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/*
* 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)
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