From 6ca7636c8f52560e732cdd5b1c7829cda5aa2bde Mon Sep 17 00:00:00 2001 From: "arch import user (historical)" Date: Wed, 6 Jul 2005 17:17:25 +0000 Subject: Revision: linuxbios@linuxbios.org--devel/freebios--devel--2.0--patch-51 Creator: Yinghai Lu cache_as_ram for AMD and some intel git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1967 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- src/mainboard/tyan/s4882/Config.lb | 138 ++++++++++++++++++++++++++----------- 1 file changed, 99 insertions(+), 39 deletions(-) (limited to 'src/mainboard/tyan/s4882/Config.lb') diff --git a/src/mainboard/tyan/s4882/Config.lb b/src/mainboard/tyan/s4882/Config.lb index 67ee157f6e..95ef0464fe 100644 --- a/src/mainboard/tyan/s4882/Config.lb +++ b/src/mainboard/tyan/s4882/Config.lb @@ -16,6 +16,7 @@ end ## default PAYLOAD_SIZE = ( ROM_SECTION_SIZE - ROM_IMAGE_SIZE ) default CONFIG_ROM_STREAM_START = (0xffffffff - ROM_SIZE + ROM_SECTION_OFFSET + 1) +default CONFIG_ROM_STREAM = 1 ## ## Compute where this copy of linuxBIOS will start in the boot rom @@ -34,6 +35,7 @@ default XIP_ROM_BASE = ( _ROMBASE + ROM_IMAGE_SIZE - XIP_ROM_SIZE ) arch i386 end + ## ## Build the objects we have code for in this directory. ## @@ -42,39 +44,61 @@ driver mainboard.o if HAVE_MP_TABLE object mptable.o end if HAVE_PIRQ_TABLE object irq_tables.o end #object reset.o +if USE_DCACHE_RAM -## -## Romcc output -## -makerule ./failover.E - depends "$(MAINBOARD)/failover.c ./romcc" - action "./romcc -E -O --label-prefix=failover -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/failover.c -o $@" -end + if CONFIG_USE_INIT -makerule ./failover.inc - depends "$(MAINBOARD)/failover.c ./romcc" - action "./romcc -O --label-prefix=failover -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/failover.c -o $@" -end + makerule ./auto.o + depends "$(MAINBOARD)/cache_as_ram_auto.c option_table.h" + action "$(CC) -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/cache_as_ram_auto.c -Os -nostdinc -nostdlib -fno-builtin -Wall -c -o auto.o" + end -makerule ./auto.E - depends "$(MAINBOARD)/auto.c option_table.h ./romcc" - action "./romcc -E -mcpu=k8 -O2 -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/auto.c -o $@" -end -makerule ./auto.inc - depends "$(MAINBOARD)/auto.c option_table.h ./romcc" - action "./romcc -mcpu=k8 -O2 -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/auto.c -o $@" -end + else -## -## Setup RAM -## -mainboardinit cpu/x86/fpu/enable_fpu.inc -mainboardinit cpu/x86/mmx/enable_mmx.inc -mainboardinit cpu/x86/sse/enable_sse.inc -mainboardinit ./auto.inc -mainboardinit cpu/x86/sse/disable_sse.inc -mainboardinit cpu/x86/mmx/disable_mmx.inc -mainboardinit arch/i386/lib/jmp_auto_out.inc + makerule ./auto.inc + depends "$(MAINBOARD)/cache_as_ram_auto.c option_table.h" + action "$(CC) -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/cache_as_ram_auto.c -Os -nostdinc -nostdlib -fno-builtin -Wall -c -S -o $@" + action "perl -e 's/.rodata/.rom.data/g' -pi $@" + action "perl -e 's/.text/.section .rom.text/g' -pi $@" + end + end +else + + ## + ## Romcc output + ## + makerule ./failover.E + depends "$(MAINBOARD)/failover.c ./romcc" + action "./romcc -E -O --label-prefix=failover -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/failover.c -o $@" + end + + makerule ./failover.inc + depends "$(MAINBOARD)/failover.c ./romcc" + action "./romcc -O --label-prefix=failover -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/failover.c -o $@" + end + + makerule ./auto.E + depends "$(MAINBOARD)/auto.c option_table.h ./romcc" + action "./romcc -E -mcpu=k8 -O2 -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/auto.c -o $@" + end + + makerule ./auto.inc + depends "$(MAINBOARD)/auto.c option_table.h ./romcc" + action "./romcc -mcpu=k8 -O2 -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/auto.c -o $@" + end + + ## + ## Setup RAM + ## + mainboardinit cpu/x86/fpu/enable_fpu.inc + mainboardinit cpu/x86/mmx/enable_mmx.inc + mainboardinit cpu/x86/sse/enable_sse.inc + mainboardinit ./auto.inc + mainboardinit cpu/x86/sse/disable_sse.inc + mainboardinit cpu/x86/mmx/disable_mmx.inc + mainboardinit arch/i386/lib/jmp_auto_out.inc + +end ## ## Build our 16 bit and 32 bit linuxBIOS entry code @@ -82,7 +106,16 @@ mainboardinit arch/i386/lib/jmp_auto_out.inc mainboardinit cpu/x86/16bit/entry16.inc mainboardinit cpu/x86/32bit/entry32.inc ldscript /cpu/x86/16bit/entry16.lds -ldscript /cpu/x86/32bit/entry32.lds +if USE_DCACHE_RAM + if CONFIG_USE_INIT + ldscript /cpu/x86/32bit/entry32.lds + end + + if CONFIG_USE_INIT + ldscript /cpu/amd/car/cache_as_ram.lds + end +end + ## ## Build our reset vector (This is where linuxBIOS is entered) @@ -95,8 +128,11 @@ else ldscript /cpu/x86/32bit/reset32.lds end -### Should this be in the northbridge code? -mainboardinit arch/i386/lib/cpu_reset.inc +if USE_DCACHE_RAM +else + ### Should this be in the northbridge code? + mainboardinit arch/i386/lib/cpu_reset.inc +end ## ## Include an id string (For safe flashing) @@ -104,27 +140,51 @@ mainboardinit arch/i386/lib/cpu_reset.inc mainboardinit arch/i386/lib/id.inc ldscript /arch/i386/lib/id.lds + +if USE_DCACHE_RAM + ## + ## Setup Cache-As-Ram + ## + mainboardinit cpu/amd/car/cache_as_ram.inc +end + ### ### This is the early phase of linuxBIOS startup ### Things are delicate and we test to see if we should ### failover to another image. ### if USE_FALLBACK_IMAGE - ldscript /arch/i386/lib/failover.lds - mainboardinit ./failover.inc + if USE_DCACHE_RAM + ldscript /arch/i386/lib/failover.lds + else + ldscript /arch/i386/lib/failover.lds + mainboardinit ./failover.inc + end end -### -### O.k. We aren't just an intermediary anymore! -### +## +## Setup RAM +## +if USE_DCACHE_RAM + + if CONFIG_USE_INIT + initobject auto.o + else + mainboardinit ./auto.inc + end -mainboardinit arch/i386/lib/jmp_auto.inc +else + + # ROMCC + mainboardinit arch/i386/lib/jmp_auto.inc + +end ## ## Include the secondary Configuration files ## if CONFIG_CHIP_NAME - config chip.h + config chip.h end # sample config for tyan/s4882 -- cgit v1.2.3