Pridana verze v0.1

2026-07-12 05:44:42 +02:00
commit 1266a65b82
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+/*
+ * AsterOS Kernel
+ * Autor: Pavel Kalaš
+ * Rok: 2026
+ *
+ */
+
+/*
+ * Tento header popisuje procesovy model jadra.
+ * Obsahuje stavy procesu, kontext CPU registru a strukturu process_t,
+ * plus API pro vytvareni procesu, ukonceni a pristup k procesove tabulce.
+ */
+
+#ifndef ASTER_PROCESS_H
+#define ASTER_PROCESS_H
+
+#include "types.h"
+
+#define ASTER_MAX_PROCESSES 16
+
+typedef enum {
+    PROCESS_UNUSED = 0,
+    PROCESS_READY,
+    PROCESS_RUNNING,
+    PROCESS_BLOCKED,
+    PROCESS_EXITED
+} process_state_t;
+
+typedef struct {
+    u64 r15;
+    u64 r14;
+    u64 r13;
+    u64 r12;
+    u64 rbx;
+    u64 rbp;
+    u64 rip;
+} context_t;
+
+typedef struct {
+    u32 pid;
+    process_state_t state;
+    u8 priority;
+    u8 *stack_base;
+    u64 stack_top;
+    context_t context;
+    const char *name;
+} process_t;
+
+void process_init(void);
+process_t *process_create(const char *name, void (*entry)(void), u8 priority);
+void process_exit(void);
+process_t *process_current(void);
+void process_set_current(process_t *p);
+process_t *process_table(void);
+usize process_count(void);
+
+#endif