43 lines
1.1 KiB
C
43 lines
1.1 KiB
C
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/*
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* This file is part of the UCB release of Plan 9. It is subject to the license
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* terms in the LICENSE file found in the top-level directory of this
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* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
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* part of the UCB release of Plan 9, including this file, may be copied,
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* modified, propagated, or distributed except according to the terms contained
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* in the LICENSE file.
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*/
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struct Ureg {
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uint64_t ax;
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uint64_t bx;
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uint64_t cx;
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uint64_t dx;
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uint64_t si;
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uint64_t di;
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uint64_t bp;
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uint64_t r8;
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uint64_t r9;
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uint64_t r10;
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uint64_t r11;
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uint64_t r12;
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uint64_t r13;
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uint64_t r14;
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uint64_t r15;
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// these are pointless and I don't want to waste a second on them.
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// I'm sure it will break something but let's see.
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// Not pushing them simplifies the interrupt handler a lot.
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// uint16_t ds;
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// uint16_t es;
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// uint16_t fs;
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// uint16_t gs;
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uint64_t type;
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uint64_t error; /* error code (or zero) */
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uint64_t ip; /* pc */
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uint64_t cs; /* old context */
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uint64_t flags; /* old flags */
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uint64_t sp; /* sp */
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uint64_t ss; /* old stack segment */
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};
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