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
7 * (at your option) any later version.
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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 "option_table.h"
47 #include "pc80/mc146818rtc_early.c"
50 #include "southbridge/nvidia/mcp55/mcp55_early_smbus.c"
52 #include "pc80/serial.c"
53 #include "console/console.c"
54 #include "lib/ramtest.c"
56 #include <cpu/amd/model_fxx_rev.h>
58 // #include "southbridge/nvidia/mcp55/mcp55_early_smbus.c"
59 #include "northbridge/amd/amdk8/raminit.h"
60 #include "cpu/amd/model_fxx/apic_timer.c"
61 #include "lib/delay.c"
63 #include "cpu/x86/lapic/boot_cpu.c"
64 #include "northbridge/amd/amdk8/reset_test.c"
65 #include "superio/winbond/w83627hf/w83627hf_early_serial.c"
66 #include "superio/winbond/w83627hf/w83627hf_early_init.c"
68 #include "cpu/x86/bist.h"
70 #include "northbridge/amd/amdk8/debug.c"
72 #include "cpu/x86/mtrr/earlymtrr.c"
74 #include "northbridge/amd/amdk8/setup_resource_map.c"
76 #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
78 #include "southbridge/nvidia/mcp55/mcp55_early_ctrl.c"
80 static void memreset(int controllers, const struct mem_controller *ctrl)
84 static inline void dump_smbus_registers(void)
89 for (device = 1; device < 0x80; device++) {
91 if (smbus_read_byte(device, 0) < 0)
93 printk(BIOS_DEBUG, "smbus: %02x", device);
94 for (j = 0; j < 256; j++) {
97 status = smbus_read_byte(device, j);
101 if ((j & 0xf) == 0) {
102 printk(BIOS_DEBUG, "\n%02x: ", j);
104 byte = status & 0xff;
105 printk(BIOS_DEBUG, "%02x ", byte);
111 static inline void activate_spd_rom(const struct mem_controller *ctrl)
114 /* We don't do any switching yet. */
115 #define SMBUS_SWITCH1 0x48
116 #define SMBUS_SWITCH2 0x49
117 unsigned device=(ctrl->channel0[0])>>8;
118 smbus_send_byte(SMBUS_SWITCH1, device);
119 smbus_send_byte(SMBUS_SWITCH2, (device >> 4) & 0x0f);
124 static int smbus_send_byte_one(unsigned device, unsigned char val)
126 return do_smbus_send_byte(SMBUS1_IO_BASE, device, val);
129 static inline void change_i2c_mux(unsigned device)
131 #define SMBUS_SWITCH1 0x48
132 #define SMBUS_SWITHC2 0x49
133 smbus_send_byte(SMBUS_SWITCH1, device & 0x0f);
134 smbus_send_byte_one(SMBUS_SWITCH2, (device >> 4) & 0x0f);
136 print_debug("change_i2c_mux i="); print_debug_hex8(device); print_debug("\n");
137 dump_smbus_registers();
138 ret = smbus_send_byte(SMBUS_SWITCH1, device);
139 print_debug("change_i2c_mux ret="); print_debug_hex32(ret); print_debug("\n");
140 dump_smbus_registers();
141 ret = smbus_send_byte_one(SMBUS_SWITCH2, device);
142 print_debug("change_i2c_mux ret="); print_debug_hex32(ret); print_debug("\n");
143 dump_smbus_registers();
147 static inline int spd_read_byte(unsigned device, unsigned address)
149 return smbus_read_byte(device, address);
152 #include "northbridge/amd/amdk8/amdk8_f.h"
153 #include "northbridge/amd/amdk8/incoherent_ht.c"
154 #include "northbridge/amd/amdk8/coherent_ht.c"
155 #include "northbridge/amd/amdk8/raminit_f.c"
156 #include "lib/generic_sdram.c"
158 #include "resourcemap.c"
160 #include "cpu/amd/dualcore/dualcore.c"
163 #define MCP55_USE_NIC 1
164 #define MCP55_USE_AZA 1
166 #define MCP55_PCI_E_X_0 4
168 #include "southbridge/nvidia/mcp55/mcp55_early_setup_ss.h"
169 #include "southbridge/nvidia/mcp55/mcp55_early_setup_car.c"
171 #include "cpu/amd/car/post_cache_as_ram.c"
173 #include "cpu/amd/model_fxx/init_cpus.c"
175 #include "cpu/amd/model_fxx/fidvid.c"
177 #include "southbridge/nvidia/mcp55/mcp55_enable_rom.c"
178 #include "northbridge/amd/amdk8/early_ht.c"
180 static void sio_setup(void)
186 // smbusx_write_byte(1, (0x58>>1), 0, 0x80); /* select bank0 */
187 smbusx_write_byte(1, (0x58 >> 1), 0xb1, 0xff); /* set FAN ctrl to DC mode */
189 byte = pci_read_config8(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0x7b);
191 pci_write_config8(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0x7b, byte);
193 dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0xa0);
195 pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0xa0, dword);
197 dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0xa4);
199 pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0xa4, dword);
202 /* We have no idea where the SMBUS switch is. This doesn't do anything ATM. */
206 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
208 /* The SPD is being read from the CPU1 (marked CPU2 on the board) and we
209 don't know how to switch the SMBus to decode the CPU0 SPDs. So, The
210 memory on each CPU must be an exact match.
212 static const uint16_t spd_addr[] = {
214 RC0 | (0xa << 3) | 0, RC0 | (0xa << 3) | 2,
215 RC0 | (0xa << 3) | 4, RC0 | (0xa << 3) | 6,
216 RC0 | (0xa << 3) | 1, RC0 | (0xa << 3) | 3,
217 RC0 | (0xa << 3) | 5, RC0 | (0xa << 3) | 7,
219 RC1 | (0xa << 3) | 0, RC1 | (0xa << 3) | 2,
220 RC1 | (0xa << 3) | 4, RC1 | (0xa << 3) | 6,
221 RC1 | (0xa << 3) | 1, RC1 | (0xa << 3) | 3,
222 RC1 | (0xa << 3) | 5, RC1 | (0xa << 3) | 7,
225 struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE
226 + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
229 unsigned bsp_apicid = 0;
231 if (!cpu_init_detectedx && boot_cpu()) {
232 /* Nothing special needs to be done to find bus 0 */
233 /* Allow the HT devices to be found */
235 enumerate_ht_chain();
239 /* Setup the mcp55 */
244 bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
247 pnp_enter_ext_func_mode(SERIAL_DEV);
248 pnp_write_config(SERIAL_DEV, 0x24, 0x84 | (1 << 6));
249 w83627hf_enable_dev(SERIAL_DEV, CONFIG_TTYS0_BASE);
250 pnp_exit_ext_func_mode(SERIAL_DEV);
255 /* Halt if there was a built in self test failure */
256 report_bist_failure(bist);
258 printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
260 setup_mb_resource_map();
262 print_debug("bsp_apicid=");
263 print_debug_hex8(bsp_apicid);
266 #if CONFIG_MEM_TRAIN_SEQ == 1
267 set_sysinfo_in_ram(0); // in BSP so could hold all ap until sysinfo is in ram
269 /* dump_smbus_registers(); */
270 setup_coherent_ht_domain(); // routing table and start other core0
272 wait_all_core0_started();
273 #if CONFIG_LOGICAL_CPUS==1
274 // It is said that we should start core1 after all core0 launched
275 /* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain,
276 * So here need to make sure last core0 is started, esp for two way system,
277 * (there may be apic id conflicts in that case)
280 wait_all_other_cores_started(bsp_apicid);
283 /* it will set up chains and store link pair for optimization later */
284 ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
290 msr = rdmsr(0xc0010042);
291 print_debug("begin msr fid, vid ");
292 print_debug_hex32(msr.hi);
293 print_debug_hex32(msr.lo);
300 enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
302 init_fidvid_bsp(bsp_apicid);
304 // show final fid and vid
307 msr = rdmsr(0xc0010042);
308 print_debug("end msr fid, vid ");
309 print_debug_hex32(msr.hi);
310 print_debug_hex32(msr.lo);
317 needs_reset |= optimize_link_coherent_ht();
318 needs_reset |= optimize_link_incoherent_ht(sysinfo);
319 needs_reset |= mcp55_early_setup_x();
321 // fidvid change will issue one LDTSTOP and the HT change will be effective too
323 print_info("ht reset -\n");
327 allow_all_aps_stop(bsp_apicid);
329 //It's the time to set ctrl in sysinfo now;
330 fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
332 enable_smbus(); /* enable in sio_setup */
334 //do we need apci timer, tsc...., only debug need it for better output
335 /* all ap stopped? */
336 // init_timer(); // Need to use TMICT to synconize FID/VID
338 sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
340 post_cache_as_ram(); // bsp swtich stack to ram and copy sysinfo ram now