blob: b42a98bd6f387e616c332bdcfa33d34e8600081d (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
|
##
## Compute the location and size of where this firmware image
## (coreboot 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 coreboot bootloader.
##
default CONFIG_ROM_PAYLOAD_START = (0xffffffff - ROM_SIZE + ROM_SECTION_OFFSET + 1)
default PAYLOAD_SIZE = ( ROM_SECTION_SIZE - ROM_IMAGE_SIZE )
##
## Compute where this copy of coreboot will start in the boot rom
##
default _ROMBASE = ( CONFIG_ROM_PAYLOAD_START + PAYLOAD_SIZE )
##
## Compute a range of ROM that can cached to speed up coreboot,
## 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
if USE_DCACHE_RAM
#compile cache_as_ram.c to auto.inc
makerule ./cache_as_ram_auto.inc
depends "$(MAINBOARD)/cache_as_ram_auto.c option_table.h"
action "$(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 $@"
action "perl -e 's/\.rodata/.rom.data/g' -pi $@"
action "perl -e 's/\.text/.section .rom.text/g' -pi $@"
end
end
##
## Build our 16 bit and 32 bit coreboot 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 coreboot 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?
#not in serengeti_cheetah 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 coreboot 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
if USE_DCACHE_RAM
mainboardinit cpu/amd/model_lx/cache_as_ram.inc
mainboardinit ./cache_as_ram_auto.inc
end
##
## Include the secondary Configuration files
##
dir /pc80
config chip.h
chip northbridge/amd/lx
device pci_domain 0 on
device pci 1.0 on end # Northbridge
device pci 1.1 on end # Graphics
chip southbridge/amd/cs5536
# IRQ 12 and 1 unmasked, Keyboard and Mouse IRQs. OK
# SIRQ Mode = Active(Quiet) mode. Save power....
# Invert mask = IRQ 12 and 1 are active high. Keyboard and Mouse IRQs. OK
register "lpc_serirq_enable" = "0x00001002"
register "lpc_serirq_polarity" = "0x0000EFFD"
register "lpc_serirq_mode" = "1"
register "enable_gpio_int_route" = "0x0D0C0700"
register "enable_ide_nand_flash" = "0" # 0:ide mode, 1:flash
register "enable_USBP4_device" = "0" #0: host, 1:device
register "enable_USBP4_overcurrent" = "0" #0:off, xxxx:overcurrent setting CS5536 Data Book (pages 380-381)
register "com1_enable" = "1"
register "com1_address" = "0x3F8"
register "com1_irq" = "4"
register "com2_enable" = "0"
register "com2_address" = "0x2F8"
register "com2_irq" = "3"
register "unwanted_vpci[0]" = "0" # End of list has a zero
device pci b.0 on end # Slot 3
device pci c.0 on end # Slot 4
device pci d.0 on end # Slot 1
device pci e.0 on end # Slot 2
device pci f.0 on end # ISA Bridge
device pci f.2 on end # IDE Controller
device pci f.3 on end # Audio
device pci f.4 on end # OHCI
device pci f.5 on end # EHCI
end
end
# APIC cluster is late CPU init.
device apic_cluster 0 on
chip cpu/amd/model_lx
device apic 0 on end
end
end
end
|
