forked from luck/tmp_suning_uos_patched
268099e3cc
Several ARM machine implementations used an 8250 compatible port for debugging purposes, and indepdently implemented the low level debug macros every time. Provide a common implementation and convert these implementations to use this version. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
26 lines
660 B
ArmAsm
26 lines
660 B
ArmAsm
/* linux/include/asm-arm/arch-pxa/debug-macro.S
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*
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* Debugging macro include header
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*
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* Copyright (C) 1994-1999 Russell King
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* Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
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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 version 2 as
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* published by the Free Software Foundation.
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*
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*/
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#include "hardware.h"
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.macro addruart,rx
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mrc p15, 0, \rx, c1, c0
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tst \rx, #1 @ MMU enabled?
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moveq \rx, #0x40000000 @ physical
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movne \rx, #io_p2v(0x40000000) @ virtual
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orr \rx, \rx, #0x00100000
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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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