## The linuxBIOS bootloader.
##
default PAYLOAD_SIZE = ( ROM_SECTION_SIZE - ROM_IMAGE_SIZE )
-default CONFIG_ROM_STREAM_START = (0xffffffff - ROM_SIZE + ROM_SECTION_OFFSET + 1)
+default CONFIG_ROM_PAYLOAD_START = (0xffffffff - ROM_SIZE + ROM_SECTION_OFFSET + 1)
+default CONFIG_ROM_PAYLOAD = 1
##
## Compute where this copy of linuxBIOS will start in the boot rom
##
-default _ROMBASE = ( CONFIG_ROM_STREAM_START + PAYLOAD_SIZE )
+default _ROMBASE = ( CONFIG_ROM_PAYLOAD_START + PAYLOAD_SIZE )
##
## Compute a range of ROM that can cached to speed up linuxBIOS,
arch i386 end
+
##
## Build the objects we have code for in this directory.
##
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
##
-mainboardinit cpu/x86/16bit/entry16.inc
+if USE_FALLBACK_IMAGE
+ mainboardinit cpu/x86/16bit/entry16.inc
+ ldscript /cpu/x86/16bit/entry16.lds
+end
+
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)
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)
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
-mainboardinit arch/i386/lib/jmp_auto.inc
+ if CONFIG_USE_INIT
+ initobject auto.o
+ else
+ mainboardinit ./auto.inc
+ end
+
+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/s4880
chip southbridge/amd/amd8131
# the on/off keyword is mandatory
device pci 0.0 on
- chip drivers/lsi/53c1030
- device pci 4.0 on end
- device pci 4.1 on end
- register "fw_address" = "0xfff8c000"
- end
+# chip drivers/lsi/53c1030
+# device pci 4.0 on end
+# device pci 4.1 on end
+# register "fw_address" = "0xfff8c000"
+# end
chip drivers/pci/onboard
device pci 9.0 on end
device pci 9.1 on end
projects / coreboot.git / blobdiff