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author | Jan (janneke) Nieuwenhuizen <janneke@gnu.org> | 2020-06-21 15:18:18 +0200 |
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committer | Jan Nieuwenhuizen <janneke@gnu.org> | 2020-06-25 17:46:37 +0200 |
commit | d613991a8ebe5d4b3a7706f8f0dd52f16fc1c50a (patch) | |
tree | 0c5fcdf672b5cbc03bf3d0e7bb21ce182ebf11a1 /gnu/packages/patches/grub-cross-system-i686.patch | |
parent | dda267e3a7550620a4995b01f36013a8f30ca6bc (diff) | |
download | guix-d613991a8ebe5d4b3a7706f8f0dd52f16fc1c50a.tar.gz guix-d613991a8ebe5d4b3a7706f8f0dd52f16fc1c50a.zip |
gnu: grub: Cross-build fix for system i686-linux.
* gnu/packages/patches/grub-cross-system-i686.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.
* gnu/packages/bootloaders.scm (grub): Use it.
Diffstat (limited to 'gnu/packages/patches/grub-cross-system-i686.patch')
-rw-r--r-- | gnu/packages/patches/grub-cross-system-i686.patch | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/gnu/packages/patches/grub-cross-system-i686.patch b/gnu/packages/patches/grub-cross-system-i686.patch new file mode 100644 index 0000000000..a376cae1db --- /dev/null +++ b/gnu/packages/patches/grub-cross-system-i686.patch @@ -0,0 +1,79 @@ +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: "Jan (janneke) Nieuwenhuizen" <janneke@gnu.org> +Date: Sun, 21 Jun 2020 15:10:40 +0200 +Subject: [PATCH] grub-core: Build fixes for i386 + +* 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(-) + +diff --git a/grub-core/lib/i386/relocator64.S b/grub-core/lib/i386/relocator64.S +index 148f38adb..45fed9444 100644 +--- a/grub-core/lib/i386/relocator64.S ++++ b/grub-core/lib/i386/relocator64.S +@@ -63,7 +63,9 @@ VARIABLE(grub_relocator64_cr3) + movq %rax, %cr3 + #endif + ++#ifdef __x86_64__ + .code64 ++#endif + + /* mov imm64, %rax */ + .byte 0x48 +@@ -71,7 +73,14 @@ VARIABLE(grub_relocator64_cr3) + VARIABLE(grub_relocator64_rsp) + .quad 0 + ++#ifndef __x86_64__ ++ /* movq %rax, %rsp */ ++ .byte 0x48 ++ .byte 0x89 ++ .byte 0xc4 ++#else + movq %rax, %rsp ++#endif + + #ifdef GRUB_MACHINE_EFI + jmp LOCAL(skip_efi_stack_align) +@@ -95,8 +104,15 @@ LOCAL(skip_efi_stack_align): + VARIABLE(grub_relocator64_rsi) + .quad 0 + ++#ifndef __x86_64__ ++ /* movq %rax, %rsi */ ++ .byte 0x48 ++ .byte 0x89 ++ .byte 0xc6 ++#else + movq %rax, %rsi +- ++#endif ++ + /* mov imm64, %rax */ + .byte 0x48 + .byte 0xb8 +@@ -128,6 +144,14 @@ VARIABLE(grub_relocator64_rdx) + #ifdef __APPLE__ + .byte 0xff, 0x25 + .quad 0 ++#elif !defined (__x86_64__) ++ /* jmp *LOCAL(jump_addr) (%rip) */ ++ .byte 0xff ++ .byte 0x25 ++ .byte 0 ++ .byte 0 ++ .byte 0 ++ .byte 0 + #else + jmp *LOCAL(jump_addr) (%rip) + #endif +-- +Jan Nieuwenhuizen <janneke@gnu.org> | GNU LilyPond http://lilypond.org +Freelance IT http://JoyofSource.com | AvatarĀ® http://AvatarAcademy.com + |