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Replace grub_module_iterate with FOR_MODULES.

Browse source 
* grub-core/disk/memdisk.c (GRUB_MOD_INIT): Switched to new interface.
	* grub-core/kern/efi/efi.c (grub_arch_modules_addr): Renamed to...
	(grub_efi_modules_addr): ...this.
	* grub-core/kern/efi/init.c (grub_modbase): New variable.
	(grub_efi_init): Set grub_modbase.
	* grub-core/kern/emu/main.c (grub_arch_modules_addr): Removed.
	(grub_modbase): New variable.
	* grub-core/kern/i386/coreboot/init.c (grub_arch_modules_addr): Removed.
	(grub_modbase): New variable.
	(grub_machine_init): Set grub_modbase.
	* grub-core/kern/i386/pc/init.c (grub_arch_modules_addr): Removed.
	(grub_modbase): New variable.
	(grub_machine_init): Set grub_modbase.
	* grub-core/kern/ieee1275/init.c (grub_arch_modules_addr): Removed.
	(grub_modbase): New variable.
	(grub_machine_init): Set grub_modbase.
	* grub-core/kern/main.c (grub_module_iterate): Remove.
	(grub_modules_get_end): Use grub_modbase.
	(grub_load_modules): Use FOR_MODULES.
	(grub_load_config): Likewise.
	* grub-core/kern/mips/arc/init.c (grub_arch_modules_addr): Removed.
	(grub_modbase): New variable.
	(grub_machine_init): Set grub_modbase.
	* grub-core/kern/mips/loongson/init.c (grub_arch_modules_addr): Removed.
	(grub_modbase): New variable.
	(grub_machine_init): Set grub_modbase.
	* grub-core/kern/mips/qemu_mips/init.c (grub_arch_modules_addr):
	Removed.
	(grub_modbase): New variable.
	(grub_machine_init): Set grub_modbase.
	* include/grub/efi/efi.h (grub_efi_modules_addr): New declaration.
	* include/grub/kernel.h (grub_arch_modules_addr): Removed.
	(grub_module_iterate): Likewise.
	(grub_modbase): New variable declaration.
	(FOR_MODULES): New macro.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2011-10-16 15:23:29 +02:00
parent 2afb7f6cbf
commit 39705fadd7
14 changed files with 117 additions and 126 deletions
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40
ChangeLog
View file

@ -1,3 +1,43 @@
2011-10-16 Vladimir Serbinenko <phcoder@gmail.com>
Replace grub_module_iterate with FOR_MODULES.
* grub-core/disk/memdisk.c (GRUB_MOD_INIT): Switched to new interface.
* grub-core/kern/efi/efi.c (grub_arch_modules_addr): Renamed to...
(grub_efi_modules_addr): ...this.
* grub-core/kern/efi/init.c (grub_modbase): New variable.
(grub_efi_init): Set grub_modbase.
* grub-core/kern/emu/main.c (grub_arch_modules_addr): Removed.
(grub_modbase): New variable.
* grub-core/kern/i386/coreboot/init.c (grub_arch_modules_addr): Removed.
(grub_modbase): New variable.
(grub_machine_init): Set grub_modbase.
* grub-core/kern/i386/pc/init.c (grub_arch_modules_addr): Removed.
(grub_modbase): New variable.
(grub_machine_init): Set grub_modbase.
* grub-core/kern/ieee1275/init.c (grub_arch_modules_addr): Removed.
(grub_modbase): New variable.
(grub_machine_init): Set grub_modbase.
* grub-core/kern/main.c (grub_module_iterate): Remove.
(grub_modules_get_end): Use grub_modbase.
(grub_load_modules): Use FOR_MODULES.
(grub_load_config): Likewise.
* grub-core/kern/mips/arc/init.c (grub_arch_modules_addr): Removed.
(grub_modbase): New variable.
(grub_machine_init): Set grub_modbase.
* grub-core/kern/mips/loongson/init.c (grub_arch_modules_addr): Removed.
(grub_modbase): New variable.
(grub_machine_init): Set grub_modbase.
* grub-core/kern/mips/qemu_mips/init.c (grub_arch_modules_addr):
Removed.
(grub_modbase): New variable.
(grub_machine_init): Set grub_modbase.
* include/grub/efi/efi.h (grub_efi_modules_addr): New declaration.
* include/grub/kernel.h (grub_arch_modules_addr): Removed.
(grub_module_iterate): Likewise.
(grub_modbase): New variable declaration.
(FOR_MODULES): New macro.
2011-10-16 Vladimir Serbinenko <phcoder@gmail.com>
* configure.ac: Check for __ctzdi2 and __ctzsi2.

34
grub-core/disk/memdisk.c
View file

@ -86,30 +86,24 @@ static struct grub_disk_dev grub_memdisk_dev =
GRUB_MOD_INIT(memdisk)
{
auto int hook (struct grub_module_header *);
int hook (struct grub_module_header *header)
{
if (header->type == OBJ_TYPE_MEMDISK)
{
char *memdisk_orig_addr;
memdisk_orig_addr = (char *) header + sizeof (struct grub_module_header);
struct grub_module_header *header;
FOR_MODULES (header)
if (header->type == OBJ_TYPE_MEMDISK)
{
char *memdisk_orig_addr;
memdisk_orig_addr = (char *) header + sizeof (struct grub_module_header);
grub_dprintf ("memdisk", "Found memdisk image at %p\n", memdisk_orig_addr);
grub_dprintf ("memdisk", "Found memdisk image at %p\n", memdisk_orig_addr);
memdisk_size = header->size - sizeof (struct grub_module_header);
memdisk_addr = grub_malloc (memdisk_size);
memdisk_size = header->size - sizeof (struct grub_module_header);
memdisk_addr = grub_malloc (memdisk_size);
grub_dprintf ("memdisk", "Copying memdisk image to dynamic memory\n");
grub_memmove (memdisk_addr, memdisk_orig_addr, memdisk_size);
grub_dprintf ("memdisk", "Copying memdisk image to dynamic memory\n");
grub_memmove (memdisk_addr, memdisk_orig_addr, memdisk_size);
grub_disk_dev_register (&grub_memdisk_dev);
return 1;
}
return 0;
}
grub_module_iterate (hook);
grub_disk_dev_register (&grub_memdisk_dev);
break;
}
}
GRUB_MOD_FINI(memdisk)

2
grub-core/kern/efi/efi.c
View file

@ -218,7 +218,7 @@ grub_get_rtc (void)
/* Search the mods section from the PE32/PE32+ image. This code uses
a PE32 header, but should work with PE32+ as well. */
grub_addr_t
grub_arch_modules_addr (void)
grub_efi_modules_addr (void)
{
grub_efi_loaded_image_t *image;
struct grub_pe32_header *header;

3
grub-core/kern/efi/init.c
View file

@ -26,9 +26,12 @@
#include <grub/mm.h>
#include <grub/kernel.h>
grub_addr_t grub_modbase;
void
grub_efi_init (void)
{
grub_modbase = grub_efi_modules_addr ();
/* First of all, initialize the console so that GRUB can display
messages. */
grub_console_init ();

6
grub-core/kern/emu/main.c
View file

@ -53,11 +53,7 @@ static char *root_dev = NULL, *dir = NULL;
int grub_no_autoload;
grub_addr_t
grub_arch_modules_addr (void)
{
return 0;
}
grub_addr_t grub_modbase = 0;
void
grub_reboot (void)

19
grub-core/kern/i386/coreboot/init.c
View file

@ -56,10 +56,18 @@ grub_exit (void)
grub_cpu_idle ();
}
#ifdef GRUB_MACHINE_QEMU
grub_addr_t grub_modbase;
#else
grub_addr_t grub_modbase = ALIGN_UP((grub_addr_t) _end, GRUB_KERNEL_MACHINE_MOD_ALIGN);
#endif
void
grub_machine_init (void)
{
#ifdef GRUB_MACHINE_QEMU
grub_modbase = grub_core_entry_addr + grub_kernel_image_size;
grub_qemu_init_cirrus ();
#endif
/* Initialize the console as early as possible. */
@ -118,14 +126,3 @@ grub_machine_fini (void)
grub_vga_text_fini ();
grub_stop_floppy ();
}
/* Return the end of the core image. */
grub_addr_t
grub_arch_modules_addr (void)
{
#ifdef GRUB_MACHINE_QEMU
return grub_core_entry_addr + grub_kernel_image_size;
#else
return ALIGN_UP((grub_addr_t) _end, GRUB_KERNEL_MACHINE_MOD_ALIGN);
#endif
}

13
grub-core/kern/i386/pc/init.c
View file

@ -129,6 +129,8 @@ compact_mem_regions (void)
}
}
grub_addr_t grub_modbase;
void
grub_machine_init (void)
{
@ -137,6 +139,9 @@ grub_machine_init (void)
int grub_lower_mem;
#endif
grub_modbase = GRUB_MEMORY_MACHINE_DECOMPRESSION_ADDR
+ (grub_kernel_image_size - GRUB_KERNEL_MACHINE_RAW_SIZE);
/* Initialize the console as early as possible. */
grub_console_init ();
@ -206,11 +211,3 @@ grub_machine_fini (void)
grub_console_fini ();
grub_stop_floppy ();
}
/* Return the end of the core image. */
grub_addr_t
grub_arch_modules_addr (void)
{
return GRUB_MEMORY_MACHINE_DECOMPRESSION_ADDR
+ (grub_kernel_image_size - GRUB_KERNEL_MACHINE_RAW_SIZE);
}

11
grub-core/kern/ieee1275/init.c
View file

@ -256,9 +256,14 @@ grub_parse_cmdline (void)
static grub_uint64_t ieee1275_get_time_ms (void);
grub_addr_t grub_modbase;
void
grub_machine_init (void)
{
grub_modbase = ALIGN_UP((grub_addr_t) _end
+ GRUB_KERNEL_MACHINE_MOD_GAP,
GRUB_KERNEL_MACHINE_MOD_ALIGN);
grub_ieee1275_init ();
grub_console_init_early ();
@ -293,9 +298,3 @@ grub_get_rtc (void)
{
return ieee1275_get_time_ms ();
}
grub_addr_t
grub_arch_modules_addr (void)
{
return ALIGN_UP((grub_addr_t) _end + GRUB_KERNEL_MACHINE_MOD_GAP, GRUB_KERNEL_MACHINE_MOD_ALIGN);
}

83
grub-core/kern/main.c
View file

@ -30,45 +30,20 @@
#include <grub/reader.h>
#include <grub/parser.h>
void
grub_module_iterate (int (*hook) (struct grub_module_header *header))
{
struct grub_module_info *modinfo;
struct grub_module_header *header;
grub_addr_t modbase;
modbase = grub_arch_modules_addr ();
modinfo = (struct grub_module_info *) modbase;
/* Check if there are any modules. */
if ((modinfo == 0) || modinfo->magic != GRUB_MODULE_MAGIC)
return;
for (header = (struct grub_module_header *) (modbase + modinfo->offset);
header < (struct grub_module_header *) (modbase + modinfo->size);
header = (struct grub_module_header *) ((char *) header + header->size))
{
if (hook (header))
break;
}
}
/* This is actualy platform-independant but used only on loongson and sparc. */
#if defined (GRUB_MACHINE_MIPS_LOONGSON) || defined (GRUB_MACHINE_MIPS_QEMU_MIPS) || defined (GRUB_MACHINE_SPARC64)
grub_addr_t
grub_modules_get_end (void)
{
struct grub_module_info *modinfo;
grub_addr_t modbase;
modbase = grub_arch_modules_addr ();
modinfo = (struct grub_module_info *) modbase;
modinfo = (struct grub_module_info *) grub_modbase;
/* Check if there are any modules. */
if ((modinfo == 0) || modinfo->magic != GRUB_MODULE_MAGIC)
return modbase;
return grub_modbase;
return modbase + modinfo->size;
return grub_modbase + modinfo->size;
}
#endif
@ -76,42 +51,36 @@ grub_modules_get_end (void)
static void
grub_load_modules (void)
{
auto int hook (struct grub_module_header *);
int hook (struct grub_module_header *header)
{
/* Not an ELF module, skip. */
if (header->type != OBJ_TYPE_ELF)
return 0;
struct grub_module_header *header;
FOR_MODULES (header)
{
/* Not an ELF module, skip. */
if (header->type != OBJ_TYPE_ELF)
continue;
if (! grub_dl_load_core ((char *) header + sizeof (struct grub_module_header),
(header->size - sizeof (struct grub_module_header))))
grub_fatal ("%s", grub_errmsg);
if (! grub_dl_load_core ((char *) header + sizeof (struct grub_module_header),
(header->size - sizeof (struct grub_module_header))))
grub_fatal ("%s", grub_errmsg);
if (grub_errno)
grub_print_error ();
return 0;
}
grub_module_iterate (hook);
if (grub_errno)
grub_print_error ();
}
}
static void
grub_load_config (void)
{
auto int hook (struct grub_module_header *);
int hook (struct grub_module_header *header)
{
/* Not an embedded config, skip. */
if (header->type != OBJ_TYPE_CONFIG)
return 0;
grub_parser_execute ((char *) header +
sizeof (struct grub_module_header));
return 1;
}
grub_module_iterate (hook);
struct grub_module_header *header;
FOR_MODULES (header)
{
/* Not an embedded config, skip. */
if (header->type != OBJ_TYPE_CONFIG)
continue;
grub_parser_execute ((char *) header +
sizeof (struct grub_module_header));
break;
}
}
/* Write hook for the environment variables of root. Remove surrounding

8
grub-core/kern/mips/arc/init.c
View file

@ -125,12 +125,14 @@ grub_machine_mmap_iterate (grub_memory_hook_t hook)
}
extern grub_uint32_t grub_total_modules_size;
grub_addr_t grub_modbase;
void
grub_machine_init (void)
{
struct grub_arc_memory_descriptor *cur = NULL;
grub_modbase = GRUB_KERNEL_MIPS_ARC_LINK_ADDR - grub_total_modules_size;
grub_console_init_early ();
/* FIXME: measure this. */
@ -164,12 +166,6 @@ grub_machine_init (void)
grub_arcdisk_init ();
}
grub_addr_t
grub_arch_modules_addr (void)
{
return GRUB_KERNEL_MIPS_ARC_LINK_ADDR - grub_total_modules_size;
}
void
grub_machine_fini (void)
{

6
grub-core/kern/mips/loongson/init.c
View file

@ -298,9 +298,5 @@ grub_reboot (void)
}
extern char _end[];
grub_addr_t grub_modbase = (grub_addr_t) _end;
grub_addr_t
grub_arch_modules_addr (void)
{
return (grub_addr_t) _end;
}

6
grub-core/kern/mips/qemu_mips/init.c
View file

@ -113,9 +113,5 @@ grub_machine_mmap_iterate (grub_memory_hook_t hook)
}
extern char _end[];
grub_addr_t grub_modbase = (grub_addr_t) _end;
grub_addr_t
grub_arch_modules_addr (void)
{
return (grub_addr_t) _end;
}

2
include/grub/efi/efi.h
View file

@ -70,6 +70,8 @@ extern void (*EXPORT_VAR(grub_efi_net_config)) (grub_efi_handle_t hnd,
char **device,
char **path);
grub_addr_t grub_efi_modules_addr (void);
void grub_efi_mm_init (void);
void grub_efi_mm_fini (void);
void grub_efi_init (void);

10
include/grub/kernel.h
View file

@ -68,9 +68,15 @@ struct grub_module_info64
#define grub_module_info grub_module_info32
#endif
extern grub_addr_t grub_arch_modules_addr (void);
extern grub_addr_t EXPORT_VAR (grub_modbase);
extern void EXPORT_FUNC(grub_module_iterate) (int (*hook) (struct grub_module_header *));
#define FOR_MODULES(var) for (\
var = grub_modbase ? (struct grub_module_header *) \
(grub_modbase + (((struct grub_module_info *) grub_modbase)->offset)) : 0;\
var && (grub_addr_t) var \
< (grub_modbase + (((struct grub_module_info *) grub_modbase)->size)); \
var = (struct grub_module_header *) \
((char *) var + ((struct grub_module_header *) var)->size))
grub_addr_t grub_modules_get_end (void);