mirror of https://gitee.com/openkylin/linux.git
32 lines
906 B
ArmAsm
32 lines
906 B
ArmAsm
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/*
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* arch/arm/mach-lpc32xx/include/mach/debug-macro.S
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*
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* Author: Kevin Wells <kevin.wells@nxp.com>
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*
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* Copyright (C) 2010 NXP Semiconductors
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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/*
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* Debug output is hardcoded to standard UART 5
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*/
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.macro addruart,rx, tmp
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mrc p15, 0, \rx, c1, c0
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tst \rx, #1 @ MMU enabled?
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ldreq \rx, =0x40090000
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ldrne \rx, =0xF4090000
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.endm
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#define UART_SHIFT 2
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#include <asm/hardware/debug-8250.S>
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