diff options
Diffstat (limited to 'arch/arm/include/debug')
| -rw-r--r-- | arch/arm/include/debug/bcm2835.S | 22 | ||||
| -rw-r--r-- | arch/arm/include/debug/cns3xxx.S | 19 | ||||
| -rw-r--r-- | arch/arm/include/debug/exynos.S | 39 | ||||
| -rw-r--r-- | arch/arm/include/debug/mxs.S | 27 | ||||
| -rw-r--r-- | arch/arm/include/debug/nomadik.S | 20 | ||||
| -rw-r--r-- | arch/arm/include/debug/samsung.S | 87 | ||||
| -rw-r--r-- | arch/arm/include/debug/sirf.S | 42 | ||||
| -rw-r--r-- | arch/arm/include/debug/ux500.S | 48 |
8 files changed, 304 insertions, 0 deletions
diff --git a/arch/arm/include/debug/bcm2835.S b/arch/arm/include/debug/bcm2835.S new file mode 100644 index 000000000000..aed9199bd847 --- /dev/null +++ b/arch/arm/include/debug/bcm2835.S @@ -0,0 +1,22 @@ +/* + * Debugging macro include header + * + * Copyright (C) 2010 Broadcom + * Copyright (C) 1994-1999 Russell King + * 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. + * + */ + +#define BCM2835_DEBUG_PHYS 0x20201000 +#define BCM2835_DEBUG_VIRT 0xf0201000 + + .macro addruart, rp, rv, tmp + ldr \rp, =BCM2835_DEBUG_PHYS + ldr \rv, =BCM2835_DEBUG_VIRT + .endm + +#include <asm/hardware/debug-pl01x.S> diff --git a/arch/arm/include/debug/cns3xxx.S b/arch/arm/include/debug/cns3xxx.S new file mode 100644 index 000000000000..d04c150baa1c --- /dev/null +++ b/arch/arm/include/debug/cns3xxx.S @@ -0,0 +1,19 @@ +/* + * Debugging macro include header + * + * Copyright 1994-1999 Russell King + * Copyright 2008 Cavium Networks + * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks + * + * This file 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. + */ + + .macro addruart,rp,rv,tmp + mov \rp, #0x00009000 + orr \rv, \rp, #0xf0000000 @ virtual base + orr \rp, \rp, #0x10000000 + .endm + +#include <asm/hardware/debug-pl01x.S> diff --git a/arch/arm/include/debug/exynos.S b/arch/arm/include/debug/exynos.S new file mode 100644 index 000000000000..b17fdb7fbd34 --- /dev/null +++ b/arch/arm/include/debug/exynos.S @@ -0,0 +1,39 @@ +/* + * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * 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. +*/ + +/* pull in the relevant register and map files. */ + +#define S3C_ADDR_BASE 0xF6000000 +#define S3C_VA_UART S3C_ADDR_BASE + 0x01000000 +#define EXYNOS4_PA_UART 0x13800000 +#define EXYNOS5_PA_UART 0x12C00000 + + /* note, for the boot process to work we have to keep the UART + * virtual address aligned to an 1MiB boundary for the L1 + * mapping the head code makes. We keep the UART virtual address + * aligned and add in the offset when we load the value here. + */ + + .macro addruart, rp, rv, tmp + mrc p15, 0, \tmp, c0, c0, 0 + and \tmp, \tmp, #0xf0 + teq \tmp, #0xf0 @@ A15 + ldreq \rp, =EXYNOS5_PA_UART + movne \rp, #EXYNOS4_PA_UART @@ EXYNOS4 + ldr \rv, =S3C_VA_UART +#if CONFIG_DEBUG_S3C_UART != 0 + add \rp, \rp, #(0x10000 * CONFIG_DEBUG_S3C_UART) + add \rv, \rv, #(0x10000 * CONFIG_DEBUG_S3C_UART) +#endif + .endm + +#define fifo_full fifo_full_s5pv210 +#define fifo_level fifo_level_s5pv210 + +#include <debug/samsung.S> diff --git a/arch/arm/include/debug/mxs.S b/arch/arm/include/debug/mxs.S new file mode 100644 index 000000000000..d86951551ca1 --- /dev/null +++ b/arch/arm/include/debug/mxs.S @@ -0,0 +1,27 @@ +/* arch/arm/mach-mxs/include/mach/debug-macro.S + * + * Debugging macro include header + * + * Copyright (C) 1994-1999 Russell King + * 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. + * + */ + +#ifdef CONFIG_DEBUG_IMX23_UART +#define UART_PADDR 0x80070000 +#elif defined (CONFIG_DEBUG_IMX28_UART) +#define UART_PADDR 0x80074000 +#endif + +#define UART_VADDR 0xfe100000 + + .macro addruart, rp, rv, tmp + ldr \rp, =UART_PADDR @ physical + ldr \rv, =UART_VADDR @ virtual + .endm + +#include <asm/hardware/debug-pl01x.S> diff --git a/arch/arm/include/debug/nomadik.S b/arch/arm/include/debug/nomadik.S new file mode 100644 index 000000000000..735417922ce2 --- /dev/null +++ b/arch/arm/include/debug/nomadik.S @@ -0,0 +1,20 @@ +/* + * Debugging macro include header + * + * Copyright (C) 1994-1999 Russell King + * 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. + * +*/ + + .macro addruart, rp, rv, tmp + mov \rp, #0x00100000 + add \rp, \rp, #0x000fb000 + add \rv, \rp, #0xf0000000 @ virtual base + add \rp, \rp, #0x10000000 @ physical base address + .endm + +#include <asm/hardware/debug-pl01x.S> diff --git a/arch/arm/include/debug/samsung.S b/arch/arm/include/debug/samsung.S new file mode 100644 index 000000000000..f3a9cff6d5d4 --- /dev/null +++ b/arch/arm/include/debug/samsung.S @@ -0,0 +1,87 @@ +/* arch/arm/plat-samsung/include/plat/debug-macro.S + * + * Copyright 2005, 2007 Simtec Electronics + * http://armlinux.simtec.co.uk/ + * Ben Dooks <ben@simtec.co.uk> + * + * 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 <plat/regs-serial.h> + +/* The S5PV210/S5PC110 implementations are as belows. */ + + .macro fifo_level_s5pv210 rd, rx + ldr \rd, [\rx, # S3C2410_UFSTAT] + and \rd, \rd, #S5PV210_UFSTAT_TXMASK + .endm + + .macro fifo_full_s5pv210 rd, rx + ldr \rd, [\rx, # S3C2410_UFSTAT] + tst \rd, #S5PV210_UFSTAT_TXFULL + .endm + +/* 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_s3c2440 +#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] + .endm + + .macro busyuart, rd, rx + ldr \rd, [\rx, # S3C2410_UFCON] + tst \rd, #S3C2410_UFCON_FIFOMODE @ fifo enabled? + beq 1001f @ + @ FIFO enabled... +1003: + fifo_full \rd, \rx + 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: + fifo_level \rd, \rx + 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 diff --git a/arch/arm/include/debug/sirf.S b/arch/arm/include/debug/sirf.S new file mode 100644 index 000000000000..dbf250cf18e6 --- /dev/null +++ b/arch/arm/include/debug/sirf.S @@ -0,0 +1,42 @@ +/* + * arch/arm/mach-prima2/include/mach/debug-macro.S + * + * Copyright (c) 2011 Cambridge Silicon Radio Limited, a CSR plc group company. + * + * Licensed under GPLv2 or later. + */ + +#if defined(CONFIG_DEBUG_SIRFPRIMA2_UART1) +#define SIRFSOC_UART1_PA_BASE 0xb0060000 +#elif defined(CONFIG_DEBUG_SIRFMARCO_UART1) +#define SIRFSOC_UART1_PA_BASE 0xcc060000 +#else +#define SIRFSOC_UART1_PA_BASE 0 +#endif + +#define SIRFSOC_UART1_VA_BASE 0xFEC60000 + +#define SIRFSOC_UART_TXFIFO_STATUS 0x0114 +#define SIRFSOC_UART_TXFIFO_DATA 0x0118 + +#define SIRFSOC_UART1_TXFIFO_FULL (1 << 5) +#define SIRFSOC_UART1_TXFIFO_EMPTY (1 << 6) + + .macro addruart, rp, rv, tmp + ldr \rp, =SIRFSOC_UART1_PA_BASE @ physical + ldr \rv, =SIRFSOC_UART1_VA_BASE @ virtual + .endm + + .macro senduart,rd,rx + str \rd, [\rx, #SIRFSOC_UART_TXFIFO_DATA] + .endm + + .macro busyuart,rd,rx + .endm + + .macro waituart,rd,rx +1001: ldr \rd, [\rx, #SIRFSOC_UART_TXFIFO_STATUS] + tst \rd, #SIRFSOC_UART1_TXFIFO_EMPTY + beq 1001b + .endm + diff --git a/arch/arm/include/debug/ux500.S b/arch/arm/include/debug/ux500.S new file mode 100644 index 000000000000..2848857f5b62 --- /dev/null +++ b/arch/arm/include/debug/ux500.S @@ -0,0 +1,48 @@ +/* + * Debugging macro include header + * + * Copyright (C) 2009 ST-Ericsson + * + * 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. + * + */ + + +#if CONFIG_UX500_DEBUG_UART > 2 +#error Invalid Ux500 debug UART +#endif + +/* + * DEBUG_LL only works if only one SOC is built in. We don't use #else below + * in order to get "__UX500_UART redefined" warnings if more than one SOC is + * built, so that there's some hint during the build that something is wrong. + */ + +#ifdef CONFIG_UX500_SOC_DB8500 +#define U8500_UART0_PHYS_BASE (0x80120000) +#define U8500_UART1_PHYS_BASE (0x80121000) +#define U8500_UART2_PHYS_BASE (0x80007000) +#define U8500_UART0_VIRT_BASE (0xa8120000) +#define U8500_UART1_VIRT_BASE (0xa8121000) +#define U8500_UART2_VIRT_BASE (0xa8007000) +#define __UX500_PHYS_UART(n) U8500_UART##n##_PHYS_BASE +#define __UX500_VIRT_UART(n) U8500_UART##n##_VIRT_BASE +#endif + +#if !defined(__UX500_PHYS_UART) || !defined(__UX500_VIRT_UART) +#error Unknown SOC +#endif + +#define UX500_PHYS_UART(n) __UX500_PHYS_UART(n) +#define UX500_VIRT_UART(n) __UX500_VIRT_UART(n) +#define UART_PHYS_BASE UX500_PHYS_UART(CONFIG_UX500_DEBUG_UART) +#define UART_VIRT_BASE UX500_VIRT_UART(CONFIG_UX500_DEBUG_UART) + + .macro addruart, rp, rv, tmp + ldr \rp, =UART_PHYS_BASE @ no, physical address + ldr \rv, =UART_VIRT_BASE @ yes, virtual address + .endm + +#include <asm/hardware/debug-pl01x.S> |
