From: Richard Burgess <>
Date: Thu, 9 Feb 1995 11:17:00 +0000 (+0000)
Subject: autocommit for file dated 1995-02-09 11:17:00
X-Git-Url: https://pd.if.org/git/?p=mmurtl;a=commitdiff_plain;h=749a8a756fa547a93e6799c6b25bd4b67b70652c

autocommit for file dated 1995-02-09 11:17:00
---

diff --git a/ossource/hardide.asm b/ossource/hardide.asm
new file mode 100644
index 0000000..65968a8
--- /dev/null
+++ b/ossource/hardide.asm
@@ -0,0 +1,1784 @@
+
+.DATA
+EXTRN _AllocExch FWORD
+EXTRN _InitDevDr FWORD
+EXTRN _UnMaskIRQ FWORD
+EXTRN _MaskIRQ FWORD
+EXTRN _SetIRQVector FWORD
+EXTRN _EndOfIRQ FWORD
+EXTRN _SendMsg FWORD
+EXTRN _ISendMsg FWORD
+EXTRN _WaitMsg FWORD
+EXTRN _CheckMsg FWORD
+EXTRN _Alarm FWORD
+EXTRN _KillAlarm FWORD
+EXTRN _Sleep FWORD
+EXTRN _MicroDelay FWORD
+EXTRN _OutByte FWORD
+EXTRN _OutWord FWORD
+EXTRN _InByte FWORD
+EXTRN _InWord FWORD
+EXTRN _ReadCMOS FWORD
+EXTRN _CopyData FWORD
+EXTRN _InWords FWORD
+EXTRN _OutWords FWORD
+_hd_Cmd DB 8 DUP(0)
+_fDataReq DB 0h
+_statbyte DB 0h
+_hd_control DB 0h
+_hd_command DB 0h
+_hd_drive DB 0h
+_hd_head DB 0h
+_hd_nsectors DB 0h
+_hd_sector DB 0h
+_hd0_type DB 0h
+_hd0_heads DB 0h
+_hd0_secpertrk DB 0h
+_hd0_cyls DW 0h
+_hd1_type DB 0h
+_hd1_heads DB 0h
+_hd1_secpertrk DB 0h
+_hd1_cyls DW 0h
+_hdstatus DB 64 DUP(0)
+_HDStatTmp DB 64 DUP(0)
+_hdcb DB 128 DUP(0)
+_hd_exch DD 0h
+_hd_msg DD 0h
+_hd_msg2 DD 0h
+_HDDInt DD 0h
+
+
+.CODE
+EXTRN _xprintf: NEAR
+PUBLIC _hdisk_setup:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,4
+	MOV ESI,OFFSET _hdcb
+	MOV EAX,72
+	MOV BYTE PTR [ESI], AL
+	MOV ESI,OFFSET _hdcb
+	MOV EAX,1
+	ADD ESI,EAX
+	MOV EAX,68
+	MOV BYTE PTR [ESI], AL
+	MOV ESI,OFFSET _hdcb
+	MOV EAX,2
+	ADD ESI,EAX
+	MOV EAX,48
+	MOV BYTE PTR [ESI], AL
+	MOV ESI,OFFSET _hdcb
+	MOV EAX,3
+	MOV BYTE PTR [ESI+12], AL
+	MOV ESI,OFFSET _hdcb
+	MOV EAX,1
+	MOV BYTE PTR [ESI+13], AL
+	MOV ESI,OFFSET _hdcb
+	MOV EAX,512
+	MOV WORD PTR [ESI+14], AX
+	MOV ESI,OFFSET _hdcb
+	MOV EAX,524288
+	MOV DWORD PTR [ESI+20], EAX
+	MOV ESI,OFFSET _hdcb
+	MOV EAX,OFFSET _hddev_op
+	MOV DWORD PTR [ESI+24], EAX
+	MOV ESI,OFFSET _hdcb
+	MOV EAX,OFFSET _hddev_init
+	MOV DWORD PTR [ESI+28], EAX
+	MOV ESI,OFFSET _hdcb
+	MOV EAX,OFFSET _hddev_stat
+	MOV DWORD PTR [ESI+32], EAX
+	MOV EAX,64
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EAX,72
+	MOV BYTE PTR [ESI], AL
+	MOV EAX,64
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EAX,1
+	ADD ESI,EAX
+	MOV EAX,68
+	MOV BYTE PTR [ESI], AL
+	MOV EAX,64
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EAX,2
+	ADD ESI,EAX
+	MOV EAX,49
+	MOV BYTE PTR [ESI], AL
+	MOV EAX,64
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EAX,3
+	MOV BYTE PTR [ESI+12], AL
+	MOV EAX,64
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EAX,1
+	MOV BYTE PTR [ESI+13], AL
+	MOV EAX,64
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EAX,512
+	MOV WORD PTR [ESI+14], AX
+	MOV EAX,64
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EAX,524288
+	MOV DWORD PTR [ESI+20], EAX
+	MOV EAX,64
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EAX,OFFSET _hddev_op
+	MOV DWORD PTR [ESI+24], EAX
+	MOV EAX,64
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EAX,OFFSET _hddev_init
+	MOV DWORD PTR [ESI+28], EAX
+	MOV EAX,64
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EAX,OFFSET _hddev_stat
+	MOV DWORD PTR [ESI+32], EAX
+	PUSH 25
+	CALL FWORD PTR _ReadCMOS
+	MOV _hd0_type, AL
+	MOV EAX,16
+	MOV _hd0_heads, AL
+	MOV EAX,17
+	MOV _hd0_secpertrk, AL
+	MOV EAX,1024
+	MOV _hd0_cyls, AX
+	PUSH 26
+	CALL FWORD PTR _ReadCMOS
+	MOV _hd1_type, AL
+	MOV EAX,16
+	MOV _hd1_heads, AL
+	MOV EAX,17
+	MOV _hd1_secpertrk, AL
+	MOV EAX,1024
+	MOV _hd1_cyls, AX
+	PUSH OFFSET _hd_exch
+	CALL FWORD PTR _AllocExch
+	MOV DWORD PTR [EBP-4], EAX
+	PUSH 14
+	PUSH OFFSET _hdisk_isr
+	CALL FWORD PTR _SetIRQVector
+	PUSH 14
+	CALL FWORD PTR _UnMaskIRQ
+	CALL _hd_reset
+	XOR EAX,EAX
+	PUSH EAX
+	CALL _hd_recal
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JZ L_1
+	CALL _hd_reset
+	XOR EAX,EAX
+	PUSH EAX
+	CALL _hd_recal
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JZ L_2
+	MOV ESI,OFFSET _hdcb
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV DWORD PTR [ESI+16], EAX
+	XOR EAX,EAX
+	MOV _hd0_type, AL
+	MOV EAX,655
+	JMP L_3
+L_2:
+L_1:
+	XOR EAX,EAX
+	MOV AL,_hd1_type
+	AND EAX,EAX
+	JZ L_4
+	PUSH 1
+	CALL _hd_recal
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JZ L_5
+	MOV EAX,64
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV DWORD PTR [ESI+16], EAX
+	XOR EAX,EAX
+	MOV _hd1_type, AL
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_6
+	CALL _hd_reset
+L_6:
+	XOR EAX,EAX
+	PUSH EAX
+	CALL _hd_recal
+	MOV DWORD PTR [EBP-4], EAX
+	MOV ESI,OFFSET _hdcb
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV DWORD PTR [ESI+16], EAX
+L_5:
+L_4:
+	PUSH 12
+	PUSH OFFSET _hdcb
+	PUSH 2
+	PUSH 1
+	CALL FWORD PTR _InitDevDr
+	MOV DWORD PTR [EBP-4], EAX
+L_3:
+	MOV ESP,EBP
+	POP EBP
+	RETN
+_hd_reset:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,4
+	PUSH 14
+	CALL FWORD PTR _UnMaskIRQ
+	PUSH 4
+	PUSH 1014
+	CALL FWORD PTR _OutByte
+	PUSH 4
+	CALL FWORD PTR _MicroDelay
+	XOR EAX,EAX
+	MOV AL,_hd_control
+	MOV ECX,15
+	AND EAX,ECX
+	PUSH EAX
+	PUSH 1014
+	CALL FWORD PTR _OutByte
+	PUSH 20
+	CALL FWORD PTR _Sleep
+	PUSH _hd_exch
+	PUSH OFFSET _hd_msg
+	CALL FWORD PTR _CheckMsg
+	MOV DWORD PTR [EBP-4], EAX
+	MOV ESI,OFFSET _hdstatus
+	XOR EAX,EAX
+	MOV AL,_statbyte
+	MOV BYTE PTR [ESI+54], AL
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JZ L_7
+	MOV ESI,OFFSET _hdstatus
+	MOV EAX,1
+	MOV BYTE PTR [ESI+42], AL
+	JMP L_8
+L_7:
+	MOV ESI,OFFSET _hdstatus
+	XOR EAX,EAX
+	MOV BYTE PTR [ESI+42], AL
+L_8:
+	MOV ESP,EBP
+	POP EBP
+	RETN
+_hdisk_isr:
+	PUSHAD
+	PUSH 503
+	CALL FWORD PTR _InByte
+	MOV _statbyte, AL
+	MOV EAX,1
+	MOV _HDDInt, EAX
+	PUSH _hd_exch
+	PUSH -16
+	PUSH -16
+	CALL FWORD PTR _ISendMsg
+	PUSH 14
+	CALL FWORD PTR _EndOfIRQ
+	POPAD
+	IRETD
+_check_busy:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,2
+	XOR EAX,EAX
+	MOV WORD PTR [EBP-2], AX
+L_9:
+	MOVSX EAX,WORD PTR [EBP-2]
+	INC WORD PTR [EBP-2]
+	CMP EAX,60
+	SETL AL
+	AND AL,AL
+	JZ L_10
+	PUSH 503
+	CALL FWORD PTR _InByte
+	MOV _statbyte, AL
+	XOR EAX,EAX
+	MOV AL,_statbyte
+	MOV ECX,128
+	AND EAX,ECX
+	XOR ECX,ECX
+	CMP EAX,ECX
+	SETE AL
+	AND AL,AL
+	JZ L_11
+	XOR EAX,EAX
+	JMP L_12
+L_11:
+	PUSH 5
+	CALL FWORD PTR _Sleep
+	JMP L_9
+L_10:
+	MOV EAX,667
+L_12:
+	MOV ESP,EBP
+	POP EBP
+	RETN
+_hd_init:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,4
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP+8]
+	XOR ECX,ECX
+	CMP EAX,ECX
+	SETE AL
+	AND AL,AL
+	JZ L_13
+	MOV EAX,2
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV AL,_hd0_secpertrk
+	MOV BYTE PTR [ESI], AL
+	MOV EAX,6
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP+8]
+	MOV ECX,4
+	SHL EAX,CL
+	AND EAX,0FFh
+	MOV EBX,EAX
+	XOR EAX,EAX
+	MOV AL,_hd0_heads
+	MOV ECX,1
+	SUB EAX,ECX
+	MOV ECX,15
+	AND EAX,ECX
+	MOV ECX,EBX
+	OR EAX,ECX
+	MOV ECX,160
+	OR EAX,ECX
+	MOV BYTE PTR [ESI], AL
+	JMP L_14
+L_13:
+	MOV EAX,2
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV AL,_hd1_secpertrk
+	MOV BYTE PTR [ESI], AL
+	MOV EAX,6
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP+8]
+	MOV ECX,4
+	SHL EAX,CL
+	AND EAX,0FFh
+	MOV EBX,EAX
+	XOR EAX,EAX
+	MOV AL,_hd1_heads
+	MOV ECX,1
+	SUB EAX,ECX
+	MOV ECX,15
+	AND EAX,ECX
+	MOV ECX,EBX
+	OR EAX,ECX
+	MOV ECX,160
+	OR EAX,ECX
+	MOV BYTE PTR [ESI], AL
+L_14:
+	MOV EAX,1
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV BYTE PTR [ESI], AL
+	MOV EAX,3
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV BYTE PTR [ESI], AL
+	MOV EAX,4
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV BYTE PTR [ESI], AL
+	MOV EAX,5
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV BYTE PTR [ESI], AL
+	PUSH 145
+	CALL _send_command
+	MOV DWORD PTR [EBP-4], EAX
+	CALL _hd_wait
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_15
+	PUSH 145
+	CALL _hd_status
+	MOV DWORD PTR [EBP-4], EAX
+L_15:
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV ESP,EBP
+	POP EBP
+	RETN 4
+_hd_wait:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,4
+	XOR EAX,EAX
+	MOV _HDDInt, EAX
+	PUSH _hd_exch
+	CALL FWORD PTR _KillAlarm
+	PUSH _hd_exch
+	PUSH 300
+	CALL FWORD PTR _Alarm
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JZ L_17
+	MOV EAX,DWORD PTR [EBP-4]
+	JMP L_18
+L_17:
+	PUSH _hd_exch
+	PUSH OFFSET _hd_msg
+	CALL FWORD PTR _WaitMsg
+	MOV DWORD PTR [EBP-4], EAX
+	PUSH _hd_exch
+	CALL FWORD PTR _KillAlarm
+	MOV EAX,_hd_msg
+	CMP EAX,-16
+	SETNE AL
+	AND AL,AL
+	JZ L_19
+	MOV EAX,_HDDInt
+	AND EAX,EAX
+	JZ L_20
+	MOV EAX,675
+	JMP L_18
+L_20:
+	MOV EAX,660
+	JMP L_18
+L_21:
+	JMP L_22
+L_19:
+	PUSH _hd_exch
+	CALL FWORD PTR _KillAlarm
+	XOR EAX,EAX
+L_22:
+L_18:
+	MOV ESP,EBP
+	POP EBP
+	RETN
+_hd_recal:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,4
+	MOV EAX,6
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP+8]
+	MOV ECX,4
+	SHL EAX,CL
+	AND EAX,0FFh
+	MOV EBX,EAX
+	XOR EAX,EAX
+	MOV AL,_hd_head
+	MOV ECX,15
+	AND EAX,ECX
+	MOV ECX,EBX
+	OR EAX,ECX
+	MOV ECX,160
+	OR EAX,ECX
+	MOV BYTE PTR [ESI], AL
+	PUSH 16
+	CALL _send_command
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_23
+	CALL _hd_wait
+	MOV DWORD PTR [EBP-4], EAX
+L_23:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_24
+	PUSH 16
+	CALL _hd_status
+	MOV DWORD PTR [EBP-4], EAX
+L_24:
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP+8]
+	AND EAX,EAX
+	JZ L_25
+	MOV ESI,OFFSET _hdstatus
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV DWORD PTR [ESI+44], EAX
+	JMP L_26
+L_25:
+	MOV ESI,OFFSET _hdstatus
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV DWORD PTR [ESI+32], EAX
+L_26:
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV ESP,EBP
+	POP EBP
+	RETN 4
+_send_command:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,12
+L_28:
+	PUSH _hd_exch
+	LEA EAX,DWORD PTR [EBP-12]
+	PUSH EAX
+	CALL FWORD PTR _CheckMsg
+	CMP EAX,0
+	SETE AL
+	AND AL,AL
+	JZ L_29
+	JMP L_28
+L_29:
+	XOR EAX,EAX
+	MOV AL,_hd_head
+	CMP EAX,7
+	SETA AL
+	AND AL,AL
+	JZ L_30
+	XOR EAX,EAX
+	MOV AL,_hd_control
+	MOV ECX,8
+	OR EAX,ECX
+	MOV _hd_control, AL
+	XOR EAX,EAX
+	MOV AL,_hd_control
+	PUSH EAX
+	PUSH 1014
+	CALL FWORD PTR _OutByte
+	XOR EAX,EAX
+	MOV AL,_hd_control
+	MOV ECX,247
+	AND EAX,ECX
+	MOV _hd_control, AL
+L_30:
+	CALL _check_busy
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_31
+	MOV EAX,1
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [ESI]
+	PUSH EAX
+	PUSH 497
+	CALL FWORD PTR _OutByte
+L_31:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_32
+	CALL _check_busy
+	MOV DWORD PTR [EBP-4], EAX
+L_32:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_33
+	MOV EAX,2
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [ESI]
+	PUSH EAX
+	PUSH 498
+	CALL FWORD PTR _OutByte
+L_33:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_34
+	CALL _check_busy
+	MOV DWORD PTR [EBP-4], EAX
+L_34:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_35
+	MOV EAX,3
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [ESI]
+	PUSH EAX
+	PUSH 499
+	CALL FWORD PTR _OutByte
+L_35:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_36
+	CALL _check_busy
+	MOV DWORD PTR [EBP-4], EAX
+L_36:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_37
+	MOV EAX,4
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [ESI]
+	PUSH EAX
+	PUSH 500
+	CALL FWORD PTR _OutByte
+L_37:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_38
+	CALL _check_busy
+	MOV DWORD PTR [EBP-4], EAX
+L_38:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_39
+	MOV EAX,5
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [ESI]
+	PUSH EAX
+	PUSH 501
+	CALL FWORD PTR _OutByte
+L_39:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_40
+	CALL _check_busy
+	MOV DWORD PTR [EBP-4], EAX
+L_40:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_41
+	MOV EAX,6
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [ESI]
+	PUSH EAX
+	PUSH 502
+	CALL FWORD PTR _OutByte
+L_41:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_42
+	CALL _check_busy
+	MOV DWORD PTR [EBP-4], EAX
+L_42:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_43
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP+8]
+	PUSH EAX
+	PUSH 503
+	CALL FWORD PTR _OutByte
+L_43:
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV ESP,EBP
+	POP EBP
+	RETN 4
+_setupseek:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,6
+	MOV EAX,DWORD PTR [EBP+8]
+	CMP EAX,256
+	SETA AL
+	AND AL,AL
+	JZ L_45
+	MOV EAX,670
+	JMP L_46
+L_45:
+	MOV EAX,DWORD PTR [EBP+8]
+	CMP EAX,0
+	SETE AL
+	AND AL,AL
+	JZ L_47
+	MOV EAX,671
+	JMP L_46
+L_47:
+	MOV EAX,DWORD PTR [EBP+8]
+	MOV _hd_nsectors, AL
+	XOR EAX,EAX
+	MOV AL,_hd_nsectors
+	CMP EAX,256
+	SETE AL
+	AND AL,AL
+	JZ L_48
+	XOR EAX,EAX
+	MOV _hd_nsectors, AL
+L_48:
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	XOR ECX,ECX
+	CMP EAX,ECX
+	SETE AL
+	AND AL,AL
+	JZ L_49
+	XOR EAX,EAX
+	MOV AL,_hd0_heads
+	XOR ECX,ECX
+	MOV CL,_hd0_secpertrk
+	MUL ECX
+	MOV ECX,EAX
+	MOV EAX,DWORD PTR [EBP+12]
+	XOR EDX,EDX
+	DIV ECX
+	MOV WORD PTR [EBP-6], AX
+	XOR EAX,EAX
+	MOV AL,_hd0_heads
+	XOR ECX,ECX
+	MOV CL,_hd0_secpertrk
+	MUL ECX
+	MOV ECX,EAX
+	MOV EAX,DWORD PTR [EBP+12]
+	XOR EDX,EDX
+	DIV ECX
+	MOV EAX,EDX
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	XOR ECX,ECX
+	MOV CL,_hd0_secpertrk
+	XOR EDX,EDX
+	DIV ECX
+	MOV _hd_head, AL
+	MOV EAX,DWORD PTR [EBP-4]
+	XOR ECX,ECX
+	MOV CL,_hd0_secpertrk
+	XOR EDX,EDX
+	DIV ECX
+	MOV EAX,EDX
+	ADD EAX,1
+	MOV _hd_sector, AL
+	JMP L_50
+L_49:
+	XOR EAX,EAX
+	MOV AL,_hd1_heads
+	XOR ECX,ECX
+	MOV CL,_hd1_secpertrk
+	MUL ECX
+	MOV ECX,EAX
+	MOV EAX,DWORD PTR [EBP+12]
+	XOR EDX,EDX
+	DIV ECX
+	MOV WORD PTR [EBP-6], AX
+	XOR EAX,EAX
+	MOV AL,_hd1_heads
+	XOR ECX,ECX
+	MOV CL,_hd1_secpertrk
+	MUL ECX
+	MOV ECX,EAX
+	MOV EAX,DWORD PTR [EBP+12]
+	XOR EDX,EDX
+	DIV ECX
+	MOV EAX,EDX
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	XOR ECX,ECX
+	MOV CL,_hd1_secpertrk
+	XOR EDX,EDX
+	DIV ECX
+	MOV _hd_head, AL
+	MOV EAX,DWORD PTR [EBP-4]
+	XOR ECX,ECX
+	MOV CL,_hd1_secpertrk
+	XOR EDX,EDX
+	DIV ECX
+	MOV EAX,EDX
+	ADD EAX,1
+	MOV _hd_sector, AL
+L_50:
+	MOV EAX,2
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	MOV EAX,DWORD PTR [EBP+8]
+	MOV BYTE PTR [ESI], AL
+	MOV EAX,3
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV AL,_hd_sector
+	MOV BYTE PTR [ESI], AL
+	MOV EAX,4
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	MOVZX EAX,WORD PTR [EBP-6]
+	MOV ECX,255
+	AND EAX,ECX
+	MOV BYTE PTR [ESI], AL
+	MOV EAX,5
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	MOVZX EAX,WORD PTR [EBP-6]
+	MOV ECX,8
+	SHR AX,CL
+	MOV ECX,255
+	AND EAX,ECX
+	MOV BYTE PTR [ESI], AL
+	MOV EAX,6
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	MOV ECX,4
+	SHL EAX,CL
+	AND EAX,0FFh
+	MOV EBX,EAX
+	XOR EAX,EAX
+	MOV AL,_hd_head
+	MOV ECX,15
+	AND EAX,ECX
+	MOV ECX,EBX
+	OR EAX,ECX
+	MOV ECX,160
+	OR EAX,ECX
+	MOV BYTE PTR [ESI], AL
+	XOR EAX,EAX
+L_46:
+	MOV ESP,EBP
+	POP EBP
+	RETN 8
+_hd_seek:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,4
+	PUSH DWORD PTR [EBP+8]
+	PUSH 1
+	CALL _setupseek
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_51
+	PUSH 112
+	CALL _send_command
+	MOV DWORD PTR [EBP-4], EAX
+L_51:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_52
+	CALL _hd_wait
+	MOV DWORD PTR [EBP-4], EAX
+L_52:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_53
+	PUSH 112
+	CALL _hd_status
+	MOV DWORD PTR [EBP-4], EAX
+L_53:
+	MOV ESI,OFFSET _hdstatus
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV DWORD PTR [ESI+36], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV ESP,EBP
+	POP EBP
+	RETN 4
+_hd_status:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,6
+	CALL _check_busy
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_55
+	PUSH 503
+	CALL FWORD PTR _InByte
+	MOV BYTE PTR [EBP-5], AL
+	JMP L_56
+L_55:
+	MOV EAX,DWORD PTR [EBP-4]
+	JMP L_57
+L_56:
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	AND EAX,EAX
+	JZ L_58
+	MOV ESI,OFFSET _hdstatus
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP-5]
+	MOV BYTE PTR [ESI+52], AL
+	JMP L_59
+L_58:
+	MOV ESI,OFFSET _hdstatus
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP-5]
+	MOV BYTE PTR [ESI+40], AL
+L_59:
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP-5]
+	MOV ECX,1
+	AND EAX,ECX
+	XOR ECX,ECX
+	CMP EAX,ECX
+	SETE AL
+	AND AL,AL
+	JZ L_60
+	XOR EAX,EAX
+	MOV DWORD PTR [EBP-4], EAX
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP+8]
+	JMP L_62
+L_63:
+L_64:
+L_65:
+L_66:
+L_67:
+L_68:
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP-5]
+	MOV ECX,32
+	AND EAX,ECX
+	JZ L_69
+	MOV EAX,672
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_70
+L_69:
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP-5]
+	MOV ECX,16
+	AND EAX,ECX
+	XOR ECX,ECX
+	CMP EAX,ECX
+	SETE AL
+	AND AL,AL
+	JZ L_71
+	MOV EAX,659
+	MOV DWORD PTR [EBP-4], EAX
+L_71:
+L_70:
+	JMP L_61
+L_72:
+L_73:
+L_74:
+L_75:
+	JMP L_61
+L_76:
+	JMP L_61
+L_62:
+	CMP EAX,144
+	JE L_75
+	CMP EAX,80
+	JE L_74
+	CMP EAX,64
+	JE L_73
+	CMP EAX,145
+	JE L_72
+	CMP EAX,16
+	JE L_68
+	CMP EAX,112
+	JE L_67
+	CMP EAX,50
+	JE L_66
+	CMP EAX,48
+	JE L_65
+	CMP EAX,34
+	JE L_64
+	CMP EAX,32
+	JE L_63
+	JMP L_76
+L_61:
+	MOV EAX,DWORD PTR [EBP-4]
+	JMP L_57
+L_60:
+	CALL _check_busy
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_78
+	PUSH 497
+	CALL FWORD PTR _InByte
+	MOV BYTE PTR [EBP-6], AL
+	JMP L_79
+L_78:
+	MOV EAX,DWORD PTR [EBP-4]
+	JMP L_57
+L_79:
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	AND EAX,EAX
+	JZ L_80
+	MOV ESI,OFFSET _hdstatus
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP-6]
+	MOV BYTE PTR [ESI+53], AL
+	JMP L_81
+L_80:
+	MOV ESI,OFFSET _hdstatus
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP-6]
+	MOV BYTE PTR [ESI+41], AL
+L_81:
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP-6]
+	MOV ECX,1
+	AND EAX,ECX
+	JZ L_82
+	MOV EAX,652
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_83
+L_82:
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP-6]
+	MOV ECX,2
+	AND EAX,ECX
+	JZ L_84
+	MOV EAX,659
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_85
+L_84:
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP-6]
+	MOV ECX,4
+	AND EAX,ECX
+	JZ L_86
+	MOV EAX,668
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_87
+L_86:
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP-6]
+	MOV ECX,16
+	AND EAX,ECX
+	JZ L_88
+	MOV EAX,654
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_89
+L_88:
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP-6]
+	MOV ECX,64
+	AND EAX,ECX
+	JZ L_90
+	MOV EAX,653
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_91
+L_90:
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [EBP-6]
+	MOV ECX,128
+	AND EAX,ECX
+	JZ L_92
+	MOV EAX,651
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_93
+L_92:
+	MOV EAX,658
+	MOV DWORD PTR [EBP-4], EAX
+L_93:
+L_91:
+L_89:
+L_87:
+L_85:
+L_83:
+L_77:
+	MOV EAX,DWORD PTR [EBP-4]
+L_57:
+	MOV ESP,EBP
+	POP EBP
+	RETN 4
+_hd_read:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,12
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	MOV ECX,64
+	MUL ECX
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOVSX EAX,WORD PTR [ESI+14]
+	MOV DWORD PTR [EBP-12], EAX
+	MOV EAX,DWORD PTR [EBP+12]
+	MOV DWORD PTR [EBP-8], EAX
+	PUSH DWORD PTR [EBP+16]
+	PUSH DWORD PTR [EBP+12]
+	CALL _setupseek
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_94
+	PUSH 32
+	CALL _send_command
+	MOV DWORD PTR [EBP-4], EAX
+L_94:
+L_95:
+	MOV EAX,DWORD PTR [EBP-8]
+	AND EAX,EAX
+	JZ L_97
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	SETZ AL
+	AND AL,AL
+L_97:
+	JZ L_96
+	CALL _hd_wait
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_98
+	PUSH 32
+	CALL _hd_status
+	MOV DWORD PTR [EBP-4], EAX
+L_98:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_99
+	PUSH 496
+	PUSH DWORD PTR [EBP+8]
+	PUSH DWORD PTR [EBP-12]
+	CALL FWORD PTR _InWords
+	MOV EAX,DWORD PTR [EBP+8]
+	ADD EAX,DWORD PTR [EBP-12]
+	MOV DWORD PTR [EBP+8], EAX
+	DEC DWORD PTR [EBP-8]
+	MOV EAX,DWORD PTR [EBP-8]
+L_99:
+	JMP L_95
+L_96:
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV ESP,EBP
+	POP EBP
+	RETN 12
+_hd_write:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,12
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	MOV ECX,64
+	MUL ECX
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOVSX EAX,WORD PTR [ESI+14]
+	MOV DWORD PTR [EBP-12], EAX
+	XOR EAX,EAX
+	MOV DWORD PTR [EBP-8], EAX
+	PUSH DWORD PTR [EBP+16]
+	PUSH DWORD PTR [EBP+12]
+	CALL _setupseek
+	MOV DWORD PTR [EBP-4], EAX
+	PUSH 48
+	CALL _send_command
+	MOV DWORD PTR [EBP-4], EAX
+	CALL _check_busy
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	SETZ AL
+	AND AL,AL
+	JZ L_101
+	XOR EAX,EAX
+	MOV AL,_statbyte
+	MOV ECX,8
+	AND EAX,ECX
+L_101:
+	JZ L_102
+	PUSH 496
+	PUSH DWORD PTR [EBP+8]
+	PUSH DWORD PTR [EBP-12]
+	CALL FWORD PTR _OutWords
+	MOV EAX,DWORD PTR [EBP+8]
+	ADD EAX,DWORD PTR [EBP-12]
+	MOV DWORD PTR [EBP+8], EAX
+	MOV EAX,DWORD PTR [EBP-8]
+	INC DWORD PTR [EBP-8]
+L_102:
+L_103:
+	MOV EAX,DWORD PTR [EBP-8]
+	CMP EAX,DWORD PTR [EBP+12]
+	SETB AL
+	AND AL,AL
+	JZ L_105
+	MOV EAX,DWORD PTR [EBP-4]
+	CMP EAX,0
+	SETE AL
+	AND AL,AL
+L_105:
+	JZ L_104
+	CALL _hd_wait
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	CMP EAX,0
+	SETE AL
+	AND AL,AL
+	JZ L_106
+	PUSH 48
+	CALL _hd_status
+	MOV DWORD PTR [EBP-4], EAX
+L_106:
+	MOV EAX,DWORD PTR [EBP-4]
+	CMP EAX,0
+	SETE AL
+	AND AL,AL
+	JZ L_107
+	XOR EAX,EAX
+	MOV AL,_statbyte
+	MOV ECX,8
+	AND EAX,ECX
+L_107:
+	JZ L_108
+	PUSH 496
+	PUSH DWORD PTR [EBP+8]
+	PUSH DWORD PTR [EBP-12]
+	CALL FWORD PTR _OutWords
+	MOV EAX,DWORD PTR [EBP+8]
+	ADD EAX,DWORD PTR [EBP-12]
+	MOV DWORD PTR [EBP+8], EAX
+	MOV EAX,DWORD PTR [EBP-8]
+	INC DWORD PTR [EBP-8]
+L_108:
+	JMP L_103
+L_104:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_109
+	CALL _hd_wait
+	MOV DWORD PTR [EBP-4], EAX
+L_109:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_110
+	PUSH 48
+	CALL _hd_status
+	MOV DWORD PTR [EBP-4], EAX
+L_110:
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV ESP,EBP
+	POP EBP
+	RETN 12
+_hd_format_track:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,4
+	PUSH DWORD PTR [EBP+12]
+	PUSH DWORD PTR [EBP+8]
+	CALL _setupseek
+	MOV DWORD PTR [EBP-4], EAX
+	PUSH 80
+	CALL _send_command
+	MOV DWORD PTR [EBP-4], EAX
+	CALL _hd_wait
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	CMP EAX,0
+	SETE AL
+	AND AL,AL
+	JZ L_112
+	PUSH 80
+	CALL _hd_status
+	MOV DWORD PTR [EBP-4], EAX
+L_112:
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV ESP,EBP
+	POP EBP
+	RETN 8
+_ReadSector:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,6
+	MOV EAX,DWORD PTR [EBP+16]
+	MOV WORD PTR [EBP-6], AX
+	MOV EAX,DWORD PTR [EBP+12]
+	AND EAX,65535
+	MOV _hd_head, AL
+	MOV EAX,DWORD PTR [EBP+12]
+	MOV ECX,16
+	SHR EAX,CL
+	AND EAX,65535
+	MOV _hd_sector, AL
+	MOV EAX,2
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	MOV EAX,1
+	MOV BYTE PTR [ESI], AL
+	MOV EAX,3
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV AL,_hd_sector
+	MOV BYTE PTR [ESI], AL
+	MOV EAX,4
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	MOVZX EAX,WORD PTR [EBP-6]
+	MOV ECX,255
+	AND EAX,ECX
+	MOV BYTE PTR [ESI], AL
+	MOV EAX,5
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	MOVZX EAX,WORD PTR [EBP-6]
+	MOV ECX,8
+	SHR AX,CL
+	MOV ECX,255
+	AND EAX,ECX
+	MOV BYTE PTR [ESI], AL
+	MOV EAX,6
+	MOV ESI,OFFSET _hd_Cmd
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	MOV ECX,4
+	SHL EAX,CL
+	AND EAX,0FFh
+	MOV EBX,EAX
+	XOR EAX,EAX
+	MOV AL,_hd_head
+	MOV ECX,15
+	AND EAX,ECX
+	MOV ECX,EBX
+	OR EAX,ECX
+	MOV ECX,160
+	OR EAX,ECX
+	MOV BYTE PTR [ESI], AL
+	PUSH 32
+	CALL _send_command
+	MOV DWORD PTR [EBP-4], EAX
+	CALL _hd_wait
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_114
+	PUSH 32
+	CALL _hd_status
+	MOV DWORD PTR [EBP-4], EAX
+L_114:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_115
+	PUSH 496
+	PUSH DWORD PTR [EBP+8]
+	PUSH 512
+	CALL FWORD PTR _InWords
+L_115:
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV ESP,EBP
+	POP EBP
+	RETN 12
+_hddev_op:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,4
+	MOV ESI,OFFSET _hdstatus
+	XOR EAX,EAX
+	MOV DWORD PTR [ESI+4], EAX
+	XOR EAX,EAX
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP+24]
+	CMP EAX,12
+	SETE AL
+	AND AL,AL
+	JZ L_117
+	XOR EAX,EAX
+	MOV _hd_drive, AL
+	JMP L_118
+L_117:
+	MOV EAX,1
+	MOV _hd_drive, AL
+L_118:
+	PUSH _hd_exch
+	PUSH OFFSET _hd_msg
+	CALL FWORD PTR _CheckMsg
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	XOR ECX,ECX
+	CMP EAX,ECX
+	SETE AL
+	AND AL,AL
+	JZ L_119
+	XOR EAX,EAX
+	MOV AL,_hd0_type
+	XOR ECX,ECX
+	CMP EAX,ECX
+	SETE AL
+	AND AL,AL
+	JZ L_120
+	MOV EAX,663
+	MOV DWORD PTR [EBP-4], EAX
+L_120:
+	JMP L_121
+L_119:
+	XOR EAX,EAX
+	MOV AL,_hd1_type
+	XOR ECX,ECX
+	CMP EAX,ECX
+	SETE AL
+	AND AL,AL
+	JZ L_122
+	MOV EAX,663
+	MOV DWORD PTR [EBP-4], EAX
+L_122:
+L_121:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_123
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	MOV ECX,64
+	MUL ECX
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EAX,DWORD PTR [EBP+16]
+	CMP EAX,DWORD PTR [ESI+20]
+	SETA AL
+	AND AL,AL
+	JZ L_124
+	MOV EAX,662
+	MOV DWORD PTR [EBP-4], EAX
+L_124:
+L_123:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_125
+	MOV EAX,DWORD PTR [EBP+20]
+	JMP L_127
+L_128:
+	XOR EAX,EAX
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_126
+L_129:
+	PUSH DWORD PTR [EBP+16]
+	PUSH DWORD PTR [EBP+12]
+	PUSH DWORD PTR [EBP+8]
+	CALL _hd_read
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_126
+L_130:
+	PUSH DWORD PTR [EBP+16]
+	PUSH DWORD PTR [EBP+12]
+	PUSH DWORD PTR [EBP+8]
+	CALL _hd_write
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_126
+L_131:
+	MOV EAX,656
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_126
+L_132:
+	PUSH DWORD PTR [EBP+16]
+	CALL _hd_seek
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_126
+L_133:
+	PUSH DWORD PTR [EBP+16]
+	PUSH DWORD PTR [EBP+12]
+	CALL _hd_format_track
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_126
+L_134:
+	CALL _hd_reset
+	XOR EAX,EAX
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_126
+L_135:
+	PUSH DWORD PTR [EBP+16]
+	PUSH DWORD PTR [EBP+12]
+	PUSH DWORD PTR [EBP+8]
+	CALL _ReadSector
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_126
+L_136:
+	MOV EAX,664
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_126
+L_127:
+	CMP EAX,256
+	JE L_135
+	CMP EAX,8
+	JE L_134
+	CMP EAX,5
+	JE L_133
+	CMP EAX,6
+	JE L_132
+	CMP EAX,3
+	JE L_131
+	CMP EAX,2
+	JE L_130
+	CMP EAX,1
+	JE L_129
+	CMP EAX,0
+	JE L_128
+	JMP L_136
+L_126:
+L_125:
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	MOV ECX,64
+	MUL ECX
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV DWORD PTR [ESI+16], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+L_137:
+	MOV ESP,EBP
+	POP EBP
+	RETN 20
+_hddev_stat:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,4
+	MOV EAX,DWORD PTR [EBP+20]
+	CMP EAX,12
+	SETE AL
+	AND AL,AL
+	JZ L_138
+	MOV ESI,OFFSET _hdstatus
+	MOV EBX,ESI
+	MOV ESI,OFFSET _hdcb
+	MOV EAX,DWORD PTR [ESI+16]
+	MOV DWORD PTR [EBX], EAX
+	MOV ESI,OFFSET _hdstatus
+	XOR EAX,EAX
+	MOV AL,_hd0_type
+	MOV BYTE PTR [ESI+13], AL
+	MOV ESI,OFFSET _hdstatus
+	MOVZX EAX,_hd0_cyls
+	MOV DWORD PTR [ESI+16], EAX
+	MOV ESI,OFFSET _hdstatus
+	XOR EAX,EAX
+	MOV AL,_hd0_heads
+	MOV DWORD PTR [ESI+20], EAX
+	MOV ESI,OFFSET _hdstatus
+	XOR EAX,EAX
+	MOV AL,_hd0_secpertrk
+	MOV DWORD PTR [ESI+24], EAX
+	MOV ESI,OFFSET _hdstatus
+	MOV EBX,ESI
+	MOV ESI,OFFSET _hdcb
+	MOVSX EAX,WORD PTR [ESI+14]
+	MOV DWORD PTR [EBX+28], EAX
+	JMP L_139
+L_138:
+	MOV ESI,OFFSET _hdstatus
+	MOV EAX,64
+	MOV EBX,ESI
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EAX,DWORD PTR [ESI+16]
+	MOV DWORD PTR [EBX], EAX
+	MOV ESI,OFFSET _hdstatus
+	XOR EAX,EAX
+	MOV AL,_hd1_type
+	MOV BYTE PTR [ESI+13], AL
+	MOV ESI,OFFSET _hdstatus
+	MOVZX EAX,_hd1_cyls
+	MOV DWORD PTR [ESI+16], EAX
+	MOV ESI,OFFSET _hdstatus
+	XOR EAX,EAX
+	MOV AL,_hd1_heads
+	MOV DWORD PTR [ESI+20], EAX
+	MOV ESI,OFFSET _hdstatus
+	XOR EAX,EAX
+	MOV AL,_hd1_secpertrk
+	MOV DWORD PTR [ESI+24], EAX
+	MOV ESI,OFFSET _hdstatus
+	MOV EAX,64
+	MOV EBX,ESI
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOVSX EAX,WORD PTR [ESI+14]
+	MOV DWORD PTR [EBX+28], EAX
+L_139:
+	MOV EAX,DWORD PTR [EBP+12]
+	CMP EAX,64
+	SETBE AL
+	AND AL,AL
+	JZ L_140
+	MOV EAX,DWORD PTR [EBP+12]
+	MOV DWORD PTR [EBP-4], EAX
+	JMP L_141
+L_140:
+	MOV EAX,64
+	MOV DWORD PTR [EBP-4], EAX
+L_141:
+	PUSH OFFSET _hdstatus
+	PUSH DWORD PTR [EBP+16]
+	PUSH DWORD PTR [EBP-4]
+	CALL FWORD PTR _CopyData
+	MOV ESI,DWORD PTR [EBP+8]
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV DWORD PTR [ESI], EAX
+	XOR EAX,EAX
+	MOV ESP,EBP
+	POP EBP
+	RETN 16
+_hddev_init:
+	PUSH EBP
+	MOV EBP,ESP
+	SUB ESP,8
+	XOR EAX,EAX
+	MOV DWORD PTR [EBP-4], EAX
+	MOV EAX,DWORD PTR [EBP+8]
+	CMP EAX,64
+	SETA AL
+	AND AL,AL
+	JZ L_143
+	MOV EAX,64
+	MOV DWORD PTR [EBP-8], EAX
+	JMP L_144
+L_143:
+	MOV EAX,DWORD PTR [EBP+8]
+	MOV DWORD PTR [EBP-8], EAX
+L_144:
+	PUSH DWORD PTR [EBP+12]
+	PUSH OFFSET _HDStatTmp
+	PUSH DWORD PTR [EBP-8]
+	CALL FWORD PTR _CopyData
+	MOV EAX,DWORD PTR [EBP+16]
+	CMP EAX,12
+	SETE AL
+	AND AL,AL
+	JZ L_145
+	XOR EAX,EAX
+	MOV _hd_drive, AL
+	JMP L_146
+L_145:
+	MOV EAX,1
+	MOV _hd_drive, AL
+L_146:
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	XOR ECX,ECX
+	CMP EAX,ECX
+	SETE AL
+	AND AL,AL
+	JZ L_147
+	MOV ESI,OFFSET _HDStatTmp
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [ESI+13]
+	MOV _hd0_type, AL
+	XOR EAX,EAX
+	MOV AL,_hd0_type
+	AND EAX,EAX
+	JZ L_148
+	MOV ESI,OFFSET _HDStatTmp
+	MOV EAX,DWORD PTR [ESI+16]
+	MOV _hd0_cyls, AX
+	MOV ESI,OFFSET _HDStatTmp
+	MOV EAX,DWORD PTR [ESI+20]
+	MOV _hd0_heads, AL
+	MOV ESI,OFFSET _HDStatTmp
+	MOV EAX,DWORD PTR [ESI+24]
+	MOV _hd0_secpertrk, AL
+	JMP L_149
+L_148:
+	MOV EAX,663
+	MOV DWORD PTR [EBP-4], EAX
+L_149:
+	JMP L_150
+L_147:
+	MOV ESI,OFFSET _HDStatTmp
+	XOR EAX,EAX
+	MOV AL,BYTE PTR [ESI+13]
+	MOV _hd1_type, AL
+	XOR EAX,EAX
+	MOV AL,_hd1_type
+	AND EAX,EAX
+	JZ L_151
+	MOV ESI,OFFSET _HDStatTmp
+	MOV EAX,DWORD PTR [ESI+16]
+	MOV _hd1_cyls, AX
+	MOV ESI,OFFSET _HDStatTmp
+	MOV EAX,DWORD PTR [ESI+20]
+	MOV _hd1_heads, AL
+	MOV ESI,OFFSET _HDStatTmp
+	MOV EAX,DWORD PTR [ESI+24]
+	MOV _hd1_secpertrk, AL
+	JMP L_152
+L_151:
+	MOV EAX,663
+	MOV DWORD PTR [EBP-4], EAX
+L_152:
+L_150:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_153
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	PUSH EAX
+	CALL _hd_init
+	MOV DWORD PTR [EBP-4], EAX
+L_153:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_154
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	PUSH EAX
+	CALL _hd_recal
+	MOV DWORD PTR [EBP-4], EAX
+L_154:
+	MOV EAX,DWORD PTR [EBP-4]
+	AND EAX,EAX
+	JNZ L_155
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	MOV ECX,64
+	MUL ECX
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EBX,ESI
+	MOV ESI,OFFSET _HDStatTmp
+	MOV EAX,DWORD PTR [ESI+28]
+	MOV WORD PTR [EBX+14], AX
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	MOV ECX,64
+	MUL ECX
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	XOR EAX,EAX
+	MOV DWORD PTR [ESI+16], EAX
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	MOV ECX,64
+	MUL ECX
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EBX,ESI
+	MOV ESI,OFFSET _HDStatTmp
+	PUSH EBX
+	MOV EBX,ESI
+	MOV ESI,OFFSET _HDStatTmp
+	MOV EAX,DWORD PTR [EBX+16]
+	MOV ECX,DWORD PTR [ESI+24]
+	MUL ECX
+	MOV EBX,EAX
+	MOV ESI,OFFSET _HDStatTmp
+	MOV EAX,EBX
+	MOV ECX,DWORD PTR [ESI+20]
+	MUL ECX
+	POP EDX
+	MOV DWORD PTR [EDX+20], EAX
+L_155:
+	XOR EAX,EAX
+	MOV AL,_hd_drive
+	MOV ECX,64
+	MUL ECX
+	MOV ESI,OFFSET _hdcb
+	ADD ESI,EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV DWORD PTR [ESI+16], EAX
+	MOV EAX,DWORD PTR [EBP-4]
+	MOV ESP,EBP
+	POP EBP
+	RETN 12