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comparison lc8951.h @ 2130:28b6453cf7e3

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Emulate CDC sync detection and sync insertion rather than relying on external knowledge about sector offset
author Michael Pavone <pavone@retrodev.com>
date Tue, 15 Mar 2022 08:58:04 -0700
parents f22e04b69272
children 10e4439d8f13
comparison
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2129:4c9e447aa25b 2130:28b6453cf7e3
10 void *handler_data; 10 void *handler_data;
11 uint32_t cycle; 11 uint32_t cycle;
12 uint32_t clock_step; 12 uint32_t clock_step;
13 uint32_t decode_end; 13 uint32_t decode_end;
14 uint32_t transfer_end; 14 uint32_t transfer_end;
15 uint16_t sector_counter;
15 16
16 uint8_t buffer[0x4000]; 17 uint8_t buffer[0x4000];
17 18
18 uint8_t regs[16]; 19 uint8_t regs[16];
19 uint8_t comin[8]; 20 uint8_t comin[8];
24 uint8_t ifctrl; 25 uint8_t ifctrl;
25 uint8_t ctrl0; 26 uint8_t ctrl0;
26 uint8_t ctrl1; 27 uint8_t ctrl1;
27 uint8_t ar; 28 uint8_t ar;
28 uint8_t ar_mask; 29 uint8_t ar_mask;
30 uint8_t sync_counter;
29 } lc8951; 31 } lc8951;
30 32
31 void lc8951_init(lc8951 *context, lcd8951_byte_recv_fun byte_handler, void *handler_data); 33 void lc8951_init(lc8951 *context, lcd8951_byte_recv_fun byte_handler, void *handler_data);
32 void lc8951_run(lc8951 *context, uint32_t cycle); 34 void lc8951_run(lc8951 *context, uint32_t cycle);
33 void lc8951_reg_write(lc8951 *context, uint8_t value); 35 void lc8951_reg_write(lc8951 *context, uint8_t value);