2009-07-13 23:02:34 +00:00
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/*
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*
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* Copyright (c) 2009, Microsoft Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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* Place - Suite 330, Boston, MA 02111-1307 USA.
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*
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* Authors:
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* Haiyang Zhang <haiyangz@microsoft.com>
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* Hank Janssen <hjanssen@microsoft.com>
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*
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*/
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#ifndef __HV_H__
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#define __HV_H__
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2009-07-14 00:09:34 +00:00
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#include "include/HvTypes.h"
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#include "include/HvStatus.h"
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#include "include/HvHalApi.h"
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#include "include/HvVpApi.h"
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#include "include/HvSynicApi.h"
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#include "include/HvHcApi.h"
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#include "include/HvPtApi.h"
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2009-07-13 23:02:34 +00:00
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2009-08-18 00:20:55 +00:00
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enum {
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VMBUS_MESSAGE_CONNECTION_ID = 1,
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VMBUS_MESSAGE_PORT_ID = 1,
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VMBUS_EVENT_CONNECTION_ID = 2,
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VMBUS_EVENT_PORT_ID = 2,
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VMBUS_MONITOR_CONNECTION_ID = 3,
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VMBUS_MONITOR_PORT_ID = 3,
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VMBUS_MESSAGE_SINT = 2,
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2009-07-13 23:02:34 +00:00
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};
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2009-07-27 20:47:24 +00:00
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/* #defines */
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2009-08-18 00:20:55 +00:00
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#define HV_PRESENT_BIT 0x80000000
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2009-07-13 23:02:34 +00:00
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2009-08-18 00:20:55 +00:00
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#define HV_XENLINUX_GUEST_ID_LO 0x00000000
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2009-07-13 23:02:34 +00:00
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#define HV_XENLINUX_GUEST_ID_HI 0x0B00B135
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2009-08-18 00:20:55 +00:00
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#define HV_XENLINUX_GUEST_ID (((u64)HV_XENLINUX_GUEST_ID_HI << 32) \
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| HV_XENLINUX_GUEST_ID_LO)
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2009-07-13 23:02:34 +00:00
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#define HV_LINUX_GUEST_ID_LO 0x00000000
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#define HV_LINUX_GUEST_ID_HI 0xB16B00B5
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2009-08-18 00:20:55 +00:00
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#define HV_LINUX_GUEST_ID (((u64)HV_LINUX_GUEST_ID_HI << 32) | \
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HV_LINUX_GUEST_ID_LO)
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2009-07-13 23:02:34 +00:00
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2009-08-18 00:20:55 +00:00
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#define HV_CPU_POWER_MANAGEMENT (1 << 0)
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#define HV_RECOMMENDATIONS_MAX 4
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2009-07-13 23:02:34 +00:00
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2009-08-18 00:20:55 +00:00
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#define HV_X64_MAX 5
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#define HV_CAPS_MAX 8
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2009-07-13 23:02:34 +00:00
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2009-07-14 22:10:26 +00:00
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#define HV_HYPERCALL_PARAM_ALIGN sizeof(u64)
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2009-07-13 23:02:34 +00:00
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2009-07-27 20:47:24 +00:00
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/* Service definitions */
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2009-08-18 00:20:55 +00:00
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#define HV_SERVICE_PARENT_PORT (0)
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#define HV_SERVICE_PARENT_CONNECTION (0)
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2009-07-13 23:02:34 +00:00
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2009-08-18 00:20:55 +00:00
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#define HV_SERVICE_CONNECT_RESPONSE_SUCCESS (0)
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#define HV_SERVICE_CONNECT_RESPONSE_INVALID_PARAMETER (1)
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#define HV_SERVICE_CONNECT_RESPONSE_UNKNOWN_SERVICE (2)
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#define HV_SERVICE_CONNECT_RESPONSE_CONNECTION_REJECTED (3)
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2009-07-13 23:02:34 +00:00
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#define HV_SERVICE_CONNECT_REQUEST_MESSAGE_ID (1)
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#define HV_SERVICE_CONNECT_RESPONSE_MESSAGE_ID (2)
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#define HV_SERVICE_DISCONNECT_REQUEST_MESSAGE_ID (3)
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#define HV_SERVICE_DISCONNECT_RESPONSE_MESSAGE_ID (4)
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2009-08-18 00:20:55 +00:00
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#define HV_SERVICE_MAX_MESSAGE_ID (4)
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2009-07-13 23:02:34 +00:00
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#define HV_SERVICE_PROTOCOL_VERSION (0x0010)
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#define HV_CONNECT_PAYLOAD_BYTE_COUNT 64
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2009-07-27 20:47:24 +00:00
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/* #define VMBUS_REVISION_NUMBER 6 */
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2009-08-18 00:20:55 +00:00
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/* Our local vmbus's port and connection id. Anything >0 is fine */
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/* #define VMBUS_PORT_ID 11 */
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2009-07-13 23:02:34 +00:00
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2009-07-27 20:47:24 +00:00
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/* 628180B8-308D-4c5e-B7DB-1BEB62E62EF4 */
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2009-08-18 00:20:55 +00:00
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static const GUID VMBUS_SERVICE_ID = {
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.Data = {
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0xb8, 0x80, 0x81, 0x62, 0x8d, 0x30, 0x5e, 0x4c,
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0xb7, 0xdb, 0x1b, 0xeb, 0x62, 0xe6, 0x2e, 0xf4
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},
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};
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2009-07-13 23:02:34 +00:00
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#define MAX_NUM_CPUS 1
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2009-08-18 22:20:34 +00:00
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struct hv_input_signal_event_buffer {
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2009-08-18 00:20:55 +00:00
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u64 Align8;
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HV_INPUT_SIGNAL_EVENT Event;
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2009-08-18 22:20:34 +00:00
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};
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2009-07-13 23:02:34 +00:00
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2009-08-18 22:20:34 +00:00
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struct hv_context {
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2009-08-18 00:20:55 +00:00
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/* XenLinux or native Linux. If XenLinux, the hypercall and synic pages
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* has already been initialized */
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u64 GuestId;
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void *HypercallPage;
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2009-07-13 23:02:34 +00:00
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2009-08-18 00:20:55 +00:00
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bool SynICInitialized;
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/*
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* This is used as an input param to HvCallSignalEvent hypercall. The
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* input param is immutable in our usage and must be dynamic mem (vs
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* stack or global). */
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2009-08-18 22:20:34 +00:00
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struct hv_input_signal_event_buffer *SignalEventBuffer;
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2009-08-18 00:20:55 +00:00
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/* 8-bytes aligned of the buffer above */
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HV_INPUT_SIGNAL_EVENT *SignalEventParam;
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2009-07-13 23:02:34 +00:00
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2009-07-28 17:46:26 +00:00
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void *synICMessagePage[MAX_NUM_CPUS];
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void *synICEventPage[MAX_NUM_CPUS];
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2009-08-18 22:20:34 +00:00
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};
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2009-07-13 23:02:34 +00:00
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2009-08-18 22:20:34 +00:00
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extern struct hv_context gHvContext;
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2009-07-13 23:02:34 +00:00
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2009-07-27 20:47:24 +00:00
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/* Hv Interface */
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2009-08-18 00:20:55 +00:00
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extern int HvInit(void);
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extern void HvCleanup(void);
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extern HV_STATUS HvPostMessage(HV_CONNECTION_ID connectionId,
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HV_MESSAGE_TYPE messageType,
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void *payload,
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size_t payloadSize);
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extern HV_STATUS HvSignalEvent(void);
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extern int HvSynicInit(u32 irqVector);
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extern void HvSynicCleanup(void);
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2009-07-13 23:02:34 +00:00
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2009-07-27 20:47:24 +00:00
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#endif /* __HV_H__ */
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