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Merge remote-tracking branch 'upstream/master'

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This commit is contained in:
David Michael 2017-01-23 13:27:34 -08:00
commit e576eb0cbc
183 changed files with 5507 additions and 2653 deletions
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24
grub-core/loader/arm64/fdt.c
View file

@ -28,28 +28,6 @@
static void *loaded_fdt;
static void *fdt;
static void *
get_firmware_fdt (void)
{
grub_efi_configuration_table_t *tables;
grub_efi_guid_t fdt_guid = GRUB_EFI_DEVICE_TREE_GUID;
void *firmware_fdt = NULL;
unsigned int i;
/* Look for FDT in UEFI config tables. */
tables = grub_efi_system_table->configuration_table;
for (i = 0; i < grub_efi_system_table->num_table_entries; i++)
if (grub_memcmp (&tables[i].vendor_guid, &fdt_guid, sizeof (fdt_guid)) == 0)
{
firmware_fdt = tables[i].vendor_table;
grub_dprintf ("linux", "found registered FDT @ %p\n", firmware_fdt);
break;
}
return firmware_fdt;
}
void *
grub_fdt_load (grub_size_t additional_size)
{
@ -65,7 +43,7 @@ grub_fdt_load (grub_size_t additional_size)
if (loaded_fdt)
raw_fdt = loaded_fdt;
else
raw_fdt = get_firmware_fdt();
raw_fdt = grub_efi_get_firmware_fdt();
size =
raw_fdt ? grub_fdt_get_totalsize (raw_fdt) : GRUB_FDT_EMPTY_TREE_SZ;

148
grub-core/loader/arm64/xen_boot.c
View file

@ -37,16 +37,6 @@
GRUB_MOD_LICENSE ("GPLv3+");
#define XEN_HYPERVISOR_NAME "xen_hypervisor"
#define MODULE_DEFAULT_ALIGN (0x0)
#define MODULE_IMAGE_MIN_ALIGN MODULE_DEFAULT_ALIGN
#define MODULE_INITRD_MIN_ALIGN MODULE_DEFAULT_ALIGN
#define MODULE_XSM_MIN_ALIGN MODULE_DEFAULT_ALIGN
#define MODULE_CUSTOM_MIN_ALIGN MODULE_DEFAULT_ALIGN
#define MODULE_IMAGE_COMPATIBLE "multiboot,kernel\0multiboot,module"
#define MODULE_INITRD_COMPATIBLE "multiboot,ramdisk\0multiboot,module"
#define MODULE_XSM_COMPATIBLE "xen,xsm-policy\0multiboot,module"
#define MODULE_CUSTOM_COMPATIBLE "multiboot,module"
/* This maximum size is defined in Power.org ePAPR V1.1
@ -74,14 +64,6 @@ enum module_type
};
typedef enum module_type module_type_t;
struct fdt_node_info
{
module_type_t type;
const char *compat_string;
grub_size_t compat_string_size;
};
struct xen_hypervisor_header
{
struct grub_arm64_linux_kernel_header efi_head;
@ -98,7 +80,7 @@ struct xen_boot_binary
{
struct xen_boot_binary *next;
struct xen_boot_binary **prev;
const char *name;
int is_hypervisor;
grub_addr_t start;
grub_size_t size;
@ -106,8 +88,6 @@ struct xen_boot_binary
char *cmdline;
int cmdline_size;
struct fdt_node_info node_info;
};
static grub_dl_t my_mod;
@ -116,19 +96,6 @@ static int loaded;
static struct xen_boot_binary *xen_hypervisor;
static struct xen_boot_binary *module_head;
static const grub_size_t module_default_align[] = {
MODULE_IMAGE_MIN_ALIGN,
MODULE_INITRD_MIN_ALIGN,
MODULE_XSM_MIN_ALIGN,
MODULE_CUSTOM_MIN_ALIGN
};
static const compat_string_struct_t default_compat_string[] = {
FDT_COMPATIBLE (MODULE_IMAGE_COMPATIBLE),
FDT_COMPATIBLE (MODULE_INITRD_COMPATIBLE),
FDT_COMPATIBLE (MODULE_XSM_COMPATIBLE),
FDT_COMPATIBLE (MODULE_CUSTOM_COMPATIBLE)
};
static __inline grub_addr_t
xen_boot_address_align (grub_addr_t start, grub_size_t align)
@ -136,20 +103,6 @@ xen_boot_address_align (grub_addr_t start, grub_size_t align)
return (align ? (ALIGN_UP (start, align)) : start);
}
/* set module type according to command name. */
static grub_err_t
set_module_type (grub_command_t cmd, struct xen_boot_binary *module)
{
if (!grub_strcmp (cmd->name, "xen_linux"))
module->node_info.type = MODULE_IMAGE;
else if (!grub_strcmp (cmd->name, "xen_initrd"))
module->node_info.type = MODULE_INITRD;
else if (!grub_strcmp (cmd->name, "xen_xsm"))
module->node_info.type = MODULE_XSM;
return GRUB_ERR_NONE;
}
static grub_err_t
prepare_xen_hypervisor_params (void *xen_boot_fdt)
{
@ -203,15 +156,11 @@ prepare_xen_module_params (struct xen_boot_binary *module, void *xen_boot_fdt)
grub_fdt_add_subnode (xen_boot_fdt, chosen_node, module_name);
retval = grub_fdt_set_prop (xen_boot_fdt, module_node, "compatible",
module->node_info.compat_string,
(grub_uint32_t) module->
node_info.compat_string_size);
MODULE_CUSTOM_COMPATIBLE, sizeof(MODULE_CUSTOM_COMPATIBLE) - 1);
if (retval)
return grub_error (GRUB_ERR_IO, "failed to update FDT");
grub_dprintf ("xen_loader", "Module %s compatible = %s size = 0x%lx\n",
module->name, module->node_info.compat_string,
module->node_info.compat_string_size);
grub_dprintf ("xen_loader", "Module\n");
retval = grub_fdt_set_reg64 (xen_boot_fdt, module_node,
xen_boot_address_align (module->start,
@ -223,7 +172,7 @@ prepare_xen_module_params (struct xen_boot_binary *module, void *xen_boot_fdt)
if (module->cmdline && module->cmdline_size > 0)
{
grub_dprintf ("xen_loader",
"Module %s cmdline : %s @ %p size:%d\n", module->name,
"Module cmdline : %s @ %p size:%d\n",
module->cmdline, module->cmdline, module->cmdline_size);
retval = grub_fdt_set_prop (xen_boot_fdt, module_node, "bootargs",
@ -233,8 +182,7 @@ prepare_xen_module_params (struct xen_boot_binary *module, void *xen_boot_fdt)
}
else
{
grub_dprintf ("xen_loader", "Module %s has not bootargs!\n",
module->name);
grub_dprintf ("xen_loader", "Module has no bootargs!\n");
}
return GRUB_ERR_NONE;
@ -251,8 +199,8 @@ finalize_params_xen_boot (void)
additional_size += FDT_NODE_NAME_MAX_SIZE + xen_hypervisor->cmdline_size;
FOR_LIST_ELEMENTS (module, module_head)
{
additional_size += 6 * FDT_NODE_NAME_MAX_SIZE + module->
node_info.compat_string_size + module->cmdline_size;
additional_size += 6 * FDT_NODE_NAME_MAX_SIZE + sizeof(MODULE_CUSTOM_COMPATIBLE) - 1
+ module->cmdline_size;
}
xen_boot_fdt = grub_fdt_load (additional_size);
@ -275,8 +223,7 @@ finalize_params_xen_boot (void)
{
if (module->start && module->size > 0)
{
grub_dprintf ("xen_loader", "Module %s @ 0x%lx size:0x%lx\n",
module->name,
grub_dprintf ("xen_loader", "Module @ 0x%lx size:0x%lx\n",
xen_boot_address_align (module->start, module->align),
module->size);
if (prepare_xen_module_params (module, xen_boot_fdt) != GRUB_ERR_NONE)
@ -284,7 +231,7 @@ finalize_params_xen_boot (void)
}
else
{
grub_dprintf ("xen_loader", "Module info error: %s!\n", module->name);
grub_dprintf ("xen_loader", "Module info error!\n");
goto fail;
}
}
@ -327,19 +274,16 @@ single_binary_unload (struct xen_boot_binary *binary)
{
grub_free (binary->cmdline);
grub_dprintf ("xen_loader",
"Module %s cmdline memory free @ %p size: %d\n",
binary->name, binary->cmdline, binary->cmdline_size);
"Module cmdline memory free @ %p size: %d\n",
binary->cmdline, binary->cmdline_size);
}
if (binary->node_info.type == MODULE_CUSTOM)
grub_free ((void *) binary->node_info.compat_string);
if (grub_strcmp (binary->name, XEN_HYPERVISOR_NAME))
if (!binary->is_hypervisor)
grub_list_remove (GRUB_AS_LIST (binary));
grub_dprintf ("xen_loader",
"Module %s struct memory free @ %p size: 0x%lx\n",
binary->name, binary, sizeof (binary));
"Module struct memory free @ %p size: 0x%lx\n",
binary, sizeof (binary));
grub_free (binary);
return;
@ -377,8 +321,7 @@ xen_boot_binary_load (struct xen_boot_binary *binary, grub_file_t file,
int argc, char *argv[])
{
binary->size = grub_file_size (file);
grub_dprintf ("xen_loader", "Xen_boot %s file size: 0x%lx\n",
binary->name, binary->size);
grub_dprintf ("xen_loader", "Xen_boot file size: 0x%lx\n", binary->size);
binary->start
= (grub_addr_t) grub_efi_allocate_pages (0,
@ -391,8 +334,8 @@ xen_boot_binary_load (struct xen_boot_binary *binary, grub_file_t file,
return;
}
grub_dprintf ("xen_loader", "Xen_boot %s numpages: 0x%lx\n",
binary->name, GRUB_EFI_BYTES_TO_PAGES (binary->size + binary->align));
grub_dprintf ("xen_loader", "Xen_boot numpages: 0x%lx\n",
GRUB_EFI_BYTES_TO_PAGES (binary->size + binary->align));
if (grub_file_read (file, (void *) xen_boot_address_align (binary->start,
binary->align),
@ -416,7 +359,7 @@ xen_boot_binary_load (struct xen_boot_binary *binary, grub_file_t file,
grub_create_loader_cmdline (argc - 1, argv + 1, binary->cmdline,
binary->cmdline_size);
grub_dprintf ("xen_loader",
"Xen_boot %s cmdline @ %p %s, size: %d\n", binary->name,
"Xen_boot cmdline @ %p %s, size: %d\n",
binary->cmdline, binary->cmdline, binary->cmdline_size);
}
else
@ -430,7 +373,8 @@ xen_boot_binary_load (struct xen_boot_binary *binary, grub_file_t file,
}
static grub_err_t
grub_cmd_xen_module (grub_command_t cmd, int argc, char *argv[])
grub_cmd_xen_module (grub_command_t cmd __attribute__((unused)),
int argc, char *argv[])
{
struct xen_boot_binary *module = NULL;
@ -454,34 +398,10 @@ grub_cmd_xen_module (grub_command_t cmd, int argc, char *argv[])
if (!module)
return grub_errno;
/* process all the options and get module type */
if (set_module_type (cmd, module) != GRUB_ERR_NONE)
goto fail;
switch (module->node_info.type)
{
case MODULE_IMAGE:
case MODULE_INITRD:
case MODULE_XSM:
module->node_info.compat_string =
default_compat_string[module->node_info.type].compat_string;
module->node_info.compat_string_size =
default_compat_string[module->node_info.type].size;
break;
module->is_hypervisor = 0;
module->align = 4096;
case MODULE_CUSTOM:
/* we have set the node_info in set_module_type */
break;
default:
return grub_error (GRUB_ERR_BAD_ARGUMENT, N_("invalid argument"));
}
module->name = module->node_info.compat_string;
module->align = module_default_align[module->node_info.type];
grub_dprintf ("xen_loader", "Init %s module and node info:\n"
"compatible %s\ncompat_string_size 0x%lx\n",
module->name, module->node_info.compat_string,
module->node_info.compat_string_size);
grub_dprintf ("xen_loader", "Init module and node info\n");
file = grub_file_open (argv[0]);
if (!file)
@ -491,7 +411,7 @@ grub_cmd_xen_module (grub_command_t cmd, int argc, char *argv[])
if (grub_errno == GRUB_ERR_NONE)
grub_list_push (GRUB_AS_LIST_P (&module_head), GRUB_AS_LIST (module));
fail:
fail:
if (file)
grub_file_close (file);
if (grub_errno != GRUB_ERR_NONE)
@ -535,7 +455,7 @@ grub_cmd_xen_hypervisor (grub_command_t cmd __attribute__ ((unused)),
if (!xen_hypervisor)
return grub_errno;
xen_hypervisor->name = XEN_HYPERVISOR_NAME;
xen_hypervisor->is_hypervisor = 1;
xen_hypervisor->align = (grub_size_t) sh.optional_header.section_alignment;
xen_boot_binary_load (xen_hypervisor, file, argc, argv);
@ -559,29 +479,21 @@ fail:
}
static grub_command_t cmd_xen_hypervisor;
static grub_command_t cmd_xen_linux, cmd_xen_initrd, cmd_xen_xsm;
static grub_command_t cmd_xen_module;
GRUB_MOD_INIT (xen_boot)
{
cmd_xen_hypervisor =
grub_register_command ("xen_hypervisor", grub_cmd_xen_hypervisor, 0,
N_("Load a xen hypervisor."));
cmd_xen_linux =
grub_register_command ("xen_linux", grub_cmd_xen_module, 0,
N_("Load a xen linux kernel for dom0."));
cmd_xen_initrd =
grub_register_command ("xen_initrd", grub_cmd_xen_module, 0,
N_("Load a xen initrd for dom0."));
cmd_xen_xsm =
grub_register_command ("xen_xsm", grub_cmd_xen_module, 0,
N_("Load a xen security module."));
cmd_xen_module =
grub_register_command ("xen_module", grub_cmd_xen_module, 0,
N_("Load a xen module."));
my_mod = mod;
}
GRUB_MOD_FINI (xen_boot)
{
grub_unregister_command (cmd_xen_hypervisor);
grub_unregister_command (cmd_xen_linux);
grub_unregister_command (cmd_xen_initrd);
grub_unregister_command (cmd_xen_xsm);
grub_unregister_command (cmd_xen_module);
}

6
grub-core/loader/efi/chainloader.c
View file

@ -122,6 +122,8 @@ copy_file_path (grub_efi_file_path_device_path_t *fp,
if (*p == '/')
*p = '\\';
/* File Path is NULL terminated */
fp->path_name[size++] = '\0';
fp->header.length = size * sizeof (grub_efi_char16_t) + sizeof (*fp);
}
@ -156,8 +158,10 @@ make_file_path (grub_efi_device_path_t *dp, const char *filename)
d = GRUB_EFI_NEXT_DEVICE_PATH (d);
}
/* File Path is NULL terminated. Allocate space for 2 extra characters */
/* FIXME why we split path in two components? */
file_path = grub_malloc (size
+ ((grub_strlen (dir_start) + 1)
+ ((grub_strlen (dir_start) + 2)
* GRUB_MAX_UTF16_PER_UTF8
* sizeof (grub_efi_char16_t))
+ sizeof (grub_efi_file_path_device_path_t) * 2);

12
grub-core/loader/i386/bsd.c
View file

@ -1889,6 +1889,10 @@ grub_cmd_freebsd_module (grub_command_t cmd __attribute__ ((unused)),
grub_err_t err;
void *src;
if (! grub_loader_is_loaded ())
return grub_error (GRUB_ERR_BAD_ARGUMENT,
N_("you need to load the kernel first"));
if (kernel_type != KERNEL_TYPE_FREEBSD)
return grub_error (GRUB_ERR_BAD_ARGUMENT, "no FreeBSD loaded");
@ -1992,6 +1996,10 @@ grub_cmd_netbsd_module (grub_command_t cmd,
{
grub_uint32_t type;
if (! grub_loader_is_loaded ())
return grub_error (GRUB_ERR_BAD_ARGUMENT,
N_("you need to load the kernel first"));
if (kernel_type != KERNEL_TYPE_NETBSD)
return grub_error (GRUB_ERR_BAD_ARGUMENT, "no NetBSD loaded");
@ -2070,6 +2078,10 @@ grub_cmd_openbsd_ramdisk (grub_command_t cmd __attribute__ ((unused)),
if (argc != 1)
return grub_error (GRUB_ERR_BAD_ARGUMENT, N_("filename expected"));
if (! grub_loader_is_loaded ())
return grub_error (GRUB_ERR_BAD_ARGUMENT,
N_("you need to load the kernel first"));
if (kernel_type != KERNEL_TYPE_OPENBSD)
return grub_error (GRUB_ERR_BAD_OS, "no kOpenBSD loaded");

24
grub-core/loader/i386/bsdXX.c
View file

@ -48,15 +48,15 @@ read_headers (grub_file_t file, const char *filename, Elf_Ehdr *e, char **shdr)
if (e->e_ident[EI_CLASS] != SUFFIX (ELFCLASS))
return grub_error (GRUB_ERR_BAD_OS, N_("invalid arch-dependent ELF magic"));
*shdr = grub_malloc (e->e_shnum * e->e_shentsize);
*shdr = grub_malloc ((grub_uint32_t) e->e_shnum * e->e_shentsize);
if (! *shdr)
return grub_errno;
if (grub_file_seek (file, e->e_shoff) == (grub_off_t) -1)
return grub_errno;
if (grub_file_read (file, *shdr, e->e_shnum * e->e_shentsize)
!= e->e_shnum * e->e_shentsize)
if (grub_file_read (file, *shdr, (grub_uint32_t) e->e_shnum * e->e_shentsize)
!= (grub_ssize_t) ((grub_uint32_t) e->e_shnum * e->e_shentsize))
{
if (grub_errno)
return grub_errno;
@ -200,8 +200,8 @@ SUFFIX (grub_freebsd_load_elfmodule) (struct grub_relocator *relocator,
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;
chunk_size += (grub_uint32_t) e.e_phnum * e.e_phentsize;
chunk_size += (grub_uint32_t) e.e_shnum * e.e_shentsize;
{
grub_relocator_chunk_t ch;
@ -253,14 +253,14 @@ SUFFIX (grub_freebsd_load_elfmodule) (struct grub_relocator *relocator,
curload = module + sizeof (e);
load (file, argv[0], (grub_uint8_t *) chunk_src + curload - *kern_end, e.e_shoff,
e.e_shnum * e.e_shentsize);
(grub_uint32_t) e.e_shnum * e.e_shentsize);
e.e_shoff = curload - module;
curload += e.e_shnum * e.e_shentsize;
curload += (grub_uint32_t) e.e_shnum * e.e_shentsize;
load (file, argv[0], (grub_uint8_t *) chunk_src + curload - *kern_end, e.e_phoff,
e.e_phnum * e.e_phentsize);
(grub_uint32_t) e.e_phnum * e.e_phentsize);
e.e_phoff = curload - module;
curload += e.e_phnum * e.e_phentsize;
curload += (grub_uint32_t) e.e_phnum * e.e_phentsize;
*kern_end = curload;
@ -462,7 +462,7 @@ SUFFIX (grub_netbsd_load_elf_meta) (struct grub_relocator *relocator,
chunk_size = ALIGN_UP (symsize, sizeof (grub_freebsd_addr_t))
+ ALIGN_UP (strsize, sizeof (grub_freebsd_addr_t))
+ sizeof (e) + e.e_shnum * e.e_shentsize;
+ sizeof (e) + (grub_uint32_t) e.e_shnum * e.e_shentsize;
symtarget = ALIGN_UP (*kern_end, sizeof (grub_freebsd_addr_t));
{
@ -498,10 +498,10 @@ SUFFIX (grub_netbsd_load_elf_meta) (struct grub_relocator *relocator,
s2 = (Elf_Shdr *) curload;
grub_memcpy (curload, s, e.e_shentsize);
if (s == symsh)
s2->sh_offset = sizeof (e) + e.e_shnum * e.e_shentsize;
s2->sh_offset = sizeof (e) + (grub_uint32_t) e.e_shnum * e.e_shentsize;
else if (s == strsh)
s2->sh_offset = ALIGN_UP (symsize, sizeof (grub_freebsd_addr_t))
+ sizeof (e) + e.e_shnum * e.e_shentsize;
+ sizeof (e) + (grub_uint32_t) e.e_shnum * e.e_shentsize;
else
s2->sh_offset = 0;
s2->sh_addr = s2->sh_offset;

8
grub-core/loader/i386/linux.c
View file

@ -929,8 +929,8 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
grub_env_set ("gfxpayload", "text");
grub_printf_ (N_("%s is deprecated. "
"Use set gfxpayload=%s before "
"linux command instead.\n"), "text",
argv[i]);
"linux command instead.\n"),
argv[i], "text");
break;
case 1:
@ -939,8 +939,8 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
grub_env_set ("gfxpayload", "text");
grub_printf_ (N_("%s is deprecated. "
"Use set gfxpayload=%s before "
"linux command instead.\n"), "text",
argv[i]);
"linux command instead.\n"),
argv[i], "text");
break;
default:
/* Ignore invalid values. */

13
grub-core/loader/i386/multiboot_mbi.c
View file

@ -71,9 +71,18 @@ load_kernel (grub_file_t file, const char *filename,
char *buffer, struct multiboot_header *header)
{
grub_err_t err;
mbi_load_data_t mld;
mld.file = file;
mld.filename = filename;
mld.buffer = buffer;
mld.mbi_ver = 1;
mld.relocatable = 0;
mld.avoid_efi_boot_services = 0;
if (grub_multiboot_quirks & GRUB_MULTIBOOT_QUIRK_BAD_KLUDGE)
{
err = grub_multiboot_load_elf (file, filename, buffer);
err = grub_multiboot_load_elf (&mld);
if (err == GRUB_ERR_NONE) {
return GRUB_ERR_NONE;
}
@ -122,7 +131,7 @@ load_kernel (grub_file_t file, const char *filename,
return GRUB_ERR_NONE;
}
return grub_multiboot_load_elf (file, filename, buffer);
return grub_multiboot_load_elf (&mld);
}
static struct multiboot_header *

2
grub-core/loader/i386/pc/truecrypt.c
View file

@ -205,7 +205,7 @@ grub_cmd_truecrypt (grub_command_t cmd __attribute__ ((unused)),
fail:
if (!grub_errno)
return grub_error (GRUB_ERR_BAD_OS, "bad truecrypt ISO");
grub_error (GRUB_ERR_BAD_OS, "bad truecrypt ISO");
if (file)
grub_file_close (file);

782
grub-core/loader/i386/xen.c
View file

File diff suppressed because it is too large Load diff

4
grub-core/loader/i386/xen_file.c
View file

@ -65,14 +65,14 @@ grub_xen_file_and_cmdline (grub_file_t file,
grub_dprintf ("xen", "found bzimage payload 0x%llx-0x%llx\n",
(unsigned long long) (lh.setup_sects + 1) * 512
+ lh.payload_offset,
(unsigned long long) lh.payload_length - 4);
(unsigned long long) lh.payload_length);
if (cmdline)
grub_pass_verity_hash (&lh, cmdline, cmdline_max_len);
off_file = grub_file_offset_open (file, (lh.setup_sects + 1) * 512
+ lh.payload_offset,
lh.payload_length - 4);
lh.payload_length);
if (!off_file)
goto fail;

45
grub-core/loader/i386/xen_fileXX.c
View file

@ -18,6 +18,7 @@
#include <grub/xen_file.h>
#include <grub/misc.h>
#include <xen/elfnote.h>
static grub_err_t
parse_xen_guest (grub_elf_t elf, struct grub_xen_file_info *xi,
@ -26,6 +27,8 @@ parse_xen_guest (grub_elf_t elf, struct grub_xen_file_info *xi,
char *buf;
char *ptr;
int has_paddr = 0;
grub_errno = GRUB_ERR_NONE;
if (grub_file_seek (elf->file, off) == (grub_off_t) -1)
return grub_errno;
buf = grub_malloc (sz);
@ -35,7 +38,8 @@ parse_xen_guest (grub_elf_t elf, struct grub_xen_file_info *xi,
if (grub_file_read (elf->file, buf, sz) != (grub_ssize_t) sz)
{
if (grub_errno)
return grub_errno;
goto out;
grub_free (buf);
return grub_error (GRUB_ERR_BAD_OS, N_("premature end of file %s"),
elf->file->name);
}
@ -123,14 +127,14 @@ parse_xen_guest (grub_elf_t elf, struct grub_xen_file_info *xi,
{
xi->virt_base = grub_strtoull (ptr + sizeof ("VIRT_BASE=") - 1, &ptr, 16);
if (grub_errno)
return grub_errno;
goto out;
continue;
}
if (grub_strncmp (ptr, "VIRT_ENTRY=", sizeof ("VIRT_ENTRY=") - 1) == 0)
{
xi->entry_point = grub_strtoull (ptr + sizeof ("VIRT_ENTRY=") - 1, &ptr, 16);
if (grub_errno)
return grub_errno;
goto out;
continue;
}
if (grub_strncmp (ptr, "HYPERCALL_PAGE=", sizeof ("HYPERCALL_PAGE=") - 1) == 0)
@ -138,7 +142,7 @@ parse_xen_guest (grub_elf_t elf, struct grub_xen_file_info *xi,
xi->hypercall_page = grub_strtoull (ptr + sizeof ("HYPERCALL_PAGE=") - 1, &ptr, 16);
xi->has_hypercall_page = 1;
if (grub_errno)
return grub_errno;
goto out;
continue;
}
if (grub_strncmp (ptr, "ELF_PADDR_OFFSET=", sizeof ("ELF_PADDR_OFFSET=") - 1) == 0)
@ -146,7 +150,7 @@ parse_xen_guest (grub_elf_t elf, struct grub_xen_file_info *xi,
xi->paddr_offset = grub_strtoull (ptr + sizeof ("ELF_PADDR_OFFSET=") - 1, &ptr, 16);
has_paddr = 1;
if (grub_errno)
return grub_errno;
goto out;
continue;
}
}
@ -154,7 +158,11 @@ parse_xen_guest (grub_elf_t elf, struct grub_xen_file_info *xi,
xi->hypercall_page = (xi->hypercall_page << 12) + xi->virt_base;
if (!has_paddr)
xi->paddr_offset = xi->virt_base;
return GRUB_ERR_NONE;
out:
grub_free (buf);
return grub_errno;
}
#pragma GCC diagnostic ignored "-Wcast-align"
@ -196,35 +204,35 @@ parse_note (grub_elf_t elf, struct grub_xen_file_info *xi,
xi->has_note = 1;
switch (nh->n_type)
{
case 1:
case XEN_ELFNOTE_ENTRY:
xi->entry_point = grub_le_to_cpu_addr (*(Elf_Addr *) desc);
break;
case 2:
case XEN_ELFNOTE_HYPERCALL_PAGE:
xi->hypercall_page = grub_le_to_cpu_addr (*(Elf_Addr *) desc);
xi->has_hypercall_page = 1;
break;
case 3:
case XEN_ELFNOTE_VIRT_BASE:
xi->virt_base = grub_le_to_cpu_addr (*(Elf_Addr *) desc);
break;
case 4:
case XEN_ELFNOTE_PADDR_OFFSET:
xi->paddr_offset = grub_le_to_cpu_addr (*(Elf_Addr *) desc);
break;
case 5:
case XEN_ELFNOTE_XEN_VERSION:
grub_dprintf ("xen", "xenversion = `%s'\n", (char *) desc);
break;
case 6:
case XEN_ELFNOTE_GUEST_OS:
grub_dprintf ("xen", "name = `%s'\n", (char *) desc);
break;
case 7:
case XEN_ELFNOTE_GUEST_VERSION:
grub_dprintf ("xen", "version = `%s'\n", (char *) desc);
break;
case 8:
case XEN_ELFNOTE_LOADER:
if (descsz < 7
|| grub_memcmp (desc, "generic", descsz == 7 ? 7 : 8) != 0)
return grub_error (GRUB_ERR_BAD_OS, "invalid loader");
break;
/* PAE */
case 9:
case XEN_ELFNOTE_PAE_MODE:
grub_dprintf ("xen", "pae = `%s', %d, %d\n", (char *) desc,
xi->arch, descsz);
if (xi->arch != GRUB_XEN_FILE_I386
@ -253,6 +261,13 @@ parse_note (grub_elf_t elf, struct grub_xen_file_info *xi,
descsz == 2 ? 2 : 3) == 0)
xi->arch = GRUB_XEN_FILE_I386;
break;
case XEN_ELFNOTE_INIT_P2M:
xi->p2m_base = grub_le_to_cpu_addr (*(Elf_Addr *) desc);
xi->has_p2m_base = 1;
break;
case XEN_ELFNOTE_MOD_START_PFN:
xi->unmapped_initrd = !!grub_le_to_cpu32(*(grub_uint32_t *) desc);
break;
default:
grub_dprintf ("xen", "unknown note type %d\n", nh->n_type);
break;

48
grub-core/loader/i386/xnu.c
View file

@ -35,6 +35,7 @@
#include <grub/i18n.h>
#include <grub/bitmap_scale.h>
#include <grub/cpu/io.h>
#include <grub/random.h>
#define min(a,b) (((a) < (b)) ? (a) : (b))
#define max(a,b) (((a) > (b)) ? (a) : (b))
@ -338,7 +339,7 @@ grub_xnu_devprop_add_property_utf16 (struct grub_xnu_devprop_device_descriptor *
utf8 = grub_malloc (namelen * 4 + 1);
if (!utf8)
{
grub_free (utf8);
grub_free (utf16);
return grub_errno;
}
@ -577,11 +578,31 @@ static grub_err_t
grub_cpu_xnu_fill_devicetree (grub_uint64_t *fsbfreq_out)
{
struct grub_xnu_devtree_key *efikey;
struct grub_xnu_devtree_key *chosenkey;
struct grub_xnu_devtree_key *cfgtablekey;
struct grub_xnu_devtree_key *curval;
struct grub_xnu_devtree_key *runtimesrvkey;
struct grub_xnu_devtree_key *platformkey;
unsigned i, j;
grub_err_t err;
chosenkey = grub_xnu_create_key (&grub_xnu_devtree_root, "chosen");
if (! chosenkey)
return grub_errno;
/* Random seed. */
curval = grub_xnu_create_value (&(chosenkey->first_child), "random-seed");
if (! curval)
return grub_errno;
curval->datasize = 64;
curval->data = grub_malloc (curval->datasize);
if (! curval->data)
return grub_errno;
/* Our random is not peer-reviewed but xnu uses this seed only for
ASLR in kernel. */
err = grub_crypto_get_random (curval->data, curval->datasize);
if (err)
return err;
/* The value "model". */
/* FIXME: may this value be sometimes different? */
@ -897,6 +918,28 @@ grub_xnu_set_video (struct grub_xnu_boot_params_common *params)
return GRUB_ERR_NONE;
}
static int
total_ram_hook (grub_uint64_t addr __attribute__ ((unused)), grub_uint64_t size,
grub_memory_type_t type,
void *data)
{
grub_uint64_t *result = data;
if (type != GRUB_MEMORY_AVAILABLE)
return 0;
*result += size;
return 0;
}
static grub_uint64_t
get_total_ram (void)
{
grub_uint64_t result = 0;
grub_mmap_iterate (total_ram_hook, &result);
return result;
}
/* Boot xnu. */
grub_err_t
grub_xnu_boot (void)
@ -973,6 +1016,7 @@ grub_xnu_boot (void)
{
bootparams_common = &bootparams->v2.common;
bootparams->v2.fsbfreq = fsbfreq;
bootparams->v2.ram_size = get_total_ram();
}
else
bootparams_common = &bootparams->v1.common;
@ -1080,7 +1124,7 @@ grub_xnu_boot (void)
bootparams_common->efi_mmap = memory_map_target;
bootparams_common->efi_mmap_size = memory_map_size;
bootparams_common->heap_start = grub_xnu_heap_target_start;
bootparams_common->heap_size = grub_xnu_heap_size;
bootparams_common->heap_size = curruntimepage * GRUB_XNU_PAGESIZE - grub_xnu_heap_target_start;
/* Parameters for asm helper. */
grub_xnu_stack = bootparams_common->heap_start

62
grub-core/loader/multiboot.c
View file

@ -119,6 +119,48 @@ grub_multiboot_set_video_mode (void)
return err;
}
#ifdef GRUB_MACHINE_EFI
#ifdef __x86_64__
#define grub_relocator_efi_boot grub_relocator64_efi_boot
#define grub_relocator_efi_state grub_relocator64_efi_state
#endif
#endif
#ifdef grub_relocator_efi_boot
static void
efi_boot (struct grub_relocator *rel,
grub_uint32_t target)
{
struct grub_relocator_efi_state state_efi = MULTIBOOT_EFI_INITIAL_STATE;
state_efi.MULTIBOOT_EFI_ENTRY_REGISTER = grub_multiboot_payload_eip;
state_efi.MULTIBOOT_EFI_MBI_REGISTER = target;
grub_relocator_efi_boot (rel, state_efi);
}
#else
#define grub_efi_is_finished 1
static void
efi_boot (struct grub_relocator *rel __attribute__ ((unused)),
grub_uint32_t target __attribute__ ((unused)))
{
}
#endif
#if defined (__i386__) || defined (__x86_64__)
static void
normal_boot (struct grub_relocator *rel, struct grub_relocator32_state state)
{
grub_relocator32_boot (rel, state, 0);
}
#else
static void
normal_boot (struct grub_relocator *rel, struct grub_relocator32_state state)
{
grub_relocator32_boot (rel, state);
}
#endif
static grub_err_t
grub_multiboot_boot (void)
{
@ -132,11 +174,10 @@ grub_multiboot_boot (void)
if (err)
return err;
#if defined (__i386__) || defined (__x86_64__)
grub_relocator32_boot (grub_multiboot_relocator, state, 0);
#else
grub_relocator32_boot (grub_multiboot_relocator, state);
#endif
if (grub_efi_is_finished)
normal_boot (grub_multiboot_relocator, state);
else
efi_boot (grub_multiboot_relocator, state.MULTIBOOT_MBI_REGISTER);
/* Not reached. */
return GRUB_ERR_NONE;
@ -167,13 +208,12 @@ static grub_uint64_t highest_load;
/* Load ELF32 or ELF64. */
grub_err_t
grub_multiboot_load_elf (grub_file_t file, const char *filename,
void *buffer)
grub_multiboot_load_elf (mbi_load_data_t *mld)
{
if (grub_multiboot_is_elf32 (buffer))
return grub_multiboot_load_elf32 (file, filename, buffer);
else if (grub_multiboot_is_elf64 (buffer))
return grub_multiboot_load_elf64 (file, filename, buffer);
if (grub_multiboot_is_elf32 (mld->buffer))
return grub_multiboot_load_elf32 (mld);
else if (grub_multiboot_is_elf64 (mld->buffer))
return grub_multiboot_load_elf64 (mld);
return grub_error (GRUB_ERR_UNKNOWN_OS, N_("invalid arch-dependent ELF magic"));
}

133
grub-core/loader/multiboot_elfxx.c
View file

@ -51,11 +51,15 @@ CONCAT(grub_multiboot_is_elf, XX) (void *buffer)
}
static grub_err_t
CONCAT(grub_multiboot_load_elf, XX) (grub_file_t file, const char *filename, void *buffer)
CONCAT(grub_multiboot_load_elf, XX) (mbi_load_data_t *mld)
{
Elf_Ehdr *ehdr = (Elf_Ehdr *) buffer;
Elf_Ehdr *ehdr = (Elf_Ehdr *) mld->buffer;
char *phdr_base;
grub_err_t err;
grub_relocator_chunk_t ch;
grub_uint32_t load_offset, load_size;
int i;
void *source;
if (ehdr->e_ident[EI_MAG0] != ELFMAG0
|| ehdr->e_ident[EI_MAG1] != ELFMAG1
@ -72,57 +76,89 @@ CONCAT(grub_multiboot_load_elf, XX) (grub_file_t file, const char *filename, voi
return grub_error (GRUB_ERR_UNKNOWN_OS, N_("this ELF file is not of the right type"));
/* FIXME: Should we support program headers at strange locations? */
if (ehdr->e_phoff + ehdr->e_phnum * ehdr->e_phentsize > MULTIBOOT_SEARCH)
if (ehdr->e_phoff + (grub_uint32_t) ehdr->e_phnum * ehdr->e_phentsize > MULTIBOOT_SEARCH)
return grub_error (GRUB_ERR_BAD_OS, "program header at a too high offset");
phdr_base = (char *) buffer + ehdr->e_phoff;
phdr_base = (char *) mld->buffer + ehdr->e_phoff;
#define phdr(i) ((Elf_Phdr *) (phdr_base + (i) * ehdr->e_phentsize))
mld->link_base_addr = ~0;
/* Calculate lowest and highest load address. */
for (i = 0; i < ehdr->e_phnum; i++)
if (phdr(i)->p_type == PT_LOAD)
{
mld->link_base_addr = grub_min (mld->link_base_addr, phdr(i)->p_paddr);
highest_load = grub_max (highest_load, phdr(i)->p_paddr + phdr(i)->p_memsz);
}
#ifdef MULTIBOOT_LOAD_ELF64
if (highest_load >= 0x100000000)
return grub_error (GRUB_ERR_BAD_OS, "segment crosses 4 GiB border");
#endif
load_size = highest_load - mld->link_base_addr;
if (mld->relocatable)
{
if (load_size > mld->max_addr || mld->min_addr > mld->max_addr - load_size)
return grub_error (GRUB_ERR_BAD_OS, "invalid min/max address and/or load size");
err = grub_relocator_alloc_chunk_align (grub_multiboot_relocator, &ch,
mld->min_addr, mld->max_addr - load_size,
load_size, mld->align ? mld->align : 1,
mld->preference, mld->avoid_efi_boot_services);
}
else
err = grub_relocator_alloc_chunk_addr (grub_multiboot_relocator, &ch,
mld->link_base_addr, load_size);
if (err)
{
grub_dprintf ("multiboot_loader", "Cannot allocate memory for OS image\n");
return err;
}
mld->load_base_addr = get_physical_target_address (ch);
source = get_virtual_current_address (ch);
grub_dprintf ("multiboot_loader", "link_base_addr=0x%x, load_base_addr=0x%x, "
"load_size=0x%x, relocatable=%d\n", mld->link_base_addr,
mld->load_base_addr, load_size, mld->relocatable);
if (mld->relocatable)
grub_dprintf ("multiboot_loader", "align=0x%lx, preference=0x%x, avoid_efi_boot_services=%d\n",
(long) mld->align, mld->preference, mld->avoid_efi_boot_services);
/* Load every loadable segment in memory. */
for (i = 0; i < ehdr->e_phnum; i++)
{
if (phdr(i)->p_type == PT_LOAD)
{
grub_err_t err;
void *source;
if (phdr(i)->p_paddr + phdr(i)->p_memsz > highest_load)
highest_load = phdr(i)->p_paddr + phdr(i)->p_memsz;
grub_dprintf ("multiboot_loader", "segment %d: paddr=0x%lx, memsz=0x%lx, vaddr=0x%lx\n",
i, (long) phdr(i)->p_paddr, (long) phdr(i)->p_memsz, (long) phdr(i)->p_vaddr);
{
grub_relocator_chunk_t ch;
err = grub_relocator_alloc_chunk_addr (grub_multiboot_relocator,
&ch, phdr(i)->p_paddr,
phdr(i)->p_memsz);
if (err)
{
grub_dprintf ("multiboot_loader", "Error loading phdr %d\n", i);
return err;
}
source = get_virtual_current_address (ch);
}
load_offset = phdr(i)->p_paddr - mld->link_base_addr;
if (phdr(i)->p_filesz != 0)
{
if (grub_file_seek (file, (grub_off_t) phdr(i)->p_offset)
if (grub_file_seek (mld->file, (grub_off_t) phdr(i)->p_offset)
== (grub_off_t) -1)
return grub_errno;
if (grub_file_read (file, source, phdr(i)->p_filesz)
if (grub_file_read (mld->file, (grub_uint8_t *) source + load_offset, phdr(i)->p_filesz)
!= (grub_ssize_t) phdr(i)->p_filesz)
{
if (!grub_errno)
grub_error (GRUB_ERR_FILE_READ_ERROR, N_("premature end of file %s"),
filename);
mld->filename);
return grub_errno;
}
}
if (phdr(i)->p_filesz < phdr(i)->p_memsz)
grub_memset ((grub_uint8_t *) source + phdr(i)->p_filesz, 0,
grub_memset ((grub_uint8_t *) source + load_offset + phdr(i)->p_filesz, 0,
phdr(i)->p_memsz - phdr(i)->p_filesz);
}
}
@ -164,22 +200,22 @@ CONCAT(grub_multiboot_load_elf, XX) (grub_file_t file, const char *filename, voi
{
grub_uint8_t *shdr, *shdrptr;
shdr = grub_malloc (ehdr->e_shnum * ehdr->e_shentsize);
shdr = grub_malloc ((grub_uint32_t) ehdr->e_shnum * ehdr->e_shentsize);
if (!shdr)
return grub_errno;
if (grub_file_seek (file, ehdr->e_shoff) == (grub_off_t) -1)
if (grub_file_seek (mld->file, ehdr->e_shoff) == (grub_off_t) -1)
{
grub_free (shdr);
return grub_errno;
}
if (grub_file_read (file, shdr, ehdr->e_shnum * ehdr->e_shentsize)
if (grub_file_read (mld->file, shdr, (grub_uint32_t) ehdr->e_shnum * ehdr->e_shentsize)
!= (grub_ssize_t) ehdr->e_shnum * ehdr->e_shentsize)
{
if (!grub_errno)
grub_error (GRUB_ERR_FILE_READ_ERROR, N_("premature end of file %s"),
filename);
mld->filename);
return grub_errno;
}
@ -189,7 +225,9 @@ CONCAT(grub_multiboot_load_elf, XX) (grub_file_t file, const char *filename, voi
Elf_Shdr *sh = (Elf_Shdr *) shdrptr;
void *src;
grub_addr_t target;
grub_err_t err;
if (mld->mbi_ver >= 2 && (sh->sh_type == SHT_REL || sh->sh_type == SHT_RELA))
return grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET, "ELF files with relocs are not supported yet");
/* This section is a loaded section,
so we don't care. */
@ -200,33 +238,28 @@ CONCAT(grub_multiboot_load_elf, XX) (grub_file_t file, const char *filename, voi
if (sh->sh_size == 0)
continue;
{
grub_relocator_chunk_t ch;
err = grub_relocator_alloc_chunk_align (grub_multiboot_relocator,
&ch, 0,
(0xffffffff - sh->sh_size)
+ 1, sh->sh_size,
sh->sh_addralign,
GRUB_RELOCATOR_PREFERENCE_NONE,
0);
if (err)
{
grub_dprintf ("multiboot_loader", "Error loading shdr %d\n", i);
return err;
}
src = get_virtual_current_address (ch);
target = get_physical_target_address (ch);
}
err = grub_relocator_alloc_chunk_align (grub_multiboot_relocator, &ch, 0,
(0xffffffff - sh->sh_size) + 1,
sh->sh_size, sh->sh_addralign,
GRUB_RELOCATOR_PREFERENCE_NONE,
mld->avoid_efi_boot_services);
if (err)
{
grub_dprintf ("multiboot_loader", "Error loading shdr %d\n", i);
return err;
}
src = get_virtual_current_address (ch);
target = get_physical_target_address (ch);
if (grub_file_seek (file, sh->sh_offset) == (grub_off_t) -1)
if (grub_file_seek (mld->file, sh->sh_offset) == (grub_off_t) -1)
return grub_errno;
if (grub_file_read (file, src, sh->sh_size)
if (grub_file_read (mld->file, src, sh->sh_size)
!= (grub_ssize_t) sh->sh_size)
{
if (!grub_errno)
grub_error (GRUB_ERR_FILE_READ_ERROR, N_("premature end of file %s"),
filename);
mld->filename);
return grub_errno;
}
sh->sh_addr = target;

257
grub-core/loader/multiboot_mbi2.c
View file

@ -69,6 +69,7 @@ static grub_size_t elf_sec_num, elf_sec_entsize;
static unsigned elf_sec_shstrndx;
static void *elf_sections;
static int keep_bs = 0;
static grub_uint32_t load_base_addr;
void
grub_multiboot_add_elfsyms (grub_size_t num, grub_size_t entsize,
@ -102,39 +103,43 @@ find_header (grub_properly_aligned_t *buffer, grub_ssize_t len)
grub_err_t
grub_multiboot_load (grub_file_t file, const char *filename)
{
grub_properly_aligned_t *buffer;
grub_ssize_t len;
struct multiboot_header *header;
grub_err_t err;
struct multiboot_header_tag *tag;
struct multiboot_header_tag_address *addr_tag = NULL;
int entry_specified = 0;
grub_addr_t entry = 0;
struct multiboot_header_tag_relocatable *rel_tag;
int entry_specified = 0, efi_entry_specified = 0;
grub_addr_t entry = 0, efi_entry = 0;
grub_uint32_t console_required = 0;
struct multiboot_header_tag_framebuffer *fbtag = NULL;
int accepted_consoles = GRUB_MULTIBOOT_CONSOLE_EGA_TEXT;
mbi_load_data_t mld;
buffer = grub_malloc (MULTIBOOT_SEARCH);
if (!buffer)
mld.mbi_ver = 2;
mld.relocatable = 0;
mld.buffer = grub_malloc (MULTIBOOT_SEARCH);
if (!mld.buffer)
return grub_errno;
len = grub_file_read (file, buffer, MULTIBOOT_SEARCH);
len = grub_file_read (file, mld.buffer, MULTIBOOT_SEARCH);
if (len < 32)
{
grub_free (buffer);
grub_free (mld.buffer);
return grub_error (GRUB_ERR_BAD_OS, N_("premature end of file %s"), filename);
}
COMPILE_TIME_ASSERT (MULTIBOOT_HEADER_ALIGN % 4 == 0);
grub_tpm_measure ((unsigned char *)buffer, len, GRUB_BINARY_PCR, "grub_multiboot", filename);
grub_tpm_measure ((unsigned char *)mld.buffer, len, GRUB_BINARY_PCR, "grub_multiboot", filename);
grub_print_error();
header = find_header (buffer, len);
header = find_header (mld.buffer, len);
if (header == 0)
{
grub_free (buffer);
grub_free (mld.buffer);
return grub_error (GRUB_ERR_BAD_ARGUMENT, "no multiboot header found");
}
@ -176,10 +181,13 @@ grub_multiboot_load (grub_file_t file, const char *filename)
case MULTIBOOT_TAG_TYPE_NETWORK:
case MULTIBOOT_TAG_TYPE_EFI_MMAP:
case MULTIBOOT_TAG_TYPE_EFI_BS:
case MULTIBOOT_TAG_TYPE_EFI32_IH:
case MULTIBOOT_TAG_TYPE_EFI64_IH:
case MULTIBOOT_TAG_TYPE_LOAD_BASE_ADDR:
break;
default:
grub_free (buffer);
grub_free (mld.buffer);
return grub_error (GRUB_ERR_UNKNOWN_OS,
"unsupported information tag: 0x%x",
request_tag->requests[i]);
@ -196,6 +204,13 @@ grub_multiboot_load (grub_file_t file, const char *filename)
entry = ((struct multiboot_header_tag_entry_address *) tag)->entry_addr;
break;
case MULTIBOOT_HEADER_TAG_ENTRY_ADDRESS_EFI64:
#if defined (GRUB_MACHINE_EFI) && defined (__x86_64__)
efi_entry_specified = 1;
efi_entry = ((struct multiboot_header_tag_entry_address *) tag)->entry_addr;
#endif
break;
case MULTIBOOT_HEADER_TAG_CONSOLE_FLAGS:
if (!(((struct multiboot_header_tag_console_flags *) tag)->console_flags
& MULTIBOOT_CONSOLE_FLAGS_EGA_TEXT_SUPPORTED))
@ -210,27 +225,50 @@ grub_multiboot_load (grub_file_t file, const char *filename)
accepted_consoles |= GRUB_MULTIBOOT_CONSOLE_FRAMEBUFFER;
break;
case MULTIBOOT_HEADER_TAG_RELOCATABLE:
mld.relocatable = 1;
rel_tag = (struct multiboot_header_tag_relocatable *) tag;
mld.min_addr = rel_tag->min_addr;
mld.max_addr = rel_tag->max_addr;
mld.align = rel_tag->align;
switch (rel_tag->preference)
{
case MULTIBOOT_LOAD_PREFERENCE_LOW:
mld.preference = GRUB_RELOCATOR_PREFERENCE_LOW;
break;
case MULTIBOOT_LOAD_PREFERENCE_HIGH:
mld.preference = GRUB_RELOCATOR_PREFERENCE_HIGH;
break;
default:
mld.preference = GRUB_RELOCATOR_PREFERENCE_NONE;
}
break;
/* GRUB always page-aligns modules. */
case MULTIBOOT_HEADER_TAG_MODULE_ALIGN:
break;
case MULTIBOOT_HEADER_TAG_EFI_BS:
#ifdef GRUB_MACHINE_EFI
keep_bs = 1;
#endif
break;
default:
if (! (tag->flags & MULTIBOOT_HEADER_TAG_OPTIONAL))
{
grub_free (buffer);
grub_free (mld.buffer);
return grub_error (GRUB_ERR_UNKNOWN_OS,
"unsupported tag: 0x%x", tag->type);
}
break;
}
if (addr_tag && !entry_specified)
if (addr_tag && !entry_specified && !(keep_bs && efi_entry_specified))
{
grub_free (buffer);
grub_free (mld.buffer);
return grub_error (GRUB_ERR_UNKNOWN_OS,
"load address tag without entry address tag");
}
@ -239,8 +277,8 @@ grub_multiboot_load (grub_file_t file, const char *filename)
{
grub_uint64_t load_addr = (addr_tag->load_addr + 1)
? addr_tag->load_addr : (addr_tag->header_addr
- ((char *) header - (char *) buffer));
int offset = ((char *) header - (char *) buffer -
- ((char *) header - (char *) mld.buffer));
int offset = ((char *) header - (char *) mld.buffer -
(addr_tag->header_addr - load_addr));
int load_size = ((addr_tag->load_end_addr == 0) ? file->size - offset :
addr_tag->load_end_addr - addr_tag->load_addr);
@ -253,27 +291,50 @@ grub_multiboot_load (grub_file_t file, const char *filename)
else
code_size = load_size;
err = grub_relocator_alloc_chunk_addr (grub_multiboot_relocator,
&ch, load_addr,
code_size);
if (mld.relocatable)
{
if (code_size > mld.max_addr || mld.min_addr > mld.max_addr - code_size)
{
grub_free (mld.buffer);
return grub_error (GRUB_ERR_BAD_OS, "invalid min/max address and/or load size");
}
err = grub_relocator_alloc_chunk_align (grub_multiboot_relocator, &ch,
mld.min_addr, mld.max_addr - code_size,
code_size, mld.align ? mld.align : 1,
mld.preference, keep_bs);
}
else
err = grub_relocator_alloc_chunk_addr (grub_multiboot_relocator,
&ch, load_addr, code_size);
if (err)
{
grub_dprintf ("multiboot_loader", "Error loading aout kludge\n");
grub_free (buffer);
grub_free (mld.buffer);
return err;
}
mld.link_base_addr = load_addr;
mld.load_base_addr = get_physical_target_address (ch);
source = get_virtual_current_address (ch);
grub_dprintf ("multiboot_loader", "link_base_addr=0x%x, load_base_addr=0x%x, "
"load_size=0x%lx, relocatable=%d\n", mld.link_base_addr,
mld.load_base_addr, (long) code_size, mld.relocatable);
if (mld.relocatable)
grub_dprintf ("multiboot_loader", "align=0x%lx, preference=0x%x, avoid_efi_boot_services=%d\n",
(long) mld.align, mld.preference, keep_bs);
if ((grub_file_seek (file, offset)) == (grub_off_t) -1)
{
grub_free (buffer);
grub_free (mld.buffer);
return grub_errno;
}
grub_file_read (file, source, load_size);
if (grub_errno)
{
grub_free (buffer);
grub_free (mld.buffer);
return grub_errno;
}
@ -283,17 +344,41 @@ grub_multiboot_load (grub_file_t file, const char *filename)
}
else
{
err = grub_multiboot_load_elf (file, filename, buffer);
mld.file = file;
mld.filename = filename;
mld.avoid_efi_boot_services = keep_bs;
err = grub_multiboot_load_elf (&mld);
if (err)
{
grub_free (buffer);
grub_free (mld.buffer);
return err;
}
}
if (entry_specified)
load_base_addr = mld.load_base_addr;
if (keep_bs && efi_entry_specified)
grub_multiboot_payload_eip = efi_entry;
else if (entry_specified)
grub_multiboot_payload_eip = entry;
if (mld.relocatable)
{
/*
* Both branches are mathematically equivalent. However, it looks
* that real life (C?) is more complicated. I am trying to avoid
* wrap around here if mld.load_base_addr < mld.link_base_addr.
* If you look at C operator precedence then everything should work.
* However, I am not 100% sure that a given compiler will not
* optimize/break this stuff. So, maybe we should use signed
* 64-bit int here.
*/
if (mld.load_base_addr >= mld.link_base_addr)
grub_multiboot_payload_eip += mld.load_base_addr - mld.link_base_addr;
else
grub_multiboot_payload_eip -= mld.link_base_addr - mld.load_base_addr;
}
if (fbtag)
err = grub_multiboot_set_console (GRUB_MULTIBOOT_CONSOLE_FRAMEBUFFER,
accepted_consoles,
@ -381,7 +466,7 @@ static grub_size_t
grub_multiboot_get_mbi_size (void)
{
#ifdef GRUB_MACHINE_EFI
if (!efi_mmap_size)
if (!keep_bs && !efi_mmap_size)
find_efi_mmap_size ();
#endif
return 2 * sizeof (grub_uint32_t) + sizeof (struct multiboot_tag)
@ -400,13 +485,16 @@ grub_multiboot_get_mbi_size (void)
+ grub_get_multiboot_mmap_count ()
* sizeof (struct multiboot_mmap_entry)), MULTIBOOT_TAG_ALIGN)
+ ALIGN_UP (sizeof (struct multiboot_tag_framebuffer), MULTIBOOT_TAG_ALIGN)
+ ALIGN_UP (sizeof (struct multiboot_tag_efi32), MULTIBOOT_TAG_ALIGN)
+ ALIGN_UP (sizeof (struct multiboot_tag_efi64), MULTIBOOT_TAG_ALIGN)
+ ALIGN_UP (sizeof (struct multiboot_tag_old_acpi)
+ sizeof (struct grub_acpi_rsdp_v10), MULTIBOOT_TAG_ALIGN)
+ ALIGN_UP (sizeof (struct multiboot_tag_load_base_addr), MULTIBOOT_TAG_ALIGN)
+ acpiv2_size ()
+ net_size ()
#ifdef GRUB_MACHINE_EFI
+ ALIGN_UP (sizeof (struct multiboot_tag_efi32), MULTIBOOT_TAG_ALIGN)
+ ALIGN_UP (sizeof (struct multiboot_tag_efi32_ih), MULTIBOOT_TAG_ALIGN)
+ ALIGN_UP (sizeof (struct multiboot_tag_efi64), MULTIBOOT_TAG_ALIGN)
+ ALIGN_UP (sizeof (struct multiboot_tag_efi64_ih), MULTIBOOT_TAG_ALIGN)
+ ALIGN_UP (sizeof (struct multiboot_tag_efi_mmap)
+ efi_mmap_size, MULTIBOOT_TAG_ALIGN)
#endif
@ -424,6 +512,7 @@ grub_fill_multiboot_mmap_iter (grub_uint64_t addr, grub_uint64_t size,
(*mmap_entry)->addr = addr;
(*mmap_entry)->len = size;
(*mmap_entry)->type = type;
(*mmap_entry)->zero = 0;
(*mmap_entry)++;
return 0;
@ -681,6 +770,15 @@ grub_multiboot_make_mbi (grub_uint32_t *target)
% sizeof (grub_properly_aligned_t) == 0);
ptrorig += (2 * sizeof (grub_uint32_t)) / sizeof (grub_properly_aligned_t);
{
struct multiboot_tag_load_base_addr *tag = (struct multiboot_tag_load_base_addr *) ptrorig;
tag->type = MULTIBOOT_TAG_TYPE_LOAD_BASE_ADDR;
tag->size = sizeof (struct multiboot_tag_load_base_addr);
tag->load_base_addr = load_base_addr;
ptrorig += ALIGN_UP (tag->size, MULTIBOOT_TAG_ALIGN)
/ sizeof (grub_properly_aligned_t);
}
{
struct multiboot_tag_string *tag = (struct multiboot_tag_string *) ptrorig;
tag->type = MULTIBOOT_TAG_TYPE_CMDLINE;
@ -743,12 +841,13 @@ grub_multiboot_make_mbi (grub_uint32_t *target)
}
}
{
struct multiboot_tag_mmap *tag = (struct multiboot_tag_mmap *) ptrorig;
grub_fill_multiboot_mmap (tag);
ptrorig += ALIGN_UP (tag->size, MULTIBOOT_TAG_ALIGN)
/ sizeof (grub_properly_aligned_t);
}
if (!keep_bs)
{
struct multiboot_tag_mmap *tag = (struct multiboot_tag_mmap *) ptrorig;
grub_fill_multiboot_mmap (tag);
ptrorig += ALIGN_UP (tag->size, MULTIBOOT_TAG_ALIGN)
/ sizeof (grub_properly_aligned_t);
}
{
struct multiboot_tag_elf_sections *tag
@ -764,18 +863,19 @@ grub_multiboot_make_mbi (grub_uint32_t *target)
/ sizeof (grub_properly_aligned_t);
}
{
struct multiboot_tag_basic_meminfo *tag
= (struct multiboot_tag_basic_meminfo *) ptrorig;
tag->type = MULTIBOOT_TAG_TYPE_BASIC_MEMINFO;
tag->size = sizeof (struct multiboot_tag_basic_meminfo);
if (!keep_bs)
{
struct multiboot_tag_basic_meminfo *tag
= (struct multiboot_tag_basic_meminfo *) ptrorig;
tag->type = MULTIBOOT_TAG_TYPE_BASIC_MEMINFO;
tag->size = sizeof (struct multiboot_tag_basic_meminfo);
/* Convert from bytes to kilobytes. */
tag->mem_lower = grub_mmap_get_lower () / 1024;
tag->mem_upper = grub_mmap_get_upper () / 1024;
ptrorig += ALIGN_UP (tag->size, MULTIBOOT_TAG_ALIGN)
/ sizeof (grub_properly_aligned_t);
}
/* Convert from bytes to kilobytes. */
tag->mem_lower = grub_mmap_get_lower () / 1024;
tag->mem_upper = grub_mmap_get_upper () / 1024;
ptrorig += ALIGN_UP (tag->size, MULTIBOOT_TAG_ALIGN)
/ sizeof (grub_properly_aligned_t);
}
{
struct grub_net_network_level_interface *net;
@ -874,36 +974,57 @@ grub_multiboot_make_mbi (grub_uint32_t *target)
grub_efi_uintn_t efi_desc_size;
grub_efi_uint32_t efi_desc_version;
tag->type = MULTIBOOT_TAG_TYPE_EFI_MMAP;
tag->size = sizeof (*tag) + efi_mmap_size;
if (!keep_bs)
err = grub_efi_finish_boot_services (&efi_mmap_size, tag->efi_mmap, NULL,
&efi_desc_size, &efi_desc_version);
else
{
if (grub_efi_get_memory_map (&efi_mmap_size, (void *) tag->efi_mmap,
NULL,
&efi_desc_size, &efi_desc_version) <= 0)
err = grub_error (GRUB_ERR_IO, "couldn't retrieve memory map");
}
if (err)
return err;
tag->descr_size = efi_desc_size;
tag->descr_vers = efi_desc_version;
tag->size = sizeof (*tag) + efi_mmap_size;
tag->type = MULTIBOOT_TAG_TYPE_EFI_MMAP;
tag->size = sizeof (*tag) + efi_mmap_size;
ptrorig += ALIGN_UP (tag->size, MULTIBOOT_TAG_ALIGN)
/ sizeof (grub_properly_aligned_t);
err = grub_efi_finish_boot_services (&efi_mmap_size, tag->efi_mmap, NULL,
&efi_desc_size, &efi_desc_version);
if (err)
return err;
tag->descr_size = efi_desc_size;
tag->descr_vers = efi_desc_version;
tag->size = sizeof (*tag) + efi_mmap_size;
ptrorig += ALIGN_UP (tag->size, MULTIBOOT_TAG_ALIGN)
/ sizeof (grub_properly_aligned_t);
}
}
if (keep_bs)
{
struct multiboot_tag *tag = (struct multiboot_tag *) ptrorig;
tag->type = MULTIBOOT_TAG_TYPE_EFI_BS;
tag->size = sizeof (struct multiboot_tag);
ptrorig += ALIGN_UP (tag->size, MULTIBOOT_TAG_ALIGN)
/ sizeof (grub_properly_aligned_t);
{
struct multiboot_tag *tag = (struct multiboot_tag *) ptrorig;
tag->type = MULTIBOOT_TAG_TYPE_EFI_BS;
tag->size = sizeof (struct multiboot_tag);
ptrorig += ALIGN_UP (tag->size, MULTIBOOT_TAG_ALIGN)
/ sizeof (grub_properly_aligned_t);
}
#ifdef __i386__
{
struct multiboot_tag_efi32_ih *tag = (struct multiboot_tag_efi32_ih *) ptrorig;
tag->type = MULTIBOOT_TAG_TYPE_EFI32_IH;
tag->size = sizeof (struct multiboot_tag_efi32_ih);
tag->pointer = (grub_addr_t) grub_efi_image_handle;
ptrorig += ALIGN_UP (tag->size, MULTIBOOT_TAG_ALIGN)
/ sizeof (grub_properly_aligned_t);
}
#endif
#ifdef __x86_64__
{
struct multiboot_tag_efi64_ih *tag = (struct multiboot_tag_efi64_ih *) ptrorig;
tag->type = MULTIBOOT_TAG_TYPE_EFI64_IH;
tag->size = sizeof (struct multiboot_tag_efi64_ih);
tag->pointer = (grub_addr_t) grub_efi_image_handle;
ptrorig += ALIGN_UP (tag->size, MULTIBOOT_TAG_ALIGN)
/ sizeof (grub_properly_aligned_t);
}
#endif
}
#endif

38
grub-core/loader/sparc64/ieee1275/linux.c
View file

@ -140,17 +140,17 @@ grub_linux_boot (void)
grub_dprintf ("loader", "Jumping to Linux...\n");
/* Boot the kernel. */
asm volatile ("sethi %hi(grub_ieee1275_entry_fn), %o1\n"
"ldx [%o1 + %lo(grub_ieee1275_entry_fn)], %o4\n"
"sethi %hi(grub_ieee1275_original_stack), %o1\n"
"ldx [%o1 + %lo(grub_ieee1275_original_stack)], %o6\n"
"sethi %hi(linux_addr), %o1\n"
"ldx [%o1 + %lo(linux_addr)], %o5\n"
"mov %g0, %o0\n"
"mov %g0, %o2\n"
"mov %g0, %o3\n"
"jmp %o5\n"
"mov %g0, %o1\n");
asm volatile ("ldx %0, %%o4\n"
"ldx %1, %%o6\n"
"ldx %2, %%o5\n"
"mov %%g0, %%o0\n"
"mov %%g0, %%o2\n"
"mov %%g0, %%o3\n"
"jmp %%o5\n"
"mov %%g0, %%o1\n": :
"m"(grub_ieee1275_entry_fn),
"m"(grub_ieee1275_original_stack),
"m"(linux_addr));
return GRUB_ERR_NONE;
}
@ -203,20 +203,20 @@ alloc_phys_choose (grub_uint64_t addr, grub_uint64_t len,
if (addr + ctx->size >= end)
return 0;
if (addr >= grub_phys_start && addr < grub_phys_end)
{
addr = ALIGN_UP (grub_phys_end, FOUR_MB);
if (addr + ctx->size >= end)
return 0;
}
if ((addr + ctx->size) >= grub_phys_start
&& (addr + ctx->size) < grub_phys_end)
/* OBP available region contains grub. Start at grub_phys_end. */
/* grub_phys_start does not start at the beginning of the memory region */
if ((grub_phys_start >= addr && grub_phys_end < end) ||
(addr > grub_phys_start && addr < grub_phys_end))
{
addr = ALIGN_UP (grub_phys_end, FOUR_MB);
if (addr + ctx->size >= end)
return 0;
}
grub_dprintf("loader",
"addr = 0x%lx grub_phys_start = 0x%lx grub_phys_end = 0x%lx\n",
addr, grub_phys_start, grub_phys_end);
if (loaded)
{
grub_addr_t linux_end = ALIGN_UP (linux_paddr + linux_size, FOUR_MB);