nkeynes@284 | 1 | /**
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nkeynes@561 | 2 | * $Id$
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nkeynes@284 | 3 | *
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nkeynes@284 | 4 | * PVR2 (Video) VRAM handling routines (mainly for the 64-bit region)
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nkeynes@284 | 5 | *
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nkeynes@284 | 6 | * Copyright (c) 2005 Nathan Keynes.
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nkeynes@284 | 7 | *
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nkeynes@284 | 8 | * This program is free software; you can redistribute it and/or modify
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nkeynes@284 | 9 | * it under the terms of the GNU General Public License as published by
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nkeynes@284 | 10 | * the Free Software Foundation; either version 2 of the License, or
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nkeynes@284 | 11 | * (at your option) any later version.
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nkeynes@284 | 12 | *
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nkeynes@284 | 13 | * This program is distributed in the hope that it will be useful,
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nkeynes@284 | 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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nkeynes@284 | 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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nkeynes@284 | 16 | * GNU General Public License for more details.
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nkeynes@284 | 17 | */
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nkeynes@645 | 18 | #include <string.h>
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nkeynes@645 | 19 | #include <stdio.h>
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nkeynes@645 | 20 | #include <errno.h>
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nkeynes@929 | 21 | #include "sh4/sh4core.h"
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nkeynes@284 | 22 | #include "pvr2.h"
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nkeynes@325 | 23 | #include "asic.h"
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nkeynes@669 | 24 | #include "dream.h"
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nkeynes@284 | 25 |
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nkeynes@429 | 26 | extern unsigned char *video_base;
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nkeynes@284 | 27 |
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nkeynes@929 | 28 | /************************* VRAM32 address space ***************************/
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nkeynes@929 | 29 |
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nkeynes@929 | 30 | static int32_t FASTCALL pvr2_vram32_read_long( sh4addr_t addr )
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nkeynes@929 | 31 | {
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nkeynes@929 | 32 | pvr2_render_buffer_invalidate(addr, FALSE);
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nkeynes@929 | 33 | return *((int32_t *)(video_base+(addr&0x007FFFFF)));
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nkeynes@929 | 34 | }
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nkeynes@929 | 35 | static int32_t FASTCALL pvr2_vram32_read_word( sh4addr_t addr )
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nkeynes@929 | 36 | {
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nkeynes@929 | 37 | pvr2_render_buffer_invalidate(addr, FALSE);
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nkeynes@929 | 38 | return SIGNEXT16(*((int16_t *)(video_base+(addr&0x007FFFFF))));
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nkeynes@929 | 39 | }
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nkeynes@929 | 40 | static int32_t FASTCALL pvr2_vram32_read_byte( sh4addr_t addr )
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nkeynes@929 | 41 | {
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nkeynes@929 | 42 | pvr2_render_buffer_invalidate(addr, FALSE);
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nkeynes@929 | 43 | return SIGNEXT8(*((int8_t *)(video_base+(addr&0x007FFFFF))));
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nkeynes@929 | 44 | }
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nkeynes@929 | 45 | static void FASTCALL pvr2_vram32_write_long( sh4addr_t addr, uint32_t val )
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nkeynes@929 | 46 | {
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nkeynes@929 | 47 | pvr2_render_buffer_invalidate(addr, TRUE);
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nkeynes@929 | 48 | *(uint32_t *)(video_base + (addr&0x007FFFFF)) = val;
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nkeynes@929 | 49 | }
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nkeynes@929 | 50 | static void FASTCALL pvr2_vram32_write_word( sh4addr_t addr, uint32_t val )
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nkeynes@929 | 51 | {
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nkeynes@929 | 52 | pvr2_render_buffer_invalidate(addr, TRUE);
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nkeynes@929 | 53 | *(uint16_t *)(video_base + (addr&0x007FFFFF)) = (uint16_t)val;
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nkeynes@929 | 54 | }
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nkeynes@929 | 55 | static void FASTCALL pvr2_vram32_write_byte( sh4addr_t addr, uint32_t val )
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nkeynes@929 | 56 | {
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nkeynes@929 | 57 | pvr2_render_buffer_invalidate(addr, TRUE);
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nkeynes@929 | 58 | *(uint8_t *)(video_base + (addr&0x007FFFFF)) = (uint8_t)val;
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nkeynes@929 | 59 | }
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nkeynes@929 | 60 | static void FASTCALL pvr2_vram32_read_burst( unsigned char *dest, sh4addr_t addr )
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nkeynes@929 | 61 | {
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nkeynes@929 | 62 | // Render buffers pretty much have to be (at least) 32-byte aligned
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nkeynes@929 | 63 | pvr2_render_buffer_invalidate(addr, FALSE);
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nkeynes@929 | 64 | memcpy( dest, (video_base + (addr&0x007FFFFF)), 32 );
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nkeynes@929 | 65 | }
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nkeynes@929 | 66 | static void FASTCALL pvr2_vram32_write_burst( sh4addr_t addr, unsigned char *src )
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nkeynes@929 | 67 | {
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nkeynes@929 | 68 | // Render buffers pretty much have to be (at least) 32-byte aligned
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nkeynes@929 | 69 | pvr2_render_buffer_invalidate(addr, TRUE);
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nkeynes@929 | 70 | memcpy( (video_base + (addr&0x007FFFFF)), src, 32 );
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nkeynes@929 | 71 | }
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nkeynes@929 | 72 |
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nkeynes@929 | 73 | struct mem_region_fn mem_region_vram32 = { pvr2_vram32_read_long, pvr2_vram32_write_long,
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nkeynes@929 | 74 | pvr2_vram32_read_word, pvr2_vram32_write_word,
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nkeynes@929 | 75 | pvr2_vram32_read_byte, pvr2_vram32_write_byte,
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nkeynes@929 | 76 | pvr2_vram32_read_burst, pvr2_vram32_write_burst };
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nkeynes@929 | 77 |
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nkeynes@929 | 78 | /************************* VRAM64 address space ***************************/
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nkeynes@929 | 79 |
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nkeynes@929 | 80 | #define TRANSLATE_VIDEO_64BIT_ADDRESS(a) ( (((a)&0x00FFFFF8)>>1)|(((a)&0x00000004)<<20)|((a)&0x03) )
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nkeynes@929 | 81 |
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nkeynes@929 | 82 | static int32_t FASTCALL pvr2_vram64_read_long( sh4addr_t addr )
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nkeynes@929 | 83 | {
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nkeynes@929 | 84 | addr = TRANSLATE_VIDEO_64BIT_ADDRESS(addr);
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nkeynes@929 | 85 | pvr2_render_buffer_invalidate(addr, FALSE);
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nkeynes@929 | 86 | return *((int32_t *)(video_base+(addr&0x007FFFFF)));
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nkeynes@929 | 87 | }
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nkeynes@929 | 88 | static int32_t FASTCALL pvr2_vram64_read_word( sh4addr_t addr )
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nkeynes@929 | 89 | {
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nkeynes@929 | 90 | addr = TRANSLATE_VIDEO_64BIT_ADDRESS(addr);
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nkeynes@929 | 91 | pvr2_render_buffer_invalidate(addr, FALSE);
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nkeynes@929 | 92 | return SIGNEXT16(*((int16_t *)(video_base+(addr&0x007FFFFF))));
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nkeynes@929 | 93 | }
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nkeynes@929 | 94 | static int32_t FASTCALL pvr2_vram64_read_byte( sh4addr_t addr )
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nkeynes@929 | 95 | {
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nkeynes@929 | 96 | addr = TRANSLATE_VIDEO_64BIT_ADDRESS(addr);
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nkeynes@929 | 97 | pvr2_render_buffer_invalidate(addr, FALSE);
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nkeynes@929 | 98 | return SIGNEXT8(*((int8_t *)(video_base+(addr&0x007FFFFF))));
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nkeynes@929 | 99 | }
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nkeynes@929 | 100 | static void FASTCALL pvr2_vram64_write_long( sh4addr_t addr, uint32_t val )
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nkeynes@929 | 101 | {
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nkeynes@929 | 102 | texcache_invalidate_page(addr& 0x007FFFFF);
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nkeynes@929 | 103 | addr = TRANSLATE_VIDEO_64BIT_ADDRESS(addr);
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nkeynes@929 | 104 | pvr2_render_buffer_invalidate(addr, TRUE);
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nkeynes@929 | 105 | *(uint32_t *)(video_base + (addr&0x007FFFFF)) = val;
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nkeynes@929 | 106 | }
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nkeynes@929 | 107 | static void FASTCALL pvr2_vram64_write_word( sh4addr_t addr, uint32_t val )
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nkeynes@929 | 108 | {
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nkeynes@929 | 109 | texcache_invalidate_page(addr& 0x007FFFFF);
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nkeynes@929 | 110 | addr = TRANSLATE_VIDEO_64BIT_ADDRESS(addr);
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nkeynes@929 | 111 | pvr2_render_buffer_invalidate(addr, TRUE);
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nkeynes@929 | 112 | *(uint16_t *)(video_base + (addr&0x007FFFFF)) = (uint16_t)val;
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nkeynes@929 | 113 | }
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nkeynes@929 | 114 | static void FASTCALL pvr2_vram64_write_byte( sh4addr_t addr, uint32_t val )
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nkeynes@929 | 115 | {
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nkeynes@929 | 116 | texcache_invalidate_page(addr& 0x007FFFFF);
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nkeynes@929 | 117 | addr = TRANSLATE_VIDEO_64BIT_ADDRESS(addr);
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nkeynes@929 | 118 | pvr2_render_buffer_invalidate(addr, TRUE);
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nkeynes@929 | 119 | *(uint8_t *)(video_base + (addr&0x007FFFFF)) = (uint8_t)val;
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nkeynes@929 | 120 | }
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nkeynes@929 | 121 | static void FASTCALL pvr2_vram64_read_burst( unsigned char *dest, sh4addr_t addr )
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nkeynes@929 | 122 | {
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nkeynes@929 | 123 | pvr2_vram64_read( dest, addr, 32 );
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nkeynes@929 | 124 | }
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nkeynes@929 | 125 | static void FASTCALL pvr2_vram64_write_burst( sh4addr_t addr, unsigned char *src )
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nkeynes@929 | 126 | {
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nkeynes@929 | 127 | pvr2_vram64_write( addr, src, 32 );
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nkeynes@929 | 128 | }
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nkeynes@929 | 129 |
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nkeynes@929 | 130 | struct mem_region_fn mem_region_vram64 = { pvr2_vram64_read_long, pvr2_vram64_write_long,
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nkeynes@929 | 131 | pvr2_vram64_read_word, pvr2_vram64_write_word,
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nkeynes@929 | 132 | pvr2_vram64_read_byte, pvr2_vram64_write_byte,
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nkeynes@929 | 133 | pvr2_vram64_read_burst, pvr2_vram64_write_burst };
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nkeynes@929 | 134 |
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nkeynes@929 | 135 |
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nkeynes@929 | 136 |
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nkeynes@429 | 137 | void pvr2_dma_write( sh4addr_t destaddr, unsigned char *src, uint32_t count )
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nkeynes@325 | 138 | {
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nkeynes@325 | 139 | int region;
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nkeynes@325 | 140 |
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nkeynes@325 | 141 | switch( destaddr & 0x13800000 ) {
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nkeynes@325 | 142 | case 0x10000000:
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nkeynes@325 | 143 | case 0x12000000:
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nkeynes@736 | 144 | pvr2_ta_write( src, count );
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nkeynes@736 | 145 | break;
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nkeynes@325 | 146 | case 0x11000000:
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nkeynes@325 | 147 | case 0x11800000:
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nkeynes@736 | 148 | region = MMIO_READ( ASIC, PVRDMARGN1 );
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nkeynes@736 | 149 | if( region == 0 ) {
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nkeynes@736 | 150 | pvr2_vram64_write( destaddr, src, count );
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nkeynes@736 | 151 | } else {
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nkeynes@834 | 152 | destaddr &= PVR2_RAM_MASK;
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nkeynes@834 | 153 | unsigned char *dest = video_base + destaddr;
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nkeynes@834 | 154 | if( PVR2_RAM_SIZE - destaddr < count ) {
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nkeynes@834 | 155 | count = PVR2_RAM_SIZE - destaddr;
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nkeynes@834 | 156 | }
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nkeynes@736 | 157 | memcpy( dest, src, count );
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nkeynes@736 | 158 | }
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nkeynes@736 | 159 | break;
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nkeynes@325 | 160 | case 0x10800000:
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nkeynes@325 | 161 | case 0x12800000:
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nkeynes@736 | 162 | pvr2_yuv_write( src, count );
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nkeynes@736 | 163 | break;
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nkeynes@325 | 164 | case 0x13000000:
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nkeynes@325 | 165 | case 0x13800000:
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nkeynes@736 | 166 | region = MMIO_READ( ASIC, PVRDMARGN2 );
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nkeynes@736 | 167 | if( region == 0 ) {
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nkeynes@736 | 168 | pvr2_vram64_write( destaddr, src, count );
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nkeynes@736 | 169 | } else {
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nkeynes@834 | 170 | destaddr &= PVR2_RAM_MASK;
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nkeynes@834 | 171 | unsigned char *dest = video_base + destaddr;
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nkeynes@834 | 172 | if( PVR2_RAM_SIZE - destaddr < count ) {
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nkeynes@834 | 173 | count = PVR2_RAM_SIZE - destaddr;
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nkeynes@834 | 174 | }
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nkeynes@736 | 175 | memcpy( dest, src, count );
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nkeynes@736 | 176 | }
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nkeynes@827 | 177 | }
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nkeynes@325 | 178 | }
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nkeynes@325 | 179 |
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nkeynes@429 | 180 | void pvr2_vram64_write( sh4addr_t destaddr, unsigned char *src, uint32_t length )
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nkeynes@284 | 181 | {
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nkeynes@284 | 182 | int bank_flag = (destaddr & 0x04) >> 2;
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nkeynes@284 | 183 | uint32_t *banks[2];
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nkeynes@284 | 184 | uint32_t *dwsrc;
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nkeynes@284 | 185 | int i;
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nkeynes@284 | 186 |
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nkeynes@284 | 187 | destaddr = destaddr & 0x7FFFFF;
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nkeynes@284 | 188 | if( destaddr + length > 0x800000 ) {
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nkeynes@736 | 189 | length = 0x800000 - destaddr;
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nkeynes@284 | 190 | }
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nkeynes@284 | 191 |
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nkeynes@796 | 192 | for( i=destaddr & 0xFFFFF000; i < destaddr + length; i+= LXDREAM_PAGE_SIZE ) {
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nkeynes@736 | 193 | texcache_invalidate_page( i );
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nkeynes@284 | 194 | }
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nkeynes@284 | 195 |
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nkeynes@284 | 196 | banks[0] = ((uint32_t *)(video_base + ((destaddr & 0x007FFFF8) >>1)));
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nkeynes@284 | 197 | banks[1] = banks[0] + 0x100000;
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nkeynes@827 | 198 | if( bank_flag )
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nkeynes@736 | 199 | banks[0]++;
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nkeynes@736 | 200 |
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nkeynes@284 | 201 | /* Handle non-aligned start of source */
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nkeynes@284 | 202 | if( destaddr & 0x03 ) {
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nkeynes@736 | 203 | unsigned char *dest = ((unsigned char *)banks[bank_flag]) + (destaddr & 0x03);
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nkeynes@736 | 204 | for( i= destaddr & 0x03; i < 4 && length > 0; i++, length-- ) {
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nkeynes@736 | 205 | *dest++ = *src++;
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nkeynes@736 | 206 | }
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nkeynes@736 | 207 | bank_flag = !bank_flag;
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nkeynes@284 | 208 | }
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nkeynes@284 | 209 |
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nkeynes@284 | 210 | dwsrc = (uint32_t *)src;
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nkeynes@284 | 211 | while( length >= 4 ) {
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nkeynes@736 | 212 | *banks[bank_flag]++ = *dwsrc++;
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nkeynes@736 | 213 | bank_flag = !bank_flag;
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nkeynes@736 | 214 | length -= 4;
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nkeynes@284 | 215 | }
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nkeynes@736 | 216 |
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nkeynes@284 | 217 | /* Handle non-aligned end of source */
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nkeynes@284 | 218 | if( length ) {
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nkeynes@736 | 219 | src = (unsigned char *)dwsrc;
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nkeynes@736 | 220 | unsigned char *dest = (unsigned char *)banks[bank_flag];
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nkeynes@736 | 221 | while( length-- > 0 ) {
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nkeynes@736 | 222 | *dest++ = *src++;
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nkeynes@736 | 223 | }
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nkeynes@827 | 224 | }
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nkeynes@284 | 225 | }
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nkeynes@284 | 226 |
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nkeynes@284 | 227 | /**
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nkeynes@284 | 228 | * Write an image to 64-bit vram, with a line-stride different from the line-size.
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nkeynes@869 | 229 | * The destaddr must be 64-bit aligned, and both line_bytes and line_stride_bytes
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nkeynes@869 | 230 | * must be multiples of 8.
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nkeynes@284 | 231 | */
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nkeynes@827 | 232 | void pvr2_vram64_write_stride( sh4addr_t destaddr, unsigned char *src, uint32_t line_bytes,
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nkeynes@736 | 233 | uint32_t line_stride_bytes, uint32_t line_count )
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nkeynes@284 | 234 | {
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nkeynes@869 | 235 | int i,j;
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nkeynes@284 | 236 | uint32_t *banks[2];
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nkeynes@869 | 237 | uint32_t *dwsrc = (uint32_t *)src;
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nkeynes@869 | 238 | uint32_t line_gap = (line_stride_bytes - line_bytes) >> 3;
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nkeynes@284 | 239 |
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nkeynes@284 | 240 | destaddr = destaddr & 0x7FFFF8;
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nkeynes@869 | 241 | line_bytes >>= 3;
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nkeynes@284 | 242 |
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nkeynes@869 | 243 | for( i=destaddr; i < destaddr + line_stride_bytes*line_count; i+= LXDREAM_PAGE_SIZE ) {
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nkeynes@736 | 244 | texcache_invalidate_page( i );
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nkeynes@284 | 245 | }
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nkeynes@284 | 246 |
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nkeynes@284 | 247 | banks[0] = (uint32_t *)(video_base + (destaddr >>1));
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nkeynes@284 | 248 | banks[1] = banks[0] + 0x100000;
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nkeynes@736 | 249 |
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nkeynes@284 | 250 | for( i=0; i<line_count; i++ ) {
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nkeynes@736 | 251 | for( j=0; j<line_bytes; j++ ) {
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nkeynes@869 | 252 | *banks[0]++ = *dwsrc++;
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nkeynes@869 | 253 | *banks[1]++ = *dwsrc++;
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nkeynes@736 | 254 | }
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nkeynes@736 | 255 | banks[0] += line_gap;
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nkeynes@736 | 256 | banks[1] += line_gap;
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nkeynes@827 | 257 | }
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nkeynes@284 | 258 | }
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nkeynes@284 | 259 |
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nkeynes@284 | 260 | /**
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nkeynes@284 | 261 | * Read an image from 64-bit vram, with a destination line-stride different from the line-size.
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nkeynes@284 | 262 | * The srcaddr must be 32-bit aligned, and both line_bytes and line_stride_bytes
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nkeynes@284 | 263 | * must be multiples of 4. line_stride_bytes must be >= line_bytes.
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nkeynes@284 | 264 | * This method is used to extract a "stride" texture from vram.
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nkeynes@284 | 265 | */
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nkeynes@429 | 266 | void pvr2_vram64_read_stride( unsigned char *dest, uint32_t dest_line_bytes, sh4addr_t srcaddr,
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nkeynes@736 | 267 | uint32_t src_line_bytes, uint32_t line_count )
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nkeynes@284 | 268 | {
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nkeynes@284 | 269 | int bank_flag = (srcaddr & 0x04) >> 2;
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nkeynes@284 | 270 | uint32_t *banks[2];
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nkeynes@284 | 271 | uint32_t *dwdest;
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nkeynes@429 | 272 | uint32_t dest_line_gap = 0;
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nkeynes@429 | 273 | uint32_t src_line_gap = 0;
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nkeynes@284 | 274 | uint32_t line_bytes;
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nkeynes@284 | 275 | int src_line_gap_flag;
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nkeynes@284 | 276 | int i,j;
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nkeynes@284 | 277 |
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nkeynes@284 | 278 | srcaddr = srcaddr & 0x7FFFF8;
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nkeynes@284 | 279 | if( src_line_bytes <= dest_line_bytes ) {
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nkeynes@736 | 280 | dest_line_gap = (dest_line_bytes - src_line_bytes) >> 2;
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nkeynes@736 | 281 | src_line_gap = 0;
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nkeynes@736 | 282 | src_line_gap_flag = 0;
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nkeynes@736 | 283 | line_bytes = src_line_bytes >> 2;
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nkeynes@284 | 284 | } else {
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nkeynes@736 | 285 | i = (src_line_bytes - dest_line_bytes);
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nkeynes@736 | 286 | src_line_gap_flag = i & 0x04;
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nkeynes@736 | 287 | src_line_gap = i >> 3;
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nkeynes@736 | 288 | line_bytes = dest_line_bytes >> 2;
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nkeynes@284 | 289 | }
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nkeynes@736 | 290 |
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nkeynes@284 | 291 | banks[0] = (uint32_t *)(video_base + (srcaddr>>1));
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nkeynes@284 | 292 | banks[1] = banks[0] + 0x100000;
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nkeynes@284 | 293 | if( bank_flag )
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nkeynes@736 | 294 | banks[0]++;
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nkeynes@736 | 295 |
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nkeynes@284 | 296 | dwdest = (uint32_t *)dest;
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nkeynes@284 | 297 | for( i=0; i<line_count; i++ ) {
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nkeynes@736 | 298 | for( j=0; j<line_bytes; j++ ) {
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nkeynes@736 | 299 | *dwdest++ = *banks[bank_flag]++;
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nkeynes@736 | 300 | bank_flag = !bank_flag;
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nkeynes@736 | 301 | }
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nkeynes@736 | 302 | dwdest += dest_line_gap;
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nkeynes@736 | 303 | banks[0] += src_line_gap;
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nkeynes@736 | 304 | banks[1] += src_line_gap;
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nkeynes@736 | 305 | if( src_line_gap_flag ) {
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nkeynes@736 | 306 | banks[bank_flag]++;
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nkeynes@736 | 307 | bank_flag = !bank_flag;
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nkeynes@736 | 308 | }
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nkeynes@827 | 309 | }
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nkeynes@310 | 310 | }
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nkeynes@310 | 311 |
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nkeynes@315 | 312 |
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nkeynes@310 | 313 | /**
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nkeynes@310 | 314 | * @param dest Destination image buffer
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nkeynes@310 | 315 | * @param banks Source data expressed as two bank pointers
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nkeynes@310 | 316 | * @param offset Offset into banks[0] specifying where the next byte
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nkeynes@310 | 317 | * to read is (0..3)
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nkeynes@310 | 318 | * @param x1,y1 Destination coordinates
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nkeynes@310 | 319 | * @param width Width of current destination block
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nkeynes@315 | 320 | * @param stride Total width of image (ie stride) in bytes
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nkeynes@315 | 321 | */
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nkeynes@315 | 322 |
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nkeynes@315 | 323 | static void pvr2_vram64_detwiddle_4( uint8_t *dest, uint8_t *banks[2], int offset,
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nkeynes@736 | 324 | int x1, int y1, int width, int stride )
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nkeynes@315 | 325 | {
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nkeynes@315 | 326 | if( width == 2 ) {
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nkeynes@736 | 327 | x1 = x1 >> 1;
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nkeynes@736 | 328 | uint8_t t1 = *banks[offset<4?0:1]++;
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nkeynes@736 | 329 | uint8_t t2 = *banks[offset<3?0:1]++;
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nkeynes@736 | 330 | dest[y1*stride + x1] = (t1 & 0x0F) | (t2<<4);
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nkeynes@736 | 331 | dest[(y1+1)*stride + x1] = (t1>>4) | (t2&0xF0);
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nkeynes@315 | 332 | } else if( width == 4 ) {
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nkeynes@736 | 333 | pvr2_vram64_detwiddle_4( dest, banks, offset, x1, y1, 2, stride );
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nkeynes@736 | 334 | pvr2_vram64_detwiddle_4( dest, banks, offset+2, x1, y1+2, 2, stride );
|
nkeynes@736 | 335 | pvr2_vram64_detwiddle_4( dest, banks, offset+4, x1+2, y1, 2, stride );
|
nkeynes@736 | 336 | pvr2_vram64_detwiddle_4( dest, banks, offset+6, x1+2, y1+2, 2, stride );
|
nkeynes@736 | 337 |
|
nkeynes@315 | 338 | } else {
|
nkeynes@736 | 339 | int subdivide = width >> 1;
|
nkeynes@736 | 340 | pvr2_vram64_detwiddle_4( dest, banks, offset, x1, y1, subdivide, stride );
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nkeynes@736 | 341 | pvr2_vram64_detwiddle_4( dest, banks, offset, x1, y1+subdivide, subdivide, stride );
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nkeynes@736 | 342 | pvr2_vram64_detwiddle_4( dest, banks, offset, x1+subdivide, y1, subdivide, stride );
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nkeynes@736 | 343 | pvr2_vram64_detwiddle_4( dest, banks, offset, x1+subdivide, y1+subdivide, subdivide, stride );
|
nkeynes@315 | 344 | }
|
nkeynes@315 | 345 | }
|
nkeynes@315 | 346 |
|
nkeynes@315 | 347 | /**
|
nkeynes@315 | 348 | * @param dest Destination image buffer
|
nkeynes@315 | 349 | * @param banks Source data expressed as two bank pointers
|
nkeynes@315 | 350 | * @param offset Offset into banks[0] specifying where the next byte
|
nkeynes@315 | 351 | * to read is (0..3)
|
nkeynes@315 | 352 | * @param x1,y1 Destination coordinates
|
nkeynes@315 | 353 | * @param width Width of current destination block
|
nkeynes@315 | 354 | * @param stride Total width of image (ie stride)
|
nkeynes@310 | 355 | */
|
nkeynes@310 | 356 |
|
nkeynes@310 | 357 | static void pvr2_vram64_detwiddle_8( uint8_t *dest, uint8_t *banks[2], int offset,
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nkeynes@736 | 358 | int x1, int y1, int width, int stride )
|
nkeynes@310 | 359 | {
|
nkeynes@310 | 360 | if( width == 2 ) {
|
nkeynes@736 | 361 | dest[y1*stride + x1] = *banks[0]++;
|
nkeynes@736 | 362 | dest[(y1+1)*stride + x1] = *banks[offset<3?0:1]++;
|
nkeynes@736 | 363 | dest[y1*stride + x1 + 1] = *banks[offset<2?0:1]++;
|
nkeynes@736 | 364 | dest[(y1+1)*stride + x1 + 1] = *banks[offset==0?0:1]++;
|
nkeynes@736 | 365 | uint8_t *tmp = banks[0]; /* swap banks */
|
nkeynes@736 | 366 | banks[0] = banks[1];
|
nkeynes@736 | 367 | banks[1] = tmp;
|
nkeynes@310 | 368 | } else {
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nkeynes@736 | 369 | int subdivide = width >> 1;
|
nkeynes@736 | 370 | pvr2_vram64_detwiddle_8( dest, banks, offset, x1, y1, subdivide, stride );
|
nkeynes@736 | 371 | pvr2_vram64_detwiddle_8( dest, banks, offset, x1, y1+subdivide, subdivide, stride );
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nkeynes@736 | 372 | pvr2_vram64_detwiddle_8( dest, banks, offset, x1+subdivide, y1, subdivide, stride );
|
nkeynes@736 | 373 | pvr2_vram64_detwiddle_8( dest, banks, offset, x1+subdivide, y1+subdivide, subdivide, stride );
|
nkeynes@284 | 374 | }
|
nkeynes@310 | 375 | }
|
nkeynes@310 | 376 |
|
nkeynes@310 | 377 | /**
|
nkeynes@310 | 378 | * @param dest Destination image buffer
|
nkeynes@310 | 379 | * @param banks Source data expressed as two bank pointers
|
nkeynes@310 | 380 | * @param offset Offset into banks[0] specifying where the next word
|
nkeynes@310 | 381 | * to read is (0 or 1)
|
nkeynes@310 | 382 | * @param x1,y1 Destination coordinates
|
nkeynes@310 | 383 | * @param width Width of current destination block
|
nkeynes@315 | 384 | * @param stride Total width of image (ie stride)
|
nkeynes@310 | 385 | */
|
nkeynes@310 | 386 |
|
nkeynes@310 | 387 | static void pvr2_vram64_detwiddle_16( uint16_t *dest, uint16_t *banks[2], int offset,
|
nkeynes@736 | 388 | int x1, int y1, int width, int stride )
|
nkeynes@310 | 389 | {
|
nkeynes@310 | 390 | if( width == 2 ) {
|
nkeynes@736 | 391 | dest[y1*stride + x1] = *banks[0]++;
|
nkeynes@736 | 392 | dest[(y1+1)*stride + x1] = *banks[offset]++;
|
nkeynes@736 | 393 | dest[y1*stride + x1 + 1] = *banks[1]++;
|
nkeynes@736 | 394 | dest[(y1+1)*stride + x1 + 1] = *banks[offset^1]++;
|
nkeynes@310 | 395 | } else {
|
nkeynes@736 | 396 | int subdivide = width >> 1;
|
nkeynes@736 | 397 | pvr2_vram64_detwiddle_16( dest, banks, offset, x1, y1, subdivide, stride );
|
nkeynes@736 | 398 | pvr2_vram64_detwiddle_16( dest, banks, offset, x1, y1+subdivide, subdivide, stride );
|
nkeynes@736 | 399 | pvr2_vram64_detwiddle_16( dest, banks, offset, x1+subdivide, y1, subdivide, stride );
|
nkeynes@736 | 400 | pvr2_vram64_detwiddle_16( dest, banks, offset, x1+subdivide, y1+subdivide, subdivide, stride );
|
nkeynes@310 | 401 | }
|
nkeynes@310 | 402 | }
|
nkeynes@310 | 403 |
|
nkeynes@310 | 404 | /**
|
nkeynes@827 | 405 | * Read an image from 64-bit vram stored as twiddled 4-bit pixels. The
|
nkeynes@315 | 406 | * image is written out to the destination in detwiddled form.
|
nkeynes@315 | 407 | * @param dest destination buffer, which must be at least width*height/2 in length
|
nkeynes@315 | 408 | * @param srcaddr source address in vram
|
nkeynes@315 | 409 | * @param width image width (must be a power of 2)
|
nkeynes@315 | 410 | * @param height image height (must be a power of 2)
|
nkeynes@315 | 411 | */
|
nkeynes@429 | 412 | void pvr2_vram64_read_twiddled_4( unsigned char *dest, sh4addr_t srcaddr, uint32_t width, uint32_t height )
|
nkeynes@315 | 413 | {
|
nkeynes@315 | 414 | int offset_flag = (srcaddr & 0x07);
|
nkeynes@315 | 415 | uint8_t *banks[2];
|
nkeynes@315 | 416 | uint8_t *wdest = (uint8_t*)dest;
|
nkeynes@315 | 417 | uint32_t stride = width >> 1;
|
nkeynes@429 | 418 | int i;
|
nkeynes@315 | 419 |
|
nkeynes@315 | 420 | srcaddr = srcaddr & 0x7FFFF8;
|
nkeynes@315 | 421 |
|
nkeynes@315 | 422 | banks[0] = (uint8_t *)(video_base + (srcaddr>>1));
|
nkeynes@315 | 423 | banks[1] = banks[0] + 0x400000;
|
nkeynes@315 | 424 | if( offset_flag & 0x04 ) { // If source is not 64-bit aligned, swap the banks
|
nkeynes@736 | 425 | uint8_t *tmp = banks[0];
|
nkeynes@736 | 426 | banks[0] = banks[1];
|
nkeynes@736 | 427 | banks[1] = tmp + 4;
|
nkeynes@736 | 428 | offset_flag &= 0x03;
|
nkeynes@315 | 429 | }
|
nkeynes@315 | 430 | banks[0] += offset_flag;
|
nkeynes@315 | 431 |
|
nkeynes@315 | 432 | if( width > height ) {
|
nkeynes@736 | 433 | for( i=0; i<width; i+=height ) {
|
nkeynes@736 | 434 | pvr2_vram64_detwiddle_4( wdest, banks, offset_flag, i, 0, height, stride );
|
nkeynes@736 | 435 | }
|
nkeynes@315 | 436 | } else if( height > width ) {
|
nkeynes@736 | 437 | for( i=0; i<height; i+=width ) {
|
nkeynes@736 | 438 | pvr2_vram64_detwiddle_4( wdest, banks, offset_flag, 0, i, width, stride );
|
nkeynes@736 | 439 | }
|
nkeynes@315 | 440 | } else if( width == 1 ) {
|
nkeynes@736 | 441 | *wdest = *banks[0];
|
nkeynes@315 | 442 | } else {
|
nkeynes@736 | 443 | pvr2_vram64_detwiddle_4( wdest, banks, offset_flag, 0, 0, width, stride );
|
nkeynes@827 | 444 | }
|
nkeynes@315 | 445 | }
|
nkeynes@315 | 446 |
|
nkeynes@315 | 447 | /**
|
nkeynes@827 | 448 | * Read an image from 64-bit vram stored as twiddled 8-bit pixels. The
|
nkeynes@310 | 449 | * image is written out to the destination in detwiddled form.
|
nkeynes@310 | 450 | * @param dest destination buffer, which must be at least width*height in length
|
nkeynes@310 | 451 | * @param srcaddr source address in vram
|
nkeynes@310 | 452 | * @param width image width (must be a power of 2)
|
nkeynes@310 | 453 | * @param height image height (must be a power of 2)
|
nkeynes@310 | 454 | */
|
nkeynes@429 | 455 | void pvr2_vram64_read_twiddled_8( unsigned char *dest, sh4addr_t srcaddr, uint32_t width, uint32_t height )
|
nkeynes@310 | 456 | {
|
nkeynes@310 | 457 | int offset_flag = (srcaddr & 0x07);
|
nkeynes@310 | 458 | uint8_t *banks[2];
|
nkeynes@310 | 459 | uint8_t *wdest = (uint8_t*)dest;
|
nkeynes@429 | 460 | int i;
|
nkeynes@310 | 461 |
|
nkeynes@310 | 462 | srcaddr = srcaddr & 0x7FFFF8;
|
nkeynes@310 | 463 |
|
nkeynes@310 | 464 | banks[0] = (uint8_t *)(video_base + (srcaddr>>1));
|
nkeynes@310 | 465 | banks[1] = banks[0] + 0x400000;
|
nkeynes@310 | 466 | if( offset_flag & 0x04 ) { // If source is not 64-bit aligned, swap the banks
|
nkeynes@736 | 467 | uint8_t *tmp = banks[0];
|
nkeynes@736 | 468 | banks[0] = banks[1];
|
nkeynes@736 | 469 | banks[1] = tmp + 4;
|
nkeynes@736 | 470 | offset_flag &= 0x03;
|
nkeynes@310 | 471 | }
|
nkeynes@310 | 472 | banks[0] += offset_flag;
|
nkeynes@310 | 473 |
|
nkeynes@310 | 474 | if( width > height ) {
|
nkeynes@736 | 475 | for( i=0; i<width; i+=height ) {
|
nkeynes@736 | 476 | pvr2_vram64_detwiddle_8( wdest, banks, offset_flag, i, 0, height, width );
|
nkeynes@736 | 477 | }
|
nkeynes@310 | 478 | } else if( height > width ) {
|
nkeynes@736 | 479 | for( i=0; i<height; i+=width ) {
|
nkeynes@736 | 480 | pvr2_vram64_detwiddle_8( wdest, banks, offset_flag, 0, i, width, width );
|
nkeynes@736 | 481 | }
|
nkeynes@310 | 482 | } else if( width == 1 ) {
|
nkeynes@736 | 483 | *wdest = *banks[0];
|
nkeynes@310 | 484 | } else {
|
nkeynes@736 | 485 | pvr2_vram64_detwiddle_8( wdest, banks, offset_flag, 0, 0, width, width );
|
nkeynes@827 | 486 | }
|
nkeynes@310 | 487 | }
|
nkeynes@310 | 488 |
|
nkeynes@310 | 489 | /**
|
nkeynes@827 | 490 | * Read an image from 64-bit vram stored as twiddled 16-bit pixels. The
|
nkeynes@310 | 491 | * image is written out to the destination in detwiddled form.
|
nkeynes@310 | 492 | * @param dest destination buffer, which must be at least width*height*2 in length
|
nkeynes@310 | 493 | * @param srcaddr source address in vram (must be 16-bit aligned)
|
nkeynes@310 | 494 | * @param width image width (must be a power of 2)
|
nkeynes@310 | 495 | * @param height image height (must be a power of 2)
|
nkeynes@310 | 496 | */
|
nkeynes@429 | 497 | void pvr2_vram64_read_twiddled_16( unsigned char *dest, sh4addr_t srcaddr, uint32_t width, uint32_t height ) {
|
nkeynes@310 | 498 | int offset_flag = (srcaddr & 0x06) >> 1;
|
nkeynes@310 | 499 | uint16_t *banks[2];
|
nkeynes@310 | 500 | uint16_t *wdest = (uint16_t*)dest;
|
nkeynes@429 | 501 | int i;
|
nkeynes@310 | 502 |
|
nkeynes@310 | 503 | srcaddr = srcaddr & 0x7FFFF8;
|
nkeynes@310 | 504 |
|
nkeynes@310 | 505 | banks[0] = (uint16_t *)(video_base + (srcaddr>>1));
|
nkeynes@310 | 506 | banks[1] = banks[0] + 0x200000;
|
nkeynes@310 | 507 | if( offset_flag & 0x02 ) { // If source is not 64-bit aligned, swap the banks
|
nkeynes@736 | 508 | uint16_t *tmp = banks[0];
|
nkeynes@736 | 509 | banks[0] = banks[1];
|
nkeynes@736 | 510 | banks[1] = tmp + 2;
|
nkeynes@736 | 511 | offset_flag &= 0x01;
|
nkeynes@310 | 512 | }
|
nkeynes@310 | 513 | banks[0] += offset_flag;
|
nkeynes@736 | 514 |
|
nkeynes@310 | 515 |
|
nkeynes@310 | 516 | if( width > height ) {
|
nkeynes@736 | 517 | for( i=0; i<width; i+=height ) {
|
nkeynes@736 | 518 | pvr2_vram64_detwiddle_16( wdest, banks, offset_flag, i, 0, height, width );
|
nkeynes@736 | 519 | }
|
nkeynes@310 | 520 | } else if( height > width ) {
|
nkeynes@736 | 521 | for( i=0; i<height; i+=width ) {
|
nkeynes@736 | 522 | pvr2_vram64_detwiddle_16( wdest, banks, offset_flag, 0, i, width, width );
|
nkeynes@736 | 523 | }
|
nkeynes@310 | 524 | } else if( width == 1 ) {
|
nkeynes@736 | 525 | *wdest = *banks[0];
|
nkeynes@310 | 526 | } else {
|
nkeynes@736 | 527 | pvr2_vram64_detwiddle_16( wdest, banks, offset_flag, 0, 0, width, width );
|
nkeynes@827 | 528 | }
|
nkeynes@284 | 529 | }
|
nkeynes@284 | 530 |
|
nkeynes@857 | 531 | static void pvr2_vram_write_invert( sh4addr_t destaddr, unsigned char *src, uint32_t src_size,
|
nkeynes@857 | 532 | uint32_t line_size, uint32_t dest_stride,
|
nkeynes@736 | 533 | uint32_t src_stride )
|
nkeynes@284 | 534 | {
|
nkeynes@429 | 535 | unsigned char *dest = video_base + (destaddr & 0x007FFFFF);
|
nkeynes@857 | 536 | unsigned char *p = src + src_size - src_stride;
|
nkeynes@284 | 537 | while( p >= src ) {
|
nkeynes@857 | 538 | memcpy( dest, p, line_size );
|
nkeynes@736 | 539 | p -= src_stride;
|
nkeynes@857 | 540 | dest += dest_stride;
|
nkeynes@857 | 541 | }
|
nkeynes@857 | 542 | }
|
nkeynes@857 | 543 |
|
nkeynes@869 | 544 | static void pvr2_vram64_write_invert( sh4addr_t destaddr, unsigned char *src,
|
nkeynes@869 | 545 | uint32_t src_size, uint32_t line_size,
|
nkeynes@869 | 546 | uint32_t dest_stride, uint32_t src_stride )
|
nkeynes@869 | 547 | {
|
nkeynes@869 | 548 | int i,j;
|
nkeynes@869 | 549 | uint32_t *banks[2];
|
nkeynes@869 | 550 | uint32_t *dwsrc = (uint32_t *)(src + src_size - src_stride);
|
nkeynes@869 | 551 | int32_t src_line_gap = ((int32_t)src_stride + line_size) >> 2;
|
nkeynes@869 | 552 | int32_t dest_line_gap = ((int32_t)dest_stride - (int32_t)line_size) >> 3;
|
nkeynes@869 | 553 |
|
nkeynes@869 | 554 | destaddr = destaddr & 0x7FFFF8;
|
nkeynes@869 | 555 |
|
nkeynes@869 | 556 | for( i=destaddr; i < destaddr + dest_stride*(src_size/src_stride); i+= LXDREAM_PAGE_SIZE ) {
|
nkeynes@869 | 557 | texcache_invalidate_page( i );
|
nkeynes@869 | 558 | }
|
nkeynes@869 | 559 |
|
nkeynes@869 | 560 | banks[0] = (uint32_t *)(video_base + (destaddr >>1));
|
nkeynes@869 | 561 | banks[1] = banks[0] + 0x100000;
|
nkeynes@869 | 562 |
|
nkeynes@869 | 563 | while( dwsrc >= (uint32_t *)src ) {
|
nkeynes@869 | 564 | for( j=0; j<line_size; j+=8 ) {
|
nkeynes@869 | 565 | *banks[0]++ = *dwsrc++;
|
nkeynes@869 | 566 | *banks[1]++ = *dwsrc++;
|
nkeynes@869 | 567 | }
|
nkeynes@869 | 568 | banks[0] += dest_line_gap;
|
nkeynes@869 | 569 | banks[1] += dest_line_gap;
|
nkeynes@869 | 570 | dwsrc -= src_line_gap;
|
nkeynes@869 | 571 | }
|
nkeynes@869 | 572 | }
|
nkeynes@869 | 573 |
|
nkeynes@857 | 574 | /**
|
nkeynes@857 | 575 | * Copy a pixel buffer to vram, flipping and scaling at the same time. This
|
nkeynes@857 | 576 | * is not massively efficient, but it's used pretty rarely.
|
nkeynes@857 | 577 | */
|
nkeynes@857 | 578 | static void pvr2_vram_write_invert_hscale( sh4addr_t destaddr, unsigned char *src, uint32_t src_size,
|
nkeynes@857 | 579 | uint32_t line_size, uint32_t dest_stride,
|
nkeynes@857 | 580 | uint32_t src_stride, int bpp )
|
nkeynes@857 | 581 | {
|
nkeynes@857 | 582 | unsigned char *dest = video_base + (destaddr & 0x007FFFFF);
|
nkeynes@857 | 583 | unsigned char *p = src + src_size - src_stride;
|
nkeynes@857 | 584 | while( p >= src ) {
|
nkeynes@857 | 585 | unsigned char *s = p, *d = dest;
|
nkeynes@857 | 586 | int i;
|
nkeynes@857 | 587 | while( s < p+line_size ) {
|
nkeynes@857 | 588 | for( i=0; i<bpp; i++ ) {
|
nkeynes@857 | 589 | *d++ = *s++;
|
nkeynes@857 | 590 | }
|
nkeynes@857 | 591 | s+= bpp;
|
nkeynes@857 | 592 | }
|
nkeynes@857 | 593 | p -= src_stride;
|
nkeynes@857 | 594 | dest += dest_stride;
|
nkeynes@284 | 595 | }
|
nkeynes@284 | 596 | }
|
nkeynes@284 | 597 |
|
nkeynes@429 | 598 | void pvr2_vram64_read( unsigned char *dest, sh4addr_t srcaddr, uint32_t length )
|
nkeynes@284 | 599 | {
|
nkeynes@284 | 600 | int bank_flag = (srcaddr & 0x04) >> 2;
|
nkeynes@284 | 601 | uint32_t *banks[2];
|
nkeynes@284 | 602 | uint32_t *dwdest;
|
nkeynes@284 | 603 | int i;
|
nkeynes@284 | 604 |
|
nkeynes@284 | 605 | srcaddr = srcaddr & 0x7FFFFF;
|
nkeynes@284 | 606 | if( srcaddr + length > 0x800000 )
|
nkeynes@736 | 607 | length = 0x800000 - srcaddr;
|
nkeynes@284 | 608 |
|
nkeynes@284 | 609 | banks[0] = ((uint32_t *)(video_base + ((srcaddr&0x007FFFF8)>>1)));
|
nkeynes@284 | 610 | banks[1] = banks[0] + 0x100000;
|
nkeynes@284 | 611 | if( bank_flag )
|
nkeynes@736 | 612 | banks[0]++;
|
nkeynes@736 | 613 |
|
nkeynes@284 | 614 | /* Handle non-aligned start of source */
|
nkeynes@284 | 615 | if( srcaddr & 0x03 ) {
|
nkeynes@736 | 616 | char *src = ((char *)banks[bank_flag]) + (srcaddr & 0x03);
|
nkeynes@736 | 617 | for( i= srcaddr & 0x03; i < 4 && length > 0; i++, length-- ) {
|
nkeynes@736 | 618 | *dest++ = *src++;
|
nkeynes@736 | 619 | }
|
nkeynes@736 | 620 | bank_flag = !bank_flag;
|
nkeynes@284 | 621 | }
|
nkeynes@284 | 622 |
|
nkeynes@284 | 623 | dwdest = (uint32_t *)dest;
|
nkeynes@284 | 624 | while( length >= 4 ) {
|
nkeynes@736 | 625 | *dwdest++ = *banks[bank_flag]++;
|
nkeynes@736 | 626 | bank_flag = !bank_flag;
|
nkeynes@736 | 627 | length -= 4;
|
nkeynes@284 | 628 | }
|
nkeynes@736 | 629 |
|
nkeynes@284 | 630 | /* Handle non-aligned end of source */
|
nkeynes@284 | 631 | if( length ) {
|
nkeynes@736 | 632 | dest = (unsigned char *)dwdest;
|
nkeynes@736 | 633 | unsigned char *src = (unsigned char *)banks[bank_flag];
|
nkeynes@736 | 634 | while( length-- > 0 ) {
|
nkeynes@736 | 635 | *dest++ = *src++;
|
nkeynes@736 | 636 | }
|
nkeynes@284 | 637 | }
|
nkeynes@284 | 638 | }
|
nkeynes@284 | 639 |
|
nkeynes@309 | 640 | void pvr2_vram64_dump_file( sh4addr_t addr, uint32_t length, gchar *filename )
|
nkeynes@309 | 641 | {
|
nkeynes@309 | 642 | uint32_t tmp[length>>2];
|
nkeynes@309 | 643 | FILE *f = fopen(filename, "wo");
|
nkeynes@309 | 644 | unsigned int i, j;
|
nkeynes@309 | 645 |
|
nkeynes@309 | 646 | if( f == NULL ) {
|
nkeynes@736 | 647 | ERROR( "Unable to write to dump file '%s' (%s)", filename, strerror(errno) );
|
nkeynes@736 | 648 | return;
|
nkeynes@309 | 649 | }
|
nkeynes@429 | 650 | pvr2_vram64_read( (unsigned char *)tmp, addr, length );
|
nkeynes@309 | 651 | fprintf( f, "%08X\n", addr );
|
nkeynes@309 | 652 | for( i =0; i<length>>2; i+=8 ) {
|
nkeynes@736 | 653 | for( j=i; j<i+8; j++ ) {
|
nkeynes@736 | 654 | if( j < length )
|
nkeynes@736 | 655 | fprintf( f, " %08X", tmp[j] );
|
nkeynes@736 | 656 | else
|
nkeynes@736 | 657 | fprintf( f, " " );
|
nkeynes@736 | 658 | }
|
nkeynes@736 | 659 | fprintf( f, "\n" );
|
nkeynes@309 | 660 | }
|
nkeynes@309 | 661 | fclose(f);
|
nkeynes@309 | 662 | }
|
nkeynes@309 | 663 |
|
nkeynes@827 | 664 | void pvr2_vram64_dump( sh4addr_t addr, uint32_t length, FILE *f )
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nkeynes@284 | 665 | {
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nkeynes@429 | 666 | unsigned char tmp[length];
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nkeynes@284 | 667 | pvr2_vram64_read( tmp, addr, length );
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nkeynes@284 | 668 | fwrite_dump( tmp, length, f );
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nkeynes@284 | 669 | }
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nkeynes@315 | 670 |
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nkeynes@315 | 671 |
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nkeynes@315 | 672 |
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nkeynes@315 | 673 | /**
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nkeynes@315 | 674 | * Flush the indicated render buffer back to PVR. Caller is responsible for
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nkeynes@315 | 675 | * tracking whether there is actually anything in the buffer.
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nkeynes@315 | 676 | *
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nkeynes@869 | 677 | * FIXME: Handle horizontal scaler
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nkeynes@827 | 678 | *
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nkeynes@315 | 679 | * @param buffer A render buffer indicating the address to store to, and the
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nkeynes@315 | 680 | * format the data needs to be in.
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nkeynes@315 | 681 | */
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nkeynes@352 | 682 | void pvr2_render_buffer_copy_to_sh4( render_buffer_t buffer )
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nkeynes@315 | 683 | {
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nkeynes@869 | 684 | int line_size = buffer->width * colour_formats[buffer->colour_format].bpp;
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nkeynes@869 | 685 | int src_stride = line_size;
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nkeynes@869 | 686 | unsigned char target[buffer->size];
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nkeynes@869 | 687 |
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nkeynes@869 | 688 | display_driver->read_render_buffer( target, buffer, line_size, buffer->colour_format );
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nkeynes@869 | 689 |
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nkeynes@869 | 690 | if( (buffer->scale & 0xFFFF) == 0x0800 )
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nkeynes@869 | 691 | src_stride <<= 1;
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nkeynes@869 | 692 |
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nkeynes@429 | 693 | if( (buffer->address & 0xFF000000) == 0x04000000 ) {
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nkeynes@869 | 694 | pvr2_vram64_write_invert( buffer->address, target, buffer->size, line_size,
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nkeynes@869 | 695 | buffer->rowstride, src_stride );
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nkeynes@315 | 696 | } else {
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nkeynes@736 | 697 | /* Regular buffer */
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nkeynes@857 | 698 | if( buffer->scale & SCALER_HSCALE ) {
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nkeynes@857 | 699 | pvr2_vram_write_invert_hscale( buffer->address, target, buffer->size, line_size, buffer->rowstride,
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nkeynes@857 | 700 | src_stride, colour_formats[buffer->colour_format].bpp );
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nkeynes@352 | 701 | } else {
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nkeynes@857 | 702 | pvr2_vram_write_invert( buffer->address, target, buffer->size, line_size, buffer->rowstride,
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nkeynes@857 | 703 | src_stride );
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nkeynes@352 | 704 | }
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nkeynes@315 | 705 | }
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nkeynes@856 | 706 | buffer->flushed = TRUE;
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nkeynes@315 | 707 | }
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nkeynes@315 | 708 |
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