Linus TorvaldsLinux-2.6.12-rc21da177e21 years agoHistory
39 lines · 976 B · Assembly
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/* linux/include/asm-arm/arch-versatile/debug-macro.S * * Debugging macro include header * *  Copyright (C) 1994-1999 Russell King *  Moved from linux/arch/arm/kernel/debug.S by Ben Dooks * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. **/ #include <asm/hardware/amba_serial.h> 		.macro	addruart,rx		mrc	p15, 0, \rx, c1, c0		tst	\rx, #1			@ MMU enabled?		moveq	\rx,      #0x10000000		movne	\rx,      #0xf1000000	@ virtual base		orr	\rx, \rx, #0x001F0000		orr	\rx, \rx, #0x00001000		.endm 		.macro	senduart,rd,rx		strb	\rd, [\rx, #UART01x_DR]		.endm 		.macro	waituart,rd,rx1001:		ldr	\rd, [\rx, #0x18]	@ UARTFLG		tst	\rd, #1 << 5		@ UARTFLGUTXFF - 1 when full		bne	1001b		.endm 		.macro	busyuart,rd,rx1001:		ldr	\rd, [\rx, #0x18]	@ UARTFLG		tst	\rd, #1 << 3		@ UARTFLGUBUSY - 1 when busy		bne	1001b		.endm

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