HP Vectra Technical Reference Manual page 84

SF_START (AX
=
0202H)
This subfunction starts the logical pointer driver.
On Entry: AH
=
F_SYSTEM (02H)
AL
=
SF_START (02H)
BP
=
V_LPOINTER (OOCOH)
On Exit: AH
=
Return Status Code
Registers Altered: AX, BP, DS
SF_REPORT_STATE (AX
=
0204H)
This subfunction returns the LD_DEVICE_STATE field from the Logical Describe Record.
On Entry: AH
=
F_SYSTEM (02H)
AL
=
SF_REPORT_STATE (04H)
BP
=
V_LPOINTER (OOCOH)
On Exit: AH
=
Return Status Code
DX
=
LD_DEVICE_STATE from Logical Describe Record
Registers Altered: AX, DX, BP, DS
SF_ VERSION_DESC (AX
=
0206H)
This subfunction returns the release date code and a double word pointer to the current version
number. The date code consists of two BCD coded bytes containing the year and week of
release. The BL register contains the number of years since 1960 and the BH register contains the
week of the year.
On Entry: AH
=
F_SYSTEM (02H)
AL
=
SF_VERSION_DESC (06H)
BP
=
V_LPOINTER (OOCOH)
On Exit: AH
=
Return Status Code
BX
=
Release date code
CX
=
Number of bytes in current version number
ES:DI
=
Pointer to the current version number
Registers Altered: AX, BX,
ex,
DI, ES, BP, DS
Input System and HP-HIL 75