File size: 8,363 Bytes
40c7241 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 |
import EEmb_MemAlloc, EEmb_MemFree from EEmbCore
import string from EEmbCore
import Println from EEmbCore
import EEmb_Panic from EEmbCore
let EMPTY_TIMER_HANDLE = mk SharedResource{ ptr: null }
struct Timer {
tmrHandle: mut &SharedResource
func start(self: &Timer) {
ASSERT(self.tmrHandle.ptr, "Error: Using deleted timer")
xTimerStart(self.tmrHandle.ptr)
}
func runDetach(self: &Timer) {
self.start()
self.tmrHandle.linksCount++
}
func pause(self: &Timer) {
ASSERT(self.tmrHandle.ptr, "Error: Using deleted timer")
xTimerStop(self.tmrHandle.ptr)
DelayMs(10)
}
func stop(self: &Timer) {
self.pause()
self.reset()
}
func isActive(self: &Timer) -> bool {
ASSERT(self.tmrHandle.ptr, "Error: Using deleted timer")
return xTimerIsTimerActive(self.tmrHandle.ptr)
}
func changePeriod(self: &Timer, newPeriod_ms: uint32) {
let isActive = self.isActive()
xTimerChangePeriod(self.tmrHandle.ptr, newPeriod_ms)
if (!isActive) {
self.pause()
}
}
func delete(self: &Timer) {
ASSERT(self.tmrHandle.ptr, "Error: Using deleted timer")
xTimerDelete(self.tmrHandle.ptr)
// bkpt()
self.tmrHandle.ptr = null
}
func reset(self: &Timer) {
let isActive = self.isActive()
xTimerReset(self.tmrHandle.ptr)
if (!isActive) {
//Println("pause")
self.pause()
}
}
// func getUserData(self: &Timer) -> pointer {
// ASSERT(self.tmrHandle.ptr, "Error: Using deleted timer")
// return pvTimerGetTimerID(self.tmrHandle.ptr)
// }
// func setUserData(self: &Timer, userData: pointer) {
// ASSERT(self.tmrHandle.ptr, "Error: Using deleted timer")
// vTimerSetTimerID(self.tmrHandle.ptr, userData)
// }
func getUserData(self: &Timer) -> pointer {
ASSERT(self.tmrHandle.ptr, "Error: Using deleted timer")
return pcTimerGetName( self.tmrHandle.ptr )
}
func setUserData(self: &Timer, userData: pointer) {
ASSERT(self.tmrHandle.ptr, "Error: Using deleted timer")
pcTimerSetName(self.tmrHandle.ptr, userData)
}
// func enableAutoReload(self: &Timer) {
// ASSERT(self.tmrHandle.ptr, "Error: Using deleted timer")
// vTimerSetReloadMode( self.tmrHandle.ptr, true )
// }
// func disableAutoReload(self: &Timer) {
// ASSERT(self.tmrHandle.ptr, "Error: Using deleted timer")
// vTimerSetReloadMode( self.tmrHandle.ptr, false )
// }
//func isAutoReload(self: &Timer) -> bool {
// ASSERT(self.tmrHandle.ptr, "Error: Using deleted timer")
// return xTimerGetReloadMode( self.tmrHandle.ptr )
//}
func getPeriod(self: &Timer) -> uint32 {
ASSERT(self.tmrHandle.ptr, "Error: Using deleted timer")
return xTimerGetPeriod( self.tmrHandle.ptr )
}
func getExpiryTime(self: &Timer) -> uint32 {
ASSERT(self.tmrHandle.ptr, "Error: Using deleted timer")
return xTimerGetExpiryTime( self.tmrHandle.ptr )
}
func getId(self: &Timer) -> int32 {
return self.tmrHandle.id
}
func setId(self: &Timer, id: int32) {
// bkpt()
self.tmrHandle.id = id
}
func invokeCallback(self: &Timer) {
if self.tmrHandle.callback == null {
return
}
self.tmrHandle.callback(self)
}
func setCallback(self: &Timer, callback: func {(&Timer)}) {
self.tmrHandle.callback = callback
}
func OperatorDestroy(self: &Timer) {
if (#self.tmrHandle == #EMPTY_TIMER_HANDLE) {
//Println("Skip Destroy")
return
}
//let ptrAddr: uint32 = #(self.tmrHandle)
//Println("Timer destroyed: " + ptrAddr)
self.tmrHandle.linksCount--
//Println("Links: " + self.tmrHandle.linksCount)
if !self.tmrHandle.linksCount {
if self.tmrHandle.ptr != null {
self.delete()
}
//Println("Timer shared resource is destroyed: " + ptrAddr)
MemFree(self.tmrHandle)
//self.tmrHandle <- null
}
}
func OperatorCopy(rval: &Timer) {
self.OperatorDestroy()
self.tmrHandle <- rval.tmrHandle
self.tmrHandle.linksCount++
}
func OperatorClone(self: &Timer) -> Timer {
let tmr = mk Timer{tmrHandle: self.tmrHandle}
if (#self.tmrHandle == #EMPTY_TIMER_HANDLE) {
tmr.tmrHandle.linksCount++
}
return tmr
}
}
struct Timer_t {
tmrHandle: mut &SharedResource
}
struct SharedResource {
ptr: pointer
callback: func {(&Timer)}
linksCount: uint16
id: int16
}
func CreateTimer() -> Timer {
let tmr = mk Timer{tmrHandle: #EMPTY_TIMER_HANDLE}
return tmr
}
func RTOS_timerCallback(tmrHandle: pointer) {
let sr: mut &SharedResource = pvTimerGetTimerID(tmrHandle)
if sr.callback == null {
return
}
var tmr = mk Timer_t{tmrHandle: sr}
let tmrPtr: &Timer = #tmr
sr.callback(tmrPtr)
}
func CreateTimer(id: int32, period: uint32, callback: func {(&Timer)}) -> Timer {
let sr = MemAlloc(SizeOf($SharedResource$))
let tmr = mk Timer{tmrHandle: sr}
tmr.tmrHandle.linksCount = 1
tmr.tmrHandle.id = id
tmr.tmrHandle.callback = callback
let tmrHandle = xTimerCreate(null, period, true, sr, RTOS_timerCallback)
tmr.tmrHandle.ptr = tmrHandle
// let ptrAddr: uint32 = #(tmr.tmrHandle)
// Println("Timer created at: " + ptrAddr)
return tmr
}
func CreateTimer(id: int32, period: uint32, isAutoReload: bool, userData: pointer, callback: func {(&Timer)}) -> Timer {
let sr = MemAlloc(SizeOf($SharedResource$))
let tmr = mk Timer{tmrHandle: sr}
tmr.tmrHandle.linksCount = 1
tmr.tmrHandle.id = id
tmr.tmrHandle.callback = callback
let tmrHandle = xTimerCreate(userData, period, isAutoReload, sr, RTOS_timerCallback)
tmr.tmrHandle.ptr = tmrHandle
// let ptrAddr: uint32 = #(tmr.tmrHandle)
// Println("Timer created at: " + ptrAddr)
return tmr
}
func DeferredInvoke(period: uint32, userData: pointer, callback: func {(pointer)}) {
let tmr = xTimerCreate(userData, period, true, callback, $(tmrHandle) {
let deferredCall: func {(pointer)} = pvTimerGetTimerID(tmrHandle)
let userData: pointer = pcTimerGetName(tmrHandle)
deferredCall(userData)
xTimerDelete(tmrHandle)
})
xTimerStart(tmr)
}
let X_TIMER_TICKS_TO_WAIT = 1000
enum {
tmrCOMMAND_EXECUTE_CALLBACK_FROM_ISR = -2,
tmrCOMMAND_EXECUTE_CALLBACK = -1,
tmrCOMMAND_START_DONT_TRACE = 0,
tmrCOMMAND_START = 1,
tmrCOMMAND_RESET = 2,
tmrCOMMAND_STOP = 3,
tmrCOMMAND_CHANGE_PERIOD = 4,
tmrCOMMAND_DELETE = 5
}
extern demangle func xTimerGenericCommand( pointer, uint32, uint32, pointer, uint32 ) -> uint32
extern demangle func xTimerCreate( c_string, uint32, bool, pointer, func { (pointer) } ) -> pointer
extern demangle func xTimerIsTimerActive( pointer ) -> uint32
extern demangle func xTimerGetPeriod( pointer ) -> uint32
extern demangle func pcTimerGetName( pointer ) -> pointer
extern demangle func xTimerGetExpiryTime( pointer ) -> uint32
extern demangle func xTaskGetTickCount( ) -> uint32
extern demangle func pvTimerGetTimerID( pointer ) -> pointer
extern demangle func vTimerSetTimerID( pointer, pointer )
extern demangle func vTimerSetReloadMode( pointer, uint32 )
extern demangle func xTimerGetReloadMode( pointer ) -> uint32
extern demangle func pcTimerSetName( pointer, pointer )
func xTimerStart( xTimer: pointer ) {
let result = xTimerGenericCommand( ( xTimer ), tmrCOMMAND_START, ( xTaskGetTickCount() ), 0, ( X_TIMER_TICKS_TO_WAIT ) )
ASSERT(result, "Error: Timer task is not responding")
}
func xTimerStop( xTimer: pointer ) {
let result = xTimerGenericCommand( ( xTimer ), tmrCOMMAND_STOP, 0, 0, ( X_TIMER_TICKS_TO_WAIT ) )
ASSERT(result, "Error: Timer task is not responding")
}
func xTimerChangePeriod( xTimer: pointer, xNewPeriod: uint32) {
let result = xTimerGenericCommand( ( xTimer ), tmrCOMMAND_CHANGE_PERIOD, ( xNewPeriod ), 0, ( X_TIMER_TICKS_TO_WAIT ) )
ASSERT(result, "Error: Timer task is not responding")
}
func xTimerDelete( xTimer: pointer ) {
let result = xTimerGenericCommand( ( xTimer ), tmrCOMMAND_DELETE, 0, 0, ( 0 ) )
ASSERT(result, "Error: Timer task is not responding")
}
func xTimerReset( xTimer: pointer ) {
let result = xTimerGenericCommand( ( xTimer ), tmrCOMMAND_RESET, ( xTaskGetTickCount() ), 0, ( X_TIMER_TICKS_TO_WAIT ) )
ASSERT(result, "Error: Timer task is not responding")
}
|