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Diffstat (limited to 'arch/x86/include/asm/cpu.h')
-rw-r--r--arch/x86/include/asm/cpu.h50
1 files changed, 10 insertions, 40 deletions
diff --git a/arch/x86/include/asm/cpu.h b/arch/x86/include/asm/cpu.h
index 3a233ebff712..ad235dda1ded 100644
--- a/arch/x86/include/asm/cpu.h
+++ b/arch/x86/include/asm/cpu.h
@@ -9,27 +9,12 @@
#include <linux/percpu.h>
#include <asm/ibt.h>
-#ifdef CONFIG_SMP
-
-extern void prefill_possible_map(void);
-
-#else /* CONFIG_SMP */
-
-static inline void prefill_possible_map(void) {}
-
+#ifndef CONFIG_SMP
#define cpu_physical_id(cpu) boot_cpu_physical_apicid
#define cpu_acpi_id(cpu) 0
-#define safe_smp_processor_id() 0
-
#endif /* CONFIG_SMP */
-struct x86_cpu {
- struct cpu cpu;
-};
-
#ifdef CONFIG_HOTPLUG_CPU
-extern int arch_register_cpu(int num);
-extern void arch_unregister_cpu(int);
extern void soft_restart_cpu(void);
#endif
@@ -40,12 +25,13 @@ int mwait_usable(const struct cpuinfo_x86 *);
unsigned int x86_family(unsigned int sig);
unsigned int x86_model(unsigned int sig);
unsigned int x86_stepping(unsigned int sig);
-#ifdef CONFIG_CPU_SUP_INTEL
+#ifdef CONFIG_X86_BUS_LOCK_DETECT
extern void __init sld_setup(struct cpuinfo_x86 *c);
extern bool handle_user_split_lock(struct pt_regs *regs, long error_code);
extern bool handle_guest_split_lock(unsigned long ip);
extern void handle_bus_lock(struct pt_regs *regs);
-u8 get_this_hybrid_cpu_type(void);
+void split_lock_init(void);
+void bus_lock_init(void);
#else
static inline void __init sld_setup(struct cpuinfo_x86 *c) {}
static inline bool handle_user_split_lock(struct pt_regs *regs, long error_code)
@@ -59,12 +45,10 @@ static inline bool handle_guest_split_lock(unsigned long ip)
}
static inline void handle_bus_lock(struct pt_regs *regs) {}
-
-static inline u8 get_this_hybrid_cpu_type(void)
-{
- return 0;
-}
+static inline void split_lock_init(void) {}
+static inline void bus_lock_init(void) {}
#endif
+
#ifdef CONFIG_IA32_FEAT_CTL
void init_ia32_feat_ctl(struct cpuinfo_x86 *c);
#else
@@ -73,26 +57,12 @@ static inline void init_ia32_feat_ctl(struct cpuinfo_x86 *c) {}
extern __noendbr void cet_disable(void);
-struct ucode_cpu_info;
+struct cpu_signature;
-int intel_cpu_collect_info(struct ucode_cpu_info *uci);
-
-static inline bool intel_cpu_signatures_match(unsigned int s1, unsigned int p1,
- unsigned int s2, unsigned int p2)
-{
- if (s1 != s2)
- return false;
-
- /* Processor flags are either both 0 ... */
- if (!p1 && !p2)
- return true;
-
- /* ... or they intersect. */
- return p1 & p2;
-}
+void intel_collect_cpu_info(struct cpu_signature *sig);
extern u64 x86_read_arch_cap_msr(void);
-int intel_find_matching_signature(void *mc, unsigned int csig, int cpf);
+bool intel_find_matching_signature(void *mc, struct cpu_signature *sig);
int intel_microcode_sanity_check(void *mc, bool print_err, int hdr_type);
extern struct cpumask cpus_stop_mask;