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[ARM] 4512/1: S3C: rename the debug macros for per-cpu updates

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Update the debug macros for use with the new per-cpu
configuration and usage.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Ben Dooks 2007-07-22 16:10:23 +01:00 committed by Russell King
parent b2627588cb
commit cbc4dbffc8
2 changed files with 53 additions and 6 deletions
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37
include/asm-arm/arch-s3c2410/debug-macro.S
View File

@ -14,9 +14,7 @@
#include <asm/arch/map.h>
#include <asm/arch/regs-gpio.h>
#include <asm/plat-s3c/regs-serial.h>
#include <asm/plat-s3c/debug-macro.S>
#define S3C2410_UART1_OFF (0x4000)
#define SHIFT_2440TXF (14-9)
@ -31,7 +29,7 @@
#endif
.endm
.macro fifo_full rd, rx
.macro fifo_full_s3c24xx rd, rx
@ check for arm920 vs arm926. currently assume all arm926
@ devices have an 64 byte FIFO identical to the s3c2440
mrc p15, 0, \rd, c0, c0
@ -52,7 +50,14 @@
tst \rd, #S3C2410_UFSTAT_TXFULL
.endm
.macro fifo_level rd, rx
.macro fifo_full_s3c2410 rd, rx
ldr \rd, [ \rx, # S3C2410_UFSTAT ]
tst \rd, #S3C2410_UFSTAT_TXFULL
.endm
/* fifo level reading */
.macro fifo_level_s3c24xx rd, rx
mrc p15, 0, \rd, c1, c0
tst \rd, #1
addeq \rd, \rx, #(S3C24XX_PA_GPIO - S3C24XX_PA_UART)
@ -66,3 +71,27 @@
andne \rd, \rd, #S3C2410_UFSTAT_TXMASK
andeq \rd, \rd, #S3C2440_UFSTAT_TXMASK
.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_CPU_LLSERIAL_S3C2410_ONLY)
#define fifo_full fifo_full_s3c2410
#define fifo_level fifo_level_s3c2410
#warning 2410only
#elif !defined(CONFIG_CPU_LLSERIAL_S3C2440_ONLY)
#define fifo_full fifo_full_s3c24xx
#define fifo_level fifo_level_s3c24xx
#warning generic
#endif
/* include the reset of the code which will do the work */
#include <asm/plat-s3c/debug-macro.S>

22
include/asm-arm/plat-s3c/debug-macro.S
View File

@ -11,7 +11,26 @@
#include <asm/plat-s3c/regs-serial.h>
#define S3C2410_UART1_OFF (0x4000)
/* The S3C2440 implementations are used by default as they are the
* most widely re-used */
.macro fifo_level_s3c2440 rd, rx
ldr \rd, [ \rx, # S3C2410_UFSTAT ]
and \rd, \rd, #S3C2440_UFSTAT_TXMASK
.endm
#ifndef fifo_level
#define fifo_level fifo_level_s3c2410
#endif
.macro fifo_full_s3c2440 rd, rx
ldr \rd, [ \rx, # S3C2410_UFSTAT ]
tst \rd, #S3C2440_UFSTAT_TXFULL
.endm
#ifndef fifo_full
#define fifo_full fifo_full_s3c2440
#endif
.macro senduart,rd,rx
strb \rd, [\rx, # S3C2410_UTXH ]
@ -37,7 +56,6 @@
.endm
.macro waituart,rd,rx
ldr \rd, [ \rx, # S3C2410_UFCON ]
tst \rd, #S3C2410_UFCON_FIFOMODE @ fifo enabled?
beq 1001f @