MZ is back!HEADmain

1 files changed, 76 insertions, 0 deletions

diff --git a/v4.0/src/BIOS/MSEQU.INC b/v4.0/src/BIOS/MSEQU.INC
new file mode 100644
index 0000000..d45577b
--- /dev/null
+++ b/v4.0/src/BIOS/MSEQU.INC
@@ -0,0 +1,76 @@
+%OUT MSEQU.INC...
+;==============================================================================
+
+FTOOBIG         EQU     80H
+FBIG            EQU     40H
+ROMSTATUS       EQU     1
+ROMREAD         EQU     2
+ROMWRITE        EQU     3
+ROMVERIFY       EQU     4
+ROMFORMAT       EQU     5
+VID_SIZE        EQU 12
+
+INCLUDE MSBDS.INC    ; VARIOUS EQUATES FOR BDS
+
+;AN000; Extended BPB structure.
+BPB_TYPE STRUC
+SECSIZE DW      ?
+SECALL  DB      ?
+RESNUM  DW      ?
+FATNUM  DB      ?
+DIRNUM  DW      ?
+SECNUM  DW      ?
+FATID   DB      ?
+FATSIZE DW      ?
+SLIM    DW      ?
+HLIM    DW      ?
+HIDDEN_L  DW      ?
+HIDDEN_H  dw      0                     ;J.K.
+SECNUM_L  dw      0                     ;J.K.
+SECNUM_H  dw      0                     ;J.K.
+BPB_TYPE ENDS
+
+;;;;;;;;;;;
+BOOT_SERIAL_SIZE        equ     4       ;J.K.
+BOOT_VOLUME_LABEL_SIZE  equ     11      ;J.K.
+BOOT_SYSTEM_ID_SIZE     equ     8       ;J.K.
+EXT_BOOT_SIGNATURE      equ     41      ;J.K.
+RSINIT=0A3H                   ;RS232 INITIALIZATION
+                              ;9600 BAUD:NO PARITY:1 STOP:8 BIT WORD
+LF=10                         ;LINE FEED
+CR=13                         ;CARRIAGE RETURN
+BACKSP=8                      ;BACKSPACE
+BRKADR=1BH * 4                ;006C  1BH BREAK VECTOR ADDRESS
+TIMADR=1CH * 4                ;0070  1CH TIMER INTERRUPT
+DSKADR=1EH * 4                ;ADDRESS OF PTR TO DISK PARAMETERS
+SEC9=522H                     ;ADDRESS OF DISK PARAMETERS
+HEADSETTLE=SEC9+9             ; ARR 2.20 ADDRESS OF HEAD SETTLE TIME
+NORMSETTLE=15                 ; ARR 2.20 NORMAL HEAD SETTLE
+SPEEDSETTLE=0                 ; ARR 2.20 SPEED UP SETTLE TIME
+INITSPOT=534H                 ; ARR IBM WANTS 4 ZEROS HERE
+AKPORT=20H
+EOI=20H
+CMDLEN  =           0                       ;LENGTH OF THIS COMMAND
+UNIT    =           1                       ;SUB UNIT SPECIFIER
+CMD     =           2                       ;COMMAND CODE
+STATUS  =           3                       ;STATUS
+MEDIA   =           13                      ;MEDIA DESCRIPTOR
+TRANS   =           14                      ;TRANSFER ADDRESS
+COUNT   =           18                      ;COUNT OF BLOCKS OR CHARACTERS
+START   =           20                      ;FIRST BLOCK TO TRANSFER
+EXTRA   =           22                      ;USUALLY A POINTER TO VOL ID FOR ERROR 15
+CHROUT  =           29H
+MAXERR  =            5
+LSTDRV  =            504H
+
+BOOTBIAS        =      200H
+NOTBUSYSTATUS   =       10000000B           ; NOT BUSY
+ACKSTATUS       =       01000000B           ; ACKNOWLEDGE (FOR WHAT?)
+NOPAPERSTATUS   =       00100000B           ; NO MORE PAPER
+SELECTEDSTATUS  =       00010000B           ; THE PRINTER SAID IT WAS SELECTED
+IOERRSTATUS     =       00001000B           ; SOME KINDA ERROR
+RESERVED        =       00000110B           ; NOPS
+TIMEOUTSTATUS   =       00000001B           ; TIME OUT.
+ERROR_UNKNOWN_MEDIA   = 7                   ; FOR USE IN BUILD BPB CALL
+
+PATHGEN         =       1