diff options
Diffstat (limited to 'pkg/sentry/platform/ring0/aarch64.go')
-rw-r--r-- | pkg/sentry/platform/ring0/aarch64.go | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/pkg/sentry/platform/ring0/aarch64.go b/pkg/sentry/platform/ring0/aarch64.go deleted file mode 100644 index 8122ac6e2..000000000 --- a/pkg/sentry/platform/ring0/aarch64.go +++ /dev/null @@ -1,110 +0,0 @@ -// 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 - -// Useful bits. -const ( - _PGD_PGT_BASE = 0x1000 - _PGD_PGT_SIZE = 0x1000 - _PUD_PGT_BASE = 0x2000 - _PUD_PGT_SIZE = 0x1000 - _PMD_PGT_BASE = 0x3000 - _PMD_PGT_SIZE = 0x4000 - _PTE_PGT_BASE = 0x7000 - _PTE_PGT_SIZE = 0x1000 - - _PSR_D_BIT = 0x00000200 - _PSR_A_BIT = 0x00000100 - _PSR_I_BIT = 0x00000080 - _PSR_F_BIT = 0x00000040 -) - -const ( - // PSR bits - PSR_MODE_EL0t = 0x00000000 - PSR_MODE_EL1t = 0x00000004 - PSR_MODE_EL1h = 0x00000005 - PSR_MODE_MASK = 0x0000000f - - // KernelFlagsSet should always be set in the kernel. - KernelFlagsSet = PSR_MODE_EL1h - - // UserFlagsSet are always set in userspace. - UserFlagsSet = PSR_MODE_EL0t - - KernelFlagsClear = PSR_MODE_MASK - UserFlagsClear = PSR_MODE_MASK - - PsrDefaultSet = _PSR_D_BIT | _PSR_A_BIT | _PSR_I_BIT | _PSR_F_BIT -) - -// Vector is an exception vector. -type Vector uintptr - -// Exception vectors. -const ( - El1SyncInvalid = iota - El1IrqInvalid - El1FiqInvalid - El1ErrorInvalid - El1Sync - El1Irq - El1Fiq - El1Error - El0Sync - El0Irq - El0Fiq - El0Error - El0Sync_invalid - El0Irq_invalid - El0Fiq_invalid - El0Error_invalid - El1Sync_da - El1Sync_ia - El1Sync_sp_pc - El1Sync_undef - El1Sync_dbg - El1Sync_inv - El0Sync_svc - El0Sync_da - El0Sync_ia - El0Sync_fpsimd_acc - El0Sync_sve_acc - El0Sync_sys - El0Sync_sp_pc - El0Sync_undef - El0Sync_dbg - El0Sync_inv - _NR_INTERRUPTS -) - -// System call vectors. -const ( - Syscall Vector = El0Sync_svc - PageFault Vector = El0Sync_da - VirtualizationException Vector = El0Error -) - -// VirtualAddressBits returns the number bits available for virtual addresses. -func VirtualAddressBits() uint32 { - return 48 -} - -// PhysicalAddressBits returns the number of bits available for physical addresses. -func PhysicalAddressBits() uint32 { - return 40 -} |