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| author | Heiko Stuebner <heiko@sntech.de> | 2014-05-16 06:59:18 +0900 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2014-05-26 04:05:00 +0900 |
| commit | 2cd62bd4e5226ae5fa61f58ade8148f2e4643335 (patch) | |
| tree | 66feee48bd6ceca7e696da50d26de8586252f31c /arch/arm/include/debug | |
| parent | 1899de2894970fbeece3a97dd69d5321fb00972b (diff) | |
| download | lwn-2cd62bd4e5226ae5fa61f58ade8148f2e4643335.tar.gz lwn-2cd62bd4e5226ae5fa61f58ade8148f2e4643335.zip | |
ARM: S3C24XX: move debug-macro.S into the common space
Move debug-macro.S from mach/include to include/debug where
all other common debug macros are.
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm/include/debug')
| -rw-r--r-- | arch/arm/include/debug/s3c24xx.S | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/arch/arm/include/debug/s3c24xx.S b/arch/arm/include/debug/s3c24xx.S new file mode 100644 index 000000000000..b1f54dc4888c --- /dev/null +++ b/arch/arm/include/debug/s3c24xx.S @@ -0,0 +1,46 @@ +/* arch/arm/mach-s3c2410/include/mach/debug-macro.S + * + * Debugging macro include header + * + * Copyright (C) 1994-1999 Russell King + * Copyright (C) 2005 Simtec Electronics + * + * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/serial_s3c.h> + +#define S3C2410_UART1_OFF (0x4000) + + .macro addruart, rp, rv, tmp + ldr \rp, = CONFIG_DEBUG_UART_PHYS + ldr \rv, = CONFIG_DEBUG_UART_VIRT + .endm + + .macro fifo_full_s3c2410 rd, rx + ldr \rd, [\rx, # S3C2410_UFSTAT] + tst \rd, #S3C2410_UFSTAT_TXFULL + .endm + + .macro fifo_level_s3c2410 rd, rx + ldr \rd, [\rx, # S3C2410_UFSTAT] + and \rd, \rd, #S3C2410_UFSTAT_TXMASK + .endm + +/* Select the correct implementation depending on the configuration. The + * S3C2440 will get selected by default, as these are the most widely + * used variants of these +*/ + +#if defined(CONFIG_DEBUG_S3C2410_UART) +#define fifo_full fifo_full_s3c2410 +#define fifo_level fifo_level_s3c2410 +#endif + +/* include the reset of the code which will do the work */ + +#include <debug/samsung.S> |