diff options
author | arch import user (historical) <svn@openbios.org> | 2005-07-06 17:04:01 +0000 |
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committer | arch import user (historical) <svn@openbios.org> | 2005-07-06 17:04:01 +0000 |
commit | 4e83d70a4393674ac3b54d1343533fc1d2c489d0 (patch) | |
tree | 8bd72bfeec029eedd692a88aa5c401ce9ace66ad /src/mainboard/eaglelion/5bcm/Config.lb | |
parent | b47a4d3347972704cc05b1a55c0af582764815aa (diff) |
Revision: linuxbios@linuxbios.org--devel/freebios--devel--2.0--patch-25
Creator: Hamish Guthrie <hamish@prodigi.ch>
Adds a tree for the Eaglelion mainboard. This board has an AMD GX1 processor in a typical Mini-ATX format with a few ISA and PCI slots.
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1941 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/mainboard/eaglelion/5bcm/Config.lb')
-rw-r--r-- | src/mainboard/eaglelion/5bcm/Config.lb | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/src/mainboard/eaglelion/5bcm/Config.lb b/src/mainboard/eaglelion/5bcm/Config.lb new file mode 100644 index 0000000000..8e562b19e3 --- /dev/null +++ b/src/mainboard/eaglelion/5bcm/Config.lb @@ -0,0 +1,137 @@ +## +## Compute the location and size of where this firmware image +## (linuxBIOS plus bootloader) will live in the boot rom chip. +## +if USE_FALLBACK_IMAGE + default ROM_SECTION_SIZE = FALLBACK_SIZE + default ROM_SECTION_OFFSET = ( ROM_SIZE - FALLBACK_SIZE ) +else + default ROM_SECTION_SIZE = ( ROM_SIZE - FALLBACK_SIZE ) + default ROM_SECTION_OFFSET = 0 +end + +## +## Compute the start location and size size of +## The linuxBIOS bootloader. +## +default CONFIG_ROM_STREAM_START = (0xffffffff - ROM_SIZE + ROM_SECTION_OFFSET + 1) +default PAYLOAD_SIZE = ( ROM_SECTION_SIZE - ROM_IMAGE_SIZE ) + +## +## Compute where this copy of linuxBIOS will start in the boot rom +## +default _ROMBASE = ( CONFIG_ROM_STREAM_START + PAYLOAD_SIZE ) + +## +## Compute a range of ROM that can cached to speed up linuxBIOS, +## execution speed. +## +## XIP_ROM_SIZE must be a power of 2. +## XIP_ROM_BASE must be a multiple of XIP_ROM_SIZE +## +default XIP_ROM_SIZE=65536 +default XIP_ROM_BASE = ( _ROMBASE + ROM_IMAGE_SIZE - XIP_ROM_SIZE ) + +## +## Set all of the defaults for an x86 architecture +## + +arch i386 end + +## +## Build the objects we have code for in this directory. +## + +driver mainboard.o + +if HAVE_PIRQ_TABLE object irq_tables.o end +#object reset.o + +## +## 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=i386 -O -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/auto.c -o $@" +end +makerule ./auto.inc + depends "$(MAINBOARD)/auto.c option_table.h ./romcc" + action "./romcc -mcpu=i386 -O -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/auto.c -o $@" +end + +## +## Build our 16 bit and 32 bit linuxBIOS entry code +## +mainboardinit cpu/x86/16bit/entry16.inc +mainboardinit cpu/x86/32bit/entry32.inc +ldscript /cpu/x86/16bit/entry16.lds +ldscript /cpu/x86/32bit/entry32.lds + +## +## Build our reset vector (This is where linuxBIOS is entered) +## +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/reset16.inc + ldscript /cpu/x86/16bit/reset16.lds +else + mainboardinit cpu/x86/32bit/reset32.inc + ldscript /cpu/x86/32bit/reset32.lds +end + +### Should this be in the northbridge code? +mainboardinit arch/i386/lib/cpu_reset.inc + +## +## Include an id string (For safe flashing) +## +mainboardinit arch/i386/lib/id.inc +ldscript /arch/i386/lib/id.lds + +### +### 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 +end + +### +### O.k. We aren't just an intermediary anymore! +### + +## +## Setup RAM +## +mainboardinit cpu/x86/fpu/enable_fpu.inc +mainboardinit cpu/amd/model_gx1/cpu_setup.inc +mainboardinit cpu/amd/model_gx1/gx_setup.inc +mainboardinit ./auto.inc + +## +## Include the secondary Configuration files +## +dir /pc80 +config chip.h + +chip northbridge/amd/gx1 + device pci_domain 0 on + device pci 0.0 on end + end + + chip cpu/amd/model_gx1 + end + +end + |