/*
* This file is part of the coreboot project.
- *
+ *
* Copyright (C) 2007-2009 coresystems GmbH
*
* This program is free software; you can redistribute it and/or
#include <cpu/intel/microcode.h>
#include <cpu/intel/hyperthreading.h>
#include <cpu/x86/cache.h>
-#include <cpu/x86/mtrr.h>
-#include <usbdebug_direct.h>
+#include <cpu/x86/name.h>
+#include <usbdebug.h>
static const uint32_t microcode_updates[] = {
- #include "microcode-2127-m206f6c7.h"
#include "microcode-2129-m206f257.h"
#include "microcode-2334-m016fbB6.h"
- #include "microcode-2335-m086fbB6.h"
#include "microcode-2336-m106fbB6.h"
#include "microcode-2337-m806fbB6.h"
- #include "microcode-2339-m046fbB7.h"
- #include "microcode-2340-m406fbB7.h"
#include "microcode-2346-m16fda3.h"
#include "microcode-2347-m206fda3.h"
#include "microcode-2348-m806fda3.h"
#include "microcode-2374-m16f6cb.h"
+ #include "microcode-2375-m206f6cc.h"
#include "microcode-2376-m46f6cd.h"
#include "microcode-2380-m106f768.h"
#include "microcode-2381-m406f769.h"
#include "microcode-2385-m806fa94.h"
#include "microcode-2389-m16f25a.h"
+ #include "microcode-2986-m086fbB8.h"
+ #include "microcode-2990-m046fbB9.h"
+ #include "microcode-2991-m406fbB9.h"
/* Dummy terminator */
0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0,
};
-static inline void strcpy(char *dst, char *src)
-{
- while (*src) *dst++ = *src++;
-}
-
-static void fill_processor_name(char *processor_name)
-{
- struct cpuid_result regs;
- char temp_processor_name[49];
- char *processor_name_start;
- unsigned int *name_as_ints = (unsigned int *)temp_processor_name;
- int i;
-
- for (i=0; i<3; i++) {
- regs = cpuid(0x80000002 + i);
- name_as_ints[i*4 + 0] = regs.eax;
- name_as_ints[i*4 + 1] = regs.ebx;
- name_as_ints[i*4 + 2] = regs.ecx;
- name_as_ints[i*4 + 3] = regs.edx;
- }
-
- temp_processor_name[48] = 0;
-
- /* Skip leading spaces */
- processor_name_start = temp_processor_name;
- while (*processor_name_start == ' ')
- processor_name_start++;
-
- memset(processor_name, 0, 49);
- strcpy(processor_name, processor_name_start);
-}
-
#define IA32_FEATURE_CONTROL 0x003a
#define CPUID_VMX (1 << 5)
#define PMG_IO_BASE_ADDR 0xe3
#define PMG_IO_CAPTURE_ADDR 0xe4
-#define PMB0_BASE 0x580
+/* MWAIT coordination I/O base address. This must match
+ * the \_PR_.CPU0 PM base address.
+ */
+#define PMB0_BASE 0x510
+
+/* PMB1: I/O port that triggers SMI once cores are in the same state.
+ * See CSM Trigger, at PMG_CST_CONFIG_CONTROL[6:4]
+ */
#define PMB1_BASE 0x800
-#define CST_RANGE 2
+#define HIGHEST_CLEVEL 3
static void configure_c_states(void)
{
msr_t msr;
msr.lo &= ~(1 << 9); // Issue a single stop grant cycle upon stpclk
msr.lo |= (1 << 3); // Dynamic L2
+ /* Number of supported C-States */
+ msr.lo &= ~7;
+ msr.lo |= HIGHEST_CLEVEL; // support at most C3
+
wrmsr(PMG_CST_CONFIG_CONTROL, msr);
/* Set Processor MWAIT IO BASE */
msr.lo = ((PMB0_BASE + 4) & 0xffff) | (((PMB1_BASE + 9) & 0xffff) << 16);
wrmsr(PMG_IO_BASE_ADDR, msr);
- /* Set IO Capture Address */
+ /* Set C_LVL controls and IO Capture Address */
msr.hi = 0;
- msr.lo = ((PMB0_BASE + 4) & 0xffff) | (( CST_RANGE & 0xffff) << 16);
+ msr.lo = (PMB0_BASE + 4) | ((HIGHEST_CLEVEL - 2) << 16); // -2 because LVL0+1 aren't counted
wrmsr(PMG_IO_CAPTURE_ADDR, msr);
}
wrmsr(PIC_SENS_CFG, msr);
}
-#if CONFIG_USBDEBUG_DIRECT
+#if CONFIG_USBDEBUG
static unsigned ehci_debug_addr;
#endif
-
+
static void model_6fx_init(device_t cpu)
{
char processor_name[49];
/* Print processor name */
fill_processor_name(processor_name);
- printk_info("CPU: %s.\n", processor_name);
+ printk(BIOS_INFO, "CPU: %s.\n", processor_name);
-#if CONFIG_USBDEBUG_DIRECT
+#if CONFIG_USBDEBUG
// Is this caution really needed?
- if(!ehci_debug_addr)
+ if(!ehci_debug_addr)
ehci_debug_addr = get_ehci_debug();
set_ehci_debug(0);
#endif
x86_setup_mtrrs(36);
x86_mtrr_check();
-#if CONFIG_USBDEBUG_DIRECT
+ /* Setup Page Attribute Tables (PAT) */
+ // TODO set up PAT
+
+#if CONFIG_USBDEBUG
set_ehci_debug(ehci_debug_addr);
#endif
{ X86_VENDOR_INTEL, 0x06fa }, /* Intel Core 2 Solo/Core Duo */
{ X86_VENDOR_INTEL, 0x06fb }, /* Intel Core 2 Solo/Core Duo */
{ X86_VENDOR_INTEL, 0x06fd }, /* Intel Core 2 Solo/Core Duo */
+ { X86_VENDOR_INTEL, 0x10676 }, /* Core2 Duo E8200 */
{ 0, 0 },
};