X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Farm%2Fkernel%2Fdebug.S;h=da280bae3d0797f4071dccaff162db2304e8c6e4;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=2ae6eae420e48d804cfc661700c4ce99a7c3388c;hpb=9213980e6a70d8473e0ffd4b39ab5b6caaba9ff5;p=linux-2.6.git diff --git a/arch/arm/kernel/debug.S b/arch/arm/kernel/debug.S index 2ae6eae42..da280bae3 100644 --- a/arch/arm/kernel/debug.S +++ b/arch/arm/kernel/debug.S @@ -1,5 +1,5 @@ /* - * linux/arch/arm/kernel/debug-armv.S + * linux/arch/arm/kernel/debug.S * * Copyright (C) 1994-1999 Russell King * @@ -11,7 +11,6 @@ */ #include #include -#include .text @@ -20,31 +19,8 @@ * printk isn't working). For DEBUGGING ONLY!!! Do not leave * references to these in a production kernel! */ -#if defined(CONFIG_ARCH_RPC) - .macro addruart,rx - mov \rx, #0xe0000000 - orr \rx, \rx, #0x00010000 - orr \rx, \rx, #0x00000fe0 - .endm - - .macro senduart,rd,rx - strb \rd, [\rx] - .endm - - .macro busyuart,rd,rx -1001: ldrb \rd, [\rx, #0x14] - and \rd, \rd, #0x60 - teq \rd, #0x60 - bne 1001b - .endm - - .macro waituart,rd,rx -1001: ldrb \rd, [\rx, #0x18] - tst \rd, #0x10 - beq 1001b - .endm -#elif defined(CONFIG_DEBUG_ICEDCC) +#if defined(CONFIG_DEBUG_ICEDCC) @@ debug using ARM EmbeddedICE DCC channel .macro addruart, rx .endm @@ -71,577 +47,8 @@ bne 1001b 1002: .endm - -#elif defined(CONFIG_ARCH_EBSA110) - .macro addruart,rx - mov \rx, #0xf0000000 - orr \rx, \rx, #0x00000be0 - .endm - - .macro senduart,rd,rx - strb \rd, [\rx] - .endm - - .macro busyuart,rd,rx -1002: ldrb \rd, [\rx, #0x14] - and \rd, \rd, #0x60 - teq \rd, #0x60 - bne 1002b - .endm - - .macro waituart,rd,rx -1001: ldrb \rd, [\rx, #0x18] - tst \rd, #0x10 - beq 1001b - .endm - -#elif defined(CONFIG_ARCH_SHARK) - .macro addruart,rx - mov \rx, #0xe0000000 - orr \rx, \rx, #0x000003f8 - .endm - - .macro senduart,rd,rx - strb \rd, [\rx] - .endm - - .macro busyuart,rd,rx - mov \rd, #0 -1001: add \rd, \rd, #1 - teq \rd, #0x10000 - bne 1001b - .endm - - .macro waituart,rd,rx - .endm - -#elif defined(CONFIG_FOOTBRIDGE) - -#include - -#ifndef CONFIG_DEBUG_DC21285_PORT - /* For NetWinder debugging */ - .macro addruart,rx - mrc p15, 0, \rx, c1, c0 - tst \rx, #1 @ MMU enabled? - moveq \rx, #0x7c000000 @ physical - movne \rx, #0xff000000 @ virtual - orr \rx, \rx, #0x000003f8 - .endm - - .macro senduart,rd,rx - strb \rd, [\rx] - .endm - - .macro busyuart,rd,rx -1002: ldrb \rd, [\rx, #0x5] - and \rd, \rd, #0x60 - teq \rd, #0x60 - bne 1002b - .endm - - .macro waituart,rd,rx -1001: ldrb \rd, [\rx, #0x6] - tst \rd, #0x10 - beq 1001b - .endm -#else - /* For EBSA285 debugging */ - .equ dc21285_high, ARMCSR_BASE & 0xff000000 - .equ dc21285_low, ARMCSR_BASE & 0x00ffffff - - .macro addruart,rx - mov \rx, #dc21285_high - .if dc21285_low - orr \rx, \rx, #dc21285_low - .endif - .endm - - .macro senduart,rd,rx - str \rd, [\rx, #0x160] @ UARTDR - .endm - - .macro busyuart,rd,rx -1001: ldr \rd, [\rx, #0x178] @ UARTFLG - tst \rd, #1 << 3 - bne 1001b - .endm - - .macro waituart,rd,rx - .endm -#endif -#elif defined(CONFIG_ARCH_FTVPCI) - .macro addruart,rx - mrc p15, 0, \rx, c1, c0 - tst \rx, #1 @ MMU enabled? - movne \rx, #0xe0000000 - moveq \rx, #0x10000000 - .endm - - .macro senduart,rd,rx - str \rd, [\rx, #0xc] - .endm - - .macro busyuart,rd,rx -1001: ldr \rd, [\rx, #0x4] - tst \rd, #1 << 2 - beq 1001b - .endm - - .macro waituart,rd,rx - .endm - -#elif defined(CONFIG_ARCH_SA1100) - - .macro addruart,rx - mrc p15, 0, \rx, c1, c0 - tst \rx, #1 @ MMU enabled? - moveq \rx, #0x80000000 @ physical base address - movne \rx, #0xf8000000 @ virtual address - - @ We probe for the active serial port here, coherently with - @ the comment in include/asm-arm/arch-sa1100/uncompress.h. - @ We assume r1 can be clobbered. - - @ see if Ser3 is active - add \rx, \rx, #0x00050000 - ldr r1, [\rx, #UTCR3] - tst r1, #UTCR3_TXE - - @ if Ser3 is inactive, then try Ser1 - addeq \rx, \rx, #(0x00010000 - 0x00050000) - ldreq r1, [\rx, #UTCR3] - tsteq r1, #UTCR3_TXE - - @ if Ser1 is inactive, then try Ser2 - addeq \rx, \rx, #(0x00030000 - 0x00010000) - ldreq r1, [\rx, #UTCR3] - tsteq r1, #UTCR3_TXE - - @ if all ports are inactive, then there is nothing we can do - moveq pc, lr - .endm - - .macro senduart,rd,rx - str \rd, [\rx, #UTDR] - .endm - - .macro waituart,rd,rx -1001: ldr \rd, [\rx, #UTSR1] - tst \rd, #UTSR1_TNF - beq 1001b - .endm - - .macro busyuart,rd,rx -1001: ldr \rd, [\rx, #UTSR1] - tst \rd, #UTSR1_TBY - bne 1001b - .endm - -#elif defined(CONFIG_ARCH_PXA) - - .macro addruart,rx - mrc p15, 0, \rx, c1, c0 - tst \rx, #1 @ MMU enabled? - moveq \rx, #0x40000000 @ physical - movne \rx, #io_p2v(0x40000000) @ virtual - orr \rx, \rx, #0x00100000 - .endm - - .macro senduart,rd,rx - str \rd, [\rx, #0] - .endm - - .macro busyuart,rd,rx -1002: ldr \rd, [\rx, #0x14] - tst \rd, #(1 << 6) - beq 1002b - .endm - - .macro waituart,rd,rx -1001: ldr \rd, [\rx, #0x14] - tst \rd, #(1 << 5) - beq 1001b - .endm -#elif defined(CONFIG_ARCH_CLPS7500) - .macro addruart,rx - mov \rx, #0xe0000000 - orr \rx, \rx, #0x00010000 - orr \rx, \rx, #0x00000be0 - .endm - - .macro senduart,rd,rx - strb \rd, [\rx] - .endm - - .macro busyuart,rd,rx - .endm - - .macro waituart,rd,rx -1001: ldrb \rd, [\rx, #0x14] - tst \rd, #0x20 - beq 1001b - .endm - -#elif defined(CONFIG_ARCH_L7200) - - .equ io_virt, IO_BASE - .equ io_phys, IO_START - - .macro addruart,rx - mrc p15, 0, \rx, c1, c0 - tst \rx, #1 @ MMU enabled? - moveq \rx, #io_phys @ physical base address - movne \rx, #io_virt @ virtual address - add \rx, \rx, #0x00044000 @ UART1 -@ add \rx, \rx, #0x00045000 @ UART2 - .endm - - .macro senduart,rd,rx - str \rd, [\rx, #0x0] @ UARTDR - .endm - - .macro waituart,rd,rx -1001: ldr \rd, [\rx, #0x18] @ UARTFLG - tst \rd, #1 << 5 @ UARTFLGUTXFF - 1 when full - bne 1001b - .endm - - .macro busyuart,rd,rx -1001: ldr \rd, [\rx, #0x18] @ UARTFLG - tst \rd, #1 << 3 @ UARTFLGUBUSY - 1 when busy - bne 1001b - .endm - -#elif defined(CONFIG_ARCH_INTEGRATOR) - -#include - - .macro addruart,rx - mrc p15, 0, \rx, c1, c0 - tst \rx, #1 @ MMU enabled? - moveq \rx, #0x16000000 @ physical base address - movne \rx, #0xf0000000 @ virtual base - addne \rx, \rx, #0x16000000 >> 4 - .endm - - .macro senduart,rd,rx - strb \rd, [\rx, #UART01x_DR] - .endm - - .macro waituart,rd,rx -1001: ldr \rd, [\rx, #0x18] @ UARTFLG - tst \rd, #1 << 5 @ UARTFLGUTXFF - 1 when full - bne 1001b - .endm - - .macro busyuart,rd,rx -1001: ldr \rd, [\rx, #0x18] @ UARTFLG - tst \rd, #1 << 3 @ UARTFLGUBUSY - 1 when busy - bne 1001b - .endm - -#elif defined(CONFIG_ARCH_CLPS711X) - -#include - - .macro addruart,rx - mrc p15, 0, \rx, c1, c0 - tst \rx, #1 @ MMU enabled? - moveq \rx, #CLPS7111_PHYS_BASE - movne \rx, #CLPS7111_VIRT_BASE -#ifndef CONFIG_DEBUG_CLPS711X_UART2 - add \rx, \rx, #0x0000 @ UART1 -#else - add \rx, \rx, #0x1000 @ UART2 -#endif - .endm - - .macro senduart,rd,rx - str \rd, [\rx, #0x0480] @ UARTDR - .endm - - .macro waituart,rd,rx -1001: ldr \rd, [\rx, #0x0140] @ SYSFLGx - tst \rd, #1 << 11 @ UBUSYx - bne 1001b - .endm - - .macro busyuart,rd,rx - tst \rx, #0x1000 @ UART2 does not have CTS here - bne 1002f -1001: ldr \rd, [\rx, #0x0140] @ SYSFLGx - tst \rd, #1 << 8 @ CTS - bne 1001b -1002: - .endm - -#elif defined(CONFIG_ARCH_CAMELOT) - -#include -#define UART00_TYPE -#include - - .macro addruart,rx - mrc p15, 0, \rx, c1, c0 - tst \rx, #1 @ MMU enabled? - ldr \rx, =EXC_UART00_BASE @ physical base address - orrne \rx, \rx, #0xff000000 @ virtual base - orrne \rx, \rx, #0x00f00000 - .endm - - .macro senduart,rd,rx - str \rd, [\rx, #UART_TD(0)] - .endm - - .macro waituart,rd,rx -1001: ldr \rd, [\rx, #UART_TSR(0)] - and \rd, \rd, #UART_TSR_TX_LEVEL_MSK - cmp \rd, #15 - beq 1001b - .endm - - .macro busyuart,rd,rx -1001: ldr \rd, [\rx, #UART_TSR(0)] - ands \rd, \rd, #UART_TSR_TX_LEVEL_MSK - bne 1001b - .endm - -#elif defined(CONFIG_ARCH_IOP3XX) - - .macro addruart,rx - mov \rx, #0xfe000000 @ physical -#ifdef CONFIG_ARCH_IQ80310 - orr \rx, \rx, #0x00810000 @ location of the UART -#elif defined(CONFIG_ARCH_IQ80321) - orr \rx, \rx, #0x00800000 @ location of the UART -#else -#error Unknown IOP3XX implementation -#endif - .endm - - .macro senduart,rd,rx - strb \rd, [\rx] - .endm - - .macro busyuart,rd,rx -1002: ldrb \rd, [\rx, #0x5] - and \rd, \rd, #0x60 - teq \rd, #0x60 - bne 1002b - .endm - - .macro waituart,rd,rx -#ifndef CONFIG_ARCH_IQ80321 -1001: ldrb \rd, [\rx, #0x6] - tst \rd, #0x10 - beq 1001b -#endif - .endm - -#elif defined(CONFIG_ARCH_ADI_EVB) - - .macro addruart,rx - mrc p15, 0, \rx, c1, c0 - tst \rx, #1 @ MMU enabled? - mov \rx, #0x00400000 @ physical base address - orrne \rx, \rx, #0xff000000 @ virtual base - .endm - - .macro senduart,rd,rx - strb \rd, [\rx] - .endm - - .macro busyuart,rd,rx -1002: ldrb \rd, [\rx, #0x5] - and \rd, \rd, #0x60 - teq \rd, #0x60 - bne 1002b - .endm - - .macro waituart,rd,rx -1001: ldrb \rd, [\rx, #0x6] - tst \rd, #0x10 - beq 1001b - .endm - -#elif defined(CONFIG_ARCH_IXP4XX) - - .macro addruart,rx - mrc p15, 0, \rx, c1, c0 - tst \rx, #1 @ MMU enabled? - moveq \rx, #0xc8000000 - movne \rx, #0xff000000 - add \rx,\rx,#3 @ Uart regs are at off set of 3 if - @ byte writes used - Big Endian. - .endm - - .macro senduart,rd,rx - strb \rd, [\rx] - .endm - - .macro waituart,rd,rx -1002: ldrb \rd, [\rx, #0x14] - and \rd, \rd, #0x60 @ check THRE and TEMT bits - teq \rd, #0x60 - bne 1002b - .endm - - .macro busyuart,rd,rx - .endm - -#elif defined(CONFIG_ARCH_OMAP) - - .macro addruart,rx - mrc p15, 0, \rx, c1, c0 - tst \rx, #1 @ MMU enabled? - moveq \rx, #0xff000000 @ physical base address - movne \rx, #0xfe000000 @ virtual base - orr \rx, \rx, #0x00fb0000 -#ifdef CONFIG_OMAP_LL_DEBUG_UART3 - orr \rx, \rx, #0x00009000 @ UART 3 -#endif -#if defined(CONFIG_OMAP_LL_DEBUG_UART2) || defined(CONFIG_OMAP_LL_DEBUG_UART3) - orr \rx, \rx, #0x00000800 @ UART 2 & 3 -#endif - .endm - - .macro senduart,rd,rx - strb \rd, [\rx] - .endm - - .macro busyuart,rd,rx -1001: ldrb \rd, [\rx, #(0x5 << 2)] @ OMAP-1510 and friends - and \rd, \rd, #0x60 - teq \rd, #0x60 - beq 1002f - ldrb \rd, [\rx, #(0x5 << 0)] @ OMAP-730 only - and \rd, \rd, #0x60 - teq \rd, #0x60 - bne 1001b -1002: - .endm - - .macro waituart,rd,rx - .endm - -#elif defined(CONFIG_ARCH_S3C2410) -#include -#include - - .macro addruart, rx - mrc p15, 0, \rx, c1, c0 - tst \rx, #1 - ldreq \rx, = S3C2410_PA_UART - ldrne \rx, = S3C2410_VA_UART -#if CONFIG_DEBUG_S3C2410_UART != 0 - add \rx, \rx, #(S3C2410_UART1_OFF * CONFIG_DEBUG_S3C2410_UART) -#endif - .endm - - .macro senduart,rd,rx - str \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: - ldr \rd, [ \rx, # S3C2410_UFSTAT ] - 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: - ldr \rd, [ \rx, # S3C2410_UFSTAT ] - ands \rd, \rd, #15< - - .macro addruart,rx - mrc p15, 0, \rx, c1, c0 - tst \rx, #1 @ MMU enabled? - moveq \rx, #0x10000000 - movne \rx, #0xf1000000 @ virtual base - orr \rx, \rx, #0x001F0000 - orr \rx, \rx, #0x00001000 - .endm - - .macro senduart,rd,rx - strb \rd, [\rx, #UART01x_DR] - .endm - - .macro waituart,rd,rx -1001: ldr \rd, [\rx, #0x18] @ UARTFLG - tst \rd, #1 << 5 @ UARTFLGUTXFF - 1 when full - bne 1001b - .endm - - .macro busyuart,rd,rx -1001: ldr \rd, [\rx, #0x18] @ UARTFLG - tst \rd, #1 << 3 @ UARTFLGUBUSY - 1 when busy - bne 1001b - .endm #else -#error Unknown architecture +#include #endif /*