grub/include/grub/i386/bsd.h
2010-01-15 11:39:05 +01:00

269 lines
10 KiB
C

/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2008,2009 Free Software Foundation, Inc.
*
* GRUB 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, either version 3 of the License, or
* (at your option) any later version.
*
* GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef GRUB_BSD_CPU_HEADER
#define GRUB_BSD_CPU_HEADER 1
#include <grub/types.h>
#include <grub/relocator.h>
enum bsd_kernel_types
{
KERNEL_TYPE_NONE,
KERNEL_TYPE_FREEBSD,
KERNEL_TYPE_OPENBSD,
KERNEL_TYPE_NETBSD,
};
#define GRUB_BSD_TEMP_BUFFER 0x80000
#define FREEBSD_RB_ASKNAME (1 << 0) /* ask for file name to reboot from */
#define FREEBSD_RB_SINGLE (1 << 1) /* reboot to single user only */
#define FREEBSD_RB_NOSYNC (1 << 2) /* dont sync before reboot */
#define FREEBSD_RB_HALT (1 << 3) /* don't reboot, just halt */
#define FREEBSD_RB_INITNAME (1 << 4) /* name given for /etc/init (unused) */
#define FREEBSD_RB_DFLTROOT (1 << 5) /* use compiled-in rootdev */
#define FREEBSD_RB_KDB (1 << 6) /* give control to kernel debugger */
#define FREEBSD_RB_RDONLY (1 << 7) /* mount root fs read-only */
#define FREEBSD_RB_DUMP (1 << 8) /* dump kernel memory before reboot */
#define FREEBSD_RB_MINIROOT (1 << 9) /* mini-root present in memory at boot time */
#define FREEBSD_RB_CONFIG (1 << 10) /* invoke user configuration routing */
#define FREEBSD_RB_VERBOSE (1 << 11) /* print all potentially useful info */
#define FREEBSD_RB_SERIAL (1 << 12) /* user serial port as console */
#define FREEBSD_RB_CDROM (1 << 13) /* use cdrom as root */
#define FREEBSD_RB_GDB (1 << 15) /* use GDB remote debugger instead of DDB */
#define FREEBSD_RB_MUTE (1 << 16) /* Come up with the console muted */
#define FREEBSD_RB_PAUSE (1 << 20)
#define FREEBSD_RB_QUIET (1 << 21)
#define FREEBSD_RB_NOINTR (1 << 28)
#define FREENSD_RB_MULTIPLE (1 << 29) /* Use multiple consoles */
#define FREEBSD_RB_DUAL FREENSD_RB_MULTIPLE
#define FREEBSD_RB_BOOTINFO (1 << 31) /* have `struct bootinfo *' arg */
#define FREEBSD_B_DEVMAGIC 0xa0000000
#define FREEBSD_B_SLICESHIFT 20
#define FREEBSD_B_UNITSHIFT 16
#define FREEBSD_B_PARTSHIFT 8
#define FREEBSD_B_TYPESHIFT 0
#define FREEBSD_BOOTINFO_VERSION 1
#define FREEBSD_N_BIOS_GEOM 8
#define FREEBSD_MODINFO_END 0x0000 /* End of list */
#define FREEBSD_MODINFO_NAME 0x0001 /* Name of module (string) */
#define FREEBSD_MODINFO_TYPE 0x0002 /* Type of module (string) */
#define FREEBSD_MODINFO_ADDR 0x0003 /* Loaded address */
#define FREEBSD_MODINFO_SIZE 0x0004 /* Size of module */
#define FREEBSD_MODINFO_EMPTY 0x0005 /* Has been deleted */
#define FREEBSD_MODINFO_ARGS 0x0006 /* Parameters string */
#define FREEBSD_MODINFO_METADATA 0x8000 /* Module-specfic */
#define FREEBSD_MODINFOMD_AOUTEXEC 0x0001 /* a.out exec header */
#define FREEBSD_MODINFOMD_ELFHDR 0x0002 /* ELF header */
#define FREEBSD_MODINFOMD_SSYM 0x0003 /* start of symbols */
#define FREEBSD_MODINFOMD_ESYM 0x0004 /* end of symbols */
#define FREEBSD_MODINFOMD_DYNAMIC 0x0005 /* _DYNAMIC pointer */
#define FREEBSD_MODINFOMD_ENVP 0x0006 /* envp[] */
#define FREEBSD_MODINFOMD_HOWTO 0x0007 /* boothowto */
#define FREEBSD_MODINFOMD_KERNEND 0x0008 /* kernend */
#define FREEBSD_MODINFOMD_SHDR 0x0009 /* section header table */
#define FREEBSD_MODINFOMD_NOCOPY 0x8000 /* don't copy this metadata to the kernel */
#define FREEBSD_MODINFOMD_SMAP 0x1001
#define FREEBSD_MODINFOMD_DEPLIST (0x4001 | FREEBSD_MODINFOMD_NOCOPY) /* depends on */
#define FREEBSD_MODTYPE_KERNEL "elf kernel"
#define FREEBSD_MODTYPE_KERNEL64 "elf64 kernel"
#define FREEBSD_MODTYPE_ELF_MODULE "elf module"
#define FREEBSD_MODTYPE_ELF_MODULE_OBJ "elf obj module"
#define FREEBSD_MODTYPE_RAW "raw"
struct grub_freebsd_bootinfo
{
grub_uint32_t bi_version;
grub_uint32_t bi_kernelname;
grub_uint32_t bi_nfs_diskless;
grub_uint32_t bi_n_bios_used;
grub_uint32_t bi_bios_geom[FREEBSD_N_BIOS_GEOM];
grub_uint32_t bi_size;
grub_uint8_t bi_memsizes_valid;
grub_uint8_t bi_bios_dev;
grub_uint8_t bi_pad[2];
grub_uint32_t bi_basemem;
grub_uint32_t bi_extmem;
grub_uint32_t bi_symtab;
grub_uint32_t bi_esymtab;
grub_uint32_t bi_kernend;
grub_uint32_t bi_envp;
grub_uint32_t bi_modulep;
} __attribute__ ((packed));
struct freebsd_tag_header
{
grub_uint32_t type;
grub_uint32_t len;
};
#define OPENBSD_RB_ASKNAME (1 << 0) /* ask for file name to reboot from */
#define OPENBSD_RB_SINGLE (1 << 1) /* reboot to single user only */
#define OPENBSD_RB_NOSYNC (1 << 2) /* dont sync before reboot */
#define OPENBSD_RB_HALT (1 << 3) /* don't reboot, just halt */
#define OPENBSD_RB_INITNAME (1 << 4) /* name given for /etc/init (unused) */
#define OPENBSD_RB_DFLTROOT (1 << 5) /* use compiled-in rootdev */
#define OPENBSD_RB_KDB (1 << 6) /* give control to kernel debugger */
#define OPENBSD_RB_RDONLY (1 << 7) /* mount root fs read-only */
#define OPENBSD_RB_DUMP (1 << 8) /* dump kernel memory before reboot */
#define OPENBSD_RB_MINIROOT (1 << 9) /* mini-root present in memory at boot time */
#define OPENBSD_RB_CONFIG (1 << 10) /* change configured devices */
#define OPENBSD_RB_TIMEBAD (1 << 11) /* don't call resettodr() in boot() */
#define OPENBSD_RB_POWERDOWN (1 << 12) /* attempt to power down machine */
#define OPENBSD_RB_SERCONS (1 << 13) /* use serial console if available */
#define OPENBSD_RB_USERREQ (1 << 14) /* boot() called at user request (e.g. ddb) */
#define OPENBSD_B_DEVMAGIC 0xa0000000
#define OPENBSD_B_ADAPTORSHIFT 24
#define OPENBSD_B_CTRLSHIFT 20
#define OPENBSD_B_UNITSHIFT 16
#define OPENBSD_B_PARTSHIFT 8
#define OPENBSD_B_TYPESHIFT 0
#define OPENBSD_BOOTARG_APIVER (OPENBSD_BAPIV_VECTOR | \
OPENBSD_BAPIV_ENV | \
OPENBSD_BAPIV_BMEMMAP)
#define OPENBSD_BAPIV_ANCIENT 0x0 /* MD old i386 bootblocks */
#define OPENBSD_BAPIV_VARS 0x1 /* MD structure w/ add info passed */
#define OPENBSD_BAPIV_VECTOR 0x2 /* MI vector of MD structures passed */
#define OPENBSD_BAPIV_ENV 0x4 /* MI environment vars vector */
#define OPENBSD_BAPIV_BMEMMAP 0x8 /* MI memory map passed is in bytes */
#define OPENBSD_BOOTARG_ENV 0x1000
#define OPENBSD_BOOTARG_END -1
#define OPENBSD_BOOTARG_MMAP 0
struct grub_openbsd_bios_mmap
{
grub_uint64_t addr;
grub_uint64_t len;
#define OPENBSD_MMAP_AVAILABLE 1
#define OPENBSD_MMAP_RESERVED 2
#define OPENBSD_MMAP_ACPI 3
#define OPENBSD_MMAP_NVS 4
grub_uint32_t type;
};
struct grub_openbsd_bootargs
{
int ba_type;
int ba_size;
struct grub_openbsd_bootargs *ba_next;
} __attribute__ ((packed));
#define NETBSD_RB_AUTOBOOT 0 /* flags for system auto-booting itself */
#define NETBSD_RB_ASKNAME (1 << 0) /* ask for file name to reboot from */
#define NETBSD_RB_SINGLE (1 << 1) /* reboot to single user only */
#define NETBSD_RB_NOSYNC (1 << 2) /* dont sync before reboot */
#define NETBSD_RB_HALT (1 << 3) /* don't reboot, just halt */
#define NETBSD_RB_INITNAME (1 << 4) /* name given for /etc/init (unused) */
#define NETBSD_RB_UNUSED1 (1 << 5) /* was RB_DFLTROOT, obsolete */
#define NETBSD_RB_KDB (1 << 6) /* give control to kernel debugger */
#define NETBSD_RB_RDONLY (1 << 7) /* mount root fs read-only */
#define NETBSD_RB_DUMP (1 << 8) /* dump kernel memory before reboot */
#define NETBSD_RB_MINIROOT (1 << 9) /* mini-root present in memory at boot time */
#define NETBSD_RB_STRING (1 << 10) /* use provided bootstr */
#define NETBSD_RB_POWERDOWN ((1 << 11) | RB_HALT) /* turn power off (or at least halt) */
#define NETBSD_RB_USERCONFIG (1 << 12) /* change configured devices */
#define NETBSD_AB_NORMAL 0 /* boot normally (default) */
#define NETBSD_AB_QUIET (1 << 16) /* boot quietly */
#define NETBSD_AB_VERBOSE (1 << 17) /* boot verbosely */
#define NETBSD_AB_SILENT (1 << 18) /* boot silently */
#define NETBSD_AB_DEBUG (1 << 19) /* boot with debug messages */
#define NETBSD_AB_NOSMP (1 << 28) /* Boot without SMP support. */
#define NETBSD_AB_NOACPI (1 << 29) /* Boot without ACPI support. */
struct grub_netbsd_bootinfo
{
grub_uint32_t bi_count;
grub_addr_t bi_data[0];
};
#define NETBSD_BTINFO_BOOTPATH 0
#define NETBSD_BTINFO_ROOTDEVICE 1
#define NETBSD_BTINFO_CONSOLE 6
#define NETBSD_BTINFO_MEMMAP 9
struct grub_netbsd_btinfo_common
{
grub_uint32_t len;
grub_uint32_t type;
};
#define GRUB_NETBSD_MAX_BOOTPATH_LEN 80
struct grub_netbsd_btinfo_bootdisk
{
struct grub_netbsd_btinfo_common common;
int labelsector; /* label valid if != -1 */
struct
{
grub_uint16_t type, checksum;
char packname[16];
} label;
int biosdev;
int partition;
};
struct grub_netbsd_btinfo_serial
{
char devname[16];
grub_uint32_t addr;
grub_uint32_t speed;
};
#define GRUB_NETBSD_MAX_ROOTDEVICE_LEN 16
grub_err_t grub_freebsd_load_elfmodule32 (struct grub_relocator *relocator,
grub_file_t file, int argc,
char *argv[], grub_addr_t *kern_end);
grub_err_t grub_freebsd_load_elfmodule_obj64 (struct grub_relocator *relocator,
grub_file_t file, int argc,
char *argv[],
grub_addr_t *kern_end);
grub_err_t grub_freebsd_load_elf_meta32 (struct grub_relocator *relocator,
grub_file_t file,
grub_addr_t *kern_end);
grub_err_t grub_freebsd_load_elf_meta64 (struct grub_relocator *relocator,
grub_file_t file,
grub_addr_t *kern_end);
grub_err_t grub_bsd_add_meta (grub_uint32_t type,
void *data, grub_uint32_t len);
grub_err_t grub_freebsd_add_meta_module (char *filename, char *type,
int argc, char **argv,
grub_addr_t addr, grub_uint32_t size);
extern grub_uint8_t grub_bsd64_trampoline_start, grub_bsd64_trampoline_end;
extern grub_uint32_t grub_bsd64_trampoline_selfjump;
extern grub_uint32_t grub_bsd64_trampoline_gdt;
#endif /* ! GRUB_BSD_CPU_HEADER */