drop quite a lot of dead code that did nothing but produce warnings and make
[coreboot.git] / src / mainboard / intel / truxton / romstage.c
1 /*
2  * This file is part of the coreboot project.
3  *
4  * Copyright (C) 2008 Arastra, Inc.
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 as
8  * published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
18  *
19  */
20
21 #include <stdint.h>
22 #include <stdlib.h>
23 #include <device/pci_def.h>
24 #include <device/pci_ids.h>
25 #include <arch/io.h>
26 #include <device/pnp_def.h>
27 #include <arch/romcc_io.h>
28 #include <cpu/x86/lapic.h>
29 #include "pc80/mc146818rtc_early.c"
30 #include "pc80/serial.c"
31 #include "pc80/udelay_io.c"
32 #include "console/console.c"
33 #include "lib/ramtest.c"
34 #include "southbridge/intel/i3100/i3100_early_smbus.c"
35 #include "southbridge/intel/i3100/i3100_early_lpc.c"
36 #include "northbridge/intel/i3100/raminit_ep80579.h"
37 #include "superio/intel/i3100/i3100.h"
38 #include "cpu/x86/lapic/boot_cpu.c"
39 #include "cpu/x86/mtrr/earlymtrr.c"
40 #include "superio/intel/i3100/i3100_early_serial.c"
41 #include "cpu/x86/bist.h"
42 #include "spd.h"
43
44 #define SIO_GPIO_BASE 0x680
45 #define SIO_XBUS_BASE 0x4880
46
47 #define DEVPRES_CONFIG  (DEVPRES_D1F0 | DEVPRES_D2F0 | DEVPRES_D3F0 | DEVPRES_D4F0)
48
49 static inline int spd_read_byte(u16 device, u8 address)
50 {
51         return smbus_read_byte(device, address);
52 }
53
54 #include "northbridge/intel/i3100/raminit_ep80579.c"
55 #include "lib/generic_sdram.c"
56 #include "../../intel/jarrell/debug.c"
57 #include "arch/i386/lib/stages.c"
58
59 /* #define TRUXTON_DEBUG */
60
61 static void main(unsigned long bist)
62 {
63         msr_t msr;
64         u16 perf;
65         static const struct mem_controller mch[] = {
66                 {
67                         .node_id = 0,
68                         .f0 = PCI_DEV(0, 0x00, 0),
69                         .channel0 = { (0xa<<3)|2, (0xa<<3)|3 },
70                 }
71         };
72
73         if (bist == 0) {
74                 /* Skip this if there was a built in self test failure */
75                 early_mtrr_init();
76                 if (memory_initialized()) {
77                         skip_romstage();
78                 }
79         }
80
81         /* Set up the console */
82         i3100_enable_superio();
83         i3100_enable_serial(I3100_SUPERIO_CONFIG_PORT, I3100_SP1, CONFIG_TTYS0_BASE);
84         uart_init();
85         console_init();
86
87         /* Prevent the TCO timer from rebooting us */
88         i3100_halt_tco_timer();
89
90         /* Halt if there was a built in self test failure */
91         report_bist_failure(bist);
92
93 #ifdef TRUXTON_DEBUG
94         print_pci_devices();
95 #endif
96         enable_smbus();
97         dump_spd_registers();
98
99         sdram_initialize(ARRAY_SIZE(mch), mch);
100         dump_pci_devices();
101         dump_pci_device(PCI_DEV(0, 0x00, 0));
102 #ifdef TRUXTON_DEBUG
103         dump_bar14(PCI_DEV(0, 0x00, 0));
104 #endif
105
106 #ifdef TRUXTON_DEBUG
107         ram_fill(0x00000000, 0x02000000);
108         ram_verify(0x00000000, 0x02000000);
109 #endif
110 }
111