Change all occurences of NSC to nsc in the code. The next commit
[coreboot.git] / src / mainboard / amd / solo / auto.c
1 #define ASSEMBLY 1
2 #include <stdint.h>
3 #include <device/pci_def.h>
4 #include <arch/io.h>
5 #include <device/pnp_def.h>
6 #include <arch/romcc_io.h>
7 #include <cpu/x86/lapic.h>
8 #include <arch/cpu.h>
9 #include "option_table.h"
10 #include "pc80/mc146818rtc_early.c"
11 #include "pc80/serial.c"
12 #include "arch/i386/lib/console.c"
13 #include "ram/ramtest.c"
14 #include "southbridge/amd/amd8111/amd8111_early_smbus.c"
15 #include "northbridge/amd/amdk8/raminit.h"
16 #include "cpu/amd/model_fxx/apic_timer.c"
17 #include "lib/delay.c"
18 #include "cpu/x86/lapic/boot_cpu.c"
19 #include "northbridge/amd/amdk8/reset_test.c"
20 #include "northbridge/amd/amdk8/debug.c"
21 #include <cpu/amd/model_fxx_rev.h>
22 #include "superio/nsc/pc87360/pc87360_early_serial.c"
23 #include "cpu/amd/mtrr/amd_earlymtrr.c"
24 #include "cpu/x86/bist.h"
25
26 #define SERIAL_DEV PNP_DEV(0x2e, PC87360_SP1)
27
28 static void hard_reset(void)
29 {
30         set_bios_reset();
31
32         /* enable cf9 */
33         pci_write_config8(PCI_DEV(0, 0x05, 3), 0x41, 0xf1);
34         /* reset */
35         outb(0x0e, 0x0cf9);
36 }
37
38 static void soft_reset(void)
39 {
40         set_bios_reset();
41         pci_write_config8(PCI_DEV(0, 0x05, 0), 0x47, 1);
42 }
43
44 static void memreset_setup(void)
45 {
46         if (is_cpu_pre_c0()) {
47                 /* Set the memreset low */
48                 outb((0 << 7) | (0 << 6) | (0 << 5) | (0 << 4) | (1 << 2) |
49                      (0 << 0), SMBUS_IO_BASE + 0xc0 + 28);
50                 /* Ensure the BIOS has control of the memory lines */
51                 outb((0 << 7) | (0 << 6) | (0 << 5) | (0 << 4) | (1 << 2) |
52                      (0 << 0), SMBUS_IO_BASE + 0xc0 + 29);
53         } else {
54                 /* Ensure the CPU has controll of the memory lines */
55                 outb((0 << 7) | (0 << 6) | (0 << 5) | (0 << 4) | (1 << 2) |
56                      (1 << 0), SMBUS_IO_BASE + 0xc0 + 29);
57         }
58 }
59
60 static void memreset(int controllers, const struct mem_controller *ctrl)
61 {
62         if (is_cpu_pre_c0()) {
63                 udelay(800);
64                 /* Set memreset_high */
65                 outb((0 << 7) | (0 << 6) | (0 << 5) | (0 << 4) | (1 << 2) |
66                      (1 << 0), SMBUS_IO_BASE + 0xc0 + 28);
67                 udelay(90);
68         }
69 }
70
71 static unsigned int generate_row(uint8_t node, uint8_t row,
72                                  uint8_t maxnodes)
73 {
74         /* since the AMD Solo is a UP only machine, we can 
75          * always return the default row entry value
76          */
77         return 0x00010101;      /* default row entry */
78 }
79
80 static inline void activate_spd_rom(const struct mem_controller *ctrl)
81 {
82         /* nothing to do */
83 }
84
85 static inline int spd_read_byte(unsigned device, unsigned address)
86 {
87         return smbus_read_byte(device, address);
88 }
89
90 #include "northbridge/amd/amdk8/raminit.c"
91 #include "northbridge/amd/amdk8/coherent_ht.c"
92 #include "northbridge/amd/amdk8/incoherent_ht.c"
93 #include "cpu/amd/dualcore/dualcore.c"
94 #include "sdram/generic_sdram.c"
95 #include "northbridge/amd/amdk8/resourcemap.c"
96
97 static void main(unsigned long bist)
98 {
99         static const struct mem_controller cpu[] = {
100                 {
101                  .node_id = 0,
102                  .f0 = PCI_DEV(0, 0x18, 0),
103                  .f1 = PCI_DEV(0, 0x18, 1),
104                  .f2 = PCI_DEV(0, 0x18, 2),
105                  .f3 = PCI_DEV(0, 0x18, 3),
106                  .channel0 = {(0xa << 3) | 0, (0xa << 3) | 1, 0, 0},
107                  .channel1 = {0, 0, 0, 0},
108                  }
109         };
110
111         int needs_reset;
112         unsigned nodeid;
113
114         if (bist == 0) {
115                 k8_init_and_stop_secondaries();
116         }
117
118         /* Setup the console */
119         pc87360_enable_serial(SERIAL_DEV, TTYS0_BASE);
120         uart_init();
121         console_init();
122
123         /* Halt if there was a built in self test failure */
124         report_bist_failure(bist);
125         
126         setup_default_resource_map();
127         needs_reset = setup_coherent_ht_domain();
128         needs_reset |= ht_setup_chain(PCI_DEV(0, 0x18, 0), 0x80);
129         if (needs_reset) {
130                 print_info("ht reset -\r\n");
131                 soft_reset();
132         }
133
134 #if 0
135         print_pci_devices();
136 #endif
137         enable_smbus();
138 #if 0
139         dump_spd_registers(&cpu[0]);
140 #endif
141
142         memreset_setup();
143         sdram_initialize(sizeof(cpu) / sizeof(cpu[0]), cpu);
144
145 #if 0
146         dump_pci_devices();
147         dump_pci_device(PCI_DEV(0, 0x18, 2));
148
149         /* Check the first 1M */
150         ram_check(0x00000000, 0x000100000);
151 #endif
152 }