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/*
* Copyright (C) 2012 Spreadtrum Communications Inc.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include "hardware.h"
.macro addruart,rp, rv, tmp
ldr \rp, =LL_DEBUG_UART_PHYS
ldr \rv, =LL_DEBUG_UART_BASE
.endm
.macro senduart,rd,rx
and \rd,\rd,#0xFF
str \rd, [\rx, #0x00]
.endm
.macro waituart,rd,rx
@ wait for TX_READY
1: ldr \rd, [\rx, #0x0C]
mov \rd,\rd,lsr #8
and \rd,\rd,#0xFF
teq \rd, #0x00
bne 1b
.endm
.macro busyuart,rd,rx
@ wait for TX_READY
2: ldr \rd, [\rx, #0x0C]
mov \rd,\rd,lsr #8
and \rd,\rd,#0xFF
teq \rd, #0x00
bne 2b
.endm
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