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-rw-r--r--arch/s390/include/asm/sysinfo.h201
1 files changed, 201 insertions, 0 deletions
diff --git a/arch/s390/include/asm/sysinfo.h b/arch/s390/include/asm/sysinfo.h
new file mode 100644
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+++ b/arch/s390/include/asm/sysinfo.h
@@ -0,0 +1,201 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * definition for store system information stsi
+ *
+ * Copyright IBM Corp. 2001, 2008
+ *
+ * Author(s): Ulrich Weigand <weigand@de.ibm.com>
+ * Christian Borntraeger <borntraeger@de.ibm.com>
+ */
+
+#ifndef __ASM_S390_SYSINFO_H
+#define __ASM_S390_SYSINFO_H
+
+#include <asm/bitsperlong.h>
+#include <linux/uuid.h>
+
+struct sysinfo_1_1_1 {
+ unsigned char p:1;
+ unsigned char :6;
+ unsigned char t:1;
+ unsigned char :8;
+ unsigned char ccr;
+ unsigned char cai;
+ char reserved_0[20];
+ unsigned long lic;
+ char manufacturer[16];
+ char type[4];
+ char reserved_1[12];
+ char model_capacity[16];
+ char sequence[16];
+ char plant[4];
+ char model[16];
+ char model_perm_cap[16];
+ char model_temp_cap[16];
+ unsigned int model_cap_rating;
+ unsigned int model_perm_cap_rating;
+ unsigned int model_temp_cap_rating;
+ unsigned char typepct[5];
+ unsigned char reserved_2[3];
+ unsigned int ncr;
+ unsigned int npr;
+ unsigned int ntr;
+};
+
+struct sysinfo_1_2_1 {
+ char reserved_0[80];
+ char sequence[16];
+ char plant[4];
+ char reserved_1[2];
+ unsigned short cpu_address;
+};
+
+struct sysinfo_1_2_2 {
+ char format;
+ char reserved_0[1];
+ unsigned short acc_offset;
+ unsigned char mt_installed :1;
+ unsigned char :2;
+ unsigned char mt_stid :5;
+ unsigned char :3;
+ unsigned char mt_gtid :5;
+ char reserved_1[18];
+ unsigned int nominal_cap;
+ unsigned int secondary_cap;
+ unsigned int capability;
+ unsigned short cpus_total;
+ unsigned short cpus_configured;
+ unsigned short cpus_standby;
+ unsigned short cpus_reserved;
+ unsigned short adjustment[];
+};
+
+struct sysinfo_1_2_2_extension {
+ unsigned int alt_capability;
+ unsigned short alt_adjustment[];
+};
+
+struct sysinfo_2_2_1 {
+ char reserved_0[80];
+ char sequence[16];
+ char plant[4];
+ unsigned short cpu_id;
+ unsigned short cpu_address;
+};
+
+struct sysinfo_2_2_2 {
+ char reserved_0[32];
+ unsigned short lpar_number;
+ char reserved_1;
+ unsigned char characteristics;
+ unsigned short cpus_total;
+ unsigned short cpus_configured;
+ unsigned short cpus_standby;
+ unsigned short cpus_reserved;
+ char name[8];
+ unsigned int caf;
+ char reserved_2[8];
+ unsigned char mt_installed :1;
+ unsigned char :2;
+ unsigned char mt_stid :5;
+ unsigned char :3;
+ unsigned char mt_gtid :5;
+ unsigned char :3;
+ unsigned char mt_psmtid :5;
+ char reserved_3[5];
+ unsigned short cpus_dedicated;
+ unsigned short cpus_shared;
+ char reserved_4[3];
+ unsigned char vsne;
+ uuid_t uuid;
+ char reserved_5[160];
+ char ext_name[256];
+};
+
+#define LPAR_CHAR_DEDICATED (1 << 7)
+#define LPAR_CHAR_SHARED (1 << 6)
+#define LPAR_CHAR_LIMITED (1 << 5)
+
+struct sysinfo_3_2_2 {
+ char reserved_0[31];
+ unsigned char :4;
+ unsigned char count:4;
+ struct {
+ char reserved_0[4];
+ unsigned short cpus_total;
+ unsigned short cpus_configured;
+ unsigned short cpus_standby;
+ unsigned short cpus_reserved;
+ char name[8];
+ unsigned int caf;
+ char cpi[16];
+ char reserved_1[3];
+ unsigned char evmne;
+ unsigned int reserved_2;
+ uuid_t uuid;
+ } vm[8];
+ char reserved_3[1504];
+ char ext_names[8][256];
+};
+
+extern int topology_max_mnest;
+
+/*
+ * Returns the maximum nesting level supported by the cpu topology code.
+ * The current maximum level is 4 which is the drawer level.
+ */
+static inline unsigned char topology_mnest_limit(void)
+{
+ return min(topology_max_mnest, 4);
+}
+
+#define TOPOLOGY_NR_MAG 6
+
+struct topology_core {
+ unsigned char nl;
+ unsigned char reserved0[3];
+ unsigned char :5;
+ unsigned char d:1;
+ unsigned char pp:2;
+ unsigned char reserved1;
+ unsigned short origin;
+ unsigned long mask;
+};
+
+struct topology_container {
+ unsigned char nl;
+ unsigned char reserved[6];
+ unsigned char id;
+};
+
+union topology_entry {
+ unsigned char nl;
+ struct topology_core cpu;
+ struct topology_container container;
+};
+
+struct sysinfo_15_1_x {
+ unsigned char reserved0[2];
+ unsigned short length;
+ unsigned char mag[TOPOLOGY_NR_MAG];
+ unsigned char reserved1;
+ unsigned char mnest;
+ unsigned char reserved2[4];
+ union topology_entry tle[];
+};
+
+int stsi(void *sysinfo, int fc, int sel1, int sel2);
+
+/*
+ * Service level reporting interface.
+ */
+struct service_level {
+ struct list_head list;
+ void (*seq_print)(struct seq_file *, struct service_level *);
+};
+
+int register_service_level(struct service_level *);
+int unregister_service_level(struct service_level *);
+
+int sthyi_fill(void *dst, u64 *rc);
+#endif /* __ASM_S390_SYSINFO_H */