gvisor/pkg/sentry/platform/ring0/offsets_arm64.go

// Copyright 2019 The gVisor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

// +build arm64

package ring0

import (
	"fmt"
	"io"
	"reflect"
	"syscall"
)

// Emit prints architecture-specific offsets.
func Emit(w io.Writer) {
	fmt.Fprintf(w, "// Automatically generated, do not edit.\n")

	c := &CPU{}
	fmt.Fprintf(w, "\n// CPU offsets.\n")
	fmt.Fprintf(w, "#define CPU_SELF             0x%02x\n", reflect.ValueOf(&c.self).Pointer()-reflect.ValueOf(c).Pointer())
	fmt.Fprintf(w, "#define CPU_REGISTERS        0x%02x\n", reflect.ValueOf(&c.registers).Pointer()-reflect.ValueOf(c).Pointer())
	fmt.Fprintf(w, "#define CPU_STACK_TOP        0x%02x\n", reflect.ValueOf(&c.stack[0]).Pointer()-reflect.ValueOf(c).Pointer()+uintptr(len(c.stack)))
	fmt.Fprintf(w, "#define CPU_ERROR_CODE       0x%02x\n", reflect.ValueOf(&c.errorCode).Pointer()-reflect.ValueOf(c).Pointer())
	fmt.Fprintf(w, "#define CPU_ERROR_TYPE       0x%02x\n", reflect.ValueOf(&c.errorType).Pointer()-reflect.ValueOf(c).Pointer())
	fmt.Fprintf(w, "#define CPU_FAULT_ADDR       0x%02x\n", reflect.ValueOf(&c.faultAddr).Pointer()-reflect.ValueOf(c).Pointer())
	fmt.Fprintf(w, "#define CPU_TTBR0_KVM	     0x%02x\n", reflect.ValueOf(&c.ttbr0Kvm).Pointer()-reflect.ValueOf(c).Pointer())
	fmt.Fprintf(w, "#define CPU_TTBR0_APP        0x%02x\n", reflect.ValueOf(&c.ttbr0App).Pointer()-reflect.ValueOf(c).Pointer())
	fmt.Fprintf(w, "#define CPU_VECTOR_CODE      0x%02x\n", reflect.ValueOf(&c.vecCode).Pointer()-reflect.ValueOf(c).Pointer())
	fmt.Fprintf(w, "#define CPU_APP_ADDR         0x%02x\n", reflect.ValueOf(&c.appAddr).Pointer()-reflect.ValueOf(c).Pointer())
	fmt.Fprintf(w, "#define CPU_LAZY_VFP         0x%02x\n", reflect.ValueOf(&c.lazyVFP).Pointer()-reflect.ValueOf(c).Pointer())

	fmt.Fprintf(w, "\n// Bits.\n")
	fmt.Fprintf(w, "#define _KERNEL_FLAGS        0x%02x\n", KernelFlagsSet)

	fmt.Fprintf(w, "\n// Vectors.\n")
	fmt.Fprintf(w, "#define El1SyncInvalid  0x%02x\n", El1SyncInvalid)
	fmt.Fprintf(w, "#define El1IrqInvalid 0x%02x\n", El1IrqInvalid)
	fmt.Fprintf(w, "#define El1FiqInvalid 0x%02x\n", El1FiqInvalid)
	fmt.Fprintf(w, "#define El1ErrorInvalid 0x%02x\n", El1ErrorInvalid)

	fmt.Fprintf(w, "#define El1Sync 0x%02x\n", El1Sync)
	fmt.Fprintf(w, "#define El1Irq 0x%02x\n", El1Irq)
	fmt.Fprintf(w, "#define El1Fiq 0x%02x\n", El1Fiq)
	fmt.Fprintf(w, "#define El1Error 0x%02x\n", El1Error)

	fmt.Fprintf(w, "#define El0Sync 0x%02x\n", El0Sync)
	fmt.Fprintf(w, "#define El0Irq 0x%02x\n", El0Irq)
	fmt.Fprintf(w, "#define El0Fiq 0x%02x\n", El0Fiq)
	fmt.Fprintf(w, "#define El0Error 0x%02x\n", El0Error)

	fmt.Fprintf(w, "#define El0Sync_invalid 0x%02x\n", El0Sync_invalid)
	fmt.Fprintf(w, "#define El0Irq_invalid 0x%02x\n", El0Irq_invalid)
	fmt.Fprintf(w, "#define El0Fiq_invalid 0x%02x\n", El0Fiq_invalid)
	fmt.Fprintf(w, "#define El0Error_invalid 0x%02x\n", El0Error_invalid)

	fmt.Fprintf(w, "#define El1Sync_da 0x%02x\n", El1Sync_da)
	fmt.Fprintf(w, "#define El1Sync_ia 0x%02x\n", El1Sync_ia)
	fmt.Fprintf(w, "#define El1Sync_sp_pc 0x%02x\n", El1Sync_sp_pc)
	fmt.Fprintf(w, "#define El1Sync_undef 0x%02x\n", El1Sync_undef)
	fmt.Fprintf(w, "#define El1Sync_dbg 0x%02x\n", El1Sync_dbg)
	fmt.Fprintf(w, "#define El1Sync_inv 0x%02x\n", El1Sync_inv)

	fmt.Fprintf(w, "#define El0Sync_svc 0x%02x\n", El0Sync_svc)
	fmt.Fprintf(w, "#define El0Sync_da 0x%02x\n", El0Sync_da)
	fmt.Fprintf(w, "#define El0Sync_ia 0x%02x\n", El0Sync_ia)
	fmt.Fprintf(w, "#define El0Sync_fpsimd_acc 0x%02x\n", El0Sync_fpsimd_acc)
	fmt.Fprintf(w, "#define El0Sync_sve_acc 0x%02x\n", El0Sync_sve_acc)
	fmt.Fprintf(w, "#define El0Sync_sys 0x%02x\n", El0Sync_sys)
	fmt.Fprintf(w, "#define El0Sync_sp_pc 0x%02x\n", El0Sync_sp_pc)
	fmt.Fprintf(w, "#define El0Sync_undef 0x%02x\n", El0Sync_undef)
	fmt.Fprintf(w, "#define El0Sync_dbg 0x%02x\n", El0Sync_dbg)
	fmt.Fprintf(w, "#define El0Sync_inv 0x%02x\n", El0Sync_inv)

	fmt.Fprintf(w, "#define PageFault 0x%02x\n", PageFault)
	fmt.Fprintf(w, "#define Syscall 0x%02x\n", Syscall)
	fmt.Fprintf(w, "#define VirtualizationException 0x%02x\n", VirtualizationException)

	p := &syscall.PtraceRegs{}
	fmt.Fprintf(w, "\n// Ptrace registers.\n")
	fmt.Fprintf(w, "#define PTRACE_R0       0x%02x\n", reflect.ValueOf(&p.Regs[0]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R1       0x%02x\n", reflect.ValueOf(&p.Regs[1]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R2       0x%02x\n", reflect.ValueOf(&p.Regs[2]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R3       0x%02x\n", reflect.ValueOf(&p.Regs[3]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R4       0x%02x\n", reflect.ValueOf(&p.Regs[4]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R5       0x%02x\n", reflect.ValueOf(&p.Regs[5]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R6       0x%02x\n", reflect.ValueOf(&p.Regs[6]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R7       0x%02x\n", reflect.ValueOf(&p.Regs[7]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R8       0x%02x\n", reflect.ValueOf(&p.Regs[8]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R9       0x%02x\n", reflect.ValueOf(&p.Regs[9]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R10      0x%02x\n", reflect.ValueOf(&p.Regs[10]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R11      0x%02x\n", reflect.ValueOf(&p.Regs[11]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R12      0x%02x\n", reflect.ValueOf(&p.Regs[12]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R13      0x%02x\n", reflect.ValueOf(&p.Regs[13]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R14      0x%02x\n", reflect.ValueOf(&p.Regs[14]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R15      0x%02x\n", reflect.ValueOf(&p.Regs[15]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R16      0x%02x\n", reflect.ValueOf(&p.Regs[16]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R17      0x%02x\n", reflect.ValueOf(&p.Regs[17]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R18      0x%02x\n", reflect.ValueOf(&p.Regs[18]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R19      0x%02x\n", reflect.ValueOf(&p.Regs[19]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R20      0x%02x\n", reflect.ValueOf(&p.Regs[20]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R21      0x%02x\n", reflect.ValueOf(&p.Regs[21]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R22      0x%02x\n", reflect.ValueOf(&p.Regs[22]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R23      0x%02x\n", reflect.ValueOf(&p.Regs[23]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R24      0x%02x\n", reflect.ValueOf(&p.Regs[24]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R25      0x%02x\n", reflect.ValueOf(&p.Regs[25]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R26      0x%02x\n", reflect.ValueOf(&p.Regs[26]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R27      0x%02x\n", reflect.ValueOf(&p.Regs[27]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R28      0x%02x\n", reflect.ValueOf(&p.Regs[28]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R29      0x%02x\n", reflect.ValueOf(&p.Regs[29]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_R30      0x%02x\n", reflect.ValueOf(&p.Regs[30]).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_SP       0x%02x\n", reflect.ValueOf(&p.Sp).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_PC       0x%02x\n", reflect.ValueOf(&p.Pc).Pointer()-reflect.ValueOf(p).Pointer())
	fmt.Fprintf(w, "#define PTRACE_PSTATE   0x%02x\n", reflect.ValueOf(&p.Pstate).Pointer()-reflect.ValueOf(p).Pointer())
}