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struct nubus_slot
{
int slot_flags;
#define NUBUS_DEVICE_PRESENT 1
#define NUBUS_DEVICE_ACTIVE 2
#define NUBUS_DEVICE_IRQ 4
__u32 slot_directory;
__u32 slot_dlength;
__u32 slot_crc;
__u8 slot_rev;
__u8 slot_format;
__u8 slot_lanes;
/*
* Stuff we pulled from the directory
*/
__u32 slot_dirbase;
__u32 slot_thisdir;
char slot_vendor[64];
char slot_cardname[64];
};
struct nbnamevec
{
char *name;
int id;
};
struct nubus_dir
{
unsigned char *base;
int length;
int count;
int mask;
};
struct nubus_dirent
{
unsigned char type;
int value; /* Actually 24bits used */
int mask;
int base; /* For dirptr function */
};
struct nubus_type
{
__u16 category;
__u16 type;
__u16 DrHW;
__u16 DrSW;
};
#define NUBUS_CAT_BOARD 0x0001
#define NUBUS_CAT_DISPLAY 0x0003
#define NUBUS_CAT_NETWORK 0x0004
#define NUBUS_CAT_COMMUNICATIONS 0x0006
#define NUBUS_CAT_FONT 0x0009
#define NUBUS_CAT_CPU 0x000A
#define RES_ID_TYPE 0x0001
#define RES_ID_NAME 0x0002
#define RES_ID_BOARD_DIR 0x0001
#define RES_ID_FLAGS 0x0007
struct nubus_device_specifier
{
int (*setup)(struct nubus_device_specifier *, int slot, struct nubus_type *);
struct nubus_device_specifier *next;
};
extern void register_nubus_device(struct nubus_device_specifier *nb);
extern void unregister_nubus_device(struct nubus_device_specifier *nb);
extern struct nubus_dir *nubus_openrootdir(int slot);
extern struct nubus_dir *nubus_opensubdir(struct nubus_dirent *d);
extern void nubus_closedir(struct nubus_dir *);
extern struct nubus_dirent *nubus_readdir(struct nubus_dir *);
extern unsigned char *nubus_dirptr(struct nubus_dirent *d);
extern void nubus_strncpy(int slot, void *to, unsigned char *p, int len);
extern void nubus_memcpy(int slot, void *to, unsigned char *p, int len);
extern void nubus_init(void);
extern void nubus_sweep_video(void);
extern int nubus_ethernet_addr(int slot, unsigned char *addr);
extern __inline void *nubus_slot_addr(int slot)
{
return (void *)(0xF0000000|(slot<<24));
}
extern int nubus_hwreg_present(volatile void *ptr);
extern void nubus_init_via(void);
extern int nubus_free_irq(int slot);
extern int nubus_request_irq(int slot, void *dev_id, void (*handler)(int,void *,struct pt_regs *));
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