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37 lines
814 B
ArmAsm
37 lines
814 B
ArmAsm
;
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; Ullrich von Bassewitz, 2004-03-21
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;
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; unsigned char __fastcall__ mouse_unload (void);
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; /* Uninstall, then unload the currently loaded driver. */
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.include "mouse-kernel.inc"
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.include "modload.inc"
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.import return0
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_mouse_unload:
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lda _mouse_drv
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pha ; Save pointer to driver
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ora _mouse_drv+1
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beq no_driver ; No driver
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lda _mouse_drv+1
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pha
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jsr _mouse_uninstall ; Uninstall the driver
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pla
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tax
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pla ; Get pointer to driver
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jsr _mod_free ; Free the driver
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jmp return0 ; Return MOUSE_ERR_OK
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no_driver:
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tax ; X = 0
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pla ; Remove pushed junk
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lda #<MOUSE_ERR_NO_DRIVER
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rts
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