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-rw-r--r--qemu/pc-bios/s390-ccw/cio.h342
1 files changed, 0 insertions, 342 deletions
diff --git a/qemu/pc-bios/s390-ccw/cio.h b/qemu/pc-bios/s390-ccw/cio.h
deleted file mode 100644
index f5b4549ea..000000000
--- a/qemu/pc-bios/s390-ccw/cio.h
+++ /dev/null
@@ -1,342 +0,0 @@
-/*
- * Channel IO definitions
- *
- * Copyright (c) 2013 Alexander Graf <agraf@suse.de>
- *
- * Inspired by various s390 headers in Linux 3.9.
- *
- * This work is licensed under the terms of the GNU GPL, version 2 or (at
- * your option) any later version. See the COPYING file in the top-level
- * directory.
- */
-
-#ifndef CIO_H
-#define CIO_H
-
-/*
- * path management control word
- */
-struct pmcw {
- __u32 intparm; /* interruption parameter */
- __u32 qf : 1; /* qdio facility */
- __u32 w : 1;
- __u32 isc : 3; /* interruption sublass */
- __u32 res5 : 3; /* reserved zeros */
- __u32 ena : 1; /* enabled */
- __u32 lm : 2; /* limit mode */
- __u32 mme : 2; /* measurement-mode enable */
- __u32 mp : 1; /* multipath mode */
- __u32 tf : 1; /* timing facility */
- __u32 dnv : 1; /* device number valid */
- __u32 dev : 16; /* device number */
- __u8 lpm; /* logical path mask */
- __u8 pnom; /* path not operational mask */
- __u8 lpum; /* last path used mask */
- __u8 pim; /* path installed mask */
- __u16 mbi; /* measurement-block index */
- __u8 pom; /* path operational mask */
- __u8 pam; /* path available mask */
- __u8 chpid[8]; /* CHPID 0-7 (if available) */
- __u32 unused1 : 8; /* reserved zeros */
- __u32 st : 3; /* subchannel type */
- __u32 unused2 : 18; /* reserved zeros */
- __u32 mbfc : 1; /* measurement block format control */
- __u32 xmwme : 1; /* extended measurement word mode enable */
- __u32 csense : 1; /* concurrent sense; can be enabled ...*/
- /* ... per MSCH, however, if facility */
- /* ... is not installed, this results */
- /* ... in an operand exception. */
-} __attribute__ ((packed));
-
-/* Target SCHIB configuration. */
-struct schib_config {
- __u64 mba;
- __u32 intparm;
- __u16 mbi;
- __u32 isc:3;
- __u32 ena:1;
- __u32 mme:2;
- __u32 mp:1;
- __u32 csense:1;
- __u32 mbfc:1;
-} __attribute__ ((packed));
-
-struct scsw {
- __u16 flags;
- __u16 ctrl;
- __u32 cpa;
- __u8 dstat;
- __u8 cstat;
- __u16 count;
-} __attribute__ ((packed));
-
-#define SCSW_FCTL_CLEAR_FUNC 0x1000
-#define SCSW_FCTL_HALT_FUNC 0x2000
-#define SCSW_FCTL_START_FUNC 0x4000
-
-/*
- * subchannel information block
- */
-struct schib {
- struct pmcw pmcw; /* path management control word */
- struct scsw scsw; /* subchannel status word */
- __u64 mba; /* measurement block address */
- __u8 mda[4]; /* model dependent area */
-} __attribute__ ((packed,aligned(4)));
-
-struct subchannel_id {
- __u32 cssid : 8;
- __u32 : 4;
- __u32 m : 1;
- __u32 ssid : 2;
- __u32 one : 1;
- __u32 sch_no : 16;
-} __attribute__ ((packed, aligned(4)));
-
-struct chsc_header {
- __u16 length;
- __u16 code;
-} __attribute__((packed));
-
-struct chsc_area_sda {
- struct chsc_header request;
- __u8 reserved1:4;
- __u8 format:4;
- __u8 reserved2;
- __u16 operation_code;
- __u32 reserved3;
- __u32 reserved4;
- __u32 operation_data_area[252];
- struct chsc_header response;
- __u32 reserved5:4;
- __u32 format2:4;
- __u32 reserved6:24;
-} __attribute__((packed));
-
-/*
- * TPI info structure
- */
-struct tpi_info {
- struct subchannel_id schid;
- __u32 intparm; /* interruption parameter */
- __u32 adapter_IO : 1;
- __u32 reserved2 : 1;
- __u32 isc : 3;
- __u32 reserved3 : 12;
- __u32 int_type : 3;
- __u32 reserved4 : 12;
-} __attribute__ ((packed));
-
-/* channel command word (type 1) */
-struct ccw1 {
- __u8 cmd_code;
- __u8 flags;
- __u16 count;
- __u32 cda;
-} __attribute__ ((packed));
-
-#define CCW_FLAG_DC 0x80
-#define CCW_FLAG_CC 0x40
-#define CCW_FLAG_SLI 0x20
-#define CCW_FLAG_SKIP 0x10
-#define CCW_FLAG_PCI 0x08
-#define CCW_FLAG_IDA 0x04
-#define CCW_FLAG_SUSPEND 0x02
-
-#define CCW_CMD_NOOP 0x03
-#define CCW_CMD_BASIC_SENSE 0x04
-#define CCW_CMD_TIC 0x08
-#define CCW_CMD_SENSE_ID 0xe4
-
-#define CCW_CMD_SET_VQ 0x13
-#define CCW_CMD_VDEV_RESET 0x33
-#define CCW_CMD_READ_FEAT 0x12
-#define CCW_CMD_WRITE_FEAT 0x11
-#define CCW_CMD_READ_CONF 0x22
-#define CCW_CMD_WRITE_CONF 0x21
-#define CCW_CMD_WRITE_STATUS 0x31
-#define CCW_CMD_SET_IND 0x43
-#define CCW_CMD_SET_CONF_IND 0x53
-#define CCW_CMD_READ_VQ_CONF 0x32
-
-/*
- * Command-mode operation request block
- */
-struct cmd_orb {
- __u32 intparm; /* interruption parameter */
- __u32 key:4; /* flags, like key, suspend control, etc. */
- __u32 spnd:1; /* suspend control */
- __u32 res1:1; /* reserved */
- __u32 mod:1; /* modification control */
- __u32 sync:1; /* synchronize control */
- __u32 fmt:1; /* format control */
- __u32 pfch:1; /* prefetch control */
- __u32 isic:1; /* initial-status-interruption control */
- __u32 alcc:1; /* address-limit-checking control */
- __u32 ssic:1; /* suppress-suspended-interr. control */
- __u32 res2:1; /* reserved */
- __u32 c64:1; /* IDAW/QDIO 64 bit control */
- __u32 i2k:1; /* IDAW 2/4kB block size control */
- __u32 lpm:8; /* logical path mask */
- __u32 ils:1; /* incorrect length */
- __u32 zero:6; /* reserved zeros */
- __u32 orbx:1; /* ORB extension control */
- __u32 cpa; /* channel program address */
-} __attribute__ ((packed, aligned(4)));
-
-struct ciw {
- __u8 type;
- __u8 command;
- __u16 count;
-};
-
-/*
- * sense-id response buffer layout
- */
-struct senseid {
- /* common part */
- __u8 reserved; /* always 0x'FF' */
- __u16 cu_type; /* control unit type */
- __u8 cu_model; /* control unit model */
- __u16 dev_type; /* device type */
- __u8 dev_model; /* device model */
- __u8 unused; /* padding byte */
- /* extended part */
- struct ciw ciw[62];
-} __attribute__ ((packed, aligned(4)));
-
-/* interruption response block */
-struct irb {
- struct scsw scsw;
- __u32 esw[5];
- __u32 ecw[8];
- __u32 emw[8];
-} __attribute__ ((packed, aligned(4)));
-
-/*
- * Some S390 specific IO instructions as inline
- */
-
-static inline int stsch_err(struct subchannel_id schid, struct schib *addr)
-{
- register struct subchannel_id reg1 asm ("1") = schid;
- int ccode = -EIO;
-
- asm volatile(
- " stsch 0(%3)\n"
- "0: ipm %0\n"
- " srl %0,28\n"
- "1:\n"
- : "+d" (ccode), "=m" (*addr)
- : "d" (reg1), "a" (addr)
- : "cc");
- return ccode;
-}
-
-static inline int msch(struct subchannel_id schid, struct schib *addr)
-{
- register struct subchannel_id reg1 asm ("1") = schid;
- int ccode;
-
- asm volatile(
- " msch 0(%2)\n"
- " ipm %0\n"
- " srl %0,28"
- : "=d" (ccode)
- : "d" (reg1), "a" (addr), "m" (*addr)
- : "cc");
- return ccode;
-}
-
-static inline int msch_err(struct subchannel_id schid, struct schib *addr)
-{
- register struct subchannel_id reg1 asm ("1") = schid;
- int ccode = -EIO;
-
- asm volatile(
- " msch 0(%2)\n"
- "0: ipm %0\n"
- " srl %0,28\n"
- "1:\n"
- : "+d" (ccode)
- : "d" (reg1), "a" (addr), "m" (*addr)
- : "cc");
- return ccode;
-}
-
-static inline int tsch(struct subchannel_id schid, struct irb *addr)
-{
- register struct subchannel_id reg1 asm ("1") = schid;
- int ccode;
-
- asm volatile(
- " tsch 0(%3)\n"
- " ipm %0\n"
- " srl %0,28"
- : "=d" (ccode), "=m" (*addr)
- : "d" (reg1), "a" (addr)
- : "cc");
- return ccode;
-}
-
-static inline int ssch(struct subchannel_id schid, struct cmd_orb *addr)
-{
- register struct subchannel_id reg1 asm("1") = schid;
- int ccode = -EIO;
-
- asm volatile(
- " ssch 0(%2)\n"
- "0: ipm %0\n"
- " srl %0,28\n"
- "1:\n"
- : "+d" (ccode)
- : "d" (reg1), "a" (addr), "m" (*addr)
- : "cc", "memory");
- return ccode;
-}
-
-static inline int csch(struct subchannel_id schid)
-{
- register struct subchannel_id reg1 asm("1") = schid;
- int ccode;
-
- asm volatile(
- " csch\n"
- " ipm %0\n"
- " srl %0,28"
- : "=d" (ccode)
- : "d" (reg1)
- : "cc");
- return ccode;
-}
-
-static inline int tpi(struct tpi_info *addr)
-{
- int ccode;
-
- asm volatile(
- " tpi 0(%2)\n"
- " ipm %0\n"
- " srl %0,28"
- : "=d" (ccode), "=m" (*addr)
- : "a" (addr)
- : "cc");
- return ccode;
-}
-
-static inline int chsc(void *chsc_area)
-{
- typedef struct { char _[4096]; } addr_type;
- int cc;
-
- asm volatile(
- " .insn rre,0xb25f0000,%2,0\n"
- " ipm %0\n"
- " srl %0,28\n"
- : "=d" (cc), "=m" (*(addr_type *) chsc_area)
- : "d" (chsc_area), "m" (*(addr_type *) chsc_area)
- : "cc");
- return cc;
-}
-
-#endif /* CIO_H */