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authorAnton Arapov <anton@redhat.com>2012-04-16 10:05:28 +0200
committerAnton Arapov <anton@redhat.com>2012-04-16 10:05:28 +0200
commitb4b6116a13633898cf868f2f103c96a90c4c20f8 (patch)
tree93d1b7e2cfcdf473d8d4ff3ad141fa864f8491f6 /arch/s390/include/asm/chsc.h
parentedd4be777c953e5faafc80d091d3084b4343f5d3 (diff)
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fedora kernel: d9aad82f3319f3cfd1aebc01234254ef0c37ad84v3.3.2-1
Signed-off-by: Anton Arapov <anton@redhat.com>
Diffstat (limited to 'arch/s390/include/asm/chsc.h')
-rw-r--r--arch/s390/include/asm/chsc.h156
1 files changed, 156 insertions, 0 deletions
diff --git a/arch/s390/include/asm/chsc.h b/arch/s390/include/asm/chsc.h
new file mode 100644
index 00000000000..4943654ed7f
--- /dev/null
+++ b/arch/s390/include/asm/chsc.h
@@ -0,0 +1,156 @@
+/*
+ * ioctl interface for /dev/chsc
+ *
+ * Copyright 2008 IBM Corp.
+ * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com>
+ */
+
+#ifndef _ASM_CHSC_H
+#define _ASM_CHSC_H
+
+#include <linux/types.h>
+#include <asm/chpid.h>
+#include <asm/schid.h>
+
+struct chsc_async_header {
+ __u16 length;
+ __u16 code;
+ __u32 cmd_dependend;
+ __u32 key : 4;
+ __u32 : 28;
+ struct subchannel_id sid;
+} __attribute__ ((packed));
+
+struct chsc_async_area {
+ struct chsc_async_header header;
+ __u8 data[PAGE_SIZE - 16 /* size of chsc_async_header */];
+} __attribute__ ((packed));
+
+
+struct chsc_response_struct {
+ __u16 length;
+ __u16 code;
+ __u32 parms;
+ __u8 data[PAGE_SIZE - 8];
+} __attribute__ ((packed));
+
+struct chsc_chp_cd {
+ struct chp_id chpid;
+ int m;
+ int fmt;
+ struct chsc_response_struct cpcb;
+};
+
+struct chsc_cu_cd {
+ __u16 cun;
+ __u8 cssid;
+ int m;
+ int fmt;
+ struct chsc_response_struct cucb;
+};
+
+struct chsc_sch_cud {
+ struct subchannel_id schid;
+ int fmt;
+ struct chsc_response_struct scub;
+};
+
+struct conf_id {
+ int m;
+ __u8 cssid;
+ __u8 ssid;
+};
+
+struct chsc_conf_info {
+ struct conf_id id;
+ int fmt;
+ struct chsc_response_struct scid;
+};
+
+struct ccl_parm_chpid {
+ int m;
+ struct chp_id chp;
+};
+
+struct ccl_parm_cssids {
+ __u8 f_cssid;
+ __u8 l_cssid;
+};
+
+struct chsc_comp_list {
+ struct {
+ enum {
+ CCL_CU_ON_CHP = 1,
+ CCL_CHP_TYPE_CAP = 2,
+ CCL_CSS_IMG = 4,
+ CCL_CSS_IMG_CONF_CHAR = 5,
+ CCL_IOP_CHP = 6,
+ } ctype;
+ int fmt;
+ struct ccl_parm_chpid chpid;
+ struct ccl_parm_cssids cssids;
+ } req;
+ struct chsc_response_struct sccl;
+};
+
+struct chsc_dcal {
+ struct {
+ enum {
+ DCAL_CSS_IID_PN = 4,
+ } atype;
+ __u32 list_parm[2];
+ int fmt;
+ } req;
+ struct chsc_response_struct sdcal;
+};
+
+struct chsc_cpd_info {
+ struct chp_id chpid;
+ int m;
+ int fmt;
+ int rfmt;
+ int c;
+ struct chsc_response_struct chpdb;
+};
+
+#define CHSC_IOCTL_MAGIC 'c'
+
+#define CHSC_START _IOWR(CHSC_IOCTL_MAGIC, 0x81, struct chsc_async_area)
+#define CHSC_INFO_CHANNEL_PATH _IOWR(CHSC_IOCTL_MAGIC, 0x82, \
+ struct chsc_chp_cd)
+#define CHSC_INFO_CU _IOWR(CHSC_IOCTL_MAGIC, 0x83, struct chsc_cu_cd)
+#define CHSC_INFO_SCH_CU _IOWR(CHSC_IOCTL_MAGIC, 0x84, struct chsc_sch_cud)
+#define CHSC_INFO_CI _IOWR(CHSC_IOCTL_MAGIC, 0x85, struct chsc_conf_info)
+#define CHSC_INFO_CCL _IOWR(CHSC_IOCTL_MAGIC, 0x86, struct chsc_comp_list)
+#define CHSC_INFO_CPD _IOWR(CHSC_IOCTL_MAGIC, 0x87, struct chsc_cpd_info)
+#define CHSC_INFO_DCAL _IOWR(CHSC_IOCTL_MAGIC, 0x88, struct chsc_dcal)
+
+#ifdef __KERNEL__
+
+struct css_general_char {
+ u64 : 12;
+ u32 dynio : 1; /* bit 12 */
+ u32 : 28;
+ u32 aif : 1; /* bit 41 */
+ u32 : 3;
+ u32 mcss : 1; /* bit 45 */
+ u32 fcs : 1; /* bit 46 */
+ u32 : 1;
+ u32 ext_mb : 1; /* bit 48 */
+ u32 : 7;
+ u32 aif_tdd : 1; /* bit 56 */
+ u32 : 1;
+ u32 qebsm : 1; /* bit 58 */
+ u32 : 8;
+ u32 aif_osa : 1; /* bit 67 */
+ u32 : 14;
+ u32 cib : 1; /* bit 82 */
+ u32 : 5;
+ u32 fcx : 1; /* bit 88 */
+ u32 : 7;
+}__attribute__((packed));
+
+extern struct css_general_char css_general_characteristics;
+
+#endif /* __KERNEL__ */
+#endif