stm32/z80-if.h

   1
   2 typedef enum {LOW, HIGH} level_t;
   3
   4 //static void z80_setup_adrbus_tristate(void);
   5 //static void z80_setup_adrbus_active(void);
   6 //static void z80_setup_dbus_in(void);
   7 //static void z80_setup_dbus_out(void);
   8 //static void z80_setaddress(uint32_t addr);
   9 void z80_setup_bus(void);
  10 void z80_write(uint32_t addr, uint8_t data);
  11 uint8_t z80_read(uint32_t addr);
  12 void z80_request_bus(void);
  13 void z80_release_bus(void);
  14 void z80_memset(uint32_t addr, uint8_t data, int length);
  15 void z80_reset(level_t level);
  16 void z80_reset_pulse(void);
  17 void z80_busreq(level_t level);
  18 void z80_write_block(uint8_t *src, uint32_t dest, uint32_t length);
  19 int z80_stat_halt(void);
  20
  21
  22 typedef enum fifo_t {fifo_in, fifo_out, NUM_FIFOS} fifo_t;
  23
  24 void z80_memfifo_init(const fifo_t f, uint32_t adr);
  25 int z80_memfifo_is_empty(const fifo_t f);
  26 int z80_memfifo_is_full(const fifo_t f);
  27 uint8_t z80_memfifo_getc(const fifo_t f);
  28 void z80_memfifo_putc(fifo_t f, uint8_t val);
  29
  30 void z80_setup_msg_fifo(void);
  31 void z80_init_msg_fifo(uint32_t addr);
  32 int z80_msg_fifo_getc(void);