33 lines
662 B
C
33 lines
662 B
C
#ifndef SYSTEM_H
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#define SYSTEM_H
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typedef int size_t;
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void *memset(void *dest, char val, size_t count);
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struct regs
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{
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unsigned int gs, fs, es, ds;
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unsigned int edi, esi, ebp, esp, ebx, edx, ecx, eax;
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unsigned int int_no, err_code;
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unsigned int eip, cs, eflags, useresp, ss;
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};
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void isr_install();
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void irq_install();
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void irq_install_handler(int irq, void (*handler)(struct regs *r));
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void irq_uninstall_handler(int irq);
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void timer_install();
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void delay(int ticks);
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void keyboard_install();
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char keyboard_getchar();
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void shell_install();
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int uptime();
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extern volatile unsigned long global_ticks;
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extern unsigned int g_multiboot_info_address;
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#endif
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