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#include <console/console.h>
#include <device/device.h>
#include <device/pci.h>
#include <string.h>
#include <cpu/cpu.h>
#include <cpu/x86/mtrr.h>
#include <cpu/x86/msr.h>
#include <cpu/x86/lapic.h>
#include <cpu/intel/microcode.h>
#include <cpu/intel/hyperthreading.h>
#include <cpu/x86/cache.h>
#include <cpu/x86/mtrr.h>
static const uint32_t microcode_updates[] = {
#include "microcode_m206e839.h"
/* Dummy terminator */
0x0, 0x0, 0x0, 0x0,
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);
}
static void model_6ex_init(device_t cpu)
{
char processor_name[49];
/* Turn on caching if we haven't already */
x86_enable_cache();
/* Update the microcode */
intel_update_microcode(microcode_updates);
/* Print processor name */
fill_processor_name(processor_name);
printk_info("CPU: %s.\n", processor_name);
/* Setup MTRRs */
x86_setup_mtrrs(36);
x86_mtrr_check();
/* Enable the local cpu apics */
setup_lapic();
/* Start up my cpu siblings */
intel_sibling_init(cpu);
}
static struct device_operations cpu_dev_ops = {
.init = model_6ex_init,
};
static struct cpu_device_id cpu_table[] = {
{ X86_VENDOR_INTEL, 0x06e0 }, /* Intel Core Solo/Core Duo */
{ X86_VENDOR_INTEL, 0x06e8 }, /* Intel Core Solo/Core Duo */
{ 0, 0 },
};
static const struct cpu_driver driver __cpu_driver = {
.ops = &cpu_dev_ops,
.id_table = cpu_table,
};
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