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
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
|
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2006 AMD
* Written by Yinghai Lu <yinghailu@amd.com> for AMD.
*
* Copyright (C) 2006 MSI
* Written by Bingxun Shi <bingxunshi@gmail.com> for MSI.
*
* 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.
*/
#include <stdint.h>
#include <string.h>
#include <device/pci_def.h>
#include <arch/io.h>
#include <device/pnp_def.h>
#include <cpu/x86/lapic.h>
#include <pc80/mc146818rtc.h>
#include <console/console.h>
#include <cpu/amd/model_fxx_rev.h>
#include <southbridge/nvidia/mcp55/mcp55.h>
#include <northbridge/amd/amdk8/raminit.h>
#include <delay.h>
#include <cpu/x86/lapic.h>
#include "northbridge/amd/amdk8/reset_test.c"
#include <superio/winbond/common/winbond.h>
#include <superio/winbond/w83627ehg/w83627ehg.h>
#include <cpu/x86/bist.h>
#include <spd.h>
#include "northbridge/amd/amdk8/setup_resource_map.c"
#include <device/pci_ids.h>
#define SERIAL_DEV PNP_DEV(0x2e, W83627EHG_SP1)
unsigned get_sbdn(unsigned bus);
unsigned get_sbdn(unsigned bus)
{
pci_devfn_t dev;
/* Find the device. */
dev = pci_locate_device_on_bus(PCI_ID(PCI_VENDOR_ID_NVIDIA,
PCI_DEVICE_ID_NVIDIA_MCP55_HT), bus);
return (dev >> 15) & 0x1f;
}
void memreset(int controllers, const struct mem_controller *ctrl) { }
void activate_spd_rom(const struct mem_controller *ctrl)
{
#define SMBUS_SWITCH1 0x70
#define SMBUS_SWITCH2 0x72
unsigned device=(ctrl->channel0[0])>>8;
smbus_send_byte(SMBUS_SWITCH1, device);
smbus_send_byte(SMBUS_SWITCH2, (device >> 4) & 0x0f);
}
int spd_read_byte(unsigned device, unsigned address)
{
return smbus_read_byte(device, address);
}
#include "southbridge/nvidia/mcp55/early_ctrl.c"
#include <northbridge/amd/amdk8/f.h>
#include "northbridge/amd/amdk8/incoherent_ht.c"
#include "northbridge/amd/amdk8/coherent_ht.c"
#include "lib/generic_sdram.c"
#include "resourcemap.c"
#include "cpu/amd/dualcore/dualcore.c"
#include <southbridge/nvidia/mcp55/early_setup_ss.h>
//set GPIO to input mode
#define MCP55_MB_SETUP \
RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+15, ~(0xff), ((0 << 4)|(0 << 2)|(0 << 0)),/* M8,GPIO16, PCIXA_PRSNT2_L*/ \
RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+44, ~(0xff), ((0 << 4)|(0 << 2)|(0 << 0)),/* P5,GPIO45, PCIXA_PRSNT1_L*/ \
RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+16, ~(0xff), ((0 << 4)|(0 << 2)|(0 << 0)),/* K4,GPIO17, PCIXB_PRSNT1_L*/ \
RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+45, ~(0xff), ((0 << 4)|(0 << 2)|(0 << 0)),/* P7,GPIO46, PCIXB_PRSNT2_L*/ \
#include "southbridge/nvidia/mcp55/early_setup_car.c"
#include "cpu/amd/model_fxx/init_cpus.c"
#include "northbridge/amd/amdk8/early_ht.c"
/* FIXME
* Dummy method to allow build
* Determine if this board / CPU should support
* FID/VID and implement proper support if so
*/
#if IS_ENABLED(CONFIG_SET_FIDVID)
void init_fidvid_ap(u32 bsp_apicid, u32 apicid) { }
#endif
static void sio_setup(void)
{
uint32_t dword;
uint8_t byte;
byte = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0x7b);
byte |= 0x20;
pci_write_config8(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0x7b, byte);
dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa0);
dword |= (1 << 0);
pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa0, dword);
}
//CPU 1 mem is on SMBUS_HUB channel 2, and CPU 2 mem is on channel 1.
#define RC0 (2 << 8)
#define RC1 (1 << 8)
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const uint16_t spd_addr[] = {
// Node 0
RC0|DIMM0, RC0|DIMM2, RC0|DIMM4, RC0|DIMM6,
RC0|DIMM1, RC0|DIMM3, RC0|DIMM5, RC0|DIMM7,
// node 1
RC1|DIMM0, RC1|DIMM2, RC1|DIMM4, RC1|DIMM6,
RC1|DIMM1, RC1|DIMM3, RC1|DIMM5, RC1|DIMM7,
};
unsigned bsp_apicid = 0;
int needs_reset;
struct sys_info *sysinfo = &sysinfo_car;
if (!cpu_init_detectedx && boot_cpu()) {
/* Nothing special needs to be done to find bus 0 */
/* Allow the HT devices to be found */
enumerate_ht_chain();
sio_setup();
}
if (bist == 0) {
//init_cpus(cpu_init_detectedx);
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
}
winbond_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
setup_ms9282_resource_map();
setup_coherent_ht_domain();
wait_all_core0_started();
#if CONFIG_LOGICAL_CPUS
// It is said that we should start core1 after all core0 launched
start_other_cores();
//wait_all_other_cores_started(bsp_apicid);
#endif
ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
init_timer(); /* Need to use TMICT to synchronize FID/VID. */
needs_reset = optimize_link_coherent_ht();
needs_reset |= optimize_link_incoherent_ht(sysinfo);
needs_reset |= mcp55_early_setup_x();
if (needs_reset) {
printk(BIOS_INFO, "ht reset -\n");
soft_reset();
}
//It's the time to set ctrl now;
fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
enable_smbus();
sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
post_cache_as_ram();
}
|
