MSI MS-91E2 - Manual (Page 13)

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MS-91E2
1-5
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MS-91E2
D. Enable watchdog tmer
Actvate WDTO#
mov dx, 04eh ;CR 30h: bit 0 fill in 1
mov al, 030h
out dx, al
nc dx
mov al, 01h
out dx, al
; Setup WDTO# count mode
; Set bt 4 and bt 3 by request
; Set bt 2 to 0
; Set bt 1 to 1