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-rw-r--r--src/mainboard/arima/hdama/auto.c394
1 files changed, 61 insertions, 333 deletions
diff --git a/src/mainboard/arima/hdama/auto.c b/src/mainboard/arima/hdama/auto.c
index 3a361c4810..83f7598822 100644
--- a/src/mainboard/arima/hdama/auto.c
+++ b/src/mainboard/arima/hdama/auto.c
@@ -1,225 +1,21 @@
#define ASSEMBLY 1
#include <stdint.h>
#include <device/pci_def.h>
-#include "arch/romcc_io.h"
+#include <cpu/p6/apic.h>
+#include <arch/io.h>
+#include <device/pnp.h>
+#include <arch/romcc_io.h>
#include "pc80/serial.c"
#include "arch/i386/lib/console.c"
#include "ram/ramtest.c"
#include "northbridge/amd/amdk8/early_ht.c"
#include "southbridge/amd/amd8111/amd8111_early_smbus.c"
#include "northbridge/amd/amdk8/raminit.h"
-
-
-static void print_debug_pci_dev(unsigned dev)
-{
- print_debug("PCI: ");
- print_debug_hex8((dev >> 16) & 0xff);
- print_debug_char(':');
- print_debug_hex8((dev >> 11) & 0x1f);
- print_debug_char('.');
- print_debug_hex8((dev >> 8) & 7);
-}
-
-static void print_pci_devices(void)
-{
- device_t dev;
- for(dev = PCI_DEV(0, 0, 0);
- dev <= PCI_DEV(0, 0x1f, 0x7);
- dev += PCI_DEV(0,0,1)) {
- uint32_t id;
- id = pci_read_config32(dev, PCI_VENDOR_ID);
- if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) ||
- (((id >> 16) & 0xffff) == 0xffff) ||
- (((id >> 16) & 0xffff) == 0x0000)) {
- continue;
- }
- print_debug_pci_dev(dev);
- print_debug("\r\n");
- }
-}
-
-static void dump_pci_device(unsigned dev)
-{
- int i;
- print_debug_pci_dev(dev);
- print_debug("\r\n");
-
- for(i = 0; i <= 255; i++) {
- unsigned char val;
- if ((i & 0x0f) == 0) {
- print_debug_hex8(i);
- print_debug_char(':');
- }
- val = pci_read_config8(dev, i);
- print_debug_char(' ');
- print_debug_hex8(val);
- if ((i & 0x0f) == 0x0f) {
- print_debug("\r\n");
- }
- }
-}
-
-static void dump_pci_devices(void)
-{
- device_t dev;
- for(dev = PCI_DEV(0, 0, 0);
- dev <= PCI_DEV(0, 0x1f, 0x7);
- dev += PCI_DEV(0,0,1)) {
- uint32_t id;
- id = pci_read_config32(dev, PCI_VENDOR_ID);
- if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) ||
- (((id >> 16) & 0xffff) == 0xffff) ||
- (((id >> 16) & 0xffff) == 0x0000)) {
- continue;
- }
- dump_pci_device(dev);
- }
-}
-
-static void dump_spd_registers(const struct mem_controller *ctrl)
-{
- int i;
- print_debug("\r\n");
- for(i = 0; i < 4; i++) {
- unsigned device;
- device = ctrl->channel0[i];
- if (device) {
- int j;
- print_debug("dimm: ");
- print_debug_hex8(i);
- print_debug(".0: ");
- print_debug_hex8(device);
- for(j = 0; j < 256; j++) {
- int status;
- unsigned char byte;
- if ((j & 0xf) == 0) {
- print_debug("\r\n");
- print_debug_hex8(j);
- print_debug(": ");
- }
- status = smbus_read_byte(device, j);
- if (status < 0) {
- print_debug("bad device\r\n");
- break;
- }
- byte = status & 0xff;
- print_debug_hex8(byte);
- print_debug_char(' ');
- }
- print_debug("\r\n");
- }
- device = ctrl->channel1[i];
- if (device) {
- int j;
- print_debug("dimm: ");
- print_debug_hex8(i);
- print_debug(".1: ");
- print_debug_hex8(device);
- for(j = 0; j < 256; j++) {
- int status;
- unsigned char byte;
- if ((j & 0xf) == 0) {
- print_debug("\r\n");
- print_debug_hex8(j);
- print_debug(": ");
- }
- status = smbus_read_byte(device, j);
- if (status < 0) {
- print_debug("bad device\r\n");
- break;
- }
- byte = status & 0xff;
- print_debug_hex8(byte);
- print_debug_char(' ');
- }
- print_debug("\r\n");
- }
- }
-}
-
-#warning "FIXME move these delay functions somewhere more appropriate"
-#warning "FIXME use the apic timer instead it needs no calibration on an Opteron it runs at 200Mhz"
-static void print_clock_multiplier(void)
-{
- msr_t msr;
- print_debug("clock multipler: 0x");
- msr = rdmsr(0xc0010042);
- print_debug_hex32(msr.lo & 0x3f);
- print_debug(" = 0x");
- print_debug_hex32(((msr.lo & 0x3f) + 8) * 100);
- print_debug("Mhz\r\n");
-}
-
-static unsigned usecs_to_ticks(unsigned usecs)
-{
-#warning "FIXME make usecs_to_ticks work properly"
-#if 1
- return usecs *2000;
-#else
- /* This can only be done if cpuid says fid changing is supported
- * I need to look up the base frequency another way for other
- * cpus. Is it worth dedicating a global register to this?
- * Are the PET timers useable for this purpose?
- */
- msr_t msr;
- msr = rdmsr(0xc0010042);
- return ((msr.lo & 0x3f) + 8) * 100 *usecs;
-#endif
-}
-
-static void init_apic_timer(void)
-{
- volatile uint32_t *apic_reg = (volatile uint32_t *)0xfee00000;
- uint32_t start, end;
- /* Set the apic timer to no interrupts and periodic mode */
- apic_reg[0x320 >> 2] = (1 << 17)|(1<< 16)|(0 << 12)|(0 << 0);
- /* Set the divider to 1, no divider */
- apic_reg[0x3e0 >> 2] = (1 << 3) | 3;
- /* Set the initial counter to 0xffffffff */
- apic_reg[0x380 >> 2] = 0xffffffff;
-}
-
-static void udelay(unsigned usecs)
-{
-#if 1
- uint32_t start, ticks;
- tsc_t tsc;
- /* Calculate the number of ticks to run for */
- ticks = usecs_to_ticks(usecs);
- /* Find the current time */
- tsc = rdtsc();
- start = tsc.lo;
- do {
- tsc = rdtsc();
- } while((tsc.lo - start) < ticks);
-#else
- volatile uint32_t *apic_reg = (volatile uint32_t *)0xfee00000;
- uint32_t start, value, ticks;
- /* Calculate the number of ticks to run for */
- ticks = usecs * 200;
- start = apic_reg[0x390 >> 2];
- do {
- value = apic_reg[0x390 >> 2];
- } while((start - value) < ticks);
-#endif
-}
-
-static void mdelay(unsigned msecs)
-{
- int i;
- for(i = 0; i < msecs; i++) {
- udelay(1000);
- }
-}
-
-static void delay(unsigned secs)
-{
- int i;
- for(i = 0; i < secs; i++) {
- mdelay(1000);
- }
-}
-
+#include "cpu/k8/apic_timer.c"
+#include "lib/delay.c"
+#include "cpu/p6/boot_cpu.c"
+#include "northbridge/amd/amdk8/reset_test.c"
+#include "debug.c"
static void memreset_setup(const struct mem_controller *ctrl)
{
@@ -285,112 +81,39 @@ static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes)
#include "northbridge/amd/amdk8/coherent_ht.c"
#include "sdram/generic_sdram.c"
-#define NODE_ID 0x60
-#define HT_INIT_CONTROL 0x6c
-
-#define HTIC_ColdR_Detect (1<<4)
-#define HTIC_BIOSR_Detect (1<<5)
-#define HTIC_INIT_Detect (1<<6)
-static int boot_cpu(void)
+static void enable_lapic(void)
{
- volatile unsigned long *local_apic;
- unsigned long apic_id;
- int bsp;
+
msr_t msr;
msr = rdmsr(0x1b);
- bsp = !!(msr.lo & (1 << 8));
- if (bsp) {
- print_debug("Bootstrap cpu\r\n");
- }
-
- return bsp;
+ msr.hi &= 0xffffff00;
+ msr.lo &= 0x000007ff;
+ msr.lo |= APIC_DEFAULT_BASE | (1 << 11);
+ wrmsr(0x1b, msr);
}
-static int cpu_init_detected(void)
+static void stop_this_cpu(void)
{
- unsigned long dcl;
- int cpu_init;
+ unsigned apicid;
+ apicid = apic_read(APIC_ID) >> 24;
- unsigned long htic;
+ /* Send an APIC INIT to myself */
+ apic_write(APIC_ICR2, SET_APIC_DEST_FIELD(apicid));
+ apic_write(APIC_ICR, APIC_INT_LEVELTRIG | APIC_INT_ASSERT | APIC_DM_INIT);
+ /* Wait for the ipi send to finish */
+ apic_wait_icr_idle();
- htic = pci_read_config32(PCI_DEV(0, 0x18, 0), HT_INIT_CONTROL);
-#if 0
- print_debug("htic: ");
- print_debug_hex32(htic);
- print_debug("\r\n");
+ /* Deassert the APIC INIT */
+ apic_write(APIC_ICR2, SET_APIC_DEST_FIELD(apicid));
+ apic_write(APIC_ICR, APIC_INT_LEVELTRIG | APIC_DM_INIT);
+ /* Wait for the ipi send to finish */
+ apic_wait_icr_idle();
- if (!(htic & HTIC_ColdR_Detect)) {
- print_debug("Cold Reset.\r\n");
+ /* If I haven't halted spin forever */
+ for(;;) {
+ hlt();
}
- if ((htic & HTIC_ColdR_Detect) && !(htic & HTIC_BIOSR_Detect)) {
- print_debug("BIOS generated Reset.\r\n");
- }
- if (htic & HTIC_INIT_Detect) {
- print_debug("Init event.\r\n");
- }
-#endif
- cpu_init = (htic & HTIC_INIT_Detect);
- if (cpu_init) {
- print_debug("CPU INIT Detected.\r\n");
- }
- return cpu_init;
-}
-
-
-
-static void pnp_write_config(unsigned char port, unsigned char value, unsigned char reg)
-{
- outb(reg, port);
- outb(value, port +1);
-}
-
-static unsigned char pnp_read_config(unsigned char port, unsigned char reg)
-{
- outb(reg, port);
- return inb(port +1);
-}
-
-static void pnp_set_logical_device(unsigned char port, int device)
-{
- pnp_write_config(port, device, 0x07);
-}
-
-static void pnp_set_enable(unsigned char port, int enable)
-{
- pnp_write_config(port, enable?0x1:0x0, 0x30);
-}
-
-static int pnp_read_enable(unsigned char port)
-{
- return !!pnp_read_config(port, 0x30);
-}
-
-static void pnp_set_iobase0(unsigned char port, unsigned iobase)
-{
- pnp_write_config(port, (iobase >> 8) & 0xff, 0x60);
- pnp_write_config(port, iobase & 0xff, 0x61);
-}
-
-static void pnp_set_iobase1(unsigned char port, unsigned iobase)
-{
- pnp_write_config(port, (iobase >> 8) & 0xff, 0x62);
- pnp_write_config(port, iobase & 0xff, 0x63);
-}
-
-static void pnp_set_irq0(unsigned char port, unsigned irq)
-{
- pnp_write_config(port, irq, 0x70);
-}
-
-static void pnp_set_irq1(unsigned char port, unsigned irq)
-{
- pnp_write_config(port, irq, 0x72);
-}
-
-static void pnp_set_drq(unsigned char port, unsigned drq)
-{
- pnp_write_config(port, drq & 0xff, 0x74);
}
#define PC87360_FDC 0x00
@@ -435,46 +158,51 @@ static void main(void)
.channel0 = { (0xa<<3)|4, (0xa<<3)|6, 0, 0 },
.channel1 = { (0xa<<3)|5, (0xa<<3)|7, 0, 0 },
};
+ if (cpu_init_detected()) {
+ asm("jmp __cpu_reset");
+ }
pc87360_enable_serial();
uart_init();
console_init();
- if (boot_cpu() && !cpu_init_detected()) {
-#if 0
- init_apic_timer();
+ enable_lapic();
+ if (!boot_cpu()) {
+ stop_this_cpu();
+ }
+ init_timer();
+ setup_default_resource_map();
+ setup_coherent_ht_domain();
+ enumerate_ht_chain(0);
+ distinguish_cpu_resets();
+
+#if 1
+ print_pci_devices();
#endif
- setup_default_resource_map();
- setup_coherent_ht_domain();
- enumerate_ht_chain();
- print_pci_devices();
- enable_smbus();
+ enable_smbus();
#if 0
- dump_spd_registers(&cpu0);
+ dump_spd_registers(&cpu0);
#endif
- sdram_initialize(&cpu0);
+ sdram_initialize(&cpu0);
#if 1
- dump_pci_devices();
+ dump_pci_devices();
#endif
#if 0
- dump_pci_device(PCI_DEV(0, 0x18, 2));
+ dump_pci_device(PCI_DEV(0, 0x18, 2));
#endif
- /* Check all of memory */
+ /* Check all of memory */
#if 0
- msr_t msr;
- msr = rdmsr(TOP_MEM);
- print_debug("TOP_MEM: ");
- print_debug_hex32(msr.hi);
- print_debug_hex32(msr.lo);
- print_debug("\r\n");
+ msr_t msr;
+ msr = rdmsr(TOP_MEM);
+ print_debug("TOP_MEM: ");
+ print_debug_hex32(msr.hi);
+ print_debug_hex32(msr.lo);
+ print_debug("\r\n");
#endif
#if 0
- ram_check(0x00000000, msr.lo);
+ ram_check(0x00000000, msr.lo);
#else
-#if 1
- /* Check 16MB of memory */
- ram_check(0x00000000, 0x01000000);
-#endif
+ /* Check 16MB of memory */
+ ram_check(0x00000000, 0x01000000);
#endif
- }
}
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