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;%HEADER%
;/** @file
; Macros to work around lack of Apple support for LDR register, =expr
;
; Copyright (c) 2009, Apple, Inc. All rights reserved.
;
;**/
MACRO
MmioWrite32Macro $Address, $Data
ldr r1, = ($Address)
ldr r0, = ($Data)
str r0, [r1]
MEND
MACRO
MmioOr32Macro $Address, $OrData
ldr r1, =($Address)
ldr r2, =($OrData)
ldr r0, [r1]
orr r0, r0, r2
str r0, [r1]
MEND
MACRO
MmioAnd32Macro $Address, $AndData
ldr r1, =($Address)
ldr r2, =($AndData)
ldr r0, [r1]
and r0, r0, r2
str r0, [r1]
MEND
MACRO
MmioAndThenOr32Macro $Address, $AndData, $OrData
ldr r1, =($Address)
ldr r0, [r1]
ldr r2, =($AndData)
and r0, r0, r2
ldr r2, =($OrData)
orr r0, r0, r2
str r0, [r1]
MEND
MACRO
MmioWriteFromReg32Macro $Address, $Reg
ldr r1, =($Address)
str $Reg, [r1]
MEND
MACRO
MmioRead32Macro $Address
ldr r1, =($Address)
ldr r0, [r1]
MEND
MACRO
MmioReadToReg32Macro $Address, $Reg
ldr r1, =($Address)
ldr $Reg, [r1]
MEND
MACRO
LoadConstantMacro $Data
ldr r0, =($Data)
MEND
MACRO
LoadConstantToRegMacro $Data, $Reg
ldr $Reg, =($Data)
MEND
END
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