Reformatted code to suit style guide.
Fixed IOMD identification during driver probing.
This commit is contained in:
mark
parent
7f57d7bda6
commit
bdb7e8955c
@ -1,4 +1,4 @@
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/* $NetBSD: vidcaudio.c,v 1.1 1996/01/31 23:25:06 mark Exp $ */
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/* $NetBSD: vidcaudio.c,v 1.2 1996/03/06 23:24:52 mark Exp $ */
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/*
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* Copyright (c) 1995 Melvin Tang-Richardson
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@ -27,8 +27,12 @@
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $Id: vidcaudio.c,v 1.1 1996/01/31 23:25:06 mark Exp $
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*/
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/*
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* Yikes just had a look at this and realised that it does not conform
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* to Kernel Normal Form at all. I have fixed the first few functions
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* but there are a lot more still to do - mark
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*/
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/*
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@ -84,252 +88,276 @@
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#undef DEBUG
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struct vidcaudio_softc;
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/* Note to Nut - ideally these should use the __P() macro to match the kernel style guide for prototypes.
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* Another niggle ... the function declartions need modifying to match the kernel style as well.
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* I have notfinished doing it too all my stuff yet... :-(
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*/
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int vidcaudio_intr ( void *arg );
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int vidcaudio_dma_program ( vm_offset_t cur, vm_offset_t end,
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void (*intr)(), void *arg );
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void vidcaudio_dummy_routine ( void *arg );
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int vidcaudio_stereo ( int channel, int position );
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int vidcaudio_rate ( int rate );
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void vidcaudio_shutdown ( void );
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int vidcaudio_hw_attach ( struct vidcaudio_softc *sc );
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struct audio_general {
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int in_sr;
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int out_sr;
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vm_offset_t silence;
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irqhandler_t ih;
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int in_sr;
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int out_sr;
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vm_offset_t silence;
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irqhandler_t ih;
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void (*intr) ();
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void *arg;
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void (*intr) ();
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void *arg;
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vm_offset_t next_cur;
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vm_offset_t next_end;
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void (*next_intr) ();
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void *next_arg;
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vm_offset_t next_cur;
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vm_offset_t next_end;
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void (*next_intr) ();
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void *next_arg;
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int buffer;
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int in_progress;
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int buffer;
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int in_progress;
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int open;
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int open;
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} ag;
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/* ************************************************************************* *
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| Compatibility with /dev/beep |
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* ************************************************************************* */
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void vidcaudio_beep_generate ( void )
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{
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vidcaudio_dma_program ( ag.silence, ag.silence+sizeof(beep_waveform)-16,
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vidcaudio_dummy_routine, NULL );
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}
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/* ************************************************************************* *
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| Kernel interface for the autoconfiguration |
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* ************************************************************************* */
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struct vidcaudio_softc {
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struct device device;
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int iobase;
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struct device device;
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int iobase;
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int open;
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int open;
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u_int encoding;
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int inport;
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int outport;
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u_int encoding;
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int inport;
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int outport;
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};
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int vidcaudio_probe ( struct device *parent, struct device *match, void *aux );
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void vidcaudio_attach( struct device *parent, struct device *self, void *aux );
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int vidcaudio_open ( dev_t dev, int flags );
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void vidcaudio_close ( void *addr );
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int vidcaudio_probe __P((struct device *parent, struct device *match, void *aux));
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void vidcaudio_attach __P((struct device *parent, struct device *self, void *aux));
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int vidcaudio_open __P((dev_t dev, int flags));
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void vidcaudio_close __P((void *addr));
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int vidcaudio_intr __P((void *arg));
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int vidcaudio_dma_program __P((vm_offset_t cur, vm_offset_t end, void (*intr)(), void *arg));
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void vidcaudio_dummy_routine __P((void *arg));
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int vidcaudio_stereo __P((int channel, int position));
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int vidcaudio_rate __P((int rate));
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void vidcaudio_shutdown __P((void));
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int vidcaudio_hw_attach __P((struct vidcaudio_softc *sc));
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struct cfdriver vidcaudiocd = {
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NULL, "vidcaudio", vidcaudio_probe, vidcaudio_attach,
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DV_DULL, sizeof(struct vidcaudio_softc)
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NULL, "vidcaudio", vidcaudio_probe, vidcaudio_attach,
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DV_DULL, sizeof(struct vidcaudio_softc)
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};
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int vidcaudio_probe ( struct device *parent, struct device *match, void *aux )
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void
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vidcaudio_beep_generate()
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{
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int id = ReadByte(IOMD_ID0) | ReadByte(IOMD_ID1)>>8;
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switch ( id )
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{
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case RPC600_IOMD_ID:
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return (1);
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}
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return (0);
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vidcaudio_dma_program ( ag.silence, ag.silence+sizeof(beep_waveform)-16,
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vidcaudio_dummy_routine, NULL );
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}
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void vidcaudio_attach ( struct device *parent, struct device *self, void *aux )
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int
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vidcaudio_probe(parent, match, aux)
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struct device *parent;
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struct device *match;
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void *aux;
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{
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struct mainbus_attach_args *mb = aux;
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struct vidcaudio_softc *sc = (void *)self;
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int id;
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sc->iobase = mb->mb_iobase;
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id = ReadByte(IOMD_ID0) | ReadByte(IOMD_ID1) << 8;
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sc->open = 0;
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sc->encoding = 0;
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sc->inport = 0;
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sc->outport = 0;
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ag.in_sr = 24*1024;
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ag.out_sr = 24*1024;
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ag.in_progress = 0;
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/* So far I only know about this IOMD */
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ag.next_cur = 0;
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ag.next_end = 0;
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ag.next_intr = NULL;
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ag.next_arg = NULL;
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switch (id) {
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case RPC600_IOMD_ID:
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return(1);
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break;
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default:
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printf("vidcaudio: Unknown IOMD id=%04x", id);
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break;
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}
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vidcaudio_rate ( 32 );
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return (0);
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}
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/* Program the silence buffer and reset the DMA channel */
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ag.silence = kmem_alloc(kernel_map, NBPG);
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bzero ( (char *)ag.silence, NBPG );
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bcopy ( (char *)beep_waveform, (char *)ag.silence, sizeof(beep_waveform) );
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ag.buffer = 0;
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void
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vidcaudio_attach(parent, self, aux)
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struct device *parent;
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struct device *self;
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void *aux;
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{
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struct mainbus_attach_args *mb = aux;
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struct vidcaudio_softc *sc = (void *)self;
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/* Install the irq handler for the DMA interrupt */
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ag.ih.ih_func = vidcaudio_intr;
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ag.ih.ih_arg = NULL;
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ag.ih.ih_level = IPL_NONE;
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sc->iobase = mb->mb_iobase;
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ag.intr = NULL;
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ag.intr = NULL;
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sc->open = 0;
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sc->encoding = 0;
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sc->inport = 0;
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sc->outport = 0;
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ag.in_sr = 24*1024;
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ag.out_sr = 24*1024;
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ag.in_progress = 0;
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disable_irq ( IRQ_DMASCH0 );
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ag.next_cur = 0;
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ag.next_end = 0;
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ag.next_intr = NULL;
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ag.next_arg = NULL;
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if ( irq_claim(IRQ_DMASCH0, &(ag.ih)) == -1 )
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panic ( "vidcaudio: couldn't claim IRQ_DMASCH0" );
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vidcaudio_rate(32);
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disable_irq ( IRQ_DMASCH0 );
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/* Program the silence buffer and reset the DMA channel */
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vidcaudio_dma_program ( ag.silence, ag.silence+NBPG-16,
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vidcaudio_dummy_routine, NULL );
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ag.silence = kmem_alloc(kernel_map, NBPG);
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if (ag.silence == NULL)
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panic("vidcaudio: Cannot allocate memory\n");
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vidcaudio_hw_attach ( sc );
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bzero((char *)ag.silence, NBPG);
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bcopy((char *)beep_waveform, (char *)ag.silence, sizeof(beep_waveform));
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ag.buffer = 0;
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/* Install the irq handler for the DMA interrupt */
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ag.ih.ih_func = vidcaudio_intr;
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ag.ih.ih_arg = NULL;
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ag.ih.ih_level = IPL_NONE;
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ag.intr = NULL;
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ag.nextintr = NULL;
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disable_irq(IRQ_DMASCH0);
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if (irq_claim(IRQ_DMASCH0, &(ag.ih)))
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panic("vidcaudio: couldn't claim IRQ_DMASCH0");
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disable_irq(IRQ_DMASCH0);
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vidcaudio_dma_program(ag.silence, ag.silence+NBPG-16,
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vidcaudio_dummy_routine, NULL);
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vidcaudio_hw_attach(sc);
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#ifdef DEBUG
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printf ( " UNDER DEVELOPMENT (nuts)\n" );
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printf(" UNDER DEVELOPMENT (nuts)\n");
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#endif
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}
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int vidcaudio_open ( dev_t dev, int flags )
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int
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vidcaudio_open(dev, flags)
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dev_t dev;
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int flags;
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{
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struct vidcaudio_softc *sc;
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int unit = AUDIOUNIT (dev);
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int s;
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struct vidcaudio_softc *sc;
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int unit = AUDIOUNIT (dev);
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int s;
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#ifdef DEBUG
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printf ( "DEBUG: vidcaudio_open called\n" );
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printf("DEBUG: vidcaudio_open called\n");
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#endif
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if ( unit >= vidcaudiocd.cd_ndevs )
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return ENODEV;
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if (unit >= vidcaudiocd.cd_ndevs)
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return ENODEV;
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sc = vidcaudiocd.cd_devs[unit];
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sc = vidcaudiocd.cd_devs[unit];
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if (!sc)
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return ENXIO;
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if (!sc)
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return ENXIO;
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s = splhigh ();
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s = splhigh();
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if ( sc->open!=0 )
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return EBUSY;
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if (sc->open != 0) {
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(void)splx(s);
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return EBUSY;
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}
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sc->open=1;
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ag.open=1;
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sc->open=1;
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ag.open=1;
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(void)splx(s);
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return 0;
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(void)splx(s);
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return 0;
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}
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void vidcaudio_close ( void *addr )
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void
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vidcaudio_close(addr)
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void *addr;
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{
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struct vidcaudio_softc *sc = addr;
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struct vidcaudio_softc *sc = addr;
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vidcaudio_shutdown ();
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vidcaudio_shutdown ();
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#ifdef DEBUG
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printf ( "DEBUG: vidcaudio_close called\n" );
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printf("DEBUG: vidcaudio_close called\n");
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#endif
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sc->open = 0;
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ag.open = 0;
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sc->open = 0;
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ag.open = 0;
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}
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/* ************************************************************************* *
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| Interface to the generic audio driver |
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* ************************************************************************* */
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int vidcaudio_set_in_sr ( void *, u_long );
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u_long vidcaudio_get_in_sr ( void * );
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int vidcaudio_set_out_sr ( void *, u_long );
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u_long vidcaudio_get_out_sr ( void * );
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int vidcaudio_query_encoding ( void *, struct audio_encoding * );
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int vidcaudio_set_encoding ( void *, u_int );
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int vidcaudio_get_encoding ( void * );
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int vidcaudio_set_precision ( void *, u_int );
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int vidcaudio_getprecision ( void * );
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int vidcaudio_set_channels ( void *, int );
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int vidcaudio_get_channels ( void * );
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int vidcaudio_round_blocksize ( void *, int );
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int vidcaudio_set_out_port ( void *, int );
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int vidcaudio_get_out_port ( void * );
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int vidcaudio_set_in_port ( void *, int );
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int vidcaudio_get_in_port ( void * );
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int vidcaudio_commit_settings ( void * );
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u_int vidcaudio_get_silence ( int );
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void vidcaudio_sw_encode ( int, u_char *, int );
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void vidcaudio_sw_decode ( int, u_char *, int );
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int vidcaudio_start_output ( void *, void *, int, void (*)(), void *);
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int vidcaudio_start_input ( void *, void *, int, void (*)(), void *);
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int vidcaudio_halt_output ( void * );
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int vidcaudio_halt_input ( void * );
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int vidcaudio_cont_output ( void * );
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int vidcaudio_cont_input ( void * );
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int vidcaudio_speaker_ctl ( void *, int );
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int vidcaudio_getdev ( void *, struct audio_device * );
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int vidcaudio_setfd ( void *, int );
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int vidcaudio_set_port ( void *, mixer_ctrl_t * );
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int vidcaudio_get_port ( void *, mixer_ctrl_t * );
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int vidcaudio_query_devinfo ( void *, mixer_devinfo_t * );
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int vidcaudio_set_in_sr __P((void *, u_long));
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u_long vidcaudio_get_in_sr __P((void *));
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int vidcaudio_set_out_sr __P((void *, u_long));
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u_long vidcaudio_get_out_sr __P((void *));
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int vidcaudio_query_encoding __P((void *, struct audio_encoding *));
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int vidcaudio_set_encoding __P((void *, u_int));
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int vidcaudio_get_encoding __P((void *));
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int vidcaudio_set_precision __P((void *, u_int));
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int vidcaudio_getprecision __P((void *));
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int vidcaudio_set_channels __P((void *, int));
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int vidcaudio_get_channels __P((void *));
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int vidcaudio_round_blocksize __P((void *, int));
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int vidcaudio_set_out_port __P((void *, int));
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int vidcaudio_get_out_port __P((void *));
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int vidcaudio_set_in_port __P((void *, int));
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int vidcaudio_get_in_port __P((void *));
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int vidcaudio_commit_settings __P((void *));
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u_int vidcaudio_get_silence __P((int));
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void vidcaudio_sw_encode __P((int, u_char *, int));
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void vidcaudio_sw_decode __P((int, u_char *, int));
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int vidcaudio_start_output __P((void *, void *, int, void (*)(), void *));
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int vidcaudio_start_input __P((void *, void *, int, void (*)(), void *));
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int vidcaudio_halt_output __P((void *));
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int vidcaudio_halt_input __P((void *));
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int vidcaudio_cont_output __P((void *));
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int vidcaudio_cont_input __P((void *));
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int vidcaudio_speaker_ctl __P((void *, int));
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int vidcaudio_getdev __P((void *, struct audio_device *));
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int vidcaudio_setfd __P((void *, int));
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int vidcaudio_set_port __P((void *, mixer_ctrl_t *));
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int vidcaudio_get_port __P((void *, mixer_ctrl_t *));
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int vidcaudio_query_devinfo __P((void *, mixer_devinfo_t *));
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struct audio_device vidcaudio_device = {
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"VidcAudio 8-bit",
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"x",
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"vidcaudio"
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"VidcAudio 8-bit",
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"x",
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"vidcaudio"
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};
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int vidcaudio_set_in_sr ( void *addr, u_long sr )
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int
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vidcaudio_set_in_sr(addr, sr)
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void *addr;
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u_long sr;
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{
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ag.in_sr = sr;
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return 0;
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ag.in_sr = sr;
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return 0;
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}
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u_long vidcaudio_get_in_sr ( void *addr )
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u_long
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vidcaudio_get_in_sr(addr)
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void *addr;
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{
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return ag.in_sr;
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return ag.in_sr;
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}
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int vidcaudio_set_out_sr ( void *addr, u_long sr )
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int
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vidcaudio_set_out_sr(addr, sr)
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void *addr;
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u_long sr;
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{
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ag.out_sr = sr;
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return 0;
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ag.out_sr = sr;
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return 0;
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}
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u_long vidcaudio_get_out_sr ( void *addr )
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u_long
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vidcaudio_get_out_sr(addr)
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void *addr;
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{
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return ( ag.out_sr );
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return(ag.out_sr);
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}
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int vidcaudio_query_encoding ( void *addr, struct audio_encoding *fp )
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@ -1,4 +1,4 @@
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/* $NetBSD: vidcaudio.c,v 1.1 1996/01/31 23:25:06 mark Exp $ */
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/* $NetBSD: vidcaudio.c,v 1.2 1996/03/06 23:24:52 mark Exp $ */
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/*
|
||||
* Copyright (c) 1995 Melvin Tang-Richardson
|
||||
@ -27,8 +27,12 @@
|
||||
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||||
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
* $Id: vidcaudio.c,v 1.1 1996/01/31 23:25:06 mark Exp $
|
||||
*/
|
||||
|
||||
/*
|
||||
* Yikes just had a look at this and realised that it does not conform
|
||||
* to Kernel Normal Form at all. I have fixed the first few functions
|
||||
* but there are a lot more still to do - mark
|
||||
*/
|
||||
|
||||
/*
|
||||
@ -84,252 +88,276 @@
|
||||
|
||||
#undef DEBUG
|
||||
|
||||
struct vidcaudio_softc;
|
||||
|
||||
/* Note to Nut - ideally these should use the __P() macro to match the kernel style guide for prototypes.
|
||||
* Another niggle ... the function declartions need modifying to match the kernel style as well.
|
||||
* I have notfinished doing it too all my stuff yet... :-(
|
||||
*/
|
||||
|
||||
int vidcaudio_intr ( void *arg );
|
||||
int vidcaudio_dma_program ( vm_offset_t cur, vm_offset_t end,
|
||||
void (*intr)(), void *arg );
|
||||
void vidcaudio_dummy_routine ( void *arg );
|
||||
int vidcaudio_stereo ( int channel, int position );
|
||||
int vidcaudio_rate ( int rate );
|
||||
void vidcaudio_shutdown ( void );
|
||||
int vidcaudio_hw_attach ( struct vidcaudio_softc *sc );
|
||||
|
||||
struct audio_general {
|
||||
int in_sr;
|
||||
int out_sr;
|
||||
vm_offset_t silence;
|
||||
irqhandler_t ih;
|
||||
int in_sr;
|
||||
int out_sr;
|
||||
vm_offset_t silence;
|
||||
irqhandler_t ih;
|
||||
|
||||
void (*intr) ();
|
||||
void *arg;
|
||||
void (*intr) ();
|
||||
void *arg;
|
||||
|
||||
vm_offset_t next_cur;
|
||||
vm_offset_t next_end;
|
||||
void (*next_intr) ();
|
||||
void *next_arg;
|
||||
vm_offset_t next_cur;
|
||||
vm_offset_t next_end;
|
||||
void (*next_intr) ();
|
||||
void *next_arg;
|
||||
|
||||
int buffer;
|
||||
int in_progress;
|
||||
int buffer;
|
||||
int in_progress;
|
||||
|
||||
int open;
|
||||
int open;
|
||||
} ag;
|
||||
|
||||
/* ************************************************************************* *
|
||||
| Compatibility with /dev/beep |
|
||||
* ************************************************************************* */
|
||||
|
||||
void vidcaudio_beep_generate ( void )
|
||||
{
|
||||
vidcaudio_dma_program ( ag.silence, ag.silence+sizeof(beep_waveform)-16,
|
||||
vidcaudio_dummy_routine, NULL );
|
||||
}
|
||||
|
||||
|
||||
/* ************************************************************************* *
|
||||
| Kernel interface for the autoconfiguration |
|
||||
* ************************************************************************* */
|
||||
|
||||
struct vidcaudio_softc {
|
||||
struct device device;
|
||||
int iobase;
|
||||
struct device device;
|
||||
int iobase;
|
||||
|
||||
int open;
|
||||
int open;
|
||||
|
||||
u_int encoding;
|
||||
int inport;
|
||||
int outport;
|
||||
u_int encoding;
|
||||
int inport;
|
||||
int outport;
|
||||
};
|
||||
|
||||
int vidcaudio_probe ( struct device *parent, struct device *match, void *aux );
|
||||
void vidcaudio_attach( struct device *parent, struct device *self, void *aux );
|
||||
int vidcaudio_open ( dev_t dev, int flags );
|
||||
void vidcaudio_close ( void *addr );
|
||||
int vidcaudio_probe __P((struct device *parent, struct device *match, void *aux));
|
||||
void vidcaudio_attach __P((struct device *parent, struct device *self, void *aux));
|
||||
int vidcaudio_open __P((dev_t dev, int flags));
|
||||
void vidcaudio_close __P((void *addr));
|
||||
|
||||
int vidcaudio_intr __P((void *arg));
|
||||
int vidcaudio_dma_program __P((vm_offset_t cur, vm_offset_t end, void (*intr)(), void *arg));
|
||||
void vidcaudio_dummy_routine __P((void *arg));
|
||||
int vidcaudio_stereo __P((int channel, int position));
|
||||
int vidcaudio_rate __P((int rate));
|
||||
void vidcaudio_shutdown __P((void));
|
||||
int vidcaudio_hw_attach __P((struct vidcaudio_softc *sc));
|
||||
|
||||
|
||||
struct cfdriver vidcaudiocd = {
|
||||
NULL, "vidcaudio", vidcaudio_probe, vidcaudio_attach,
|
||||
DV_DULL, sizeof(struct vidcaudio_softc)
|
||||
NULL, "vidcaudio", vidcaudio_probe, vidcaudio_attach,
|
||||
DV_DULL, sizeof(struct vidcaudio_softc)
|
||||
};
|
||||
|
||||
int vidcaudio_probe ( struct device *parent, struct device *match, void *aux )
|
||||
|
||||
void
|
||||
vidcaudio_beep_generate()
|
||||
{
|
||||
int id = ReadByte(IOMD_ID0) | ReadByte(IOMD_ID1)>>8;
|
||||
|
||||
switch ( id )
|
||||
{
|
||||
case RPC600_IOMD_ID:
|
||||
return (1);
|
||||
}
|
||||
|
||||
return (0);
|
||||
vidcaudio_dma_program ( ag.silence, ag.silence+sizeof(beep_waveform)-16,
|
||||
vidcaudio_dummy_routine, NULL );
|
||||
}
|
||||
|
||||
void vidcaudio_attach ( struct device *parent, struct device *self, void *aux )
|
||||
|
||||
int
|
||||
vidcaudio_probe(parent, match, aux)
|
||||
struct device *parent;
|
||||
struct device *match;
|
||||
void *aux;
|
||||
{
|
||||
struct mainbus_attach_args *mb = aux;
|
||||
struct vidcaudio_softc *sc = (void *)self;
|
||||
int id;
|
||||
|
||||
sc->iobase = mb->mb_iobase;
|
||||
id = ReadByte(IOMD_ID0) | ReadByte(IOMD_ID1) << 8;
|
||||
|
||||
sc->open = 0;
|
||||
sc->encoding = 0;
|
||||
sc->inport = 0;
|
||||
sc->outport = 0;
|
||||
ag.in_sr = 24*1024;
|
||||
ag.out_sr = 24*1024;
|
||||
ag.in_progress = 0;
|
||||
/* So far I only know about this IOMD */
|
||||
|
||||
ag.next_cur = 0;
|
||||
ag.next_end = 0;
|
||||
ag.next_intr = NULL;
|
||||
ag.next_arg = NULL;
|
||||
switch (id) {
|
||||
case RPC600_IOMD_ID:
|
||||
return(1);
|
||||
break;
|
||||
default:
|
||||
printf("vidcaudio: Unknown IOMD id=%04x", id);
|
||||
break;
|
||||
}
|
||||
|
||||
vidcaudio_rate ( 32 );
|
||||
return (0);
|
||||
}
|
||||
|
||||
/* Program the silence buffer and reset the DMA channel */
|
||||
ag.silence = kmem_alloc(kernel_map, NBPG);
|
||||
bzero ( (char *)ag.silence, NBPG );
|
||||
bcopy ( (char *)beep_waveform, (char *)ag.silence, sizeof(beep_waveform) );
|
||||
|
||||
ag.buffer = 0;
|
||||
void
|
||||
vidcaudio_attach(parent, self, aux)
|
||||
struct device *parent;
|
||||
struct device *self;
|
||||
void *aux;
|
||||
{
|
||||
struct mainbus_attach_args *mb = aux;
|
||||
struct vidcaudio_softc *sc = (void *)self;
|
||||
|
||||
/* Install the irq handler for the DMA interrupt */
|
||||
ag.ih.ih_func = vidcaudio_intr;
|
||||
ag.ih.ih_arg = NULL;
|
||||
ag.ih.ih_level = IPL_NONE;
|
||||
sc->iobase = mb->mb_iobase;
|
||||
|
||||
ag.intr = NULL;
|
||||
ag.intr = NULL;
|
||||
sc->open = 0;
|
||||
sc->encoding = 0;
|
||||
sc->inport = 0;
|
||||
sc->outport = 0;
|
||||
ag.in_sr = 24*1024;
|
||||
ag.out_sr = 24*1024;
|
||||
ag.in_progress = 0;
|
||||
|
||||
disable_irq ( IRQ_DMASCH0 );
|
||||
ag.next_cur = 0;
|
||||
ag.next_end = 0;
|
||||
ag.next_intr = NULL;
|
||||
ag.next_arg = NULL;
|
||||
|
||||
if ( irq_claim(IRQ_DMASCH0, &(ag.ih)) == -1 )
|
||||
panic ( "vidcaudio: couldn't claim IRQ_DMASCH0" );
|
||||
vidcaudio_rate(32);
|
||||
|
||||
disable_irq ( IRQ_DMASCH0 );
|
||||
/* Program the silence buffer and reset the DMA channel */
|
||||
|
||||
vidcaudio_dma_program ( ag.silence, ag.silence+NBPG-16,
|
||||
vidcaudio_dummy_routine, NULL );
|
||||
ag.silence = kmem_alloc(kernel_map, NBPG);
|
||||
if (ag.silence == NULL)
|
||||
panic("vidcaudio: Cannot allocate memory\n");
|
||||
|
||||
vidcaudio_hw_attach ( sc );
|
||||
bzero((char *)ag.silence, NBPG);
|
||||
bcopy((char *)beep_waveform, (char *)ag.silence, sizeof(beep_waveform));
|
||||
|
||||
ag.buffer = 0;
|
||||
|
||||
/* Install the irq handler for the DMA interrupt */
|
||||
ag.ih.ih_func = vidcaudio_intr;
|
||||
ag.ih.ih_arg = NULL;
|
||||
ag.ih.ih_level = IPL_NONE;
|
||||
|
||||
ag.intr = NULL;
|
||||
ag.nextintr = NULL;
|
||||
|
||||
disable_irq(IRQ_DMASCH0);
|
||||
|
||||
if (irq_claim(IRQ_DMASCH0, &(ag.ih)))
|
||||
panic("vidcaudio: couldn't claim IRQ_DMASCH0");
|
||||
|
||||
disable_irq(IRQ_DMASCH0);
|
||||
|
||||
vidcaudio_dma_program(ag.silence, ag.silence+NBPG-16,
|
||||
vidcaudio_dummy_routine, NULL);
|
||||
|
||||
vidcaudio_hw_attach(sc);
|
||||
|
||||
#ifdef DEBUG
|
||||
printf ( " UNDER DEVELOPMENT (nuts)\n" );
|
||||
printf(" UNDER DEVELOPMENT (nuts)\n");
|
||||
#endif
|
||||
}
|
||||
|
||||
int vidcaudio_open ( dev_t dev, int flags )
|
||||
int
|
||||
vidcaudio_open(dev, flags)
|
||||
dev_t dev;
|
||||
int flags;
|
||||
{
|
||||
struct vidcaudio_softc *sc;
|
||||
int unit = AUDIOUNIT (dev);
|
||||
int s;
|
||||
struct vidcaudio_softc *sc;
|
||||
int unit = AUDIOUNIT (dev);
|
||||
int s;
|
||||
|
||||
#ifdef DEBUG
|
||||
printf ( "DEBUG: vidcaudio_open called\n" );
|
||||
printf("DEBUG: vidcaudio_open called\n");
|
||||
#endif
|
||||
|
||||
if ( unit >= vidcaudiocd.cd_ndevs )
|
||||
return ENODEV;
|
||||
if (unit >= vidcaudiocd.cd_ndevs)
|
||||
return ENODEV;
|
||||
|
||||
sc = vidcaudiocd.cd_devs[unit];
|
||||
sc = vidcaudiocd.cd_devs[unit];
|
||||
|
||||
if (!sc)
|
||||
return ENXIO;
|
||||
if (!sc)
|
||||
return ENXIO;
|
||||
|
||||
s = splhigh ();
|
||||
s = splhigh();
|
||||
|
||||
if ( sc->open!=0 )
|
||||
return EBUSY;
|
||||
if (sc->open != 0) {
|
||||
(void)splx(s);
|
||||
return EBUSY;
|
||||
}
|
||||
|
||||
sc->open=1;
|
||||
ag.open=1;
|
||||
sc->open=1;
|
||||
ag.open=1;
|
||||
|
||||
(void)splx(s);
|
||||
return 0;
|
||||
(void)splx(s);
|
||||
return 0;
|
||||
}
|
||||
|
||||
void vidcaudio_close ( void *addr )
|
||||
void
|
||||
vidcaudio_close(addr)
|
||||
void *addr;
|
||||
{
|
||||
struct vidcaudio_softc *sc = addr;
|
||||
struct vidcaudio_softc *sc = addr;
|
||||
|
||||
vidcaudio_shutdown ();
|
||||
vidcaudio_shutdown ();
|
||||
|
||||
#ifdef DEBUG
|
||||
printf ( "DEBUG: vidcaudio_close called\n" );
|
||||
printf("DEBUG: vidcaudio_close called\n");
|
||||
#endif
|
||||
|
||||
sc->open = 0;
|
||||
ag.open = 0;
|
||||
sc->open = 0;
|
||||
ag.open = 0;
|
||||
}
|
||||
|
||||
/* ************************************************************************* *
|
||||
| Interface to the generic audio driver |
|
||||
* ************************************************************************* */
|
||||
|
||||
int vidcaudio_set_in_sr ( void *, u_long );
|
||||
u_long vidcaudio_get_in_sr ( void * );
|
||||
int vidcaudio_set_out_sr ( void *, u_long );
|
||||
u_long vidcaudio_get_out_sr ( void * );
|
||||
int vidcaudio_query_encoding ( void *, struct audio_encoding * );
|
||||
int vidcaudio_set_encoding ( void *, u_int );
|
||||
int vidcaudio_get_encoding ( void * );
|
||||
int vidcaudio_set_precision ( void *, u_int );
|
||||
int vidcaudio_getprecision ( void * );
|
||||
int vidcaudio_set_channels ( void *, int );
|
||||
int vidcaudio_get_channels ( void * );
|
||||
int vidcaudio_round_blocksize ( void *, int );
|
||||
int vidcaudio_set_out_port ( void *, int );
|
||||
int vidcaudio_get_out_port ( void * );
|
||||
int vidcaudio_set_in_port ( void *, int );
|
||||
int vidcaudio_get_in_port ( void * );
|
||||
int vidcaudio_commit_settings ( void * );
|
||||
u_int vidcaudio_get_silence ( int );
|
||||
void vidcaudio_sw_encode ( int, u_char *, int );
|
||||
void vidcaudio_sw_decode ( int, u_char *, int );
|
||||
int vidcaudio_start_output ( void *, void *, int, void (*)(), void *);
|
||||
int vidcaudio_start_input ( void *, void *, int, void (*)(), void *);
|
||||
int vidcaudio_halt_output ( void * );
|
||||
int vidcaudio_halt_input ( void * );
|
||||
int vidcaudio_cont_output ( void * );
|
||||
int vidcaudio_cont_input ( void * );
|
||||
int vidcaudio_speaker_ctl ( void *, int );
|
||||
int vidcaudio_getdev ( void *, struct audio_device * );
|
||||
int vidcaudio_setfd ( void *, int );
|
||||
int vidcaudio_set_port ( void *, mixer_ctrl_t * );
|
||||
int vidcaudio_get_port ( void *, mixer_ctrl_t * );
|
||||
int vidcaudio_query_devinfo ( void *, mixer_devinfo_t * );
|
||||
int vidcaudio_set_in_sr __P((void *, u_long));
|
||||
u_long vidcaudio_get_in_sr __P((void *));
|
||||
int vidcaudio_set_out_sr __P((void *, u_long));
|
||||
u_long vidcaudio_get_out_sr __P((void *));
|
||||
int vidcaudio_query_encoding __P((void *, struct audio_encoding *));
|
||||
int vidcaudio_set_encoding __P((void *, u_int));
|
||||
int vidcaudio_get_encoding __P((void *));
|
||||
int vidcaudio_set_precision __P((void *, u_int));
|
||||
int vidcaudio_getprecision __P((void *));
|
||||
int vidcaudio_set_channels __P((void *, int));
|
||||
int vidcaudio_get_channels __P((void *));
|
||||
int vidcaudio_round_blocksize __P((void *, int));
|
||||
int vidcaudio_set_out_port __P((void *, int));
|
||||
int vidcaudio_get_out_port __P((void *));
|
||||
int vidcaudio_set_in_port __P((void *, int));
|
||||
int vidcaudio_get_in_port __P((void *));
|
||||
int vidcaudio_commit_settings __P((void *));
|
||||
u_int vidcaudio_get_silence __P((int));
|
||||
void vidcaudio_sw_encode __P((int, u_char *, int));
|
||||
void vidcaudio_sw_decode __P((int, u_char *, int));
|
||||
int vidcaudio_start_output __P((void *, void *, int, void (*)(), void *));
|
||||
int vidcaudio_start_input __P((void *, void *, int, void (*)(), void *));
|
||||
int vidcaudio_halt_output __P((void *));
|
||||
int vidcaudio_halt_input __P((void *));
|
||||
int vidcaudio_cont_output __P((void *));
|
||||
int vidcaudio_cont_input __P((void *));
|
||||
int vidcaudio_speaker_ctl __P((void *, int));
|
||||
int vidcaudio_getdev __P((void *, struct audio_device *));
|
||||
int vidcaudio_setfd __P((void *, int));
|
||||
int vidcaudio_set_port __P((void *, mixer_ctrl_t *));
|
||||
int vidcaudio_get_port __P((void *, mixer_ctrl_t *));
|
||||
int vidcaudio_query_devinfo __P((void *, mixer_devinfo_t *));
|
||||
|
||||
struct audio_device vidcaudio_device = {
|
||||
"VidcAudio 8-bit",
|
||||
"x",
|
||||
"vidcaudio"
|
||||
"VidcAudio 8-bit",
|
||||
"x",
|
||||
"vidcaudio"
|
||||
};
|
||||
|
||||
int vidcaudio_set_in_sr ( void *addr, u_long sr )
|
||||
int
|
||||
vidcaudio_set_in_sr(addr, sr)
|
||||
void *addr;
|
||||
u_long sr;
|
||||
{
|
||||
ag.in_sr = sr;
|
||||
return 0;
|
||||
ag.in_sr = sr;
|
||||
return 0;
|
||||
}
|
||||
|
||||
u_long vidcaudio_get_in_sr ( void *addr )
|
||||
u_long
|
||||
vidcaudio_get_in_sr(addr)
|
||||
void *addr;
|
||||
{
|
||||
return ag.in_sr;
|
||||
return ag.in_sr;
|
||||
}
|
||||
|
||||
int vidcaudio_set_out_sr ( void *addr, u_long sr )
|
||||
int
|
||||
vidcaudio_set_out_sr(addr, sr)
|
||||
void *addr;
|
||||
u_long sr;
|
||||
{
|
||||
ag.out_sr = sr;
|
||||
return 0;
|
||||
ag.out_sr = sr;
|
||||
return 0;
|
||||
}
|
||||
|
||||
u_long vidcaudio_get_out_sr ( void *addr )
|
||||
u_long
|
||||
vidcaudio_get_out_sr(addr)
|
||||
void *addr;
|
||||
{
|
||||
return ( ag.out_sr );
|
||||
return(ag.out_sr);
|
||||
}
|
||||
|
||||
int vidcaudio_query_encoding ( void *addr, struct audio_encoding *fp )
|
||||
|
||||
Loading…
Reference in New Issue
Block a user