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Merge mainline.

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This commit is contained in:
Manoel Rebelo Abranches 2011-04-01 04:45:37 -03:00
commit 50ee5d686d
193 changed files with 9983 additions and 1425 deletions
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25
grub-core/loader/i386/bsd.c
View file

@ -65,7 +65,7 @@ static void *kern_chunk_src;
static grub_uint32_t bootflags;
static int is_elf_kernel, is_64bit;
static grub_uint32_t openbsd_root;
struct grub_relocator *relocator = NULL;
static struct grub_relocator *relocator = NULL;
static struct grub_openbsd_ramdisk_descriptor openbsd_ramdisk;
struct bsd_tag
@ -252,7 +252,7 @@ struct grub_e820_mmap
#define GRUB_E820_RESERVED 2
#define GRUB_E820_ACPI 3
#define GRUB_E820_NVS 4
#define GRUB_E820_EXEC_CODE 5
#define GRUB_E820_BADRAM 5
static void
generate_e820_mmap (grub_size_t *len, grub_size_t *cnt, void *buf)
@ -521,6 +521,8 @@ grub_netbsd_list_modules (void)
/* This function would be here but it's under different license. */
#include "bsd_pagetable.c"
static grub_uint32_t freebsd_bootdev, freebsd_biosdev;
static grub_err_t
grub_freebsd_boot (void)
{
@ -528,7 +530,6 @@ grub_freebsd_boot (void)
grub_uint8_t *p, *p0;
grub_addr_t p_target;
grub_size_t p_size = 0;
grub_uint32_t bootdev, biosdev, unit, slice, part;
grub_err_t err;
grub_size_t tag_buf_len = 0;
@ -564,11 +565,7 @@ grub_freebsd_boot (void)
bi.version = FREEBSD_BOOTINFO_VERSION;
bi.length = sizeof (bi);
grub_bsd_get_device (&biosdev, &unit, &slice, &part);
bootdev = (FREEBSD_B_DEVMAGIC + ((slice + 1) << FREEBSD_B_SLICESHIFT) +
(unit << FREEBSD_B_UNITSHIFT) + (part << FREEBSD_B_PARTSHIFT));
bi.boot_device = biosdev;
bi.boot_device = freebsd_biosdev;
p_size = 0;
grub_env_iterate (iterate_env_count);
@ -741,7 +738,7 @@ grub_freebsd_boot (void)
state.ebp = stack_target;
stack[0] = entry; /* "Return" address. */
stack[1] = bootflags | FREEBSD_RB_BOOTINFO;
stack[2] = bootdev;
stack[2] = freebsd_bootdev;
stack[3] = 0;
stack[4] = 0;
stack[5] = 0;
@ -1371,6 +1368,8 @@ grub_cmd_freebsd (grub_extcmd_context_t ctxt, int argc, char *argv[])
if (grub_bsd_load (argc, argv) == GRUB_ERR_NONE)
{
grub_uint32_t unit, slice, part;
kern_end = ALIGN_PAGE (kern_end);
if (is_elf_kernel)
{
@ -1414,6 +1413,10 @@ grub_cmd_freebsd (grub_extcmd_context_t ctxt, int argc, char *argv[])
if (err)
return err;
}
grub_bsd_get_device (&freebsd_biosdev, &unit, &slice, &part);
freebsd_bootdev = (FREEBSD_B_DEVMAGIC + ((slice + 1) << FREEBSD_B_SLICESHIFT) +
(unit << FREEBSD_B_UNITSHIFT) + (part << FREEBSD_B_PARTSHIFT));
grub_loader_set (grub_freebsd_boot, grub_bsd_unload, 0);
}
@ -1611,7 +1614,7 @@ grub_cmd_freebsd_loadenv (grub_command_t cmd __attribute__ ((unused)),
char *buf = 0, *curr, *next;
int len;
if (kernel_type == KERNEL_TYPE_NONE)
if (! grub_loader_is_loaded ())
return grub_error (GRUB_ERR_BAD_ARGUMENT,
"you need to load the kernel first");
@ -1844,7 +1847,7 @@ grub_cmd_freebsd_module_elf (grub_command_t cmd __attribute__ ((unused)),
grub_file_t file = 0;
grub_err_t err;
if (kernel_type == KERNEL_TYPE_NONE)
if (! grub_loader_is_loaded ())
return grub_error (GRUB_ERR_BAD_ARGUMENT,
"you need to load the kernel first");

9
grub-core/loader/i386/bsdXX.c
View file

@ -195,6 +195,11 @@ SUFFIX (grub_freebsd_load_elfmodule) (struct grub_relocator *relocator,
chunk_size = s->sh_addr + s->sh_size;
}
if (chunk_size < sizeof (e))
chunk_size = sizeof (e);
chunk_size += e.e_phnum * e.e_phentsize;
chunk_size += e.e_shnum * e.e_shentsize;
{
grub_relocator_chunk_t ch;
@ -394,7 +399,7 @@ SUFFIX (grub_netbsd_load_elf_meta) (struct grub_relocator *relocator,
grub_err_t err;
Elf_Ehdr e;
Elf_Shdr *s, *symsh, *strsh;
char *shdr;
char *shdr = NULL;
unsigned symsize, strsize;
void *sym_chunk;
grub_uint8_t *curload;
@ -511,7 +516,7 @@ SUFFIX(grub_openbsd_find_ramdisk) (grub_file_t file,
grub_err_t err;
Elf_Ehdr e;
Elf_Shdr *s;
char *shdr;
char *shdr = NULL;
err = read_headers (file, &e, &shdr);
if (err)

88
grub-core/loader/i386/linux.c
View file

@ -33,6 +33,7 @@
#include <grub/command.h>
#include <grub/i386/relocator.h>
#include <grub/i18n.h>
#include <grub/lib/cmdline.h>
#ifdef GRUB_MACHINE_PCBIOS
#include <grub/i386/pc/vesa_modes_table.h>
@ -135,7 +136,8 @@ find_efi_mmap_size (void)
later, and EFI itself may allocate more. */
mmap_size += (1 << 12);
return page_align (mmap_size);
mmap_size = page_align (mmap_size);
return mmap_size;
}
#endif
@ -312,6 +314,13 @@ grub_linux_setup_video (struct linux_kernel_params *params)
struct grub_video_mode_info mode_info;
void *framebuffer;
grub_err_t err;
grub_video_driver_id_t driver_id;
char *gfxlfbvar = grub_env_get ("gfxpayloadforcelfb");
driver_id = grub_video_get_driver_id ();
if (driver_id == GRUB_VIDEO_DRIVER_NONE)
return 1;
err = grub_video_get_info_and_fini (&mode_info, &framebuffer);
@ -338,12 +347,40 @@ grub_linux_setup_video (struct linux_kernel_params *params)
params->reserved_mask_size = mode_info.reserved_mask_size;
params->reserved_field_pos = mode_info.reserved_field_pos;
if (gfxlfbvar && (gfxlfbvar[0] == '1' || gfxlfbvar[0] == 'y'))
params->have_vga = GRUB_VIDEO_LINUX_TYPE_SIMPLE;
else
{
switch (driver_id)
{
case GRUB_VIDEO_DRIVER_VBE:
params->lfb_size >>= 16;
params->have_vga = GRUB_VIDEO_LINUX_TYPE_VESA;
break;
case GRUB_VIDEO_DRIVER_EFI_UGA:
case GRUB_VIDEO_DRIVER_EFI_GOP:
params->have_vga = GRUB_VIDEO_LINUX_TYPE_EFIFB;
break;
/* FIXME: check if better id is available. */
case GRUB_VIDEO_DRIVER_SM712:
case GRUB_VIDEO_DRIVER_VGA:
case GRUB_VIDEO_DRIVER_CIRRUS:
case GRUB_VIDEO_DRIVER_BOCHS:
/* Make gcc happy. */
case GRUB_VIDEO_DRIVER_SDL:
case GRUB_VIDEO_DRIVER_NONE:
params->have_vga = GRUB_VIDEO_LINUX_TYPE_SIMPLE;
break;
}
}
#ifdef GRUB_MACHINE_PCBIOS
/* VESA packed modes may come with zeroed mask sizes, which need
to be set here according to DAC Palette width. If we don't,
this results in Linux displaying a black screen. */
if (mode_info.bpp <= 8)
if (driver_id == GRUB_VIDEO_DRIVER_VBE && mode_info.bpp <= 8)
{
struct grub_vbe_info_block controller_info;
int status;
@ -418,9 +455,9 @@ grub_linux_boot (void)
addr, size, GRUB_E820_NVS);
break;
case GRUB_MEMORY_CODE:
case GRUB_MEMORY_BADRAM:
grub_e820_add_region (params->e820_map, &e820_num,
addr, size, GRUB_E820_EXEC_CODE);
addr, size, GRUB_E820_BADRAM);
break;
default:
@ -456,15 +493,7 @@ grub_linux_boot (void)
grub_errno = GRUB_ERR_NONE;
}
if (! grub_linux_setup_video (params))
{
/* Use generic framebuffer unless VESA is known to be supported. */
if (params->have_vga != GRUB_VIDEO_LINUX_TYPE_VESA)
params->have_vga = GRUB_VIDEO_LINUX_TYPE_SIMPLE;
else
params->lfb_size >>= 16;
}
else
if (grub_linux_setup_video (params))
{
#if defined (GRUB_MACHINE_PCBIOS) || defined (GRUB_MACHINE_COREBOOT) || defined (GRUB_MACHINE_QEMU)
params->have_vga = GRUB_VIDEO_LINUX_TYPE_TEXT;
@ -575,7 +604,6 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
grub_size_t real_size, prot_size;
grub_ssize_t len;
int i;
char *dest;
grub_dl_ref (my_mod);
@ -655,7 +683,7 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
goto fail;
}
params->type_of_loader = (LINUX_LOADER_ID_GRUB << 4);
params->type_of_loader = GRUB_LINUX_BOOT_LOADER_TYPE;
/* These two are used (instead of cmd_line_ptr) by older versions of Linux,
and otherwise ignored. */
@ -719,6 +747,8 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
grub_err_t err;
char *buf;
grub_dl_load ("vbe");
if (grub_strcmp (val, "normal") == 0)
vid_mode = GRUB_LINUX_VID_MODE_NORMAL;
else if (grub_strcmp (val, "ext") == 0)
@ -769,10 +799,6 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
break;
}
/* We can't detect VESA, but user is implicitly telling us that it
is built-in because `vga=' parameter was used. */
params->have_vga = GRUB_VIDEO_LINUX_TYPE_VESA;
linux_mode = &grub_vesa_mode_table[vid_mode
- GRUB_VESA_MODE_TABLE_START];
@ -834,22 +860,14 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
params->loadflags |= GRUB_LINUX_FLAG_QUIET;
}
/* Specify the boot file. */
dest = grub_stpcpy ((char *) real_mode_mem + GRUB_LINUX_CL_OFFSET,
"BOOT_IMAGE=");
dest = grub_stpcpy (dest, argv[0]);
/* Copy kernel parameters. */
for (i = 1;
i < argc
&& dest + grub_strlen (argv[i]) + 1 < ((char *) real_mode_mem
+ GRUB_LINUX_CL_END_OFFSET);
i++)
{
*dest++ = ' ';
dest = grub_stpcpy (dest, argv[i]);
}
/* Create kernel command line. */
grub_memcpy ((char *)real_mode_mem + GRUB_LINUX_CL_OFFSET, LINUX_IMAGE,
sizeof (LINUX_IMAGE));
grub_create_loader_cmdline (argc, argv,
(char *)real_mode_mem + GRUB_LINUX_CL_OFFSET
+ sizeof (LINUX_IMAGE) - 1,
GRUB_LINUX_CL_END_OFFSET - GRUB_LINUX_CL_OFFSET
- (sizeof (LINUX_IMAGE) - 1));
len = prot_size;
if (grub_file_read (file, prot_mode_mem, len) != len)

20
grub-core/loader/i386/multiboot_mbi.c
View file

@ -47,7 +47,7 @@ struct module
int cmdline_size;
};
struct module *modules, *modules_last;
static struct module *modules, *modules_last;
static grub_size_t cmdline_size;
static grub_size_t total_modcmd;
static unsigned modcnt;
@ -142,7 +142,7 @@ grub_multiboot_load (grub_file_t file)
}
if (header->bss_end_addr)
grub_memset ((grub_uint32_t *) source + load_size, 0,
grub_memset ((grub_uint8_t *) source + load_size, 0,
header->bss_end_addr - header->load_addr - load_size);
grub_multiboot_payload_eip = header->entry_addr;
@ -454,7 +454,7 @@ grub_multiboot_make_mbi (grub_uint32_t *target)
if (err)
return err;
ptrorig = get_virtual_current_address (ch);
ptrdest = (grub_addr_t) get_virtual_current_address (ch);
ptrdest = get_physical_target_address (ch);
*target = ptrdest;
@ -566,6 +566,9 @@ grub_multiboot_make_mbi (grub_uint32_t *target)
mbi->u.elf_sec.shndx = elf_sec_shstrndx;
mbi->flags |= MULTIBOOT_INFO_ELF_SHDR;
ptrorig += elf_sec_entsize * elf_sec_num;
ptrdest += elf_sec_entsize * elf_sec_num;
}
err = retrieve_video_parameters (mbi, ptrorig, ptrdest);
@ -574,6 +577,16 @@ grub_multiboot_make_mbi (grub_uint32_t *target)
grub_print_error ();
grub_errno = GRUB_ERR_NONE;
}
if ((mbi->flags & MULTIBOOT_INFO_FRAMEBUFFER_INFO)
&& mbi->framebuffer_type == MULTIBOOT_FRAMEBUFFER_TYPE_INDEXED)
{
ptrorig += mbi->framebuffer_palette_num_colors
* sizeof (struct multiboot_color);
ptrdest += mbi->framebuffer_palette_num_colors
* sizeof (struct multiboot_color);
}
#if GRUB_MACHINE_HAS_VBE
ptrorig += sizeof (struct grub_vbe_info_block);
ptrdest += sizeof (struct grub_vbe_info_block);
@ -668,6 +681,7 @@ grub_multiboot_add_module (grub_addr_t start, grub_size_t size,
return grub_errno;
newmod->start = start;
newmod->size = size;
newmod->next = 0;
for (i = 0; i < argc; i++)
len += grub_strlen (argv[i]) + 1;

25
grub-core/loader/i386/pc/linux.c
View file

@ -34,6 +34,7 @@
#include <grub/cpu/relocator.h>
#include <grub/video.h>
#include <grub/i386/floppy.h>
#include <grub/lib/cmdline.h>
#define GRUB_LINUX_CL_OFFSET 0x9000
#define GRUB_LINUX_CL_END_OFFSET 0x90FF
@ -86,7 +87,6 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
grub_size_t real_size;
grub_ssize_t len;
int i;
char *dest;
char *grub_linux_prot_chunk;
int grub_linux_is_bzimage;
grub_addr_t grub_linux_prot_target;
@ -286,21 +286,14 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
((GRUB_LINUX_MAX_SETUP_SECTS - setup_sects - 1)
<< GRUB_DISK_SECTOR_BITS));
/* Specify the boot file. */
dest = grub_stpcpy (grub_linux_real_chunk + GRUB_LINUX_CL_OFFSET,
"BOOT_IMAGE=");
dest = grub_stpcpy (dest, argv[0]);
/* Copy kernel parameters. */
for (i = 1;
i < argc
&& dest + grub_strlen (argv[i]) + 1 < (grub_linux_real_chunk
+ GRUB_LINUX_CL_END_OFFSET);
i++)
{
*dest++ = ' ';
dest = grub_stpcpy (dest, argv[i]);
}
/* Create kernel command line. */
grub_memcpy ((char *)grub_linux_real_chunk + GRUB_LINUX_CL_OFFSET,
LINUX_IMAGE, sizeof (LINUX_IMAGE));
grub_create_loader_cmdline (argc, argv,
(char *)grub_linux_real_chunk
+ GRUB_LINUX_CL_OFFSET + sizeof (LINUX_IMAGE) - 1,
GRUB_LINUX_CL_END_OFFSET - GRUB_LINUX_CL_OFFSET
- (sizeof (LINUX_IMAGE) - 1));
if (grub_linux_is_bzimage)
grub_linux_prot_target = GRUB_LINUX_BZIMAGE_ADDR;

14
grub-core/loader/i386/xnu.c
View file

@ -49,7 +49,7 @@ struct tbl_alias
char *name;
};
struct tbl_alias table_aliases[] =
static struct tbl_alias table_aliases[] =
{
{GRUB_EFI_ACPI_20_TABLE_GUID, "ACPI_20"},
{GRUB_EFI_ACPI_TABLE_GUID, "ACPI"},
@ -219,7 +219,7 @@ struct property_descriptor
void *data;
};
struct grub_xnu_devprop_device_descriptor *devices = 0;
static struct grub_xnu_devprop_device_descriptor *devices = 0;
grub_err_t
grub_xnu_devprop_remove_property (struct grub_xnu_devprop_device_descriptor *dev,
@ -951,10 +951,11 @@ grub_err_t
grub_xnu_boot (void)
{
struct grub_xnu_boot_params *bootparams;
void *bp_in;
grub_addr_t bootparams_target;
grub_err_t err;
grub_efi_uintn_t memory_map_size = 0;
grub_efi_memory_descriptor_t *memory_map;
void *memory_map;
grub_addr_t memory_map_target;
grub_efi_uintn_t map_key = 0;
grub_efi_uintn_t descriptor_size = 0;
@ -1006,9 +1007,10 @@ grub_xnu_boot (void)
/* Relocate the boot parameters to heap. */
err = grub_xnu_heap_malloc (sizeof (*bootparams),
(void **) &bootparams, &bootparams_target);
&bp_in, &bootparams_target);
if (err)
return err;
bootparams = bp_in;
/* Set video. */
err = grub_xnu_set_video (bootparams);
@ -1035,7 +1037,7 @@ grub_xnu_boot (void)
memory map growth. */
memory_map_size += 20 * descriptor_size;
err = grub_xnu_heap_malloc (memory_map_size,
(void **) &memory_map, &memory_map_target);
&memory_map, &memory_map_target);
if (err)
return err;
@ -1109,7 +1111,7 @@ grub_xnu_boot (void)
grub_xnu_arg1 = bootparams_target;
grub_autoefi_set_virtual_address_map (memory_map_size, descriptor_size,
descriptor_version,memory_map);
descriptor_version, memory_map);
state.eip = grub_xnu_entry_point;
state.eax = grub_xnu_arg1;

30
grub-core/loader/mips/linux.c
View file

@ -32,6 +32,14 @@
#include <grub/pci.h>
#include <grub/machine/time.h>
#ifdef GRUB_MACHINE_MIPS_YEELOONG
/* This can be detected on runtime from PMON, but:
a) it wouldn't work when GRUB is the firmware
and
b) for now we only support Yeeloong anyway. */
#define LOONGSON_MACHTYPE "machtype=lemote-yeeloong-2f-8.9inches"
#endif
static grub_dl_t my_mod;
static int loaded;
@ -83,7 +91,7 @@ grub_linux_load32 (grub_elf_t elf, void **extra_mem, grub_size_t extra_size)
/* Linux's entry point incorrectly contains a virtual address. */
entry_addr = elf->ehdr.ehdr32.e_entry;
linux_size = grub_elf32_size (elf, &base);
linux_size = grub_elf32_size (elf, &base, 0);
if (linux_size == 0)
return grub_errno;
target_addr = base;
@ -138,7 +146,7 @@ grub_linux_load64 (grub_elf_t elf, void **extra_mem, grub_size_t extra_size)
/* Linux's entry point incorrectly contains a virtual address. */
entry_addr = elf->ehdr.ehdr64.e_entry;
linux_size = grub_elf64_size (elf, &base);
linux_size = grub_elf64_size (elf, &base, 0);
if (linux_size == 0)
return grub_errno;
target_addr = base;
@ -214,6 +222,9 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
/* For arguments. */
linux_argc = argc;
#ifdef LOONGSON_MACHTYPE
linux_argc++;
#endif
/* Main arguments. */
size = (linux_argc) * sizeof (grub_uint32_t);
/* Initrd address and size. */
@ -226,7 +237,10 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
/* Normal arguments. */
for (i = 1; i < argc; i++)
size += ALIGN_UP (grub_strlen (argv[i]) + 1, 4);
#ifdef LOONGSON_MACHTYPE
size += ALIGN_UP (sizeof (LOONGSON_MACHTYPE), 4);
#endif
/* rd arguments. */
size += ALIGN_UP (sizeof ("rd_start=0xXXXXXXXXXXXXXXXX"), 4);
size += ALIGN_UP (sizeof ("rd_size=0xXXXXXXXXXXXXXXXX"), 4);
@ -263,6 +277,16 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
linux_argv++;
linux_args += ALIGN_UP (sizeof ("a0"), 4);
#ifdef LOONGSON_MACHTYPE
/* In Loongson platform, it is the responsibility of the bootloader/firmware
to supply the OS kernel with machine type information. */
grub_memcpy (linux_args, LOONGSON_MACHTYPE, sizeof (LOONGSON_MACHTYPE));
*linux_argv = (grub_uint8_t *) linux_args - (grub_uint8_t *) playground
+ target_addr;
linux_argv++;
linux_args += ALIGN_UP (sizeof (LOONGSON_MACHTYPE), 4);
#endif
for (i = 1; i < argc; i++)
{
grub_memcpy (linux_args, argv[i], grub_strlen (argv[i]) + 1);

2
grub-core/loader/multiboot_mbi2.c
View file

@ -54,7 +54,7 @@ struct module
int cmdline_size;
};
struct module *modules, *modules_last;
static struct module *modules, *modules_last;
static grub_size_t cmdline_size;
static grub_size_t total_modcmd;
static unsigned modcnt;

158
grub-core/loader/powerpc/ieee1275/linux.c
View file

@ -26,6 +26,8 @@
#include <grub/ieee1275/ieee1275.h>
#include <grub/command.h>
#include <grub/i18n.h>
#include <grub/memory.h>
#include <grub/lib/cmdline.h>
#define ELF32_LOADMASK (0xc0000000UL)
#define ELF64_LOADMASK (0xc000000000000000ULL)
@ -45,6 +47,51 @@ static char *linux_args;
typedef void (*kernel_entry_t) (void *, unsigned long, int (void *),
unsigned long, unsigned long);
static grub_addr_t
grub_linux_claimmap_iterate (grub_addr_t target, grub_size_t size,
grub_size_t align)
{
grub_addr_t found_addr = (grub_addr_t) -1;
auto int NESTED_FUNC_ATTR alloc_mem (grub_uint64_t addr, grub_uint64_t len,
grub_memory_type_t type);
int NESTED_FUNC_ATTR alloc_mem (grub_uint64_t addr, grub_uint64_t len,
grub_memory_type_t type)
{
grub_uint64_t end = addr + len;
addr = ALIGN_UP (addr, align);
target = ALIGN_UP (target, align);
/* Target above the memory chunk. */
if (type != GRUB_MEMORY_AVAILABLE || target > end)
return 0;
/* Target inside the memory chunk. */
if (target >= addr && target < end && size <= end - target)
{
if (grub_claimmap (target, size) == GRUB_ERR_NONE)
{
found_addr = target;
return 1;
}
}
/* Target below the memory chunk. */
if (target < addr && addr + size <= end)
{
if (grub_claimmap (addr, size) == GRUB_ERR_NONE)
{
found_addr = addr;
return 1;
}
}
return 0;
}
grub_machine_mmap_iterate (alloc_mem);
return found_addr;
}
static grub_err_t
grub_linux_boot (void)
{
@ -102,34 +149,34 @@ grub_linux_unload (void)
static grub_err_t
grub_linux_load32 (grub_elf_t elf)
{
Elf32_Addr base_addr;
grub_addr_t seg_addr;
grub_uint32_t align;
grub_uint32_t offset;
Elf32_Addr entry;
int found_addr = 0;
/* Linux's entry point incorrectly contains a virtual address. */
entry = elf->ehdr.ehdr32.e_entry & ~ELF32_LOADMASK;
if (entry == 0)
entry = 0x01400000;
linux_size = grub_elf32_size (elf, 0);
linux_size = grub_elf32_size (elf, &base_addr, &align);
if (linux_size == 0)
return grub_errno;
/* Pad it; the kernel scribbles over memory beyond its load address. */
linux_size += 0x100000;
/* Linux's entry point incorrectly contains a virtual address. */
entry = elf->ehdr.ehdr32.e_entry & ~ELF32_LOADMASK;
/* Linux's incorrectly contains a virtual address. */
base_addr &= ~ELF32_LOADMASK;
offset = entry - base_addr;
/* On some systems, firmware occupies the memory we're trying to use.
* Happily, Linux can be loaded anywhere (it relocates itself). Iterate
* until we find an open area. */
for (linux_addr = entry; linux_addr < entry + 200 * 0x100000; linux_addr += 0x100000)
{
grub_dprintf ("loader", "Attempting to claim at 0x%x, size 0x%x.\n",
linux_addr, linux_size);
found_addr = grub_claimmap (linux_addr, linux_size);
if (found_addr != -1)
break;
}
if (found_addr == -1)
seg_addr = grub_linux_claimmap_iterate (base_addr & ~ELF32_LOADMASK, linux_size, align);
if (seg_addr == (grub_addr_t) -1)
return grub_error (GRUB_ERR_OUT_OF_MEMORY, "couldn't claim memory");
linux_addr = seg_addr + offset;
/* Now load the segments into the area we claimed. */
auto grub_err_t offset_phdr (Elf32_Phdr *phdr, grub_addr_t *addr, int *do_load);
grub_err_t offset_phdr (Elf32_Phdr *phdr, grub_addr_t *addr, int *do_load)
@ -141,9 +188,7 @@ grub_linux_load32 (grub_elf_t elf)
}
*do_load = 1;
/* Linux's program headers incorrectly contain virtual addresses.
* Translate those to physical, and offset to the area we claimed. */
*addr = (phdr->p_paddr & ~ELF32_LOADMASK) + linux_addr;
*addr = (phdr->p_paddr - base_addr) + seg_addr;
return 0;
}
return grub_elf32_load (elf, offset_phdr, 0, 0);
@ -152,34 +197,32 @@ grub_linux_load32 (grub_elf_t elf)
static grub_err_t
grub_linux_load64 (grub_elf_t elf)
{
Elf64_Addr base_addr;
grub_addr_t seg_addr;
grub_uint64_t align;
grub_uint64_t offset;
Elf64_Addr entry;
int found_addr = 0;
/* Linux's entry point incorrectly contains a virtual address. */
entry = elf->ehdr.ehdr64.e_entry & ~ELF64_LOADMASK;
if (entry == 0)
entry = 0x01400000;
linux_size = grub_elf64_size (elf, 0);
linux_size = grub_elf64_size (elf, &base_addr, &align);
if (linux_size == 0)
return grub_errno;
/* Pad it; the kernel scribbles over memory beyond its load address. */
linux_size += 0x100000;
base_addr &= ~ELF64_LOADMASK;
entry = elf->ehdr.ehdr64.e_entry & ~ELF64_LOADMASK;
offset = entry - base_addr;
/* Linux's incorrectly contains a virtual address. */
/* On some systems, firmware occupies the memory we're trying to use.
* Happily, Linux can be loaded anywhere (it relocates itself). Iterate
* until we find an open area. */
for (linux_addr = entry; linux_addr < entry + 200 * 0x100000; linux_addr += 0x100000)
{
grub_dprintf ("loader", "Attempting to claim at 0x%x, size 0x%x.\n",
linux_addr, linux_size);
found_addr = grub_claimmap (linux_addr, linux_size);
if (found_addr != -1)
break;
}
if (found_addr == -1)
seg_addr = grub_linux_claimmap_iterate (base_addr & ~ELF64_LOADMASK, linux_size, align);
if (seg_addr == (grub_addr_t) -1)
return grub_error (GRUB_ERR_OUT_OF_MEMORY, "couldn't claim memory");
linux_addr = seg_addr + offset;
/* Now load the segments into the area we claimed. */
auto grub_err_t offset_phdr (Elf64_Phdr *phdr, grub_addr_t *addr, int *do_load);
grub_err_t offset_phdr (Elf64_Phdr *phdr, grub_addr_t *addr, int *do_load)
@ -190,9 +233,8 @@ grub_linux_load64 (grub_elf_t elf)
return 0;
}
*do_load = 1;
/* Linux's program headers incorrectly contain virtual addresses.
* Translate those to physical, and offset to the area we claimed. */
*addr = (phdr->p_paddr & ~ELF64_LOADMASK) + linux_addr;
*addr = (phdr->p_paddr - base_addr) + seg_addr;
return 0;
}
return grub_elf64_load (elf, offset_phdr, 0, 0);
@ -203,9 +245,7 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
int argc, char *argv[])
{
grub_elf_t elf = 0;
int i;
int size;
char *dest;
grub_dl_ref (my_mod);
@ -240,23 +280,15 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
goto out;
}
size = sizeof ("BOOT_IMAGE=") + grub_strlen (argv[0]);
for (i = 0; i < argc; i++)
size += grub_strlen (argv[i]) + 1;
linux_args = grub_malloc (size);
size = grub_loader_cmdline_size(argc, argv);
linux_args = grub_malloc (size + sizeof (LINUX_IMAGE));
if (! linux_args)
goto out;
/* Specify the boot file. */
dest = grub_stpcpy (linux_args, "BOOT_IMAGE=");
dest = grub_stpcpy (dest, argv[0]);
for (i = 1; i < argc; i++)
{
*dest++ = ' ';
dest = grub_stpcpy (dest, argv[i]);
}
/* Create kernel command line. */
grub_memcpy (linux_args, LINUX_IMAGE, sizeof (LINUX_IMAGE));
grub_create_loader_cmdline (argc, argv, linux_args + sizeof (LINUX_IMAGE) - 1,
size);
out:
@ -287,7 +319,6 @@ grub_cmd_initrd (grub_command_t cmd __attribute__ ((unused)),
grub_ssize_t size;
grub_addr_t first_addr;
grub_addr_t addr;
int found_addr = 0;
if (argc == 0)
{
@ -311,20 +342,9 @@ grub_cmd_initrd (grub_command_t cmd __attribute__ ((unused)),
/* Attempt to claim at a series of addresses until successful in
the same way that grub_rescue_cmd_linux does. */
for (addr = first_addr; addr < first_addr + 200 * 0x100000; addr += 0x100000)
{
grub_dprintf ("loader", "Attempting to claim at 0x%x, size 0x%x.\n",
addr, size);
found_addr = grub_claimmap (addr, size);
if (found_addr != -1)
break;
}
if (found_addr == -1)
{
grub_error (GRUB_ERR_OUT_OF_MEMORY, "cannot claim memory");
goto fail;
}
addr = grub_linux_claimmap_iterate (first_addr, size, 0x100000);
if (addr == (grub_addr_t) -1)
goto fail;
grub_dprintf ("loader", "Loading initrd at 0x%x, size 0x%x\n", addr, size);

24
grub-core/loader/sparc64/ieee1275/linux.c
View file

@ -27,6 +27,7 @@
#include <grub/command.h>
#include <grub/i18n.h>
#include <grub/memory.h>
#include <grub/lib/cmdline.h>
static grub_dl_t my_mod;
@ -247,7 +248,7 @@ grub_linux_load64 (grub_elf_t elf)
linux_entry = elf->ehdr.ehdr64.e_entry;
linux_addr = 0x40004000;
off = 0x4000;
linux_size = grub_elf64_size (elf, 0);
linux_size = grub_elf64_size (elf, 0, 0);
if (linux_size == 0)
return grub_errno;
@ -295,9 +296,7 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
{
grub_file_t file = 0;
grub_elf_t elf = 0;
int i;
int size;
char *dest;
grub_dl_ref (my_mod);
@ -333,23 +332,16 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
goto out;
}
size = sizeof ("BOOT_IMAGE=") + grub_strlen (argv[0]);
for (i = 0; i < argc; i++)
size += grub_strlen (argv[i]) + 1;
size = grub_loader_cmdline_size(argc, argv);
linux_args = grub_malloc (size);
linux_args = grub_malloc (size + sizeof (LINUX_IMAGE));
if (! linux_args)
goto out;
/* Specify the boot file. */
dest = grub_stpcpy (linux_args, "BOOT_IMAGE=");
dest = grub_stpcpy (dest, argv[0]);
for (i = 1; i < argc; i++)
{
*dest++ = ' ';
dest = grub_stpcpy (dest, argv[i]);
}
/* Create kernel command line. */
grub_memcpy (linux_args, LINUX_IMAGE, sizeof (LINUX_IMAGE));
grub_create_loader_cmdline (argc, argv, linux_args + sizeof (LINUX_IMAGE) - 1,
size);
out:
if (elf)

57
grub-core/loader/xnu.c
View file

@ -34,6 +34,10 @@
#include <grub/env.h>
#include <grub/i18n.h>
#if defined (__i386) && !defined (GRUB_MACHINE_EFI)
#include <grub/autoefi.h>
#endif
struct grub_xnu_devtree_key *grub_xnu_devtree_root = 0;
static int driverspackagenum = 0;
static int driversnum = 0;
@ -338,7 +342,8 @@ grub_cmd_xnu_kernel (grub_command_t cmd __attribute__ ((unused)),
grub_macho_t macho;
grub_uint32_t startcode, endcode;
int i;
char *ptr, *loadaddr;
char *ptr;
void *loadaddr;
grub_addr_t loadaddr_target;
if (argc < 1)
@ -371,7 +376,7 @@ grub_cmd_xnu_kernel (grub_command_t cmd __attribute__ ((unused)),
if (!grub_xnu_relocator)
return grub_errno;
grub_xnu_heap_target_start = startcode;
err = grub_xnu_heap_malloc (endcode - startcode, (void **) &loadaddr,
err = grub_xnu_heap_malloc (endcode - startcode, &loadaddr,
&loadaddr_target);
if (err)
@ -382,7 +387,8 @@ grub_cmd_xnu_kernel (grub_command_t cmd __attribute__ ((unused)),
}
/* Load kernel. */
err = grub_macho_load32 (macho, loadaddr - startcode, GRUB_MACHO_NOBSS);
err = grub_macho_load32 (macho, (char *) loadaddr - startcode,
GRUB_MACHO_NOBSS);
if (err)
{
grub_macho_close (macho);
@ -424,6 +430,12 @@ grub_cmd_xnu_kernel (grub_command_t cmd __attribute__ ((unused)),
if (ptr != grub_xnu_cmdline)
*(ptr - 1) = 0;
#if defined (__i386) && !defined (GRUB_MACHINE_EFI)
err = grub_efiemu_autocore ();
if (err)
return err;
#endif
grub_loader_set (grub_xnu_boot, grub_xnu_unload, 0);
grub_xnu_lock ();
@ -440,7 +452,8 @@ grub_cmd_xnu_kernel64 (grub_command_t cmd __attribute__ ((unused)),
grub_macho_t macho;
grub_uint64_t startcode, endcode;
int i;
char *ptr, *loadaddr;
char *ptr;
void *loadaddr;
grub_addr_t loadaddr_target;
if (argc < 1)
@ -476,7 +489,7 @@ grub_cmd_xnu_kernel64 (grub_command_t cmd __attribute__ ((unused)),
if (!grub_xnu_relocator)
return grub_errno;
grub_xnu_heap_target_start = startcode;
err = grub_xnu_heap_malloc (endcode - startcode, (void **) &loadaddr,
err = grub_xnu_heap_malloc (endcode - startcode, &loadaddr,
&loadaddr_target);
if (err)
@ -487,7 +500,8 @@ grub_cmd_xnu_kernel64 (grub_command_t cmd __attribute__ ((unused)),
}
/* Load kernel. */
err = grub_macho_load64 (macho, loadaddr - startcode, GRUB_MACHO_NOBSS);
err = grub_macho_load64 (macho, (char *) loadaddr - startcode,
GRUB_MACHO_NOBSS);
if (err)
{
grub_macho_close (macho);
@ -529,6 +543,12 @@ grub_cmd_xnu_kernel64 (grub_command_t cmd __attribute__ ((unused)),
if (ptr != grub_xnu_cmdline)
*(ptr - 1) = 0;
#if defined (__i386) && !defined (GRUB_MACHINE_EFI)
err = grub_efiemu_autocore ();
if (err)
return err;
#endif
grub_loader_set (grub_xnu_boot, grub_xnu_unload, 0);
grub_xnu_lock ();
@ -620,7 +640,8 @@ grub_xnu_load_driver (char *infoplistname, grub_file_t binaryfile)
grub_file_t infoplist;
struct grub_xnu_extheader *exthead;
int neededspace = sizeof (*exthead);
grub_uint8_t *buf, *buf0;
grub_uint8_t *buf;
void *buf0;
grub_addr_t buf_target;
grub_size_t infoplistsize = 0, machosize = 0;
char *name, *nameend;
@ -676,7 +697,7 @@ grub_xnu_load_driver (char *infoplistname, grub_file_t binaryfile)
err = grub_xnu_align_heap (GRUB_XNU_PAGESIZE);
if (err)
return err;
err = grub_xnu_heap_malloc (neededspace, (void **) &buf0, &buf_target);
err = grub_xnu_heap_malloc (neededspace, &buf0, &buf_target);
if (err)
return err;
buf = buf0;
@ -688,7 +709,7 @@ grub_xnu_load_driver (char *infoplistname, grub_file_t binaryfile)
/* Load the binary. */
if (macho)
{
exthead->binaryaddr = buf_target + (buf - buf0);
exthead->binaryaddr = buf_target + (buf - (grub_uint8_t *) buf0);
exthead->binarysize = machosize;
if (grub_xnu_is_64bit)
err = grub_macho_readfile64 (macho, buf);
@ -707,7 +728,7 @@ grub_xnu_load_driver (char *infoplistname, grub_file_t binaryfile)
/* Load the plist. */
if (infoplist)
{
exthead->infoplistaddr = buf_target + (buf - buf0);
exthead->infoplistaddr = buf_target + (buf - (grub_uint8_t *) buf0);
exthead->infoplistsize = infoplistsize + 1;
if (grub_file_read (infoplist, buf, infoplistsize)
!= (grub_ssize_t) (infoplistsize))
@ -723,7 +744,7 @@ grub_xnu_load_driver (char *infoplistname, grub_file_t binaryfile)
}
grub_errno = GRUB_ERR_NONE;
exthead->nameaddr = (buf - buf0) + buf_target;
exthead->nameaddr = (buf - (grub_uint8_t *) buf0) + buf_target;
exthead->namesize = namelen + 1;
grub_memcpy (buf, name, namelen);
buf[namelen] = 0;
@ -1198,6 +1219,10 @@ grub_cmd_xnu_kext (grub_command_t cmd __attribute__ ((unused)),
int argc, char *args[])
{
grub_file_t binfile = 0;
if (! grub_xnu_heap_size)
return grub_error (GRUB_ERR_BAD_OS, "no xnu kernel loaded");
if (argc == 2)
{
/* User explicitly specified plist and binary. */
@ -1229,6 +1254,9 @@ grub_cmd_xnu_kextdir (grub_command_t cmd __attribute__ ((unused)),
if (argc != 1 && argc != 2)
return grub_error (GRUB_ERR_BAD_ARGUMENT, "directory name required");
if (! grub_xnu_heap_size)
return grub_error (GRUB_ERR_BAD_OS, "no xnu kernel loaded");
if (argc == 1)
return grub_xnu_scan_dir_for_kexts (args[0],
"console,root,local-root,network-root",
@ -1370,6 +1398,9 @@ grub_cmd_xnu_splash (grub_extcmd_context_t ctxt,
if (argc != 1)
return grub_error (GRUB_ERR_BAD_ARGUMENT, "file name required");
if (! grub_xnu_heap_size)
return grub_error (GRUB_ERR_BAD_OS, "no xnu kernel loaded");
if (ctxt->state[XNU_SPLASH_CMD_ARGINDEX_MODE].set &&
grub_strcmp (ctxt->state[XNU_SPLASH_CMD_ARGINDEX_MODE].arg,
"stretch") == 0)
@ -1398,7 +1429,7 @@ grub_cmd_xnu_resume (grub_command_t cmd __attribute__ ((unused)),
#endif
void
grub_xnu_lock ()
grub_xnu_lock (void)
{
if (!locked)
grub_dl_ref (my_mod);
@ -1406,7 +1437,7 @@ grub_xnu_lock ()
}
void
grub_xnu_unlock ()
grub_xnu_unlock (void)
{
if (locked)
grub_dl_unref (my_mod);