56 lines
1.2 KiB
C
56 lines
1.2 KiB
C
// SPDX-License-Identifier: ISC
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#pragma once
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#include <zinnia/types.h>
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#include <stdint.h>
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struct arch_task_context {
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uint64_t rsp;
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uint8_t* fpu_region;
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phys_t fpu_phys;
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uint16_t ds, es, fs, gs;
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uint64_t fs_base, gs_base;
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};
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struct arch_context {
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uint64_t r15;
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uint64_t r14;
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uint64_t r13;
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uint64_t r12;
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uint64_t r11;
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uint64_t r10;
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uint64_t r9;
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uint64_t r8;
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uint64_t rsi;
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uint64_t rdi;
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uint64_t rbp;
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uint64_t rdx;
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uint64_t rcx;
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uint64_t rbx;
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uint64_t rax;
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uint64_t isr; // Pushed onto the stack by the interrupt handler stubs.
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uint64_t error; // Pushed onto the stack by the CPU if the interrupt has an error code.
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uint64_t rip; // The rest is pushed onto the stack by the CPU during an interrupt.
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uint64_t cs;
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uint64_t rflags;
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uint64_t rsp;
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uint64_t ss;
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};
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#define ARCH_CTX_NUM rax
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#define ARCH_CTX_SP rsp
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#define ARCH_CTX_A0 rdi
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#define ARCH_CTX_A1 rsi
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#define ARCH_CTX_A2 rdx
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#define ARCH_CTX_A3 r10
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#define ARCH_CTX_A4 r8
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#define ARCH_CTX_A5 r9
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#define ARCH_CTX_RET0 rax
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#define ARCH_CTX_RET1 rdx
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struct arch_syscall_restart {
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uint64_t rax;
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uint64_t rdx;
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};
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