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64 lines
1.6 KiB
C
64 lines
1.6 KiB
C
/**
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* system.h
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* Системные вызовы
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*
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* Заголовочный файл содержащий заготовку для работы с системными вызовами
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*
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*/
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#ifndef SYSTEM_H
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#define SYSTEM_H
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#include <modstd.h>
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#include <types.h>
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extern void *(*alloc)(uint64_t size);
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extern void (*free)(void *ptr);
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extern void (*log_printf)(char *str, ...);
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extern module_info_t *(*get_module)(char *module_id);
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extern module_info_t *(*mod_list_get)(uint64_t *count);
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extern framebuffer_t (*alloc_framebuffer)( );
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extern void (*free_framebuffer)(framebuffer_t *frame);
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extern void (*exit)(int code);
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extern int (*get_error)( );
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extern sys_info_t *(*get_info)( );
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extern uint64_t (*new_thread)(void (*func)(void *), char *name);
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extern void (*delete_thread)( );
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extern time_t (*get_time)( );
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extern uint64_t offset;
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void init_env(env_t *loader_env);
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void *realloc(void *addr, size_t size);
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static inline void outb(uint16_t port, uint8_t val) {
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asm volatile("outb %0, %1" : : "a"(val), "Nd"(port));
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}
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static inline uint8_t inb(uint16_t port) {
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uint8_t ret;
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asm volatile("inb %1, %0" : "=a"(ret) : "Nd"(port));
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return ret;
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}
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static inline void outw(uint16_t port, uint16_t val) {
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asm volatile("outw %0, %1" : : "a"(val), "Nd"(port));
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}
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static inline uint16_t inw(uint16_t port) {
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uint16_t ret;
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asm volatile("inw %1, %0" : "=a"(ret) : "Nd"(port));
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return ret;
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}
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static inline uint32_t inl(uint16_t port) {
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uint32_t data;
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asm volatile("inl %1, %0" : "=a"(data) : "Nd"(port));
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return data;
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}
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static inline void outl(uint16_t port, uint32_t data) {
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asm volatile("outl %0, %1" : : "a"(data), "Nd"(port));
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}
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#endif // system.h
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