copy_and_run.c is not needed twice, and it is used on non-car too.
[coreboot.git] / src / mainboard / asus / a8n_e / romstage.c
1 /*
2  * This file is part of the coreboot project.
3  *
4  * Copyright (C) 2007 AMD
5  * (Written by Yinghai Lu <yinghailu@amd.com> for AMD)
6  * Copyright (C) 2007 Philipp Degler <pdegler@rumms.uni-mannheim.de>
7  * (Thanks to LSRA University of Mannheim for their support)
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
22  */
23
24 /* Used by it8712f_enable_serial(). */
25 #define SERIAL_DEV PNP_DEV(0x2e, IT8712F_SP1)
26
27 /* Used by raminit. */
28 #define QRANK_DIMM_SUPPORT 1
29
30 #if CONFIG_LOGICAL_CPUS == 1
31 #define SET_NB_CFG_54 1
32 #endif
33
34 #include <stdint.h>
35 #include <string.h>
36 #include <device/pci_def.h>
37 #include <arch/io.h>
38 #include <device/pnp_def.h>
39 #include <arch/romcc_io.h>
40 #include <cpu/x86/lapic.h>
41 #include "option_table.h"
42 #include "pc80/mc146818rtc_early.c"
43 #include "cpu/x86/lapic/boot_cpu.c"
44 #include "northbridge/amd/amdk8/reset_test.c"
45 #include "superio/ite/it8712f/it8712f_early_serial.c"
46
47 /* Used by ck894_early_setup(). */
48 #define CK804_NUM 1
49
50 #include <cpu/amd/model_fxx_rev.h>
51 #include "pc80/serial.c"
52 #include "console/console.c"
53 #include "lib/ramtest.c"
54 #include "northbridge/amd/amdk8/incoherent_ht.c"
55 #include "southbridge/nvidia/ck804/ck804_early_smbus.c"
56 #include "northbridge/amd/amdk8/raminit.h"
57 #include "cpu/amd/model_fxx/apic_timer.c"
58 #include "lib/delay.c"
59 #include "northbridge/amd/amdk8/debug.c"
60 #include "cpu/amd/mtrr/amd_earlymtrr.c"
61 #include "cpu/x86/bist.h"
62 #include "northbridge/amd/amdk8/setup_resource_map.c"
63 #include "northbridge/amd/amdk8/coherent_ht.c"
64 #include "cpu/amd/dualcore/dualcore.c"
65
66 static void memreset_setup(void)
67 {
68         /* Nothing to do. */
69 }
70
71 static void memreset(int controllers, const struct mem_controller *ctrl)
72 {
73         /* Nothing to do. */
74 }
75
76 static inline void activate_spd_rom(const struct mem_controller *ctrl)
77 {
78         /* Nothing to do. */
79 }
80
81 static inline int spd_read_byte(unsigned device, unsigned address)
82 {
83         return smbus_read_byte(device, address);
84 }
85
86 #include "northbridge/amd/amdk8/raminit.c"
87 #include "lib/generic_sdram.c"
88 #include "southbridge/nvidia/ck804/ck804_early_setup_ss.h"
89 #include "southbridge/nvidia/ck804/ck804_early_setup.c"
90
91 #include "cpu/amd/car/post_cache_as_ram.c"
92 #include "cpu/amd/model_fxx/init_cpus.c"
93
94 #include "southbridge/nvidia/ck804/ck804_enable_rom.c"
95 #include "northbridge/amd/amdk8/early_ht.c"
96
97 static void sio_setup(void)
98 {
99         uint32_t dword;
100         uint8_t byte;
101
102         /* Subject decoding */
103         byte = pci_read_config8(PCI_DEV(0, CK804_DEVN_BASE + 1, 0), 0x7b);
104         byte |= 0x20;
105         pci_write_config8(PCI_DEV(0, CK804_DEVN_BASE + 1, 0), 0x7b, byte);
106
107         /* LPC Positive Decode 0 */
108         dword = pci_read_config32(PCI_DEV(0, CK804_DEVN_BASE + 1, 0), 0xa0);
109         dword |= (1 << 0) | (1 << 1);   /* Serial 0, Serial 1 */
110         pci_write_config32(PCI_DEV(0, CK804_DEVN_BASE + 1, 0), 0xa0, dword);
111 }
112
113 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
114 {
115         static const uint16_t spd_addr[] = {
116                 (0xa << 3) | 0, (0xa << 3) | 2, 0, 0,
117                 (0xa << 3) | 1, (0xa << 3) | 3, 0, 0,
118 #if CONFIG_MAX_PHYSICAL_CPUS > 1
119                 (0xa << 3) | 4, (0xa << 3) | 6, 0, 0,
120                 (0xa << 3) | 5, (0xa << 3) | 7, 0, 0,
121 #endif
122         };
123
124         int needs_reset;
125         unsigned nodes, bsp_apicid = 0;
126         struct mem_controller ctrl[8];
127
128         if (!cpu_init_detectedx && boot_cpu()) {
129                 /* Nothing special needs to be done to find bus 0 */
130                 /* Allow the HT devices to be found */
131                 enumerate_ht_chain();
132
133                 sio_setup();
134
135                 /* Setup the ck804 */
136                 ck804_enable_rom();
137         }
138
139         if (bist == 0)
140                 bsp_apicid = init_cpus(cpu_init_detectedx);
141
142         it8712f_24mhz_clkin();
143         it8712f_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
144         uart_init();
145         console_init();
146
147         /* Halt if there was a built in self test failure */
148         report_bist_failure(bist);
149
150 #if 0
151         dump_pci_device(PCI_DEV(0, 0x18, 0));
152 #endif
153
154         needs_reset = setup_coherent_ht_domain();
155
156         wait_all_core0_started();
157 #if CONFIG_LOGICAL_CPUS==1
158         /* It is said that we should start core1 after all core0 launched. */
159         start_other_cores();
160         wait_all_other_cores_started(bsp_apicid);
161 #endif
162
163         needs_reset |= ht_setup_chains_x();
164         needs_reset |= ck804_early_setup_x();
165
166         if (needs_reset) {
167                 print_info("ht reset -\n");
168                 soft_reset();
169         }
170
171         allow_all_aps_stop(bsp_apicid);
172
173         nodes = get_nodes();
174         /* It's the time to set ctrl now. */
175         fill_mem_ctrl(nodes, ctrl, spd_addr);
176
177         enable_smbus();
178
179 #if 0
180         dump_spd_registers(&ctrl[0]);
181         dump_smbus_registers();
182 #endif
183
184         memreset_setup();
185         sdram_initialize(nodes, ctrl);
186
187 #if 0
188         print_pci_devices();
189         dump_pci_devices();
190 #endif
191
192         post_cache_as_ram();
193 }
194