vbatts/grub
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Use LBIO on coreboot.

Browse source 
* conf/i386-coreboot.rmk (kernel_img_SOURCES): Change
	kern/i386/multiboot_mmap.c to kern/i386/coreboot/mmap.c.
	* include/grub/i386/coreboot/memory.h (GRUB_LINUXBIOS_MEMBER_LINK):
	New declaration.
	* kern/i386/coreboot/init.c (grub_machine_init): Don't call
	grub_machine_mmap_init on coreboot.
	* kern/i386/coreboot/mmap.c (grub_linuxbios_table_iterate): Handle
	GRUB_LINUXBIOS_MEMBER_LINK.
	(grub_machine_mmap_iterate): Fix declaration.
	* kern/i386/coreboot/startup.S: Don't save mbi location on coreboot.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-05-01 14:32:48 +02:00
parent 7210dca942
commit 7819a4562f
6 changed files with 36 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

15
ChangeLog
View file

@ -1,3 +1,18 @@
2010-05-01 Vladimir Serbinenko <phcoder@gmail.com>
Use LBIO on coreboot.
* conf/i386-coreboot.rmk (kernel_img_SOURCES): Change
kern/i386/multiboot_mmap.c to kern/i386/coreboot/mmap.c.
* include/grub/i386/coreboot/memory.h (GRUB_LINUXBIOS_MEMBER_LINK):
New declaration.
* kern/i386/coreboot/init.c (grub_machine_init): Don't call
grub_machine_mmap_init on coreboot.
* kern/i386/coreboot/mmap.c (grub_linuxbios_table_iterate): Handle
GRUB_LINUXBIOS_MEMBER_LINK.
(grub_machine_mmap_iterate): Fix declaration.
* kern/i386/coreboot/startup.S: Don't save mbi location on coreboot.
2010-05-01 Vladimir Serbinenko <phcoder@gmail.com>
Split coreboot and multiboot ports.

2
conf/i386-coreboot.rmk
View file

@ -10,7 +10,7 @@ pkglib_PROGRAMS += kernel.img
kernel_img_SOURCES = kern/i386/coreboot/startup.S \
kern/i386/misc.S \
kern/i386/coreboot/init.c \
kern/i386/multiboot_mmap.c \
kern/i386/coreboot/mmap.c \
kern/i386/halt.c \
kern/main.c kern/device.c \
kern/disk.c kern/dl.c kern/file.c kern/fs.c kern/err.c \

5
include/grub/i386/coreboot/memory.h
View file

@ -44,8 +44,9 @@ typedef struct grub_linuxbios_table_header *grub_linuxbios_table_header_t;
struct grub_linuxbios_table_item
{
#define GRUB_LINUXBIOS_MEMBER_UNUSED 0
#define GRUB_LINUXBIOS_MEMBER_MEMORY 1
#define GRUB_LINUXBIOS_MEMBER_UNUSED 0x00
#define GRUB_LINUXBIOS_MEMBER_MEMORY 0x01
#define GRUB_LINUXBIOS_MEMBER_LINK 0x11
grub_uint32_t tag;
grub_uint32_t size;
};

2
kern/i386/coreboot/init.c
View file

@ -117,7 +117,9 @@ grub_machine_init (void)
return 0;
}
#ifdef GRUB_MACHINE_MULTIBOOT
grub_machine_mmap_init ();
#endif
grub_machine_mmap_iterate (heap_init);
grub_tsc_init ();

16
kern/i386/coreboot/mmap.c
View file

@ -57,13 +57,23 @@ signature_found:
(long) table_header->size);
for (; table_item->size;
table_item = (grub_linuxbios_table_item_t) ((long) table_item + (long) table_item->size))
if (hook (table_item))
return 1;
{
if (table_item->tag == GRUB_LINUXBIOS_MEMBER_LINK
&& check_signature ((grub_linuxbios_table_header_t) (grub_addr_t)
*(grub_uint64_t *) (table_item + 1)))
{
table_header = (grub_linuxbios_table_header_t) (grub_addr_t)
*(grub_uint64_t *) (table_item + 1);
goto signature_found;
}
if (hook (table_item))
return 1;
}
return 0;
}
void
grub_err_t
grub_machine_mmap_iterate (int NESTED_FUNC_ATTR (*hook) (grub_uint64_t, grub_uint64_t, grub_uint32_t))
{
mem_region_t mem_region;

2
kern/i386/coreboot/startup.S
View file

@ -66,10 +66,12 @@ multiboot_header:
.long -0x1BADB002 - MULTIBOOT_MEMORY_INFO
codestart:
#ifdef GRUB_MACHINE_MULTIBOOT
cmpl $MULTIBOOT_BOOTLOADER_MAGIC, %eax
jne 0f
movl %ebx, EXT_C(startup_multiboot_info)
0:
#endif
/* initialize the stack */
movl $GRUB_MEMORY_MACHINE_PROT_STACK, %esp