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2009-08-25 Vladimir Serbinenko <phcoder@gmail.com>

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NetBSD memory map support.

	* include/grub/i386/bsd.h (NETBSD_BTINFO_MEMMAP): New definition.
	(grub_netbsd_btinfo_mmap_header): New structure.
	(grub_netbsd_btinfo_mmap_entry): Likewise.
	* loader/i386/bsd.c (grub_netbsd_boot): Pass memory map.
This commit is contained in:
phcoder 2009-08-26 00:32:57 +00:00
parent 1ae2078cd8
commit 552bf6c568
3 changed files with 91 additions and 7 deletions
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9
ChangeLog
View file

@ -1,3 +1,12 @@
2009-08-25 Vladimir Serbinenko <phcoder@gmail.com>
NetBSD memory map support.
* include/grub/i386/bsd.h (NETBSD_BTINFO_MEMMAP): New definition.
(grub_netbsd_btinfo_mmap_header): New structure.
(grub_netbsd_btinfo_mmap_entry): Likewise.
* loader/i386/bsd.c (grub_netbsd_boot): Pass memory map.
2009-08-25 Vladimir Serbinenko <phcoder@gmail.com>
Enable bsd.mod on coreboot.

18
include/grub/i386/bsd.h
View file

@ -203,6 +203,7 @@ struct grub_netbsd_bootinfo
#define NETBSD_BTINFO_BOOTPATH 0
#define NETBSD_BTINFO_ROOTDEVICE 1
#define NETBSD_BTINFO_BOOTDISK 3
#define NETBSD_BTINFO_MEMMAP 9
struct grub_netbsd_btinfo_common
{
@ -210,6 +211,23 @@ struct grub_netbsd_btinfo_common
int type;
};
struct grub_netbsd_btinfo_mmap_header
{
struct grub_netbsd_btinfo_common common;
grub_uint32_t count;
};
struct grub_netbsd_btinfo_mmap_entry
{
grub_uint64_t addr;
grub_uint64_t len;
#define NETBSD_MMAP_AVAILABLE 1
#define NETBSD_MMAP_RESERVED 2
#define NETBSD_MMAP_ACPI 3
#define NETBSD_MMAP_NVS 4
grub_uint32_t type;
};
struct grub_netbsd_btinfo_bootpath
{
struct grub_netbsd_btinfo_common common;

71
loader/i386/bsd.c
View file

@ -630,30 +630,87 @@ static grub_err_t
grub_netbsd_boot (void)
{
struct grub_netbsd_bootinfo *bootinfo;
int count = 0;
struct grub_netbsd_btinfo_mmap_header *mmap;
struct grub_netbsd_btinfo_mmap_entry *pm;
void *curarg;
auto int NESTED_FUNC_ATTR count_hook (grub_uint64_t, grub_uint64_t, grub_uint32_t);
int NESTED_FUNC_ATTR count_hook (grub_uint64_t addr __attribute__ ((unused)),
grub_uint64_t size __attribute__ ((unused)),
grub_uint32_t type __attribute__ ((unused)))
{
count++;
return 0;
}
auto int NESTED_FUNC_ATTR fill_hook (grub_uint64_t, grub_uint64_t, grub_uint32_t);
int NESTED_FUNC_ATTR fill_hook (grub_uint64_t addr, grub_uint64_t size, grub_uint32_t type)
{
pm->addr = addr;
pm->len = size;
switch (type)
{
case GRUB_MACHINE_MEMORY_AVAILABLE:
pm->type = NETBSD_MMAP_AVAILABLE;
break;
case GRUB_MACHINE_MEMORY_ACPI:
pm->type = NETBSD_MMAP_ACPI;
break;
case GRUB_MACHINE_MEMORY_NVS:
pm->type = NETBSD_MMAP_NVS;
break;
default:
pm->type = NETBSD_MMAP_RESERVED;
break;
}
pm++;
return 0;
}
grub_mmap_iterate (count_hook);
if (kern_end + sizeof (struct grub_netbsd_btinfo_rootdevice)
+ sizeof (struct grub_netbsd_bootinfo) > grub_os_area_addr
+ grub_os_area_size)
+ sizeof (struct grub_netbsd_bootinfo)
+ sizeof (struct grub_netbsd_btinfo_mmap_header)
+ count * sizeof (struct grub_netbsd_btinfo_mmap_entry)
> grub_os_area_addr + grub_os_area_size)
return grub_error (GRUB_ERR_OUT_OF_MEMORY, "No memory for boot info.");
curarg = mmap = (struct grub_netbsd_btinfo_mmap_header *) kern_end;
pm = (struct grub_netbsd_btinfo_mmap_entry *) (mmap + 1);
grub_mmap_iterate (fill_hook);
mmap->common.type = NETBSD_BTINFO_MEMMAP;
mmap->common.len = (char *) pm - (char *) mmap;
mmap->count = count;
curarg = pm;
if (netbsd_root)
{
struct grub_netbsd_btinfo_rootdevice *rootdev;
rootdev = (struct grub_netbsd_btinfo_rootdevice *) kern_end;
rootdev = (struct grub_netbsd_btinfo_rootdevice *) curarg;
rootdev->common.len = sizeof (struct grub_netbsd_btinfo_rootdevice);
rootdev->common.type = NETBSD_BTINFO_ROOTDEVICE;
grub_strncpy (rootdev->devname, netbsd_root, sizeof (rootdev->devname));
bootinfo = (struct grub_netbsd_bootinfo *) (rootdev + 1);
bootinfo->bi_count = 1;
bootinfo->bi_data[0] = rootdev;
bootinfo->bi_count = 2;
bootinfo->bi_data[0] = mmap;
bootinfo->bi_data[1] = rootdev;
}
else
{
bootinfo = (struct grub_netbsd_bootinfo *) kern_end;
bootinfo->bi_count = 0;
bootinfo = (struct grub_netbsd_bootinfo *) curarg;
bootinfo->bi_count = 1;
bootinfo->bi_data[0] = mmap;
}
grub_unix_real_boot (entry, bootflags, 0, bootinfo,