2
0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-21 11:44:01 +08:00
linux-next/arch/arm/plat-spear/include/plat/debug-macro.S
Viresh Kumar 10d8935f46 Viresh has moved
viresh.kumar@st.com email-id doesn't exist anymore as I have left the
company.  Replace ST's id with viresh.linux@gmail.com.

It also updates .mailmap file to fix address for 'git shortlog'

Signed-off-by: Viresh Kumar <viresh.linux@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-06-20 14:39:36 -07:00

37 lines
950 B
ArmAsm

/*
* arch/arm/plat-spear/include/plat/debug-macro.S
*
* Debugging macro include header for spear platform
*
* Copyright (C) 2009 ST Microelectronics
* Viresh Kumar <viresh.linux@gmail.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#include <linux/amba/serial.h>
#include <mach/spear.h>
.macro addruart, rp, rv, tmp
mov \rp, #SPEAR_DBG_UART_BASE @ Physical base
mov \rv, #VA_SPEAR_DBG_UART_BASE @ Virtual base
.endm
.macro senduart, rd, rx
strb \rd, [\rx, #UART01x_DR] @ ASC_TX_BUFFER
.endm
.macro waituart, rd, rx
1001: ldr \rd, [\rx, #UART01x_FR] @ FLAG REGISTER
tst \rd, #UART01x_FR_TXFF @ TX_FULL
bne 1001b
.endm
.macro busyuart, rd, rx
1002: ldr \rd, [\rx, #UART01x_FR] @ FLAG REGISTER
tst \rd, #UART011_FR_TXFE @ TX_EMPTY
beq 1002b
.endm