Here's an incomplete (missing powerpc & sparc) version of the patch that
would sanitize this function call.
In the meantime i386 just puts the value in %ecx (third argument) to match
what powerpc is doing.
--
Robert Millan
<GPLv2> I know my rights; I want my phone call!
<DRM> What use is a phone call, if you are unable to speak?
(as seen on /.)
diff -urp grub2/kern/i386/ieee1275/startup.S ieee1275_statup/kern/i386/ieee1275/startup.S
--- grub2/kern/i386/ieee1275/startup.S 2008-01-15 21:05:44.000000000 +0100
+++ ieee1275_statup/kern/i386/ieee1275/startup.S 2008-01-15 21:06:18.000000000 +0100
@@ -34,5 +34,5 @@
start:
_start:
- movl %eax, %ecx
+ movl %eax, EXT_C(grub_ieee1275_entry_fn)
jmp EXT_C(cmain)
diff -urp grub2/kern/powerpc/ieee1275/cmain.c ieee1275_statup/kern/powerpc/ieee1275/cmain.c
--- grub2/kern/powerpc/ieee1275/cmain.c 2008-01-15 17:13:55.000000000 +0100
+++ ieee1275_statup/kern/powerpc/ieee1275/cmain.c 2008-01-15 21:06:38.000000000 +0100
@@ -102,12 +102,9 @@ grub_ieee1275_find_options (void)
}
}
-void cmain (uint32_t r3, uint32_t r4, uint32_t r5);
void
-cmain (UNUSED uint32_t r3, UNUSED uint32_t r4, uint32_t r5)
+cmain (void)
{
- grub_ieee1275_entry_fn = (int (*)(void *)) r5;
-
grub_ieee1275_finddevice ("/chosen", &grub_ieee1275_chosen);
grub_ieee1275_find_options ();
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