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Merge git://git.linux-xtensa.org/kernel/xtensa-feed
* git://git.linux-xtensa.org/kernel/xtensa-feed: [patch 1/2] Xtensa: enable arbitary tty speed setting ioctls [patch 2/2] xtensa console.c: remove duplicate #include [XTENSA] Add support for cache-aliasing [XTENSA] Add kernel module support [XTENSA] Add support for executable/non-executable feature in the mmu [XTENSA] Use the generic version of get_order [XTENSA] Initialize semaphore_wake_lock [XTENSA] Add typecast macro for constants [XTENSA] Fix timer instabilities. [XTENSA] Fix fadvise64_64 [XTENSA] Remove extraneous include statement [XTENSA] Move string-io functions to io.c from pci.c [XTENSA] Move pre-initialized structures to init_task.c [XTENSA] Add freestanding option to CFLAGS [XTENSA] Add getpgrp system-call to unistd.h [XTENSA] add missing system calls [XTENSA] fix wrong usage of __init and __initdata in traps.c
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
| /* | ||
| * arch/xtensa/kernel/init_task.c | ||
| * | ||
| * Xtensa Processor version. | ||
| * | ||
| * This file is subject to the terms and conditions of the GNU General Public | ||
| * License. See the file "COPYING" in the main directory of this archive | ||
| * for more details. | ||
| * | ||
| * Copyright (C) 2007 Tensilica Inc. | ||
| * | ||
| * Chris Zankel <chris@zankel.net> | ||
| */ | ||
|
|
||
| #include <linux/mm.h> | ||
| #include <linux/fs.h> | ||
| #include <linux/init.h> | ||
| #include <linux/init_task.h> | ||
| #include <linux/module.h> | ||
| #include <linux/mqueue.h> | ||
|
|
||
| #include <asm/uaccess.h> | ||
|
|
||
| static struct fs_struct init_fs = INIT_FS; | ||
| static struct files_struct init_files = INIT_FILES; | ||
| static struct signal_struct init_signals = INIT_SIGNALS(init_signals); | ||
| static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand); | ||
| struct mm_struct init_mm = INIT_MM(init_mm); | ||
|
|
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| EXPORT_SYMBOL(init_mm); | ||
|
|
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| union thread_union init_thread_union | ||
| __attribute__((__section__(".data.init_task"))) = | ||
| { INIT_THREAD_INFO(init_task) }; | ||
|
|
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| struct task_struct init_task = INIT_TASK(init_task); | ||
|
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| EXPORT_SYMBOL(init_task); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,75 @@ | ||
| /* | ||
| * arch/xtensa/io.c | ||
| * | ||
| * IO primitives | ||
| * | ||
| * This program is free software; you can redistribute it and/or modify it | ||
| * under the terms of the GNU General Public License as published by the | ||
| * Free Software Foundation; either version 2 of the License, or (at your | ||
| * option) any later version. | ||
| * | ||
| * Copied from sparc. | ||
| * | ||
| * Chris Zankel <chris@zankel.net> | ||
| * | ||
| */ | ||
|
|
||
| #include <asm/io.h> | ||
| #include <asm/byteorder.h> | ||
|
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| void outsb(unsigned long addr, const void *src, unsigned long count) { | ||
| while (count) { | ||
| count -= 1; | ||
| writeb(*(const char *)src, addr); | ||
| src += 1; | ||
| addr += 1; | ||
| } | ||
| } | ||
|
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| void outsw(unsigned long addr, const void *src, unsigned long count) { | ||
| while (count) { | ||
| count -= 2; | ||
| writew(*(const short *)src, addr); | ||
| src += 2; | ||
| addr += 2; | ||
| } | ||
| } | ||
|
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||
| void outsl(unsigned long addr, const void *src, unsigned long count) { | ||
| while (count) { | ||
| count -= 4; | ||
| writel(*(const long *)src, addr); | ||
| src += 4; | ||
| addr += 4; | ||
| } | ||
| } | ||
|
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| void insb(unsigned long addr, void *dst, unsigned long count) { | ||
| while (count) { | ||
| count -= 1; | ||
| *(unsigned char *)dst = readb(addr); | ||
| dst += 1; | ||
| addr += 1; | ||
| } | ||
| } | ||
|
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||
| void insw(unsigned long addr, void *dst, unsigned long count) { | ||
| while (count) { | ||
| count -= 2; | ||
| *(unsigned short *)dst = readw(addr); | ||
| dst += 2; | ||
| addr += 2; | ||
| } | ||
| } | ||
|
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||
| void insl(unsigned long addr, void *dst, unsigned long count) { | ||
| while (count) { | ||
| count -= 4; | ||
| /* | ||
| * XXX I am sure we are in for an unaligned trap here. | ||
| */ | ||
| *(unsigned long *)dst = readl(addr); | ||
| dst += 4; | ||
| addr += 4; | ||
| } | ||
| } |
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