diff options
Diffstat (limited to 'sys/isa/isavar.h')
| -rw-r--r-- | sys/isa/isavar.h | 68 |
1 files changed, 53 insertions, 15 deletions
diff --git a/sys/isa/isavar.h b/sys/isa/isavar.h index a0a9b88..7f912e5 100644 --- a/sys/isa/isavar.h +++ b/sys/isa/isavar.h @@ -29,8 +29,12 @@ #ifndef _ISA_ISAVAR_H_ #define _ISA_ISAVAR_H_ +struct isa_config; +struct isa_pnp_id; +typedef void isa_config_cb(void *arg, struct isa_config *config, int enable); + #include "isa_if.h" -#include <isa/pnp.h> +#include <isa/pnpvar.h> #ifdef KERNEL @@ -50,6 +54,39 @@ #define ISA_NIRQ 2 #define ISA_NDRQ 2 +/* + * Plug and play cards can support a range of resource + * configurations. This structure is used by the isapnp parser to + * inform the isa bus about the resource possibilities of the + * device. Each different alternative should be supplied by calling + * ISA_ADD_CONFIG(). + */ +struct isa_range { + u_int32_t ir_start; + u_int32_t ir_end; + u_int32_t ir_size; + u_int32_t ir_align; +}; + +struct isa_config { + struct isa_range ic_mem[ISA_NMEM]; + struct isa_range ic_port[ISA_NPORT]; + u_int32_t ic_irqmask[ISA_NIRQ]; + u_int32_t ic_drqmask[ISA_NDRQ]; + int ic_nmem; + int ic_nport; + int ic_nirq; + int ic_ndrq; +}; + +/* + * Used to build lists of IDs and description strings for PnP drivers. + */ +struct isa_pnp_id { + u_int32_t ip_id; + const char *ip_desc; +}; + enum isa_device_ivars { ISA_IVAR_PORT, ISA_IVAR_PORT_0 = ISA_IVAR_PORT, @@ -76,12 +113,6 @@ enum isa_device_ivars { ISA_IVAR_COMPATID }; -extern intrmask_t isa_irq_pending(void); -extern intrmask_t isa_irq_mask(void); -#ifdef __i386__ -extern void isa_wrap_old_drivers(void); -#endif - /* * Simplified accessors for isa devices */ @@ -112,14 +143,21 @@ ISA_ACCESSOR(serial, SERIAL, int) ISA_ACCESSOR(logicalid, LOGICALID, int) ISA_ACCESSOR(compatid, COMPATID, int) -void isa_dmacascade __P((int chan)); -void isa_dmadone __P((int flags, caddr_t addr, int nbytes, int chan)); -void isa_dmainit __P((int chan, u_int bouncebufsize)); -void isa_dmastart __P((int flags, caddr_t addr, u_int nbytes, int chan)); -int isa_dma_acquire __P((int chan)); -void isa_dma_release __P((int chan)); -int isa_dmastatus __P((int chan)); -int isa_dmastop __P((int chan)); +extern intrmask_t isa_irq_pending(void); +extern intrmask_t isa_irq_mask(void); +#ifdef __i386__ +extern void isa_wrap_old_drivers(void); +#endif +extern void isa_probe_children(device_t dev); + +extern void isa_dmacascade __P((int chan)); +extern void isa_dmadone __P((int flags, caddr_t addr, int nbytes, int chan)); +extern void isa_dmainit __P((int chan, u_int bouncebufsize)); +extern void isa_dmastart __P((int flags, caddr_t addr, u_int nbytes, int chan)); +extern int isa_dma_acquire __P((int chan)); +extern void isa_dma_release __P((int chan)); +extern int isa_dmastatus __P((int chan)); +extern int isa_dmastop __P((int chan)); #endif /* KERNEL */ |
