summaryrefslogtreecommitdiffstats
path: root/sys/xen/interface/sysctl.h
diff options
context:
space:
mode:
authorkmacy <kmacy@FreeBSD.org>2008-08-12 07:36:56 +0000
committerkmacy <kmacy@FreeBSD.org>2008-08-12 07:36:56 +0000
commit0b389f773a9c8f3b051d4428ff2da0e0312ce140 (patch)
tree99fcce092bcf6e038d29364827a38130e8077362 /sys/xen/interface/sysctl.h
parentfdd4a7dd673b1178e1b062850253fe754ef36d5d (diff)
downloadFreeBSD-src-0b389f773a9c8f3b051d4428ff2da0e0312ce140.zip
FreeBSD-src-0b389f773a9c8f3b051d4428ff2da0e0312ce140.tar.gz
Import OS interfaces to Xen services.
MFC after: 2 weeks
Diffstat (limited to 'sys/xen/interface/sysctl.h')
-rw-r--r--sys/xen/interface/sysctl.h198
1 files changed, 198 insertions, 0 deletions
diff --git a/sys/xen/interface/sysctl.h b/sys/xen/interface/sysctl.h
new file mode 100644
index 0000000..d51052a
--- /dev/null
+++ b/sys/xen/interface/sysctl.h
@@ -0,0 +1,198 @@
+/******************************************************************************
+ * sysctl.h
+ *
+ * System management operations. For use by node control stack.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Copyright (c) 2002-2006, K Fraser
+ */
+
+#ifndef __XEN_PUBLIC_SYSCTL_H__
+#define __XEN_PUBLIC_SYSCTL_H__
+
+#if !defined(__XEN__) && !defined(__XEN_TOOLS__)
+#error "sysctl operations are intended for use by node control tools only"
+#endif
+
+#include "xen.h"
+#include "domctl.h"
+
+#define XEN_SYSCTL_INTERFACE_VERSION 0x00000003
+
+/*
+ * Read console content from Xen buffer ring.
+ */
+#define XEN_SYSCTL_readconsole 1
+struct xen_sysctl_readconsole {
+ /* IN variables. */
+ uint32_t clear; /* Non-zero -> clear after reading. */
+ XEN_GUEST_HANDLE_64(char) buffer; /* Buffer start */
+ /* IN/OUT variables. */
+ uint32_t count; /* In: Buffer size; Out: Used buffer size */
+};
+typedef struct xen_sysctl_readconsole xen_sysctl_readconsole_t;
+DEFINE_XEN_GUEST_HANDLE(xen_sysctl_readconsole_t);
+
+/* Get trace buffers machine base address */
+#define XEN_SYSCTL_tbuf_op 2
+struct xen_sysctl_tbuf_op {
+ /* IN variables */
+#define XEN_SYSCTL_TBUFOP_get_info 0
+#define XEN_SYSCTL_TBUFOP_set_cpu_mask 1
+#define XEN_SYSCTL_TBUFOP_set_evt_mask 2
+#define XEN_SYSCTL_TBUFOP_set_size 3
+#define XEN_SYSCTL_TBUFOP_enable 4
+#define XEN_SYSCTL_TBUFOP_disable 5
+ uint32_t cmd;
+ /* IN/OUT variables */
+ struct xenctl_cpumap cpu_mask;
+ uint32_t evt_mask;
+ /* OUT variables */
+ uint64_aligned_t buffer_mfn;
+ uint32_t size;
+};
+typedef struct xen_sysctl_tbuf_op xen_sysctl_tbuf_op_t;
+DEFINE_XEN_GUEST_HANDLE(xen_sysctl_tbuf_op_t);
+
+/*
+ * Get physical information about the host machine
+ */
+#define XEN_SYSCTL_physinfo 3
+struct xen_sysctl_physinfo {
+ uint32_t threads_per_core;
+ uint32_t cores_per_socket;
+ uint32_t sockets_per_node;
+ uint32_t nr_nodes;
+ uint32_t cpu_khz;
+ uint64_aligned_t total_pages;
+ uint64_aligned_t free_pages;
+ uint64_aligned_t scrub_pages;
+ uint32_t hw_cap[8];
+};
+typedef struct xen_sysctl_physinfo xen_sysctl_physinfo_t;
+DEFINE_XEN_GUEST_HANDLE(xen_sysctl_physinfo_t);
+
+/*
+ * Get the ID of the current scheduler.
+ */
+#define XEN_SYSCTL_sched_id 4
+struct xen_sysctl_sched_id {
+ /* OUT variable */
+ uint32_t sched_id;
+};
+typedef struct xen_sysctl_sched_id xen_sysctl_sched_id_t;
+DEFINE_XEN_GUEST_HANDLE(xen_sysctl_sched_id_t);
+
+/* Interface for controlling Xen software performance counters. */
+#define XEN_SYSCTL_perfc_op 5
+/* Sub-operations: */
+#define XEN_SYSCTL_PERFCOP_reset 1 /* Reset all counters to zero. */
+#define XEN_SYSCTL_PERFCOP_query 2 /* Get perfctr information. */
+struct xen_sysctl_perfc_desc {
+ char name[80]; /* name of perf counter */
+ uint32_t nr_vals; /* number of values for this counter */
+};
+typedef struct xen_sysctl_perfc_desc xen_sysctl_perfc_desc_t;
+DEFINE_XEN_GUEST_HANDLE(xen_sysctl_perfc_desc_t);
+typedef uint32_t xen_sysctl_perfc_val_t;
+DEFINE_XEN_GUEST_HANDLE(xen_sysctl_perfc_val_t);
+
+struct xen_sysctl_perfc_op {
+ /* IN variables. */
+ uint32_t cmd; /* XEN_SYSCTL_PERFCOP_??? */
+ /* OUT variables. */
+ uint32_t nr_counters; /* number of counters description */
+ uint32_t nr_vals; /* number of values */
+ /* counter information (or NULL) */
+ XEN_GUEST_HANDLE_64(xen_sysctl_perfc_desc_t) desc;
+ /* counter values (or NULL) */
+ XEN_GUEST_HANDLE_64(xen_sysctl_perfc_val_t) val;
+};
+typedef struct xen_sysctl_perfc_op xen_sysctl_perfc_op_t;
+DEFINE_XEN_GUEST_HANDLE(xen_sysctl_perfc_op_t);
+
+#define XEN_SYSCTL_getdomaininfolist 6
+struct xen_sysctl_getdomaininfolist {
+ /* IN variables. */
+ domid_t first_domain;
+ uint32_t max_domains;
+ XEN_GUEST_HANDLE_64(xen_domctl_getdomaininfo_t) buffer;
+ /* OUT variables. */
+ uint32_t num_domains;
+};
+typedef struct xen_sysctl_getdomaininfolist xen_sysctl_getdomaininfolist_t;
+DEFINE_XEN_GUEST_HANDLE(xen_sysctl_getdomaininfolist_t);
+
+/* Inject debug keys into Xen. */
+#define XEN_SYSCTL_debug_keys 7
+struct xen_sysctl_debug_keys {
+ /* IN variables. */
+ XEN_GUEST_HANDLE_64(char) keys;
+ uint32_t nr_keys;
+};
+typedef struct xen_sysctl_debug_keys xen_sysctl_debug_keys_t;
+DEFINE_XEN_GUEST_HANDLE(xen_sysctl_debug_keys_t);
+
+/* Get physical CPU information. */
+#define XEN_SYSCTL_getcpuinfo 8
+struct xen_sysctl_cpuinfo {
+ uint64_t idletime;
+};
+typedef struct xen_sysctl_cpuinfo xen_sysctl_cpuinfo_t;
+DEFINE_XEN_GUEST_HANDLE(xen_sysctl_cpuinfo_t);
+struct xen_sysctl_getcpuinfo {
+ /* IN variables. */
+ uint32_t max_cpus;
+ XEN_GUEST_HANDLE_64(xen_sysctl_cpuinfo_t) info;
+ /* OUT variables. */
+ uint32_t nr_cpus;
+};
+typedef struct xen_sysctl_getcpuinfo xen_sysctl_getcpuinfo_t;
+DEFINE_XEN_GUEST_HANDLE(xen_sysctl_getcpuinfo_t);
+
+struct xen_sysctl {
+ uint32_t cmd;
+ uint32_t interface_version; /* XEN_SYSCTL_INTERFACE_VERSION */
+ union {
+ struct xen_sysctl_readconsole readconsole;
+ struct xen_sysctl_tbuf_op tbuf_op;
+ struct xen_sysctl_physinfo physinfo;
+ struct xen_sysctl_sched_id sched_id;
+ struct xen_sysctl_perfc_op perfc_op;
+ struct xen_sysctl_getdomaininfolist getdomaininfolist;
+ struct xen_sysctl_debug_keys debug_keys;
+ struct xen_sysctl_getcpuinfo getcpuinfo;
+ uint8_t pad[128];
+ } u;
+};
+typedef struct xen_sysctl xen_sysctl_t;
+DEFINE_XEN_GUEST_HANDLE(xen_sysctl_t);
+
+#endif /* __XEN_PUBLIC_SYSCTL_H__ */
+
+/*
+ * Local variables:
+ * mode: C
+ * c-set-style: "BSD"
+ * c-basic-offset: 4
+ * tab-width: 4
+ * indent-tabs-mode: nil
+ * End:
+ */
OpenPOWER on IntegriCloud