         PROC  &P,0                                                     DOC00010
DOCXIO   NAME                                                           DOC00020
*********************************************************************** DOC00030
*                                                                     * DOC00040
*                        XIO TABLE ENTRY DESCRIPTION                  * DOC00050
*                                                                     * DOC00060
*********************************************************************** DOC00070
*                                                                     * DOC00080
*                                                                     * DOC00090
*                                                                     * DOC00100
*        ***** E2$RX4UF - 360/20 UNIT/FUNCTION SPECIFICATION          * DOC00110
*                                                                     * DOC00120
*              DISPLACEMENT - 0 - 0                                   * DOC00130
*              SIZE - 1                                               * DOC00140
*                                                                     * DOC00150
*                   CONTAINS X'FF' FOR MFCM STACKERS                  * DOC00160
*                                                                     * DOC00170
*                                                                     * DOC00180
*                                                                     * DOC00190
*        ***** E2$RX4IS - 360/20 INTERRUPT STATUS                     * DOC00200
*                                                                     * DOC00210
*              DISPLACEMENT - 1 - 1                                   * DOC00220
*              SIZE - 1                                               * DOC00230
*                                                                     * DOC00240
*                   CONTAINS X'FN' FOR MFCM STACKERS, WHERE           * DOC00250
*                   N IDENTIFIES THE STACKER AND IS IN THE            * DOC00260
*                   RANGE OF 1 THROUGH 5                              * DOC00270
*                                                                     * DOC00280
*                                                                     * DOC00290
*                                                                     * DOC00300
*        ***** E2$RX41F - PRIMARY OS/3 FUNCTION CODE FOR PIOCS        * DOC00310
*                                                                     * DOC00320
*              DISPLACEMENT - 2 - 2                                   * DOC00330
*              SIZE - 1                                               * DOC00340
*                                                                     * DOC00350
*                                                                     * DOC00360
*                                                                     * DOC00370
*        ***** E2$RX42F - SECONDARY OS/3 FUNCTION CODE FOR PIOCS      * DOC00380
*                                                                     * DOC00390
*              DISPLACEMENT - 3 - 3                                   * DOC00400
*              SIZE - 1                                               * DOC00410
*                                                                     * DOC00420
*                                                                     * DOC00430
*                                                                     * DOC00440
*        ***** E2$RX4BF - EMULATOR BUFFER ADDRESS                     * DOC00450
*                                                                     * DOC00460
*              DISPLACEMENT - 4 - 4                                   * DOC00470
*              SIZE - 4                                               * DOC00480
*                                                                     * DOC00490
*                                                                     * DOC00500
*                                                                     * DOC00510
*        ***** E2$RX4DT - SAT FILE TABLE ADDRESS IF DISC SUBSTITUTION * DOC00520
*              OR I/O ROUTINE ADDRESS IF PIOCS USED                   * DOC00530
*                                                                     * DOC00540
*              DISPLACEMENT - 8 - 8                                   * DOC00550
*              SIZE - 4                                               * DOC00560
*                                                                     * DOC00570
*                                                                     * DOC00580
*                                                                     * DOC00590
*        ***** E2$RX4S1 - STATUS BYTE 1                               * DOC00600
*                                                                     * DOC00610
*              DISPLACEMENT - 12 - C                                  * DOC00620
*              SIZE - 1                                               * DOC00630
*                                                                     * DOC00640
*                   BIT 0     X'80'     1    OPEN/CLOSE REQUIRED      * DOC00650
*                                       0    OPEN/CLOSE NOT REQUIRED  * DOC00660
*                                                                     * DOC00670
*                   BIT 1     X'40'     1    FILE OPENED              * DOC00680
*                                       0    FILE CLOSED              * DOC00690
*                                                                     * DOC00700
*                   BIT 2     X'20'     1    MFCM ENTRY               * DOC00710
*                                       0    NOT MFCM ENTRY           * DOC00720
*                                                                     * DOC00730
*                   BIT 3     X'10'     1    NOT DOUBLE BUFFERED      * DOC00740
*                                       0    DOUBLE BUFFERED          * DOC00750
*                                                                     * DOC00760
*                   BIT 4     X'08'     1    IMAGE MODE               * DOC00770
*                                       0    NOT IMAGE MODE           * DOC00780
*                                                                     * DOC00790
*                   BIT 5     X'04'     1    UNIT RECORD              * DOC00800
*                                       0    NOT UNIT RECORD          * DOC00810
*                                                                     * DOC00820
*                   BIT 6     X'02'     1    DISC MFCM                * DOC00830
*                                       0    NOT DISC MFCM            * DOC00840
*                                                                     * DOC00850
*                   BIT 7     X'01'     1    USE ALTENATE OS/3 FUNCTN * DOC00860
*                                       0    DO NOT USE ALTERNATE OS/3* DOC00870
*                                            FUNCTION                 * DOC00880
*                                                                     * DOC00890
*                                                                     * DOC00900
*                                                                     * DOC00910
*        ***** E2$RX4S2 - STATUS BYTE 2                               * DOC00920
*                                                                     * DOC00930
*              DISPLACEMENT - 13 - D                                  * DOC00940
*              SIZE - 1                                               * DOC00950
*                                                                     * DOC00960
*                   BIT 0     X'80'     1    1403 OR 2203 PRINTER     * DOC00970
*                                       0    NOT 1403 OR 2203 PRINTER * DOC00980
*                                                                     * DOC00990
*                   BIT 1    X'40'      1    END OF FILE              * DOC01000
*                                       0    NOT END OF FILE          * DOC01010
*                                                                     * DOC01020
*                   BIT 2     X'20'     1    INTERRUPT OUTSTANDING    * DOC01030
*                                       0    INTERRUPT NOT OUTSTANDING* DOC01040
*                                                                     * DOC01050
*                   BIT 3     X'10'     1    USE SECONDARY OS/3       * DOC01060
*                                            FUNCTION                 * DOC01070
*                                       0    DO NOT USE SECONDARY OS/3* DOC01080
*                                            FUNCTION                 * DOC01090
*                                                                     * DOC01100
*                   BIT 4     X'08'     1    PRINTER CARRIAGE CONTROL * DOC01110
*                                            REQUIRED                 * DOC01120
*                                       0    PRINTER CARRIAGE CONTROL * DOC01130
*                                            NOT REQUIRED             * DOC01140
*                                                                     * DOC01150
*                   BIT 5     X'04'     1    ENTRY IS FOR PRIMARY     * DOC01160
*                                            FEED OF MFCM             * DOC01170
*                                       0    ENTRY IS NOT FOR PRIMARY * DOC01180
*                                            FEED OF MFCM             * DOC01190
*                                                                     * DOC01200
*                   BIT 6     X'02'     1    PUNCH AND FEED COMMAND   * DOC01210
*                                       0    NOT PUNCH AND FEED       * DOC01220
*                                            COMMAND                  * DOC01230
*                                                                     * DOC01240
*                   BIT 7     X'01'     1    USE GET ROUTINE          * DOC01250
*                                       0    USE PUT ROUTINE          * DOC01260
*                                                                     * DOC01270
*                                                                     * DOC01280
*                                                                     * DOC01290
*        ***** E2$RX4SZ - OS/3 I/O AREA SIZE-1                        * DOC01300
*                                                                     * DOC01310
*              DISPLACEMENT - 14 - E                                  * DOC01320
*              SIZE - 1                                               * DOC01330
*                                                                     * DOC01340
*                                                                     * DOC01350
*                                                                     * DOC01360
*        ***** E2$RX4EF - TEST LAST CARD TIOB U/F FOR 360/20          * DOC01370
*                                                                     * DOC01380
*              DISPLACEMENT - 15 - F                                  * DOC01390
*              SIZE - 1                                               * DOC01400
*                                                                     * DOC01410
*                                                                     * DOC01420
*                                                                     * DOC01430
*        ***** E2$RX4M1 (E2$RX4S3) - STATUS BYTE 3                    * DOC01440
*                                                                     * DOC01450
*              DISPLACEMENT - 16 - 10                                 * DOC01460
*              SIZE - 1                                               * DOC01470
*                                                                     * DOC01480
*                   BIT 0     X'80'     1    WRITE CARD COMMAND       * DOC01490
*                                       0    NOT WRITE CARD COMMAND   * DOC01500
*                                                                     * DOC01510
*                   BIT 1     X'40'     1    STACKER/FEED DROPPED     * DOC01520
*                                       0    STACKER/FEED NOT DROPPED * DOC01530
*                                                                     * DOC01540
*                   BIT 2     X'20'     1    READ ROUTINE TO USE GETCS* DOC01550
*                                       0    READ ROUTINE TO USE A    * DOC01560
*                                            READER OR SUBSTITUTE DISC* DOC01570
*                                                                     * DOC01580
*                   BIT 3     X'10'     1    SECND READ CCB TO BE USED* DOC01590
*                                       0    FIRST READ CCB TO BE USED* DOC01600
*                                                                     * DOC01610
*                   BIT 4     X'08'     1    STAY AHEAD READ REQUIRED * DOC01620
*                                       0    STAY AHEAD READ NOT      * DOC01630
*                                            REQUIRED                 * DOC01640
*                                                                     * DOC01650
*                   BIT 5    X'04'      1    AT NEXT XIO GIVE NOT     * DOC01660
*                                            OPERATIONAL CONDITION    * DOC01670
*                                       0    AT NEXT XIO GIVE         * DOC01680
*                                            OPERATIONAL CONDITION    * DOC01690
*                                                                     * DOC01700
*                   BIT 6     X'02'          NOT USED ******          * DOC01710
*                                                                     * DOC01720
*                   BIT 7     X'01'          NOT USED ******          * DOC01730
*                                                                     * DOC01740
*                                                                     * DOC01750
*                                                                     * DOC01760
*        ***** E2$RX4M2 (E2$RX4S4) - STATUS BYTE 4                    * DOC01770
*                                                                     * DOC01780
*              DISPLACEMENT - 17 - 11                                 * DOC01790
*              SIZE - 1                                               * DOC01800
*                                                                     * DOC01810
*                   BIT 0     X'80'     1    0604 STACKER 2 USED      * DOC01820
*                                            AS SUBSTITUE DEVICE      * DOC01830
*                                            FOR MFCM/2520 STACKERS   * DOC01840
*                                       0    0604 STACKER 1 USED      * DOC01850
*                                            AS SUBSTITUTE DEVICE     * DOC01860
*                                            FOR MFCM/2520 STACKERS   * DOC01870
*                                                                     * DOC01880
*                   BIT 1     X'40'     1    0604 USED AS SPECIFIC    * DOC01890
*                                            SUBSTITUTE DEVICE        * DOC01900
*                                       0    0604 NOT USED AS SPECIFIC* DOC01910
*                                            SUBSTITUTE DEVICE        * DOC01920
*                                                                     * DOC01930
*                   BIT 2     X'20'          NOT USED ******          * DOC01940
*                                                                     * DOC01950
*                   BIT 3     X'10'          NOT USED ******          * DOC01960
*                                                                     * DOC01970
*                   BIT 4     X'08'          NOT USED ******          * DOC01980
*                                                                     * DOC01990
*                   BIT 5     X'04'          NOT USED ******          * DOC02000
*                                                                     * DOC02010
*                   BIT 6/7   X'03'          IF DISC SUBSTITUTION,    * DOC02020
*                                            THE NUMBER OF RECORDS    * DOC02030
*                                            EXTRACTED FROM CURRENT   * DOC02040
*                                            BLOCK - INPUT DISC ALWAYS* DOC02050
*                                            SET TO X'03' INITIALLY   * DOC02060
*                                                                     * DOC02070
*                                            SUBSTITUTE DISC FILES    * DOC02080
*                                            CONTAIN 80 BYTE RECORDS  * DOC02090
*                                            BLOCKED BY 3             * DOC02100
*                                                                     * DOC02110
*                                                                     * DOC02120
*                                                                     * DOC02130
*        ***** E2$RX4AF - 360/20 ALTERNATE UNIT/FUNCTION SPECIFICATION* DOC02140
*                                                                     * DOC02150
*              DISPLACEMENT - 18 - 12                                 * DOC02160
*              SIZE -1                                                * DOC02170
*                                                                     * DOC02180
*                                                                     * DOC02190
*                                                                     * DOC02200
*        ***** E2$RX4AS - ALTERNATE OS/3 FUNCTION CODE FOR PIOCS      * DOC02210
*                                                                     * DOC02220
*              DISPLACEMENT - 19 - 13                                 * DOC02230
*              SIZE - 1                                               * DOC02240
*                                                                     * DOC02250
*                                                                     * DOC02260
*                                                                     * DOC02270
*        ***** E2$RXMIN - MFCM IN-LINE ROUTINE ADDRESS                * DOC02280
*                                                                     * DOC02290
*              DISPLACEMENT - 20 - 14                                 * DOC02300
*              SIZE - 4                                               * DOC02310
*                                                                     * DOC02320
*                                                                     * DOC02330
*                                                                     * DOC02340
*********************************************************************** DOC02350
*                                                                     * DOC02360
*                                                                     * DOC02370
*                                                                     * DOC02380
*********************************************************************** DOC02390
         END                                                            DOC02400
