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      1 /* $NetBSD: eapvar.h,v 1.6 2020/03/05 15:18:55 riastradh Exp $ */
      2 
      3 #include <dev/pci/pcivar.h>
      4 
      5 #include <dev/ic/ac97var.h>
      6 
      7 struct eap_gameport_args {
      8 	bus_space_tag_t gpa_iot;
      9 	bus_space_handle_t gpa_ioh;
     10 };
     11 
     12 struct eap_dma {
     13 	bus_dmamap_t map;
     14 	void *addr;
     15 	bus_dma_segment_t segs[1];
     16 	int nsegs;
     17 	size_t size;
     18 	struct eap_dma *next;
     19 };
     20 
     21 #define DMAADDR(p) ((p)->map->dm_segs[0].ds_addr)
     22 #define KERNADDR(p) ((void *)((p)->addr))
     23 
     24 /*
     25  * The card has two DACs. Using them is a bit twisted: we use DAC2
     26  * as default and DAC1 as the optional secondary DAC.
     27  */
     28 #define EAP_DAC1 1
     29 #define EAP_DAC2 0
     30 #define EAP_I1 EAP_DAC2
     31 #define EAP_I2 EAP_DAC1
     32 struct eap_instance {
     33 	device_t parent;
     34 	int index;
     35 
     36 	void	(*ei_pintr)(void *);	/* DMA completion intr handler */
     37 	void	*ei_parg;		/* arg for ei_intr() */
     38 	device_t ei_audiodev;		/* audio device, for detach */
     39 #ifdef DIAGNOSTIC
     40 	char	ei_prun;
     41 #endif
     42 };
     43 
     44 struct eap_softc {
     45 	device_t sc_dev;		/* base device */
     46 	void *sc_ih;			/* interrupt vectoring */
     47 	bus_space_tag_t iot;
     48 	bus_space_handle_t ioh;
     49 	bus_size_t iosz;
     50 	bus_dma_tag_t sc_dmatag;	/* DMA tag */
     51 	kmutex_t sc_intr_lock;
     52 	kmutex_t sc_lock;
     53 
     54 	struct eap_dma *sc_dmas;
     55 
     56 	void	(*sc_rintr)(void *);	/* DMA completion intr handler */
     57 	void	*sc_rarg;		/* arg for sc_intr() */
     58 #ifdef DIAGNOSTIC
     59 	char	sc_rrun;
     60 #endif
     61 
     62 #if NMIDI > 0
     63 	void	(*sc_iintr)(void *, int); /* midi input ready handler */
     64 	void	(*sc_ointr)(void *);	/* midi output ready handler */
     65 	void	*sc_arg;
     66 	device_t sc_mididev;
     67 #endif
     68 #if NJOY_EAP > 0
     69 	device_t sc_gameport;
     70 #endif
     71 
     72 	u_short	sc_port[AK_NPORTS];	/* mirror of the hardware setting */
     73 	u_int	sc_record_source;	/* recording source mask */
     74 	u_int	sc_input_source;	/* input source mask */
     75 	u_int	sc_mic_preamp;
     76 	char    sc_1371;		/* Using ES1371/AC97 codec */
     77 
     78 	struct ac97_codec_if *codec_if;
     79 	struct ac97_host_if host_if;
     80 
     81 	struct eap_instance sc_ei[2];
     82 
     83 	pci_chipset_tag_t sc_pc;	/* For detach */
     84 };
     85 
     86 
     87 device_t eap_joy_attach(device_t, struct eap_gameport_args *);
     88 int eap_joy_detach(device_t, struct eap_gameport_args *);
     89