/* 68307 SERIAL Module */ #include "emu.h" #include "m68kcpu.h" READ16_HANDLER( m68307_internal_serial_r ) { m68ki_cpu_core *m68k = m68k_get_safe_token(&space->device()); m68307_serial* serial = m68k->m68307SERIAL; assert(serial != NULL); if (serial) { int pc = cpu_get_pc(&space->device()); switch (offset<<1) { case m68307SER_USR_UCSR: logerror("%08x m68307_internal_serial_r %08x, (%04x) (USR - Status Register)\n", pc, offset*2,mem_mask); return space->machine().rand(); case m68307SER_URB_UTB: logerror("%08x m68307_internal_serial_r %08x, (%04x) (URB - Recieve Buffer)\n", pc, offset*2,mem_mask); return 0xff;//space->machine().rand(); case m68307SER_UISR_UIMR: logerror("%08x m68307_internal_serial_r %08x, (%04x) (UISR - Interrupt Status Register)\n", pc, offset*2,mem_mask); return space->machine().rand() & 0x87; default: logerror("%08x m68307_internal_serial_r %08x, (%04x)\n", pc, offset*2,mem_mask); break; } } return 0x0000; } WRITE16_HANDLER( m68307_internal_serial_w ) { m68ki_cpu_core *m68k = m68k_get_safe_token(&space->device()); m68307_serial* serial = m68k->m68307SERIAL; assert(serial != NULL); int pc = cpu_get_pc(&space->device()); if (serial) { switch (offset<<1) { case m68307SER_USR_UCSR: logerror("%08x m68307_internal_serial_r %08x, (%04x) (UCSR - Clock Select Register)\n", pc, offset*2,mem_mask); break; case m68307SER_URB_UTB: logerror("%08x m68307_internal_serial_w %08x, %04x (%04x) (UTB - Transmit Buffer)\n", pc, offset*2,data,mem_mask); break; case m68307SER_UISR_UIMR: logerror("%08x m68307_internal_serial_w %08x, %04x (%04x) (UIMR - Interrupt Mask Register)\n", pc, offset*2,data,mem_mask); break; case m68307SER_UIVR: logerror("%08x m68307_internal_serial_w %08x, %04x (%04x) (UIVR - Interrupt Vector Register)\n", pc, offset*2,data,mem_mask); COMBINE_DATA(&serial->m_uivr); break; default: logerror("%08x m68307_internal_serial_w %08x, %04x (%04x)\n", pc, offset*2,data,mem_mask); } } } void m68307_serial::reset(void) { }