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Implementation of ACPI parts

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-09-21 08:37:50 +02:00
parent 9dbbe5e858
commit 4519e259a1
2 changed files with 46 additions and 0 deletions
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2
grub-core/loader/multiboot.c
View file

@ -22,6 +22,8 @@
* need to be implemented:
* - drives table
* - ROM configuration table
* - SMBIOS tables
* - Networking information
*/
#include <grub/loader.h>

44
grub-core/loader/multiboot_mbi2.c
View file

@ -32,6 +32,7 @@
#include <grub/misc.h>
#include <grub/env.h>
#include <grub/video.h>
#include <grub/acpi.h>
#if defined (GRUB_MACHINE_PCBIOS) || defined (GRUB_MACHINE_COREBOOT) || defined (GRUB_MACHINE_MULTIBOOT) || defined (GRUB_MACHINE_QEMU)
#include <grub/i386/pc/vbe.h>
@ -144,6 +145,8 @@ grub_multiboot_load (grub_file_t file)
case MULTIBOOT_TAG_TYPE_APM:
case MULTIBOOT_TAG_TYPE_EFI32:
case MULTIBOOT_TAG_TYPE_EFI64:
case MULTIBOOT_TAG_TYPE_ACPI_OLD:
case MULTIBOOT_TAG_TYPE_ACPI_NEW:
break;
default:
@ -267,6 +270,18 @@ grub_multiboot_load (grub_file_t file)
return err;
}
static grub_size_t
acpiv2_size (void)
{
struct grub_acpi_rsdp_v20 *p = grub_acpi_get_rsdpv2 ();
if (!p)
return 0;
return ALIGN_UP (sizeof (struct multiboot_tag_old_acpi)
+ p->length, MULTIBOOT_TAG_ALIGN);
}
static grub_size_t
grub_multiboot_get_mbi_size (void)
{
@ -287,6 +302,9 @@ grub_multiboot_get_mbi_size (void)
+ 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)
+ acpiv2_size ()
+ sizeof (struct multiboot_tag_vbe) + MULTIBOOT_TAG_ALIGN - 1
+ sizeof (struct multiboot_tag_apm) + MULTIBOOT_TAG_ALIGN - 1;
}
@ -699,6 +717,32 @@ grub_multiboot_make_mbi (grub_uint32_t *target)
}
#endif
{
struct multiboot_tag_old_acpi *tag = (struct multiboot_tag_old_acpi *)
ptrorig;
struct grub_acpi_rsdp_v10 *a = grub_acpi_get_rsdpv1 ();
if (a)
{
tag->type = MULTIBOOT_TAG_TYPE_ACPI_OLD;
tag->size = sizeof (*tag) + sizeof (*a);
grub_memcpy (tag->rsdp, a, sizeof (*a));
ptrorig += ALIGN_UP (tag->size, MULTIBOOT_TAG_ALIGN);
}
}
{
struct multiboot_tag_new_acpi *tag = (struct multiboot_tag_new_acpi *)
ptrorig;
struct grub_acpi_rsdp_v20 *a = grub_acpi_get_rsdpv2 ();
if (a)
{
tag->type = MULTIBOOT_TAG_TYPE_ACPI_NEW;
tag->size = sizeof (*tag) + a->length;
grub_memcpy (tag->rsdp, a, a->length);
ptrorig += ALIGN_UP (tag->size, MULTIBOOT_TAG_ALIGN);
}
}
{
struct multiboot_tag *tag = (struct multiboot_tag *) ptrorig;
tag->type = MULTIBOOT_TAG_TYPE_END;