Release 4.10 arch/x86/kernel/cpu/transmeta.c
#include <linux/kernel.h>
#include <linux/mm.h>
#include <asm/cpufeature.h>
#include <asm/msr.h>
#include "cpu.h"
static void early_init_transmeta(struct cpuinfo_x86 *c)
{
u32 xlvl;
/* Transmeta-defined flags: level 0x80860001 */
xlvl = cpuid_eax(0x80860000);
if ((xlvl & 0xffff0000) == 0x80860000) {
if (xlvl >= 0x80860001)
c->x86_capability[CPUID_8086_0001_EDX] = cpuid_edx(0x80860001);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| yinghai lu | yinghai lu | 51 | 98.08% | 1 | 50.00% |
| borislav petkov | borislav petkov | 1 | 1.92% | 1 | 50.00% |
| Total | 52 | 100.00% | 2 | 100.00% |
static void init_transmeta(struct cpuinfo_x86 *c)
{
unsigned int cap_mask, uk, max, dummy;
unsigned int cms_rev1, cms_rev2;
unsigned int cpu_rev, cpu_freq = 0, cpu_flags, new_cpu_rev;
char cpu_info[65];
early_init_transmeta(c);
cpu_detect_cache_sizes(c);
/* Print CMS and CPU revision */
max = cpuid_eax(0x80860000);
cpu_rev = 0;
if (max >= 0x80860001) {
cpuid(0x80860001, &dummy, &cpu_rev, &cpu_freq, &cpu_flags);
if (cpu_rev != 0x02000000) {
pr_info("CPU: Processor revision %u.%u.%u.%u, %u MHz\n",
(cpu_rev >> 24) & 0xff,
(cpu_rev >> 16) & 0xff,
(cpu_rev >> 8) & 0xff,
cpu_rev & 0xff,
cpu_freq);
}
}
if (max >= 0x80860002) {
cpuid(0x80860002, &new_cpu_rev, &cms_rev1, &cms_rev2, &dummy);
if (cpu_rev == 0x02000000) {
pr_info("CPU: Processor revision %08X, %u MHz\n",
new_cpu_rev, cpu_freq);
}
pr_info("CPU: Code Morphing Software revision %u.%u.%u-%u-%u\n",
(cms_rev1 >> 24) & 0xff,
(cms_rev1 >> 16) & 0xff,
(cms_rev1 >> 8) & 0xff,
cms_rev1 & 0xff,
cms_rev2);
}
if (max >= 0x80860006) {
cpuid(0x80860003,
(void *)&cpu_info[0],
(void *)&cpu_info[4],
(void *)&cpu_info[8],
(void *)&cpu_info[12]);
cpuid(0x80860004,
(void *)&cpu_info[16],
(void *)&cpu_info[20],
(void *)&cpu_info[24],
(void *)&cpu_info[28]);
cpuid(0x80860005,
(void *)&cpu_info[32],
(void *)&cpu_info[36],
(void *)&cpu_info[40],
(void *)&cpu_info[44]);
cpuid(0x80860006,
(void *)&cpu_info[48],
(void *)&cpu_info[52],
(void *)&cpu_info[56],
(void *)&cpu_info[60]);
cpu_info[64] = '\0';
pr_info("CPU: %s\n", cpu_info);
}
/* Unhide possibly hidden capability flags */
rdmsr(0x80860004, cap_mask, uk);
wrmsr(0x80860004, ~0, uk);
c->x86_capability[CPUID_1_EDX] = cpuid_edx(0x00000001);
wrmsr(0x80860004, cap_mask, uk);
/* All Transmeta CPUs have a constant TSC */
set_cpu_cap(c, X86_FEATURE_CONSTANT_TSC);
#ifdef CONFIG_SYSCTL
/*
* randomize_va_space slows us down enormously;
* it probably triggers retranslation of x86->native bytecode
*/
randomize_va_space = 0;
#endif
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| dave jones | dave jones | 411 | 86.89% | 1 | 8.33% |
| dean gaudet | dean gaudet | 31 | 6.55% | 1 | 8.33% |
| yinghai lu | yinghai lu | 5 | 1.06% | 1 | 8.33% |
| andrew morton | andrew morton | 5 | 1.06% | 1 | 8.33% |
| h. peter anvin | h. peter anvin | 5 | 1.06% | 1 | 8.33% |
| chen yucong | chen yucong | 4 | 0.85% | 1 | 8.33% |
| eric lammerts | eric lammerts | 4 | 0.85% | 1 | 8.33% |
| ingo molnar | ingo molnar | 3 | 0.63% | 1 | 8.33% |
| borislav petkov | borislav petkov | 2 | 0.42% | 2 | 16.67% |
| andi kleen | andi kleen | 2 | 0.42% | 1 | 8.33% |
| paolo ciarrocchi | paolo ciarrocchi | 1 | 0.21% | 1 | 8.33% |
| Total | 473 | 100.00% | 12 | 100.00% |
static const struct cpu_dev transmeta_cpu_dev = {
.c_vendor = "Transmeta",
.c_ident = { "GenuineTMx86", "TransmetaCPU" },
.c_early_init = early_init_transmeta,
.c_init = init_transmeta,
.c_x86_vendor = X86_VENDOR_TRANSMETA,
};
cpu_dev_register(transmeta_cpu_dev);
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| dave jones | dave jones | 443 | 76.12% | 1 | 5.56% |
| yinghai lu | yinghai lu | 66 | 11.34% | 2 | 11.11% |
| dean gaudet | dean gaudet | 31 | 5.33% | 1 | 5.56% |
| rusty russell | rusty russell | 8 | 1.37% | 1 | 5.56% |
| andi kleen | andi kleen | 5 | 0.86% | 2 | 11.11% |
| andrew morton | andrew morton | 5 | 0.86% | 1 | 5.56% |
| h. peter anvin | h. peter anvin | 5 | 0.86% | 1 | 5.56% |
| chen yucong | chen yucong | 4 | 0.69% | 1 | 5.56% |
| borislav petkov | borislav petkov | 4 | 0.69% | 3 | 16.67% |
| eric lammerts | eric lammerts | 4 | 0.69% | 1 | 5.56% |
| ingo molnar | ingo molnar | 3 | 0.52% | 1 | 5.56% |
| thomas petazzoni | thomas petazzoni | 2 | 0.34% | 1 | 5.56% |
| jan beulich | jan beulich | 1 | 0.17% | 1 | 5.56% |
| paolo ciarrocchi | paolo ciarrocchi | 1 | 0.17% | 1 | 5.56% |
| Total | 582 | 100.00% | 18 | 100.00% |
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