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
|
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007 AMD
* Written by Yinghai Lu <yinghailu@amd.com> for AMD.
* Copyright (C) 2009 Harald Gutmann <harald.gutmann@gmx.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <console/console.h>
#include <arch/smp/mpspec.h>
#include <device/pci.h>
#include <string.h>
#include <stdint.h>
#include <cpu/amd/amdk8_sysconf.h>
extern unsigned char bus_mcp55[8]; //1
extern unsigned apicid_mcp55;
static void *smp_write_config_table(void *v)
{
struct mp_config_table *mc;
unsigned sbdn;
int i, j, k, bus_isa;
mc = (void *)(((char *)v) + SMP_FLOATING_TABLE_LEN);
mptable_init(mc, LAPIC_ADDR);
smp_write_processors(mc);
get_bus_conf();
sbdn = sysconf.sbdn;
mptable_write_buses(mc, NULL, &bus_isa);
/*I/O APICs: APIC ID Version State Address*/
{
device_t dev;
struct resource *res;
dev = dev_find_slot(bus_mcp55[0], PCI_DEVFN(sbdn+ 0x1,0));
if (dev) {
res = find_resource(dev, PCI_BASE_ADDRESS_1);
if (res) {
smp_write_ioapic(mc, apicid_mcp55, 0x11, res->base);
}
/* set up the interrupt registers of mcp55 */
pci_write_config32(dev, 0x7c, 0xc643c643);
pci_write_config32(dev, 0x80, 0x8da01009);
pci_write_config32(dev, 0x84, 0x200018d2);
}
}
mptable_add_isa_interrupts(mc, bus_isa, apicid_mcp55, 0);
/* PCI interrupts are level triggered, and are
* associated with a specific bus/device/function tuple.
*/
#define PCI_INT(bus, dev, fn, pin) \
smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW,\
bus_mcp55[bus], (((dev)<<2)|(fn)), apicid_mcp55, (pin))
PCI_INT(0,sbdn+1,1, 10); /* SMBus */
PCI_INT(0,sbdn+2,0, 22); /* USB */
PCI_INT(0,sbdn+2,1, 23); /* USB */
PCI_INT(0,sbdn+4,0, 21); /* IDE */
PCI_INT(0,sbdn+5,0, 20); /* SATA */
PCI_INT(0,sbdn+5,1, 21); /* SATA */
PCI_INT(0,sbdn+5,2, 22); /* SATA */
PCI_INT(0,sbdn+6,1, 23); /* HD Audio */
PCI_INT(0,sbdn+8,0, 20); /* GBit Ethernet */
/* The PCIe slots, each on its own bus */
k = 1;
for(i=0; i<4; i++){
for(j=7; j>1; j--){
if(k>3) k=0;
PCI_INT(j,0,i, 16+k);
k++;
}
k--;
}
/* On bus 1: the PCI bus slots...
physical PCI slots are j = 7,8
FireWire is j = 10
*/
k=2;
for(i=0; i<4; i++){
for(j=6; j<11; j++){
if(k>3) k=0;
PCI_INT(1,j,i, 16+k);
k++;
}
}
/*Local Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN#*/
mptable_lintsrc(mc, bus_isa);
/* There is no extension information... */
/* Compute the checksums */
mc->mpe_checksum = smp_compute_checksum(smp_next_mpc_entry(mc), mc->mpe_length);
mc->mpc_checksum = smp_compute_checksum(mc, mc->mpc_length);
printk(BIOS_DEBUG, "Wrote the mp table end at: %p - %p\n",
mc, smp_next_mpe_entry(mc));
return smp_next_mpe_entry(mc);
}
unsigned long write_smp_table(unsigned long addr)
{
void *v;
v = smp_write_floating_table(addr, 0);
return (unsigned long)smp_write_config_table(v);
}
|
