;Assembler header file for OSSerialOp
;written by DefMod (Dec 31 2005) on Sat Dec 31 14:01:39 2005
;Jonathan Coxhead, jonathan@doves.demon.co.uk, 29 June 1995

        [       :LNOT: :DEF: OSSerialOp_Hdr
        GBLS    OSSerialOp_Hdr

        [       :LNOT: :DEF: Get_Types
        GBLS    Get_Types
        ]
        [       :LNOT: :DEF: Types_Hdr
Get_Types                       SETS    "GET oslib/Types.Hdr"
        |
Get_Types                       SETS    ""
        ]
        $Get_Types

        [       :LNOT: :DEF: Get_OS
        GBLS    Get_OS
        ]
        [       :LNOT: :DEF: OS_Hdr
Get_OS                          SETS    "GET oslib/OS.Hdr"
        |
Get_OS                          SETS    ""
        ]
        $Get_OS

;Symbols for constants
OSSerialOp_RS423ParityError     *       &20
OSSerialOp_RS423OverrunError    *       &10
OSSerialOp_RS423FramingError    *       &8
OSSerialOp_DataFormatWordSize   *       &3
OSSerialOp_DataFormatWordSizeShift *       0
OSSerialOp_DataFormatWordSize8Bit *       0
OSSerialOp_DataFormatWordSize7Bit *       1
OSSerialOp_DataFormatWordSize6Bit *       3
OSSerialOp_DataFormatExtraStopBits *       &4
OSSerialOp_DataFormatParityEnable *       &8
OSSerialOp_DataFormatParity     *       &30
OSSerialOp_DataFormatParityShift *       4
OSSerialOp_DataFormatParityOdd  *       0
OSSerialOp_DataFormatParityEven *       1
OSSerialOp_DataFormatParity1    *       2
OSSerialOp_DataFormatParity0    *       3
OSSerialOp_BaudRate9600         *       &7
OSSerialOp_BaudRate75           *       &1
OSSerialOp_BaudRate150          *       &2
OSSerialOp_BaudRate300          *       &3
OSSerialOp_BaudRate1200         *       &4
OSSerialOp_BaudRate2400         *       &5
OSSerialOp_BaudRate4800         *       &6
OSSerialOp_BaudRate19200        *       &8
OSSerialOp_BaudRate50           *       &9
OSSerialOp_BaudRate110          *       &A
OSSerialOp_BaudRate134pt5       *       &B
OSSerialOp_BaudRate600          *       &C
OSSerialOp_BaudRate1800         *       &D
OSSerialOp_BaudRate3600         *       &E
OSSerialOp_BaudRate7200         *       &F
OSSerialOp_BaudRate38400        *       &10
OSSerialOp_BaudRate57600        *       &11
OSSerialOp_BaudRate115200       *       &12

;Symbols for structure offsets and sizes
                                ^       0
                                #       Bits
OSSerialOp_RS423Status          *       @

                                ^       0
                                #       Bits
OSSerialOp_FormatFlags          *       @

                                ^       0
                                #       Int
OSSerialOp_BaudRate             *       @


;Symbols for SWI's and SWI reason codes
XOS_SerialOp                    *       &20057
OS_SerialOp                     *       &57

OSSerialOp_Status               *       &0
   ;Entry
   ;  R0 = &0
   ;  R1 = eor_mask (Bits)
   ;  R2 = and_mask (Bits)
   ;Exit
   ;  R1 = old_value (Bits)
   ;  R2 = new_value (Bits)

OSSerialOp_DataFormat           *       &1
   ;Entry
   ;  R0 = &1
   ;  R1 = data_format (OSSerialOp_FormatFlags)
   ;Exit
   ;  R1 = old_value (OSSerialOp_FormatFlags)

OSSerialOp_Break                *       &2
   ;Entry
   ;  R0 = &2
   ;  R1 = period (Int)

OSSerialOp_BPut                 *       &3
   ;Entry
   ;  R0 = &3
   ;  R1 = c (Byte)

OSSerialOp_BGet                 *       &4
   ;Entry
   ;  R0 = &4
   ;Exit
   ;  R1 = c (Byte)

OSSerialOp_RxBaudRate           *       &5
   ;Entry
   ;  R0 = &5
   ;  R1 = rx_rate (OSSerialOp_BaudRate)
   ;Exit
   ;  R1 = old_rx_rate (OSSerialOp_BaudRate)

OSSerialOp_TxBaudRate           *       &6
   ;Entry
   ;  R0 = &6
   ;  R1 = tx_rate (OSSerialOp_BaudRate)
   ;Exit
   ;  R1 = old_tx_rate (OSSerialOp_BaudRate)

OSSerialOp_RxThreshold          *       &8
   ;Entry
   ;  R0 = &8
   ;  R1 = rx_threshold (Bits)
   ;Exit
   ;  R1 = old_rx_threshold (Bits)

OSSerialOp_EnumerateBaudRates   *       &9
   ;Entry
   ;  R0 = &9
   ;Exit
   ;  R1 -> table (Int)
   ;  R2 = table_size (Int)

SerialV                         *       &24

Event_RS423Error                *       &7
   ;Entry
   ;  R0 = &7
   ;  R1 = status (OSSerialOp_RS423Status)
   ;  R2 = b (Byte)

        ]
        END
