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Diffstat (limited to 'include/asm-s390x/s390dyn.h')
| -rw-r--r-- | include/asm-s390x/s390dyn.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/include/asm-s390x/s390dyn.h b/include/asm-s390x/s390dyn.h new file mode 100644 index 000000000..a728ddf33 --- /dev/null +++ b/include/asm-s390x/s390dyn.h @@ -0,0 +1,50 @@ +/* + * arch/s390/kernel/s390dyn.h + * S/390 data definitions for dynamic device attachment + * + * S390 version + * Copyright (C) 2000 IBM Deutschland Entwicklung GmbH, IBM Corporation + * Author(s): Ingo Adlung (adlung@de.ibm.com) + */ + +#ifndef __s390dyn_h +#define __s390dyn_h + +struct _devreg; + +typedef int (* oper_handler_func_t)( int irq, + struct _devreg *dreg); + +typedef struct _devreg_hc_t { + __u16 ctype; + __u8 cmode; + __u16 dtype; + __u8 dmode; + } __attribute__ ((packed)) devreg_hc_t; + +typedef struct _devreg { + union { + int devno; + devreg_hc_t hc; /* has controller info */ + } ci; + + int flag; + oper_handler_func_t oper_func; + struct _devreg *prev; + struct _devreg *next; +} devreg_t; + +#define DEVREG_EXACT_MATCH 0x00000001 +#define DEVREG_MATCH_DEV_TYPE 0x00000002 +#define DEVREG_MATCH_CU_TYPE 0x00000004 +#define DEVREG_NO_CU_INFO 0x00000008 +#define DEVREG_NO_DEV_INFO 0x00000010 + +#define DEVREG_TYPE_DEVNO 0x80000000 +#define DEVREG_TYPE_DEVCHARS 0x40000000 + +int s390_device_register ( devreg_t *drinfo ); +int s390_device_unregister( devreg_t *dreg ); +devreg_t * s390_search_devreg ( ioinfo_t *ioinfo ); + +#endif /* __s390dyn */ |