@@ -1,8 +1,13 @@
/*
- * SCLP ASCII access driver
+ * SCLP definitions
*
+ * Based on the file pc-bios/s390-ccw/sclp.h from QEMU
* Copyright (c) 2013 Alexander Graf <agraf@suse.de>
*
+ * and based on the file include/hw/s390x/sclp.h from QEMU
+ * Copyright IBM, Corp. 2012
+ * Author: Christian Borntraeger <borntraeger@de.ibm.com>
+ *
* 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.
@@ -11,21 +16,51 @@
#ifndef SCLP_H
#define SCLP_H
+#define SCLP_CMD_CODE_MASK 0xffff00ff
+
/* SCLP command codes */
#define SCLP_CMDW_READ_SCP_INFO 0x00020001
#define SCLP_CMDW_READ_SCP_INFO_FORCED 0x00120001
+#define SCLP_READ_STORAGE_ELEMENT_INFO 0x00040001
+#define SCLP_ATTACH_STORAGE_ELEMENT 0x00080001
+#define SCLP_ASSIGN_STORAGE 0x000D0001
#define SCLP_CMD_READ_EVENT_DATA 0x00770005
#define SCLP_CMD_WRITE_EVENT_DATA 0x00760005
#define SCLP_CMD_READ_EVENT_DATA 0x00770005
#define SCLP_CMD_WRITE_EVENT_DATA 0x00760005
#define SCLP_CMD_WRITE_EVENT_MASK 0x00780005
+/* SCLP Memory hotplug codes */
+#define SCLP_FC_ASSIGN_ATTACH_READ_STOR 0xE00000000000ULL
+#define SCLP_STARTING_SUBINCREMENT_ID 0x10001
+#define SCLP_INCREMENT_UNIT 0x10000
+#define MAX_AVAIL_SLOTS 32
+#define MAX_STORAGE_INCREMENTS 1020
+
+/* CPU hotplug SCLP codes */
+#define SCLP_HAS_CPU_INFO 0x0C00000000000000ULL
+#define SCLP_CMDW_READ_CPU_INFO 0x00010001
+#define SCLP_CMDW_CONFIGURE_CPU 0x00110001
+#define SCLP_CMDW_DECONFIGURE_CPU 0x00100001
+
+/* SCLP PCI codes */
+#define SCLP_HAS_IOA_RECONFIG 0x0000000040000000ULL
+#define SCLP_CMDW_CONFIGURE_IOA 0x001a0001
+#define SCLP_CMDW_DECONFIGURE_IOA 0x001b0001
+#define SCLP_RECONFIG_PCI_ATYPE 2
+
/* SCLP response codes */
#define SCLP_RC_NORMAL_READ_COMPLETION 0x0010
#define SCLP_RC_NORMAL_COMPLETION 0x0020
+#define SCLP_RC_SCCB_BOUNDARY_VIOLATION 0x0100
+#define SCLP_RC_NO_ACTION_REQUIRED 0x0120
#define SCLP_RC_INVALID_SCLP_COMMAND 0x01f0
#define SCLP_RC_CONTAINED_EQUIPMENT_CHECK 0x0340
#define SCLP_RC_INSUFFICIENT_SCCB_LENGTH 0x0300
+#define SCLP_RC_STANDBY_READ_COMPLETION 0x0410
+#define SCLP_RC_ADAPTER_IN_RESERVED_STATE 0x05f0
+#define SCLP_RC_ADAPTER_TYPE_NOT_RECOGNIZED 0x06f0
+#define SCLP_RC_ADAPTER_ID_NOT_RECOGNIZED 0x09f0
#define SCLP_RC_INVALID_FUNCTION 0x40f0
#define SCLP_RC_NO_EVENT_BUFFERS_STORED 0x60f0
#define SCLP_RC_INVALID_SELECTION_MASK 0x70f0
@@ -50,13 +85,83 @@ typedef struct SCCBHeader {
} __attribute__((packed)) SCCBHeader;
#define SCCB_DATA_LEN (SCCB_SIZE - sizeof(SCCBHeader))
+#define SCCB_CPU_FEATURE_LEN 6
+
+/* CPU information */
+typedef struct CPUEntry {
+ uint8_t address;
+ uint8_t reserved0;
+ uint8_t features[SCCB_CPU_FEATURE_LEN];
+ uint8_t reserved2[6];
+ uint8_t type;
+ uint8_t reserved1;
+} __attribute__((packed)) CPUEntry;
typedef struct ReadInfo {
SCCBHeader h;
uint16_t rnmax;
uint8_t rnsize;
+ uint8_t _reserved1[16 - 11]; /* 11-15 */
+ uint16_t entries_cpu; /* 16-17 */
+ uint16_t offset_cpu; /* 18-19 */
+ uint8_t _reserved2[24 - 20]; /* 20-23 */
+ uint8_t loadparm[8]; /* 24-31 */
+ uint8_t _reserved3[48 - 32]; /* 32-47 */
+ uint64_t facilities; /* 48-55 */
+ uint8_t _reserved0[76 - 56]; /* 56-75 */
+ uint32_t ibc_val;
+ uint8_t conf_char[99 - 80]; /* 80-98 */
+ uint8_t mha_pow;
+ uint32_t rnsize2;
+ uint64_t rnmax2;
+ uint8_t _reserved6[116 - 112]; /* 112-115 */
+ uint8_t conf_char_ext[120 - 116]; /* 116-119 */
+ uint16_t highest_cpu;
+ uint8_t _reserved5[124 - 122]; /* 122-123 */
+ uint32_t hmfai;
+ struct CPUEntry entries[0];
} __attribute__((packed)) ReadInfo;
+typedef struct ReadCpuInfo {
+ SCCBHeader h;
+ uint16_t nr_configured; /* 8-9 */
+ uint16_t offset_configured; /* 10-11 */
+ uint16_t nr_standby; /* 12-13 */
+ uint16_t offset_standby; /* 14-15 */
+ uint8_t reserved0[24-16]; /* 16-23 */
+ struct CPUEntry entries[0];
+} __attribute__((packed)) ReadCpuInfo;
+
+typedef struct ReadStorageElementInfo {
+ SCCBHeader h;
+ uint16_t max_id;
+ uint16_t assigned;
+ uint16_t standby;
+ uint8_t _reserved0[16 - 14]; /* 14-15 */
+ uint32_t entries[0];
+} __attribute__((packed)) ReadStorageElementInfo;
+
+typedef struct AttachStorageElement {
+ SCCBHeader h;
+ uint8_t _reserved0[10 - 8]; /* 8-9 */
+ uint16_t assigned;
+ uint8_t _reserved1[16 - 12]; /* 12-15 */
+ uint32_t entries[0];
+} __attribute__((packed)) AttachStorageElement;
+
+typedef struct AssignStorage {
+ SCCBHeader h;
+ uint16_t rn;
+} __attribute__((packed)) AssignStorage;
+
+typedef struct IoaCfgSccb {
+ SCCBHeader header;
+ uint8_t atype;
+ uint8_t reserved1;
+ uint16_t reserved2;
+ uint32_t aid;
+} __attribute__((packed)) IoaCfgSccb;
+
typedef struct SCCB {
SCCBHeader h;
char data[SCCB_DATA_LEN];