kern

diff src/tss.h @ 29:8ea6debe4265

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starting on the task switching implementation
author John Tsiombikas <nuclear@siggraph.org>
date Sat, 23 Apr 2011 00:51:18 +0300
parents
children 38f768da2f31
line diff
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/src/tss.h	Sat Apr 23 00:51:18 2011 +0300
     1.3 @@ -0,0 +1,21 @@
     1.4 +#ifndef TSS_H_
     1.5 +#define TSS_H_
     1.6 +
     1.7 +#include <inttypes.h>
     1.8 +
     1.9 +struct task_state {
    1.10 +	uint32_t prev_task;
    1.11 +	uint32_t esp0, ss0;
    1.12 +	uint32_t esp1, ss1;
    1.13 +	uint32_t esp2, ss2;
    1.14 +	uint32_t cr3;
    1.15 +	uint32_t eip;
    1.16 +	uint32_t eflags;
    1.17 +	uint32_t eax, ecx, edx, ebx;
    1.18 +	uint32_t esp, ebp, esi, edi;
    1.19 +	uint32_t es, cs, ss, ds, fs, gs;
    1.20 +	uint32_t ldt_sel;
    1.21 +	uint16_t trap, iomap_addr;
    1.22 +} __attribute__((packed));
    1.23 +
    1.24 +#endif	/* TSS_H_ */