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cc65/libsrc/tgi/tgi_unload.s
polluks2 446a785f95
Don't hide errors in error handling
You don't want the low byte, see grep _ERR_ libsrc/tgi/*
2022-09-02 11:55:54 +02:00

35 lines
724 B
ArmAsm

;
; Ullrich von Bassewitz, 21.06.2002
;
; void tgi_unload (void);
; /* Unload the currently loaded driver. */
.include "tgi-kernel.inc"
.include "tgi-error.inc"
.include "modload.inc"
_tgi_unload:
lda _tgi_drv
ora _tgi_drv
beq no_driver ; No driver
lda _tgi_drv
pha
lda _tgi_drv+1
pha ; Save pointer to driver
jsr _tgi_uninstall ; Uninstall the driver
pla
tax
pla
jmp _mod_free ; Free the driver
no_driver:
lda #TGI_ERR_NO_DRIVER
sta _tgi_error
rts