0,0 → 1,75 |
/* |
* Copyright (C) 2001-2004 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
|
#include <func.h> |
#include <print.h> |
#include <cpu.h> |
#include <arch/asm.h> |
#include <arch.h> |
|
__u32 haltstate = 0; /**< Halt flag */ |
|
|
/** Halt wrapper |
* |
* Set halt flag and halt the cpu. |
* |
*/ |
void halt(void) |
{ |
haltstate = 1; |
cpu_priority_high(); |
printf("cpu%d: halted\n", CPU->id); |
cpu_halt(); |
} |
|
|
/** Compare two NULL terminated strings |
* |
* Do a char-by-char comparment of two NULL terminated strings. |
* The strings are considered equal iff they have the same |
* length and consist of the same characters. |
* |
* @param src First string to compare. |
* @param dst Second string to compare. |
* |
* @return 0 if the strings are equal, 1 otherwise. |
* |
*/ |
int strcmp(const char *src, const char *dst) |
{ |
int i; |
|
i = 0; |
while (src[i] == dst[i]) { |
if (src[i] == '\0') |
return 0; |
i++; |
} |
return 1; |
} |