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Don't assume that beginning address is also the entry point on ppc.

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* grub-core/loader/powerpc/ieee1275/linux.c (linux_entry): New variable.
	(grub_linux_boot): Use linux_entry.
	(grub_linux_load32): Fill linux_entry. Fix setting linux_addr.
	(grub_linux_load64): Likewise.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2012-06-13 01:15:15 +02:00
parent 505b3c9b74
commit a09eb54103
2 changed files with 16 additions and 4 deletions
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9
ChangeLog
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@ -1,3 +1,12 @@
2012-06-13 Vladimir Serbinenko <phcoder@gmail.com>
Don't assume that beginning address is also the entry point on ppc.
* grub-core/loader/powerpc/ieee1275/linux.c (linux_entry): New variable.
(grub_linux_boot): Use linux_entry.
(grub_linux_load32): Fill linux_entry. Fix setting linux_addr.
(grub_linux_load64): Likewise.
2012-06-13 Vladimir Serbinenko <phcoder@gmail.com>
* util/grub-install.in: Fix cross-disk check on non-PreP machines.

11
grub-core/loader/powerpc/ieee1275/linux.c
View file

@ -43,6 +43,7 @@ static grub_addr_t initrd_addr;
static grub_size_t initrd_size;
static grub_addr_t linux_addr;
static grub_addr_t linux_entry;
static grub_size_t linux_size;
static char *linux_args;
@ -108,14 +109,14 @@ grub_linux_boot (void)
grub_ieee1275_set_property (grub_ieee1275_chosen, "bootargs", linux_args,
grub_strlen (linux_args) + 1, &actual);
grub_dprintf ("loader", "Entry point: 0x%x\n", linux_addr);
grub_dprintf ("loader", "Entry point: 0x%x\n", linux_entry);
grub_dprintf ("loader", "Initrd at: 0x%x, size 0x%x\n", initrd_addr,
initrd_size);
grub_dprintf ("loader", "Boot arguments: %s\n", linux_args);
grub_dprintf ("loader", "Jumping to Linux...\n");
/* Boot the kernel. */
linuxmain = (kernel_entry_t) linux_addr;
linuxmain = (kernel_entry_t) linux_entry;
linuxmain ((void *) initrd_addr, initrd_size, grub_ieee1275_entry_fn, 0, 0);
return GRUB_ERR_NONE;
@ -181,7 +182,8 @@ grub_linux_load32 (grub_elf_t elf, const char *filename)
if (seg_addr == (grub_addr_t) -1)
return grub_error (GRUB_ERR_OUT_OF_MEMORY, "couldn't claim memory");
linux_addr = seg_addr + offset;
linux_entry = seg_addr + offset;
linux_addr = seg_addr;
/* Now load the segments into the area we claimed. */
auto grub_err_t offset_phdr (Elf32_Phdr *phdr, grub_addr_t *addr, int *do_load);
@ -227,7 +229,8 @@ grub_linux_load64 (grub_elf_t elf, const char *filename)
if (seg_addr == (grub_addr_t) -1)
return grub_error (GRUB_ERR_OUT_OF_MEMORY, "couldn't claim memory");
linux_addr = seg_addr + offset;
linux_entry = seg_addr + offset;
linux_addr = seg_addr;
/* Now load the segments into the area we claimed. */
auto grub_err_t offset_phdr (Elf64_Phdr *phdr, grub_addr_t *addr, int *do_load);