/*******************************************************************
    ACB_RTL.H

  ACB Developer's Toolkit 1995

  (C) Sealevel Systems Inc. 1995

  History:

 JGY    7-23-95     Created module

 *******************************************************************/

#define     ACB_GETSYSTEMINFO	0x00	/* Reserved */
#define     ACB_RESETBUFFERS	0x01
#define     ACB_GETFRAME	0x02
#define     ACB_PUTFRAME	0x03
#define     ACB_STARTDRIVER	0x04
#define     ACB_STOPDRIVER	0x05
#define     ACB_GETBUFFERCOUNT	0x06
#define     ACB_GETBUFFERINFO	0x07
#define     ACB_SETNODEADDRESS	0x08

#define     ACB_SOFTWARE_INT	0x65	/* This is users defined */

#define     RESET_RX_BUFFER	0x01
#define     RESET_TX_BUFFER	0x02
#define     ACB_DRIVER_INSTALLED	0x00
#define     ACB_DRVIER_NOT_INSTALLED	0x01

/*******************************************************************
  These codes are used to report errors to the software interrupt.
*******************************************************************/
enum ACB_ERROR_CODES {
    ACB_ERROR_NONE,		    /* No Error */
    ACB_ERROR_TXBUFF,		    /* Tx buffer error*/
    ACB_ERROR_RXBUFF,		    /* Rx buffer error*/
    ACB_ERROR_CRC_A,		    /* CRC error*/
    ACB_ERROR_CRC_B,		    /* Reserved*/
    ACB_ERROR_PARITY_A, 	    /* Parity error */
    ACB_ERROR_PARITY_B, 	    /* Reserved*/
    ACB_ERROR_OVERRUN_A,	    /* Overrun error */
    ACB_ERROR_OVERRUN_B,	    /* Reserved*/
    ACB_ERROR_ISR_LOOP, 	    /* Internal isr error */
    ACB_ERROR_SP_RX_INT_A,
    ACB_ERROR_SP_RX_INT_B,	    /* Reserved*/
    ACB_ERROR_RX_INT_A,
    ACB_ERROR_RX_INT_B, 	    /* Reserved*/
    ACB_ERROR_TX_INT_A,
    ACB_ERROR_TX_INT_B, 	    /* Reserved*/
    ACB_ERROR_EXT_STAT_INT_A,
    ACB_ERROR_EXT_STAT_INT_B,	    /* Reserved*/
    ACB_ERROR_PARAM,		    /* Invalid parameter passed to driver*/
    ACB_ERROR_DMA_FRAME,	    /* DMA Frame Buffer overflow */
    ACB_ERROR_LAST
};

/*******************************************************************
    Function Prototypes
 *******************************************************************/
DWORD	ACBGetBufferCount ( VOID);
DWORD	ACBGetBufferInfo ( VOID);
WORD	ACBResetBuffers ( BYTE );
WORD	ACBVerify ( VOID);
WORD	ACBPutFrame (LPBYTE , WORD );
DWORD	ACBGetFrame (LPBYTE , WORD );
WORD	ACBStartDriver ( VOID);
WORD	ACBStopDriver ( VOID);
WORD	ACBCheckRxAvailable(VOID);
WORD	ACBCheckTxAvailable(VOID);
WORD	ACBSetNodeAddress ( BYTE );