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+/***************************************************************************
+
+ voodoo.h
+
+ 3dfx Voodoo Graphics SST-1/2 emulator.
+
+****************************************************************************
+
+ Copyright Aaron Giles
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are
+ met:
+
+ * Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in
+ the documentation and/or other materials provided with the
+ distribution.
+ * Neither the name 'MAME' nor the names of its contributors may be
+ used to endorse or promote products derived from this software
+ without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY AARON GILES ''AS IS'' AND ANY EXPRESS OR
+ IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL AARON GILES BE LIABLE FOR ANY DIRECT,
+ INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ POSSIBILITY OF SUCH DAMAGE.
+
+***************************************************************************/
+
+#ifndef __VOODOO_H__
+#define __VOODOO_H__
+
+#pragma once
+
+#include "devlegcy.h"
+
+
+/***************************************************************************
+ CONSTANTS
+***************************************************************************/
+
+/* enumeration specifying which model of Voodoo we are emulating */
+enum
+{
+ VOODOO_1,
+ VOODOO_2,
+ VOODOO_BANSHEE,
+ VOODOO_3,
+ MAX_VOODOO_TYPES
+};
+
+
+#define STD_VOODOO_1_CLOCK 50000000
+#define STD_VOODOO_2_CLOCK 90000000
+#define STD_VOODOO_BANSHEE_CLOCK 90000000
+#define STD_VOODOO_3_CLOCK 132000000
+
+
+/***************************************************************************
+ TYPE DEFINITIONS
+***************************************************************************/
+
+typedef void (*voodoo_vblank_func)(device_t *device, int state);
+typedef void (*voodoo_stall_func)(device_t *device, int state);
+
+
+typedef struct _voodoo_config voodoo_config;
+struct _voodoo_config
+{
+ int type;
+ UINT8 fbmem;
+ UINT8 tmumem0;
+ UINT8 tmumem1;
+ const char * screen;
+ const char * cputag;
+ voodoo_vblank_func vblank;
+ voodoo_stall_func stall;
+};
+
+
+
+/***************************************************************************
+ DEVICE CONFIGURATION MACROS
+***************************************************************************/
+
+#define MCFG_3DFX_VOODOO_ADD(_tag, _type, _clock, _fbmem, _screen) \
+ MCFG_DEVICE_ADD(_tag, VOODOO_GRAPHICS, _clock) \
+ MCFG_DEVICE_CONFIG_DATA32(voodoo_config, type, _type) \
+ MCFG_DEVICE_CONFIG_DATA32(voodoo_config, fbmem, _fbmem) \
+ MCFG_DEVICE_CONFIG_DATAPTR(voodoo_config, screen, _screen)
+
+#define MCFG_3DFX_VOODOO_1_ADD(_tag, _clock, _fbmem, _screen) \
+ MCFG_3DFX_VOODOO_ADD(_tag, VOODOO_1, _clock, _fbmem, _screen)
+
+#define MCFG_3DFX_VOODOO_2_ADD(_tag, _clock, _fbmem, _screen) \
+ MCFG_3DFX_VOODOO_ADD(_tag, VOODOO_2, _clock, _fbmem, _screen)
+
+#define MCFG_3DFX_VOODOO_BANSHEE_ADD(_tag, _clock, _fbmem, _screen) \
+ MCFG_3DFX_VOODOO_ADD(_tag, VOODOO_BANSHEE, _clock, _fbmem, _screen)
+
+#define MCFG_3DFX_VOODOO_3_ADD(_tag, _clock, _fbmem, _screen) \
+ MCFG_3DFX_VOODOO_ADD(_tag, VOODOO_3, _clock, _fbmem, _screen)
+
+#define MCFG_3DFX_VOODOO_TMU_MEMORY(_tmu, _tmumem) \
+ MCFG_DEVICE_CONFIG_DATA32(voodoo_config, tmumem##_tmu, _tmumem)
+
+#define MCFG_3DFX_VOODOO_VBLANK(_vblank) \
+ MCFG_DEVICE_CONFIG_DATAPTR(voodoo_config, vblank, _vblank)
+
+#define MCFG_3DFX_VOODOO_STALL(_stall) \
+ MCFG_DEVICE_CONFIG_DATAPTR(voodoo_config, stall, _stall)
+
+#define MCFG_3DFX_VOODOO_CPU(_cputag) \
+ MCFG_DEVICE_CONFIG_DATAPTR(voodoo_config, cputag, _cputag)
+
+#define MCFG_3DFX_VOODOO_MODIFY(_tag) \
+ MCFG_DEVICE_MODIFY(_tag)
+
+
+
+/***************************************************************************
+ FUNCTION PROTOTYPES
+***************************************************************************/
+
+int voodoo_update(device_t *device, bitmap_rgb32 &bitmap, const rectangle &cliprect);
+int voodoo_get_type(device_t *device);
+int voodoo_is_stalled(device_t *device);
+void voodoo_set_init_enable(device_t *device, UINT32 newval);
+
+READ32_DEVICE_HANDLER( voodoo_r );
+WRITE32_DEVICE_HANDLER( voodoo_w );
+
+READ32_DEVICE_HANDLER( banshee_r );
+WRITE32_DEVICE_HANDLER( banshee_w );
+READ32_DEVICE_HANDLER( banshee_fb_r );
+WRITE32_DEVICE_HANDLER( banshee_fb_w );
+READ32_DEVICE_HANDLER( banshee_io_r );
+WRITE32_DEVICE_HANDLER( banshee_io_w );
+READ32_DEVICE_HANDLER( banshee_rom_r );
+
+
+/* ----- device interface ----- */
+
+DECLARE_LEGACY_DEVICE(VOODOO_GRAPHICS, voodoo);
+
+#endif