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Last change
on this file since 109091 was 99464, checked in by vboxsync, 2 years ago |
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Devices/EFI/Firmware: Restore ArmPkg, ArmVirtPkg, ArmPlatformPkg in order to be able to build Aarch64 and Aarch32 firmware images for the virt platform, bugref:10400
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Property svn:eol-style
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File size:
1.1 KB
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| 1 | /** @file
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| 2 | Macros to work around lack of Apple support for LDR register, =expr
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| 3 |
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| 4 | Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
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| 5 | Copyright (c) 2011-2012, ARM Ltd. All rights reserved.<BR>
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| 6 | Copyright (c) 2016, Linaro Ltd. All rights reserved.<BR>
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| 7 |
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| 8 | SPDX-License-Identifier: BSD-2-Clause-Patent
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| 9 |
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| 10 | **/
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| 11 |
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| 12 | #ifndef ASM_MACRO_IO_LIB_H_
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| 13 | #define ASM_MACRO_IO_LIB_H_
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| 14 |
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| 15 | #define _ASM_FUNC(Name, Section) \
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| 16 | .global Name ; \
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| 17 | .section #Section, "ax" ; \
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| 18 | .type Name, %function ; \
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| 19 | .p2align 2 ; \
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| 20 | Name:
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| 21 |
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| 22 | #define ASM_FUNC(Name) _ASM_FUNC(ASM_PFX(Name), .text. ## Name)
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| 23 |
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| 24 | #define MOV32(Reg, Val) \
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| 25 | movw Reg, #(Val) & 0xffff ; \
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| 26 | movt Reg, #(Val) >> 16
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| 27 |
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| 28 | #define ADRL(Reg, Sym) \
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| 29 | movw Reg, #:lower16:(Sym) - (. + 16) ; \
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| 30 | movt Reg, #:upper16:(Sym) - (. + 12) ; \
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| 31 | add Reg, Reg, pc
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| 32 |
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| 33 | #define LDRL(Reg, Sym) \
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| 34 | movw Reg, #:lower16:(Sym) - (. + 16) ; \
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| 35 | movt Reg, #:upper16:(Sym) - (. + 12) ; \
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| 36 | ldr Reg, [pc, Reg]
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| 37 |
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| 38 | #endif // ASM_MACRO_IO_LIB_H_
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