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sparc64: Fix assembly to let compiler to fill in memory references.

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This fixes the use of not fully relocatable (they assume that variables are
under 4G limit in virtual memory) references.
This commit is contained in:
Vladimir Serbinenko 2015-12-31 13:07:16 +01:00
parent 2333a83baa
commit 5919626c90
1 changed files with 11 additions and 11 deletions
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22
grub-core/loader/sparc64/ieee1275/linux.c
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@ -140,17 +140,17 @@ grub_linux_boot (void)
grub_dprintf ("loader", "Jumping to Linux...\n");
/* Boot the kernel. */
asm volatile ("sethi %hi(grub_ieee1275_entry_fn), %o1\n"
"ldx [%o1 + %lo(grub_ieee1275_entry_fn)], %o4\n"
"sethi %hi(grub_ieee1275_original_stack), %o1\n"
"ldx [%o1 + %lo(grub_ieee1275_original_stack)], %o6\n"
"sethi %hi(linux_addr), %o1\n"
"ldx [%o1 + %lo(linux_addr)], %o5\n"
"mov %g0, %o0\n"
"mov %g0, %o2\n"
"mov %g0, %o3\n"
"jmp %o5\n"
"mov %g0, %o1\n");
asm volatile ("ldx %0, %%o4\n"
"ldx %1, %%o6\n"
"ldx %2, %%o5\n"
"mov %%g0, %%o0\n"
"mov %%g0, %%o2\n"
"mov %%g0, %%o3\n"
"jmp %%o5\n"
"mov %%g0, %%o1\n": :
"m"(grub_ieee1275_entry_fn),
"m"(grub_ieee1275_original_stack),
"m"(linux_addr));
return GRUB_ERR_NONE;
}