switch over to libpicofe

[pcsx_rearmed.git] / frontend / linux / plat.c

diff --git a/frontend/linux/plat.c b/frontend/linux/plat.c
deleted file mode 100644 (file)
index 4ed1e65..0000000
--- a/frontend/linux/plat.c
+++ /dev/null
@@ -1,209 +0,0 @@
-/*
- * (C) Gražvydas "notaz" Ignotas, 2008-2010
- *
- * This work is licensed under the terms of any of these licenses
- * (at your option):
- *  - GNU GPL, version 2 or later.
- *  - GNU LGPL, version 2.1 or later.
- * See the COPYING file in the top-level directory.
- */
-
-#define _GNU_SOURCE 1
-#include <stdio.h>
-#include <string.h>
-#include <stdarg.h>
-#include <dirent.h>
-#include <sys/time.h>
-#include <time.h>
-#include <unistd.h>
-#include <sys/mman.h>
-#include <errno.h>
-
-#include "../common/plat.h"
-
-/* XXX: maybe unhardcode pagesize? */
-#define HUGETLB_PAGESIZE (2 * 1024 * 1024)
-#define HUGETLB_THRESHOLD (HUGETLB_PAGESIZE / 2)
-#ifndef MAP_HUGETLB
-#define MAP_HUGETLB 0x40000 /* arch specific */
-#endif
-
-
-int plat_is_dir(const char *path)
-{
-       DIR *dir;
-       if ((dir = opendir(path))) {
-               closedir(dir);
-               return 1;
-       }
-       return 0;
-}
-
-int plat_get_root_dir(char *dst, int len)
-{
-       int j, ret;
-
-       ret = readlink("/proc/self/exe", dst, len - 1);
-       if (ret < 0) {
-               perror("readlink");
-               ret = 0;
-       }
-       dst[ret] = 0;
-
-       for (j = strlen(dst); j > 0; j--)
-               if (dst[j] == '/') {
-                       dst[++j] = 0;
-                       break;
-               }
-
-       return j;
-}
-
-#ifdef __GP2X__
-/* Wiz has a borked gettimeofday().. */
-#define plat_get_ticks_ms plat_get_ticks_ms_good
-#define plat_get_ticks_us plat_get_ticks_us_good
-#endif
-
-unsigned int plat_get_ticks_ms(void)
-{
-       struct timeval tv;
-       unsigned int ret;
-
-       gettimeofday(&tv, NULL);
-
-       ret = (unsigned)tv.tv_sec * 1000;
-       /* approximate /= 1000 */
-       ret += ((unsigned)tv.tv_usec * 4195) >> 22;
-
-       return ret;
-}
-
-unsigned int plat_get_ticks_us(void)
-{
-       struct timeval tv;
-       unsigned int ret;
-
-       gettimeofday(&tv, NULL);
-
-       ret = (unsigned)tv.tv_sec * 1000000;
-       ret += (unsigned)tv.tv_usec;
-
-       return ret;
-}
-
-void plat_sleep_ms(int ms)
-{
-       usleep(ms * 1000);
-}
-
-int plat_wait_event(int *fds_hnds, int count, int timeout_ms)
-{
-       struct timeval tv, *timeout = NULL;
-       int i, ret, fdmax = -1;
-       fd_set fdset;
-
-       if (timeout_ms >= 0) {
-               tv.tv_sec = timeout_ms / 1000;
-               tv.tv_usec = (timeout_ms % 1000) * 1000;
-               timeout = &tv;
-       }
-
-       FD_ZERO(&fdset);
-       for (i = 0; i < count; i++) {
-               if (fds_hnds[i] > fdmax) fdmax = fds_hnds[i];
-               FD_SET(fds_hnds[i], &fdset);
-       }
-
-       ret = select(fdmax + 1, &fdset, NULL, NULL, timeout);
-       if (ret == -1)
-       {
-               perror("plat_wait_event: select failed");
-               sleep(1);
-               return -1;
-       }
-
-       if (ret == 0)
-               return -1; /* timeout */
-
-       ret = -1;
-       for (i = 0; i < count; i++)
-               if (FD_ISSET(fds_hnds[i], &fdset))
-                       ret = fds_hnds[i];
-
-       return ret;
-}
-
-void *plat_mmap(unsigned long addr, size_t size, int need_exec, int is_fixed)
-{
-       static int hugetlb_disabled;
-       int prot = PROT_READ | PROT_WRITE;
-       int flags = MAP_PRIVATE | MAP_ANONYMOUS;
-       void *req, *ret;
-
-       req = (void *)addr;
-       if (need_exec)
-               prot |= PROT_EXEC;
-       if (is_fixed)
-               flags |= MAP_FIXED;
-       if (size >= HUGETLB_THRESHOLD && !hugetlb_disabled)
-               flags |= MAP_HUGETLB;
-
-       ret = mmap(req, size, prot, flags, -1, 0);
-       if (ret == MAP_FAILED && (flags & MAP_HUGETLB)) {
-               fprintf(stderr,
-                       "warning: failed to do hugetlb mmap (%p, %zu): %d\n",
-                       req, size, errno);
-               hugetlb_disabled = 1;
-               flags &= ~MAP_HUGETLB;
-               ret = mmap(req, size, prot, flags, -1, 0);
-       }
-       if (ret == MAP_FAILED)
-               return NULL;
-
-       if (req != NULL && ret != req)
-               fprintf(stderr,
-                       "warning: mmaped to %p, requested %p\n", ret, req);
-
-       return ret;
-}
-
-void *plat_mremap(void *ptr, size_t oldsize, size_t newsize)
-{
-       void *ret;
-
-       ret = mremap(ptr, oldsize, newsize, MREMAP_MAYMOVE);
-       if (ret == MAP_FAILED)
-               return NULL;
-       if (ret != ptr)
-               printf("warning: mremap moved: %p -> %p\n", ptr, ret);
-
-       return ret;
-}
-
-void plat_munmap(void *ptr, size_t size)
-{
-       int ret;
-
-       ret = munmap(ptr, size);
-       if (ret != 0 && (size & (HUGETLB_PAGESIZE - 1))) {
-               // prehaps an autorounded hugetlb mapping?
-               size = (size + HUGETLB_PAGESIZE - 1) & ~(HUGETLB_PAGESIZE - 1);
-               ret = munmap(ptr, size);
-       }
-       if (ret != 0) {
-               fprintf(stderr,
-                       "munmap(%p, %zu) failed: %d\n", ptr, size, errno);
-       }
-}
-
-/* lprintf */
-void lprintf(const char *fmt, ...)
-{
-       va_list vl;
-
-       va_start(vl, fmt);
-       vprintf(fmt, vl);
-       va_end(vl);
-}
-