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don't generate C source code file but use objcopy to include the SMM blob. 

Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5600 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Stefan Reinauer 2010-05-30 13:44:32 +00:00 committed by Stefan Reinauer
parent 6e554de098
commit b987f7bb3f
3 changed files with 14 additions and 16 deletions
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18
src/cpu/x86/smm/Makefile.inc
View File

@ -1,12 +1,11 @@
##
## This file is part of the coreboot project.
##
## Copyright (C) 2008 coresystems GmbH
## Copyright (C) 2008-2010 coresystems GmbH
##
## 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; either version 2 of the License, or
## (at your option) any later version.
## 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
@ -19,7 +18,7 @@
##
obj-$(CONFIG_HAVE_SMI_HANDLER) += smmrelocate.o
obj-$(CONFIG_HAVE_SMI_HANDLER) += smm_bin.o
obj-$(CONFIG_HAVE_SMI_HANDLER) += smm_wrap.o
smmobj-y += smmhandler.o
smmobj-y += smihandler.o
@ -33,10 +32,9 @@ $(obj)/cpu/x86/smm/smm: $(obj)/cpu/x86/smm/smm.o $(src)/cpu/x86/smm/smm.ld $(obj
$(NM) -n $(obj)/cpu/x86/smm/smm.elf | sort > $(obj)/cpu/x86/smm/smm.map
$(OBJCOPY) -O binary $(obj)/cpu/x86/smm/smm.elf $(obj)/cpu/x86/smm/smm
$(obj)/cpu/x86/smm/smm_bin.c: $(obj)/cpu/x86/smm/smm
(echo 'unsigned char smm[] = {'; od -vtx1 $(obj)/cpu/x86/smm/smm | sed -e 's,^[0-9]* *,,' -e 's:[0-9a-f][0-9a-f] :0x&,:g' -e 's:[0-9a-f][0-9a-f]$$:0x&,:'; echo '}; unsigned int smm_len = '; wc -c $(obj)/cpu/x86/smm/smm |awk '{print $$1;}' ; echo ';') > $@
$(obj)/cpu/x86/smm/smm_bin.o: $(obj)/cpu/x86/smm/smm_bin.c
@printf " CC $(subst $(obj)/,,$(@))\n"
$(CC) $(CFLAGS) -c -o $@ $<
# change to the target path because objcopy will use the path name in its
# ELF symbol names.
$(obj)/cpu/x86/smm/smm_wrap.o: $(obj)/cpu/x86/smm/smm
@printf " OBJCOPY $(subst $(obj)/,,$(@))\n"
cd $(obj)/cpu/x86/smm; $(OBJCOPY) -I binary smm -O elf32-i386 -B i386 smm_wrap.o

6
src/southbridge/intel/i82801dx/i82801dx_smi.c
View File

@ -30,8 +30,8 @@
#include <string.h>
#include "i82801dx.h"
extern unsigned char smm[];
extern unsigned int smm_len;
extern unsigned char _binary_smm_start;
extern unsigned char _binary_smm_size;
/* I945 */
#define SMRAM 0x90
@ -325,7 +325,7 @@ static void smm_install(void)
D_OPEN | G_SMRAME | C_BASE_SEG);
/* copy the real SMM handler */
memcpy((void *)0xa0000, smm, smm_len);
memcpy((void *)0xa0000, &_binary_smm_start, (size_t)&_binary_smm_size);
wbinvd();
/* close the SMM memory window and enable normal SMM */

6
src/southbridge/intel/i82801gx/i82801gx_smi.c
View File

@ -30,8 +30,8 @@
#include <string.h>
#include "i82801gx.h"
extern unsigned char smm[];
extern unsigned int smm_len;
extern unsigned char _binary_smm_start;
extern unsigned char _binary_smm_size;
/* I945 */
#define SMRAM 0x9d
@ -325,7 +325,7 @@ static void smm_install(void)
D_OPEN | G_SMRAME | C_BASE_SEG);
/* copy the real SMM handler */
memcpy((void *)0xa0000, smm, smm_len);
memcpy((void *)0xa0000, &_binary_smm_start, (size_t)&_binary_smm_size);
wbinvd();
/* close the SMM memory window and enable normal SMM */