summaryrefslogtreecommitdiff
path: root/src/mainboard/amd/solo/auto.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mainboard/amd/solo/auto.c')
-rw-r--r--src/mainboard/amd/solo/auto.c273
1 files changed, 82 insertions, 191 deletions
diff --git a/src/mainboard/amd/solo/auto.c b/src/mainboard/amd/solo/auto.c
index bb1cd753fe..2b3ef3210b 100644
--- a/src/mainboard/amd/solo/auto.c
+++ b/src/mainboard/amd/solo/auto.c
@@ -1,19 +1,30 @@
#define ASSEMBLY 1
+#define MAXIMUM_CONSOLE_LOGLEVEL 9
+#define DEFAULT_CONSOLE_LOGLEVEL 9
+
#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"
+#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)
+static void memreset_setup(void)
{
}
-static void memreset(const struct mem_controller *ctrl)
+static void memreset(int controllers, const struct mem_controller *ctrl)
{
}
@@ -22,7 +33,7 @@ static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes)
/* since the AMD Solo is a UP only machine, we can
* always return the default row entry value
*/
- return 0x00010101; /* default row entry */
+ return 0x00010101; /* default row entry */
}
static inline int spd_read_byte(unsigned device, unsigned address)
@@ -30,215 +41,95 @@ static inline int spd_read_byte(unsigned device, unsigned address)
return smbus_read_byte(device, address);
}
+#include "northbridge/amd/amdk8/cpu_ldtstop.c"
+#include "southbridge/amd/amd8111/amd8111_ldtstop.c"
#include "northbridge/amd/amdk8/raminit.c"
#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 processor\r\n");
- } else {
- print_debug("Application processor\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 long htic;
-
- 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");
-
- if (!(htic & HTIC_ColdR_Detect)) {
- print_debug("Cold Reset.\r\n");
- }
- 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");
+ unsigned apicid;
+ apicid = apic_read(APIC_ID) >> 24;
+
+ /* 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();
+
+ /* 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 I haven't halted spin forever */
+ for(;;) {
+ hlt();
}
-#endif
- cpu_init = (htic & HTIC_INIT_Detect);
- if (cpu_init) {
- print_debug("CPU INIT Detected.\r\n");
- }
- return cpu_init;
-}
-
-
-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)
+static void main(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;
+ /*
+ * GPIO28 of 8111 will control H0_MEMRESET_L
+ */
+ static const struct mem_controller cpu[] = {
+ {
+ .node_id = 0,
+ .f0 = PCI_DEV(0, 0x18, 0),
+ .f1 = PCI_DEV(0, 0x18, 1),
+ .f2 = PCI_DEV(0, 0x18, 2),
+ .f3 = PCI_DEV(0, 0x18, 3),
+ .channel0 = { (0xa<<3), (0xa<<3)|1, 0, 0 },
+ .channel1 = { 0, 0, 0, 0 },
}
- 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");
- }
+ if (cpu_init_detected()) {
+ asm("jmp __cpu_reset");
}
-}
-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");
- }
- }
-}
+ enable_lapic();
+ init_timer();
+ if (!boot_cpu()) {
+ notify_bsp_ap_is_stopped();
+ stop_this_cpu();
+ }
-static void main(void)
-{
- static const struct mem_controller cpu0 = {
- .f0 = PCI_DEV(0, 0x18, 0),
- .f1 = PCI_DEV(0, 0x18, 1),
- .f2 = PCI_DEV(0, 0x18, 2),
- .f3 = PCI_DEV(0, 0x18, 3),
- .channel0 = { (0xa << 3), (0xa << 3)|1, 0, 0 },
- .channel1 = { 0, 0, 0, 0},
- };
uart_init();
console_init();
-#if 0
- print_debug(" XIP_ROM_BASE: ");
- print_debug_hex32(XIP_ROM_BASE);
- print_debug(" XIP_ROM_SIZE: ");
- print_debug_hex32(XIP_ROM_SIZE);
+ setup_default_resource_map();
+ setup_coherent_ht_domain();
+ enumerate_ht_chain(0);
+ distinguish_cpu_resets(0);
+
+ enable_smbus();
+
+ memreset_setup();
+ sdram_initialize(1, cpu);
+
+ 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 (boot_cpu() && !cpu_init_detected()) {
- setup_default_resource_map();
- setup_coherent_ht_domain();
- enumerate_ht_chain();
- print_pci_devices();
- enable_smbus();
- dump_spd_registers(&cpu0);
- sdram_initialize(&cpu0);
-
- dump_pci_device(PCI_DEV(0, 0x18, 2));
-
- /* Check the first 512M */
- 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");
- ram_check(0x00000000, msr.lo);
- }
+
+ ram_check(0x00000000, msr.lo);
+
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-09 20:16:25 +0000