patch-2.2.17 linux/include/linux/dasd.h

• Lines: 242
• Date: Mon Sep 4 18:39:28 2000
• Orig file: v2.2.16/include/linux/dasd.h
• Orig date: Mon Sep 4 18:37:13 2000

diff -u --recursive --new-file v2.2.16/include/linux/dasd.h linux/include/linux/dasd.h
@@ -1,241 +0,0 @@
-
-#ifndef DASD_H
-#define DASD_H
-
-/* First of all the external stuff */
-#include <linux/ioctl.h>
-#include <linux/major.h>
-#include <linux/wait.h>
-
-#define IOCTL_LETTER 'D'
-/* Format the volume or an extent */
-#define BIODASDFORMAT  _IOW(IOCTL_LETTER,0,format_data_t) 
-/* Disable the volume (for Linux) */
-#define BIODASDDISABLE _IO(IOCTL_LETTER,1) 
-/* Enable the volume (for Linux) */
-#define BIODASDENABLE  _IO(IOCTL_LETTER,2) 
-/* Stuff for reading and writing the Label-Area to/from user space */
-#define BIODASDGTVLBL  _IOR(IOCTL_LETTER,3,dasd_volume_label_t)
-#define BIODASDSTVLBL  _IOW(IOCTL_LETTER,4,dasd_volume_label_t)
-#define BIODASDRWTB    _IOWR(IOCTL_LETTER,5,int)
-#define BIODASDRSID    _IOR(IOCTL_LETTER,6,senseid_t)
-#define BIODASDRLB     _IOR(IOCTL_LETTER,7,int)
-#define BLKGETBSZ      _IOR(IOCTL_LETTER,8,int)
-
-typedef struct {
-	int start_unit;
-	int stop_unit;
-	int blksize;
-} format_data_t;
-
-typedef
-union {
-	char bytes[512];
-	struct {
-		/* 80 Bytes of Label data */
-		char identifier[4];	/* e.g. "LNX1", "VOL1" or "CMS1" */
-		char label[6];	/* Given by user */
-		char security;
-		char vtoc[5];	/* Null in "LNX1"-labelled partitions */
-		char reserved0[5];
-		long ci_size;
-		long blk_per_ci;
-		long lab_per_ci;
-		char reserved1[4];
-		char owner[0xe];
-		char no_part;
-		char reserved2[0x1c];
-		/* 16 Byte of some information on the dasd */
-		short blocksize;
-		char nopart;
-		char unused;
-		long unused2[3];
-		/* 7*10 = 70 Bytes of partition data */
-		struct {
-			char type;
-			long start;
-			long size;
-			char unused;
-		} part[7];
-	} __attribute__ ((packed)) label;
-} dasd_volume_label_t;
-
-typedef union {
-	struct {
-		unsigned long no;
-		unsigned int ct;
-	} __attribute__ ((packed)) input;
-	struct {
-		unsigned long noct;
-	} __attribute__ ((packed)) output;
-} __attribute__ ((packed)) dasd_xlate_t;
-
-int dasd_init (void);
-#ifdef MODULE
-int init_module (void);
-void cleanup_module (void);
-#endif				/* MODULE */
-
-/* Definitions for blk.h */
-/* #define DASD_MAGIC 0x44415344  is ascii-"DASD" */
-/* #define dasd_MAGIC 0x64617364;  is ascii-"dasd" */
-#define DASD_MAGIC 0xC4C1E2C4 /* is ebcdic-"DASD" */
-#define dasd_MAGIC 0x8481A284 /* is ebcdic-"dasd" */
-#define MDSK_MAGIC 0xD4C4E2D2 /* is ebcdic-"MDSK" */
-#define mdsk_MAGIC 0x9484A292 /* is ebcdic-"mdsk" */
-#define ERP_MAGIC  0xC5D9D740 /* is ebcdic-"ERP" */
-#define erp_MAGIC  0x45999740 /* is ebcdic-"erp" */
-
-#define DASD_NAME "dasd"
-#define DASD_PARTN_BITS 2
-#define DASD_MAX_DEVICES (256>>DASD_PARTN_BITS)
-
-#define MAJOR_NR DASD_MAJOR
-#define PARTN_BITS DASD_PARTN_BITS
-
-#ifdef __KERNEL__
-/* Now lets turn to the internal sbtuff */
-/*
-   define the debug levels:
-   - 0 No debugging output to console or syslog
-   - 1 Log internal errors to syslog, ignore check conditions 
-   - 2 Log internal errors and check conditions to syslog
-   - 3 Log internal errors to console, log check conditions to syslog
-   - 4 Log internal errors and check conditions to console
-   - 5 panic on internal errors, log check conditions to console
-   - 6 panic on both, internal errors and check conditions
- */
-#define DASD_DEBUG 4
-
-#define DASD_PROFILE
-/*
-   define the level of paranoia
-   - 0 quite sure, that things are going right
-   - 1 sanity checking, only to avoid panics
-   - 2 normal sanity checking
-   - 3 extensive sanity checks
-   - 4 exhaustive debug messages
- */
-#define DASD_PARANOIA 2
-
-/*
-   define the depth of flow control, which is logged as a check condition
-   - 0 No flow control messages
-   - 1 Entry of functions logged like check condition
-   - 2 Entry and exit of functions logged like check conditions
-   - 3 Internal structure broken down
-   - 4 unrolling of loops,...
- */
-#define DASD_FLOW_CONTROL 0
-
-#if DASD_DEBUG > 0
-#define PRINT_DEBUG(x...) printk ( KERN_DEBUG PRINTK_HEADER x )
-#define PRINT_INFO(x...) printk ( KERN_INFO PRINTK_HEADER x )
-#define PRINT_WARN(x...) printk ( KERN_WARNING PRINTK_HEADER x )
-#define PRINT_ERR(x...) printk ( KERN_ERR PRINTK_HEADER x )
-#define PRINT_FATAL(x...) panic ( PRINTK_HEADER x )
-#else
-#define PRINT_DEBUG(x...) printk ( KERN_DEBUG PRINTK_HEADER x )
-#define PRINT_INFO(x...) printk ( KERN_DEBUG PRINTK_HEADER x )
-#define PRINT_WARN(x...) printk ( KERN_DEBUG PRINTK_HEADER x )
-#define PRINT_ERR(x...) printk ( KERN_DEBUG PRINTK_HEADER x )
-#define PRINT_FATAL(x...) printk ( KERN_DEBUG PRINTK_HEADER x )
-#endif				/* DASD_DEBUG */
-
-#define INTERNAL_ERRMSG(x,y...) \
-"Internal error: in file " __FILE__ " line: %d: " x, __LINE__, y
-#define INTERNAL_CHKMSG(x,y...) \
-"Inconsistency: in file " __FILE__ " line: %d: " x, __LINE__, y
-#define INTERNAL_FLWMSG(x,y...) \
-"Flow control: file " __FILE__ " line: %d: " x, __LINE__, y
-
-#if DASD_DEBUG > 4
-#define INTERNAL_ERROR(x...) PRINT_FATAL ( INTERNAL_ERRMSG ( x ) )
-#elif DASD_DEBUG > 2
-#define INTERNAL_ERROR(x...) PRINT_ERR ( INTERNAL_ERRMSG ( x ) )
-#elif DASD_DEBUG > 0
-#define INTERNAL_ERROR(x...) PRINT_WARN ( INTERNAL_ERRMSG ( x ) )
-#else
-#define INTERNAL_ERROR(x...)
-#endif				/* DASD_DEBUG */
-
-#if DASD_DEBUG > 5
-#define INTERNAL_CHECK(x...) PRINT_FATAL ( INTERNAL_CHKMSG ( x ) )
-#elif DASD_DEBUG > 3
-#define INTERNAL_CHECK(x...) PRINT_ERR ( INTERNAL_CHKMSG ( x ) )
-#elif DASD_DEBUG > 1
-#define INTERNAL_CHECK(x...) PRINT_WARN ( INTERNAL_CHKMSG ( x ) )
-#else
-#define INTERNAL_CHECK(x...)
-#endif				/* DASD_DEBUG */
-
-#if DASD_DEBUG > 3
-#define INTERNAL_FLOW(x...) PRINT_ERR ( INTERNAL_FLWMSG ( x ) )
-#elif DASD_DEBUG > 2
-#define INTERNAL_FLOW(x...) PRINT_WARN ( INTERNAL_FLWMSG ( x ) )
-#else
-#define INTERNAL_FLOW(x...)
-#endif				/* DASD_DEBUG */
-
-#if DASD_FLOW_CONTROL > 0
-#define FUNCTION_ENTRY(x) INTERNAL_FLOW( x "entered %s\n","" );
-#else
-#define FUNCTION_ENTRY(x)
-#endif				/* DASD_FLOW_CONTROL */
-
-#if DASD_FLOW_CONTROL > 1
-#define FUNCTION_EXIT(x) INTERNAL_FLOW( x "exited %s\n","" );
-#else
-#define FUNCTION_EXIT(x)
-#endif				/* DASD_FLOW_CONTROL */
-
-#if DASD_FLOW_CONTROL > 2
-#define FUNCTION_CONTROL(x...) INTERNAL_FLOW( x );
-#else
-#define FUNCTION_CONTROL(x...)
-#endif				/* DASD_FLOW_CONTROL */
-
-#if DASD_FLOW_CONTROL > 3
-#define LOOP_CONTROL(x...) INTERNAL_FLOW( x );
-#else
-#define LOOP_CONTROL(x...)
-#endif				/* DASD_FLOW_CONTROL */
-
-#define DASD_DO_IO_SLEEP 0x01
-#define DASD_DO_IO_NOLOCK 0x02
-#define DASD_DO_IO_NODEC 0x04
-
-#define DASD_NOT_FORMATTED 0x01
-
-extern struct wait_queue *dasd_waitq;
-
-#undef DEBUG_DASD_MALLOC
-#ifdef DEBUG_DASD_MALLOC
-void *b;
-#define kmalloc(x...) (PRINT_INFO(" kmalloc %p\n",b=kmalloc(x)),b)
-#define kfree(x) PRINT_INFO(" kfree %p\n",x);kfree(x)
-#define get_free_page(x...) (PRINT_INFO(" gfp %p\n",b=get_free_page(x)),b)
-#define __get_free_pages(x...) (PRINT_INFO(" gfps %p\n",b=__get_free_pages(x)),b)
-#endif				/* DEBUG_DASD_MALLOC */
-
-#endif				/* __KERNEL__ */
-#endif				/* DASD_H */
-
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only.  This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-indent-level: 4 
- * c-brace-imaginary-offset: 0
- * c-brace-offset: -4
- * c-argdecl-indent: 4
- * c-label-offset: -4
- * c-continued-statement-offset: 4
- * c-continued-brace-offset: 0
- * indent-tabs-mode: nil
- * tab-width: 8
- * End:
- */