-/*
+/*
* File...........: linux/drivers/s390/block/dasd_diag.h
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Based on.......: linux/drivers/s390/block/mdisk.h
* Bugreports.to..: <Linux390@de.ibm.com>
* (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 1999,2000
*
- * $Revision: 1.6 $
*/
#define MDSK_WRITE_REQ 0x01
#define DEV_CLASS_FBA 0x01
#define DEV_CLASS_ECKD 0x04
+#define DASD_DIAG_LC_INT_CODE 132
+#define DASD_DIAG_LC_INT_STATUS 133
+#define DASD_DIAG_LC_INT_PARM_31BIT 128
+#define DASD_DIAG_LC_INT_PARM_64BIT 4536
+#define DASD_DIAG_CODE_31BIT 0x03
+#define DASD_DIAG_CODE_64BIT 0x07
+
+#define DASD_DIAG_RWFLAG_ASYNC 0x02
+#define DASD_DIAG_RWFLAG_NOCACHE 0x01
+
+#define DASD_DIAG_FLAGA_FORMAT_64BIT 0x80
+
struct dasd_diag_characteristics {
u16 dev_nr;
u16 rdc_len;
u8 rdev_features;
} __attribute__ ((packed, aligned(4)));
+
+#ifdef CONFIG_64BIT
+#define DASD_DIAG_FLAGA_DEFAULT DASD_DIAG_FLAGA_FORMAT_64BIT
+
+typedef u64 blocknum_t;
+typedef s64 sblocknum_t;
+
+struct dasd_diag_bio {
+ u8 type;
+ u8 status;
+ u8 spare1[2];
+ u32 alet;
+ blocknum_t block_number;
+ void *buffer;
+} __attribute__ ((packed, aligned(8)));
+
+struct dasd_diag_init_io {
+ u16 dev_nr;
+ u8 flaga;
+ u8 spare1[21];
+ u32 block_size;
+ u8 spare2[4];
+ blocknum_t offset;
+ sblocknum_t start_block;
+ blocknum_t end_block;
+ u8 spare3[8];
+} __attribute__ ((packed, aligned(8)));
+
+struct dasd_diag_rw_io {
+ u16 dev_nr;
+ u8 flaga;
+ u8 spare1[21];
+ u8 key;
+ u8 flags;
+ u8 spare2[2];
+ u32 block_count;
+ u32 alet;
+ u8 spare3[4];
+ u64 interrupt_params;
+ struct dasd_diag_bio *bio_list;
+ u8 spare4[8];
+} __attribute__ ((packed, aligned(8)));
+#else /* CONFIG_64BIT */
+#define DASD_DIAG_FLAGA_DEFAULT 0x0
+
+typedef u32 blocknum_t;
+typedef s32 sblocknum_t;
+
struct dasd_diag_bio {
u8 type;
u8 status;
u16 spare1;
- u32 block_number;
+ blocknum_t block_number;
u32 alet;
- u32 buffer;
+ void *buffer;
} __attribute__ ((packed, aligned(8)));
struct dasd_diag_init_io {
u16 dev_nr;
- u16 spare1[11];
+ u8 flaga;
+ u8 spare1[21];
u32 block_size;
- u32 offset;
- u32 start_block;
- u32 end_block;
- u32 spare2[6];
+ blocknum_t offset;
+ sblocknum_t start_block;
+ blocknum_t end_block;
+ u8 spare2[24];
} __attribute__ ((packed, aligned(8)));
struct dasd_diag_rw_io {
u16 dev_nr;
- u16 spare1[11];
+ u8 flaga;
+ u8 spare1[21];
u8 key;
u8 flags;
- u16 spare2;
+ u8 spare2[2];
u32 block_count;
u32 alet;
- u32 bio_list;
+ struct dasd_diag_bio *bio_list;
u32 interrupt_params;
- u32 spare3[5];
+ u8 spare3[20];
} __attribute__ ((packed, aligned(8)));
-
+#endif /* CONFIG_64BIT */