/* arch/arm/mach-zynq/include/mach/debug-macro.S
*
* Debugging macro include header
*
* Copyright (C) 2011 Xilinx
*
* 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 <mach/zynq_soc.h>
#include <mach/uart.h>
.macro addruart, rp, rv, tmp
ldr \rp, =LL_UART_PADDR @ physical
ldr \rv, =LL_UART_VADDR @ virtual
.endm
.macro senduart,rd,rx
str \rd, [\rx, #UART_FIFO_OFFSET] @ TXDATA
.endm
.macro waituart,rd,rx
.endm
.macro busyuart,rd,rx
1002: ldr \rd, [\rx, #UART_SR_OFFSET] @ get status register
tst \rd, #UART_SR_TXFULL @
bne 1002b @ wait if FIFO is full
.endm
