xen/acpi: Domain0 acpi parser related platform hypercall (3e099679) · Commits · e / devices / android_kernel_sony_msm8998

arch/ia64/include/asm/xen/interface.h

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	@@ -76,6 +76,7 @@ DEFINE_GUEST_HANDLE(char);
	DEFINE_GUEST_HANDLE(int);		DEFINE_GUEST_HANDLE(int);
	DEFINE_GUEST_HANDLE(long);		DEFINE_GUEST_HANDLE(long);
	DEFINE_GUEST_HANDLE(void);		DEFINE_GUEST_HANDLE(void);
			DEFINE_GUEST_HANDLE(uint64_t);

	typedef unsigned long xen_pfn_t;		typedef unsigned long xen_pfn_t;
	DEFINE_GUEST_HANDLE(xen_pfn_t);		DEFINE_GUEST_HANDLE(xen_pfn_t);

arch/x86/include/asm/xen/interface.h

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	@@ -55,6 +55,7 @@ DEFINE_GUEST_HANDLE(char);
	DEFINE_GUEST_HANDLE(int);		DEFINE_GUEST_HANDLE(int);
	DEFINE_GUEST_HANDLE(long);		DEFINE_GUEST_HANDLE(long);
	DEFINE_GUEST_HANDLE(void);		DEFINE_GUEST_HANDLE(void);
			DEFINE_GUEST_HANDLE(uint64_t);
	#endif		#endif

	#ifndef HYPERVISOR_VIRT_START		#ifndef HYPERVISOR_VIRT_START

include/xen/interface/platform.h

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			/******************************************************************************
			* platform.h
			*
			* Hardware platform operations. Intended for use by domain-0 kernel.
			*
			* 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_PLATFORM_H__
			#define __XEN_PUBLIC_PLATFORM_H__

			#include "xen.h"

			#define XENPF_INTERFACE_VERSION 0x03000001

			/*
			* Set clock such that it would read <secs,nsecs> after 00:00:00 UTC,
			* 1 January, 1970 if the current system time was <system_time>.
			*/
			#define XENPF_settime 17
			struct xenpf_settime {
			/* IN variables. */
			uint32_t secs;
			uint32_t nsecs;
			uint64_t system_time;
			};
			DEFINE_GUEST_HANDLE_STRUCT(xenpf_settime_t);

			/*
			* Request memory range (@mfn, @mfn+@nr_mfns-1) to have type @type.
			* On x86, @type is an architecture-defined MTRR memory type.
			* On success, returns the MTRR that was used (@reg) and a handle that can
			* be passed to XENPF_DEL_MEMTYPE to accurately tear down the new setting.
			* (x86-specific).
			*/
			#define XENPF_add_memtype 31
			struct xenpf_add_memtype {
			/* IN variables. */
			unsigned long mfn;
			uint64_t nr_mfns;
			uint32_t type;
			/* OUT variables. */
			uint32_t handle;
			uint32_t reg;
			};
			DEFINE_GUEST_HANDLE_STRUCT(xenpf_add_memtype_t);

			/*
			* Tear down an existing memory-range type. If @handle is remembered then it
			* should be passed in to accurately tear down the correct setting (in case
			* of overlapping memory regions with differing types). If it is not known
			* then @handle should be set to zero. In all cases @reg must be set.
			* (x86-specific).
			*/
			#define XENPF_del_memtype 32
			struct xenpf_del_memtype {
			/* IN variables. */
			uint32_t handle;
			uint32_t reg;
			};
			DEFINE_GUEST_HANDLE_STRUCT(xenpf_del_memtype_t);

			/* Read current type of an MTRR (x86-specific). */
			#define XENPF_read_memtype 33
			struct xenpf_read_memtype {
			/* IN variables. */
			uint32_t reg;
			/* OUT variables. */
			unsigned long mfn;
			uint64_t nr_mfns;
			uint32_t type;
			};
			DEFINE_GUEST_HANDLE_STRUCT(xenpf_read_memtype_t);

			#define XENPF_microcode_update 35
			struct xenpf_microcode_update {
			/* IN variables. */
			GUEST_HANDLE(void) data; /* Pointer to microcode data */
			uint32_t length; /* Length of microcode data. */
			};
			DEFINE_GUEST_HANDLE_STRUCT(xenpf_microcode_update_t);

			#define XENPF_platform_quirk 39
			#define QUIRK_NOIRQBALANCING 1 /* Do not restrict IO-APIC RTE targets */
			#define QUIRK_IOAPIC_BAD_REGSEL 2 /* IO-APIC REGSEL forgets its value */
			#define QUIRK_IOAPIC_GOOD_REGSEL 3 /* IO-APIC REGSEL behaves properly */
			struct xenpf_platform_quirk {
			/* IN variables. */
			uint32_t quirk_id;
			};
			DEFINE_GUEST_HANDLE_STRUCT(xenpf_platform_quirk_t);

			#define XENPF_firmware_info 50
			#define XEN_FW_DISK_INFO 1 /* from int 13 AH=08/41/48 */
			#define XEN_FW_DISK_MBR_SIGNATURE 2 /* from MBR offset 0x1b8 */
			#define XEN_FW_VBEDDC_INFO 3 /* from int 10 AX=4f15 */
			struct xenpf_firmware_info {
			/* IN variables. */
			uint32_t type;
			uint32_t index;
			/* OUT variables. */
			union {
			struct {
			/* Int13, Fn48: Check Extensions Present. */
			uint8_t device; /* %dl: bios device number */
			uint8_t version; /* %ah: major version */
			uint16_t interface_support; /* %cx: support bitmap */
			/* Int13, Fn08: Legacy Get Device Parameters. */
			uint16_t legacy_max_cylinder; /* %cl[7:6]:%ch: max cyl # */
			uint8_t legacy_max_head; /* %dh: max head # */
			uint8_t legacy_sectors_per_track; /* %cl[5:0]: max sector # */
			/* Int13, Fn41: Get Device Parameters (as filled into %ds:%esi). */
			/* NB. First uint16_t of buffer must be set to buffer size. */
			GUEST_HANDLE(void) edd_params;
			} disk_info; /* XEN_FW_DISK_INFO */
			struct {
			uint8_t device; /* bios device number */
			uint32_t mbr_signature; /* offset 0x1b8 in mbr */
			} disk_mbr_signature; /* XEN_FW_DISK_MBR_SIGNATURE */
			struct {
			/* Int10, AX=4F15: Get EDID info. */
			uint8_t capabilities;
			uint8_t edid_transfer_time;
			/* must refer to 128-byte buffer */
			GUEST_HANDLE(uchar) edid;
			} vbeddc_info; /* XEN_FW_VBEDDC_INFO */
			} u;
			};
			DEFINE_GUEST_HANDLE_STRUCT(xenpf_firmware_info_t);

			#define XENPF_enter_acpi_sleep 51
			struct xenpf_enter_acpi_sleep {
			/* IN variables */
			uint16_t pm1a_cnt_val; /* PM1a control value. */
			uint16_t pm1b_cnt_val; /* PM1b control value. */
			uint32_t sleep_state; /* Which state to enter (Sn). */
			uint32_t flags; /* Must be zero. */
			};
			DEFINE_GUEST_HANDLE_STRUCT(xenpf_enter_acpi_sleep_t);

			#define XENPF_change_freq 52
			struct xenpf_change_freq {
			/* IN variables */
			uint32_t flags; /* Must be zero. */
			uint32_t cpu; /* Physical cpu. */
			uint64_t freq; /* New frequency (Hz). */
			};
			DEFINE_GUEST_HANDLE_STRUCT(xenpf_change_freq_t);

			/*
			* Get idle times (nanoseconds since boot) for physical CPUs specified in the
			* @cpumap_bitmap with range [0..@cpumap_nr_cpus-1]. The @idletime array is
			* indexed by CPU number; only entries with the corresponding @cpumap_bitmap
			* bit set are written to. On return, @cpumap_bitmap is modified so that any
			* non-existent CPUs are cleared. Such CPUs have their @idletime array entry
			* cleared.
			*/
			#define XENPF_getidletime 53
			struct xenpf_getidletime {
			/* IN/OUT variables */
			/* IN: CPUs to interrogate; OUT: subset of IN which are present */
			GUEST_HANDLE(uchar) cpumap_bitmap;
			/* IN variables */
			/* Size of cpumap bitmap. */
			uint32_t cpumap_nr_cpus;
			/* Must be indexable for every cpu in cpumap_bitmap. */
			GUEST_HANDLE(uint64_t) idletime;
			/* OUT variables */
			/* System time when the idletime snapshots were taken. */
			uint64_t now;
			};
			DEFINE_GUEST_HANDLE_STRUCT(xenpf_getidletime_t);

			#define XENPF_set_processor_pminfo 54

			/* ability bits */
			#define XEN_PROCESSOR_PM_CX 1
			#define XEN_PROCESSOR_PM_PX 2
			#define XEN_PROCESSOR_PM_TX 4

			/* cmd type */
			#define XEN_PM_CX 0
			#define XEN_PM_PX 1
			#define XEN_PM_TX 2

			/* Px sub info type */
			#define XEN_PX_PCT 1
			#define XEN_PX_PSS 2
			#define XEN_PX_PPC 4
			#define XEN_PX_PSD 8

			struct xen_power_register {
			uint32_t space_id;
			uint32_t bit_width;
			uint32_t bit_offset;
			uint32_t access_size;
			uint64_t address;
			};

			struct xen_processor_csd {
			uint32_t domain; /* domain number of one dependent group */
			uint32_t coord_type; /* coordination type */
			uint32_t num; /* number of processors in same domain */
			};
			DEFINE_GUEST_HANDLE_STRUCT(xen_processor_csd);

			struct xen_processor_cx {
			struct xen_power_register reg; /* GAS for Cx trigger register */
			uint8_t type; /* cstate value, c0: 0, c1: 1, ... */
			uint32_t latency; /* worst latency (ms) to enter/exit this cstate */
			uint32_t power; /* average power consumption(mW) */
			uint32_t dpcnt; /* number of dependency entries */
			GUEST_HANDLE(xen_processor_csd) dp; /* NULL if no dependency */
			};
			DEFINE_GUEST_HANDLE_STRUCT(xen_processor_cx);

			struct xen_processor_flags {
			uint32_t bm_control:1;
			uint32_t bm_check:1;
			uint32_t has_cst:1;
			uint32_t power_setup_done:1;
			uint32_t bm_rld_set:1;
			};

			struct xen_processor_power {
			uint32_t count; /* number of C state entries in array below */
			struct xen_processor_flags flags; /* global flags of this processor */
			GUEST_HANDLE(xen_processor_cx) states; /* supported c states */
			};

			struct xen_pct_register {
			uint8_t descriptor;
			uint16_t length;
			uint8_t space_id;
			uint8_t bit_width;
			uint8_t bit_offset;
			uint8_t reserved;
			uint64_t address;
			};

			struct xen_processor_px {
			uint64_t core_frequency; /* megahertz */
			uint64_t power; /* milliWatts */
			uint64_t transition_latency; /* microseconds */
			uint64_t bus_master_latency; /* microseconds */
			uint64_t control; /* control value */
			uint64_t status; /* success indicator */
			};
			DEFINE_GUEST_HANDLE_STRUCT(xen_processor_px);

			struct xen_psd_package {
			uint64_t num_entries;
			uint64_t revision;
			uint64_t domain;
			uint64_t coord_type;
			uint64_t num_processors;
			};

			struct xen_processor_performance {
			uint32_t flags; /* flag for Px sub info type */
			uint32_t platform_limit; /* Platform limitation on freq usage */
			struct xen_pct_register control_register;
			struct xen_pct_register status_register;
			uint32_t state_count; /* total available performance states */
			GUEST_HANDLE(xen_processor_px) states;
			struct xen_psd_package domain_info;
			uint32_t shared_type; /* coordination type of this processor */
			};
			DEFINE_GUEST_HANDLE_STRUCT(xen_processor_performance);

			struct xenpf_set_processor_pminfo {
			/* IN variables */
			uint32_t id; /* ACPI CPU ID */
			uint32_t type; /* {XEN_PM_CX, XEN_PM_PX} */
			union {
			struct xen_processor_power power;/* Cx: _CST/_CSD */
			struct xen_processor_performance perf; /* Px: _PPC/_PCT/_PSS/_PSD */
			};
			};
			DEFINE_GUEST_HANDLE_STRUCT(xenpf_set_processor_pminfo);

			struct xen_platform_op {
			uint32_t cmd;
			uint32_t interface_version; /* XENPF_INTERFACE_VERSION */
			union {
			struct xenpf_settime settime;
			struct xenpf_add_memtype add_memtype;
			struct xenpf_del_memtype del_memtype;
			struct xenpf_read_memtype read_memtype;
			struct xenpf_microcode_update microcode;
			struct xenpf_platform_quirk platform_quirk;
			struct xenpf_firmware_info firmware_info;
			struct xenpf_enter_acpi_sleep enter_acpi_sleep;
			struct xenpf_change_freq change_freq;
			struct xenpf_getidletime getidletime;
			struct xenpf_set_processor_pminfo set_pminfo;
			uint8_t pad[128];
			} u;
			};
			DEFINE_GUEST_HANDLE_STRUCT(xen_platform_op_t);

			#endif /* __XEN_PUBLIC_PLATFORM_H__ */

include/xen/interface/xen.h

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	@@ -453,6 +453,7 @@ struct start_info {
	/* These flags are passed in the 'flags' field of start_info_t. */		/* These flags are passed in the 'flags' field of start_info_t. */
	#define SIF_PRIVILEGED (1<<0) /* Is the domain privileged? */		#define SIF_PRIVILEGED (1<<0) /* Is the domain privileged? */
	#define SIF_INITDOMAIN (1<<1) /* Is this the initial control domain? */		#define SIF_INITDOMAIN (1<<1) /* Is this the initial control domain? */
			#define SIF_PM_MASK (0xFF<<8) /* reserve 1 byte for xen-pm options */

	typedef uint64_t cpumap_t;		typedef uint64_t cpumap_t;