1 files changed, 207 insertions, 0 deletions

diff --git a/v4.0/src/INC/DEVSYM.INC b/v4.0/src/INC/DEVSYM.INC
new file mode 100644
index 0000000..951a894
--- /dev/null
+++ b/v4.0/src/INC/DEVSYM.INC
@@ -0,0 +1,207 @@
+        %OUT DEVSYM.INC...
+;       SCCSID = @(#)DEVSYM.ASM 1.10 85/09/04
+;       SCCSID = @(#)DEVSYM.ASM 1.10 85/09/04
+
+; THE DEVICE TABLE LIST HAS THE FORM:
+SYSDEV         STRUC
+SDEVNEXT       DD    ?              ;POINTER TO NEXT DEVICE HEADER
+SDEVATT        DW    ?              ;ATTRIBUTES OF THE DEVICE
+SDEVSTRAT      DW    ?              ;STRATEGY ENTRY POINT
+SDEVINT        DW    ?              ;INTERRUPT ENTRY POINT
+SDEVNAME       DB    8 DUP (?)      ;NAME OF DEVICE (ONLY FIRST BYTE USED FOR BLOCK)
+SYSDEV         ENDS
+
+;
+; ATTRIBUTE BIT MASKS
+;
+; CHARACTER DEVICES:
+;
+; BIT 15 -> MUST BE 1
+;     14 -> 1 IF THE DEVICE UNDERSTANDS IOCTL CONTROL STRINGS
+;     13 -> 1 IF THE DEVICE SUPPORTS OUTPUT-UNTIL-BUSY
+;     12 -> UNUSED
+;     11 -> 1 IF THE DEVICE UNDERSTANDS OPEN/CLOSE
+;     10 -> MUST BE 0
+;      9 -> MUST BE 0
+;      8 -> UNUSED
+;      7 -> UNUSED
+;      6 -> UNUSED
+;      5 -> UNUSED
+;      4 -> 1 IF DEVICE IS RECIPIENT OF INT 29H
+;      3 -> 1 IF DEVICE IS CLOCK DEVICE
+;      2 -> 1 IF DEVICE IS NULL DEVICE
+;      1 -> 1 IF DEVICE IS CONSOLE OUTPUT
+;      0 -> 1 IF DEVICE IS CONSOLE INPUT
+;
+; BLOCK DEVICES:
+;
+; BIT 15 -> MUST BE 0
+;     14 -> 1 IF THE DEVICE UNDERSTANDS IOCTL CONTROL STRINGS
+;     13 -> 1 IF THE DEVICE DETERMINES MEDIA BY EXAMINING THE FAT ID BYTE.
+;           THIS REQUIRES THE FIRST SECTOR OF THE FAT TO *ALWAYS* RESIDE IN
+;           THE SAME PLACE.
+;     12 -> UNUSED
+;     11 -> 1 IF THE DEVICE UNDERSTANDS OPEN/CLOSE/REMOVABLE MEDIA
+;     10 -> MUST BE 0
+;      9 -> MUST BE 0
+;      8 -> UNUSED
+;      7 -> UNUSED
+;      6 -> IF DEVICE HAS SUPPORT FOR GETMAP/SETMAP OF LOGICAL DRIVES.
+;           IF THE DEVICE UNDERSTANDS GENERIC IOCTL FUNCTION CALLS.
+;      5 -> UNUSED
+;      4 -> UNUSED
+;      3 -> UNUSED
+;      2 -> UNUSED
+;      1 -> UNUSED
+;      0 -> UNUSED
+;
+
+DEVTYP         EQU   8000H          ; BIT 15 - 1  IF CHAR, 0 IF BLOCK
+CHARDEV        EQU   8000H
+DEVIOCTL       EQU   4000H          ; BIT 14 - CONTROL MODE BIT
+ISFATBYDEV     EQU   2000H          ; BIT 13 - DEVICE USES FAT ID BYTES,
+                                    ;  COMP MEDIA.
+OUTTILBUSY     EQU   2000H          ; OUTPUT UNTIL BUSY IS ENABLED
+ISNET          EQU   1000H          ; BIT 12 - 1 IF A NET DEVICE, 0 IF
+                                    ;  NOT.  CURRENTLY BLOCK ONLY.
+DEVOPCL        EQU   0800H          ; BIT 11 - 1 IF THIS DEVICE HAS
+                                    ;  OPEN,CLOSE AND REMOVABLE MEDIA
+                                    ;  ENTRY POINTS, 0 IF NOT
+
+EXTENTBIT      EQU   0400H          ; BIT 10 - CURRENTLY 0 ON ALL DEVS
+                                    ;  THIS BIT IS RESERVED FOR FUTURE USE
+                                    ;  TO EXTEND THE DEVICE HEADER BEYOND
+                                    ;  ITS CURRENT FORM.
+
+; NOTE BIT 9 IS CURRENTLY USED ON IBM SYSTEMS TO INDICATE "DRIVE IS SHARED".
+;    SEE IOCTL FUNCTION 9. THIS USE IS NOT DOCUMENTED, IT IS USED BY SOME
+;    OF THE UTILITIES WHICH ARE SUPPOSED TO FAIL ON SHARED DRIVES ON SERVER
+;    MACHINES (FORMAT,CHKDSK,RECOVER,..).
+
+DEV320         EQU   0040H          ;BIT 6 - FOR BLOCK DEVICES, THIS
+                                    ;DEVICE SUPPORTS SET/GET MAP OF
+                                    ;LOGICAL DRIVES, AND SUPPORTS
+                                    ;GENERIC IOCTL CALLS.
+                                    ;FOR CHARACTER DEVICES, THIS
+                                    ;DEVICE SUPPORTS GENERIC IOCTL.
+                                    ;THIS IS A DOS 3.2 DEVICE DRIVER.
+ISSPEC         EQU   0010H          ;BIT 4 - THIS DEVICE IS SPECIAL
+ISCLOCK        EQU   0008H          ;BIT 3 - THIS DEVICE IS THE CLOCK DEVICE.
+ISNULL         EQU   0004H          ;BIT 2 - THIS DEVICE IS THE NULL DEVICE.
+ISCOUT         EQU   0002H          ;BIT 1 - THIS DEVICE IS THE CONSOLE OUTPUT.
+ISCIN          EQU   0001H          ;BIT 0 - THIS DEVICE IS THE CONSOLE INPUT.
+EXTDRVR        EQU   0002H          ;BIT 1 - BLOCK DEVICE EXTNDED DRIVER
+
+;STATIC REQUEST HEADER
+SRHEAD         STRUC
+REQLEN         DB    ?              ;LENGTH IN BYTES OF REQUEST BLOCK
+REQUNIT        DB    ?              ;DEVICE UNIT NUMBER
+REQFUNC        DB    ?              ;TYPE OF REQUEST
+REQSTAT        DW    ?              ;STATUS WORD
+               DB    8 DUP(?)       ;RESERVED FOR QUEUE LINKS
+SRHEAD         ENDS
+
+;STATUS WORD MASKS
+STERR          EQU   8000H          ;BIT 15 - ERROR
+STBUI          EQU   0200H          ;BIT 9 - BUISY
+STDON          EQU   0100H          ;BIT 8 - DONE
+STECODE        EQU   00FFH          ;ERROR CODE
+;                                                 2/12/KK
+; Interim  character identifier                   2/12/KK
+Ddkey           EQU     0000010000000000B       ; 2/12/KK
+
+;FUNCTION CODES
+DEVINIT        EQU   0              ;INITIALIZATION
+DINITHL        EQU   26             ;SIZE OF INIT HEADER
+DEVMDCH        EQU   1              ;MEDIA CHECK
+DMEDHL         EQU   15             ;SIZE OF MEDIA CHECK HEADER
+DEVBPB         EQU   2              ;GET BPB
+DEVRDIOCTL     EQU   3              ;IOCTL READ
+DBPBHL         EQU   22             ;SIZE OF GET BPB HEADER
+DEVRD          EQU   4              ;READ
+DRDWRHL        EQU   22             ;SIZE OF RD/WR HEADER
+DEVRDND        EQU   5              ;NON DESTRUCTIVE READ NO WAIT (CHARACTER DEVS)
+DRDNDHL        EQU   14             ;SIZE OF NON DESTRUCTIVE READ HEADER
+DEVIST         EQU   6              ;INPUT STATUS
+DSTATHL        EQU   13             ;SIZE OF STATUS HEADER
+DEVIFL         EQU   7              ;INPUT FLUSH
+DFLSHL         EQU   15             ;SIZE OF FLUSH HEADER
+DEVWRT         EQU   8              ;WRITE
+DEVWRTV        EQU   9              ;WRITE WITH VERIFY
+DEVOST         EQU   10             ;OUTPUT STATUS
+DEVOFL         EQU   11             ;OUTPUT FLUSH
+DEVWRIOCTL     EQU   12             ;IOCTL WRITE
+DEVOPN         EQU   13             ;DEVICE OPEN
+DEVCLS         EQU   14             ;DEVICE CLOSE
+DOPCLHL        EQU   13             ;SIZE OF OPEN/CLOSE HEADER
+DEVRMD         EQU   15             ;REMOVABLE MEDIA
+REMHL          EQU   13             ;SIZE OF REMOVABLE MEDIA HEADER
+GENIOCTL       EQU   19
+; THE NEXT THREE ARE USED IN DOS 4.0
+;                    20
+;                    21
+;                    22
+DEVGETOWN      EQU   23             ;GET DEVICE OWNER
+DEVSETOWN      EQU   24             ;SET DEVICE OWNER
+OWNHL          EQU   13             ;SIZE OF DEVICE OWNER HEADER
+
+DEVOUT         EQU   16             ; OUTPUT UNTIL BUSY.
+DEVOUTL        EQU   DEVWRT         ; LENGTH OF OUTPUT UNTIL BUSY
+
+; GENERIC IOCTL REQUEST STRUCTURE
+;       SEE THE DOS 4.0 DEVICE DRIVER SPEC FOR FURTHER ELABORATION.
+;
+IOCTL_REQ      STRUC
+               DB    (SIZE SRHEAD) DUP(?)
+                                    ; GENERIC IOCTL ADDITION.
+MAJORFUNCTION  DB    ?              ;FUNCTION CODE
+MINORFUNCTION  DB    ?              ;FUNCTION CATEGORY
+REG_SI         DW    ?
+REG_DI         DW    ?
+GENERICIOCTL_PACKET DD ?            ; POINTER TO DATA BUFFER
+IOCTL_REQ      ENDS
+
+;       DEFINITIONS FOR IOCTL_REQ.MINORFUNCTION
+GEN_IOCTL_WRT_TRK   EQU   40H
+GEN_IOCTL_RD_TRK    EQU   60H
+GEN_IOCTL_FN_TST    EQU   20H       ; USED TO DIFF. BET READS AND WRTS
+
+;; 32-bit absolute read/write input list structure
+
+ABS_32RW         STRUC
+SECTOR_RBA       DD      ?          ; relative block address
+ABS_RW_COUNT     DW      ?          ; number of sectors to be transferred
+BUFFER_ADDR      DD      ?          ; data addrress
+ABS_32RW         ENDS
+
+;; media ID info
+
+MEDIA_ID_INFO    STRUC
+MEDIA_level      DW      0          ; info level
+MEDIA_Serial     DD      0          ; serial #
+MEDIA_Label      DB      11 dup (' ') ;volume label
+MEDIA_System     DB      8  dup (' ') ;system type
+MEDIA_ID_INFO    ENDS
+
+;; equates for DOS34_FLAG
+
+IFS_ABSRW             EQU   00001H         ;IFS absolute read/write
+NO_IFS_ABSRW          EQU   0FFFEH         ;no IFS absolute read/write
+IFS_DRIVE_RESET       EQU   00002H         ;IFS drvive reset
+NO_IFS_DRIVE_RESET    EQU   0FFFDH         ;no IFS drive reset
+FROM_DISK_RESET       EQU   00004H         ;from disk reset
+NO_FROM_DISK_RESET    EQU   0FFFBH         ;not from disk reset
+From_String_Output    EQU   00008H         ;from con string output
+NO_From_String_Output EQU   0FFF7H         ;not from con string output
+From_DOS_WRITE        EQU   00010H         ;from dos_write
+NO_From_DOS_WRITE     EQU   0FFEFH         ;not from dos_write
+Force_I24_Fail        EQU   00020H         ;form IFS CALL BACK
+NO_Force_I24_Fail     EQU   0FFDFH         ;not form IFS CALL BACK
+Disable_EOF_I24       EQU   00040H         ;disable EOF int24 for input status
+NO_Disable_EOF_I24    EQU   0FFBFH         ;disable EOF int24 for input status
+DBCS_VOLID            EQU   00080H         ;indicate from volume id
+DBCS_VOLID2           EQU   00100H         ;indicate 8th char is DBCS
+CTRL_BREAK_FLAG       EQU   00200H         ;indicate control break is input
+NO_CTRL_BREAK_FLAG    EQU   0FDFFH         ;reset control break
+SEARCH_FASTOPEN       EQU   00400H         ;set fastopen flag for search
+X25_special           EQU   00800H         ;flag for X25 driver