2 ## Compute the location and size of where this firmware image
3 ## (linuxBIOS plus bootloader) will live in the boot rom chip.
6 default ROM_SECTION_SIZE = FALLBACK_SIZE
7 default ROM_SECTION_OFFSET = ( ROM_SIZE - FALLBACK_SIZE )
9 default ROM_SECTION_SIZE = ( ROM_SIZE - FALLBACK_SIZE )
10 default ROM_SECTION_OFFSET = 0
14 ## Compute the start location and size size of
15 ## The linuxBIOS bootloader.
17 default CONFIG_ROM_STREAM_START = (0xffffffff - ROM_SIZE + ROM_SECTION_OFFSET + 1)
18 default PAYLOAD_SIZE = ( ROM_SECTION_SIZE - ROM_IMAGE_SIZE )
21 ## Compute where this copy of linuxBIOS will start in the boot rom
23 default _ROMBASE = ( CONFIG_ROM_STREAM_START + PAYLOAD_SIZE )
26 ## Compute a range of ROM that can cached to speed up linuxBIOS,
29 ## XIP_ROM_SIZE must be a power of 2.
30 ## XIP_ROM_BASE must be a multiple of XIP_ROM_SIZE
32 default XIP_ROM_SIZE=65536
33 default XIP_ROM_BASE = ( _ROMBASE + ROM_IMAGE_SIZE - XIP_ROM_SIZE )
36 ## Set all of the defaults for an x86 architecture
42 ## Build the objects we have code for in this directory.
47 if HAVE_PIRQ_TABLE object irq_tables.o end
54 depends "$(MAINBOARD)/failover.c ./romcc"
55 action "./romcc -E -O --label-prefix=failover -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/failover.c -o $@"
58 makerule ./failover.inc
59 depends "$(MAINBOARD)/failover.c ./romcc"
60 action "./romcc -O --label-prefix=failover -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/failover.c -o $@"
64 depends "$(MAINBOARD)/auto.c option_table.h ./romcc"
65 action "./romcc -E -mcpu=p2 -O -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/auto.c -o $@"
68 depends "$(MAINBOARD)/auto.c option_table.h ./romcc"
69 action "./romcc -mcpu=p2 -O -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/auto.c -o $@"
73 ## Build our 16 bit and 32 bit linuxBIOS entry code
75 mainboardinit cpu/x86/16bit/entry16.inc
76 mainboardinit cpu/x86/32bit/entry32.inc
77 ldscript /cpu/x86/16bit/entry16.lds
78 ldscript /cpu/x86/32bit/entry32.lds
81 ## Build our reset vector (This is where linuxBIOS is entered)
84 mainboardinit cpu/x86/16bit/reset16.inc
85 ldscript /cpu/x86/16bit/reset16.lds
87 mainboardinit cpu/x86/32bit/reset32.inc
88 ldscript /cpu/x86/32bit/reset32.lds
91 ### Should this be in the northbridge code?
92 mainboardinit arch/i386/lib/cpu_reset.inc
95 ## Include an id string (For safe flashing)
97 mainboardinit arch/i386/lib/id.inc
98 ldscript /arch/i386/lib/id.lds
101 ### This is the early phase of linuxBIOS startup
102 ### Things are delicate and we test to see if we should
103 ### failover to another image.
105 if USE_FALLBACK_IMAGE
106 ldscript /arch/i386/lib/failover.lds
107 mainboardinit ./failover.inc
111 ### O.k. We aren't just an intermediary anymore!
117 mainboardinit cpu/x86/fpu/enable_fpu.inc
118 mainboardinit ./auto.inc
121 ## Include the secondary Configuration files
126 chip northbridge/amd/lx
127 register "irqmap" = "0xcab9"
128 register "setupflash" = "0"
129 device apic_cluster 0 on
130 chip cpu/amd/model_lx
134 device pci_domain 0 on
135 device pci 1.0 on end
136 device pci 1.1 on end
137 chip southbridge/amd/cs5536
138 register "enable_gpio0_inta" = "1"
139 register "enable_ide_nand_flash" = "1"
140 register "enable_uarta" = "1"
141 register "audio_irq" = "5"
142 register "usbf4_irq" = "10"
143 register "usbf5_irq" = "10"
144 register "usbf6_irq" = "0"
145 register "usbf7_irq" = "0"
146 device pci d.0 on end # Realtek 8139 LAN
147 device pci f.0 on end # ISA Bridge
148 device pci f.2 on end # IDE Controller
149 device pci f.3 on end # Audio
150 device pci f.4 on end # OHCI
151 device pci f.5 on end # EHCI
152 register "unwanted_vpci[0]" = "0x80007E00" # USB/UDC
153 register "unwanted_vpci[1]" = "0x80007F00" # USB/OTG
154 register "unwanted_vpci[2]" = "0" # End of list has a zero