X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=pico%2Fpico.h;h=4a99ef57ef205d5a6446edf5ae66d5fb5fe16944;hb=5609d343e3b34d9fed210a1c26c2441d3f797036;hp=e0acda108d61ec82b2e4aac8a5a8dc8adaf993f7;hpb=f4750ee051b509a17bb940d6372a0c12faae18cd;p=picodrive.git

diff --git a/pico/pico.h b/pico/pico.h
index e0acda1..4a99ef5 100644
--- a/pico/pico.h
+++ b/pico/pico.h
@@ -1,18 +1,16 @@
-
-// -------------------- Pico Library --------------------
-
-// Pico Library - Header File
-
-// (c) Copyright 2004 Dave, All rights reserved.
-// (c) Copyright 2006-2009 notaz, All rights reserved.
-// Free for non-commercial use.
-
-// For commercial use, separate licencing terms must be obtained.
+/*
+ * PicoDrive
+ * (c) Copyright Dave, 2004
+ * (C) notaz, 2006-2010
+ *
+ * This work is licensed under the terms of MAME license.
+ * See COPYING file in the top-level directory.
+ */
 
 #ifndef PICO_H
 #define PICO_H
 
-//#include <stdio.h>
+#include <stdlib.h> // size_t
 
 // port-specific compile-time settings
 #include <port_config.h>
@@ -21,6 +19,9 @@
 extern "C" {
 #endif
 
+// message log
+extern void lprintf(const char *fmt, ...);
+
 // external funcs for Sega/Mega CD
 extern int  mp3_get_bitrate(void *f, int size);
 extern void mp3_start_play(void *f, int pos);
@@ -29,13 +30,14 @@ extern void mp3_update(int *buffer, int length, int stereo);
 // this function should write-back d-cache and invalidate i-cache
 // on a mem region [start_addr, end_addr)
 // used by dynarecs
-extern void cache_flush_d_inval_i(const void *start_addr, const void *end_addr);
+extern void cache_flush_d_inval_i(void *start_addr, void *end_addr);
 
 // attempt to alloc mem at specified address.
 // alloc anywhere else if that fails (callers should handle that)
-extern void *plat_mmap(unsigned long addr, size_t size);
+extern void *plat_mmap(unsigned long addr, size_t size, int need_exec, int is_fixed);
 extern void *plat_mremap(void *ptr, size_t oldsize, size_t newsize);
 extern void  plat_munmap(void *ptr, size_t size);
+extern int   plat_mem_set_exec(void *ptr, size_t size);
 
 // this one should handle display mode changes
 extern void emu_video_mode_change(int start_line, int line_count, int is_32cols);
@@ -90,7 +92,7 @@ void PicoLoopPrepare(void);
 void PicoFrame(void);
 void PicoFrameDrawOnly(void);
 extern int PicoPad[2]; // Joypads, format is MXYZ SACB RLDU
-extern void (*PicoWriteSound)(int len); // called once per frame at the best time to send sound buffer (PsndOut) to hardware
+extern void (*PicoWriteSound)(int bytes); // called once per frame at the best time to send sound buffer (PsndOut) to hardware
 extern void (*PicoMessage)(const char *msg); // callback to output text message from emu
 typedef enum { PI_ROM, PI_ISPAL, PI_IS40_CELL, PI_IS240_LINES } pint_t;
 typedef union { int vint; void *vptr; } pint_ret_t;
@@ -158,6 +160,7 @@ int PicoCartInsert(unsigned char *rom, unsigned int romsize, const char *carthw_
 void PicoCartUnload(void);
 extern void (*PicoCartLoadProgressCB)(int percent);
 extern void (*PicoCDLoadProgressCB)(const char *fname, int percent);
+extern int PicoGameLoaded;
 
 // Draw.c
 // for line-based renderer, set conversion
@@ -168,7 +171,7 @@ typedef enum
 	PDF_RGB555,      // RGB/BGR output, depends on compile options
 	PDF_8BIT,        // 8-bit out (handles shadow/hilight mode, sonic water)
 } pdso_t;
-void PicoDrawSetOutFormat(pdso_t which, int allow_32x);
+void PicoDrawSetOutFormat(pdso_t which, int use_32x_line_mode);
 void PicoDrawSetOutBuf(void *dest, int increment);
 void PicoDrawSetCallbacks(int (*begin)(unsigned int num), int (*end)(unsigned int num));
 extern void *DrawLineDest;
@@ -209,15 +212,20 @@ extern unsigned short *PicoCramHigh; // pointer to CRAM buff (0x40 shorts), conv
 extern void (*PicoPrepareCram)();    // prepares PicoCramHigh for renderer to use
 
 // pico.c (32x)
-// multipliers against 68k clock
-extern int p32x_msh2_multiplier;
-extern int p32x_ssh2_multiplier;
-#define SH2_MULTI_SHIFT 10
-#define MSH2_MULTI_DEFAULT ((1 << SH2_MULTI_SHIFT) * 3 / 2)
-#define SSH2_MULTI_DEFAULT ((1 << SH2_MULTI_SHIFT) * 3 / 2)
+#ifndef NO_32X
+
+void Pico32xSetClocks(int msh2_hz, int ssh2_hz);
 
-// 32x/draw.c
-void PicoDraw32xSetFrameMode(int is_on, int only_32x);
+#else
+
+#define Pico32xSetClocks(msh2_khz, ssh2_khz)
+
+#endif
+
+// normally 68k clock (7670442) * 3, in reality but much lower
+// because of high memory latencies
+#define PICO_MSH2_HZ ((int)(7670442.0 * 2.4))
+#define PICO_SSH2_HZ ((int)(7670442.0 * 2.4))
 
 // sound.c
 extern int PsndRate,PsndLen;
@@ -225,12 +233,23 @@ extern short *PsndOut;
 extern void (*PsndMix_32_to_16l)(short *dest, int *src, int count);
 void PsndRerate(int preserve_state);
 
-// Utils.c
-extern int PicuAnd;
-int PicuQuick(unsigned short *dest,unsigned short *src);
-int PicuShrink(unsigned short *dest,int destLen,unsigned short *src,int srcLen);
-int PicuShrinkReverse(unsigned short *dest,int destLen,unsigned short *src,int srcLen);
-int PicuMerge(unsigned short *dest,int destLen,unsigned short *src,int srcLen);
+// media.c
+enum media_type_e {
+  PM_BAD_DETECT = -1,
+  PM_ERROR = -2,
+  PM_BAD_CD = -3,
+  PM_BAD_CD_NO_BIOS = -4,
+  PM_MD_CART = 1,	/* also 32x */
+  PM_MARK3,
+  PM_CD,
+};
+enum media_type_e PicoLoadMedia(const char *filename,
+  const char *carthw_cfg_fname,
+  const char *(*get_bios_filename)(int *region, const char *cd_fname),
+  void (*do_region_override)(const char *media_filename));
+int PicoCdCheck(const char *fname_in, int *pregion);
+
+extern unsigned char media_id_header[0x100];
 
 #ifdef __cplusplus
 } // End of extern "C"