mirror of https://github.com/acidanthera/audk.git
48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
/** @file
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Definition of EBC Support function.
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Copyright (c) 2006, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _IPF_EBC_SUPPORT_H_
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#define _IPF_EBC_SUPPORT_H_
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#define VM_STACK_SIZE (1024 * 32)
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#define EBC_THUNK_SIZE 128
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#define STACK_REMAIN_SIZE (1024 * 4)
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//
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// For code execution, thunks must be aligned on 16-byte boundary
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//
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#define EBC_THUNK_ALIGNMENT 16
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//
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// Opcodes for IPF instructions. We'll need to hand-create thunk code (stuffing
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// bits) to insert a jump to the interpreter.
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//
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#define OPCODE_NOP (UINT64) 0x00008000000
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#define OPCODE_BR_COND_SPTK_FEW (UINT64) 0x00100000000
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#define OPCODE_MOV_BX_RX (UINT64) 0x00E00100000
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//
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// Opcode for MOVL instruction
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//
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#define MOVL_OPCODE 0x06
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VOID
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EbcAsmLLCALLEX (
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IN UINTN CallAddr,
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IN UINTN EbcSp
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);
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#endif
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