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-rw-r--r--arch/ia64/include/asm/xen/interface.h1
-rw-r--r--arch/x86/include/asm/xen/interface.h1
-rw-r--r--include/xen/interface/platform.h320
-rw-r--r--include/xen/interface/xen.h1
4 files changed, 323 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/xen/interface.h b/arch/ia64/include/asm/xen/interface.h
index e951e740bdf2..1d2427d116e3 100644
--- a/arch/ia64/include/asm/xen/interface.h
+++ b/arch/ia64/include/asm/xen/interface.h
@@ -76,6 +76,7 @@ DEFINE_GUEST_HANDLE(char);
76DEFINE_GUEST_HANDLE(int); 76DEFINE_GUEST_HANDLE(int);
77DEFINE_GUEST_HANDLE(long); 77DEFINE_GUEST_HANDLE(long);
78DEFINE_GUEST_HANDLE(void); 78DEFINE_GUEST_HANDLE(void);
79DEFINE_GUEST_HANDLE(uint64_t);
79 80
80typedef unsigned long xen_pfn_t; 81typedef unsigned long xen_pfn_t;
81DEFINE_GUEST_HANDLE(xen_pfn_t); 82DEFINE_GUEST_HANDLE(xen_pfn_t);
diff --git a/arch/x86/include/asm/xen/interface.h b/arch/x86/include/asm/xen/interface.h
index 5d4922ad4b9b..a1f2db5f1170 100644
--- a/arch/x86/include/asm/xen/interface.h
+++ b/arch/x86/include/asm/xen/interface.h
@@ -55,6 +55,7 @@ DEFINE_GUEST_HANDLE(char);
55DEFINE_GUEST_HANDLE(int); 55DEFINE_GUEST_HANDLE(int);
56DEFINE_GUEST_HANDLE(long); 56DEFINE_GUEST_HANDLE(long);
57DEFINE_GUEST_HANDLE(void); 57DEFINE_GUEST_HANDLE(void);
58DEFINE_GUEST_HANDLE(uint64_t);
58#endif 59#endif
59 60
60#ifndef HYPERVISOR_VIRT_START 61#ifndef HYPERVISOR_VIRT_START
diff --git a/include/xen/interface/platform.h b/include/xen/interface/platform.h
new file mode 100644
index 000000000000..c1684680431b
--- /dev/null
+++ b/include/xen/interface/platform.h
@@ -0,0 +1,320 @@
1/******************************************************************************
2 * platform.h
3 *
4 * Hardware platform operations. Intended for use by domain-0 kernel.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 *
24 * Copyright (c) 2002-2006, K Fraser
25 */
26
27#ifndef __XEN_PUBLIC_PLATFORM_H__
28#define __XEN_PUBLIC_PLATFORM_H__
29
30#include "xen.h"
31
32#define XENPF_INTERFACE_VERSION 0x03000001
33
34/*
35 * Set clock such that it would read <secs,nsecs> after 00:00:00 UTC,
36 * 1 January, 1970 if the current system time was <system_time>.
37 */
38#define XENPF_settime 17
39struct xenpf_settime {
40 /* IN variables. */
41 uint32_t secs;
42 uint32_t nsecs;
43 uint64_t system_time;
44};
45DEFINE_GUEST_HANDLE_STRUCT(xenpf_settime_t);
46
47/*
48 * Request memory range (@mfn, @mfn+@nr_mfns-1) to have type @type.
49 * On x86, @type is an architecture-defined MTRR memory type.
50 * On success, returns the MTRR that was used (@reg) and a handle that can
51 * be passed to XENPF_DEL_MEMTYPE to accurately tear down the new setting.
52 * (x86-specific).
53 */
54#define XENPF_add_memtype 31
55struct xenpf_add_memtype {
56 /* IN variables. */
57 unsigned long mfn;
58 uint64_t nr_mfns;
59 uint32_t type;
60 /* OUT variables. */
61 uint32_t handle;
62 uint32_t reg;
63};
64DEFINE_GUEST_HANDLE_STRUCT(xenpf_add_memtype_t);
65
66/*
67 * Tear down an existing memory-range type. If @handle is remembered then it
68 * should be passed in to accurately tear down the correct setting (in case
69 * of overlapping memory regions with differing types). If it is not known
70 * then @handle should be set to zero. In all cases @reg must be set.
71 * (x86-specific).
72 */
73#define XENPF_del_memtype 32
74struct xenpf_del_memtype {
75 /* IN variables. */
76 uint32_t handle;
77 uint32_t reg;
78};
79DEFINE_GUEST_HANDLE_STRUCT(xenpf_del_memtype_t);
80
81/* Read current type of an MTRR (x86-specific). */
82#define XENPF_read_memtype 33
83struct xenpf_read_memtype {
84 /* IN variables. */
85 uint32_t reg;
86 /* OUT variables. */
87 unsigned long mfn;
88 uint64_t nr_mfns;
89 uint32_t type;
90};
91DEFINE_GUEST_HANDLE_STRUCT(xenpf_read_memtype_t);
92
93#define XENPF_microcode_update 35
94struct xenpf_microcode_update {
95 /* IN variables. */
96 GUEST_HANDLE(void) data; /* Pointer to microcode data */
97 uint32_t length; /* Length of microcode data. */
98};
99DEFINE_GUEST_HANDLE_STRUCT(xenpf_microcode_update_t);
100
101#define XENPF_platform_quirk 39
102#define QUIRK_NOIRQBALANCING 1 /* Do not restrict IO-APIC RTE targets */
103#define QUIRK_IOAPIC_BAD_REGSEL 2 /* IO-APIC REGSEL forgets its value */
104#define QUIRK_IOAPIC_GOOD_REGSEL 3 /* IO-APIC REGSEL behaves properly */
105struct xenpf_platform_quirk {
106 /* IN variables. */
107 uint32_t quirk_id;
108};
109DEFINE_GUEST_HANDLE_STRUCT(xenpf_platform_quirk_t);
110
111#define XENPF_firmware_info 50
112#define XEN_FW_DISK_INFO 1 /* from int 13 AH=08/41/48 */
113#define XEN_FW_DISK_MBR_SIGNATURE 2 /* from MBR offset 0x1b8 */
114#define XEN_FW_VBEDDC_INFO 3 /* from int 10 AX=4f15 */
115struct xenpf_firmware_info {
116 /* IN variables. */
117 uint32_t type;
118 uint32_t index;
119 /* OUT variables. */
120 union {
121 struct {
122 /* Int13, Fn48: Check Extensions Present. */
123 uint8_t device; /* %dl: bios device number */
124 uint8_t version; /* %ah: major version */
125 uint16_t interface_support; /* %cx: support bitmap */
126 /* Int13, Fn08: Legacy Get Device Parameters. */
127 uint16_t legacy_max_cylinder; /* %cl[7:6]:%ch: max cyl # */
128 uint8_t legacy_max_head; /* %dh: max head # */
129 uint8_t legacy_sectors_per_track; /* %cl[5:0]: max sector # */
130 /* Int13, Fn41: Get Device Parameters (as filled into %ds:%esi). */
131 /* NB. First uint16_t of buffer must be set to buffer size. */
132 GUEST_HANDLE(void) edd_params;
133 } disk_info; /* XEN_FW_DISK_INFO */
134 struct {
135 uint8_t device; /* bios device number */
136 uint32_t mbr_signature; /* offset 0x1b8 in mbr */
137 } disk_mbr_signature; /* XEN_FW_DISK_MBR_SIGNATURE */
138 struct {
139 /* Int10, AX=4F15: Get EDID info. */
140 uint8_t capabilities;
141 uint8_t edid_transfer_time;
142 /* must refer to 128-byte buffer */
143 GUEST_HANDLE(uchar) edid;
144 } vbeddc_info; /* XEN_FW_VBEDDC_INFO */
145 } u;
146};
147DEFINE_GUEST_HANDLE_STRUCT(xenpf_firmware_info_t);
148
149#define XENPF_enter_acpi_sleep 51
150struct xenpf_enter_acpi_sleep {
151 /* IN variables */
152 uint16_t pm1a_cnt_val; /* PM1a control value. */
153 uint16_t pm1b_cnt_val; /* PM1b control value. */
154 uint32_t sleep_state; /* Which state to enter (Sn). */
155 uint32_t flags; /* Must be zero. */
156};
157DEFINE_GUEST_HANDLE_STRUCT(xenpf_enter_acpi_sleep_t);
158
159#define XENPF_change_freq 52
160struct xenpf_change_freq {
161 /* IN variables */
162 uint32_t flags; /* Must be zero. */
163 uint32_t cpu; /* Physical cpu. */
164 uint64_t freq; /* New frequency (Hz). */
165};
166DEFINE_GUEST_HANDLE_STRUCT(xenpf_change_freq_t);
167
168/*
169 * Get idle times (nanoseconds since boot) for physical CPUs specified in the
170 * @cpumap_bitmap with range [0..@cpumap_nr_cpus-1]. The @idletime array is
171 * indexed by CPU number; only entries with the corresponding @cpumap_bitmap
172 * bit set are written to. On return, @cpumap_bitmap is modified so that any
173 * non-existent CPUs are cleared. Such CPUs have their @idletime array entry
174 * cleared.
175 */
176#define XENPF_getidletime 53
177struct xenpf_getidletime {
178 /* IN/OUT variables */
179 /* IN: CPUs to interrogate; OUT: subset of IN which are present */
180 GUEST_HANDLE(uchar) cpumap_bitmap;
181 /* IN variables */
182 /* Size of cpumap bitmap. */
183 uint32_t cpumap_nr_cpus;
184 /* Must be indexable for every cpu in cpumap_bitmap. */
185 GUEST_HANDLE(uint64_t) idletime;
186 /* OUT variables */
187 /* System time when the idletime snapshots were taken. */
188 uint64_t now;
189};
190DEFINE_GUEST_HANDLE_STRUCT(xenpf_getidletime_t);
191
192#define XENPF_set_processor_pminfo 54
193
194/* ability bits */
195#define XEN_PROCESSOR_PM_CX 1
196#define XEN_PROCESSOR_PM_PX 2
197#define XEN_PROCESSOR_PM_TX 4
198
199/* cmd type */
200#define XEN_PM_CX 0
201#define XEN_PM_PX 1
202#define XEN_PM_TX 2
203
204/* Px sub info type */
205#define XEN_PX_PCT 1
206#define XEN_PX_PSS 2
207#define XEN_PX_PPC 4
208#define XEN_PX_PSD 8
209
210struct xen_power_register {
211 uint32_t space_id;
212 uint32_t bit_width;
213 uint32_t bit_offset;
214 uint32_t access_size;
215 uint64_t address;
216};
217
218struct xen_processor_csd {
219 uint32_t domain; /* domain number of one dependent group */
220 uint32_t coord_type; /* coordination type */
221 uint32_t num; /* number of processors in same domain */
222};
223DEFINE_GUEST_HANDLE_STRUCT(xen_processor_csd);
224
225struct xen_processor_cx {
226 struct xen_power_register reg; /* GAS for Cx trigger register */
227 uint8_t type; /* cstate value, c0: 0, c1: 1, ... */
228 uint32_t latency; /* worst latency (ms) to enter/exit this cstate */
229 uint32_t power; /* average power consumption(mW) */
230 uint32_t dpcnt; /* number of dependency entries */
231 GUEST_HANDLE(xen_processor_csd) dp; /* NULL if no dependency */
232};
233DEFINE_GUEST_HANDLE_STRUCT(xen_processor_cx);
234
235struct xen_processor_flags {
236 uint32_t bm_control:1;
237 uint32_t bm_check:1;
238 uint32_t has_cst:1;
239 uint32_t power_setup_done:1;
240 uint32_t bm_rld_set:1;
241};
242
243struct xen_processor_power {
244 uint32_t count; /* number of C state entries in array below */
245 struct xen_processor_flags flags; /* global flags of this processor */
246 GUEST_HANDLE(xen_processor_cx) states; /* supported c states */
247};
248
249struct xen_pct_register {
250 uint8_t descriptor;
251 uint16_t length;
252 uint8_t space_id;
253 uint8_t bit_width;
254 uint8_t bit_offset;
255 uint8_t reserved;
256 uint64_t address;
257};
258
259struct xen_processor_px {
260 uint64_t core_frequency; /* megahertz */
261 uint64_t power; /* milliWatts */
262 uint64_t transition_latency; /* microseconds */
263 uint64_t bus_master_latency; /* microseconds */
264 uint64_t control; /* control value */
265 uint64_t status; /* success indicator */
266};
267DEFINE_GUEST_HANDLE_STRUCT(xen_processor_px);
268
269struct xen_psd_package {
270 uint64_t num_entries;
271 uint64_t revision;
272 uint64_t domain;
273 uint64_t coord_type;
274 uint64_t num_processors;
275};
276
277struct xen_processor_performance {
278 uint32_t flags; /* flag for Px sub info type */
279 uint32_t platform_limit; /* Platform limitation on freq usage */
280 struct xen_pct_register control_register;
281 struct xen_pct_register status_register;
282 uint32_t state_count; /* total available performance states */
283 GUEST_HANDLE(xen_processor_px) states;
284 struct xen_psd_package domain_info;
285 uint32_t shared_type; /* coordination type of this processor */
286};
287DEFINE_GUEST_HANDLE_STRUCT(xen_processor_performance);
288
289struct xenpf_set_processor_pminfo {
290 /* IN variables */
291 uint32_t id; /* ACPI CPU ID */
292 uint32_t type; /* {XEN_PM_CX, XEN_PM_PX} */
293 union {
294 struct xen_processor_power power;/* Cx: _CST/_CSD */
295 struct xen_processor_performance perf; /* Px: _PPC/_PCT/_PSS/_PSD */
296 };
297};
298DEFINE_GUEST_HANDLE_STRUCT(xenpf_set_processor_pminfo);
299
300struct xen_platform_op {
301 uint32_t cmd;
302 uint32_t interface_version; /* XENPF_INTERFACE_VERSION */
303 union {
304 struct xenpf_settime settime;
305 struct xenpf_add_memtype add_memtype;
306 struct xenpf_del_memtype del_memtype;
307 struct xenpf_read_memtype read_memtype;
308 struct xenpf_microcode_update microcode;
309 struct xenpf_platform_quirk platform_quirk;
310 struct xenpf_firmware_info firmware_info;
311 struct xenpf_enter_acpi_sleep enter_acpi_sleep;
312 struct xenpf_change_freq change_freq;
313 struct xenpf_getidletime getidletime;
314 struct xenpf_set_processor_pminfo set_pminfo;
315 uint8_t pad[128];
316 } u;
317};
318DEFINE_GUEST_HANDLE_STRUCT(xen_platform_op_t);
319
320#endif /* __XEN_PUBLIC_PLATFORM_H__ */
diff --git a/include/xen/interface/xen.h b/include/xen/interface/xen.h
index 70213b4515eb..d83cc08921a8 100644
--- a/include/xen/interface/xen.h
+++ b/include/xen/interface/xen.h
@@ -453,6 +453,7 @@ struct start_info {
453/* These flags are passed in the 'flags' field of start_info_t. */ 453/* These flags are passed in the 'flags' field of start_info_t. */
454#define SIF_PRIVILEGED (1<<0) /* Is the domain privileged? */ 454#define SIF_PRIVILEGED (1<<0) /* Is the domain privileged? */
455#define SIF_INITDOMAIN (1<<1) /* Is this the initial control domain? */ 455#define SIF_INITDOMAIN (1<<1) /* Is this the initial control domain? */
456#define SIF_PM_MASK (0xFF<<8) /* reserve 1 byte for xen-pm options */
456 457
457typedef uint64_t cpumap_t; 458typedef uint64_t cpumap_t;
458 459
generated by cgit v1.2.2 (git 2.25.0) at 2025-12-26 13:02:37 -0500