X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=pcsx_rearmed.git;a=blobdiff_plain;f=frontend%2Fplat_pollux.c;h=1dafb7cd349c54e533594aa700def6987ebd94db;hp=8395e54bec89f2271a9ef4c392253c04343a0e53;hb=f6edea0ca83c3c415fa338e3c2d9e1f3d99cc228;hpb=ab423939f0af46542bb23000e77a30976c8c2335

diff --git a/frontend/plat_pollux.c b/frontend/plat_pollux.c
index 8395e54b..1dafb7cd 100644
--- a/frontend/plat_pollux.c
+++ b/frontend/plat_pollux.c
@@ -258,6 +258,7 @@ void plat_video_menu_leave(void)
 
 	memset(g_menuscreen_ptr, 0, 320*240 * psx_bpp/8);
 	g_menuscreen_ptr = fb_flip();
+	memset(g_menuscreen_ptr, 0, 320*240 * psx_bpp/8);
 }
 
 void *plat_prepare_screenshot(int *w, int *h, int *bpp)
@@ -439,7 +440,7 @@ void *plat_gvideo_set_mode(int *w_, int *h_, int *bpp_)
 	}
 	fb_offset_y = 240/2 - h / 2;
 
-	psx_offset_x = poff_w;
+	psx_offset_x = poff_w * psx_bpp/8 / 2;
 	psx_offset_y = poff_h;
 	psx_src_width = w;
 	psx_src_height = h;
@@ -652,6 +653,22 @@ void plat_finish(void)
 	close(memdev);
 }
 
+/* WIZ RAM lack workaround */
+void *memtab_mmap(void *addr, size_t size)
+{
+	void *ret;
+
+	if (gp2x_dev_id != GP2X_DEV_WIZ)
+		return mmap(addr, size, PROT_READ | PROT_WRITE,
+			MAP_PRIVATE | MAP_ANONYMOUS | MAP_FIXED, -1, 0);
+
+	ret = mmap(addr, size, PROT_READ | PROT_WRITE,
+		MAP_SHARED | MAP_FIXED, memdev, 0x03000000);
+	if (ret != MAP_FAILED)
+		warm_change_cb_range(WCB_C_BIT | WCB_B_BIT, 1, ret, size);
+	return ret;
+}
+
 /* Caanoo stuff, perhaps move later */
 static const char * const caanoo_keys[KEY_MAX + 1] = {
 	[0 ... KEY_MAX] = NULL,