patch-2.1.41 linux/drivers/sound/pnp.h

• Lines: 113
• Date: Sun May 11 02:58:36 1997
• Orig file: v2.1.40/linux/drivers/sound/pnp.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.40/linux/drivers/sound/pnp.h linux/drivers/sound/pnp.h
@@ -0,0 +1,112 @@
+#ifndef _PNP_H_
+#define _PNP_H_
+
+#define MAX_PNP_CARDS 	16
+
+#define PNP_DEVID(a, b, c, id) \
+	((a-'@')<<26) | ((b-'@')<<21) | ((c-'@') << 16) | (id&0xffff)
+
+#define NO_PORT	0
+#define NO_IRQ  0
+#define NO_DMA	4
+
+struct pnp_port_resource
+{
+	short range_min, range_max;
+	unsigned char align, len;
+};
+
+struct pnp_func
+  {
+    struct pnp_dev *dev;
+    unsigned long   flags;
+    struct pnp_func *next;
+    int nports;
+    struct pnp_port_resource ports[8];
+    int nirq;
+    unsigned short irq[2];
+    int ndma;
+    unsigned char dma[2];
+  };
+
+struct pnp_dev
+  {
+    int             key;	/* A PnP device id identifying this device */
+    char           *name;	/* ANSI identifier string */
+    int		    devno;	/* Logical device number within a card */
+    int             ncompat;	/* Number of compatible device idents */
+    int             compat_keys[8];	/* List of PnP compatible device idents */
+    struct pnp_card *card;	/* Link to the card which holds this device */
+    struct pnp_dev *next;	/* Pointer to next logical device or NULL */
+
+    int 	    nports, nirq, ndma;
+
+    int             nfunc;	/* Number of dependent function records */
+    struct pnp_func *functions;	/* List of dependent functions */
+    int             driver;	/* Driver signature or 0 */
+    int		    preconfig;  /* 1 if config has been set manully */
+
+  };
+
+struct pnp_card
+  {
+    int             key;	/* Unique PnP device identifier */
+    char           *name;	/* ANSI identifier string of the card */
+    int             csn;	/* Card select number */
+
+    char            pnp_version;
+    char            vendor_version;
+
+    int             driven;	/* 0=No driver assigned, */
+    /* 1=Drivers assigned to some of logical devices */
+    /* 2=Card and all of it's devices have a driver */
+    int             relocated;	/* 0=Card is inactive, 1=card is up and running */
+
+    int             ndevs;	/* Number of logical devices on the card */
+    struct pnp_dev *devices;	/* Pointer to first function entry */
+  };
+
+typedef struct pnp_card_info {
+  struct pnp_card card;
+  char name[64];
+} pnp_card_info;
+
+extern int      pnp_card_count;
+extern struct 	pnp_card *pnp_cards[MAX_PNP_CARDS];
+extern struct pnp_dev *pnp_device_list;
+
+extern int pnp_trace;
+
+/*
+ * Callable functions
+ */
+
+extern void pnp_init(void);		/* Called by kernel during boot */
+extern void terminate_pnp(void);
+
+extern int pnp_connect(char *driver_name);
+extern void pnp_disconnect(int driver_signature);
+
+/*
+ * pnp_get_descr() returns an ASCII desctription string for a device.
+ * The parameter is an compressed EISA identifier of the device/card.
+ */
+extern char *pnp_get_descr (int id);
+
+extern void pnp_enable_device(struct pnp_dev *dev, int state);
+extern void pnp_set_port(struct pnp_dev *dev, int selec, unsigned short base);
+extern void pnp_set_irq(struct pnp_dev *dev, int selec, unsigned short val);
+extern void pnp_set_dma(struct pnp_dev *dev, int selec, unsigned short val);
+extern unsigned short pnp_get_port(struct pnp_dev *dev, int selec);
+extern unsigned short pnp_get_irq(struct pnp_dev *dev, int selec);
+extern unsigned short pnp_get_dma(struct pnp_dev *dev, int selec);
+extern int pnp_allocate_device(int driver_sig, struct pnp_dev *dev, int basemask, int irqmask,
+			       int dmamask, int memmask);
+extern void pnp_release_device(int driver_sig, struct pnp_dev *dev);
+extern int pnp_asc2devid(char *name);
+extern char *pnp_devid2asc(int id);
+extern void pnp_dump_resources(void);
+extern int pnp_device_status (struct pnp_dev *dev);
+struct pnp_dev *pnp_get_next_device(int driver_sig, struct pnp_dev *prev);
+unsigned char pnp_readreg (struct pnp_dev *dev, int reg);
+#endif