DevHlp SetIRQMask: Difference between revisions
Created page with "Enable/disable interrupt. This function enables and/or disables interrupts for a specific IRQ. ==Parameters== Specified IRQ level. Enable/disable flag. ==Exit== Return code. ==Assembly language== <pre> ; dh_SetIRQMask - Masks/Unmasks a specified IRQ masks ; ; This function enables/disables interrupts for a specific IRQ. ; ; ENTRY AL = IRQ to be enabled/disabled ; AH = 0 enable IRQ (disable mask)..." |
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{{DISPLAYTITLE:DevHlp_SetIRQMask}} | |||
Enable/disable interrupt. | Enable/disable interrupt. | ||
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Return code. | Return code. | ||
==Assembly language | ==Example Code== | ||
;Assembly language | |||
<pre> | <pre> | ||
; dh_SetIRQMask - Masks/Unmasks a specified IRQ masks | ; dh_SetIRQMask - Masks/Unmasks a specified IRQ masks | ||
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</pre> | </pre> | ||
[[Category: | [[Category:DevHlps]] | ||
Latest revision as of 22:10, 22 May 2025
Enable/disable interrupt.
This function enables and/or disables interrupts for a specific IRQ.
Parameters
Specified IRQ level.
Enable/disable flag.
Exit
Return code.
Example Code
- Assembly language
; dh_SetIRQMask - Masks/Unmasks a specified IRQ masks
;
; This function enables/disables interrupts for a specific IRQ.
;
; ENTRY AL = IRQ to be enabled/disabled
; AH = 0 enable IRQ (disable mask)
; 1 disable IRQ (enable mask)
;
; EXIT-SUCCESS
; none
;
; EXIT-FAILURE
; NONE
;
MOV AL,IRQ to enable/disabled
MOV AH,mask operation (0=enabled,1=disabled)
MOV DL,DevHlp_SetIRQMask
CALL DevHlp
JC Error