| /* |
| * Copyright (c) 2012-2014, 2016 The Linux Foundation. All rights reserved. |
| * |
| * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| * |
| * |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all |
| * copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| * PERFORMANCE OF THIS SOFTWARE. |
| */ |
| |
| /* |
| * This file was originally distributed by Qualcomm Atheros, Inc. |
| * under proprietary terms before Copyright ownership was assigned |
| * to the Linux Foundation. |
| */ |
| |
| #ifndef __HTC_H__ |
| #define __HTC_H__ |
| |
| #ifndef ATH_TARGET |
| #include "athstartpack.h" |
| #endif |
| #ifdef ATHR_WIN_NWF |
| #pragma warning(disable:4214) |
| #endif |
| #undef MS |
| #define MS(_v, _f) (((_v) & _f ## _MASK) >> _f ## _LSB) |
| #undef SM |
| #define SM(_v, _f) (((_v) << _f ## _LSB) & _f ## _MASK) |
| #undef WO |
| #define WO(_f) ((_f ## _OFFSET) >> 2) |
| |
| #undef GET_FIELD |
| #define GET_FIELD(_addr, _f) MS(*((A_UINT32 *)(_addr) + WO(_f)), _f) |
| #undef SET_FIELD |
| #define SET_FIELD(_addr, _f, _val) \ |
| (*((A_UINT32 *)(_addr) + WO(_f)) = \ |
| (*((A_UINT32 *)(_addr) + WO(_f)) & ~_f ## _MASK) | SM(_val, _f)) |
| |
| #define HTC_GET_FIELD(_msg_buf, _msg_type, _f) \ |
| GET_FIELD(_msg_buf, _msg_type ## _ ## _f) |
| |
| #define HTC_SET_FIELD(_msg_buf, _msg_type, _f, _val) \ |
| SET_FIELD(_msg_buf, _msg_type ## _ ## _f, _val) |
| |
| #define HTC_WRITE32(_addr, _val) \ |
| (*(A_UINT32 *)(_addr) = (_val)) |
| |
| #ifndef A_OFFSETOF |
| #define A_OFFSETOF(type,field) (unsigned long)(&(((type *)NULL)->field)) |
| #endif |
| |
| #define ASSEMBLE_UNALIGNED_UINT16(p,highbyte,lowbyte) \ |
| (((A_UINT16)(((A_UINT8 *)(p))[(highbyte)])) << 8 | (A_UINT16)(((A_UINT8 *)(p))[(lowbyte)])) |
| |
| /****** DANGER DANGER *************** |
| * |
| * The frame header length and message formats defined herein were |
| * selected to accommodate optimal alignment for target processing. This reduces code |
| * size and improves performance. |
| * |
| * Any changes to the header length may alter the alignment and cause exceptions |
| * on the target. When adding to the message structures insure that fields are |
| * properly aligned. |
| * |
| */ |
| |
| /* HTC frame header */ |
| typedef PREPACK struct _HTC_FRAME_HDR { |
| /* do not remove or re-arrange these fields, these are minimally required |
| * to take advantage of 4-byte lookaheads in some hardware implementations */ |
| A_UINT32 EndpointID : 8, Flags : 8, PayloadLen : 16; /* length of data (including trailer) that follows the header */ |
| |
| /***** end of 4-byte lookahead ****/ |
| |
| A_UINT32 ControlBytes0 : 8,/*used for CRC check if CRC_CHECK flag set*/ |
| ControlBytes1 : 8, /*used for seq check if SEQ_CHECK flag set*/ |
| reserved : 16; /*used by bundle processing in SDIO systems*/ |
| |
| /* message payload starts after the header */ |
| |
| } POSTPACK HTC_FRAME_HDR; |
| |
| #define HTC_FRAME_HDR_ENDPOINTID_LSB 0 |
| #define HTC_FRAME_HDR_ENDPOINTID_MASK 0x000000ff |
| #define HTC_FRAME_HDR_ENDPOINTID_OFFSET 0x00000000 |
| #define HTC_FRAME_HDR_FLAGS_LSB 8 |
| #define HTC_FRAME_HDR_FLAGS_MASK 0x0000ff00 |
| #define HTC_FRAME_HDR_FLAGS_OFFSET 0x00000000 |
| #define HTC_FRAME_HDR_PAYLOADLEN_LSB 16 |
| #define HTC_FRAME_HDR_PAYLOADLEN_MASK 0xffff0000 |
| #define HTC_FRAME_HDR_PAYLOADLEN_OFFSET 0x00000000 |
| #define HTC_FRAME_HDR_CONTROLBYTES0_LSB 0 |
| #define HTC_FRAME_HDR_CONTROLBYTES0_MASK 0x000000ff |
| #define HTC_FRAME_HDR_CONTROLBYTES0_OFFSET 0x00000004 |
| #define HTC_FRAME_HDR_CONTROLBYTES1_LSB 8 |
| #define HTC_FRAME_HDR_CONTROLBYTES1_MASK 0x0000ff00 |
| #define HTC_FRAME_HDR_CONTROLBYTES1_OFFSET 0x00000004 |
| #define HTC_FRAME_HDR_RESERVED_LSB 16 |
| #define HTC_FRAME_HDR_RESERVED_MASK 0xffff0000 |
| #define HTC_FRAME_HDR_RESERVED_OFFSET 0x00000004 |
| |
| /* frame header flags */ |
| |
| /* send direction */ |
| #define HTC_FLAGS_NEED_CREDIT_UPDATE (1 << 0) |
| #define HTC_FLAGS_SEND_BUNDLE (1 << 1) /* start or part of bundle */ |
| #define HTC_FLAGS_SEQ_CHECK (1 << 2) /* seq check on rx side */ |
| #define HTC_FLAGS_CRC_CHECK (1 << 3) /* CRC check on rx side */ |
| /* receive direction */ |
| #define HTC_FLAGS_RECV_1MORE_BLOCK (1 << 0) /* bit 0 bundle trailer present */ |
| #define HTC_FLAGS_RECV_TRAILER (1 << 1) /* bit 1 trailer data present */ |
| #define HTC_FLAGS_RECV_BUNDLE_CNT_MASK (0xFC) /* bits 7..2 */ |
| #define HTC_FLAGS_RECV_BUNDLE_CNT_SHIFT 2 |
| /* |
| * To be compatible with an older definition of a smaller (4-bit) |
| * bundle count field, the bundle count is stored in a segmented |
| * format - the 4 LSbs of the bundle count value are stored in bits 5:2 |
| * of the BUNDLE_CNT field, which is bits 7:4 of the HTC_FLAGS word; |
| * the next 2 bits of the bundle count value are stored in bits 1:0 of |
| * the BUNDLE_CNT field, which is bits 3:2 of the HTC_FLAGS word. |
| */ |
| #define HTC_FLAGS_RECV_BUNDLE_CNT_SET(x) \ |
| ((((x) << 2) | ((x) >> 4)) << HTC_FLAGS_RECV_BUNDLE_CNT_SHIFT) |
| #define HTC_FLAGS_RECV_BUNDLE_CNT_GET(x) \ |
| ((((x) & HTC_FLAGS_RECV_BUNDLE_CNT_MASK) >> \ |
| (HTC_FLAGS_RECV_BUNDLE_CNT_SHIFT + 2)) | \ |
| ((((x) >> HTC_FLAGS_RECV_BUNDLE_CNT_SHIFT) & 0x3) << 4)) |
| |
| #define HTC_HDR_LENGTH (sizeof(HTC_FRAME_HDR)) |
| #define HTC_HDR_ALIGNMENT_PADDING \ |
| (((sizeof(HTC_FRAME_HDR) + 3) & (~0x3)) - sizeof(HTC_FRAME_HDR)) |
| #define HTC_MAX_TRAILER_LENGTH 255 |
| #define HTC_MAX_PAYLOAD_LENGTH (4096 - sizeof(HTC_FRAME_HDR)) |
| |
| /* HTC control message IDs */ |
| |
| #define HTC_MSG_READY_ID 1 |
| #define HTC_MSG_CONNECT_SERVICE_ID 2 |
| #define HTC_MSG_CONNECT_SERVICE_RESPONSE_ID 3 |
| #define HTC_MSG_SETUP_COMPLETE_ID 4 |
| #define HTC_MSG_SETUP_COMPLETE_EX_ID 5 |
| #define HTC_MSG_SEND_SUSPEND_COMPLETE 6 |
| #define HTC_MSG_NACK_SUSPEND 7 |
| #define HTC_MSG_WAKEUP_FROM_SUSPEND_ID 8 |
| |
| #define HTC_MAX_CONTROL_MESSAGE_LENGTH 256 |
| |
| /* base message ID header */ |
| typedef PREPACK struct { |
| A_UINT32 MessageID : 16, reserved : 16; |
| } POSTPACK HTC_UNKNOWN_MSG; |
| |
| #define HTC_UNKNOWN_MSG_MESSAGEID_LSB 0 |
| #define HTC_UNKNOWN_MSG_MESSAGEID_MASK 0x0000ffff |
| #define HTC_UNKNOWN_MSG_MESSAGEID_OFFSET 0x00000000 |
| |
| /* HTC ready message |
| * direction : target-to-host */ |
| typedef PREPACK struct { |
| A_UINT32 MessageID : 16, /* ID */ |
| CreditCount : 16; /* number of credits the target can offer */ |
| A_UINT32 CreditSize : 16, /* size of each credit */ |
| MaxEndpoints : 8, /* maximum number of endpoints the target has resources for */ |
| _Pad1 : 8; |
| } POSTPACK HTC_READY_MSG; |
| |
| #define HTC_READY_MSG_MESSAGEID_LSB 0 |
| #define HTC_READY_MSG_MESSAGEID_MASK 0x0000ffff |
| #define HTC_READY_MSG_MESSAGEID_OFFSET 0x00000000 |
| #define HTC_READY_MSG_CREDITCOUNT_LSB 16 |
| #define HTC_READY_MSG_CREDITCOUNT_MASK 0xffff0000 |
| #define HTC_READY_MSG_CREDITCOUNT_OFFSET 0x00000000 |
| #define HTC_READY_MSG_CREDITSIZE_LSB 0 |
| #define HTC_READY_MSG_CREDITSIZE_MASK 0x0000ffff |
| #define HTC_READY_MSG_CREDITSIZE_OFFSET 0x00000004 |
| #define HTC_READY_MSG_MAXENDPOINTS_LSB 16 |
| #define HTC_READY_MSG_MAXENDPOINTS_MASK 0x00ff0000 |
| #define HTC_READY_MSG_MAXENDPOINTS_OFFSET 0x00000004 |
| |
| /* extended HTC ready message */ |
| typedef PREPACK struct { |
| HTC_READY_MSG Version2_0_Info; /* legacy version 2.0 information at the front... */ |
| /* extended information */ |
| A_UINT32 HTCVersion : 8, MaxMsgsPerHTCBundle : 8, reserved : 16; |
| } POSTPACK HTC_READY_EX_MSG; |
| |
| #define HTC_READY_EX_MSG_HTCVERSION_LSB 0 |
| #define HTC_READY_EX_MSG_HTCVERSION_MASK 0x000000ff |
| #define HTC_READY_EX_MSG_HTCVERSION_OFFSET sizeof(HTC_READY_MSG) |
| #define HTC_READY_EX_MSG_MAXMSGSPERHTCBUNDLE_LSB 8 |
| #define HTC_READY_EX_MSG_MAXMSGSPERHTCBUNDLE_MASK 0x0000ff00 |
| #define HTC_READY_EX_MSG_MAXMSGSPERHTCBUNDLE_OFFSET sizeof(HTC_READY_MSG) |
| |
| #define HTC_VERSION_2P0 0x00 |
| #define HTC_VERSION_2P1 0x01 /* HTC 2.1 */ |
| |
| #define HTC_SERVICE_META_DATA_MAX_LENGTH 128 |
| |
| /* connect service |
| * direction : host-to-target */ |
| typedef PREPACK struct { |
| /* service ID of the service to connect to */ |
| A_UINT32 MessageID:16, service_id:16; |
| A_UINT32 ConnectionFlags : 16, /* connection flags */ |
| #define HTC_CONNECT_FLAGS_REDUCE_CREDIT_DRIBBLE (1 << 2) |
| /* reduce credit dribbling when |
| the host needs credits */ |
| #define HTC_CONNECT_FLAGS_THRESHOLD_LEVEL_MASK (0x3) |
| #define HTC_CONNECT_FLAGS_THRESHOLD_LEVEL_ONE_FOURTH 0x0 |
| #define HTC_CONNECT_FLAGS_THRESHOLD_LEVEL_ONE_HALF 0x1 |
| #define HTC_CONNECT_FLAGS_THRESHOLD_LEVEL_THREE_FOURTHS 0x2 |
| #define HTC_CONNECT_FLAGS_THRESHOLD_LEVEL_UNITY 0x3 |
| /* disable credit flow control on a specific service */ |
| #define HTC_CONNECT_FLAGS_DISABLE_CREDIT_FLOW_CTRL (1 << 3) |
| /* enable htc schedule on a specific service */ |
| #define HTC_CONNECT_FLAGS_ENABLE_HTC_SCHEDULE (1 << 4) |
| ServiceMetaLength : 8, /* length of meta data that follows */ |
| _Pad1 : 8; |
| |
| /* service-specific meta data starts after the header */ |
| |
| } POSTPACK HTC_CONNECT_SERVICE_MSG; |
| |
| #define HTC_CONNECT_SERVICE_MSG_MESSAGEID_LSB 0 |
| #define HTC_CONNECT_SERVICE_MSG_MESSAGEID_MASK 0x0000ffff |
| #define HTC_CONNECT_SERVICE_MSG_MESSAGEID_OFFSET 0x00000000 |
| #define HTC_CONNECT_SERVICE_MSG_SERVICE_ID_LSB 16 |
| #define HTC_CONNECT_SERVICE_MSG_SERVICE_ID_MASK 0xffff0000 |
| #define HTC_CONNECT_SERVICE_MSG_SERVICE_ID_OFFSET 0x00000000 |
| #define HTC_CONNECT_SERVICE_MSG_CONNECTIONFLAGS_LSB 0 |
| #define HTC_CONNECT_SERVICE_MSG_CONNECTIONFLAGS_MASK 0x0000ffff |
| #define HTC_CONNECT_SERVICE_MSG_CONNECTIONFLAGS_OFFSET 0x00000004 |
| #define HTC_CONNECT_SERVICE_MSG_SERVICEMETALENGTH_LSB 16 |
| #define HTC_CONNECT_SERVICE_MSG_SERVICEMETALENGTH_MASK 0x00ff0000 |
| #define HTC_CONNECT_SERVICE_MSG_SERVICEMETALENGTH_OFFSET 0x00000004 |
| |
| #define HTC_SET_RECV_ALLOC_SHIFT 8 |
| #define HTC_SET_RECV_ALLOC_MASK 0xFF00 |
| #define HTC_CONNECT_FLAGS_SET_RECV_ALLOCATION(value) (((A_UINT8)value) << HTC_SET_RECV_ALLOC_SHIFT) |
| #define HTC_CONNECT_FLAGS_GET_RECV_ALLOCATION(value) (A_UINT8)(((value) & HTC_SET_RECV_ALLOC_MASK) >> HTC_SET_RECV_ALLOC_SHIFT) |
| |
| /* connect response |
| * direction : target-to-host */ |
| typedef PREPACK struct { |
| /* service ID that the connection request was made */ |
| A_UINT32 MessageID:16, service_id:16; |
| A_UINT32 Status : 8, /* service connection status */ |
| EndpointID : 8, /* assigned endpoint ID */ |
| MaxMsgSize : 16; /* maximum expected message size on this endpoint */ |
| A_UINT32 ServiceMetaLength : 8, /* length of meta data that follows */ |
| _Pad1 : 8, reserved : 16; |
| |
| /* service-specific meta data starts after the header */ |
| |
| } POSTPACK HTC_CONNECT_SERVICE_RESPONSE_MSG; |
| |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_MESSAGEID_LSB 0 |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_MESSAGEID_MASK 0x0000ffff |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_MESSAGEID_OFFSET 0x00000000 |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_SERVICEID_LSB 16 |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_SERVICEID_MASK 0xffff0000 |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_SERVICEID_OFFSET 0x00000000 |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_STATUS_LSB 0 |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_STATUS_MASK 0x000000ff |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_STATUS_OFFSET 0x00000004 |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_ENDPOINTID_LSB 8 |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_ENDPOINTID_MASK 0x0000ff00 |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_ENDPOINTID_OFFSET 0x00000004 |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_MAXMSGSIZE_LSB 16 |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_MAXMSGSIZE_MASK 0xffff0000 |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_MAXMSGSIZE_OFFSET 0x00000004 |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_SERVICEMETALENGTH_LSB 0 |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_SERVICEMETALENGTH_MASK 0x000000ff |
| #define HTC_CONNECT_SERVICE_RESPONSE_MSG_SERVICEMETALENGTH_OFFSET 0x00000008 |
| |
| typedef PREPACK struct { |
| A_UINT32 MessageID : 16, reserved : 16; |
| /* currently, no other fields */ |
| } POSTPACK HTC_SETUP_COMPLETE_MSG; |
| |
| #define HTC_SETUP_COMPLETE_MSG_MESSAGEID_LSB 0 |
| #define HTC_SETUP_COMPLETE_MSG_MESSAGEID_MASK 0x0000ffff |
| #define HTC_SETUP_COMPLETE_MSG_MESSAGEID_OFFSET 0x00000000 |
| |
| /* extended setup completion message */ |
| typedef PREPACK struct { |
| A_UINT32 MessageID : 16, reserved : 16; |
| A_UINT32 SetupFlags : 32; |
| A_UINT32 MaxMsgsPerBundledRecv : 8, Rsvd0 : 8, Rsvd1 : 8, Rsvd2 : 8; |
| } POSTPACK HTC_SETUP_COMPLETE_EX_MSG; |
| |
| #define HTC_SETUP_COMPLETE_EX_MSG_MESSAGEID_LSB 0 |
| #define HTC_SETUP_COMPLETE_EX_MSG_MESSAGEID_MASK 0x0000ffff |
| #define HTC_SETUP_COMPLETE_EX_MSG_MESSAGEID_OFFSET 0x00000000 |
| #define HTC_SETUP_COMPLETE_EX_MSG_SETUPFLAGS_LSB 0 |
| #define HTC_SETUP_COMPLETE_EX_MSG_SETUPFLAGS_MASK 0xffffffff |
| #define HTC_SETUP_COMPLETE_EX_MSG_SETUPFLAGS_OFFSET 0x00000004 |
| #define HTC_SETUP_COMPLETE_EX_MSG_MAXMSGSPERBUNDLEDRECV_LSB 0 |
| #define HTC_SETUP_COMPLETE_EX_MSG_MAXMSGSPERBUNDLEDRECV_MASK 0x000000ff |
| #define HTC_SETUP_COMPLETE_EX_MSG_MAXMSGSPERBUNDLEDRECV_OFFSET 0x00000008 |
| #define HTC_SETUP_COMPLETE_EX_MSG_RSVD0_LSB 8 |
| #define HTC_SETUP_COMPLETE_EX_MSG_RSVD0_MASK 0x0000ff00 |
| #define HTC_SETUP_COMPLETE_EX_MSG_RSVD0_OFFSET 0x00000008 |
| #define HTC_SETUP_COMPLETE_EX_MSG_RSVD1_LSB 16 |
| #define HTC_SETUP_COMPLETE_EX_MSG_RSVD1_MASK 0x00ff0000 |
| #define HTC_SETUP_COMPLETE_EX_MSG_RSVD1_OFFSET 0x00000008 |
| #define HTC_SETUP_COMPLETE_EX_MSG_RSVD2_LSB 24 |
| #define HTC_SETUP_COMPLETE_EX_MSG_RSVD2_MASK 0xff000000 |
| #define HTC_SETUP_COMPLETE_EX_MSG_RSVD2_OFFSET 0x00000008 |
| |
| #define HTC_SETUP_COMPLETE_FLAGS_ENABLE_BUNDLE_RECV (1 << 0) /* enable recv bundling from target */ |
| #define HTC_SETUP_COMPLETE_FLAGS_DISABLE_TX_CREDIT_FLOW (1 << 1) /* disable credit based flow control, |
| only supported on some interconnects */ |
| |
| /* connect response status codes */ |
| #define HTC_SERVICE_SUCCESS 0 /* success */ |
| #define HTC_SERVICE_NOT_FOUND 1 /* service could not be found */ |
| #define HTC_SERVICE_FAILED 2 /* specific service failed the connect */ |
| #define HTC_SERVICE_NO_RESOURCES 3 /* no resources (i.e. no more endpoints) */ |
| #define HTC_SERVICE_NO_MORE_EP 4 /* specific service is not allowing any more |
| endpoints */ |
| |
| /* report record IDs */ |
| |
| #define HTC_RECORD_NULL 0 |
| #define HTC_RECORD_CREDITS 1 |
| #define HTC_RECORD_LOOKAHEAD 2 |
| #define HTC_RECORD_LOOKAHEAD_BUNDLE 3 |
| |
| typedef PREPACK struct { |
| A_UINT32 RecordID : 8, /* Record ID */ |
| Length : 8, /* Length of record */ |
| reserved : 16; |
| } POSTPACK HTC_RECORD_HDR; |
| |
| #define HTC_RECORD_HDR_RECORDID_LSB 0 |
| #define HTC_RECORD_HDR_RECORDID_MASK 0x000000ff |
| #define HTC_RECORD_HDR_RECORDID_OFFSET 0x00000000 |
| #define HTC_RECORD_HDR_LENGTH_LSB 8 |
| #define HTC_RECORD_HDR_LENGTH_MASK 0x0000ff00 |
| #define HTC_RECORD_HDR_LENGTH_OFFSET 0x00000000 |
| |
| typedef PREPACK struct { |
| A_UINT32 EndpointID : 8, /* Endpoint that owns these credits */ |
| Credits : 8, /* credits to report since last report */ |
| reserved : 16; |
| } POSTPACK HTC_CREDIT_REPORT; |
| |
| #define HTC_CREDIT_REPORT_ENDPOINTID_LSB 0 |
| #define HTC_CREDIT_REPORT_ENDPOINTID_MASK 0x000000ff |
| #define HTC_CREDIT_REPORT_ENDPOINTID_OFFSET 0x00000000 |
| #define HTC_CREDIT_REPORT_CREDITS_LSB 8 |
| #define HTC_CREDIT_REPORT_CREDITS_MASK 0x0000ff00 |
| #define HTC_CREDIT_REPORT_CREDITS_OFFSET 0x00000000 |
| |
| typedef PREPACK struct { |
| A_UINT32 PreValid : 8, /* pre valid guard */ |
| reserved0 : 24; |
| A_UINT32 LookAhead0 : 8, /* 4 byte lookahead */ |
| LookAhead1 : 8, LookAhead2 : 8, LookAhead3 : 8; |
| A_UINT32 PostValid : 8, /* post valid guard */ |
| reserved1 : 24; |
| |
| /* NOTE: the LookAhead array is guarded by a PreValid and Post Valid guard bytes. |
| * The PreValid bytes must equal the inverse of the PostValid byte */ |
| |
| } POSTPACK HTC_LOOKAHEAD_REPORT; |
| |
| #define HTC_LOOKAHEAD_REPORT_PREVALID_LSB 0 |
| #define HTC_LOOKAHEAD_REPORT_PREVALID_MASK 0x000000ff |
| #define HTC_LOOKAHEAD_REPORT_PREVALID_OFFSET 0x00000000 |
| #define HTC_LOOKAHEAD_REPORT_LOOKAHEAD0_LSB 0 |
| #define HTC_LOOKAHEAD_REPORT_LOOKAHEAD0_MASK 0x000000ff |
| #define HTC_LOOKAHEAD_REPORT_LOOKAHEAD0_OFFSET 0x00000004 |
| #define HTC_LOOKAHEAD_REPORT_LOOKAHEAD1_LSB 8 |
| #define HTC_LOOKAHEAD_REPORT_LOOKAHEAD1_MASK 0x0000ff00 |
| #define HTC_LOOKAHEAD_REPORT_LOOKAHEAD1_OFFSET 0x00000004 |
| #define HTC_LOOKAHEAD_REPORT_LOOKAHEAD2_LSB 16 |
| #define HTC_LOOKAHEAD_REPORT_LOOKAHEAD2_MASK 0x00ff0000 |
| #define HTC_LOOKAHEAD_REPORT_LOOKAHEAD2_OFFSET 0x00000004 |
| #define HTC_LOOKAHEAD_REPORT_LOOKAHEAD3_LSB 24 |
| #define HTC_LOOKAHEAD_REPORT_LOOKAHEAD3_MASK 0xff000000 |
| #define HTC_LOOKAHEAD_REPORT_LOOKAHEAD3_OFFSET 0x00000004 |
| #define HTC_LOOKAHEAD_REPORT_POSTVALID_LSB 0 |
| #define HTC_LOOKAHEAD_REPORT_POSTVALID_MASK 0x000000ff |
| #define HTC_LOOKAHEAD_REPORT_POSTVALID_OFFSET 0x00000008 |
| |
| typedef PREPACK struct { |
| A_UINT32 LookAhead0 : 8, /* 4 byte lookahead */ |
| LookAhead1 : 8, LookAhead2 : 8, LookAhead3 : 8; |
| } POSTPACK HTC_BUNDLED_LOOKAHEAD_REPORT; |
| |
| #define HTC_BUNDLED_LOOKAHEAD_REPORT_LOOKAHEAD0_LSB 0 |
| #define HTC_BUNDLED_LOOKAHEAD_REPORT_LOOKAHEAD0_MASK 0x000000ff |
| #define HTC_BUNDLED_LOOKAHEAD_REPORT_LOOKAHEAD0_OFFSET 0x00000000 |
| #define HTC_BUNDLED_LOOKAHEAD_REPORT_LOOKAHEAD1_LSB 8 |
| #define HTC_BUNDLED_LOOKAHEAD_REPORT_LOOKAHEAD1_MASK 0x0000ff00 |
| #define HTC_BUNDLED_LOOKAHEAD_REPORT_LOOKAHEAD1_OFFSET 0x00000000 |
| #define HTC_BUNDLED_LOOKAHEAD_REPORT_LOOKAHEAD2_LSB 16 |
| #define HTC_BUNDLED_LOOKAHEAD_REPORT_LOOKAHEAD2_MASK 0x00ff0000 |
| #define HTC_BUNDLED_LOOKAHEAD_REPORT_LOOKAHEAD2_OFFSET 0x00000000 |
| #define HTC_BUNDLED_LOOKAHEAD_REPORT_LOOKAHEAD3_LSB 24 |
| #define HTC_BUNDLED_LOOKAHEAD_REPORT_LOOKAHEAD3_MASK 0xff000000 |
| #define HTC_BUNDLED_LOOKAHEAD_REPORT_LOOKAHEAD3_OFFSET 0x00000000 |
| |
| #ifndef ATH_TARGET |
| #include "athendpack.h" |
| #endif |
| |
| #endif /* __HTC_H__ */ |