diff options
author | Len Brown <len.brown@intel.com> | 2005-09-08 01:45:47 -0400 |
---|---|---|
committer | Len Brown <len.brown@intel.com> | 2005-09-08 01:45:47 -0400 |
commit | 64e47488c913ac704d465a6af86a26786d1412a5 (patch) | |
tree | d3b0148592963dcde26e4bb35ddfec8b1eaf8e23 /arch/i386/kernel/cpu | |
parent | 4a35a46bf1cda4737c428380d1db5d15e2590d18 (diff) | |
parent | caf39e87cc1182f7dae84eefc43ca14d54c78ef9 (diff) |
Merge linux-2.6 with linux-acpi-2.6
Diffstat (limited to 'arch/i386/kernel/cpu')
-rw-r--r-- | arch/i386/kernel/cpu/common.c | 16 | ||||
-rw-r--r-- | arch/i386/kernel/cpu/cpufreq/longhaul.c | 12 | ||||
-rw-r--r-- | arch/i386/kernel/cpu/cyrix.c | 6 | ||||
-rw-r--r-- | arch/i386/kernel/cpu/intel.c | 9 | ||||
-rw-r--r-- | arch/i386/kernel/cpu/intel_cacheinfo.c | 9 | ||||
-rw-r--r-- | arch/i386/kernel/cpu/mtrr/main.c | 2 |
6 files changed, 23 insertions, 31 deletions
diff --git a/arch/i386/kernel/cpu/common.c b/arch/i386/kernel/cpu/common.c index 4553ffd94b1..46ce9b248f5 100644 --- a/arch/i386/kernel/cpu/common.c +++ b/arch/i386/kernel/cpu/common.c | |||
@@ -613,8 +613,8 @@ void __devinit cpu_init(void) | |||
613 | memcpy(thread->tls_array, &per_cpu(cpu_gdt_table, cpu), | 613 | memcpy(thread->tls_array, &per_cpu(cpu_gdt_table, cpu), |
614 | GDT_ENTRY_TLS_ENTRIES * 8); | 614 | GDT_ENTRY_TLS_ENTRIES * 8); |
615 | 615 | ||
616 | __asm__ __volatile__("lgdt %0" : : "m" (cpu_gdt_descr[cpu])); | 616 | load_gdt(&cpu_gdt_descr[cpu]); |
617 | __asm__ __volatile__("lidt %0" : : "m" (idt_descr)); | 617 | load_idt(&idt_descr); |
618 | 618 | ||
619 | /* | 619 | /* |
620 | * Delete NT | 620 | * Delete NT |
@@ -642,12 +642,12 @@ void __devinit cpu_init(void) | |||
642 | asm volatile ("xorl %eax, %eax; movl %eax, %fs; movl %eax, %gs"); | 642 | asm volatile ("xorl %eax, %eax; movl %eax, %fs; movl %eax, %gs"); |
643 | 643 | ||
644 | /* Clear all 6 debug registers: */ | 644 | /* Clear all 6 debug registers: */ |
645 | 645 | set_debugreg(0, 0); | |
646 | #define CD(register) set_debugreg(0, register) | 646 | set_debugreg(0, 1); |
647 | 647 | set_debugreg(0, 2); | |
648 | CD(0); CD(1); CD(2); CD(3); /* no db4 and db5 */; CD(6); CD(7); | 648 | set_debugreg(0, 3); |
649 | 649 | set_debugreg(0, 6); | |
650 | #undef CD | 650 | set_debugreg(0, 7); |
651 | 651 | ||
652 | /* | 652 | /* |
653 | * Force FPU initialization: | 653 | * Force FPU initialization: |
diff --git a/arch/i386/kernel/cpu/cpufreq/longhaul.c b/arch/i386/kernel/cpu/cpufreq/longhaul.c index 04e3563da4f..bf02b5026e6 100644 --- a/arch/i386/kernel/cpu/cpufreq/longhaul.c +++ b/arch/i386/kernel/cpu/cpufreq/longhaul.c | |||
@@ -64,8 +64,6 @@ static int dont_scale_voltage; | |||
64 | #define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_DRIVER, "longhaul", msg) | 64 | #define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_DRIVER, "longhaul", msg) |
65 | 65 | ||
66 | 66 | ||
67 | #define __hlt() __asm__ __volatile__("hlt": : :"memory") | ||
68 | |||
69 | /* Clock ratios multiplied by 10 */ | 67 | /* Clock ratios multiplied by 10 */ |
70 | static int clock_ratio[32]; | 68 | static int clock_ratio[32]; |
71 | static int eblcr_table[32]; | 69 | static int eblcr_table[32]; |
@@ -168,11 +166,9 @@ static void do_powersaver(union msr_longhaul *longhaul, | |||
168 | outb(0xFE,0x21); /* TMR0 only */ | 166 | outb(0xFE,0x21); /* TMR0 only */ |
169 | outb(0xFF,0x80); /* delay */ | 167 | outb(0xFF,0x80); /* delay */ |
170 | 168 | ||
171 | local_irq_enable(); | 169 | safe_halt(); |
172 | |||
173 | __hlt(); | ||
174 | wrmsrl(MSR_VIA_LONGHAUL, longhaul->val); | 170 | wrmsrl(MSR_VIA_LONGHAUL, longhaul->val); |
175 | __hlt(); | 171 | halt(); |
176 | 172 | ||
177 | local_irq_disable(); | 173 | local_irq_disable(); |
178 | 174 | ||
@@ -251,9 +247,7 @@ static void longhaul_setstate(unsigned int clock_ratio_index) | |||
251 | bcr2.bits.CLOCKMUL = clock_ratio_index; | 247 | bcr2.bits.CLOCKMUL = clock_ratio_index; |
252 | local_irq_disable(); | 248 | local_irq_disable(); |
253 | wrmsrl (MSR_VIA_BCR2, bcr2.val); | 249 | wrmsrl (MSR_VIA_BCR2, bcr2.val); |
254 | local_irq_enable(); | 250 | safe_halt(); |
255 | |||
256 | __hlt(); | ||
257 | 251 | ||
258 | /* Disable software clock multiplier */ | 252 | /* Disable software clock multiplier */ |
259 | rdmsrl (MSR_VIA_BCR2, bcr2.val); | 253 | rdmsrl (MSR_VIA_BCR2, bcr2.val); |
diff --git a/arch/i386/kernel/cpu/cyrix.c b/arch/i386/kernel/cpu/cyrix.c index ba4b01138c8..ff87cc22b32 100644 --- a/arch/i386/kernel/cpu/cyrix.c +++ b/arch/i386/kernel/cpu/cyrix.c | |||
@@ -132,11 +132,7 @@ static void __init set_cx86_memwb(void) | |||
132 | setCx86(CX86_CCR2, getCx86(CX86_CCR2) & ~0x04); | 132 | setCx86(CX86_CCR2, getCx86(CX86_CCR2) & ~0x04); |
133 | /* set 'Not Write-through' */ | 133 | /* set 'Not Write-through' */ |
134 | cr0 = 0x20000000; | 134 | cr0 = 0x20000000; |
135 | __asm__("movl %%cr0,%%eax\n\t" | 135 | write_cr0(read_cr0() | cr0); |
136 | "orl %0,%%eax\n\t" | ||
137 | "movl %%eax,%%cr0\n" | ||
138 | : : "r" (cr0) | ||
139 | :"ax"); | ||
140 | /* CCR2 bit 2: lock NW bit and set WT1 */ | 136 | /* CCR2 bit 2: lock NW bit and set WT1 */ |
141 | setCx86(CX86_CCR2, getCx86(CX86_CCR2) | 0x14 ); | 137 | setCx86(CX86_CCR2, getCx86(CX86_CCR2) | 0x14 ); |
142 | } | 138 | } |
diff --git a/arch/i386/kernel/cpu/intel.c b/arch/i386/kernel/cpu/intel.c index a2c33c1a46c..43601de0f63 100644 --- a/arch/i386/kernel/cpu/intel.c +++ b/arch/i386/kernel/cpu/intel.c | |||
@@ -82,16 +82,13 @@ static void __devinit Intel_errata_workarounds(struct cpuinfo_x86 *c) | |||
82 | */ | 82 | */ |
83 | static int __devinit num_cpu_cores(struct cpuinfo_x86 *c) | 83 | static int __devinit num_cpu_cores(struct cpuinfo_x86 *c) |
84 | { | 84 | { |
85 | unsigned int eax; | 85 | unsigned int eax, ebx, ecx, edx; |
86 | 86 | ||
87 | if (c->cpuid_level < 4) | 87 | if (c->cpuid_level < 4) |
88 | return 1; | 88 | return 1; |
89 | 89 | ||
90 | __asm__("cpuid" | 90 | /* Intel has a non-standard dependency on %ecx for this CPUID level. */ |
91 | : "=a" (eax) | 91 | cpuid_count(4, 0, &eax, &ebx, &ecx, &edx); |
92 | : "0" (4), "c" (0) | ||
93 | : "bx", "dx"); | ||
94 | |||
95 | if (eax & 0x1f) | 92 | if (eax & 0x1f) |
96 | return ((eax >> 26) + 1); | 93 | return ((eax >> 26) + 1); |
97 | else | 94 | else |
diff --git a/arch/i386/kernel/cpu/intel_cacheinfo.c b/arch/i386/kernel/cpu/intel_cacheinfo.c index 6c55b50cf04..9e0d5f83cb9 100644 --- a/arch/i386/kernel/cpu/intel_cacheinfo.c +++ b/arch/i386/kernel/cpu/intel_cacheinfo.c | |||
@@ -305,6 +305,9 @@ static void __devinit cache_shared_cpu_map_setup(unsigned int cpu, int index) | |||
305 | { | 305 | { |
306 | struct _cpuid4_info *this_leaf; | 306 | struct _cpuid4_info *this_leaf; |
307 | unsigned long num_threads_sharing; | 307 | unsigned long num_threads_sharing; |
308 | #ifdef CONFIG_X86_HT | ||
309 | struct cpuinfo_x86 *c = cpu_data + cpu; | ||
310 | #endif | ||
308 | 311 | ||
309 | this_leaf = CPUID4_INFO_IDX(cpu, index); | 312 | this_leaf = CPUID4_INFO_IDX(cpu, index); |
310 | num_threads_sharing = 1 + this_leaf->eax.split.num_threads_sharing; | 313 | num_threads_sharing = 1 + this_leaf->eax.split.num_threads_sharing; |
@@ -314,10 +317,12 @@ static void __devinit cache_shared_cpu_map_setup(unsigned int cpu, int index) | |||
314 | #ifdef CONFIG_X86_HT | 317 | #ifdef CONFIG_X86_HT |
315 | else if (num_threads_sharing == smp_num_siblings) | 318 | else if (num_threads_sharing == smp_num_siblings) |
316 | this_leaf->shared_cpu_map = cpu_sibling_map[cpu]; | 319 | this_leaf->shared_cpu_map = cpu_sibling_map[cpu]; |
317 | #endif | 320 | else if (num_threads_sharing == (c->x86_num_cores * smp_num_siblings)) |
321 | this_leaf->shared_cpu_map = cpu_core_map[cpu]; | ||
318 | else | 322 | else |
319 | printk(KERN_INFO "Number of CPUs sharing cache didn't match " | 323 | printk(KERN_DEBUG "Number of CPUs sharing cache didn't match " |
320 | "any known set of CPUs\n"); | 324 | "any known set of CPUs\n"); |
325 | #endif | ||
321 | } | 326 | } |
322 | #else | 327 | #else |
323 | static void __init cache_shared_cpu_map_setup(unsigned int cpu, int index) {} | 328 | static void __init cache_shared_cpu_map_setup(unsigned int cpu, int index) {} |
diff --git a/arch/i386/kernel/cpu/mtrr/main.c b/arch/i386/kernel/cpu/mtrr/main.c index 764cac64e21..dd4ebd6af7e 100644 --- a/arch/i386/kernel/cpu/mtrr/main.c +++ b/arch/i386/kernel/cpu/mtrr/main.c | |||
@@ -561,7 +561,7 @@ struct mtrr_value { | |||
561 | 561 | ||
562 | static struct mtrr_value * mtrr_state; | 562 | static struct mtrr_value * mtrr_state; |
563 | 563 | ||
564 | static int mtrr_save(struct sys_device * sysdev, u32 state) | 564 | static int mtrr_save(struct sys_device * sysdev, pm_message_t state) |
565 | { | 565 | { |
566 | int i; | 566 | int i; |
567 | int size = num_var_ranges * sizeof(struct mtrr_value); | 567 | int size = num_var_ranges * sizeof(struct mtrr_value); |