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gnu: grub: Fix native compilation of EFI variant on i686-linux.

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This fixes a regression introduce in d613991a8e
reported on IRC by Mathieu Othacehe <othacehe@gnu.org>.

* gnu/packages/patches/grub-cross-system-i686.patch
[GRUB_MACHINE_EFI && !__x86_64__]: Add missing .byte alternative to 64-bit
instruction.
This commit is contained in:
Jan (janneke) Nieuwenhuizen 2020-07-08 11:18:18 +02:00
parent 413c31dc7a
commit 54e70a70f2
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1 changed files with 24 additions and 7 deletions
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31
gnu/packages/patches/grub-cross-system-i686.patch
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@ -2,18 +2,20 @@ Not upstreamed.
Fixes cross-build for the Hurd, from i686-linux,
see <https://bugs.gnu.org/41982>.
From 270667540146f8ef9ea7a44258a71b3837a7af4a Mon Sep 17 00:00:00 2001
From 17b242e7b80108f1467037e15b605595e4823b2e Mon Sep 17 00:00:00 2001
From: "Jan (janneke) Nieuwenhuizen" <janneke@gnu.org>
Date: Sun, 21 Jun 2020 15:10:40 +0200
Subject: [PATCH] grub-core: Build fixes for i386
Subject: [PATCH v2] grub-core: Build fixes for i386
Content-Transfer-Encoding: 8bit
Content-Type: text/plain; charset=UTF-8
* grub-core/lib/i386/relocator64.S: Avoid x86_64 instructions on i386.
---
grub-core/lib/i386/relocator64.S | 26 +++++++++++++++++++++++++-
1 file changed, 25 insertions(+), 1 deletion(-)
grub-core/lib/i386/relocator64.S | 33 +++++++++++++++++++++++++++++++-
1 file changed, 32 insertions(+), 1 deletion(-)
diff --git a/grub-core/lib/i386/relocator64.S b/grub-core/lib/i386/relocator64.S
index 148f38adb..45fed9444 100644
index 148f38adb..ea39908c1 100644
--- a/grub-core/lib/i386/relocator64.S
+++ b/grub-core/lib/i386/relocator64.S
@@ -63,7 +63,9 @@ VARIABLE(grub_relocator64_cr3)
@ -41,7 +43,22 @@ index 148f38adb..45fed9444 100644
#ifdef GRUB_MACHINE_EFI
jmp LOCAL(skip_efi_stack_align)
@@ -95,8 +104,15 @@ LOCAL(skip_efi_stack_align):
@@ -85,7 +94,14 @@ VARIABLE(grub_relocator64_rsp)
*/
VARIABLE(grub_relocator64_efi_start)
/* Align the stack as UEFI spec requires. */
+#ifndef __x86_64__
+ .byte 0x48
+ .byte 0x83
+ .byte 0xe4
+ .byte 0xf0
+#else
andq $~15, %rsp
+#endif
LOCAL(skip_efi_stack_align):
#endif
@@ -95,8 +111,15 @@ LOCAL(skip_efi_stack_align):
VARIABLE(grub_relocator64_rsi)
.quad 0
@ -58,7 +75,7 @@ index 148f38adb..45fed9444 100644
/* mov imm64, %rax */
.byte 0x48
.byte 0xb8
@@ -128,6 +144,14 @@ VARIABLE(grub_relocator64_rdx)
@@ -128,6 +151,14 @@ VARIABLE(grub_relocator64_rdx)
#ifdef __APPLE__
.byte 0xff, 0x25
.quad 0