4 #include <device/pci_def.h>
6 #include <device/pnp_def.h>
7 #include <arch/romcc_io.h>
8 #include <cpu/x86/lapic.h>
10 #include "option_table.h"
11 #include "pc80/mc146818rtc_early.c"
12 #include "pc80/serial.c"
13 #include "arch/i386/lib/console.c"
14 #include "ram/ramtest.c"
15 #include "northbridge/amd/amdk8/incoherent_ht.c"
16 #include "southbridge/amd/amd8111/amd8111_early_smbus.c"
17 #include "northbridge/amd/amdk8/raminit.h"
18 #include "cpu/amd/model_fxx/apic_timer.c"
19 #include "lib/delay.c"
20 #include "cpu/x86/lapic/boot_cpu.c"
21 #include "northbridge/amd/amdk8/reset_test.c"
22 #include "northbridge/amd/amdk8/debug.c"
23 #include "northbridge/amd/amdk8/cpu_rev.c"
24 #include "superio/winbond/w83627hf/w83627hf_early_serial.c"
25 #include "cpu/amd/mtrr/amd_earlymtrr.c"
26 #include "cpu/x86/bist.h"
28 #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
30 static void hard_reset(void)
35 pci_write_config8(PCI_DEV(0, 0x04, 3), 0x41, 0xf1);
40 static void soft_reset(void)
43 pci_write_config8(PCI_DEV(0, 0x04, 0), 0x47, 1);
46 static void soft2_reset(void)
49 pci_write_config8(PCI_DEV(3, 0x04, 0), 0x47, 1);
52 static void memreset_setup(void)
54 if (is_cpu_pre_c0()) {
55 outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 16); //REVC_MEMRST_EN=0
58 outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 16); //REVC_MEMRST_EN=1
60 outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 17);
63 static void memreset(int controllers, const struct mem_controller *ctrl)
65 if (is_cpu_pre_c0()) {
67 outb((0<<7)|(0<<6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 17); //REVB_MEMRST_L=1
72 static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes)
74 /* Routing Table Node i
76 * F0: 0x40, 0x44, 0x48, 0x4c, 0x50, 0x54, 0x58, 0x5c
77 * i: 0, 1, 2, 3, 4, 5, 6, 7
79 * [ 0: 3] Request Route
80 * [0] Route to this node
84 * [11: 8] Response Route
85 * [0] Route to this node
89 * [19:16] Broadcast route
90 * [0] Route to this node
95 uint32_t ret=0x00010101; /* default row entry */
106 CPU2-------------CPU0---------8131----------8111
110 /* Link0 of CPU0 to Link0 of CPU1 */
111 /* Link2 of CPU0 to Link1 of CPU2 */
112 /* Link1 of CPU1 to Link2 of CPU3 */
113 /* Link0 of CPU2 to Link0 of CPU3 */
115 static const unsigned int rows_4p[4][4] = {
116 { 0x000b0101, 0x00010202, 0x00030808, 0x00010208 },
117 { 0x00010202, 0x00070101, 0x00010204, 0x00030404 },
118 { 0x00030404, 0x00010204, 0x00070101, 0x00010202 },
119 { 0x00010208, 0x00030808, 0x00010202, 0x000b0101 }
122 if (!(node>=maxnodes || row>=maxnodes)) {
123 ret=rows_4p[node][row];
129 static inline void activate_spd_rom(const struct mem_controller *ctrl)
131 #define SMBUS_HUB 0x18
132 unsigned device=(ctrl->channel0[0])>>8;
133 smbus_write_byte(SMBUS_HUB , 0x01, device);
134 smbus_write_byte(SMBUS_HUB , 0x03, 0);
137 static inline void change_i2c_mux(unsigned device)
139 #define SMBUS_HUB 0x18
140 smbus_write_byte(SMBUS_HUB , 0x01, device);
141 smbus_write_byte(SMBUS_HUB , 0x03, 0);
145 static inline int spd_read_byte(unsigned device, unsigned address)
147 return smbus_read_byte(device, address);
150 //#include "northbridge/amd/amdk8/setup_resource_map.c"
151 #include "northbridge/amd/amdk8/raminit.c"
154 #define ENABLE_APIC_EXT_ID 1
155 #define APIC_ID_OFFSET 0x10
157 #define ENABLE_APIC_EXT_ID 0
160 #include "northbridge/amd/amdk8/coherent_ht.c"
161 #include "sdram/generic_sdram.c"
163 /* tyan does not want the default */
164 #include "resourcemap.c"
172 #define TOTAL_CPUS (FIRST_CPU + SECOND_CPU + THIRD_CPU + FOURTH_CPU)
174 #define RC0 ((1<<1)<<8)
175 #define RC1 ((1<<2)<<8)
176 #define RC2 ((1<<3)<<8)
177 #define RC3 ((1<<4)<<8)
184 static void main(unsigned long bist)
186 static const struct mem_controller cpu[] = {
190 .f0 = PCI_DEV(0, 0x18, 0),
191 .f1 = PCI_DEV(0, 0x18, 1),
192 .f2 = PCI_DEV(0, 0x18, 2),
193 .f3 = PCI_DEV(0, 0x18, 3),
194 .channel0 = { RC0|DIMM0, RC0|DIMM2, 0, 0 },
195 .channel1 = { RC0|DIMM1, RC0|DIMM3, 0, 0 },
201 .f0 = PCI_DEV(0, 0x19, 0),
202 .f1 = PCI_DEV(0, 0x19, 1),
203 .f2 = PCI_DEV(0, 0x19, 2),
204 .f3 = PCI_DEV(0, 0x19, 3),
205 .channel0 = { RC1|DIMM0, RC1|DIMM2 , 0, 0 },
206 .channel1 = { RC1|DIMM1, RC1|DIMM3 , 0, 0 },
214 .f0 = PCI_DEV(0, 0x1a, 0),
215 .f1 = PCI_DEV(0, 0x1a, 1),
216 .f2 = PCI_DEV(0, 0x1a, 2),
217 .f3 = PCI_DEV(0, 0x1a, 3),
218 .channel0 = { RC2|DIMM0, RC2|DIMM2, 0, 0 },
219 .channel1 = { RC2|DIMM1, RC2|DIMM3, 0, 0 },
226 .f0 = PCI_DEV(0, 0x1b, 0),
227 .f1 = PCI_DEV(0, 0x1b, 1),
228 .f2 = PCI_DEV(0, 0x1b, 2),
229 .f3 = PCI_DEV(0, 0x1b, 3),
230 .channel0 = { RC3|DIMM0, RC3|DIMM2, 0, 0 },
231 .channel1 = { RC3|DIMM1, RC3|DIMM3, 0, 0 },
240 /* Skip this if there was a built in self test failure */
241 amd_early_mtrr_init();
244 nodeid = lapicid() & 0xf;
245 #if ENABLE_APIC_EXT_ID == 1
246 enable_apic_ext_id(nodeid);
247 lapic_write(LAPIC_ID, ( lapic_read(LAPIC_ID) | (APIC_ID_OFFSET<<24) ) ); // CPU apicid is from 0x10
249 if (cpu_init_detected(nodeid)) {
250 asm volatile ("jmp __cpu_reset");
252 distinguish_cpu_resets(nodeid);
259 w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE);
263 /* Halt if there was a built in self test failure */
264 report_bist_failure(bist);
266 setup_s4882_resource_map();
267 needs_reset = setup_coherent_ht_domain();
269 needs_reset |= ht_setup_chain(PCI_DEV(0, 0x18, 0), 0xa0);
271 // automatically set that for you, but you might meet tight space
272 needs_reset |= ht_setup_chains_x();
275 print_info("ht reset -\r\n");
285 // activate_spd_rom(&cpu[0]);
286 // dump_spd_registers(&cpu[0]);
288 // for(i=0;i<4;i++) {
289 // activate_spd_rom(&cpu[i]);
290 // dump_smbus_registers();
292 for(i=1;i<256;i=i*2) {
294 dump_smbus_registers();
299 sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu);
305 dump_pci_device(PCI_DEV(0, 0x18, 1));
308 /* Check all of memory */
311 msr = rdmsr(TOP_MEM2);
312 print_debug("TOP_MEM2: ");
313 print_debug_hex32(msr.hi);
314 print_debug_hex32(msr.lo);
319 ram_check(0x00000000, msr.lo+(msr.hi<<32));
322 // Check 16MB of memory @ 0
323 ram_check(0x00000000, 0x01000000);
325 // Check 16MB of memory @ 2GB
326 ram_check(0x80000000, 0x81000000);