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comparison vdp.h @ 980:928442068afe

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Implemented VDP read prefetch and made DMA copy not use the FIFO any more. Now up to 114 out of 122 passing on VDP FIFO Test ROM
author Michael Pavone <pavone@retrodev.com>
date Sun, 24 Apr 2016 01:24:38 -0700
parents 08346262990b
children bf63cbf1d7bb
comparison
equal deleted inserted replaced
979:771875b5f519 980:928442068afe
39 #define FLAG_DOT_OFLOW 0x01 39 #define FLAG_DOT_OFLOW 0x01
40 #define FLAG_CAN_MASK 0x02 40 #define FLAG_CAN_MASK 0x02
41 #define FLAG_MASKED 0x04 41 #define FLAG_MASKED 0x04
42 #define FLAG_WINDOW 0x08 42 #define FLAG_WINDOW 0x08
43 #define FLAG_PENDING 0x10 43 #define FLAG_PENDING 0x10
44 #define FLAG_UNUSED_SLOT 0x20 44 #define FLAG_READ_FETCHED 0x20
45 #define FLAG_DMA_RUN 0x40 45 #define FLAG_DMA_RUN 0x40
46 #define FLAG_DMA_PROG 0x80 46 #define FLAG_DMA_PROG 0x80
47 47
48 #define FLAG2_VINT_PENDING 0x01 48 #define FLAG2_VINT_PENDING 0x01
49 #define FLAG2_HINT_PENDING 0x02 49 #define FLAG2_HINT_PENDING 0x02
159 sprite_draw sprite_draw_list[MAX_DRAWS]; 159 sprite_draw sprite_draw_list[MAX_DRAWS];
160 sprite_info sprite_info_list[MAX_SPRITES_LINE]; 160 sprite_info sprite_info_list[MAX_SPRITES_LINE];
161 uint16_t col_1; 161 uint16_t col_1;
162 uint16_t col_2; 162 uint16_t col_2;
163 uint16_t hv_latch; 163 uint16_t hv_latch;
164 uint16_t prefetch;
164 uint8_t v_offset; 165 uint8_t v_offset;
165 uint8_t dma_cd; 166 uint8_t dma_cd;
166 uint8_t hint_counter; 167 uint8_t hint_counter;
167 uint8_t flags2; 168 uint8_t flags2;
168 uint8_t double_res; 169 uint8_t double_res;