3 #include <device/pci_def.h>
5 #include <device/pnp_def.h>
6 #include <arch/romcc_io.h>
7 #include <cpu/x86/lapic.h>
9 #include "option_table.h"
10 #include "pc80/mc146818rtc_early.c"
11 #include "pc80/serial.c"
12 #include "arch/i386/lib/console.c"
13 #include "ram/ramtest.c"
14 #include "northbridge/amd/amdk8/incoherent_ht.c"
15 #include "southbridge/amd/amd8111/amd8111_early_smbus.c"
16 #include "northbridge/amd/amdk8/raminit.h"
17 #include "cpu/amd/model_fxx/apic_timer.c"
18 #include "lib/delay.c"
19 #include "cpu/x86/lapic/boot_cpu.c"
20 #include "northbridge/amd/amdk8/reset_test.c"
21 #include "northbridge/amd/amdk8/debug.c"
22 #include "northbridge/amd/amdk8/cpu_rev.c"
23 #include "superio/NSC/pc87360/pc87360_early_serial.c"
24 #include "cpu/amd/mtrr/amd_earlymtrr.c"
25 #include "cpu/x86/bist.h"
27 #define SERIAL_DEV PNP_DEV(0x2e, PC87360_SP1)
29 static void hard_reset(void)
34 pci_write_config8(PCI_DEV(0, 0x04, 3), 0x41, 0xf1);
39 static void soft_reset(void)
42 pci_write_config8(PCI_DEV(0, 0x04, 0), 0x47, 1);
46 * GPIO28 of 8111 will control H0_MEMRESET_L
47 * GPIO29 of 8111 will control H1_MEMRESET_L
49 static void memreset_setup(void)
51 if (is_cpu_pre_c0()) {
52 /* Set the memreset low */
53 outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 28);
54 /* Ensure the BIOS has control of the memory lines */
55 outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 29);
58 /* Ensure the CPU has controll of the memory lines */
59 outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 29);
63 static void memreset(int controllers, const struct mem_controller *ctrl)
65 if (is_cpu_pre_c0()) {
67 /* Set memreset_high */
68 outb((0<<7)|(0<<6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 28);
73 static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes)
75 /* Routing Table Node i
77 * F0: 0x40, 0x44, 0x48, 0x4c, 0x50, 0x54, 0x58, 0x5c
78 * i: 0, 1, 2, 3, 4, 5, 6, 7
80 * [ 0: 3] Request Route
81 * [0] Route to this node
85 * [11: 8] Response Route
86 * [0] Route to this node
90 * [19:16] Broadcast route
91 * [0] Route to this node
97 uint32_t ret=0x00010101; /* default row entry */
99 static const unsigned int rows_2p[2][2] = {
100 { 0x00050101, 0x00010404 },
101 { 0x00010404, 0x00050101 }
105 print_debug("this mainboard is only designed for 2 cpus\r\n");
110 if (!(node>=maxnodes || row>=maxnodes)) {
111 ret=rows_2p[node][row];
117 static inline void activate_spd_rom(const struct mem_controller *ctrl)
122 static inline int spd_read_byte(unsigned device, unsigned address)
124 return smbus_read_byte(device, address);
127 #include "northbridge/amd/amdk8/raminit.c"
128 #include "northbridge/amd/amdk8/coherent_ht.c"
129 #include "sdram/generic_sdram.c"
130 #include "northbridge/amd/amdk8/resourcemap.c"
134 #define TOTAL_CPUS (FIRST_CPU + SECOND_CPU)
135 static void main(unsigned long bist)
137 static const struct mem_controller cpu[] = {
141 .f0 = PCI_DEV(0, 0x18, 0),
142 .f1 = PCI_DEV(0, 0x18, 1),
143 .f2 = PCI_DEV(0, 0x18, 2),
144 .f3 = PCI_DEV(0, 0x18, 3),
145 .channel0 = { (0xa<<3)|0, (0xa<<3)|2, 0, 0 },
146 .channel1 = { (0xa<<3)|1, (0xa<<3)|3, 0, 0 },
152 .f0 = PCI_DEV(0, 0x19, 0),
153 .f1 = PCI_DEV(0, 0x19, 1),
154 .f2 = PCI_DEV(0, 0x19, 2),
155 .f3 = PCI_DEV(0, 0x19, 3),
156 .channel0 = { (0xa<<3)|4, (0xa<<3)|6, 0, 0 },
157 .channel1 = { (0xa<<3)|5, (0xa<<3)|7, 0, 0 },
164 /* Skip this if there was a built in self test failure */
165 amd_early_mtrr_init();
168 /* Has this cpu already booted? */
169 if (cpu_init_detected()) {
170 asm volatile ("jmp __cpu_reset");
172 distinguish_cpu_resets();
177 /* Setup the console */
178 pc87360_enable_serial(SERIAL_DEV, TTYS0_BASE);
182 /* Halt if there was a built in self test failure */
183 report_bist_failure(bist);
185 setup_default_resource_map();
186 needs_reset = setup_coherent_ht_domain();
187 needs_reset |= ht_setup_chain(PCI_DEV(0, 0x18, 0), 0x80);
189 print_info("ht reset -\r\n");
198 dump_spd_registers(&cpu[0]);
202 sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu);
208 dump_pci_device(PCI_DEV(0, 0x18, 2));
211 /* Check all of memory */
214 msr = rdmsr(TOP_MEM);
215 print_debug("TOP_MEM: ");
216 print_debug_hex32(msr.hi);
217 print_debug_hex32(msr.lo);
221 ram_check(0x00000000, msr.lo);
224 static const struct {
225 unsigned long lo, hi;
227 /* Check 16MB of memory @ 0*/
228 { 0x00000000, 0x01000000 },
230 /* Check 16MB of memory @ 2GB */
231 { 0x80000000, 0x81000000 },
235 for(i = 0; i < sizeof(check_addrs)/sizeof(check_addrs[0]); i++) {
236 ram_check(check_addrs[i].lo, check_addrs[i].hi);