2 * This file is part of the coreboot project.
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5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
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10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19 #define RAMINIT_SYSINFO 1
21 #define K8_ALLOCATE_IO_RANGE 1
23 #define QRANK_DIMM_SUPPORT 1
25 #if CONFIG_LOGICAL_CPUS==1
26 #define SET_NB_CFG_54 1
29 // used by init_cpus and fidvid
31 //if we want to wait for core1 done before DQS training, set it to 0
32 #define SET_FIDVID_CORE0_ONLY 1
34 #if CONFIG_K8_REV_F_SUPPORT == 1
35 #define K8_REV_F_SUPPORT_F0_F1_WORKAROUND 0
40 #include <device/pci_def.h>
41 #include <device/pci_ids.h>
43 #include <device/pnp_def.h>
44 #include <arch/romcc_io.h>
45 #include <cpu/x86/lapic.h>
46 #include <pc80/mc146818rtc.h>
48 #include <console/console.h>
51 #include <cpu/amd/model_fxx_rev.h>
54 #include "southbridge/nvidia/mcp55/mcp55_early_smbus.c"
55 #include "northbridge/amd/amdk8/raminit.h"
56 #include "cpu/amd/model_fxx/apic_timer.c"
57 #include "lib/delay.c"
59 #include "cpu/x86/lapic/boot_cpu.c"
60 #include "northbridge/amd/amdk8/reset_test.c"
61 #include "superio/winbond/w83627hf/w83627hf_early_serial.c"
62 #include "superio/winbond/w83627hf/w83627hf_early_init.c"
64 #include "cpu/x86/bist.h"
66 #include "northbridge/amd/amdk8/debug.c"
68 #include "cpu/x86/mtrr/earlymtrr.c"
70 #include "northbridge/amd/amdk8/setup_resource_map.c"
72 #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
74 #include "southbridge/nvidia/mcp55/mcp55_early_ctrl.c"
76 static void memreset(int controllers, const struct mem_controller *ctrl)
80 static inline void dump_smbus_registers(void)
85 for (device = 1; device < 0x80; device++) {
87 if (smbus_read_byte(device, 0) < 0)
89 printk(BIOS_DEBUG, "smbus: %02x", device);
90 for (j = 0; j < 256; j++) {
93 status = smbus_read_byte(device, j);
98 printk(BIOS_DEBUG, "\n%02x: ", j);
100 byte = status & 0xff;
101 printk(BIOS_DEBUG, "%02x ", byte);
107 static inline void activate_spd_rom(const struct mem_controller *ctrl)
110 /* We don't do any switching yet. */
111 #define SMBUS_SWITCH1 0x48
112 #define SMBUS_SWITCH2 0x49
113 unsigned device=(ctrl->channel0[0])>>8;
114 smbus_send_byte(SMBUS_SWITCH1, device);
115 smbus_send_byte(SMBUS_SWITCH2, (device >> 4) & 0x0f);
120 static int smbus_send_byte_one(unsigned device, unsigned char val)
122 return do_smbus_send_byte(SMBUS1_IO_BASE, device, val);
125 static inline void change_i2c_mux(unsigned device)
127 #define SMBUS_SWITCH1 0x48
128 #define SMBUS_SWITHC2 0x49
129 smbus_send_byte(SMBUS_SWITCH1, device & 0x0f);
130 smbus_send_byte_one(SMBUS_SWITCH2, (device >> 4) & 0x0f);
132 print_debug("change_i2c_mux i="); print_debug_hex8(device); print_debug("\n");
133 dump_smbus_registers();
134 ret = smbus_send_byte(SMBUS_SWITCH1, device);
135 print_debug("change_i2c_mux ret="); print_debug_hex32(ret); print_debug("\n");
136 dump_smbus_registers();
137 ret = smbus_send_byte_one(SMBUS_SWITCH2, device);
138 print_debug("change_i2c_mux ret="); print_debug_hex32(ret); print_debug("\n");
139 dump_smbus_registers();
143 static inline int spd_read_byte(unsigned device, unsigned address)
145 return smbus_read_byte(device, address);
148 #include "northbridge/amd/amdk8/amdk8_f.h"
149 #include "northbridge/amd/amdk8/incoherent_ht.c"
150 #include "northbridge/amd/amdk8/coherent_ht.c"
151 #include "northbridge/amd/amdk8/raminit_f.c"
152 #include "lib/generic_sdram.c"
154 #include "resourcemap.c"
156 #include "cpu/amd/dualcore/dualcore.c"
159 #define MCP55_USE_NIC 1
160 #define MCP55_USE_AZA 1
162 #define MCP55_PCI_E_X_0 4
164 #include "southbridge/nvidia/mcp55/mcp55_early_setup_ss.h"
165 #include "southbridge/nvidia/mcp55/mcp55_early_setup_car.c"
167 #include "cpu/amd/car/post_cache_as_ram.c"
169 #include "cpu/amd/model_fxx/init_cpus.c"
171 #include "cpu/amd/model_fxx/fidvid.c"
173 #include "southbridge/nvidia/mcp55/mcp55_enable_rom.c"
174 #include "northbridge/amd/amdk8/early_ht.c"
176 static void sio_setup(void)
182 // smbusx_write_byte(1, (0x58>>1), 0, 0x80); /* select bank0 */
183 smbusx_write_byte(1, (0x58 >> 1), 0xb1, 0xff); /* set FAN ctrl to DC mode */
185 byte = pci_read_config8(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0x7b);
187 pci_write_config8(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0x7b, byte);
189 dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0xa0);
191 pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0xa0, dword);
193 dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0xa4);
195 pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0xa4, dword);
198 /* We have no idea where the SMBUS switch is. This doesn't do anything ATM. */
202 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
204 /* The SPD is being read from the CPU1 (marked CPU2 on the board) and we
205 don't know how to switch the SMBus to decode the CPU0 SPDs. So, The
206 memory on each CPU must be an exact match.
208 static const uint16_t spd_addr[] = {
210 RC0 | (0xa << 3) | 0, RC0 | (0xa << 3) | 2,
211 RC0 | (0xa << 3) | 4, RC0 | (0xa << 3) | 6,
212 RC0 | (0xa << 3) | 1, RC0 | (0xa << 3) | 3,
213 RC0 | (0xa << 3) | 5, RC0 | (0xa << 3) | 7,
215 RC1 | (0xa << 3) | 0, RC1 | (0xa << 3) | 2,
216 RC1 | (0xa << 3) | 4, RC1 | (0xa << 3) | 6,
217 RC1 | (0xa << 3) | 1, RC1 | (0xa << 3) | 3,
218 RC1 | (0xa << 3) | 5, RC1 | (0xa << 3) | 7,
221 struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE
222 + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
225 unsigned bsp_apicid = 0;
227 if (!cpu_init_detectedx && boot_cpu()) {
228 /* Nothing special needs to be done to find bus 0 */
229 /* Allow the HT devices to be found */
231 enumerate_ht_chain();
235 /* Setup the mcp55 */
240 bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
243 pnp_enter_ext_func_mode(SERIAL_DEV);
244 pnp_write_config(SERIAL_DEV, 0x24, 0x84 | (1 << 6));
245 w83627hf_enable_dev(SERIAL_DEV, CONFIG_TTYS0_BASE);
246 pnp_exit_ext_func_mode(SERIAL_DEV);
251 /* Halt if there was a built in self test failure */
252 report_bist_failure(bist);
254 printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
256 setup_mb_resource_map();
258 print_debug("bsp_apicid=");
259 print_debug_hex8(bsp_apicid);
262 #if CONFIG_MEM_TRAIN_SEQ == 1
263 set_sysinfo_in_ram(0); // in BSP so could hold all ap until sysinfo is in ram
265 /* dump_smbus_registers(); */
266 setup_coherent_ht_domain(); // routing table and start other core0
268 wait_all_core0_started();
269 #if CONFIG_LOGICAL_CPUS==1
270 // It is said that we should start core1 after all core0 launched
271 /* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain,
272 * So here need to make sure last core0 is started, esp for two way system,
273 * (there may be apic id conflicts in that case)
276 wait_all_other_cores_started(bsp_apicid);
279 /* it will set up chains and store link pair for optimization later */
280 ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
286 msr = rdmsr(0xc0010042);
287 print_debug("begin msr fid, vid ");
288 print_debug_hex32(msr.hi);
289 print_debug_hex32(msr.lo);
296 enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
298 init_fidvid_bsp(bsp_apicid);
300 // show final fid and vid
303 msr = rdmsr(0xc0010042);
304 print_debug("end msr fid, vid ");
305 print_debug_hex32(msr.hi);
306 print_debug_hex32(msr.lo);
312 init_timer(); /* Need to use TMICT to synconize FID/VID. */
314 needs_reset |= optimize_link_coherent_ht();
315 needs_reset |= optimize_link_incoherent_ht(sysinfo);
316 needs_reset |= mcp55_early_setup_x();
318 // fidvid change will issue one LDTSTOP and the HT change will be effective too
320 print_info("ht reset -\n");
324 allow_all_aps_stop(bsp_apicid);
326 //It's the time to set ctrl in sysinfo now;
327 fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
329 enable_smbus(); /* enable in sio_setup */
331 /* all ap stopped? */
333 sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
335 post_cache_as_ram(); // bsp swtich stack to ram and copy sysinfo ram now