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i82365var.h revision 1.1.2.1 
      1 #include <sys/device.h>
      2 
      3 #include <dev/pcmcia/pcmciareg.h>
      4 #include <dev/pcmcia/pcmciachip.h>
      5 
      6 #include <dev/ic/i82365reg.h>
      7 
      8 struct pcic_handle {
      9     struct pcic_softc *sc;
     10     int vendor;
     11     int sock;
     12     int flags;
     13     int memalloc;
     14     int ioalloc;
     15     struct device *pcmcia;
     16 };
     17 
     18 #define C0SA PCIC_CHIP0_BASE+PCIC_SOCKETA_INDEX
     19 #define C0SB PCIC_CHIP0_BASE+PCIC_SOCKETB_INDEX
     20 #define C1SA PCIC_CHIP1_BASE+PCIC_SOCKETA_INDEX
     21 #define C1SB PCIC_CHIP1_BASE+PCIC_SOCKETB_INDEX
     22 
     23 /* This is sort of arbitrary.  It merely needs to be "enough".
     24    It can be overridden in the conf file, anyway. */
     25 
     26 #define PCIC_MEM_PAGES	4
     27 #define PCIC_MEMSIZE	PCIC_MEM_PAGES*PCIC_MEM_PAGESIZE
     28 
     29 #define PCIC_NSLOTS	4
     30 
     31 struct pcic_softc {
     32     struct device dev;
     33 
     34     bus_space_tag_t memt;
     35     bus_space_handle_t memh;
     36     bus_space_tag_t iot;
     37     bus_space_handle_t ioh;
     38 
     39     /* XXX isa_chipset_tag_t, pci_chipset_tag_t, etc. */
     40     caddr_t intr_est;
     41 
     42     pcmcia_chipset_tag_t pct;
     43 
     44     /* this needs to be large enough to hold PCIC_MEM_PAGES bits */
     45     int subregionmask;
     46 
     47     /* used by memory window mapping functions */
     48     bus_addr_t membase;
     49 
     50     int irq;
     51     void *ih;
     52 
     53     struct pcic_handle handle[PCIC_NSLOTS];
     54 };
     55 
     56 
     57 int pcic_ident_ok __P((int));
     58 int pcic_vendor __P((struct pcic_handle *));
     59 char *pcic_vendor_to_string __P((int));
     60 
     61 void pcic_attach __P((struct pcic_softc *));
     62 void pcic_attach_sockets __P((struct pcic_softc *));
     63 int pcic_intr __P((void *arg));
     64 
     65 static inline int pcic_read __P((struct pcic_handle *, int));
     66 static inline void pcic_write __P((struct pcic_handle *, int, int));
     67 static inline void pcic_wait_ready __P((struct pcic_handle *));
     68 
     69 int pcic_chip_mem_alloc __P((pcmcia_chipset_handle_t, bus_size_t,
     70 			     struct pcmcia_mem_handle *));
     71 void pcic_chip_mem_free __P((pcmcia_chipset_handle_t,
     72 			     struct pcmcia_mem_handle *));
     73 int pcic_chip_mem_map __P((pcmcia_chipset_handle_t, int, bus_addr_t,
     74 			   bus_size_t, struct pcmcia_mem_handle *,
     75 			   bus_addr_t *, int *));
     76 void pcic_chip_mem_unmap __P((pcmcia_chipset_handle_t, int));
     77 
     78 int pcic_chip_io_alloc __P((pcmcia_chipset_handle_t, bus_addr_t, bus_size_t,
     79 			    struct pcmcia_io_handle *));
     80 void pcic_chip_io_free __P((pcmcia_chipset_handle_t,
     81 			    struct pcmcia_io_handle *));
     82 int pcic_chip_io_map __P((pcmcia_chipset_handle_t, int, bus_addr_t, bus_size_t,
     83 			  struct pcmcia_io_handle *, int *));
     84 void pcic_chip_io_unmap __P((pcmcia_chipset_handle_t, int));
     85 
     86 void pcic_chip_socket_enable __P((pcmcia_chipset_handle_t));
     87 void pcic_chip_socket_disable __P((pcmcia_chipset_handle_t));
     88 
     89 static inline int
     90 pcic_read(h, idx)
     91      struct pcic_handle *h;
     92      int idx;
     93 {
     94     if (idx != -1)
     95 	bus_space_write_1(h->sc->iot, h->sc->ioh, PCIC_REG_INDEX, h->sock+idx);
     96     return(bus_space_read_1(h->sc->iot, h->sc->ioh, PCIC_REG_DATA));
     97 }
     98 
     99 static inline void
    100 pcic_write(h, idx, data)
    101      struct pcic_handle *h;
    102      int idx;
    103      int data;
    104 {
    105     if (idx != -1)
    106 	bus_space_write_1(h->sc->iot, h->sc->ioh, PCIC_REG_INDEX, h->sock+idx);
    107     bus_space_write_1(h->sc->iot, h->sc->ioh, PCIC_REG_DATA, (data));
    108 }
    109 
    110 static inline void
    111 pcic_wait_ready(h)
    112      struct pcic_handle *h;
    113 {
    114     int i;
    115 
    116     for (i=0; i<10000; i++) {
    117 	if (pcic_read(h, PCIC_IF_STATUS) & PCIC_IF_STATUS_READY)
    118 	    return;
    119 	delay(500);
    120     }
    121 
    122 #ifdef DIAGNOSTIC
    123     printf("pcic_wait_ready ready never happened\n");
    124 #endif
    125 }
    126 
    127