2 // #define MAXIMUM_CONSOLE_LOGLEVEL 9
3 // #define DEFAULT_CONSOLE_LOGLEVEL 9
6 #include <device/pci_def.h>
7 #include <cpu/p6/apic.h>
9 #include <device/pnp.h>
10 #include <arch/romcc_io.h>
11 #include "pc80/serial.c"
12 #include "arch/i386/lib/console.c"
13 #include "ram/ramtest.c"
14 #include "northbridge/amd/amdk8/early_ht.c"
15 #include "southbridge/amd/amd8111/amd8111_early_smbus.c"
16 #include "northbridge/amd/amdk8/raminit.h"
17 #include "cpu/k8/apic_timer.c"
18 #include "lib/delay.c"
19 #include "cpu/p6/boot_cpu.c"
20 #include "northbridge/amd/amdk8/reset_test.c"
22 #include "northbridge/amd/amdk8/cpu_rev.c"
26 static void memreset_setup(void)
28 if (is_cpu_pre_c0()) {
29 /* Set the memreset low */
30 outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 28);
31 /* Ensure the BIOS has control of the memory lines */
32 outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 29);
35 /* Ensure the CPU has controll of the memory lines */
36 outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 29);
40 static void memreset(int controllers, const struct mem_controller *ctrl)
42 if (is_cpu_pre_c0()) {
44 /* Set memreset_high */
45 outb((0<<7)|(0<<6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 28);
51 * generate_row is specific to board implementation
55 static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes)
57 /* Routing Table Node i
59 * F0: 0x40, 0x44, 0x48, 0x4c, 0x50, 0x54, 0x58, 0x5c
60 * i: 0, 1, 2, 3, 4, 5, 6, 7
62 * [ 0: 3] Request Route
63 * [0] Route to this node
67 * [11: 8] Response Route
68 * [0] Route to this node
72 * [19:16] Broadcast route
73 * [0] Route to this node
79 uint32_t ret=0x00010101; /* default row entry */
81 static const unsigned int rows_2p[2][2] = {
82 { 0x00030101, 0x00010202 },
83 { 0x00010202, 0x00030101 }
86 static const unsigned int rows_4p[4][4] = {
87 { 0x00070101, 0x00010202, 0x00030404, 0x00010204 },
88 { 0x00010202, 0x000b0101, 0x00010208, 0x00030808 },
89 { 0x00030808, 0x00010208, 0x000b0101, 0x00010202 },
90 { 0x00010204, 0x00030404, 0x00010202, 0x00070101 }
93 if (!(node>=maxnodes || row>=maxnodes)) {
95 ret=rows_2p[node][row];
97 ret=rows_4p[node][row];
104 #if ( FAKE_SPDROM != 1 )
105 static inline void activate_spd_rom(const struct mem_controller *ctrl)
107 #define SMBUS_HUB 0x18
108 unsigned device=(ctrl->channel0[0])>>8;
109 smbus_write_byte(SMBUS_HUB , 0x01, device);
110 smbus_write_byte(SMBUS_HUB , 0x03, 0);
113 static inline int spd_read_byte(unsigned device, unsigned address)
115 return smbus_read_byte(device & 0xff, address);
121 /* no specific code here. this should go away completely */
122 static void coherent_ht_mainboard(unsigned cpus)
126 #include "northbridge/amd/amdk8/raminit.c"
128 #define CONNECTION_0_1 UP
129 #define CONNECTION_0_2 ACROSS
130 #define CONNECTION_1_3 DOWN
132 #include "northbridge/amd/amdk8/coherent_ht.c"
133 #include "sdram/generic_sdram.c"
135 #include "resourcemap.c" /* quartet does not want the default */
137 static void enable_lapic(void)
142 msr.hi &= 0xffffff00;
143 msr.lo &= 0x000007ff;
144 msr.lo |= APIC_DEFAULT_BASE | (1 << 11);
148 static void stop_this_cpu(void)
151 apicid = apic_read(APIC_ID) >> 24;
153 /* Send an APIC INIT to myself */
154 apic_write(APIC_ICR2, SET_APIC_DEST_FIELD(apicid));
155 apic_write(APIC_ICR, APIC_INT_LEVELTRIG | APIC_INT_ASSERT | APIC_DM_INIT);
156 /* Wait for the ipi send to finish */
157 apic_wait_icr_idle();
159 /* Deassert the APIC INIT */
160 apic_write(APIC_ICR2, SET_APIC_DEST_FIELD(apicid));
161 apic_write(APIC_ICR, APIC_INT_LEVELTRIG | APIC_DM_INIT);
162 /* Wait for the ipi send to finish */
163 apic_wait_icr_idle();
165 /* If I haven't halted spin forever */
171 #define PC87360_FDC 0x00
172 #define PC87360_PP 0x01
173 #define PC87360_SP2 0x02
174 #define PC87360_SP1 0x03
175 #define PC87360_SWC 0x04
176 #define PC87360_KBCM 0x05
177 #define PC87360_KBCK 0x06
178 #define PC87360_GPIO 0x07
179 #define PC87360_ACB 0x08
180 #define PC87360_FSCM 0x09
181 #define PC87360_WDT 0x0A
183 static void pc87360_enable_serial(void)
185 pnp_set_logical_device(SIO_BASE, PC87360_SP1);
186 pnp_set_enable(SIO_BASE, 1);
187 pnp_set_iobase0(SIO_BASE, 0x3f8);
190 #define RC0 ((1<<1)<<8)
191 #define RC1 ((1<<2)<<8)
192 #define RC2 ((1<<3)<<8)
193 #define RC3 ((1<<4)<<8)
200 static void main(void)
202 static const struct mem_controller cpu[] = {
205 .f0 = PCI_DEV(0, 0x18, 0),
206 .f1 = PCI_DEV(0, 0x18, 1),
207 .f2 = PCI_DEV(0, 0x18, 2),
208 .f3 = PCI_DEV(0, 0x18, 3),
209 .channel0 = { RC0|DIMM0, RC0|DIMM2, 0, 0 },
210 .channel1 = { RC0|DIMM1, RC0|DIMM3, 0, 0 },
214 .f0 = PCI_DEV(0, 0x19, 0),
215 .f1 = PCI_DEV(0, 0x19, 1),
216 .f2 = PCI_DEV(0, 0x19, 2),
217 .f3 = PCI_DEV(0, 0x19, 3),
218 .channel0 = { RC1|DIMM0, RC1|DIMM2, 0, 0 },
219 .channel1 = { RC1|DIMM1, RC1|DIMM3, 0, 0 },
223 .f0 = PCI_DEV(0, 0x1a, 0),
224 .f1 = PCI_DEV(0, 0x1a, 1),
225 .f2 = PCI_DEV(0, 0x1a, 2),
226 .f3 = PCI_DEV(0, 0x1a, 3),
227 .channel0 = { RC2|DIMM0, RC2|DIMM2, 0, 0 },
228 .channel1 = { RC2|DIMM1, RC2|DIMM3, 0, 0 },
232 .f0 = PCI_DEV(0, 0x1b, 0),
233 .f1 = PCI_DEV(0, 0x1b, 1),
234 .f2 = PCI_DEV(0, 0x1b, 2),
235 .f3 = PCI_DEV(0, 0x1b, 3),
236 .channel0 = { RC3|DIMM0, RC3|DIMM2, 0, 0 },
237 .channel1 = { RC3|DIMM1, RC3|DIMM3, 0, 0 },
240 if (cpu_init_detected()) {
241 asm("jmp __cpu_reset");
246 // notify_bsp_ap_is_stopped();
249 pc87360_enable_serial();
252 setup_quartet_resource_map();
253 setup_coherent_ht_domain();
254 enumerate_ht_chain(0);
255 distinguish_cpu_resets(0);
262 dump_spd_registers(&cpu[0]);
265 sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu);
271 dump_pci_device(PCI_DEV(0, 0x18, 2));
274 /* Check all of memory */
277 msr = rdmsr(TOP_MEM);
278 print_debug("TOP_MEM: ");
279 print_debug_hex32(msr.hi);
280 print_debug_hex32(msr.lo);
284 ram_check(0x00000000, msr.lo);
287 static const struct {
288 unsigned long lo, hi;
290 /* Check 16MB of memory @ 0*/
291 { 0x00000000, 0x01000000 },
293 /* Check 16MB of memory @ 2GB */
294 { 0x80000000, 0x81000000 },
298 for(i = 0; i < sizeof(check_addrs)/sizeof(check_addrs[0]); i++) {
299 ram_check(check_addrs[i].lo, check_addrs[i].hi);