5 files changed, 32 insertions, 110 deletions

diff --git a/frontend/libretro.c b/frontend/libretro.c
index b832a4e..db13d7a 100644
--- a/frontend/libretro.c
+++ b/frontend/libretro.c
@@ -11,10 +11,10 @@
 
 #include "../libpcsxcore/misc.h"
 #include "../libpcsxcore/psxcounters.h"
+#include "../libpcsxcore/psxmem_map.h"
 #include "../libpcsxcore/new_dynarec/new_dynarec.h"
 #include "../plugins/dfsound/out.h"
 #include "../plugins/gpulib/cspace.h"
-#include "linux/plat_mmap.h"
 #include "main.h"
 #include "plugin.h"
 #include "plugin_lib.h"
@@ -98,12 +98,12 @@ static void vout_close(void)
 
 static void *pl_mmap(unsigned int size)
 {
-	return plat_mmap(0, size, 0, 0);
+	return psxMap(0, size, 0, MAP_TAG_VRAM);
 }
 
 static void pl_munmap(void *ptr, unsigned int size)
 {
-	plat_munmap(ptr, size);
+	psxUnmap(ptr, size, MAP_TAG_VRAM);
 }
 
 struct rearmed_cbs pl_rearmed_cbs = {
diff --git a/frontend/linux/plat_mmap.c b/frontend/linux/plat_mmap.c
deleted file mode 100644
index db661b6..0000000
--- a/frontend/linux/plat_mmap.c
+++ /dev/null
@@ -1,91 +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 <unistd.h>
-#include <sys/mman.h>
-#include <errno.h>
-
-// this is some dupe code to avoid libpicofe dep
-
-//#include "../libpicofe/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
-
-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);
-	}
-}
diff --git a/frontend/linux/plat_mmap.h b/frontend/linux/plat_mmap.h
deleted file mode 100644
index 175246e..0000000
--- a/frontend/linux/plat_mmap.h
+++ /dev/null
@@ -1,5 +0,0 @@
-#include <stdlib.h>
-
-void *plat_mmap(unsigned long addr, size_t size, int need_exec, int is_fixed);
-void *plat_mremap(void *ptr, size_t oldsize, size_t newsize);
-void  plat_munmap(void *ptr, size_t size);
diff --git a/frontend/main.c b/frontend/main.c
index 29d2c25..59b68d5 100644
--- a/frontend/main.c
+++ b/frontend/main.c
@@ -31,6 +31,8 @@
 #include "libpicofe/input.h"
 #include "libpicofe/plat.h"
 #include "libpicofe/readpng.h"
+
+static void toggle_fast_forward(int force_off);
 #endif
 #ifndef BOOT_MSG
 #define BOOT_MSG "Booting up..."
@@ -54,8 +56,6 @@ enum sched_action emu_action, emu_action_old;
 char hud_msg[64];
 int hud_new_msg;
 
-static void toggle_fast_forward(int force_off);
-
 static void make_path(char *buf, size_t size, const char *dir, const char *fname)
 {
 	if (fname)
diff --git a/frontend/plugin_lib.c b/frontend/plugin_lib.c
index 73ddc82..095d3be 100644
--- a/frontend/plugin_lib.c
+++ b/frontend/plugin_lib.c
@@ -30,6 +30,7 @@
 #include "pl_gun_ts.h"
 #include "../libpcsxcore/new_dynarec/new_dynarec.h"
 #include "../libpcsxcore/psemu_plugin_defs.h"
+#include "../libpcsxcore/psxmem_map.h"
 #include "../plugins/gpulib/cspace.h"
 #include "../plugins/dfinput/externals.h"
 
@@ -697,15 +698,8 @@ static void pl_get_layer_pos(int *x, int *y, int *w, int *h)
 	*h = g_layer_h;
 }
 
-static void *pl_mmap(unsigned int size)
-{
-	return plat_mmap(0, size, 0, 0);
-}
-
-static void pl_munmap(void *ptr, unsigned int size)
-{
-	plat_munmap(ptr, size);
-}
+static void *pl_mmap(unsigned int size);
+static void pl_munmap(void *ptr, unsigned int size);
 
 struct rearmed_cbs pl_rearmed_cbs = {
 	pl_get_layer_pos,
@@ -773,6 +767,27 @@ void pl_start_watchdog(void)
 		fprintf(stderr, "could not start watchdog: %d\n", ret);
 }
 
+static void *pl_emu_mmap(unsigned long addr, size_t size, int is_fixed,
+	enum psxMapTag tag)
+{
+	return plat_mmap(addr, size, 0, is_fixed);
+}
+
+static void pl_emu_munmap(void *ptr, size_t size, enum psxMapTag tag)
+{
+	plat_munmap(ptr, size);
+}
+
+static void *pl_mmap(unsigned int size)
+{
+	return psxMapHook(0, size, 0, MAP_TAG_VRAM);
+}
+
+static void pl_munmap(void *ptr, unsigned int size)
+{
+	psxUnmapHook(ptr, size, MAP_TAG_VRAM);
+}
+
 void pl_init(void)
 {
 	extern unsigned int hSyncCount; // from psxcounters
@@ -785,4 +800,7 @@ void pl_init(void)
 
 	pl_rearmed_cbs.gpu_hcnt = &hSyncCount;
 	pl_rearmed_cbs.gpu_frame_count = &frame_counter;
+
+	psxMapHook = pl_emu_mmap;
+	psxUnmapHook = pl_emu_munmap;
 }