psp gfx scaling/etc stuff

[picodrive.git] / platform / psp / psp.h

diff --git a/platform/psp/psp.h b/platform/psp/psp.h
index e6d04ff..8a2828e 100644 (file)
--- a/platform/psp/psp.h
+++ b/platform/psp/psp.h
@@ -5,8 +5,26 @@ void psp_finish(void);
 
 void psp_msleep(int ms);
 
-#define PSP_VRAM_BASE0 ((void *) 0x44000000)
-#define PSP_VRAM_BASE1 ((void *) 0x44044000)
+// vram usage map:
+// 000000-044000 fb0
+// 044000-088000 fb1
+// 088000-0cc000 depth (?)
+// 0cc000-126000 emu draw buffers: 512*240 + 512*240*2
+
+#define VRAMOFFS_FB0    0x00000000
+#define VRAMOFFS_FB1    0x00044000
+#define VRAMOFFS_DEPTH  0x00088000
+#define VRAMOFFS_STUFF  0x000cc000
+
+#define VRAM_FB0        ((void *) (0x44000000+VRAMOFFS_FB0))
+#define VRAM_FB1        ((void *) (0x44000000+VRAMOFFS_FB1))
+#define VRAM_STUFF      ((void *) (0x44000000+VRAMOFFS_STUFF))
+
+#define VRAM_CACHED_STUFF   ((void *) (0x04000000+VRAMOFFS_STUFF))
+
+#define GU_CMDLIST_SIZE (16*1024)
+
+extern unsigned int guCmdList[GU_CMDLIST_SIZE];
 
 void *psp_video_get_active_fb(void);
 void  psp_video_switch_to_single(void);
@@ -15,6 +33,8 @@ extern void *psp_screen;
 
 unsigned int psp_pad_read(int blocking);
 
+int psp_get_cpu_clock(void);
+int psp_set_cpu_clock(int clock);
 
 /* shorter btn names */
 #define BTN_UP       PSP_CTRL_UP
@@ -29,5 +49,5 @@ unsigned int psp_pad_read(int blocking);
 #define BTN_SQUARE   PSP_CTRL_SQUARE
 #define BTN_SELECT   PSP_CTRL_SELECT
 #define BTN_START    PSP_CTRL_START
-#define BTN_NOTE     PSP_CTRL_NOTE
+#define BTN_NOTE     PSP_CTRL_NOTE // doesn't seem to work?