From a5969cabbb4660eab42b6ef0412cbbd1200cf14d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 12 Oct 2024 07:10:09 +0000
Subject: [PATCH] 修改led为gpio
---
kernel/arch/x86/include/asm/processor.h | 12 ++++++++++--
1 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/kernel/arch/x86/include/asm/processor.h b/kernel/arch/x86/include/asm/processor.h
index d428d61..d7e017b 100644
--- a/kernel/arch/x86/include/asm/processor.h
+++ b/kernel/arch/x86/include/asm/processor.h
@@ -682,6 +682,7 @@
extern void load_fixmap_gdt(int);
extern void load_percpu_segment(int);
extern void cpu_init(void);
+extern void cpu_init_secondary(void);
extern void cpu_init_exception_handling(void);
extern void cr4_init(void);
@@ -807,9 +808,13 @@
#ifdef CONFIG_CPU_SUP_AMD
extern u16 amd_get_nb_id(int cpu);
extern u32 amd_get_nodes_per_socket(void);
+extern bool cpu_has_ibpb_brtype_microcode(void);
+extern void amd_clear_divider(void);
#else
static inline u16 amd_get_nb_id(int cpu) { return 0; }
static inline u32 amd_get_nodes_per_socket(void) { return 0; }
+static inline bool cpu_has_ibpb_brtype_microcode(void) { return false; }
+static inline void amd_clear_divider(void) { }
#endif
static inline uint32_t hypervisor_cpuid_base(const char *sig, uint32_t leaves)
@@ -838,8 +843,9 @@
#define xen_set_default_idle 0
#endif
-void stop_this_cpu(void *dummy);
-void microcode_check(void);
+void __noreturn stop_this_cpu(void *dummy);
+void microcode_check(struct cpuinfo_x86 *prev_info);
+void store_cpu_caps(struct cpuinfo_x86 *info);
enum l1tf_mitigations {
L1TF_MITIGATION_OFF,
@@ -858,4 +864,6 @@
MDS_MITIGATION_VMWERV,
};
+extern bool gds_ucode_mitigated(void);
+
#endif /* _ASM_X86_PROCESSOR_H */
--
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