29 lines
1.1 KiB
C
29 lines
1.1 KiB
C
#include <sys/cpu.h>
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extern bool cpuid(uint32_t leaf, uint32_t subleaf,
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uint32_t *eax, uint32_t *ebx, uint32_t *ecx, uint32_t *edx);
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extern void outb(uint16_t port, uint8_t value);
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extern void outw(uint16_t port, uint16_t value);
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extern void outd(uint16_t port, uint32_t value);
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extern uint8_t inb(uint16_t port);
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extern uint16_t inw(uint16_t port);
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extern uint32_t ind(uint16_t port);
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extern void mmoutb(uintptr_t addr, uint8_t value);
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extern void mmoutw(uintptr_t addr, uint16_t value);
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extern void mmoutd(uintptr_t addr, uint32_t value);
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extern void mmoutq(uintptr_t addr, uint64_t value);
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extern uint8_t mminb(uintptr_t addr);
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extern uint16_t mminw(uintptr_t addr);
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extern uint32_t mmind(uintptr_t addr);
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extern uint64_t mminq(uintptr_t addr);
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extern uint64_t rdmsr(uint32_t msr);
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extern void wrmsr(uint32_t msr, uint64_t value);
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extern uint64_t rdtsc(void);
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extern void delay(uint64_t cycles);
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extern size_t icache_line_size(void);
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extern size_t dcache_line_size(void);
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extern void clean_inval_dcache_poc(uintptr_t start, uintptr_t end);
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extern void inval_icache_pou(uintptr_t start, uintptr_t end);
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extern int current_el(void);
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