PATCH: qdio headers for S/390 and S/390x
Alan Cox (alan@lxorguk.ukuu.org.uk)
Mon, 14 Jul 2003 13:33:25 +0100
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.22-pre5/include/asm-s390/qdio.h linux.22-pre5-ac1/include/asm-s390/qdio.h
--- linux.22-pre5/include/asm-s390/qdio.h 1970-01-01 01:00:00.000000000 +0100
+++ linux.22-pre5-ac1/include/asm-s390/qdio.h 2003-07-07 16:05:42.000000000 +0100
@@ -0,0 +1,883 @@
+/*
+ * linux/include/asm/qdio.h
+ *
+ * Linux for S/390 QDIO base support, Hipersocket base support
+ * version 2
+ *
+ * Copyright 2000,2002 IBM Corporation
+ * Author(s): Utz Bacher <utz.bacher@de.ibm.com>
+ *
+ */
+#ifndef __QDIO_H__
+#define __QDIO_H__
+
+#define VERSION_QDIO_H "$Revision: 1.66 $"
+
+/* note, that most of the typedef's are from ingo. */
+
+#include <linux/interrupt.h>
+#include <asm/irq.h>
+
+//#define QDIO_DBF_LIKE_HELL
+
+#define QDIO_NAME "qdio "
+
+#define QDIO_VERBOSE_LEVEL 9
+
+#ifndef CONFIG_ARCH_S390X
+#define QDIO_32_BIT
+#endif /* CONFIG_ARCH_S390X */
+
+#define QDIO_USE_PROCESSING_STATE
+
+#ifdef CONFIG_QDIO_PERF_STATS
+#define QDIO_PERFORMANCE_STATS
+#endif /* CONFIG_QDIO_PERF_STATS */
+
+/**** CONSTANTS, that are relied on without using these symbols *****/
+#define QDIO_MAX_QUEUES_PER_IRQ 32 /* used in width of unsigned int */
+/************************ END of CONSTANTS **************************/
+#define QDIO_MAX_BUFFERS_PER_Q 128 /* must be a power of 2 (%x=&(x-1)*/
+#define QDIO_BUF_ORDER 7 /* 2**this == number of pages used for sbals in 1 q */
+#define QDIO_MAX_ELEMENTS_PER_BUFFER 16
+#define SBAL_SIZE 256
+
+#define IQDIO_FILL_LEVEL_TO_POLL (QDIO_MAX_BUFFERS_PER_Q*4/3)
+
+#define TIQDIO_THININT_ISC 3
+#define TIQDIO_DELAY_TARGET 0
+#define QDIO_BUSY_BIT_PATIENCE 2000 /* in microsecs */
+#define IQDIO_GLOBAL_LAPS 2 /* GLOBAL_LAPS are not used as we */
+#define IQDIO_GLOBAL_LAPS_INT 1 /* dont global summary */
+#define IQDIO_LOCAL_LAPS 4
+#define IQDIO_LOCAL_LAPS_INT 1
+#define IQDIO_GLOBAL_SUMMARY_CC_MASK 2
+/*#define IQDIO_IQDC_INT_PARM 0x1234*/
+
+#define QDIO_Q_LAPS 5
+
+#define QDIO_STORAGE_ACC_KEY get_storage_key()
+
+#define L2_CACHELINE_SIZE 256
+#define INDICATORS_PER_CACHELINE (L2_CACHELINE_SIZE/sizeof(__u32))
+
+#define QDIO_PERF "qdio_perf"
+
+/* must be a power of 2 */
+/*#define QDIO_STATS_NUMBER 4
+
+#define QDIO_STATS_CLASSES 2
+#define QDIO_STATS_COUNT_NEEDED 2*/
+
+#define QDIO_ACTIVATE_DELAY 5 /* according to brenton belmar and paul
+ gioquindo it can take up to 5ms before
+ queues are really active */
+
+#define QDIO_NO_USE_COUNT_TIME 10
+#define QDIO_NO_USE_COUNT_TIMEOUT 1000 /* wait for 1 sec on each q before
+ exiting without having use_count
+ of the queue to 0 */
+
+#define QDIO_ESTABLISH_TIMEOUT 1000
+#define QDIO_ACTIVATE_TIMEOUT 100
+#define QDIO_CLEANUP_CLEAR_TIMEOUT 20000
+#define QDIO_CLEANUP_HALT_TIMEOUT 10000
+
+#define QDIO_BH AURORA_BH
+
+#define QDIO_IRQ_BUCKETS 256 /* heavy..., but does only use a few bytes, but
+ be rather faster in cases of collisions
+ (if there really is a collision, it is
+ on every (traditional) interrupt and every
+ do_QDIO, so we rather are generous */
+#define QDIO_QETH_QFMT 0
+#define QDIO_ZFCP_QFMT 1
+#define QDIO_IQDIO_QFMT 2
+
+#define QDIO_IRQ_STATE_FRESH 0 /* must be 0 -> memset has set it to 0 */
+#define QDIO_IRQ_STATE_INACTIVE 1
+#define QDIO_IRQ_STATE_ESTABLISHED 2
+#define QDIO_IRQ_STATE_ACTIVE 3
+#define QDIO_IRQ_STATE_STOPPED 4
+
+/* used as intparm in do_IO: */
+#define QDIO_DOING_SENSEID 0
+#define QDIO_DOING_ESTABLISH 1
+#define QDIO_DOING_ACTIVATE 2
+#define QDIO_DOING_CLEANUP 3
+
+/************************* DEBUG FACILITY STUFF *********************/
+/* #define QDIO_DBF_LIKE_HELL */
+
+#define QDIO_DBF_HEX(ex,name,level,addr,len) \
+ do { \
+ if (ex) \
+ debug_exception(qdio_dbf_##name,level,(void*)(addr),len); \
+ else \
+ debug_event(qdio_dbf_##name,level,(void*)(addr),len); \
+ } while (0)
+#define QDIO_DBF_TEXT(ex,name,level,text) \
+ do { \
+ if (ex) \
+ debug_text_exception(qdio_dbf_##name,level,text); \
+ else \
+ debug_text_event(qdio_dbf_##name,level,text); \
+ } while (0)
+
+#define QDIO_DBF_HEX0(ex,name,addr,len) QDIO_DBF_HEX(ex,name,0,addr,len)
+#define QDIO_DBF_HEX1(ex,name,addr,len) QDIO_DBF_HEX(ex,name,1,addr,len)
+#define QDIO_DBF_HEX2(ex,name,addr,len) QDIO_DBF_HEX(ex,name,2,addr,len)
+#define QDIO_DBF_HEX3(ex,name,addr,len) QDIO_DBF_HEX(ex,name,3,addr,len)
+#define QDIO_DBF_HEX4(ex,name,addr,len) QDIO_DBF_HEX(ex,name,4,addr,len)
+#define QDIO_DBF_HEX5(ex,name,addr,len) QDIO_DBF_HEX(ex,name,5,addr,len)
+#define QDIO_DBF_HEX6(ex,name,addr,len) QDIO_DBF_HEX(ex,name,6,addr,len)
+#ifdef QDIO_DBF_LIKE_HELL
+#endif /* QDIO_DBF_LIKE_HELL */
+#if 0
+#define QDIO_DBF_HEX0(ex,name,addr,len) do {} while (0)
+#define QDIO_DBF_HEX1(ex,name,addr,len) do {} while (0)
+#define QDIO_DBF_HEX2(ex,name,addr,len) do {} while (0)
+#ifndef QDIO_DBF_LIKE_HELL
+#define QDIO_DBF_HEX3(ex,name,addr,len) do {} while (0)
+#define QDIO_DBF_HEX4(ex,name,addr,len) do {} while (0)
+#define QDIO_DBF_HEX5(ex,name,addr,len) do {} while (0)
+#define QDIO_DBF_HEX6(ex,name,addr,len) do {} while (0)
+#endif /* QDIO_DBF_LIKE_HELL */
+#endif /* 0 */
+
+#define QDIO_DBF_TEXT0(ex,name,text) QDIO_DBF_TEXT(ex,name,0,text)
+#define QDIO_DBF_TEXT1(ex,name,text) QDIO_DBF_TEXT(ex,name,1,text)
+#define QDIO_DBF_TEXT2(ex,name,text) QDIO_DBF_TEXT(ex,name,2,text)
+#define QDIO_DBF_TEXT3(ex,name,text) QDIO_DBF_TEXT(ex,name,3,text)
+#define QDIO_DBF_TEXT4(ex,name,text) QDIO_DBF_TEXT(ex,name,4,text)
+#define QDIO_DBF_TEXT5(ex,name,text) QDIO_DBF_TEXT(ex,name,5,text)
+#define QDIO_DBF_TEXT6(ex,name,text) QDIO_DBF_TEXT(ex,name,6,text)
+#ifdef QDIO_DBF_LIKE_HELL
+#endif /* QDIO_DBF_LIKE_HELL */
+#if 0
+#define QDIO_DBF_TEXT0(ex,name,text) do {} while (0)
+#define QDIO_DBF_TEXT1(ex,name,text) do {} while (0)
+#define QDIO_DBF_TEXT2(ex,name,text) do {} while (0)
+#ifndef QDIO_DBF_LIKE_HELL
+#define QDIO_DBF_TEXT3(ex,name,text) do {} while (0)
+#define QDIO_DBF_TEXT4(ex,name,text) do {} while (0)
+#define QDIO_DBF_TEXT5(ex,name,text) do {} while (0)
+#define QDIO_DBF_TEXT6(ex,name,text) do {} while (0)
+#endif /* QDIO_DBF_LIKE_HELL */
+#endif /* 0 */
+
+#define QDIO_DBF_SETUP_NAME "qdio_setup"
+#define QDIO_DBF_SETUP_LEN 8
+#define QDIO_DBF_SETUP_INDEX 2
+#define QDIO_DBF_SETUP_NR_AREAS 1
+#ifdef QDIO_DBF_LIKE_HELL
+#define QDIO_DBF_SETUP_LEVEL 6
+#else /* QDIO_DBF_LIKE_HELL */
+#define QDIO_DBF_SETUP_LEVEL 2
+#endif /* QDIO_DBF_LIKE_HELL */
+
+#define QDIO_DBF_SBAL_NAME "qdio_labs" /* sbal */
+#define QDIO_DBF_SBAL_LEN 256
+#define QDIO_DBF_SBAL_INDEX 2
+#define QDIO_DBF_SBAL_NR_AREAS 2
+#ifdef QDIO_DBF_LIKE_HELL
+#define QDIO_DBF_SBAL_LEVEL 6
+#else /* QDIO_DBF_LIKE_HELL */
+#define QDIO_DBF_SBAL_LEVEL 2
+#endif /* QDIO_DBF_LIKE_HELL */
+
+#define QDIO_DBF_TRACE_NAME "qdio_trace"
+#define QDIO_DBF_TRACE_LEN 8
+#define QDIO_DBF_TRACE_NR_AREAS 2
+#ifdef QDIO_DBF_LIKE_HELL
+#define QDIO_DBF_TRACE_INDEX 4
+#define QDIO_DBF_TRACE_LEVEL 4 /* -------- could be even more verbose here */
+#else /* QDIO_DBF_LIKE_HELL */
+#define QDIO_DBF_TRACE_INDEX 2
+#define QDIO_DBF_TRACE_LEVEL 2
+#endif /* QDIO_DBF_LIKE_HELL */
+
+#define QDIO_DBF_SENSE_NAME "qdio_sense"
+#define QDIO_DBF_SENSE_LEN 64
+#define QDIO_DBF_SENSE_INDEX 1
+#define QDIO_DBF_SENSE_NR_AREAS 1
+#ifdef QDIO_DBF_LIKE_HELL
+#define QDIO_DBF_SENSE_LEVEL 6
+#else /* QDIO_DBF_LIKE_HELL */
+#define QDIO_DBF_SENSE_LEVEL 2
+#endif /* QDIO_DBF_LIKE_HELL */
+
+#ifdef QDIO_DBF_LIKE_HELL
+#define QDIO_TRACE_QTYPE QDIO_ZFCP_QFMT
+
+#define QDIO_DBF_SLSB_OUT_NAME "qdio_slsb_out"
+#define QDIO_DBF_SLSB_OUT_LEN QDIO_MAX_BUFFERS_PER_Q
+#define QDIO_DBF_SLSB_OUT_INDEX 8
+#define QDIO_DBF_SLSB_OUT_NR_AREAS 1
+#define QDIO_DBF_SLSB_OUT_LEVEL 6
+
+#define QDIO_DBF_SLSB_IN_NAME "qdio_slsb_in"
+#define QDIO_DBF_SLSB_IN_LEN QDIO_MAX_BUFFERS_PER_Q
+#define QDIO_DBF_SLSB_IN_INDEX 8
+#define QDIO_DBF_SLSB_IN_NR_AREAS 1
+#define QDIO_DBF_SLSB_IN_LEVEL 6
+#endif /* QDIO_DBF_LIKE_HELL */
+
+/****************** END OF DEBUG FACILITY STUFF *********************/
+
+typedef struct qdio_buffer_element_t {
+ unsigned int flags;
+ unsigned int length;
+#ifdef QDIO_32_BIT
+ void *reserved;
+#endif /* QDIO_32_BIT */
+ void *addr;
+} __attribute__ ((packed,aligned(16))) qdio_buffer_element_t;
+
+typedef struct qdio_buffer_t {
+ volatile qdio_buffer_element_t element[16];
+} __attribute__ ((packed,aligned(256))) qdio_buffer_t;
+
+
+/* params are: irq, status, qdio_error, siga_error,
+ queue_number, first element processed, number of elements processed,
+ int_parm */
+typedef void qdio_handler_t(int,unsigned int,unsigned int,unsigned int,
+ unsigned int,int,int,unsigned long);
+
+
+#define QDIO_STATUS_INBOUND_INT 0x01
+#define QDIO_STATUS_OUTBOUND_INT 0x02
+#define QDIO_STATUS_LOOK_FOR_ERROR 0x04
+#define QDIO_STATUS_MORE_THAN_ONE_QDIO_ERROR 0x08
+#define QDIO_STATUS_MORE_THAN_ONE_SIGA_ERROR 0x10
+#define QDIO_STATUS_ACTIVATE_CHECK_CONDITION 0x20
+
+#define QDIO_SIGA_ERROR_ACCESS_EXCEPTION 0x10
+#define QDIO_SIGA_ERROR_B_BIT_SET 0x20
+
+/* for qdio_initialize */
+#define QDIO_INBOUND_0COPY_SBALS 0x01
+#define QDIO_OUTBOUND_0COPY_SBALS 0x02
+#define QDIO_USE_OUTBOUND_PCIS 0x04
+#define QDIO_PFIX 0x08
+
+/* for qdio_cleanup */
+#define QDIO_FLAG_CLEANUP_USING_CLEAR 0x01
+#define QDIO_FLAG_CLEANUP_USING_HALT 0x02
+
+typedef struct qdio_initialize_t {
+ int irq;
+ unsigned char q_format;
+ unsigned char adapter_name[8];
+ unsigned int qib_param_field_format; /*adapter dependent*/
+ /* pointer to 128 bytes or NULL, if no param field */
+ unsigned char *qib_param_field; /* adapter dependent */
+ /* pointer to no_queues*128 words of data or NULL */
+ unsigned long *input_slib_elements;
+ unsigned long *output_slib_elements;
+ unsigned int min_input_threshold;
+ unsigned int max_input_threshold;
+ unsigned int min_output_threshold;
+ unsigned int max_output_threshold;
+ unsigned int no_input_qs;
+ unsigned int no_output_qs;
+ qdio_handler_t *input_handler;
+ qdio_handler_t *output_handler;
+ unsigned long int_parm;
+ unsigned long flags;
+ void **input_sbal_addr_array; /* addr of n*128 void ptrs */
+ void **output_sbal_addr_array; /* addr of n*128 void ptrs */
+} qdio_initialize_t;
+extern int qdio_initialize(qdio_initialize_t *init_data);
+
+extern int qdio_activate(int irq,int flags);
+
+#define QDIO_STATE_MUST_USE_OUTB_PCI 0x00000001
+#define QDIO_STATE_INACTIVE 0x00000002 /* after qdio_cleanup */
+#define QDIO_STATE_ESTABLISHED 0x00000004 /* after qdio_initialize */
+#define QDIO_STATE_ACTIVE 0x00000008 /* after qdio_activate */
+#define QDIO_STATE_STOPPED 0x00000010 /* after queues went down */
+extern unsigned long qdio_get_status(int irq);
+
+
+#define QDIO_FLAG_SYNC_INPUT 0x01
+#define QDIO_FLAG_SYNC_OUTPUT 0x02
+#define QDIO_FLAG_UNDER_INTERRUPT 0x04
+#define QDIO_FLAG_NO_INPUT_INTERRUPT_CONTEXT 0x08 /* no effect on
+ adapter interrupts */
+#define QDIO_FLAG_DONT_SIGA 0x10
+
+extern int do_QDIO(int irq,unsigned int flags, unsigned int queue_number,
+ unsigned int qidx,unsigned int count,
+ qdio_buffer_t *buffers);
+
+extern int qdio_synchronize(int irq,unsigned int flags,
+ unsigned int queue_number);
+
+extern int qdio_cleanup(int irq,int how);
+
+extern unsigned char qdio_get_slsb_state(int irq,unsigned int flag,
+ unsigned int queue_number,
+ unsigned int qidx);
+
+/*
+ * QDIO device commands returned by extended Sense-ID
+ */
+#define DEFAULT_ESTABLISH_QS_CMD 0x1b
+#define DEFAULT_ESTABLISH_QS_COUNT 0x1000
+#define DEFAULT_ACTIVATE_QS_CMD 0x1f
+#define DEFAULT_ACTIVATE_QS_COUNT 0
+typedef struct _qdio_cmds {
+ unsigned char rcd; /* read configuration data */
+ unsigned short count_rcd;
+ unsigned char sii; /* set interface identifier */
+ unsigned short count_sii;
+ unsigned char rni; /* read node identifier */
+ unsigned short count_rni;
+ unsigned char eq; /* establish QDIO queues */
+ unsigned short count_eq;
+ unsigned char aq; /* activate QDIO queues */
+ unsigned short count_aq;
+} qdio_cmds_t;
+
+/*
+ * additional CIWs returned by extended Sense-ID
+ */
+#define CIW_TYPE_EQUEUE 0x3 /* establish QDIO queues */
+#define CIW_TYPE_AQUEUE 0x4 /* activate QDIO queues */
+
+typedef struct _qdesfmt0 {
+#ifdef QDIO_32_BIT
+ unsigned long res1; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long sliba; /* storage-list-information-block
+ address */
+#ifdef QDIO_32_BIT
+ unsigned long res2; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long sla; /* storage-list address */
+#ifdef QDIO_32_BIT
+ unsigned long res3; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long slsba; /* storage-list-state-block address */
+ unsigned int res4; /* reserved */
+ unsigned int akey : 4; /* access key for DLIB */
+ unsigned int bkey : 4; /* access key for SL */
+ unsigned int ckey : 4; /* access key for SBALs */
+ unsigned int dkey : 4; /* access key for SLSB */
+ unsigned int res5 : 16; /* reserved */
+} __attribute__ ((packed)) qdesfmt0_t;
+
+/*
+ * Queue-Description record (QDR)
+ */
+typedef struct _qdr {
+ unsigned int qfmt : 8; /* queue format */
+ unsigned int pfmt : 8; /* impl. dep. parameter format */
+ unsigned int res1 : 8; /* reserved */
+ unsigned int ac : 8; /* adapter characteristics */
+ unsigned int res2 : 8; /* reserved */
+ unsigned int iqdcnt : 8; /* input-queue-descriptor count */
+ unsigned int res3 : 8; /* reserved */
+ unsigned int oqdcnt : 8; /* output-queue-descriptor count */
+ unsigned int res4 : 8; /* reserved */
+ unsigned int iqdsz : 8; /* input-queue-descriptor size */
+ unsigned int res5 : 8; /* reserved */
+ unsigned int oqdsz : 8; /* output-queue-descriptor size */
+ unsigned int res6[9]; /* reserved */
+#ifdef QDIO_32_BIT
+ unsigned long res7; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long qiba; /* queue-information-block address */
+ unsigned int res8; /* reserved */
+ unsigned int qkey : 4; /* queue-informatio-block key */
+ unsigned int res9 : 28; /* reserved */
+/* union _qd {*/ /* why this? */
+ qdesfmt0_t qdf0[126];
+/* } qd;*/
+} __attribute__ ((packed,aligned(4096))) qdr_t;
+
+
+/*
+ * queue information block (QIB)
+ */
+#define QIB_AC_INBOUND_PCI_SUPPORTED 0x80
+#define QIB_AC_OUTBOUND_PCI_SUPPORTED 0x40
+typedef struct _qib {
+ unsigned int qfmt : 8; /* queue format */
+ unsigned int pfmt : 8; /* impl. dep. parameter format */
+ unsigned int res1 : 8; /* reserved */
+ unsigned int ac : 8; /* adapter characteristics */
+ unsigned int res2; /* reserved */
+#ifdef QDIO_32_BIT
+ unsigned long res3; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long isliba; /* absolute address of 1st
+ input SLIB */
+#ifdef QDIO_32_BIT
+ unsigned long res4; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long osliba; /* absolute address of 1st
+ output SLIB */
+ unsigned int res5; /* reserved */
+ unsigned int res6; /* reserved */
+ unsigned char ebcnam[8]; /* adapter identifier in EBCDIC */
+ unsigned char res7[88]; /* reserved */
+ unsigned char parm[QDIO_MAX_BUFFERS_PER_Q];
+ /* implementation dependent
+ parameters */
+} __attribute__ ((packed,aligned(256))) qib_t;
+
+
+/*
+ * storage-list-information block element (SLIBE)
+ */
+typedef struct _slibe {
+#ifdef QDIO_32_BIT
+ unsigned long res; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long parms; /* implementation dependent
+ parameters */
+} slibe_t;
+
+/*
+ * storage-list-information block (SLIB)
+ */
+typedef struct _slib {
+#ifdef QDIO_32_BIT
+ unsigned long res1; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long nsliba; /* next SLIB address (if any) */
+#ifdef QDIO_32_BIT
+ unsigned long res2; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long sla; /* SL address */
+#ifdef QDIO_32_BIT
+ unsigned long res3; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long slsba; /* SLSB address */
+ unsigned char res4[1000]; /* reserved */
+ slibe_t slibe[QDIO_MAX_BUFFERS_PER_Q]; /* SLIB elements */
+} __attribute__ ((packed,aligned(2048))) slib_t;
+
+typedef struct _sbal_flags {
+ unsigned char res1 : 1; /* reserved */
+ unsigned char last : 1; /* last entry */
+ unsigned char cont : 1; /* contiguous storage */
+ unsigned char res2 : 1; /* reserved */
+ unsigned char frag : 2; /* fragmentation (s.below) */
+ unsigned char res3 : 2; /* reserved */
+} __attribute__ ((packed)) sbal_flags_t;
+
+#define SBAL_FLAGS_FIRST_FRAG 0x04000000UL
+#define SBAL_FLAGS_MIDDLE_FRAG 0x08000000UL
+#define SBAL_FLAGS_LAST_FRAG 0x0c000000UL
+#define SBAL_FLAGS_LAST_ENTRY 0x40000000UL
+#define SBAL_FLAGS_CONTIGUOUS 0x20000000UL
+
+#define SBAL_FLAGS0_DATA_CONTINUATION 0x20UL
+
+/* Awesome FCP extensions */
+#define SBAL_FLAGS0_TYPE_STATUS 0x00UL
+#define SBAL_FLAGS0_TYPE_WRITE 0x08UL
+#define SBAL_FLAGS0_TYPE_READ 0x10UL
+#define SBAL_FLAGS0_TYPE_WRITE_READ 0x18UL
+#define SBAL_FLAGS0_MORE_SBALS 0x04UL
+#define SBAL_FLAGS0_COMMAND 0x02UL
+#define SBAL_FLAGS0_LAST_SBAL 0x00UL
+#define SBAL_FLAGS0_ONLY_SBAL SBAL_FLAGS0_COMMAND
+#define SBAL_FLAGS0_MIDDLE_SBAL SBAL_FLAGS0_MORE_SBALS
+#define SBAL_FLAGS0_FIRST_SBAL SBAL_FLAGS0_MORE_SBALS | SBAL_FLAGS0_COMMAND
+/* Naught of interest beyond this point */
+
+#define SBAL_FLAGS0_PCI 0x40
+typedef struct _sbal_sbalf_0 {
+ unsigned char res1 : 1; /* reserved */
+ unsigned char pci : 1; /* PCI indicator */
+ unsigned char cont : 1; /* data continuation */
+ unsigned char sbtype: 2; /* storage-block type (FCP) */
+ unsigned char res2 : 3; /* reserved */
+} __attribute__ ((packed)) sbal_sbalf_0_t;
+
+typedef struct _sbal_sbalf_1 {
+ unsigned char res1 : 4; /* reserved */
+ unsigned char key : 4; /* storage key */
+} __attribute__ ((packed)) sbal_sbalf_1_t;
+
+typedef struct _sbal_sbalf_14 {
+ unsigned char res1 : 4; /* reserved */
+ unsigned char erridx : 4; /* error index */
+} __attribute__ ((packed)) sbal_sbalf_14_t;
+
+typedef struct _sbal_sbalf_15 {
+ unsigned char reason; /* reserved */
+} __attribute__ ((packed)) sbal_sbalf_15_t;
+
+typedef union _sbal_sbalf {
+ sbal_sbalf_0_t i0;
+ sbal_sbalf_1_t i1;
+ sbal_sbalf_14_t i14;
+ sbal_sbalf_15_t i15;
+ unsigned char value;
+} sbal_sbalf_t;
+
+typedef struct _sbale {
+ union {
+ sbal_flags_t bits; /* flags */
+ unsigned char value;
+ } flags;
+ unsigned int res1 : 16; /* reserved */
+ sbal_sbalf_t sbalf; /* SBAL flags */
+ unsigned int res2 : 16; /* reserved */
+ unsigned int count : 16; /* data count */
+#ifdef QDIO_32_BIT
+ unsigned long res3; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long addr; /* absolute data address */
+} __attribute__ ((packed,aligned(16))) sbal_element_t;
+
+/*
+ * strorage-block access-list (SBAL)
+ */
+typedef struct _sbal {
+ sbal_element_t element[QDIO_MAX_ELEMENTS_PER_BUFFER];
+} __attribute__ ((packed,aligned(256))) sbal_t;
+
+/*
+ * storage-list (SL)
+ */
+typedef struct _sl_element {
+#ifdef QDIO_32_BIT
+ unsigned long res; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long sbal; /* absolute SBAL address */
+} __attribute__ ((packed)) sl_element_t;
+
+typedef struct _sl {
+ sl_element_t element[QDIO_MAX_BUFFERS_PER_Q];
+} __attribute__ ((packed,aligned(1024))) sl_t;
+
+/*
+ * storage-list-state block (SLSB)
+ */
+/*typedef struct _slsb_val {*/
+/* unsigned char value; */ /* SLSB entry as a single byte value */
+/*} __attribute__ ((packed)) slsb_val_t;*/
+
+typedef struct _slsb_flags {
+ unsigned char owner : 2; /* SBAL owner */
+ unsigned char type : 1; /* buffer type */
+ unsigned char state : 5; /* processing state */
+} __attribute__ ((packed)) slsb_flags_t;
+
+
+typedef struct _slsb {
+ union _acc {
+ unsigned char val[QDIO_MAX_BUFFERS_PER_Q];
+ slsb_flags_t flags[QDIO_MAX_BUFFERS_PER_Q];
+ } acc;
+} __attribute__ ((packed,aligned(256))) slsb_t;
+
+/*
+ * SLSB values
+ */
+#define SLSB_OWNER_PROG 1
+#define SLSB_OWNER_CU 2
+
+#define SLSB_TYPE_INPUT 0
+#define SLSB_TYPE_OUTPUT 1
+
+#define SLSB_STATE_NOT_INIT 0
+#define SLSB_STATE_EMPTY 1
+#define SLSB_STATE_PRIMED 2
+#define SLSB_STATE_HALTED 0xe
+#define SLSB_STATE_ERROR 0xf
+
+#define SLSB_P_INPUT_NOT_INIT 0x80
+#define SLSB_P_INPUT_PROCESSING 0x81
+#define SLSB_CU_INPUT_EMPTY 0x41
+#define SLSB_P_INPUT_PRIMED 0x82
+#define SLSB_P_INPUT_HALTED 0x8E
+#define SLSB_P_INPUT_ERROR 0x8F
+
+#define SLSB_P_OUTPUT_NOT_INIT 0xA0
+#define SLSB_P_OUTPUT_EMPTY 0xA1
+#define SLSB_CU_OUTPUT_PRIMED 0x62
+#define SLSB_P_OUTPUT_HALTED 0xAE
+#define SLSB_P_OUTPUT_ERROR 0xAF
+
+#define SLSB_ERROR_DURING_LOOKUP 0xFF
+
+typedef struct qdio_q_t {
+ volatile slsb_t slsb;
+
+ __u32 * volatile dev_st_chg_ind;
+
+ int is_input_q;
+ int is_0copy_sbals_q;
+
+ unsigned int is_iqdio_q;
+ unsigned int is_thinint_q;
+
+ /* bit 0 means queue 0, bit 1 means queue 1, ... */
+ unsigned int mask;
+ unsigned int q_no;
+
+ qdio_handler_t (*handler);
+
+ /* points to the next buffer to be checked for having
+ * been processed by the card (outbound)
+ * or to the next buffer the program should check for (inbound) */
+ volatile int first_to_check;
+ /* and the last time it was: */
+ volatile int last_move_ftc;
+
+ atomic_t number_of_buffers_used;
+ atomic_t polling;
+
+ unsigned int siga_in;
+ unsigned int siga_out;
+ unsigned int siga_sync;
+ unsigned int siga_sync_done_on_thinints;
+ unsigned int siga_sync_done_on_outb_tis;
+ unsigned int hydra_gives_outbound_pcis;
+
+ /* used to save beginning position when calling dd_handlers */
+ int first_element_to_kick;
+
+ atomic_t use_count;
+ atomic_t is_in_shutdown;
+
+ int irq;
+ void *irq_ptr;
+
+#ifdef QDIO_USE_TIMERS_FOR_POLLING
+ struct timer_list timer;
+ atomic_t timer_already_set;
+ spinlock_t timer_lock;
+#else /* QDIO_USE_TIMERS_FOR_POLLING */
+ struct tasklet_struct tasklet;
+#endif /* QDIO_USE_TIMERS_FOR_POLLING */
+
+ unsigned int state;
+
+ /* used to store the error condition during a data transfer */
+ unsigned int qdio_error;
+ unsigned int siga_error;
+ unsigned int error_status_flags;
+
+ /* list of interesting queues */
+ volatile struct qdio_q_t *list_next;
+ volatile struct qdio_q_t *list_prev;
+
+ slib_t *slib; /* a page is allocated under this pointer,
+ sl points into this page, offset PAGE_SIZE/2
+ (after slib) */
+ sl_t *sl;
+ volatile sbal_t *sbal[QDIO_MAX_BUFFERS_PER_Q];
+
+ qdio_buffer_t *qdio_buffers[QDIO_MAX_BUFFERS_PER_Q];
+
+ unsigned long int_parm;
+
+ /*struct {
+ int in_bh_check_limit;
+ int threshold;
+ } threshold_classes[QDIO_STATS_CLASSES];*/
+
+ struct {
+ /* inbound: the time to stop polling
+ outbound: the time to kick peer */
+ int threshold; /* the real value */
+
+ /* outbound: last time of do_QDIO
+ inbound: last time of noticing incoming data */
+ /*__u64 last_transfer_times[QDIO_STATS_NUMBER];
+ int last_transfer_index; */
+
+ __u64 last_transfer_time;
+ } timing;
+ unsigned int queue_type;
+} __attribute__ ((aligned(256))) qdio_q_t;
+
+typedef struct qdio_irq_t {
+ __u32 * volatile dev_st_chg_ind;
+
+ unsigned long int_parm;
+ int irq;
+
+ unsigned int is_iqdio_irq;
+ unsigned int is_thinint_irq;
+ unsigned int hydra_gives_outbound_pcis;
+ unsigned int sync_done_on_outb_pcis;
+
+ unsigned int state;
+ spinlock_t setting_up_lock;
+
+ unsigned int no_input_qs;
+ unsigned int no_output_qs;
+
+ unsigned char qdioac;
+
+ qdio_q_t *input_qs[QDIO_MAX_QUEUES_PER_IRQ];
+ qdio_q_t *output_qs[QDIO_MAX_QUEUES_PER_IRQ];
+
+ ccw1_t ccw;
+ int io_result_cstat;
+ int io_result_dstat;
+ int io_result_flags;
+ atomic_t interrupt_has_arrived;
+ atomic_t interrupt_has_been_cleaned;
+ wait_queue_head_t wait_q;
+
+ qdr_t *qdr;
+
+ qdio_cmds_t commands;
+
+ qib_t qib;
+
+ io_handler_func_t original_int_handler;
+
+ unsigned long other_flags; /* e.g. QDIO_PFIX */
+
+ struct qdio_irq_t *next;
+} qdio_irq_t;
+
+#define QDIO_CHSC_RESPONSE_CODE_OK 1
+/* flags for st qdio sch data */
+#define CHSC_FLAG_QDIO_CAPABILITY 0x80
+#define CHSC_FLAG_VALIDITY 0x40
+
+#define CHSC_FLAG_SIGA_INPUT_NECESSARY 0x40
+#define CHSC_FLAG_SIGA_OUTPUT_NECESSARY 0x20
+#define CHSC_FLAG_SIGA_SYNC_NECESSARY 0x10
+#define CHSC_FLAG_SIGA_SYNC_DONE_ON_THININTS 0x08
+#define CHSC_FLAG_SIGA_SYNC_DONE_ON_OUTB_PCIS 0x04
+
+typedef struct qdio_chsc_area_t {
+ struct {
+ /* word 0 */
+ __u16 command_code1;
+ __u16 command_code2;
+ /* word 1 */
+ __u16 operation_code;
+ __u16 first_sch;
+ /* word 2 */
+ __u8 reserved1;
+ __u8 image_id;
+ __u16 last_sch;
+ /* word 3 */
+ __u32 reserved2;
+
+ /* word 4 */
+ union {
+ struct {
+ /* word 4&5 */
+ __u64 summary_indicator_addr;
+ /* word 6&7 */
+ __u64 subchannel_indicator_addr;
+ /* word 8 */
+ int ks:4;
+ int kc:4;
+ int reserved1:21;
+ int isc:3;
+ /* word 9&10 */
+ __u32 reserved2[2];
+ /* word 11 */
+ __u32 subsystem_id;
+ /* word 12-1015 */
+ __u32 reserved3[1004];
+ } __attribute__ ((packed,aligned(4))) set_chsc;
+ struct {
+ /* word 4&5 */
+ __u32 reserved1[2];
+ /* word 6 */
+ __u32 delay_target;
+ /* word 7-1015 */
+ __u32 reserved4[1009];
+ } __attribute__ ((packed,aligned(4))) set_chsc_fast;
+ struct {
+ /* word 0 */
+ __u16 length;
+ __u16 response_code;
+ /* word 1 */
+ __u32 reserved1;
+ /* words 2 to 9 for st sch qdio data */
+ __u8 flags;
+ __u8 reserved2;
+ __u16 sch;
+ __u8 qfmt;
+ __u8 reserved3;
+ __u8 qdioac;
+ __u8 sch_class;
+ __u8 reserved4;
+ __u8 icnt;
+ __u8 reserved5;
+ __u8 ocnt;
+ /* plus 5 words of reserved fields */
+ } __attribute__ ((packed,aligned(8)))
+ store_qdio_data_response;
+ } operation_data_area;
+ } __attribute__ ((packed,aligned(8))) request_block;
+ struct {
+ /* word 0 */
+ __u16 length;
+ __u16 response_code;
+ /* word 1 */
+ __u32 reserved1;
+ } __attribute__ ((packed,aligned(8))) response_block;
+} __attribute__ ((packed,aligned(PAGE_SIZE))) qdio_chsc_area_t;
+
+
+#define QDIO_PRINTK_HEADER QDIO_NAME ": "
+
+#if QDIO_VERBOSE_LEVEL>8
+#define QDIO_PRINT_STUPID(x...) printk( KERN_DEBUG QDIO_PRINTK_HEADER x)
+#else
+#define QDIO_PRINT_STUPID(x...)
+#endif
+
+#if QDIO_VERBOSE_LEVEL>7
+#define QDIO_PRINT_ALL(x...) printk( QDIO_PRINTK_HEADER x)
+#else
+#define QDIO_PRINT_ALL(x...)
+#endif
+
+#if QDIO_VERBOSE_LEVEL>6
+#define QDIO_PRINT_INFO(x...) printk( QDIO_PRINTK_HEADER x)
+#else
+#define QDIO_PRINT_INFO(x...)
+#endif
+
+#if QDIO_VERBOSE_LEVEL>5
+#define QDIO_PRINT_WARN(x...) printk( QDIO_PRINTK_HEADER x)
+#else
+#define QDIO_PRINT_WARN(x...)
+#endif
+
+#if QDIO_VERBOSE_LEVEL>4
+#define QDIO_PRINT_ERR(x...) printk( QDIO_PRINTK_HEADER x)
+#else
+#define QDIO_PRINT_ERR(x...)
+#endif
+
+#if QDIO_VERBOSE_LEVEL>3
+#define QDIO_PRINT_CRIT(x...) printk( QDIO_PRINTK_HEADER x)
+#else
+#define QDIO_PRINT_CRIT(x...)
+#endif
+
+#if QDIO_VERBOSE_LEVEL>2
+#define QDIO_PRINT_ALERT(x...) printk( QDIO_PRINTK_HEADER x)
+#else
+#define QDIO_PRINT_ALERT(x...)
+#endif
+
+#if QDIO_VERBOSE_LEVEL>1
+#define QDIO_PRINT_EMERG(x...) printk( QDIO_PRINTK_HEADER x)
+#else
+#define QDIO_PRINT_EMERG(x...)
+#endif
+
+#endif /* __QDIO_H__ */
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.22-pre5/include/asm-s390x/qdio.h linux.22-pre5-ac1/include/asm-s390x/qdio.h
--- linux.22-pre5/include/asm-s390x/qdio.h 1970-01-01 01:00:00.000000000 +0100
+++ linux.22-pre5-ac1/include/asm-s390x/qdio.h 2003-07-07 16:05:42.000000000 +0100
@@ -0,0 +1,883 @@
+/*
+ * linux/include/asm/qdio.h
+ *
+ * Linux for S/390 QDIO base support, Hipersocket base support
+ * version 2
+ *
+ * Copyright 2000,2002 IBM Corporation
+ * Author(s): Utz Bacher <utz.bacher@de.ibm.com>
+ *
+ */
+#ifndef __QDIO_H__
+#define __QDIO_H__
+
+#define VERSION_QDIO_H "$Revision: 1.57 $"
+
+/* note, that most of the typedef's are from ingo. */
+
+#include <linux/interrupt.h>
+#include <asm/irq.h>
+
+//#define QDIO_DBF_LIKE_HELL
+
+#define QDIO_NAME "qdio "
+
+#define QDIO_VERBOSE_LEVEL 9
+
+#ifndef CONFIG_ARCH_S390X
+#define QDIO_32_BIT
+#endif /* CONFIG_ARCH_S390X */
+
+#define QDIO_USE_PROCESSING_STATE
+
+#ifdef CONFIG_QDIO_PERF_STATS
+#define QDIO_PERFORMANCE_STATS
+#endif /* CONFIG_QDIO_PERF_STATS */
+
+/**** CONSTANTS, that are relied on without using these symbols *****/
+#define QDIO_MAX_QUEUES_PER_IRQ 32 /* used in width of unsigned int */
+/************************ END of CONSTANTS **************************/
+#define QDIO_MAX_BUFFERS_PER_Q 128 /* must be a power of 2 (%x=&(x-1)*/
+#define QDIO_BUF_ORDER 7 /* 2**this == number of pages used for sbals in 1 q */
+#define QDIO_MAX_ELEMENTS_PER_BUFFER 16
+#define SBAL_SIZE 256
+
+#define IQDIO_FILL_LEVEL_TO_POLL (QDIO_MAX_BUFFERS_PER_Q*4/3)
+
+#define TIQDIO_THININT_ISC 3
+#define TIQDIO_DELAY_TARGET 0
+#define QDIO_BUSY_BIT_PATIENCE 2000 /* in microsecs */
+#define IQDIO_GLOBAL_LAPS 2 /* GLOBAL_LAPS are not used as we */
+#define IQDIO_GLOBAL_LAPS_INT 1 /* dont global summary */
+#define IQDIO_LOCAL_LAPS 4
+#define IQDIO_LOCAL_LAPS_INT 1
+#define IQDIO_GLOBAL_SUMMARY_CC_MASK 2
+/*#define IQDIO_IQDC_INT_PARM 0x1234*/
+
+#define QDIO_Q_LAPS 5
+
+#define QDIO_STORAGE_ACC_KEY 0
+
+#define L2_CACHELINE_SIZE 256
+#define INDICATORS_PER_CACHELINE (L2_CACHELINE_SIZE/sizeof(__u32))
+
+#define QDIO_PERF "qdio_perf"
+
+/* must be a power of 2 */
+/*#define QDIO_STATS_NUMBER 4
+
+#define QDIO_STATS_CLASSES 2
+#define QDIO_STATS_COUNT_NEEDED 2*/
+
+#define QDIO_ACTIVATE_DELAY 5 /* according to brenton belmar and paul
+ gioquindo it can take up to 5ms before
+ queues are really active */
+
+#define QDIO_NO_USE_COUNT_TIME 10
+#define QDIO_NO_USE_COUNT_TIMEOUT 1000 /* wait for 1 sec on each q before
+ exiting without having use_count
+ of the queue to 0 */
+
+#define QDIO_ESTABLISH_TIMEOUT 1000
+#define QDIO_ACTIVATE_TIMEOUT 100
+#define QDIO_CLEANUP_CLEAR_TIMEOUT 20000
+#define QDIO_CLEANUP_HALT_TIMEOUT 10000
+
+#define QDIO_BH AURORA_BH
+
+#define QDIO_IRQ_BUCKETS 256 /* heavy..., but does only use a few bytes, but
+ be rather faster in cases of collisions
+ (if there really is a collision, it is
+ on every (traditional) interrupt and every
+ do_QDIO, so we rather are generous */
+#define QDIO_QETH_QFMT 0
+#define QDIO_ZFCP_QFMT 1
+#define QDIO_IQDIO_QFMT 2
+
+#define QDIO_IRQ_STATE_FRESH 0 /* must be 0 -> memset has set it to 0 */
+#define QDIO_IRQ_STATE_INACTIVE 1
+#define QDIO_IRQ_STATE_ESTABLISHED 2
+#define QDIO_IRQ_STATE_ACTIVE 3
+#define QDIO_IRQ_STATE_STOPPED 4
+
+/* used as intparm in do_IO: */
+#define QDIO_DOING_SENSEID 0
+#define QDIO_DOING_ESTABLISH 1
+#define QDIO_DOING_ACTIVATE 2
+#define QDIO_DOING_CLEANUP 3
+
+/************************* DEBUG FACILITY STUFF *********************/
+/* #define QDIO_DBF_LIKE_HELL */
+
+#define QDIO_DBF_HEX(ex,name,level,addr,len) \
+ do { \
+ if (ex) \
+ debug_exception(qdio_dbf_##name,level,(void*)(addr),len); \
+ else \
+ debug_event(qdio_dbf_##name,level,(void*)(addr),len); \
+ } while (0)
+#define QDIO_DBF_TEXT(ex,name,level,text) \
+ do { \
+ if (ex) \
+ debug_text_exception(qdio_dbf_##name,level,text); \
+ else \
+ debug_text_event(qdio_dbf_##name,level,text); \
+ } while (0)
+
+#define QDIO_DBF_HEX0(ex,name,addr,len) QDIO_DBF_HEX(ex,name,0,addr,len)
+#define QDIO_DBF_HEX1(ex,name,addr,len) QDIO_DBF_HEX(ex,name,1,addr,len)
+#define QDIO_DBF_HEX2(ex,name,addr,len) QDIO_DBF_HEX(ex,name,2,addr,len)
+#define QDIO_DBF_HEX3(ex,name,addr,len) QDIO_DBF_HEX(ex,name,3,addr,len)
+#define QDIO_DBF_HEX4(ex,name,addr,len) QDIO_DBF_HEX(ex,name,4,addr,len)
+#define QDIO_DBF_HEX5(ex,name,addr,len) QDIO_DBF_HEX(ex,name,5,addr,len)
+#define QDIO_DBF_HEX6(ex,name,addr,len) QDIO_DBF_HEX(ex,name,6,addr,len)
+#ifdef QDIO_DBF_LIKE_HELL
+#endif /* QDIO_DBF_LIKE_HELL */
+#if 0
+#define QDIO_DBF_HEX0(ex,name,addr,len) do {} while (0)
+#define QDIO_DBF_HEX1(ex,name,addr,len) do {} while (0)
+#define QDIO_DBF_HEX2(ex,name,addr,len) do {} while (0)
+#ifndef QDIO_DBF_LIKE_HELL
+#define QDIO_DBF_HEX3(ex,name,addr,len) do {} while (0)
+#define QDIO_DBF_HEX4(ex,name,addr,len) do {} while (0)
+#define QDIO_DBF_HEX5(ex,name,addr,len) do {} while (0)
+#define QDIO_DBF_HEX6(ex,name,addr,len) do {} while (0)
+#endif /* QDIO_DBF_LIKE_HELL */
+#endif /* 0 */
+
+#define QDIO_DBF_TEXT0(ex,name,text) QDIO_DBF_TEXT(ex,name,0,text)
+#define QDIO_DBF_TEXT1(ex,name,text) QDIO_DBF_TEXT(ex,name,1,text)
+#define QDIO_DBF_TEXT2(ex,name,text) QDIO_DBF_TEXT(ex,name,2,text)
+#define QDIO_DBF_TEXT3(ex,name,text) QDIO_DBF_TEXT(ex,name,3,text)
+#define QDIO_DBF_TEXT4(ex,name,text) QDIO_DBF_TEXT(ex,name,4,text)
+#define QDIO_DBF_TEXT5(ex,name,text) QDIO_DBF_TEXT(ex,name,5,text)
+#define QDIO_DBF_TEXT6(ex,name,text) QDIO_DBF_TEXT(ex,name,6,text)
+#ifdef QDIO_DBF_LIKE_HELL
+#endif /* QDIO_DBF_LIKE_HELL */
+#if 0
+#define QDIO_DBF_TEXT0(ex,name,text) do {} while (0)
+#define QDIO_DBF_TEXT1(ex,name,text) do {} while (0)
+#define QDIO_DBF_TEXT2(ex,name,text) do {} while (0)
+#ifndef QDIO_DBF_LIKE_HELL
+#define QDIO_DBF_TEXT3(ex,name,text) do {} while (0)
+#define QDIO_DBF_TEXT4(ex,name,text) do {} while (0)
+#define QDIO_DBF_TEXT5(ex,name,text) do {} while (0)
+#define QDIO_DBF_TEXT6(ex,name,text) do {} while (0)
+#endif /* QDIO_DBF_LIKE_HELL */
+#endif /* 0 */
+
+#define QDIO_DBF_SETUP_NAME "qdio_setup"
+#define QDIO_DBF_SETUP_LEN 8
+#define QDIO_DBF_SETUP_INDEX 2
+#define QDIO_DBF_SETUP_NR_AREAS 1
+#ifdef QDIO_DBF_LIKE_HELL
+#define QDIO_DBF_SETUP_LEVEL 6
+#else /* QDIO_DBF_LIKE_HELL */
+#define QDIO_DBF_SETUP_LEVEL 2
+#endif /* QDIO_DBF_LIKE_HELL */
+
+#define QDIO_DBF_SBAL_NAME "qdio_labs" /* sbal */
+#define QDIO_DBF_SBAL_LEN 256
+#define QDIO_DBF_SBAL_INDEX 2
+#define QDIO_DBF_SBAL_NR_AREAS 2
+#ifdef QDIO_DBF_LIKE_HELL
+#define QDIO_DBF_SBAL_LEVEL 6
+#else /* QDIO_DBF_LIKE_HELL */
+#define QDIO_DBF_SBAL_LEVEL 2
+#endif /* QDIO_DBF_LIKE_HELL */
+
+#define QDIO_DBF_TRACE_NAME "qdio_trace"
+#define QDIO_DBF_TRACE_LEN 8
+#define QDIO_DBF_TRACE_NR_AREAS 2
+#ifdef QDIO_DBF_LIKE_HELL
+#define QDIO_DBF_TRACE_INDEX 4
+#define QDIO_DBF_TRACE_LEVEL 4 /* -------- could be even more verbose here */
+#else /* QDIO_DBF_LIKE_HELL */
+#define QDIO_DBF_TRACE_INDEX 2
+#define QDIO_DBF_TRACE_LEVEL 2
+#endif /* QDIO_DBF_LIKE_HELL */
+
+#define QDIO_DBF_SENSE_NAME "qdio_sense"
+#define QDIO_DBF_SENSE_LEN 64
+#define QDIO_DBF_SENSE_INDEX 1
+#define QDIO_DBF_SENSE_NR_AREAS 1
+#ifdef QDIO_DBF_LIKE_HELL
+#define QDIO_DBF_SENSE_LEVEL 6
+#else /* QDIO_DBF_LIKE_HELL */
+#define QDIO_DBF_SENSE_LEVEL 2
+#endif /* QDIO_DBF_LIKE_HELL */
+
+#ifdef QDIO_DBF_LIKE_HELL
+#define QDIO_TRACE_QTYPE QDIO_ZFCP_QFMT
+
+#define QDIO_DBF_SLSB_OUT_NAME "qdio_slsb_out"
+#define QDIO_DBF_SLSB_OUT_LEN QDIO_MAX_BUFFERS_PER_Q
+#define QDIO_DBF_SLSB_OUT_INDEX 8
+#define QDIO_DBF_SLSB_OUT_NR_AREAS 1
+#define QDIO_DBF_SLSB_OUT_LEVEL 6
+
+#define QDIO_DBF_SLSB_IN_NAME "qdio_slsb_in"
+#define QDIO_DBF_SLSB_IN_LEN QDIO_MAX_BUFFERS_PER_Q
+#define QDIO_DBF_SLSB_IN_INDEX 8
+#define QDIO_DBF_SLSB_IN_NR_AREAS 1
+#define QDIO_DBF_SLSB_IN_LEVEL 6
+#endif /* QDIO_DBF_LIKE_HELL */
+
+/****************** END OF DEBUG FACILITY STUFF *********************/
+
+typedef struct qdio_buffer_element_t {
+ unsigned int flags;
+ unsigned int length;
+#ifdef QDIO_32_BIT
+ void *reserved;
+#endif /* QDIO_32_BIT */
+ void *addr;
+} __attribute__ ((packed,aligned(16))) qdio_buffer_element_t;
+
+typedef struct qdio_buffer_t {
+ volatile qdio_buffer_element_t element[16];
+} __attribute__ ((packed,aligned(256))) qdio_buffer_t;
+
+
+/* params are: irq, status, qdio_error, siga_error,
+ queue_number, first element processed, number of elements processed,
+ int_parm */
+typedef void qdio_handler_t(int,unsigned int,unsigned int,unsigned int,
+ unsigned int,int,int,unsigned long);
+
+
+#define QDIO_STATUS_INBOUND_INT 0x01
+#define QDIO_STATUS_OUTBOUND_INT 0x02
+#define QDIO_STATUS_LOOK_FOR_ERROR 0x04
+#define QDIO_STATUS_MORE_THAN_ONE_QDIO_ERROR 0x08
+#define QDIO_STATUS_MORE_THAN_ONE_SIGA_ERROR 0x10
+#define QDIO_STATUS_ACTIVATE_CHECK_CONDITION 0x20
+
+#define QDIO_SIGA_ERROR_ACCESS_EXCEPTION 0x10
+#define QDIO_SIGA_ERROR_B_BIT_SET 0x20
+
+/* for qdio_initialize */
+#define QDIO_INBOUND_0COPY_SBALS 0x01
+#define QDIO_OUTBOUND_0COPY_SBALS 0x02
+#define QDIO_USE_OUTBOUND_PCIS 0x04
+#define QDIO_PFIX 0x08
+
+/* for qdio_cleanup */
+#define QDIO_FLAG_CLEANUP_USING_CLEAR 0x01
+#define QDIO_FLAG_CLEANUP_USING_HALT 0x02
+
+typedef struct qdio_initialize_t {
+ int irq;
+ unsigned char q_format;
+ unsigned char adapter_name[8];
+ unsigned int qib_param_field_format; /*adapter dependent*/
+ /* pointer to 128 bytes or NULL, if no param field */
+ unsigned char *qib_param_field; /* adapter dependent */
+ /* pointer to no_queues*128 words of data or NULL */
+ unsigned long *input_slib_elements;
+ unsigned long *output_slib_elements;
+ unsigned int min_input_threshold;
+ unsigned int max_input_threshold;
+ unsigned int min_output_threshold;
+ unsigned int max_output_threshold;
+ unsigned int no_input_qs;
+ unsigned int no_output_qs;
+ qdio_handler_t *input_handler;
+ qdio_handler_t *output_handler;
+ unsigned long int_parm;
+ unsigned long flags;
+ void **input_sbal_addr_array; /* addr of n*128 void ptrs */
+ void **output_sbal_addr_array; /* addr of n*128 void ptrs */
+} qdio_initialize_t;
+extern int qdio_initialize(qdio_initialize_t *init_data);
+
+extern int qdio_activate(int irq,int flags);
+
+#define QDIO_STATE_MUST_USE_OUTB_PCI 0x00000001
+#define QDIO_STATE_INACTIVE 0x00000002 /* after qdio_cleanup */
+#define QDIO_STATE_ESTABLISHED 0x00000004 /* after qdio_initialize */
+#define QDIO_STATE_ACTIVE 0x00000008 /* after qdio_activate */
+#define QDIO_STATE_STOPPED 0x00000010 /* after queues went down */
+extern unsigned long qdio_get_status(int irq);
+
+
+#define QDIO_FLAG_SYNC_INPUT 0x01
+#define QDIO_FLAG_SYNC_OUTPUT 0x02
+#define QDIO_FLAG_UNDER_INTERRUPT 0x04
+#define QDIO_FLAG_NO_INPUT_INTERRUPT_CONTEXT 0x08 /* no effect on
+ adapter interrupts */
+#define QDIO_FLAG_DONT_SIGA 0x10
+
+extern int do_QDIO(int irq,unsigned int flags, unsigned int queue_number,
+ unsigned int qidx,unsigned int count,
+ qdio_buffer_t *buffers);
+
+extern int qdio_synchronize(int irq,unsigned int flags,
+ unsigned int queue_number);
+
+extern int qdio_cleanup(int irq,int how);
+
+extern unsigned char qdio_get_slsb_state(int irq,unsigned int flag,
+ unsigned int queue_number,
+ unsigned int qidx);
+
+/*
+ * QDIO device commands returned by extended Sense-ID
+ */
+#define DEFAULT_ESTABLISH_QS_CMD 0x1b
+#define DEFAULT_ESTABLISH_QS_COUNT 0x1000
+#define DEFAULT_ACTIVATE_QS_CMD 0x1f
+#define DEFAULT_ACTIVATE_QS_COUNT 0
+typedef struct _qdio_cmds {
+ unsigned char rcd; /* read configuration data */
+ unsigned short count_rcd;
+ unsigned char sii; /* set interface identifier */
+ unsigned short count_sii;
+ unsigned char rni; /* read node identifier */
+ unsigned short count_rni;
+ unsigned char eq; /* establish QDIO queues */
+ unsigned short count_eq;
+ unsigned char aq; /* activate QDIO queues */
+ unsigned short count_aq;
+} qdio_cmds_t;
+
+/*
+ * additional CIWs returned by extended Sense-ID
+ */
+#define CIW_TYPE_EQUEUE 0x3 /* establish QDIO queues */
+#define CIW_TYPE_AQUEUE 0x4 /* activate QDIO queues */
+
+typedef struct _qdesfmt0 {
+#ifdef QDIO_32_BIT
+ unsigned long res1; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long sliba; /* storage-list-information-block
+ address */
+#ifdef QDIO_32_BIT
+ unsigned long res2; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long sla; /* storage-list address */
+#ifdef QDIO_32_BIT
+ unsigned long res3; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long slsba; /* storage-list-state-block address */
+ unsigned int res4; /* reserved */
+ unsigned int akey : 4; /* access key for DLIB */
+ unsigned int bkey : 4; /* access key for SL */
+ unsigned int ckey : 4; /* access key for SBALs */
+ unsigned int dkey : 4; /* access key for SLSB */
+ unsigned int res5 : 16; /* reserved */
+} __attribute__ ((packed)) qdesfmt0_t;
+
+/*
+ * Queue-Description record (QDR)
+ */
+typedef struct _qdr {
+ unsigned int qfmt : 8; /* queue format */
+ unsigned int pfmt : 8; /* impl. dep. parameter format */
+ unsigned int res1 : 8; /* reserved */
+ unsigned int ac : 8; /* adapter characteristics */
+ unsigned int res2 : 8; /* reserved */
+ unsigned int iqdcnt : 8; /* input-queue-descriptor count */
+ unsigned int res3 : 8; /* reserved */
+ unsigned int oqdcnt : 8; /* output-queue-descriptor count */
+ unsigned int res4 : 8; /* reserved */
+ unsigned int iqdsz : 8; /* input-queue-descriptor size */
+ unsigned int res5 : 8; /* reserved */
+ unsigned int oqdsz : 8; /* output-queue-descriptor size */
+ unsigned int res6[9]; /* reserved */
+#ifdef QDIO_32_BIT
+ unsigned long res7; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long qiba; /* queue-information-block address */
+ unsigned int res8; /* reserved */
+ unsigned int qkey : 4; /* queue-informatio-block key */
+ unsigned int res9 : 28; /* reserved */
+/* union _qd {*/ /* why this? */
+ qdesfmt0_t qdf0[126];
+/* } qd;*/
+} __attribute__ ((packed,aligned(4096))) qdr_t;
+
+
+/*
+ * queue information block (QIB)
+ */
+#define QIB_AC_INBOUND_PCI_SUPPORTED 0x80
+#define QIB_AC_OUTBOUND_PCI_SUPPORTED 0x40
+typedef struct _qib {
+ unsigned int qfmt : 8; /* queue format */
+ unsigned int pfmt : 8; /* impl. dep. parameter format */
+ unsigned int res1 : 8; /* reserved */
+ unsigned int ac : 8; /* adapter characteristics */
+ unsigned int res2; /* reserved */
+#ifdef QDIO_32_BIT
+ unsigned long res3; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long isliba; /* absolute address of 1st
+ input SLIB */
+#ifdef QDIO_32_BIT
+ unsigned long res4; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long osliba; /* absolute address of 1st
+ output SLIB */
+ unsigned int res5; /* reserved */
+ unsigned int res6; /* reserved */
+ unsigned char ebcnam[8]; /* adapter identifier in EBCDIC */
+ unsigned char res7[88]; /* reserved */
+ unsigned char parm[QDIO_MAX_BUFFERS_PER_Q];
+ /* implementation dependent
+ parameters */
+} __attribute__ ((packed,aligned(256))) qib_t;
+
+
+/*
+ * storage-list-information block element (SLIBE)
+ */
+typedef struct _slibe {
+#ifdef QDIO_32_BIT
+ unsigned long res; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long parms; /* implementation dependent
+ parameters */
+} slibe_t;
+
+/*
+ * storage-list-information block (SLIB)
+ */
+typedef struct _slib {
+#ifdef QDIO_32_BIT
+ unsigned long res1; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long nsliba; /* next SLIB address (if any) */
+#ifdef QDIO_32_BIT
+ unsigned long res2; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long sla; /* SL address */
+#ifdef QDIO_32_BIT
+ unsigned long res3; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long slsba; /* SLSB address */
+ unsigned char res4[1000]; /* reserved */
+ slibe_t slibe[QDIO_MAX_BUFFERS_PER_Q]; /* SLIB elements */
+} __attribute__ ((packed,aligned(2048))) slib_t;
+
+typedef struct _sbal_flags {
+ unsigned char res1 : 1; /* reserved */
+ unsigned char last : 1; /* last entry */
+ unsigned char cont : 1; /* contiguous storage */
+ unsigned char res2 : 1; /* reserved */
+ unsigned char frag : 2; /* fragmentation (s.below) */
+ unsigned char res3 : 2; /* reserved */
+} __attribute__ ((packed)) sbal_flags_t;
+
+#define SBAL_FLAGS_FIRST_FRAG 0x04000000UL
+#define SBAL_FLAGS_MIDDLE_FRAG 0x08000000UL
+#define SBAL_FLAGS_LAST_FRAG 0x0c000000UL
+#define SBAL_FLAGS_LAST_ENTRY 0x40000000UL
+#define SBAL_FLAGS_CONTIGUOUS 0x20000000UL
+
+#define SBAL_FLAGS0_DATA_CONTINUATION 0x20UL
+
+/* Awesome FCP extensions */
+#define SBAL_FLAGS0_TYPE_STATUS 0x00UL
+#define SBAL_FLAGS0_TYPE_WRITE 0x08UL
+#define SBAL_FLAGS0_TYPE_READ 0x10UL
+#define SBAL_FLAGS0_TYPE_WRITE_READ 0x18UL
+#define SBAL_FLAGS0_MORE_SBALS 0x04UL
+#define SBAL_FLAGS0_COMMAND 0x02UL
+#define SBAL_FLAGS0_LAST_SBAL 0x00UL
+#define SBAL_FLAGS0_ONLY_SBAL SBAL_FLAGS0_COMMAND
+#define SBAL_FLAGS0_MIDDLE_SBAL SBAL_FLAGS0_MORE_SBALS
+#define SBAL_FLAGS0_FIRST_SBAL SBAL_FLAGS0_MORE_SBALS | SBAL_FLAGS0_COMMAND
+/* Naught of interest beyond this point */
+
+#define SBAL_FLAGS0_PCI 0x40
+typedef struct _sbal_sbalf_0 {
+ unsigned char res1 : 1; /* reserved */
+ unsigned char pci : 1; /* PCI indicator */
+ unsigned char cont : 1; /* data continuation */
+ unsigned char sbtype: 2; /* storage-block type (FCP) */
+ unsigned char res2 : 3; /* reserved */
+} __attribute__ ((packed)) sbal_sbalf_0_t;
+
+typedef struct _sbal_sbalf_1 {
+ unsigned char res1 : 4; /* reserved */
+ unsigned char key : 4; /* storage key */
+} __attribute__ ((packed)) sbal_sbalf_1_t;
+
+typedef struct _sbal_sbalf_14 {
+ unsigned char res1 : 4; /* reserved */
+ unsigned char erridx : 4; /* error index */
+} __attribute__ ((packed)) sbal_sbalf_14_t;
+
+typedef struct _sbal_sbalf_15 {
+ unsigned char reason; /* reserved */
+} __attribute__ ((packed)) sbal_sbalf_15_t;
+
+typedef union _sbal_sbalf {
+ sbal_sbalf_0_t i0;
+ sbal_sbalf_1_t i1;
+ sbal_sbalf_14_t i14;
+ sbal_sbalf_15_t i15;
+ unsigned char value;
+} sbal_sbalf_t;
+
+typedef struct _sbale {
+ union {
+ sbal_flags_t bits; /* flags */
+ unsigned char value;
+ } flags;
+ unsigned int res1 : 16; /* reserved */
+ sbal_sbalf_t sbalf; /* SBAL flags */
+ unsigned int res2 : 16; /* reserved */
+ unsigned int count : 16; /* data count */
+#ifdef QDIO_32_BIT
+ unsigned long res3; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long addr; /* absolute data address */
+} __attribute__ ((packed,aligned(16))) sbal_element_t;
+
+/*
+ * strorage-block access-list (SBAL)
+ */
+typedef struct _sbal {
+ sbal_element_t element[QDIO_MAX_ELEMENTS_PER_BUFFER];
+} __attribute__ ((packed,aligned(256))) sbal_t;
+
+/*
+ * storage-list (SL)
+ */
+typedef struct _sl_element {
+#ifdef QDIO_32_BIT
+ unsigned long res; /* reserved */
+#endif /* QDIO_32_BIT */
+ unsigned long sbal; /* absolute SBAL address */
+} __attribute__ ((packed)) sl_element_t;
+
+typedef struct _sl {
+ sl_element_t element[QDIO_MAX_BUFFERS_PER_Q];
+} __attribute__ ((packed,aligned(1024))) sl_t;
+
+/*
+ * storage-list-state block (SLSB)
+ */
+/*typedef struct _slsb_val {*/
+/* unsigned char value; */ /* SLSB entry as a single byte value */
+/*} __attribute__ ((packed)) slsb_val_t;*/
+
+typedef struct _slsb_flags {
+ unsigned char owner : 2; /* SBAL owner */
+ unsigned char type : 1; /* buffer type */
+ unsigned char state : 5; /* processing state */
+} __attribute__ ((packed)) slsb_flags_t;
+
+
+typedef struct _slsb {
+ union _acc {
+ unsigned char val[QDIO_MAX_BUFFERS_PER_Q];
+ slsb_flags_t flags[QDIO_MAX_BUFFERS_PER_Q];
+ } acc;
+} __attribute__ ((packed,aligned(256))) slsb_t;
+
+/*
+ * SLSB values
+ */
+#define SLSB_OWNER_PROG 1
+#define SLSB_OWNER_CU 2
+
+#define SLSB_TYPE_INPUT 0
+#define SLSB_TYPE_OUTPUT 1
+
+#define SLSB_STATE_NOT_INIT 0
+#define SLSB_STATE_EMPTY 1
+#define SLSB_STATE_PRIMED 2
+#define SLSB_STATE_HALTED 0xe
+#define SLSB_STATE_ERROR 0xf
+
+#define SLSB_P_INPUT_NOT_INIT 0x80
+#define SLSB_P_INPUT_PROCESSING 0x81
+#define SLSB_CU_INPUT_EMPTY 0x41
+#define SLSB_P_INPUT_PRIMED 0x82
+#define SLSB_P_INPUT_HALTED 0x8E
+#define SLSB_P_INPUT_ERROR 0x8F
+
+#define SLSB_P_OUTPUT_NOT_INIT 0xA0
+#define SLSB_P_OUTPUT_EMPTY 0xA1
+#define SLSB_CU_OUTPUT_PRIMED 0x62
+#define SLSB_P_OUTPUT_HALTED 0xAE
+#define SLSB_P_OUTPUT_ERROR 0xAF
+
+#define SLSB_ERROR_DURING_LOOKUP 0xFF
+
+typedef struct qdio_q_t {
+ volatile slsb_t slsb;
+
+ __u32 * volatile dev_st_chg_ind;
+
+ int is_input_q;
+ int is_0copy_sbals_q;
+
+ unsigned int is_iqdio_q;
+ unsigned int is_thinint_q;
+
+ /* bit 0 means queue 0, bit 1 means queue 1, ... */
+ unsigned int mask;
+ unsigned int q_no;
+
+ qdio_handler_t (*handler);
+
+ /* points to the next buffer to be checked for having
+ * been processed by the card (outbound)
+ * or to the next buffer the program should check for (inbound) */
+ volatile int first_to_check;
+ /* and the last time it was: */
+ volatile int last_move_ftc;
+
+ atomic_t number_of_buffers_used;
+ atomic_t polling;
+
+ unsigned int siga_in;
+ unsigned int siga_out;
+ unsigned int siga_sync;
+ unsigned int siga_sync_done_on_thinints;
+ unsigned int siga_sync_done_on_outb_tis;
+ unsigned int hydra_gives_outbound_pcis;
+
+ /* used to save beginning position when calling dd_handlers */
+ int first_element_to_kick;
+
+ atomic_t use_count;
+ atomic_t is_in_shutdown;
+
+ int irq;
+ void *irq_ptr;
+
+#ifdef QDIO_USE_TIMERS_FOR_POLLING
+ struct timer_list timer;
+ atomic_t timer_already_set;
+ spinlock_t timer_lock;
+#else /* QDIO_USE_TIMERS_FOR_POLLING */
+ struct tasklet_struct tasklet;
+#endif /* QDIO_USE_TIMERS_FOR_POLLING */
+
+ unsigned int state;
+
+ /* used to store the error condition during a data transfer */
+ unsigned int qdio_error;
+ unsigned int siga_error;
+ unsigned int error_status_flags;
+
+ /* list of interesting queues */
+ volatile struct qdio_q_t *list_next;
+ volatile struct qdio_q_t *list_prev;
+
+ slib_t *slib; /* a page is allocated under this pointer,
+ sl points into this page, offset PAGE_SIZE/2
+ (after slib) */
+ sl_t *sl;
+ volatile sbal_t *sbal[QDIO_MAX_BUFFERS_PER_Q];
+
+ qdio_buffer_t *qdio_buffers[QDIO_MAX_BUFFERS_PER_Q];
+
+ unsigned long int_parm;
+
+ /*struct {
+ int in_bh_check_limit;
+ int threshold;
+ } threshold_classes[QDIO_STATS_CLASSES];*/
+
+ struct {
+ /* inbound: the time to stop polling
+ outbound: the time to kick peer */
+ int threshold; /* the real value */
+
+ /* outbound: last time of do_QDIO
+ inbound: last time of noticing incoming data */
+ /*__u64 last_transfer_times[QDIO_STATS_NUMBER];
+ int last_transfer_index; */
+
+ __u64 last_transfer_time;
+ } timing;
+ unsigned int queue_type;
+} __attribute__ ((aligned(256))) qdio_q_t;
+
+typedef struct qdio_irq_t {
+ __u32 * volatile dev_st_chg_ind;
+
+ unsigned long int_parm;
+ int irq;
+
+ unsigned int is_iqdio_irq;
+ unsigned int is_thinint_irq;
+ unsigned int hydra_gives_outbound_pcis;
+ unsigned int sync_done_on_outb_pcis;
+
+ unsigned int state;
+ spinlock_t setting_up_lock;
+
+ unsigned int no_input_qs;
+ unsigned int no_output_qs;
+
+ unsigned char qdioac;
+
+ qdio_q_t *input_qs[QDIO_MAX_QUEUES_PER_IRQ];
+ qdio_q_t *output_qs[QDIO_MAX_QUEUES_PER_IRQ];
+
+ ccw1_t ccw;
+ int io_result_cstat;
+ int io_result_dstat;
+ int io_result_flags;
+ atomic_t interrupt_has_arrived;
+ atomic_t interrupt_has_been_cleaned;
+ wait_queue_head_t wait_q;
+
+ qdr_t *qdr;
+
+ qdio_cmds_t commands;
+
+ qib_t qib;
+
+ io_handler_func_t original_int_handler;
+
+ unsigned long other_flags; /* e.g. QDIO_PFIX */
+
+ struct qdio_irq_t *next;
+} qdio_irq_t;
+
+#define QDIO_CHSC_RESPONSE_CODE_OK 1
+/* flags for st qdio sch data */
+#define CHSC_FLAG_QDIO_CAPABILITY 0x80
+#define CHSC_FLAG_VALIDITY 0x40
+
+#define CHSC_FLAG_SIGA_INPUT_NECESSARY 0x40
+#define CHSC_FLAG_SIGA_OUTPUT_NECESSARY 0x20
+#define CHSC_FLAG_SIGA_SYNC_NECESSARY 0x10
+#define CHSC_FLAG_SIGA_SYNC_DONE_ON_THININTS 0x08
+#define CHSC_FLAG_SIGA_SYNC_DONE_ON_OUTB_PCIS 0x04
+
+typedef struct qdio_chsc_area_t {
+ struct {
+ /* word 0 */
+ __u16 command_code1;
+ __u16 command_code2;
+ /* word 1 */
+ __u16 operation_code;
+ __u16 first_sch;
+ /* word 2 */
+ __u8 reserved1;
+ __u8 image_id;
+ __u16 last_sch;
+ /* word 3 */
+ __u32 reserved2;
+
+ /* word 4 */
+ union {
+ struct {
+ /* word 4&5 */
+ __u64 summary_indicator_addr;
+ /* word 6&7 */
+ __u64 subchannel_indicator_addr;
+ /* word 8 */
+ int ks:4;
+ int kc:4;
+ int reserved1:21;
+ int isc:3;
+ /* word 9&10 */
+ __u32 reserved2[2];
+ /* word 11 */
+ __u32 subsystem_id;
+ /* word 12-1015 */
+ __u32 reserved3[1004];
+ } __attribute__ ((packed,aligned(4))) set_chsc;
+ struct {
+ /* word 4&5 */
+ __u32 reserved1[2];
+ /* word 6 */
+ __u32 delay_target;
+ /* word 7-1015 */
+ __u32 reserved4[1009];
+ } __attribute__ ((packed,aligned(4))) set_chsc_fast;
+ struct {
+ /* word 0 */
+ __u16 length;
+ __u16 response_code;
+ /* word 1 */
+ __u32 reserved1;
+ /* words 2 to 9 for st sch qdio data */
+ __u8 flags;
+ __u8 reserved2;
+ __u16 sch;
+ __u8 qfmt;
+ __u8 reserved3;
+ __u8 qdioac;
+ __u8 sch_class;
+ __u8 reserved4;
+ __u8 icnt;
+ __u8 reserved5;
+ __u8 ocnt;
+ /* plus 5 words of reserved fields */
+ } __attribute__ ((packed,aligned(8)))
+ store_qdio_data_response;
+ } operation_data_area;
+ } __attribute__ ((packed,aligned(8))) request_block;
+ struct {
+ /* word 0 */
+ __u16 length;
+ __u16 response_code;
+ /* word 1 */
+ __u32 reserved1;
+ } __attribute__ ((packed,aligned(8))) response_block;
+} __attribute__ ((packed,aligned(PAGE_SIZE))) qdio_chsc_area_t;
+
+
+#define QDIO_PRINTK_HEADER QDIO_NAME ": "
+
+#if QDIO_VERBOSE_LEVEL>8
+#define QDIO_PRINT_STUPID(x...) printk( KERN_DEBUG QDIO_PRINTK_HEADER x)
+#else
+#define QDIO_PRINT_STUPID(x...)
+#endif
+
+#if QDIO_VERBOSE_LEVEL>7
+#define QDIO_PRINT_ALL(x...) printk( QDIO_PRINTK_HEADER x)
+#else
+#define QDIO_PRINT_ALL(x...)
+#endif
+
+#if QDIO_VERBOSE_LEVEL>6
+#define QDIO_PRINT_INFO(x...) printk( QDIO_PRINTK_HEADER x)
+#else
+#define QDIO_PRINT_INFO(x...)
+#endif
+
+#if QDIO_VERBOSE_LEVEL>5
+#define QDIO_PRINT_WARN(x...) printk( QDIO_PRINTK_HEADER x)
+#else
+#define QDIO_PRINT_WARN(x...)
+#endif
+
+#if QDIO_VERBOSE_LEVEL>4
+#define QDIO_PRINT_ERR(x...) printk( QDIO_PRINTK_HEADER x)
+#else
+#define QDIO_PRINT_ERR(x...)
+#endif
+
+#if QDIO_VERBOSE_LEVEL>3
+#define QDIO_PRINT_CRIT(x...) printk( QDIO_PRINTK_HEADER x)
+#else
+#define QDIO_PRINT_CRIT(x...)
+#endif
+
+#if QDIO_VERBOSE_LEVEL>2
+#define QDIO_PRINT_ALERT(x...) printk( QDIO_PRINTK_HEADER x)
+#else
+#define QDIO_PRINT_ALERT(x...)
+#endif
+
+#if QDIO_VERBOSE_LEVEL>1
+#define QDIO_PRINT_EMERG(x...) printk( QDIO_PRINTK_HEADER x)
+#else
+#define QDIO_PRINT_EMERG(x...)
+#endif
+
+#endif /* __QDIO_H__ */
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