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Rev 5363 Rev 7584
Line 10... Line 10...
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DEBUG           equ 1
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DEBUG           equ 1
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 - 
 
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API_VERSION     equ 0x01000100
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API_VERSION     equ 0x01000100
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USE_COM_IRQ     equ 0    ;make irq 3 and irq 4 available for PCI devices
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IRQ_REMAP       equ 0
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IRQ_REMAP       equ 0
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IRQ_LINE        equ 0
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IRQ_LINE        equ 0
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 - 
 
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;irq 0,1,2,8,12,13 unavailable
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;                   FEDCBA9876543210
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VALID_IRQ       equ 1100111011111000b
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ATTCH_IRQ       equ 0000111010100000b
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if USE_COM_IRQ
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;irq 0,13 unavailable
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        mov     eax, VALID_IRQ
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        mov     eax, VALID_IRQ
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        mov     ebx, [ctrl.int_line]
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        mov     ebx, [ctrl.int_line]
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        mov     esi, msgInvIRQ
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        mov     esi, msgInvIRQ
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        bt      eax, ebx
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        bt      eax, ebx
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        jnc     .fail_msg
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        jnc     .fail_msg
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        mov     eax, ATTCH_IRQ
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        mov     esi, msgAttchIRQ
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        bt      eax, ebx
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        jnc     .fail_msg
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        invoke  AttachIntHandler, ebx, ac97_irq_VIA, 0
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        invoke  AttachIntHandler, ebx, ac97_irq_VIA, 0
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.reg:
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.reg:
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        invoke  RegService, sz_sound_srv, service_proc
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        invoke  RegService, sz_sound_srv, service_proc
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szKernel            db 'KERNEL', 0
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szKernel            db 'KERNEL', 0
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sz_sound_srv        db 'SOUND',0
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sz_sound_srv        db 'SOUND',0
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msgInit      db 'detect hardware...',13,10,0
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msgInit      db 'detect hardware...',13,10,0
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msgFail      db 'device not found',13,10,0
 - 
 
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msgAttchIRQ  db 'IRQ line not supported', 13,10, 0
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msgFail      db 'device not found',13,10,0
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msgInvIRQ    db 'IRQ line not assigned or invalid', 13,10, 0
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msgInvIRQ    db 'IRQ line not assigned or invalid', 13,10, 0
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msgPlay      db 'start play', 13,10,0
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msgPlay      db 'start play', 13,10,0
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msgStop      db 'stop play',  13,10,0
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msgStop      db 'stop play',  13,10,0
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;msgIRQ       db 'AC97 IRQ', 13,10,0
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;msgIRQ       db 'AC97 IRQ', 13,10,0