static void init_c3(struct cpuinfo_x86 *c) { u32 lo, hi; /* Test for Centaur Extended Feature Flags presence */ if (cpuid_eax(0xC0000000) >= 0xC0000001) { u32 tmp = cpuid_edx(0xC0000001); /* enable ACE unit, if present and disabled */ if ((tmp & (ACE_PRESENT | ACE_ENABLED)) == ACE_PRESENT) { rdmsr(MSR_VIA_FCR, lo, hi); lo |= ACE_FCR; /* enable ACE unit */ wrmsr(MSR_VIA_FCR, lo, hi); pr_info("CPU: Enabled ACE h/w crypto\n"); } /* enable RNG unit, if present and disabled */ if ((tmp & (RNG_PRESENT | RNG_ENABLED)) == RNG_PRESENT) { rdmsr(MSR_VIA_RNG, lo, hi); lo |= RNG_ENABLE; /* enable RNG unit */ wrmsr(MSR_VIA_RNG, lo, hi); pr_info("CPU: Enabled h/w RNG\n"); } /* store Centaur Extended Feature Flags as * word 5 of the CPU capability bit array */ c->x86_capability[CPUID_C000_0001_EDX] = cpuid_edx(0xC0000001); } #ifdef CONFIG_X86_32 /* Cyrix III family needs CX8 & PGE explicitly enabled. */ if (c->x86_model >= 6 && c->x86_model <= 13) { rdmsr(MSR_VIA_FCR, lo, hi); lo |= (1<<1 | 1<<7); wrmsr(MSR_VIA_FCR, lo, hi); set_cpu_cap(c, X86_FEATURE_CX8); } /* Before Nehemiah, the C3's had 3dNOW! */ if (c->x86_model >= 6 && c->x86_model < 9) set_cpu_cap(c, X86_FEATURE_3DNOW); #endif if (c->x86 == 0x6 && c->x86_model >= 0xf) { c->x86_cache_alignment = c->x86_clflush_size * 2; set_cpu_cap(c, X86_FEATURE_REP_GOOD); } cpu_detect_cache_sizes(c); }
static void __cpuinit 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) { printk(KERN_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); }