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
|
#include <stdint.h>
#include <string.h>
#include <device/pci_def.h>
#include <arch/io.h>
#include <device/pnp_def.h>
#include <stdlib.h>
#include <pc80/mc146818rtc.h>
#include <console/console.h>
#include <lib.h>
#include <spd.h>
#include <cpu/amd/model_fxx_rev.h>
#include "northbridge/amd/amdk8/incoherent_ht.c"
#include "southbridge/amd/amd8111/early_smbus.c"
#include "northbridge/amd/amdk8/raminit.h"
#include "lib/delay.c"
#include "northbridge/amd/amdk8/reset_test.c"
#include "northbridge/amd/amdk8/debug.c"
#include "superio/winbond/w83627hf/early_serial.c"
#include "cpu/x86/bist.h"
#include "northbridge/amd/amdk8/setup_resource_map.c"
#include "southbridge/amd/amd8111/early_ctrl.c"
#define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
static void memreset_setup(void)
{
if (is_cpu_pre_c0())
outb((1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 16); //REVC_MEMRST_EN=0
else
outb((1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 16); //REVC_MEMRST_EN=1
outb((1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 17);
}
static void memreset(int controllers, const struct mem_controller *ctrl)
{
if (is_cpu_pre_c0()) {
udelay(800);
outb((1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 17); //REVB_MEMRST_L=1
udelay(90);
}
}
static void activate_spd_rom(const struct mem_controller *ctrl) { }
static inline int spd_read_byte(unsigned device, unsigned address)
{
return smbus_read_byte(device, address);
}
#include "northbridge/amd/amdk8/raminit.c"
#include "northbridge/amd/amdk8/resourcemap.c"
#include "northbridge/amd/amdk8/coherent_ht.c"
#include "lib/generic_sdram.c"
#include "cpu/amd/dualcore/dualcore.c"
#include "cpu/amd/car/post_cache_as_ram.c"
#include "cpu/amd/model_fxx/init_cpus.c"
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const struct mem_controller cpu[] = {
{
.node_id = 0,
.f0 = PCI_DEV(0, 0x18, 0),
.f1 = PCI_DEV(0, 0x18, 1),
.f2 = PCI_DEV(0, 0x18, 2),
.f3 = PCI_DEV(0, 0x18, 3),
.channel0 = { DIMM0, DIMM2, 0, 0 },
.channel1 = { DIMM1, DIMM3, 0, 0 },
},
};
int needs_reset;
if (bist == 0)
init_cpus(cpu_init_detectedx);
// post_code(0x32);
w83627hf_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
setup_default_resource_map();
needs_reset = setup_coherent_ht_domain();
#if CONFIG_LOGICAL_CPUS
// It is said that we should start core1 after all core0 launched
start_other_cores();
#endif
needs_reset |= ht_setup_chains_x();
if (needs_reset) {
print_info("ht reset -\n");
soft_reset();
}
enable_smbus();
memreset_setup();
sdram_initialize(ARRAY_SIZE(cpu), cpu);
post_cache_as_ram();
}
|