From 8c7819e57646ad4fd44285b49e0eaa4c55b8e231 Mon Sep 17 00:00:00 2001 From: aliaspider Date: Thu, 5 Nov 2015 12:03:59 +0100 Subject: cleanups --- src/warm.cpp | 148 ----------------------------------------------------------- 1 file changed, 148 deletions(-) delete mode 100644 src/warm.cpp (limited to 'src/warm.cpp') diff --git a/src/warm.cpp b/src/warm.cpp deleted file mode 100644 index fa38b6e..0000000 --- a/src/warm.cpp +++ /dev/null @@ -1,148 +0,0 @@ -/* - * wARM - exporting ARM processor specific privileged services to userspace - * userspace part - * - * Copyright (c) GraÅžvydas "notaz" Ignotas, 2009 - * - * 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. - * * Neither the name of the organization nor the - * names of its contributors may be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT HOLDER OR CONTRIBUTORS 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 -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#define WARM_CODE -#include "warm.h" -#include "sys_cacheflush.h" - -static int warm_fd = -1; - -int warm_init(void) -{ - struct utsname unm; - char buff[128]; - - warm_fd = open("/proc/warm", O_RDWR); - if (warm_fd >= 0) - return 0; - - memset(&unm, 0, sizeof(unm)); - uname(&unm); - snprintf(buff, sizeof(buff), "/sbin/insmod warm_%s.ko", unm.release); - - /* try to insmod */ - system(buff); - warm_fd = open("/proc/warm", O_RDWR); - if (warm_fd >= 0) - return 0; - - fprintf(stderr, "wARM: can't init, acting as sys_cacheflush wrapper\n"); - return -1; -} - -void warm_finish(void) -{ - if (warm_fd >= 0) - close(warm_fd); - system("rmmod warm"); -} - -/* -int warm_cache_op_range(int op, void *addr, unsigned long size) -{ - struct warm_cache_op wop; - int ret; - - if (warm_fd < 0) { - sys_cacheflush(addr, (char *)addr + size); - return -1; - } - - wop.ops = op; - wop.addr = (unsigned long)addr; - wop.size = size; - - ret = ioctl(warm_fd, WARMC_CACHE_OP, &wop); - if (ret != 0) { - perror("WARMC_CACHE_OP failed"); - return -1; - } - - return 0; -} - -int warm_cache_op_all(int op) -{ - return warm_cache_op_range(op, NULL, (size_t)-1); -} -*/ - -int warm_change_cb_range(int cb, int is_set, void *addr, unsigned long size) -{ - struct warm_change_cb ccb; - int ret; - - if (warm_fd < 0) - return -1; - - ccb.addr = (unsigned long)addr; - ccb.size = size; - ccb.cb = cb; - ccb.is_set = is_set; - - ret = ioctl(warm_fd, WARMC_CHANGE_CB, &ccb); - if (ret != 0) { - perror("WARMC_CHANGE_CB failed"); - return -1; - } - - return 0; -} - -int warm_change_cb_upper(int cb, int is_set) -{ - return warm_change_cb_range(cb, is_set, 0, 0); -} - -unsigned long warm_virt2phys(const void *ptr) -{ - unsigned long ptrio; - int ret; - - ptrio = (unsigned long)ptr; - ret = ioctl(warm_fd, WARMC_VIRT2PHYS, &ptrio); - if (ret != 0) { - perror("WARMC_VIRT2PHYS failed"); - return (unsigned long)-1; - } - - return ptrio; -} - -- cgit v1.2.3