ef6cb094b8
cause problems with certain toolchains. This patch will also safe some hard disk space for those of us working on laptops or netbooks with always too small disks. Signed-off-by: Stefan Reinauer <stepan@coresystems.de> Acked-by: Peter Stuge <peter@stuge.se> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3876 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
164 lines
4.3 KiB
Text
164 lines
4.3 KiB
Text
##
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## Compute the location and size of where this firmware image
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## (coreboot plus bootloader) will live in the boot rom chip.
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##
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if USE_FALLBACK_IMAGE
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default ROM_SECTION_SIZE = FALLBACK_SIZE
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default ROM_SECTION_OFFSET = ( ROM_SIZE - FALLBACK_SIZE )
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else
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default ROM_SECTION_SIZE = ( ROM_SIZE - FALLBACK_SIZE )
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default ROM_SECTION_OFFSET = 0
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end
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##
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## Compute the start location and size size of
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## The coreboot bootloader.
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##
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default CONFIG_ROM_PAYLOAD_START = (0xffffffff - ROM_SIZE + ROM_SECTION_OFFSET + 1)
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default PAYLOAD_SIZE = ( ROM_SECTION_SIZE - ROM_IMAGE_SIZE )
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##
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## Compute where this copy of coreboot will start in the boot rom
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##
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default _ROMBASE = ( CONFIG_ROM_PAYLOAD_START + PAYLOAD_SIZE )
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##
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## Compute a range of ROM that can cached to speed up coreboot,
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## execution speed.
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##
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## XIP_ROM_SIZE must be a power of 2.
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## XIP_ROM_BASE must be a multiple of XIP_ROM_SIZE
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##
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default XIP_ROM_SIZE=65536
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default XIP_ROM_BASE = ( _ROMBASE + ROM_IMAGE_SIZE - XIP_ROM_SIZE )
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##
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## Set all of the defaults for an x86 architecture
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##
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arch i386 end
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##
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## Build the objects we have code for in this directory.
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##
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driver mainboard.o
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if HAVE_PIRQ_TABLE
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object irq_tables.o
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end
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#object reset.o
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if USE_DCACHE_RAM
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#compile cache_as_ram.c to auto.inc
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makerule ./cache_as_ram_auto.inc
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depends "$(MAINBOARD)/cache_as_ram_auto.c option_table.h"
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action "$(CC) $(DISTRO_CFLAGS) -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/cache_as_ram_auto.c -Os -nostdinc -nostdlib -fno-builtin -Wall $(DEBUG_CFLAGS) -c -S -o $@"
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action "perl -e 's/\.rodata/.rom.data/g' -pi $@"
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action "perl -e 's/\.text/.section .rom.text/g' -pi $@"
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end
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end
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##
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## Build our 16 bit and 32 bit coreboot entry code
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##
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mainboardinit cpu/x86/16bit/entry16.inc
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mainboardinit cpu/x86/32bit/entry32.inc
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ldscript /cpu/x86/16bit/entry16.lds
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ldscript /cpu/x86/32bit/entry32.lds
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##
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## Build our reset vector (This is where coreboot is entered)
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##
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if USE_FALLBACK_IMAGE
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mainboardinit cpu/x86/16bit/reset16.inc
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ldscript /cpu/x86/16bit/reset16.lds
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else
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mainboardinit cpu/x86/32bit/reset32.inc
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ldscript /cpu/x86/32bit/reset32.lds
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end
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### Should this be in the northbridge code?
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#not in serengeti_cheetah mainboardinit arch/i386/lib/cpu_reset.inc
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##
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## Include an id string (For safe flashing)
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##
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mainboardinit arch/i386/lib/id.inc
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ldscript /arch/i386/lib/id.lds
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###
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### This is the early phase of coreboot startup
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### Things are delicate and we test to see if we should
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### failover to another image.
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###
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if USE_FALLBACK_IMAGE
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ldscript /arch/i386/lib/failover.lds
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# mainboardinit ./failover.inc
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end
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###
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### O.k. We aren't just an intermediary anymore!
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###
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##
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## Setup RAM
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##
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mainboardinit cpu/x86/fpu/enable_fpu.inc
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if USE_DCACHE_RAM
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mainboardinit cpu/amd/model_lx/cache_as_ram.inc
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mainboardinit ./cache_as_ram_auto.inc
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end
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##
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## Include the secondary Configuration files
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##
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dir /pc80
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config chip.h
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chip northbridge/amd/lx
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device pci_domain 0 on
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device pci 1.0 on end # Northbridge
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device pci 1.1 on end # Graphics
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chip southbridge/amd/cs5536
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# IRQ 12 and 1 unmasked, Keyboard and Mouse IRQs. OK
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# SIRQ Mode = Active(Quiet) mode. Save power....
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# Invert mask = IRQ 12 and 1 are active high. Keyboard and Mouse IRQs. OK
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register "lpc_serirq_enable" = "0x00001002"
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register "lpc_serirq_polarity" = "0x0000EFFD"
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register "lpc_serirq_mode" = "1"
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register "enable_gpio_int_route" = "0x0D0C0700"
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register "enable_ide_nand_flash" = "0" # 0:ide mode, 1:flash
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register "enable_USBP4_device" = "0" #0: host, 1:device
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register "enable_USBP4_overcurrent" = "0" #0:off, xxxx:overcurrent setting CS5536 Data Book (pages 380-381)
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register "com1_enable" = "1"
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register "com1_address" = "0x3F8"
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register "com1_irq" = "4"
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register "com2_enable" = "0"
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register "com2_address" = "0x2F8"
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register "com2_irq" = "3"
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register "unwanted_vpci[0]" = "0" # End of list has a zero
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device pci b.0 on end # Slot 3
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device pci c.0 on end # Slot 4
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device pci d.0 on end # Slot 1
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device pci e.0 on end # Slot 2
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device pci f.0 on end # ISA Bridge
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device pci f.2 on end # IDE Controller
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device pci f.3 on end # Audio
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device pci f.4 on end # OHCI
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device pci f.5 on end # EHCI
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end
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end
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# APIC cluster is late CPU init.
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device apic_cluster 0 on
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chip cpu/amd/model_lx
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device apic 0 on end
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end
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end
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end
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