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
|
#include <console/console.h>
#include <device/pci.h>
#include <device/pci_ids.h>
#include <string.h>
#include <stdint.h>
#if CONFIG_LOGICAL_CPUS
#include <cpu/amd/multicore.h>
#endif
#include <cpu/amd/amdk8_sysconf.h>
#include <stdlib.h>
// Global variables for MB layouts and these will be shared by irqtable mptable and acpi_tables
//busnum is default
unsigned char bus_ck804_0; //1
unsigned char bus_ck804_1; //2
unsigned char bus_ck804_2; //3
unsigned char bus_ck804_3; //4
unsigned char bus_ck804_4; //5
unsigned char bus_ck804_5; //6
unsigned char bus_8131_0; //7
unsigned char bus_8131_1; //8
unsigned char bus_8131_2; //9
unsigned char bus_coproc_0;
unsigned apicid_ck804;
unsigned apicid_8131_1;
unsigned apicid_8131_2;
unsigned pci1234x[] =
{ //Here you only need to set value in pci1234 for HT-IO that could be installed or not
//You may need to preset pci1234 for HTIO board, please refer to src/northbridge/amd/amdk8/get_sblk_pci1234.c for detail
0x0000000,
0x0000200,
0x0000100,
// 0x0000ff0,
// 0x0000ff0,
// 0x0000ff0,
// 0x0000ff0,
// 0x0000ff0
};
unsigned hcdnx[] =
{ //HT Chain device num, actually it is unit id base of every ht device in chain, assume every chain only have 4 ht device at most
0x20202020,
0x20202020,
0x20202020,
// 0x20202020,
// 0x20202020,
// 0x20202020,
// 0x20202020,
// 0x20202020,
};
unsigned sbdn3;
unsigned coprocdn;
static unsigned get_bus_conf_done = 0;
void get_bus_conf(void)
{
unsigned apicid_base;
unsigned sbdn;
device_t dev;
int i;
if(get_bus_conf_done==1) return; //do it only once
get_bus_conf_done = 1;
sysconf.hc_possible_num = ARRAY_SIZE(pci1234x);
for(i=0;i<sysconf.hc_possible_num; i++) {
sysconf.pci1234[i] = pci1234x[i];
sysconf.hcdn[i] = hcdnx[i];
}
get_sblk_pci1234();
sysconf.sbdn = (sysconf.hcdn[0] & 0xff); // first byte of first chain
sbdn = sysconf.sbdn;
sbdn3 = (sysconf.hcdn[1] & 0xff); // first byte of second chain
bus_ck804_0 = (sysconf.pci1234[0] >> 16) & 0xff;
/* CK804 */
dev = dev_find_slot(bus_ck804_0, PCI_DEVFN(sbdn + 0x09,0));
if (dev) {
bus_ck804_1 = pci_read_config8(dev, PCI_SECONDARY_BUS);
bus_ck804_4 = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
bus_ck804_4++;
}
else {
printk(BIOS_DEBUG, "ERROR - could not find PCI 1:%02x.0, using defaults\n", sbdn + 0x09);
bus_ck804_1 = 2;
bus_ck804_4 = 3;
}
dev = dev_find_slot(bus_ck804_0, PCI_DEVFN(sbdn + 0x0d,0));
if (dev) {
bus_ck804_4 = pci_read_config8(dev, PCI_SECONDARY_BUS);
bus_ck804_5 = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
bus_ck804_5++;
}
else {
printk(BIOS_DEBUG, "ERROR - could not find PCI 1:%02x.0, using defaults\n",sbdn + 0x0d);
bus_ck804_5 = bus_ck804_4+1;
}
dev = dev_find_slot(bus_ck804_0, PCI_DEVFN(sbdn+ 0x0e,0));
if (dev) {
bus_ck804_5 = pci_read_config8(dev, PCI_SECONDARY_BUS);
}
else {
printk(BIOS_DEBUG, "ERROR - could not find PCI 1:%02x.0, using defaults\n", sbdn+ 0x0e);
}
bus_8131_0 = (sysconf.pci1234[1] >> 16) & 0xff;
/* 8131-1 */
dev = dev_find_slot(bus_8131_0, PCI_DEVFN(sbdn3,0));
if (dev) {
bus_8131_1 = pci_read_config8(dev, PCI_SECONDARY_BUS);
bus_8131_2 = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
bus_8131_2++;
}
else {
printk(BIOS_DEBUG, "ERROR - could not find PCI %02x:01.0, using defaults\n", bus_8131_0);
bus_8131_1 = bus_8131_0+1;
bus_8131_2 = bus_8131_0+2;
}
/* 8131-2 */
dev = dev_find_slot(bus_8131_0, PCI_DEVFN(sbdn3+1,0));
if (dev) {
bus_8131_2 = pci_read_config8(dev, PCI_SECONDARY_BUS);
}
else {
printk(BIOS_DEBUG, "ERROR - could not find PCI %02x:02.0, using defaults\n", bus_8131_0);
bus_8131_2 = bus_8131_1+1;
}
if(sysconf.pci1234[2] & 1) {
bus_coproc_0 = (sysconf.pci1234[2] >> 16) & 0xff;
coprocdn = (sysconf.hcdn[2] & 0xff);
}
/*I/O APICs: APIC ID Version State Address*/
#if CONFIG_LOGICAL_CPUS
apicid_base = get_apicid_base(3);
#else
apicid_base = CONFIG_MAX_PHYSICAL_CPUS;
#endif
apicid_ck804 = apicid_base+0;
apicid_8131_1 = apicid_base+1;
apicid_8131_2 = apicid_base+2;
}
|
