diff options
author | Ben Dooks <ben-linux@fluff.org> | 2008-10-21 15:06:42 +0200 |
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committer | Ben Dooks <ben-linux@fluff.org> | 2008-12-15 22:47:31 +0100 |
commit | dcb0902b470deb5500e7e459152859dc4358ca5b (patch) | |
tree | aeefef1199543bfdfa3f384a8cab996ad6503260 /arch | |
parent | [ARM] S3C64XX: Add <mach/entry-macro.S> (diff) | |
download | linux-dcb0902b470deb5500e7e459152859dc4358ca5b.tar.xz linux-dcb0902b470deb5500e7e459152859dc4358ca5b.zip |
[ARM] S3C64XX: Add <mach/debug-macro.S>
Add the necessary support for the kernel low-level
debug macros via <mach/debug-macro.S>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/mach-s3c6400/include/mach/debug-macro.S | 39 | ||||
-rw-r--r-- | arch/arm/mach-s3c6400/include/mach/hardware.h | 16 | ||||
-rw-r--r-- | arch/arm/mach-s3c6400/include/mach/map.h | 40 |
3 files changed, 95 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c6400/include/mach/debug-macro.S b/arch/arm/mach-s3c6400/include/mach/debug-macro.S new file mode 100644 index 000000000000..b18ac5266dfc --- /dev/null +++ b/arch/arm/mach-s3c6400/include/mach/debug-macro.S @@ -0,0 +1,39 @@ +/* arch/arm/mach-s3c6400/include/mach/debug-macro.S + * + * Copyright 2008 Openmoko, Inc. + * Copyright 2008 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. +*/ + +/* pull in the relevant register and map files. */ + +#include <mach/map.h> +#include <plat/regs-serial.h> + + /* 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, rx + mrc p15, 0, \rx, c1, c0 + tst \rx, #1 + ldreq \rx, = S3C_PA_UART + ldrne \rx, = (S3C_VA_UART + S3C_PA_UART & 0xfffff) +#if CONFIG_DEBUG_S3C_UART != 0 + add \rx, \rx, #(0x400 * CONFIG_DEBUG_S3C_UART) +#endif + .endm + +/* include the reset of the code which will do the work, we're only + * compiling for a single cpu processor type so the default of s3c2440 + * will be fine with us. + */ + +#include <plat/debug-macro.S> diff --git a/arch/arm/mach-s3c6400/include/mach/hardware.h b/arch/arm/mach-s3c6400/include/mach/hardware.h new file mode 100644 index 000000000000..862d033e57a4 --- /dev/null +++ b/arch/arm/mach-s3c6400/include/mach/hardware.h @@ -0,0 +1,16 @@ +/* linux/arch/arm/mach-s3c6400/include/mach/hardware.h + * + * Copyright 2008 Openmoko, Inc. + * Copyright 2008 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * http://armlinux.simtec.co.uk/ + * + * S3C6400 - Hardware support + */ + +#ifndef __ASM_ARCH_HARDWARE_H +#define __ASM_ARCH_HARDWARE_H __FILE__ + +/* currently nothing here, placeholder */ + +#endif /* __ASM_ARCH_IRQ_H */ diff --git a/arch/arm/mach-s3c6400/include/mach/map.h b/arch/arm/mach-s3c6400/include/mach/map.h new file mode 100644 index 000000000000..0ee6be08e748 --- /dev/null +++ b/arch/arm/mach-s3c6400/include/mach/map.h @@ -0,0 +1,40 @@ +/* linux/arch/arm/mach-s3c6400/include/mach/map.h + * + * Copyright 2008 Openmoko, Inc. + * Copyright 2008 Simtec Electronics + * http://armlinux.simtec.co.uk/ + * Ben Dooks <ben@simtec.co.uk> + * + * S3C64XX - Memory map definitions + * + * 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. +*/ + +#ifndef __ASM_ARCH_MAP_H +#define __ASM_ARCH_MAP_H __FILE__ + +#include <plat/map-base.h> + +#define S3C_PA_UART (0x7F005000) +#define S3C_PA_UART0 (S3C_PA_UART + 0x00) +#define S3C_PA_UART1 (S3C_PA_UART + 0x400) +#define S3C_PA_UART2 (S3C_PA_UART + 0x800) +#define S3C_PA_UART3 (S3C_PA_UART + 0xC00) +#define S3C_UART_OFFSET (0x400) + +#define S3C64XX_PA_TIMER (0x7F006000) + +#define S3C64XX_PA_SDRAM (0x50000000) +#define S3C64XX_PA_VIC0 (0x71200000) +#define S3C64XX_PA_VIC1 (0x71300000) + +/* place VICs close together */ +#define S3C_VA_VIC0 (S3C_VA_IRQ + 0x00) +#define S3C_VA_VIC1 (S3C_VA_IRQ + 0x10000) + +/* compatibiltiy defines. */ +#define S3C_PA_TIMER S3C64XX_PA_TIMER + +#endif /* __ASM_ARCH_6400_MAP_H */ |