*
|
|
* fit_image_check_arch() reads image arch property and compares its numeric
|
|
* id with the requested arch. Comparison result is returned to the caller.
|
|
*
|
|
* returns:
|
|
* 1 if image is of given arch
|
|
* 0 otherwise (or on error)
|
|
*/
|
|
int fit_image_check_arch(const void *fit, int noffset, uint8_t arch)
|
|
{
|
|
uint8_t image_arch;
|
|
|
|
if (fit_image_get_arch(fit, noffset, &image_arch))
|
|
return 0;
|
|
return (arch == image_arch);
|
|
}
|
|
|
|
/**
|
|
* fit_image_check_type - check whether image node is of a given type
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: component image node offset
|
|
* @type: requested image type
|
|
*
|
|
* fit_image_check_type() reads image type property and compares its numeric
|
|
* id with the requested type. Comparison result is returned to the caller.
|
|
*
|
|
* returns:
|
|
* 1 if image is of given type
|
|
* 0 otherwise (or on error)
|
|
*/
|
|
int fit_image_check_type(const void *fit, int noffset, uint8_t type)
|
|
{
|
|
uint8_t image_type;
|
|
|
|
if (fit_image_get_type(fit, noffset, &image_type))
|
|
return 0;
|
|
return (type == image_type);
|
|
}
|
|
|
|
/**
|
|
* fit_image_check_comp - check whether image node uses given compression
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: component image node offset
|
|
* @comp: requested image compression type
|
|
*
|
|
* fit_image_check_comp() reads image compression property and compares its
|
|
* numeric id with the requested compression type. Comparison result is
|
|
* returned to the caller.
|
|
*
|
|
* returns:
|
|
* 1 if image uses requested compression
|
|
* 0 otherwise (or on error)
|
|
*/
|
|
int fit_image_check_comp(const void *fit, int noffset, uint8_t comp)
|
|
{
|
|
uint8_t image_comp;
|
|
|
|
if (fit_image_get_comp(fit, noffset, &image_comp))
|
|
return 0;
|
|
return (comp == image_comp);
|
|
}
|
|
|
|
/**
|
|
* fit_check_format - sanity check FIT image format
|
|
* @fit: pointer to the FIT format image header
|
|
*
|
|
* fit_check_format() runs a basic sanity FIT image verification.
|
|
* Routine checks for mandatory properties, nodes, etc.
|
|
*
|
|
* returns:
|
|
* 1, on success
|
|
* 0, on failure
|
|
*/
|
|
int fit_check_format(const void *fit)
|
|
{
|
|
/* mandatory / node 'description' property */
|
|
if (fdt_getprop(fit, 0, FIT_DESC_PROP, NULL) == NULL) {
|
|
debug("Wrong FIT format: no description\n");
|
|
return 0;
|
|
}
|
|
|
|
#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
|
|
/* mandatory / node 'timestamp' property */
|
|
if (fdt_getprop(fit, 0, FIT_TIMESTAMP_PROP, NULL) == NULL) {
|
|
debug("Wrong FIT format: no timestamp\n");
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
/* mandatory subimages parent '/images' node */
|
|
if (fdt_path_offset(fit, FIT_IMAGES_PATH) < 0) {
|
|
debug("Wrong FIT format: no images parent node\n");
|
|
return 0;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
/**
|
|
* fit_conf_get_node - get node offset for configuration of a given unit name
|
|
* @fit: pointer to the FIT format image header
|
|
* @conf_uname: configuration node unit name
|
|
*
|
|
* fit_conf_get_node() finds a configuration (withing the '/configurations'
|
|
* parant node) of a provided unit name. If configuration is found its node offset
|
|
* is returned to the caller.
|
|
*
|
|
* When NULL is provided in second argument fit_conf_get_node() will search
|
|
* for a default configuration node instead. Default configuration node unit name
|
|
* is retrived from FIT_DEFAULT_PROP property of the '/configurations' node.
|
|
*
|
|
* returns:
|
|
* configuration node offset when found (>=0)
|
|
* negative number on failure (FDT_ERR_* code)
|
|
*/
|
|
int fit_conf_get_node(const void *fit, const char *conf_uname)
|
|
{
|
|
int noffset, confs_noffset;
|
|
int len;
|
|
|
|
confs_noffset = fdt_path_offset(fit, FIT_CONFS_PATH);
|
|
if (confs_noffset < 0) {
|
|
debug("Can't find configurations parent node '%s' (%s)\n",
|
|
FIT_CONFS_PATH, fdt_strerror(confs_noffset));
|
|
return confs_noffset;
|
|
}
|
|
|
|
if (conf_uname == NULL) {
|
|
/* get configuration unit name from the default property */
|
|
debug("No configuration specified, trying default...\n");
|
|
conf_uname = (char *)fdt_getprop(fit, confs_noffset,
|
|
FIT_DEFAULT_PROP, &len);
|
|
if (conf_uname == NULL) {
|
|
fit_get_debug(fit, confs_noffset, FIT_DEFAULT_PROP,
|
|
len);
|
|
return len;
|
|
}
|
|
debug("Found default configuration: '%s'\n", conf_uname);
|
|
}
|
|
|
|
noffset = fdt_subnode_offset(fit, confs_noffset, conf_uname);
|
|
if (noffset < 0) {
|
|
debug("Can't get node offset for configuration unit name: "
|
|
"'%s' (%s)\n",
|
|
conf_uname, fdt_strerror(noffset));
|
|
}
|
|
|
|
return noffset;
|
|
}
|
|
|
|
static int __fit_conf_get_prop_node(const void *fit, int noffset,
|
|
const char *prop_name)
|
|
{
|
|
char *uname;
|
|
int len;
|
|
|
|
/* get kernel image unit name from configuration kernel property */
|
|
uname = (char *)fdt_getprop(fit, noffset, prop_name, &len);
|
|
if (uname == NULL)
|
|
return len;
|
|
|
|
return fit_image_get_node(fit, uname);
|
|
}
|
|
|
|
/**
|
|
* fit_conf_get_kernel_node - get kernel image node offset that corresponds to
|
|
* a given configuration
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: configuration node offset
|
|
*
|
|
* fit_conf_get_kernel_node() retrives kernel image node unit name from
|
|
* configuration FIT_KERNEL_PROP property and translates it to the node
|
|
* offset.
|
|
*
|
|
* returns:
|
|
* image node offset when found (>=0)
|
|
* negative number on failure (FDT_ERR_* code)
|
|
*/
|
|
int fit_conf_get_kernel_node(const void *fit, int noffset)
|
|
{
|
|
return __fit_conf_get_prop_node(fit, noffset, FIT_KERNEL_PROP);
|
|
}
|
|
|
|
/**
|
|
* fit_conf_get_ramdisk_node - get ramdisk image node offset that corresponds to
|
|
* a given configuration
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: configuration node offset
|
|
*
|
|
* fit_conf_get_ramdisk_node() retrives ramdisk image node unit name from
|
|
* configuration FIT_KERNEL_PROP property and translates it to the node
|
|
* offset.
|
|
*
|
|
* returns:
|
|
* image node offset when found (>=0)
|
|
* negative number on failure (FDT_ERR_* code)
|
|
*/
|
|
int fit_conf_get_ramdisk_node(const void *fit, int noffset)
|
|
{
|
|
return __fit_conf_get_prop_node(fit, noffset, FIT_RAMDISK_PROP);
|
|
}
|
|
|
|
/**
|
|
* fit_conf_get_fdt_node - get fdt image node offset that corresponds to
|
|
* a given configuration
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: configuration node offset
|
|
*
|
|
* fit_conf_get_fdt_node() retrives fdt image node unit name from
|
|
* configuration FIT_KERNEL_PROP property and translates it to the node
|
|
* offset.
|
|
*
|
|
* returns:
|
|
* image node offset when found (>=0)
|
|
* negative number on failure (FDT_ERR_* code)
|
|
*/
|
|
int fit_conf_get_fdt_node(const void *fit, int noffset)
|
|
{
|
|
return __fit_conf_get_prop_node(fit, noffset, FIT_FDT_PROP);
|
|
}
|
|
|
|
/**
|
|
* fit_conf_print - prints out the FIT configuration details
|
|
* @fit: pointer to the FIT format image header
|
|
* @noffset: offset of the configuration node
|
|
* @p: pointer to prefix string
|
|
*
|
|
* fit_conf_print() lists all mandatory properies for the processed
|
|
* configuration node.
|
|
*
|
|
* returns:
|
|
* no returned results
|
|
*/
|
|
void fit_conf_print(const void *fit, int noffset, const char *p)
|
|
{
|
|
char *desc;
|
|
char *uname;
|
|
int ret;
|
|
|
|
/* Mandatory properties */
|
|
ret = fit_get_desc(fit, noffset, &desc);
|
|
printf("%s Description: ", p);
|
|
if (ret)
|
|
printf("unavailable\n");
|
|
else
|
|
printf("%s\n", desc);
|
|
|
|
uname = (char *)fdt_getprop(fit, noffset, FIT_KERNEL_PROP, NULL);
|
|
printf("%s Kernel: ", p);
|
|
if (uname == NULL)
|
|
printf("unavailable\n");
|
|
else
|
|
printf("%s\n", uname);
|
|
|
|
/* Optional properties */
|
|
uname = (char *)fdt_getprop(fit, noffset, FIT_RAMDISK_PROP, NULL);
|
|
if (uname)
|
|
printf("%s Init Ramdisk: %s\n", p, uname);
|
|
|
|
uname = (char *)fdt_getprop(fit, noffset, FIT_FDT_PROP, NULL);
|
|
if (uname)
|
|
printf("%s FDT: %s\n", p, uname);
|
|
}
|
|
|
|
/**
|
|
* fit_check_ramdisk - verify FIT format ramdisk subimage
|
|
* @fit_hdr: pointer to the FIT ramdisk header
|
|
* @rd_noffset: ramdisk subimage node offset within FIT image
|
|
* @arch: requested ramdisk image architecture type
|
|
* @verify: data CRC verification flag
|
|
*
|
|
* fit_check_ramdisk() verifies integrity of the ramdisk subimage and from
|
|
* specified FIT image.
|
|
*
|
|
* returns:
|
|
* 1, on success
|
|
* 0, on failure
|
|
*/
|
|
#ifndef USE_HOSTCC
|
|
static int fit_check_ramdisk(const void *fit, int rd_noffset, uint8_t arch,
|
|
int verify)
|
|
{
|
|
fit_image_print(fit, rd_noffset, " ");
|
|
|
|
if (verify) {
|
|
puts(" Verifying Hash Integrity ... ");
|
|
if (!fit_image_check_hashes(fit, rd_noffset)) {
|
|
puts("Bad Data Hash\n");
|
|
bootstage_error(BOOTSTAGE_ID_FIT_RD_HASH);
|
|
return 0;
|
|
}
|
|
puts("OK\n");
|
|
}
|
|
|
|
bootstage_mark(BOOTSTAGE_ID_FIT_RD_CHECK_ALL);
|
|
if (!fit_image_check_os(fit, rd_noffset, IH_OS_LINUX) ||
|
|
!fit_image_check_arch(fit, rd_noffset, arch) ||
|
|
!fit_image_check_type(fit, rd_noffset, IH_TYPE_RAMDISK)) {
|
|
printf("No Linux %s Ramdisk Image\n",
|
|
genimg_get_arch_name(arch));
|
|
bootstage_error(BOOTSTAGE_ID_FIT_RD_CHECK_ALL);
|
|
return 0;
|
|
}
|
|
|
|
bootstage_mark(BOOTSTAGE_ID_FIT_RD_CHECK_ALL_OK);
|
|
return 1;
|
|
}
|
|
#endif /* USE_HOSTCC */
|
|
#endif /* CONFIG_FIT */
|