1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef __NANOHUBCOMMAND_H 18 #define __NANOHUBCOMMAND_H 19 20 #include <stdint.h> 21 22 #define NANOHUB_FAST_DONT_ACK 0xFFFFFFFE 23 #define NANOHUB_FAST_UNHANDLED_ACK 0xFFFFFFFF 24 25 struct NanohubCommand { 26 uint32_t reason; 27 uint32_t (*fastHandler)(void *, uint8_t, void *, uint64_t); 28 uint32_t (*handler)(void *, uint8_t, void *, uint64_t); 29 uint8_t minDataLen; 30 uint8_t maxDataLen; 31 }; 32 33 void nanohubInitCommand(void); 34 void nanohubPrefetchTx(uint32_t interrupt, uint32_t wakeup, uint32_t nonwakeup); 35 const struct NanohubCommand *nanohubFindCommand(uint32_t packetReason); 36 37 struct NanohubHalLegacyCommand { 38 uint8_t msg; 39 void (*handler)(void *, uint8_t); 40 }; 41 42 const struct NanohubHalLegacyCommand *nanohubHalLegacyFindCommand(uint8_t msg); 43 44 struct NanohubHalCommand { 45 uint8_t msg; 46 void (*handler)(void *, uint8_t, uint32_t); 47 uint8_t minDataLen; 48 uint8_t maxDataLen; 49 }; 50 51 const struct NanohubHalCommand *nanohubHalFindCommand(uint8_t msg); 52 uint64_t hostGetTime(void); 53 int64_t hostGetTimeDelta(void); 54 55 #endif /* __NANOHUBCOMMAND_H */ 56
