Gabe Black (gabeblack@chromium.org) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/3660
-gerrit
commit cc1ebe12fa83598c4f9bf3c895ec13bd92eb543b Author: Stefan Reinauer reinauer@chromium.org Date: Fri May 24 15:09:36 2013 -0700
Drop ELF remains from boot code
This stuff is not used, so let's drop it.
Change-Id: I671a5e87855b4c59622cafacdefe466ab3d70143 Signed-off-by: Stefan Reinauer reinauer@chromium.org Signed-off-by: Gabe Black gabeblack@chromium.org --- src/arch/armv7/boot.c | 202 ++---------------- src/arch/armv7/include/arch/stages.h | 1 + src/arch/armv7/stages.c | 6 +- src/arch/x86/boot/boot.c | 84 +------- src/arch/x86/include/arch/stages.h | 1 + src/include/boot/elf.h | 403 ----------------------------------- src/include/boot/elf_boot.h | 89 -------- src/lib/hardwaremain.c | 1 - src/lib/selfboot.c | 3 +- 9 files changed, 29 insertions(+), 761 deletions(-)
diff --git a/src/arch/armv7/boot.c b/src/arch/armv7/boot.c index ab531be..6774802 100644 --- a/src/arch/armv7/boot.c +++ b/src/arch/armv7/boot.c @@ -1,189 +1,27 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2013 Google Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + #include <console/console.h> -#include <ip_checksum.h> -#include <boot/elf.h> -#include <boot/elf_boot.h> -#include <string.h> -#include <cpu/x86/multiboot.h> #include <arch/stages.h>
- -#ifndef CMD_LINE -#define CMD_LINE "" -#endif - - - -#define UPSZ(X) ((sizeof(X) + 3) &~3) - -static struct { - Elf_Bhdr hdr; - Elf_Nhdr ft_hdr; - unsigned char ft_desc[UPSZ(FIRMWARE_TYPE)]; - Elf_Nhdr bl_hdr; - unsigned char bl_desc[UPSZ(BOOTLOADER)]; - Elf_Nhdr blv_hdr; - unsigned char blv_desc[UPSZ(BOOTLOADER_VERSION)]; - Elf_Nhdr cmd_hdr; - unsigned char cmd_desc[UPSZ(CMD_LINE)]; -} elf_boot_notes = { - .hdr = { - .b_signature = 0x0E1FB007, - .b_size = sizeof(elf_boot_notes), - .b_checksum = 0, - .b_records = 4, - }, - .ft_hdr = { - .n_namesz = 0, - .n_descsz = sizeof(FIRMWARE_TYPE), - .n_type = EBN_FIRMWARE_TYPE, - }, - .ft_desc = FIRMWARE_TYPE, - .bl_hdr = { - .n_namesz = 0, - .n_descsz = sizeof(BOOTLOADER), - .n_type = EBN_BOOTLOADER_NAME, - }, - .bl_desc = BOOTLOADER, - .blv_hdr = { - .n_namesz = 0, - .n_descsz = sizeof(BOOTLOADER_VERSION), - .n_type = EBN_BOOTLOADER_VERSION, - }, - .blv_desc = BOOTLOADER_VERSION, - .cmd_hdr = { - .n_namesz = 0, - .n_descsz = sizeof(CMD_LINE), - .n_type = EBN_COMMAND_LINE, - }, - .cmd_desc = CMD_LINE, -}; - - -int elf_check_arch(Elf_ehdr *ehdr) -{ - return ( - ((ehdr->e_machine == EM_386) || (ehdr->e_machine == EM_486)) && - (ehdr->e_ident[EI_CLASS] == ELFCLASS32) && - (ehdr->e_ident[EI_DATA] == ELFDATA2LSB) - ); - -} - void jmp_to_elf_entry(void *entry, unsigned long buffer, unsigned long size) { - extern unsigned char _ram_seg, _eram_seg; - unsigned long lb_start, lb_size; - unsigned long adjust, adjusted_boot_notes; - - elf_boot_notes.hdr.b_checksum = - compute_ip_checksum(&elf_boot_notes, sizeof(elf_boot_notes)); - - lb_start = (unsigned long)&_ram_seg; - lb_size = (unsigned long)(&_eram_seg - &_ram_seg); - adjust = buffer + size - lb_start; - - adjusted_boot_notes = (unsigned long)&elf_boot_notes; - adjusted_boot_notes += adjust; - - printk(BIOS_SPEW, "entry = 0x%08lx\n", (unsigned long)entry); - printk(BIOS_SPEW, "lb_start = 0x%08lx\n", lb_start); - printk(BIOS_SPEW, "lb_size = 0x%08lx\n", lb_size); - printk(BIOS_SPEW, "adjust = 0x%08lx\n", adjust); - printk(BIOS_SPEW, "buffer = 0x%08lx\n", buffer); - printk(BIOS_SPEW, " elf_boot_notes = 0x%08lx\n", (unsigned long)&elf_boot_notes); - printk(BIOS_SPEW, "adjusted_boot_notes = 0x%08lx\n", adjusted_boot_notes); - + printk(BIOS_SPEW, "entry = %p\n", entry); stage_exit(entry); -#if 0 - /* FIXME: do we need any of this? */ - /* Jump to kernel */ - __asm__ __volatile__( - " cld \n\t" - /* Save the callee save registers... */ - " pushl %%esi\n\t" - " pushl %%edi\n\t" - " pushl %%ebx\n\t" - /* Save the parameters I was passed */ - " pushl $0\n\t" /* 20 adjust */ - " pushl %0\n\t" /* 16 lb_start */ - " pushl %1\n\t" /* 12 buffer */ - " pushl %2\n\t" /* 8 lb_size */ - " pushl %3\n\t" /* 4 entry */ - " pushl %4\n\t" /* 0 elf_boot_notes */ - /* Compute the adjustment */ - " xorl %%eax, %%eax\n\t" - " subl 16(%%esp), %%eax\n\t" - " addl 12(%%esp), %%eax\n\t" - " addl 8(%%esp), %%eax\n\t" - " movl %%eax, 20(%%esp)\n\t" - /* Place a copy of coreboot in its new location */ - /* Move ``longs'' the coreboot size is 4 byte aligned */ - " movl 12(%%esp), %%edi\n\t" - " addl 8(%%esp), %%edi\n\t" - " movl 16(%%esp), %%esi\n\t" - " movl 8(%%esp), %%ecx\n\n" - " shrl $2, %%ecx\n\t" - " rep movsl\n\t" - - /* Adjust the stack pointer to point into the new coreboot image */ - " addl 20(%%esp), %%esp\n\t" - /* Adjust the instruction pointer to point into the new coreboot image */ - " movl $1f, %%eax\n\t" - " addl 20(%%esp), %%eax\n\t" - " jmp *%%eax\n\t" - "1: \n\t" - - /* Copy the coreboot bounce buffer over coreboot */ - /* Move ``longs'' the coreboot size is 4 byte aligned */ - " movl 16(%%esp), %%edi\n\t" - " movl 12(%%esp), %%esi\n\t" - " movl 8(%%esp), %%ecx\n\t" - " shrl $2, %%ecx\n\t" - " rep movsl\n\t" - - /* Now jump to the loaded image */ - " movl %5, %%eax\n\t" - " movl 0(%%esp), %%ebx\n\t" - " call *4(%%esp)\n\t" - - /* The loaded image returned? */ - " cli \n\t" - " cld \n\t" - - /* Copy the saved copy of coreboot where coreboot runs */ - /* Move ``longs'' the coreboot size is 4 byte aligned */ - " movl 16(%%esp), %%edi\n\t" - " movl 12(%%esp), %%esi\n\t" - " addl 8(%%esp), %%esi\n\t" - " movl 8(%%esp), %%ecx\n\t" - " shrl $2, %%ecx\n\t" - " rep movsl\n\t" - - /* Adjust the stack pointer to point into the old coreboot image */ - " subl 20(%%esp), %%esp\n\t" - - /* Adjust the instruction pointer to point into the old coreboot image */ - " movl $1f, %%eax\n\t" - " subl 20(%%esp), %%eax\n\t" - " jmp *%%eax\n\t" - "1: \n\t" - - /* Drop the parameters I was passed */ - " addl $24, %%esp\n\t" - - /* Restore the callee save registers */ - " popl %%ebx\n\t" - " popl %%edi\n\t" - " popl %%esi\n\t" - - :: - "ri" (lb_start), "ri" (buffer), "ri" (lb_size), - "ri" (entry), -#if CONFIG_MULTIBOOT - "ri"(mbi), "ri" (MB_MAGIC2) -#else - "ri"(adjusted_boot_notes), "ri" (0x0E1FB007) -#endif - ); -#endif } diff --git a/src/arch/armv7/include/arch/stages.h b/src/arch/armv7/include/arch/stages.h index 671c02b..3fd54b9 100644 --- a/src/arch/armv7/include/arch/stages.h +++ b/src/arch/armv7/include/arch/stages.h @@ -24,5 +24,6 @@ extern void main(void);
void stage_entry(void) __attribute__((section(".text.stage_entry.armv7"))); void stage_exit(void *); +void jmp_to_elf_entry(void *entry, unsigned long buffer, unsigned long size);
#endif diff --git a/src/arch/armv7/stages.c b/src/arch/armv7/stages.c index e26dbe5..0d2072d 100644 --- a/src/arch/armv7/stages.c +++ b/src/arch/armv7/stages.c @@ -1,7 +1,7 @@ /* * This file is part of the coreboot project. * - * Copyright (C) 2012 The ChromiumOS Authors. All rights reserved. + * Copyright 2012 Google Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -15,7 +15,9 @@ * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - * + */ + +/* * This file contains entry/exit functions for each stage during coreboot * execution (bootblock entry and ramstage exit will depend on external * loading. diff --git a/src/arch/x86/boot/boot.c b/src/arch/x86/boot/boot.c index 4892c5e..7fc433d 100644 --- a/src/arch/x86/boot/boot.c +++ b/src/arch/x86/boot/boot.c @@ -1,81 +1,14 @@ #include <console/console.h> +#include <arch/stages.h> #include <ip_checksum.h> -#include <boot/elf.h> -#include <boot/elf_boot.h> #include <string.h> #include <cpu/x86/multiboot.h>
- -#ifndef CMD_LINE -#define CMD_LINE "" -#endif - - - -#define UPSZ(X) ((sizeof(X) + 3) &~3) - -static struct { - Elf_Bhdr hdr; - Elf_Nhdr ft_hdr; - unsigned char ft_desc[UPSZ(FIRMWARE_TYPE)]; - Elf_Nhdr bl_hdr; - unsigned char bl_desc[UPSZ(BOOTLOADER)]; - Elf_Nhdr blv_hdr; - unsigned char blv_desc[UPSZ(BOOTLOADER_VERSION)]; - Elf_Nhdr cmd_hdr; - unsigned char cmd_desc[UPSZ(CMD_LINE)]; -} elf_boot_notes = { - .hdr = { - .b_signature = 0x0E1FB007, - .b_size = sizeof(elf_boot_notes), - .b_checksum = 0, - .b_records = 4, - }, - .ft_hdr = { - .n_namesz = 0, - .n_descsz = sizeof(FIRMWARE_TYPE), - .n_type = EBN_FIRMWARE_TYPE, - }, - .ft_desc = FIRMWARE_TYPE, - .bl_hdr = { - .n_namesz = 0, - .n_descsz = sizeof(BOOTLOADER), - .n_type = EBN_BOOTLOADER_NAME, - }, - .bl_desc = BOOTLOADER, - .blv_hdr = { - .n_namesz = 0, - .n_descsz = sizeof(BOOTLOADER_VERSION), - .n_type = EBN_BOOTLOADER_VERSION, - }, - .blv_desc = BOOTLOADER_VERSION, - .cmd_hdr = { - .n_namesz = 0, - .n_descsz = sizeof(CMD_LINE), - .n_type = EBN_COMMAND_LINE, - }, - .cmd_desc = CMD_LINE, -}; - - -int elf_check_arch(Elf_ehdr *ehdr) -{ - return ( - ((ehdr->e_machine == EM_386) || (ehdr->e_machine == EM_486)) && - (ehdr->e_ident[EI_CLASS] == ELFCLASS32) && - (ehdr->e_ident[EI_DATA] == ELFDATA2LSB) - ); - -} - #if CONFIG_RELOCATABLE_RAMSTAGE /* When the ramstage is relocatable the elf loading ensures an elf image cannot * be loaded over the ramstage code. */ void jmp_to_elf_entry(void *entry, unsigned long unused1, unsigned long unused2) { - elf_boot_notes.hdr.b_checksum = - compute_ip_checksum(&elf_boot_notes, sizeof(elf_boot_notes)); - /* Jump to kernel */ __asm__ __volatile__( " cld \n\t" @@ -90,8 +23,6 @@ void jmp_to_elf_entry(void *entry, unsigned long unused1, unsigned long unused2) "r" (entry), #if CONFIG_MULTIBOOT "b"(mbi), "a" (MB_MAGIC2) -#else - "b"(&elf_boot_notes), "a" (0x0E1FB007) #endif ); } @@ -100,25 +31,14 @@ void jmp_to_elf_entry(void *entry, unsigned long buffer, unsigned long size) { extern unsigned char _ram_seg, _eram_seg; unsigned long lb_start, lb_size; - unsigned long adjust, adjusted_boot_notes; - - elf_boot_notes.hdr.b_checksum = - compute_ip_checksum(&elf_boot_notes, sizeof(elf_boot_notes));
lb_start = (unsigned long)&_ram_seg; lb_size = (unsigned long)(&_eram_seg - &_ram_seg); - adjust = buffer + size - lb_start; - - adjusted_boot_notes = (unsigned long)&elf_boot_notes; - adjusted_boot_notes += adjust;
printk(BIOS_SPEW, "entry = 0x%08lx\n", (unsigned long)entry); printk(BIOS_SPEW, "lb_start = 0x%08lx\n", lb_start); printk(BIOS_SPEW, "lb_size = 0x%08lx\n", lb_size); - printk(BIOS_SPEW, "adjust = 0x%08lx\n", adjust); printk(BIOS_SPEW, "buffer = 0x%08lx\n", buffer); - printk(BIOS_SPEW, " elf_boot_notes = 0x%08lx\n", (unsigned long)&elf_boot_notes); - printk(BIOS_SPEW, "adjusted_boot_notes = 0x%08lx\n", adjusted_boot_notes);
/* Jump to kernel */ __asm__ __volatile__( @@ -206,7 +126,7 @@ void jmp_to_elf_entry(void *entry, unsigned long buffer, unsigned long size) #if CONFIG_MULTIBOOT "ri"(mbi), "ri" (MB_MAGIC2) #else - "ri"(adjusted_boot_notes), "ri" (0x0E1FB007) + "ri"(0), "ri" (0) #endif ); } diff --git a/src/arch/x86/include/arch/stages.h b/src/arch/x86/include/arch/stages.h index 3dea427..8cbf5da 100644 --- a/src/arch/x86/include/arch/stages.h +++ b/src/arch/x86/include/arch/stages.h @@ -23,4 +23,5 @@ #include <arch/cpu.h>
void asmlinkage copy_and_run(void); +void jmp_to_elf_entry(void *entry, unsigned long buffer, unsigned long size); #endif diff --git a/src/include/boot/elf.h b/src/include/boot/elf.h deleted file mode 100644 index 5be96be..0000000 --- a/src/include/boot/elf.h +++ /dev/null @@ -1,403 +0,0 @@ -#ifndef ELF_H -#define ELF_H - -/* Standard ELF types. */ - -#include <stdint.h> -#include <stddef.h> -#include <arch/boot/boot.h> - -/* Type for a 16-bit quantity. */ -typedef uint16_t Elf32_Half; -typedef uint16_t Elf64_Half; - -/* Types for signed and unsigned 32-bit quantities. */ -typedef uint32_t Elf32_Word; -typedef int32_t Elf32_Sword; -typedef uint32_t Elf64_Word; -typedef int32_t Elf64_Sword; - -/* Types for signed and unsigned 64-bit quantities. */ -typedef uint64_t Elf32_Xword; -typedef int64_t Elf32_Sxword; -typedef uint64_t Elf64_Xword; -typedef int64_t Elf64_Sxword; - -/* Type of addresses. */ -typedef uint32_t Elf32_Addr; -typedef uint64_t Elf64_Addr; - -/* Type of file offsets. */ -typedef uint32_t Elf32_Off; -typedef uint64_t Elf64_Off; - -/* Type for section indices, which are 16-bit quantities. */ -typedef uint16_t Elf32_Section; -typedef uint16_t Elf64_Section; - -/* Type of symbol indices. */ -typedef uint32_t Elf32_Symndx; -typedef uint64_t Elf64_Symndx; - - -/* The ELF file header. This appears at the start of every ELF file. */ - -#define EI_NIDENT (16) - -typedef struct -{ - unsigned char e_ident[EI_NIDENT]; /* Magic number and other info */ - Elf32_Half e_type; /* Object file type */ - Elf32_Half e_machine; /* Architecture */ - Elf32_Word e_version; /* Object file version */ - Elf32_Addr e_entry; /* Entry point virtual address */ - Elf32_Off e_phoff; /* Program header table file offset */ - Elf32_Off e_shoff; /* Section header table file offset */ - Elf32_Word e_flags; /* Processor-specific flags */ - Elf32_Half e_ehsize; /* ELF header size in bytes */ - Elf32_Half e_phentsize; /* Program header table entry size */ - Elf32_Half e_phnum; /* Program header table entry count */ - Elf32_Half e_shentsize; /* Section header table entry size */ - Elf32_Half e_shnum; /* Section header table entry count */ - Elf32_Half e_shstrndx; /* Section header string table index */ -} Elf32_Ehdr; - -typedef struct -{ - unsigned char e_ident[EI_NIDENT]; /* Magic number and other info */ - Elf64_Half e_type; /* Object file type */ - Elf64_Half e_machine; /* Architecture */ - Elf64_Word e_version; /* Object file version */ - Elf64_Addr e_entry; /* Entry point virtual address */ - Elf64_Off e_phoff; /* Program header table file offset */ - Elf64_Off e_shoff; /* Section header table file offset */ - Elf64_Word e_flags; /* Processor-specific flags */ - Elf64_Half e_ehsize; /* ELF header size in bytes */ - Elf64_Half e_phentsize; /* Program header table entry size */ - Elf64_Half e_phnum; /* Program header table entry count */ - Elf64_Half e_shentsize; /* Section header table entry size */ - Elf64_Half e_shnum; /* Section header table entry count */ - Elf64_Half e_shstrndx; /* Section header string table index */ -} Elf64_Ehdr; - -/* Fields in the e_ident array. The EI_* macros are indices into the - array. The macros under each EI_* macro are the values the byte - may have. */ - -#define EI_MAG0 0 /* File identification byte 0 index */ -#define ELFMAG0 0x7f /* Magic number byte 0 */ - -#define EI_MAG1 1 /* File identification byte 1 index */ -#define ELFMAG1 'E' /* Magic number byte 1 */ - -#define EI_MAG2 2 /* File identification byte 2 index */ -#define ELFMAG2 'L' /* Magic number byte 2 */ - -#define EI_MAG3 3 /* File identification byte 3 index */ -#define ELFMAG3 'F' /* Magic number byte 3 */ - -/* Conglomeration of the identification bytes, for easy testing as a word. */ -#define ELFMAG "\177ELF" -#define SELFMAG 4 - -#define EI_CLASS 4 /* File class byte index */ -#define ELFCLASSNONE 0 /* Invalid class */ -#define ELFCLASS32 1 /* 32-bit objects */ -#define ELFCLASS64 2 /* 64-bit objects */ -#define ELFCLASSNUM 3 - -#define EI_DATA 5 /* Data encoding byte index */ -#define ELFDATANONE 0 /* Invalid data encoding */ -#define ELFDATA2LSB 1 /* 2's complement, little endian */ -#define ELFDATA2MSB 2 /* 2's complement, big endian */ -#define ELFDATANUM 3 - -#define EI_VERSION 6 /* File version byte index */ - /* Value must be EV_CURRENT */ - -#define EI_OSABI 7 /* OS ABI identification */ -#define ELFOSABI_SYSV 0 /* UNIX System V ABI */ -#define ELFOSABI_HPUX 1 /* HP-UX */ -#define ELFOSABI_ARM 97 /* ARM */ -#define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */ - -#define EI_ABIVERSION 8 /* ABI version */ - -#define EI_PAD 9 /* Byte index of padding bytes */ - -/* Legal values for e_type (object file type). */ - -#define ET_NONE 0 /* No file type */ -#define ET_REL 1 /* Relocatable file */ -#define ET_EXEC 2 /* Executable file */ -#define ET_DYN 3 /* Shared object file */ -#define ET_CORE 4 /* Core file */ -#define ET_NUM 5 /* Number of defined types */ -#define ET_LOPROC 0xff00 /* Processor-specific */ -#define ET_HIPROC 0xffff /* Processor-specific */ - -/* Legal values for e_machine (architecture). */ - -#define EM_NONE 0 /* No machine */ -#define EM_M32 1 /* AT&T WE 32100 */ -#define EM_SPARC 2 /* SUN SPARC */ -#define EM_386 3 /* Intel 80386 */ -#define EM_68K 4 /* Motorola m68k family */ -#define EM_88K 5 /* Motorola m88k family */ -#define EM_486 6 /* Intel 80486 */ -#define EM_860 7 /* Intel 80860 */ -#define EM_MIPS 8 /* MIPS R3000 big-endian */ -#define EM_S370 9 /* Amdahl */ -#define EM_MIPS_RS4_BE 10 /* MIPS R4000 big-endian */ -#define EM_RS6000 11 /* RS6000 */ - -#define EM_PARISC 15 /* HPPA */ -#define EM_nCUBE 16 /* nCUBE */ -#define EM_VPP500 17 /* Fujitsu VPP500 */ -#define EM_SPARC32PLUS 18 /* Sun's "v8plus" */ -#define EM_960 19 /* Intel 80960 */ -#define EM_PPC 20 /* PowerPC */ - -#define EM_V800 36 /* NEC V800 series */ -#define EM_FR20 37 /* Fujitsu FR20 */ -#define EM_RH32 38 /* TRW RH32 */ -#define EM_MMA 39 /* Fujitsu MMA */ -#define EM_ARM 40 /* ARM */ -#define EM_FAKE_ALPHA 41 /* Digital Alpha */ -#define EM_SH 42 /* Hitachi SH */ -#define EM_SPARCV9 43 /* SPARC v9 64-bit */ -#define EM_TRICORE 44 /* Siemens Tricore */ -#define EM_ARC 45 /* Argonaut RISC Core */ -#define EM_H8_300 46 /* Hitachi H8/300 */ -#define EM_H8_300H 47 /* Hitachi H8/300H */ -#define EM_H8S 48 /* Hitachi H8S */ -#define EM_H8_500 49 /* Hitachi H8/500 */ -#define EM_IA_64 50 /* Intel Merced */ -#define EM_MIPS_X 51 /* Stanford MIPS-X */ -#define EM_COLDFIRE 52 /* Motorola Coldfire */ -#define EM_68HC12 53 /* Motorola M68HC12 */ -#define EM_NUM 54 - -/* If it is necessary to assign new unofficial EM_* values, please - pick large random numbers (0x8523, 0xa7f2, etc.) to minimize the - chances of collision with official or non-GNU unofficial values. */ - -#define EM_ALPHA 0x9026 - -/* Legal values for e_version (version). */ - -#define EV_NONE 0 /* Invalid ELF version */ -#define EV_CURRENT 1 /* Current version */ -#define EV_NUM 2 - - -/* Program segment header. */ - -typedef struct -{ - Elf32_Word p_type; /* Segment type */ - Elf32_Off p_offset; /* Segment file offset */ - Elf32_Addr p_vaddr; /* Segment virtual address */ - Elf32_Addr p_paddr; /* Segment physical address */ - Elf32_Word p_filesz; /* Segment size in file */ - Elf32_Word p_memsz; /* Segment size in memory */ - Elf32_Word p_flags; /* Segment flags */ - Elf32_Word p_align; /* Segment alignment */ -} Elf32_Phdr; - -typedef struct -{ - Elf64_Word p_type; /* Segment type */ - Elf64_Word p_flags; /* Segment flags */ - Elf64_Off p_offset; /* Segment file offset */ - Elf64_Addr p_vaddr; /* Segment virtual address */ - Elf64_Addr p_paddr; /* Segment physical address */ - Elf64_Xword p_filesz; /* Segment size in file */ - Elf64_Xword p_memsz; /* Segment size in memory */ - Elf64_Xword p_align; /* Segment alignment */ -} Elf64_Phdr; - -/* Legal values for p_type (segment type). */ - -#define PT_NULL 0 /* Program header table entry unused */ -#define PT_LOAD 1 /* Loadable program segment */ -#define PT_DYNAMIC 2 /* Dynamic linking information */ -#define PT_INTERP 3 /* Program interpreter */ -#define PT_NOTE 4 /* Auxiliary information */ -#define PT_SHLIB 5 /* Reserved */ -#define PT_PHDR 6 /* Entry for header table itself */ -#define PT_NUM 7 /* Number of defined types. */ -#define PT_LOOS 0x60000000 /* Start of OS-specific */ -#define PT_HIOS 0x6fffffff /* End of OS-specific */ -#define PT_LOPROC 0x70000000 /* Start of processor-specific */ -#define PT_HIPROC 0x7fffffff /* End of processor-specific */ - -/* Legal values for p_flags (segment flags). */ - -#define PF_X (1 << 0) /* Segment is executable */ -#define PF_W (1 << 1) /* Segment is writable */ -#define PF_R (1 << 2) /* Segment is readable */ -#define PF_MASKPROC 0xf0000000 /* Processor-specific */ - - -/* Note section contents. Each entry in the note section begins with - a header of a fixed form. */ - -typedef struct -{ - Elf32_Word n_namesz; /* Length of the note's name. */ - Elf32_Word n_descsz; /* Length of the note's descriptor. */ - Elf32_Word n_type; /* Type of the note. */ -} Elf32_Nhdr; - -typedef struct -{ - Elf64_Word n_namesz; /* Length of the note's name. */ - Elf64_Word n_descsz; /* Length of the note's descriptor. */ - Elf64_Word n_type; /* Type of the note. */ -} Elf64_Nhdr; - -/* Known names of notes. */ - -/* Solaris entries in the note section have this name. */ -#define ELF_NOTE_SOLARIS "SUNW Solaris" - -/* Note entries for GNU systems have this name. */ -#define ELF_NOTE_GNU "GNU" - - -/* Defined types of notes for Solaris. */ - -/* Value of descriptor (one word) is desired pagesize for the binary. */ -#define ELF_NOTE_PAGESIZE_HINT 1 - - -/* Defined note types for GNU systems. */ - -/* ABI information. The descriptor consists of words: - word 0: OS descriptor - word 1: major version of the ABI - word 2: minor version of the ABI - word 3: subminor version of the ABI -*/ -#define ELF_NOTE_ABI 1 - -/* Known OSes. These value can appear in word 0 of an ELF_NOTE_ABI - note section entry. */ -#define ELF_NOTE_OS_LINUX 0 -#define ELF_NOTE_OS_GNU 1 -#define ELF_NOTE_OS_SOLARIS2 2 - - -/* Motorola 68k specific definitions. */ - -/* Intel 80386 specific definitions. */ - -/* SUN SPARC specific definitions. */ - -/* Values for Elf64_Ehdr.e_flags. */ - -#define EF_SPARCV9_MM 3 -#define EF_SPARCV9_TSO 0 -#define EF_SPARCV9_PSO 1 -#define EF_SPARCV9_RMO 2 -#define EF_SPARC_EXT_MASK 0xFFFF00 -#define EF_SPARC_SUN_US1 0x000200 -#define EF_SPARC_HAL_R1 0x000400 - -/* MIPS R3000 specific definitions. */ - -/* Legal values for e_flags field of Elf32_Ehdr. */ - -#define EF_MIPS_NOREORDER 1 /* A .noreorder directive was used */ -#define EF_MIPS_PIC 2 /* Contains PIC code */ -#define EF_MIPS_CPIC 4 /* Uses PIC calling sequence */ -#define EF_MIPS_XGOT 8 -#define EF_MIPS_64BIT_WHIRL 16 -#define EF_MIPS_ABI2 32 -#define EF_MIPS_ABI_ON32 64 -#define EF_MIPS_ARCH 0xf0000000 /* MIPS architecture level */ - -/* Legal values for MIPS architecture level. */ - -#define EF_MIPS_ARCH_1 0x00000000 /* -mips1 code. */ -#define EF_MIPS_ARCH_2 0x10000000 /* -mips2 code. */ -#define EF_MIPS_ARCH_3 0x20000000 /* -mips3 code. */ -#define EF_MIPS_ARCH_4 0x30000000 /* -mips4 code. */ -#define EF_MIPS_ARCH_5 0x40000000 /* -mips5 code. */ - -/* Legal values for p_type field of Elf32_Phdr. */ - -#define PT_MIPS_REGINFO 0x70000000 /* Register usage information */ -#define PT_MIPS_RTPROC 0x70000001 /* Runtime procedure table. */ -#define PT_MIPS_OPTIONS 0x70000002 - -/* Special program header types. */ - -#define PF_MIPS_LOCAL 0x10000000 - - -/* HPPA specific definitions. */ - -/* Legal values for e_flags field of Elf32_Ehdr. */ - -#define EF_PARISC_TRAPNL 1 /* Trap nil pointer dereference. */ -#define EF_PARISC_EXT 2 /* Program uses arch. extensions. */ -#define EF_PARISC_ARCH 0xffff0000 /* Architecture version. */ -/* Defined values are: - 0x020b PA-RISC 1.0 big-endian - 0x0210 PA-RISC 1.1 big-endian - 0x028b PA-RISC 1.0 little-endian - 0x0290 PA-RISC 1.1 little-endian -*/ - - -/* Alpha specific definitions. */ - -/* Legal values for e_flags field of Elf64_Ehdr. */ - -#define EF_ALPHA_32BIT 1 /* All addresses must be < 2GB. */ -#define EF_ALPHA_CANRELAX 2 /* Relocations for relaxing exist. */ - - -/* PowerPC specific declarations */ - -/* ARM specific declarations */ - -/* Processor specific flags for the ELF header e_flags field. */ -#define EF_ARM_RELEXEC 0x01 -#define EF_ARM_HASENTRY 0x02 -#define EF_ARM_INTERWORK 0x04 -#define EF_ARM_APCS_26 0x08 -#define EF_ARM_APCS_FLOAT 0x10 -#define EF_ARM_PIC 0x20 -#define EF_ALIGN8 0x40 /* 8-bit structure alignment is in use */ -#define EF_NEW_ABI 0x80 -#define EF_OLD_ABI 0x100 - -/* ARM-specific program header flags */ -#define PF_ARM_SB 0x10000000 /* Segment contains the location - addressed by the static base */ - -#if ELF_CLASS == ELFCLASS32 -typedef Elf32_Ehdr Elf_ehdr; -typedef Elf32_Phdr Elf_phdr; -#endif - -#if ELF_CLASS == ELFCLASS64 -typedef Elf64_Ehdr Elf_ehdr; -typedef Elf64_Phdr Elf_phdr; -#endif - -int elf_check_arch(Elf_ehdr *ehdr); -void jmp_to_elf_entry(void *entry, unsigned long buffer, unsigned long bounce_size); -struct lb_memory; -int elfboot(struct lb_memory *mem); -/* Temporary compile fix, FILO should be dropped from coreboot */ -int filo(struct lb_memory *mem); - -#define FIRMWARE_TYPE "coreboot" -#define BOOTLOADER "elfboot" -#define BOOTLOADER_VERSION "1.3" - -#endif /* elf.h */ diff --git a/src/include/boot/elf_boot.h b/src/include/boot/elf_boot.h deleted file mode 100644 index b119bab..0000000 --- a/src/include/boot/elf_boot.h +++ /dev/null @@ -1,89 +0,0 @@ -#ifndef ELF_BOOT_H -#define ELF_BOOT_H - -#include <stdint.h> - -/* This defines the structure of a table of parameters useful for ELF - * bootable images. These parameters are all passed and generated - * by the bootloader to the booted image. For simplicity and - * consistency the Elf Note format is reused. - * - * All of the information must be Position Independent Data. - * That is it must be safe to relocate the whole ELF boot parameter - * block without changing the meaning or correctnes of the data. - * Additionally it must be safe to permute the order of the ELF notes - * to any possible permutation without changing the meaning or correctness - * of the data. - * - */ - -#define ELF_HEAD_SIZE (8*1024) -#define ELF_BOOT_MAGIC 0x0E1FB007 - -typedef uint16_t Elf_Half; -typedef uint32_t Elf_Word; -typedef uint64_t Elf_Xword; - -typedef struct -{ - Elf_Word b_signature; /* "0x0E1FB007" */ - Elf_Word b_size; - Elf_Half b_checksum; - Elf_Half b_records; -} Elf_Bhdr; - -typedef struct -{ - Elf_Word n_namesz; /* Length of the note's name. */ - Elf_Word n_descsz; /* Length of the note's descriptor. */ - Elf_Word n_type; /* Type of the note. */ -} Elf_Nhdr; - - -/* For standard notes n_namesz must be zero */ -/* All of the following standard note types provide a single null - * terminated string in the descriptor. - */ -#define EBN_FIRMWARE_TYPE 0x00000001 -/* On platforms that support multiple classes of firmware this field - * specifies the class of firmware you are loaded under. - */ -#define EBN_BOOTLOADER_NAME 0x00000002 -/* This specifies just the name of the bootloader for easy comparison */ -#define EBN_BOOTLOADER_VERSION 0x00000003 -/* This specifies the version of the bootlader */ -#define EBN_COMMAND_LINE 0x00000004 -/* This specifies a command line that can be set by user interaction, - * and is provided as a free form string to the loaded image. - */ - - -/* Standardized Elf image notes for booting... The name for all of these is ELFBoot */ - -#define ELF_NOTE_BOOT "ELFBoot" - -#define EIN_PROGRAM_NAME 0x00000001 -/* The program in this ELF file */ -#define EIN_PROGRAM_VERSION 0x00000002 -/* The version of the program in this ELF file */ -#define EIN_PROGRAM_CHECKSUM 0x00000003 -/* ip style checksum of the memory image. */ - - -/* Linux image notes for booting... The name for all of these is Linux */ - -#define LINUX_NOTE_BOOT "Linux" - -#define LIN_COMMAND_LINE 0x00000001 -/* The command line to pass to the loaded kernel. */ -#define LIN_ROOT_DEV 0x00000002 -/* The root dev to pass to the loaded kernel. */ -#define LIN_RAMDISK_FLAGS 0x00000003 -/* Various old ramdisk flags */ -#define LIN_INITRD_START 0x00000004 -/* Start of the ramdisk in bytes */ -#define LIN_INITRD_SIZE 0x00000005 -/* Size of the ramdisk in bytes */ - - -#endif /* ELF_BOOT_H */ diff --git a/src/lib/hardwaremain.c b/src/lib/hardwaremain.c index a1803ed..898e910 100644 --- a/src/lib/hardwaremain.c +++ b/src/lib/hardwaremain.c @@ -31,7 +31,6 @@ #include <stdlib.h> #include <reset.h> #include <boot/tables.h> -#include <boot/elf.h> #include <cbfs.h> #include <lib.h> #if CONFIG_HAVE_ACPI_RESUME diff --git a/src/lib/selfboot.c b/src/lib/selfboot.c index 4ebe109..6d60285 100644 --- a/src/lib/selfboot.c +++ b/src/lib/selfboot.c @@ -19,11 +19,10 @@ */
#include <arch/byteorder.h> +#include <arch/stages.h> #include <console/console.h> #include <cpu/cpu.h> #include <fallback.h> -#include <boot/elf.h> -#include <boot/elf_boot.h> #include <boot/coreboot_tables.h> #include <stdint.h> #include <stdlib.h>