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2026-05-07 02:22:25 +03:00
commit 1a9fd27a31
226 changed files with 29188 additions and 0 deletions
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+#ifndef SMP_H
+#define SMP_H
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <limine.h>
+
+#define AP_STACK_SIZE 16384
+#define MAX_CPUS 256
+
+#define MAX_TLB_ADDRESSES 32
+
+typedef struct {
+    volatile bool pending;
+    uintptr_t addresses[MAX_TLB_ADDRESSES];
+    size_t count;
+} tlb_shootdown_t;
+
+extern tlb_shootdown_t tlb_shootdown_queue[MAX_CPUS];
+typedef enum {
+    CPU_UNINITIALIZED = 0,
+    CPU_BOOTED,
+    CPU_ONLINE,
+    CPU_OFFLINE,
+    CPU_FAULTED
+} cpu_state_t;
+
+typedef struct {
+    uint32_t lapic_id;
+    uint32_t processor_id;
+    uint32_t acpi_id;
+    cpu_state_t state;
+    bool is_bsp;
+    uint64_t stack_top;
+    uint32_t cpu_index;
+    uint16_t tss_selector;
+} cpu_info_t;
+
+typedef struct {
+    uint32_t cpu_count;
+    uint32_t online_count;
+    uint32_t bsp_lapic_id;
+    uint64_t lapic_base;
+    cpu_info_t cpus[256];
+} smp_info_t;
+
+void smp_init(struct limine_mp_response* mp_response);
+void smp_boot_aps(struct limine_mp_response* mp_response);
+smp_info_t* smp_get_info(void);
+cpu_info_t* smp_get_current_cpu(void);
+uint32_t smp_get_cpu_count(void);
+uint32_t smp_get_online_count(void);
+bool smp_is_bsp(void);
+void smp_print_info(void);
+void smp_print_info_fb(void);
+void smp_wait_for_ready(void);
+void ap_entry_point(struct limine_mp_info* cpu_info);
+void sched_notify_ready(void);
+#endif