1/* linux/include/asm-arm/arch-netx/debug-macro.S 2 * 3 * Debugging macro include header 4 * 5 * Copyright (C) 1994-1999 Russell King 6 * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License version 2 as 10 * published by the Free Software Foundation. 11 * 12*/ 13 14#include "hardware.h" 15 16 .macro addruart,rx 17 mrc p15, 0, \rx, c1, c0 18 tst \rx, #1 @ MMU enabled? 19 moveq \rx, #0x00100000 @ physical 20 movne \rx, #io_p2v(0x00100000) @ virtual 21 orr \rx, \rx, #0x00000a00 22 .endm 23 24 .macro senduart,rd,rx 25 str \rd, [\rx, #0] 26 .endm 27 28 .macro busyuart,rd,rx 291002: ldr \rd, [\rx, #0x18] 30 tst \rd, #(1 << 3) 31 bne 1002b 32 .endm 33 34 .macro waituart,rd,rx 351001: ldr \rd, [\rx, #0x18] 36 tst \rd, #(1 << 3) 37 bne 1001b 38 .endm 39