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/* GXemul: $Id: dreamcast_sysasicvar.h,v 1.2 2006/10/28 01:37:54 debug Exp $ */ |
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/* $NetBSD: sysasicvar.h,v 1.5 2005/12/24 23:24:00 perry Exp $ */ |
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|
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/* |
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* Extended with useful macros and also some more event definitions |
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* described in KOS comments by Dan Potter (kos/kernel/arch/dreamcast |
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* /hardware/asic.c). |
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*/ |
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|
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#ifndef _DREAMCAST_SYSASICVAR_H_ |
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#define _DREAMCAST_SYSASICVAR_H_ |
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|
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/*- |
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* Copyright (c) 2001 The NetBSD Foundation, Inc. |
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* All rights reserved. |
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* |
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* This code is derived from software contributed to The NetBSD Foundation |
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* by |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. All advertising materials mentioning features or use of this software |
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* must display the following acknowledgement: |
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* This product includes software developed by the NetBSD |
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* Foundation, Inc. and its contributors. |
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* 4. Neither the name of The NetBSD Foundation nor the names of its |
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* contributors may be used to endorse or promote products derived |
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* from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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|
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#define SYSASIC_BASE 0x5f6900 |
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#define SYSASIC_SIZE 0x100 |
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|
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#define SYSASIC_EVENT_RENDERDONE 2 /* Render Completed */ |
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#define SYSASIC_EVENT_PVR_SCANINT1 3 /* Scanline interrupt 1 */ |
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#define SYSASIC_EVENT_PVR_SCANINT2 4 /* Scanline interrupt 2 */ |
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#define SYSASIC_EVENT_VBLINT 5 /* VBlank interrupt */ |
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#define SYSASIC_EVENT_OPAQUEDONE 7 /* Opaque list complete */ |
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#define SYSASIC_EVENT_OPAQUEMODDONE 8 /* Opaque modifiers complete */ |
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#define SYSASIC_EVENT_TRANSDONE 9 /* Transparent list complete */ |
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#define SYSASIC_EVENT_TRANSMODDONE 10 /* Trans. modifiers complete */ |
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#define SYSASIC_EVENT_MAPLE_DMADONE 12 /* Maple DMA complete */ |
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#define SYSASIC_EVENT_MAPLE_ERROR 13 /* Maple error */ |
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#define SYSASIC_EVENT_GDROM_DMA 14 /* GD-ROM DMA Complete */ |
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#define SYSASIC_EVENT_SPU_DMA 15 /* SPU DMA Complete */ |
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#define SYSASIC_EVENT_SPU_IRQ 17 /* SPU Interrupt */ |
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#define SYSASIC_EVENT_PVR_DMA 19 /* PVR DMA Complete */ |
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#define SYSASIC_EVENT_PVR_PTDONE 21 /* Punch-through complete */ |
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#define SYSASIC_EVENT_GDROM 32 /* GD-ROM Command status */ |
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#define SYSASIC_EVENT_AICA 33 /* AICA (?) */ |
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#define SYSASIC_EVENT_8BIT 34 /* Modem/Lan adapter */ |
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#define SYSASIC_EVENT_EXT 35 /* PCI/BBA IRQ */ |
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#define SYSASIC_EVENT_PRIMOUTOFMEM 66 /* Out of primitive mem */ |
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#define SYSASIC_EVENT_MATOUTOFMEM 67 /* Out of matrix mem */ |
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|
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#define SYSASIC_EVENT_TO_ADDR(e) (SYSASIC_BASE + 4*((e)>>5)) |
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#define SYSASIC_EVENT_TO_BITMASK(e) (1 << ((e) & 31)) |
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|
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#define SYSASIC_TRIGGER_EVENT(e) { \ |
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uint8_t buf[8]; \ |
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uint64_t tmp1 = SYSASIC_EVENT_TO_ADDR(e); \ |
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uint64_t tmp2 = SYSASIC_EVENT_TO_BITMASK(e); \ |
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tmp2 |= 0x100000000ULL; /* Internal GXemul hack */ \ |
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memory_writemax64(cpu, buf, 8, tmp2); \ |
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cpu->memory_rw(cpu, cpu->mem, tmp1, (void *) &tmp2, 8, \ |
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MEM_WRITE, PHYSICAL); \ |
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} |
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|
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|
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#if 0 |
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const char *__pure sysasic_intr_string(int /*ipl*/) __attribute__((const)); |
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void *sysasic_intr_establish(int /*event*/, int /*ipl*/, |
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int (*ih_fun)(void *), void *); |
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void sysasic_intr_disestablish(void *); |
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void sysasic_intr_enable(void *, int /*on*/); |
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#endif |
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|
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#endif /* !_DREAMCAST_SYSASICVAR_H_ */ |
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