diff options
Diffstat (limited to 'include/asm-arm/arch-s3c2410/debug-macro.S')
| -rw-r--r-- | include/asm-arm/arch-s3c2410/debug-macro.S | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/include/asm-arm/arch-s3c2410/debug-macro.S b/include/asm-arm/arch-s3c2410/debug-macro.S deleted file mode 100644 index 93064860e0e..00000000000 --- a/include/asm-arm/arch-s3c2410/debug-macro.S +++ /dev/null @@ -1,102 +0,0 @@ -/* linux/include/asm-arm/arch-s3c2410/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 <asm/arch/map.h> -#include <asm/arch/regs-serial.h> -#include <asm/arch/regs-gpio.h> - -#define S3C2410_UART1_OFF (0x4000) -#define SHIFT_2440TXF (14-9) - - .macro addruart, rx - mrc p15, 0, \rx, c1, c0 - tst \rx, #1 - ldreq \rx, = S3C24XX_PA_UART - ldrne \rx, = S3C24XX_VA_UART -#if CONFIG_DEBUG_S3C2410_UART != 0 - add \rx, \rx, #(S3C2410_UART1_OFF * CONFIG_DEBUG_S3C2410_UART) -#endif - .endm - - .macro senduart,rd,rx - strb \rd, [\rx, # S3C2410_UTXH ] - .endm - - .macro busyuart, rd, rx - ldr \rd, [ \rx, # S3C2410_UFCON ] - tst \rd, #S3C2410_UFCON_FIFOMODE @ fifo enabled? - beq 1001f @ - @ FIFO enabled... -1003: - @ 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 - and \rd, \rd, #0xff0 - teq \rd, #0x260 - beq 1004f - mrc p15, 0, \rd, c1, c0 - tst \rd, #1 - addeq \rd, \rx, #(S3C24XX_PA_GPIO - S3C24XX_PA_UART) - addne \rd, \rx, #(S3C24XX_VA_GPIO - S3C24XX_VA_UART) - bic \rd, \rd, #0xff000 - ldr \rd, [ \rd, # S3C2410_GSTATUS1 - S3C2410_GPIOREG(0) ] - and \rd, \rd, #0x00ff0000 - teq \rd, #0x00440000 @ is it 2440? -1004: - ldr \rd, [ \rx, # S3C2410_UFSTAT ] - moveq \rd, \rd, lsr #SHIFT_2440TXF - tst \rd, #S3C2410_UFSTAT_TXFULL - bne 1003b - b 1002f - -1001: - @ busy waiting for non fifo - ldr \rd, [ \rx, # S3C2410_UTRSTAT ] - tst \rd, #S3C2410_UTRSTAT_TXFE - beq 1001b - -1002: @ exit busyuart - .endm - - .macro waituart,rd,rx - - ldr \rd, [ \rx, # S3C2410_UFCON ] - tst \rd, #S3C2410_UFCON_FIFOMODE @ fifo enabled? - beq 1001f @ - @ FIFO enabled... -1003: - mrc p15, 0, \rd, c1, c0 - tst \rd, #1 - addeq \rd, \rx, #(S3C24XX_PA_GPIO - S3C24XX_PA_UART) - addne \rd, \rx, #(S3C24XX_VA_GPIO - S3C24XX_VA_UART) - bic \rd, \rd, #0xff000 - ldr \rd, [ \rd, # S3C2410_GSTATUS1 - S3C2410_GPIOREG(0) ] - and \rd, \rd, #0x00ff0000 - teq \rd, #0x00440000 @ is it 2440? - - ldr \rd, [ \rx, # S3C2410_UFSTAT ] - andne \rd, \rd, #S3C2410_UFSTAT_TXMASK - andeq \rd, \rd, #S3C2440_UFSTAT_TXMASK - teq \rd, #0 - bne 1003b - b 1002f - -1001: - @ idle waiting for non fifo - ldr \rd, [ \rx, # S3C2410_UTRSTAT ] - tst \rd, #S3C2410_UTRSTAT_TXFE - beq 1001b - -1002: @ exit busyuart - .endm |