diff options
Diffstat (limited to 'target/linux/s3c24xx/files-2.6.31/drivers/ar6000/include/htc.h')
| -rw-r--r-- | target/linux/s3c24xx/files-2.6.31/drivers/ar6000/include/htc.h | 190 |
1 files changed, 0 insertions, 190 deletions
diff --git a/target/linux/s3c24xx/files-2.6.31/drivers/ar6000/include/htc.h b/target/linux/s3c24xx/files-2.6.31/drivers/ar6000/include/htc.h deleted file mode 100644 index 152d867..0000000 --- a/target/linux/s3c24xx/files-2.6.31/drivers/ar6000/include/htc.h +++ /dev/null @@ -1,190 +0,0 @@ -/* - * Copyright (c) 2007 Atheros Communications Inc. - * All rights reserved. - * - * $ATH_LICENSE_HOSTSDK0_C$ - * - */ - - -#ifndef __HTC_H__ -#define __HTC_H__ - -#ifndef ATH_TARGET -#include "athstartpack.h" -#endif - -#define A_OFFSETOF(type,field) (int)(&(((type *)NULL)->field)) - -#define ASSEMBLE_UNALIGNED_UINT16(p,highbyte,lowbyte) \ - (((A_UINT16)(((A_UINT8 *)(p))[(highbyte)])) << 8 | (A_UINT16)(((A_UINT8 *)(p))[(lowbyte)])) - -/* alignment independent macros (little-endian) to fetch UINT16s or UINT8s from a - * structure using only the type and field name. - * Use these macros if there is the potential for unaligned buffer accesses. */ -#define A_GET_UINT16_FIELD(p,type,field) \ - ASSEMBLE_UNALIGNED_UINT16(p,\ - A_OFFSETOF(type,field) + 1, \ - A_OFFSETOF(type,field)) - -#define A_SET_UINT16_FIELD(p,type,field,value) \ -{ \ - ((A_UINT8 *)(p))[A_OFFSETOF(type,field)] = (A_UINT8)(value); \ - ((A_UINT8 *)(p))[A_OFFSETOF(type,field) + 1] = (A_UINT8)((value) >> 8); \ -} - -#define A_GET_UINT8_FIELD(p,type,field) \ - ((A_UINT8 *)(p))[A_OFFSETOF(type,field)] - -#define A_SET_UINT8_FIELD(p,type,field,value) \ - ((A_UINT8 *)(p))[A_OFFSETOF(type,field)] = (value) - -/****** 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_UINT8 EndpointID; - A_UINT8 Flags; - A_UINT16 PayloadLen; /* length of data (including trailer) that follows the header */ - - /***** end of 4-byte lookahead ****/ - - A_UINT8 ControlBytes[2]; - - /* message payload starts after the header */ - -} POSTPACK HTC_FRAME_HDR; - -/* frame header flags */ -#define HTC_FLAGS_NEED_CREDIT_UPDATE (1 << 0) -#define HTC_FLAGS_RECV_TRAILER (1 << 1) - - -#define HTC_HDR_LENGTH (sizeof(HTC_FRAME_HDR)) -#define HTC_MAX_TRAILER_LENGTH 255 -#define HTC_MAX_PAYLOAD_LENGTH (2048 - sizeof(HTC_FRAME_HDR)) - -/* HTC control message IDs */ -typedef enum { - HTC_MSG_READY_ID = 1, - HTC_MSG_CONNECT_SERVICE_ID = 2, - HTC_MSG_CONNECT_SERVICE_RESPONSE_ID = 3, - HTC_MSG_SETUP_COMPLETE_ID = 4, -} HTC_MSG_IDS; - -#define HTC_MAX_CONTROL_MESSAGE_LENGTH 256 - -/* base message ID header */ -typedef PREPACK struct { - A_UINT16 MessageID; -} POSTPACK HTC_UNKNOWN_MSG; - -/* HTC ready message - * direction : target-to-host */ -typedef PREPACK struct { - A_UINT16 MessageID; /* ID */ - A_UINT16 CreditCount; /* number of credits the target can offer */ - A_UINT16 CreditSize; /* size of each credit */ - A_UINT8 MaxEndpoints; /* maximum number of endpoints the target has resources for */ - A_UINT8 _Pad1; -} POSTPACK HTC_READY_MSG; - -#define HTC_SERVICE_META_DATA_MAX_LENGTH 128 - -/* connect service - * direction : host-to-target */ -typedef PREPACK struct { - A_UINT16 MessageID; - A_UINT16 ServiceID; /* service ID of the service to connect to */ - A_UINT16 ConnectionFlags; /* 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 - - A_UINT8 ServiceMetaLength; /* length of meta data that follows */ - A_UINT8 _Pad1; - - /* service-specific meta data starts after the header */ - -} POSTPACK HTC_CONNECT_SERVICE_MSG; - -/* connect response - * direction : target-to-host */ -typedef PREPACK struct { - A_UINT16 MessageID; - A_UINT16 ServiceID; /* service ID that the connection request was made */ - A_UINT8 Status; /* service connection status */ - A_UINT8 EndpointID; /* assigned endpoint ID */ - A_UINT16 MaxMsgSize; /* maximum expected message size on this endpoint */ - A_UINT8 ServiceMetaLength; /* length of meta data that follows */ - A_UINT8 _Pad1; - - /* service-specific meta data starts after the header */ - -} POSTPACK HTC_CONNECT_SERVICE_RESPONSE_MSG; - -typedef PREPACK struct { - A_UINT16 MessageID; - /* currently, no other fields */ -} POSTPACK HTC_SETUP_COMPLETE_MSG; - - -/* 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 */ -typedef enum { - HTC_RECORD_NULL = 0, - HTC_RECORD_CREDITS = 1, - HTC_RECORD_LOOKAHEAD = 2, -} HTC_RPT_IDS; - -typedef PREPACK struct { - A_UINT8 RecordID; /* Record ID */ - A_UINT8 Length; /* Length of record */ -} POSTPACK HTC_RECORD_HDR; - -typedef PREPACK struct { - A_UINT8 EndpointID; /* Endpoint that owns these credits */ - A_UINT8 Credits; /* credits to report since last report */ -} POSTPACK HTC_CREDIT_REPORT; - -typedef PREPACK struct { - A_UINT8 PreValid; /* pre valid guard */ - A_UINT8 LookAhead[4]; /* 4 byte lookahead */ - A_UINT8 PostValid; /* post valid guard */ - - /* 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; - -#ifndef ATH_TARGET -#include "athendpack.h" -#endif - - -#endif /* __HTC_H__ */ - |