Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
torvalds
GitHub Repository: torvalds/linux
Path: blob/master/arch/arm/include/debug/s3c24xx.S
26295 views
1
/* SPDX-License-Identifier: GPL-2.0-only */
2
/* arch/arm/mach-s3c2410/include/mach/debug-macro.S
3
*
4
* Debugging macro include header
5
*
6
* Copyright (C) 1994-1999 Russell King
7
* Copyright (C) 2005 Simtec Electronics
8
*
9
* Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
10
*/
11
12
#include <linux/serial_s3c.h>
13
14
#define S3C2410_UART1_OFF (0x4000)
15
16
.macro addruart, rp, rv, tmp
17
ldr \rp, = CONFIG_DEBUG_UART_PHYS
18
ldr \rv, = CONFIG_DEBUG_UART_VIRT
19
.endm
20
21
.macro fifo_full_s3c2410 rd, rx
22
ldr \rd, [\rx, # S3C2410_UFSTAT]
23
tst \rd, #S3C2410_UFSTAT_TXFULL
24
.endm
25
26
.macro fifo_level_s3c2410 rd, rx
27
ldr \rd, [\rx, # S3C2410_UFSTAT]
28
and \rd, \rd, #S3C2410_UFSTAT_TXMASK
29
.endm
30
31
/* include the reset of the code which will do the work */
32
33
#include <debug/samsung.S>
34
35