mirror of https://gitee.com/openkylin/linux.git
30 lines
592 B
ArmAsm
30 lines
592 B
ArmAsm
/*
|
|
* arch/arm/mach-prima2/include/mach/debug-macro.S
|
|
*
|
|
* Copyright (c) 2011 Cambridge Silicon Radio Limited, a CSR plc group company.
|
|
*
|
|
* Licensed under GPLv2 or later.
|
|
*/
|
|
|
|
#include <mach/hardware.h>
|
|
#include <mach/uart.h>
|
|
|
|
.macro addruart, rp, rv, tmp
|
|
ldr \rp, =SIRFSOC_UART1_PA_BASE @ physical
|
|
ldr \rv, =SIRFSOC_UART1_VA_BASE @ virtual
|
|
.endm
|
|
|
|
.macro senduart,rd,rx
|
|
str \rd, [\rx, #SIRFSOC_UART_TXFIFO_DATA]
|
|
.endm
|
|
|
|
.macro busyuart,rd,rx
|
|
.endm
|
|
|
|
.macro waituart,rd,rx
|
|
1001: ldr \rd, [\rx, #SIRFSOC_UART_TXFIFO_STATUS]
|
|
tst \rd, #SIRFSOC_UART1_TXFIFO_EMPTY
|
|
beq 1001b
|
|
.endm
|
|
|