#include "superio/winbond/w83627hf/w83627hf_early_serial.c"
#include "cpu/amd/mtrr/amd_earlymtrr.c"
#include "cpu/x86/bist.h"
+#include "cpu/amd/dualcore/dualcore.c"
#define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
+/* Look up a which bus a given node/link combination is on.
+ * return 0 when we can't find the answer.
+ */
+static unsigned node_link_to_bus(unsigned node, unsigned link)
+{
+ unsigned reg;
+
+ for(reg = 0xE0; reg < 0xF0; reg += 0x04) {
+ unsigned config_map;
+ config_map = pci_read_config32(PCI_DEV(0, 0x18, 1), reg);
+ if ((config_map & 3) != 3) {
+ continue;
+ }
+ if ((((config_map >> 4) & 7) == node) &&
+ (((config_map >> 8) & 3) == link))
+ {
+ return (config_map >> 16) & 0xff;
+ }
+ }
+ return 0;
+}
+
static void hard_reset(void)
{
+ device_t dev;
+
+ /* Find the device */
+ dev = PCI_DEV(node_link_to_bus(0, 2), 0x04, 3);
+
set_bios_reset();
/* enable cf9 */
- pci_write_config8(PCI_DEV(0, 0x04, 3), 0x41, 0xf1);
+ pci_write_config8(dev, 0x41, 0xf1);
/* reset */
outb(0x0e, 0x0cf9);
}
static void soft_reset(void)
{
- set_bios_reset();
- pci_write_config8(PCI_DEV(0, 0x04, 0), 0x47, 1);
-}
+ device_t dev;
+
+ /* Find the device */
+ dev = PCI_DEV(node_link_to_bus(0, 2), 0x04, 0);
-static void soft2_reset(void)
-{
set_bios_reset();
- pci_write_config8(PCI_DEV(3, 0x04, 0), 0x47, 1);
+ pci_write_config8(dev, 0x47, 1);
}
static void memreset_setup(void)
}
}
-static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes)
-{
- /* Routing Table Node i
- *
- * F0: 0x40, 0x44, 0x48, 0x4c, 0x50, 0x54, 0x58, 0x5c
- * i: 0, 1, 2, 3, 4, 5, 6, 7
- *
- * [ 0: 3] Request Route
- * [0] Route to this node
- * [1] Route to Link 0
- * [2] Route to Link 1
- * [3] Route to Link 2
- * [11: 8] Response Route
- * [0] Route to this node
- * [1] Route to Link 0
- * [2] Route to Link 1
- * [3] Route to Link 2
- * [19:16] Broadcast route
- * [0] Route to this node
- * [1] Route to Link 0
- * [2] Route to Link 1
- * [3] Route to Link 2
- */
- uint32_t ret=0x00010101; /* default row entry */
-
-/*
- (L1) (L2)
- CPU3-------------CPU1
- (L0)| |(L0)
- | |
- | |
- | |
- | |
- (L0)| |(L0)
- CPU2-------------CPU0---------8131----------8111
- (L2) (L1) (L2)
-*/
-
- /* Link0 of CPU0 to Link0 of CPU1 */
- /* Link1 of CPU0 to Link2 of CPU2 */
- /* Link2 of CPU1 to Link1 of CPU3 */
- /* Link0 of CPU2 to Link0 of CPU3 */
-
- static const unsigned int rows_4p[4][4] = {
- { 0x00070101, 0x00010202, 0x00030404, 0x00010204 },
- { 0x00010202, 0x000b0101, 0x00010208, 0x00030808 },
- { 0x00030808, 0x00010208, 0x000b0101, 0x00010202 },
- { 0x00010204, 0x00030404, 0x00010202, 0x00070101 }
- };
-
- if (!(node>=maxnodes || row>=maxnodes)) {
- ret=rows_4p[node][row];
- }
-
- return ret;
-}
-
static inline void activate_spd_rom(const struct mem_controller *ctrl)
{
#define SMBUS_HUB 0x18
#include "northbridge/amd/amdk8/coherent_ht.c"
#include "sdram/generic_sdram.c"
-#include "resourcemap.c" /* tyan does not want the default */
+ /* tyan does not want the default */
+#include "resourcemap.c"
#define FIRST_CPU 1
#define SECOND_CPU 1
int needs_reset;
if (bist == 0) {
- /* Skip this if there was a built in self test failure */
- amd_early_mtrr_init();
- enable_lapic();
- init_timer();
+ k8_init_and_stop_secondaries();
+ }
- if (cpu_init_detected()) {
-#if 0
- asm volatile ("jmp __cpu_reset");
-#else
- /* cpu reset also reset the memtroller ????
- need soft_reset to reset all except keep HT link freq and width */
- distinguish_cpu_resets();
- soft2_reset();
-#endif
- }
- distinguish_cpu_resets();
- if (!boot_cpu()) {
- stop_this_cpu();
- }
- }
-
w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE);
uart_init();
console_init();
/* Halt if there was a built in self test failure */
-// report_bist_failure(bist);
+ report_bist_failure(bist);
setup_s4880_resource_map();
+
needs_reset = setup_coherent_ht_domain();
- needs_reset |= ht_setup_chain(PCI_DEV(0, 0x18, 0), 0xc0);
+
+ needs_reset |= ht_setup_chains_x();
+
if (needs_reset) {
print_info("ht reset -\r\n");
soft_reset();
dump_pci_devices();
#endif
enable_smbus();
-#if 0
-
-// activate_spd_rom(&cpu[0]);
-// dump_spd_registers(&cpu[0]);
-// for(i=0;i<4;i++) {
-// activate_spd_rom(&cpu[i]);
-// dump_smbus_registers();
-// }
- for(i=1;i<256;i=i*2) {
- change_i2c_mux(i);
- dump_smbus_registers();
- }
-
-#endif
memreset_setup();
sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu);
-#if 0
- dump_pci_devices();
-#endif
-#if 0
- dump_pci_device(PCI_DEV(0, 0x18, 1));
-#endif
-
- /* Check all of memory */
-#if 0
- msr_t msr;
- msr = rdmsr(TOP_MEM2);
- print_debug("TOP_MEM2: ");
- print_debug_hex32(msr.hi);
- print_debug_hex32(msr.lo);
- print_debug("\r\n");
-#endif
-/*
-#if 0
- ram_check(0x00000000, msr.lo+(msr.hi<<32));
-#else
-#if TOTAL_CPUS < 2
- // Check 16MB of memory @ 0
- ram_check(0x00000000, 0x01000000);
-#else
- // Check 16MB of memory @ 2GB
- ram_check(0x80000000, 0x81000000);
-#endif
-#endif
-*/
}