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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 02:56:35 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 02:56:35 +0000 |
| commit | eba0cfa6b0bef4f2e73c8630a7efa3944df8b0f8 (patch) | |
| tree | 74c37eede1f0634cc5de1c63c934edaa1630c6bc /purgatory/arch/ia64/entry.S | |
| parent | Initial commit. (diff) | |
| download | kexec-tools-eba0cfa6b0bef4f2e73c8630a7efa3944df8b0f8.tar.xz kexec-tools-eba0cfa6b0bef4f2e73c8630a7efa3944df8b0f8.zip | |
Adding upstream version 1:2.0.27.upstream/1%2.0.27upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'purgatory/arch/ia64/entry.S')
| -rw-r--r-- | purgatory/arch/ia64/entry.S | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/purgatory/arch/ia64/entry.S b/purgatory/arch/ia64/entry.S new file mode 100644 index 0000000..f05434f --- /dev/null +++ b/purgatory/arch/ia64/entry.S @@ -0,0 +1,73 @@ +/* + * purgatory: setup code + * + * Copyright (C) 2005-2006 Zou Nan hai (nanhai.zou@intel.com) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation (version 2 of the License). + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#define DECLARE_DATA8(name) \ +.global name; \ +.size name, 8; \ +name: data8 0x0 + +.global __dummy_efi_function +.align 32 +.proc __dummy_efi_function +__dummy_efi_function: + mov r8=r0;; + br.ret.sptk.many rp;; +.global __dummy_efi_function_end +__dummy_efi_function_end: +.endp __dummy_efi_function + +.global purgatory_start +.align 32 +.proc purgatory_start +purgatory_start: + movl r2=__gp_value;; + ld8 gp=[r2];; + br.call.sptk.many b0=purgatory + ;; + alloc r2 = ar.pfs, 0, 0, 2, 0 + ;; + mov out0=r28 + movl out1=__vmcode_base; + br.call.sptk.many b0=ia64_env_setup + movl r10=__kernel_entry;; + ld8 r14=[r10];; + movl r10=__boot_param_base;; + ld8 r28=[r10];; + mov b6=r14;; + mov ar.lc=r0 + mov ar.ec=r0 + cover;; + invala;; + br.call.sptk.many b0=b6 +.endp purgatory_start + +DECLARE_DATA8(__kernel_entry) +DECLARE_DATA8(__vmcode_base) +DECLARE_DATA8(__vmcode_size) +DECLARE_DATA8(__ramdisk_base) +DECLARE_DATA8(__ramdisk_size) +DECLARE_DATA8(__command_line) +DECLARE_DATA8(__command_line_len) +DECLARE_DATA8(__efi_memmap_base) +DECLARE_DATA8(__efi_memmap_size) +DECLARE_DATA8(__boot_param_base) +DECLARE_DATA8(__loaded_segments) +DECLARE_DATA8(__loaded_segments_num) + +DECLARE_DATA8(__gp_value) +DECLARE_DATA8(__noio) |