patch-2.4.2 linux/include/asm-s390x/s390dyn.h

• Lines: 51
• Date: Tue Feb 13 14:13:44 2001
• Orig file: v2.4.1/linux/include/asm-s390x/s390dyn.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.1/linux/include/asm-s390x/s390dyn.h linux/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 */