2 * This file is part of the libCEC(R) library.
4 * libCEC(R) is Copyright (C) 2011 Pulse-Eight Limited. All rights reserved.
5 * libCEC(R) is an original work, containing original code.
7 * libCEC(R) is a trademark of Pulse-Eight Limited.
9 * This program is dual-licensed; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24 * Alternatively, you can license this library under a commercial license,
25 * please contact Pulse-Eight Licensing for more information.
27 * For more information contact:
28 * Pulse-Eight Licensing <license@pulse-eight.com>
29 * http://www.pulse-eight.com/
30 * http://www.pulse-eight.net/
33 #include "SLCommandHandler.h"
34 #include "../devices/CECBusDevice.h"
35 #include "../devices/CECPlaybackDevice.h"
36 #include "../CECProcessor.h"
37 #include "../platform/timeutils.h"
41 #define SL_COMMAND_UNKNOWN_01 0x01
42 #define SL_COMMAND_UNKNOWN_02 0x02
43 #define SL_COMMAND_UNKNOWN_03 0x05
45 #define SL_COMMAND_REQUEST_POWER_STATUS 0xa0
46 #define SL_COMMAND_POWER_ON 0x0300
47 #define SL_COMMAND_CONNECT_REQUEST 0x04
48 #define SL_COMMAND_CONNECT_ACCEPT 0x05
50 CSLCommandHandler::CSLCommandHandler(CCECBusDevice
*busDevice
) :
51 CCECCommandHandler(busDevice
),
52 m_bAwaitingReceiveFailed(false),
54 m_bVendorIdSent(false)
58 bool CSLCommandHandler::HandleVendorCommand(const cec_command
&command
)
60 if (command
.parameters
.size
== 1 &&
61 command
.parameters
[0] == SL_COMMAND_UNKNOWN_01
)
63 HandleVendorCommand01(command
);
66 else if (command
.parameters
.size
== 2 &&
67 command
.parameters
[0] == SL_COMMAND_CONNECT_REQUEST
)
69 HandleVendorCommand04(command
);
72 else if (command
.parameters
.size
== 1 &&
73 command
.parameters
[0] == SL_COMMAND_REQUEST_POWER_STATUS
)
75 HandleVendorCommandA0(command
);
82 bool CSLCommandHandler::HandleGiveDeckStatus(const cec_command
&command
)
84 if (command
.parameters
.size
== 1)
86 if (command
.parameters
[0] == CEC_STATUS_REQUEST_ONCE
||
87 command
.parameters
[0] == CEC_STATUS_REQUEST_ON
)
89 TransmitDeckStatus(command
.initiator
);
93 CCECCommandHandler::HandleGiveDeckStatus(command
);
99 void CSLCommandHandler::HandleVendorCommand01(const cec_command
&command
)
101 cec_command response
;
102 cec_command::Format(response
, command
.destination
, command
.initiator
, CEC_OPCODE_VENDOR_COMMAND
);
103 response
.PushBack(SL_COMMAND_UNKNOWN_02
);
104 response
.PushBack(SL_COMMAND_UNKNOWN_03
);
108 /* transmit power status */
109 if (command
.destination
!= CECDEVICE_BROADCAST
)
110 m_processor
->m_busDevices
[command
.destination
]->TransmitPowerState(command
.initiator
);
113 void CSLCommandHandler::HandleVendorCommand04(const cec_command
&command
)
115 cec_command response
;
116 cec_command::Format(response
, command
.destination
, command
.initiator
, CEC_OPCODE_VENDOR_COMMAND
);
117 response
.PushBack(SL_COMMAND_CONNECT_ACCEPT
);
118 response
.PushBack((uint8_t)m_processor
->GetLogicalAddresses().primary
);
121 TransmitDeckStatus(command
.initiator
);
124 void CSLCommandHandler::HandleVendorCommandA0(const cec_command
&command
)
126 if (command
.destination
!= CECDEVICE_BROADCAST
)
128 CCECBusDevice
*device
= m_processor
->m_busDevices
[m_processor
->GetLogicalAddresses().primary
];
129 device
->SetPowerStatus(CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON
);
130 device
->TransmitPowerState(command
.initiator
);
131 device
->SetPowerStatus(CEC_POWER_STATUS_ON
);
135 void CSLCommandHandler::TransmitDeckStatus(const cec_logical_address iDestination
)
137 /* set deck status for the playback device */
138 CCECBusDevice
*primary
= m_processor
->m_busDevices
[m_processor
->GetLogicalAddresses().primary
];
139 if (primary
->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE
|| primary
->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE
)
141 ((CCECPlaybackDevice
*)primary
)->SetDeckStatus(CEC_DECK_INFO_OTHER_STATUS_LG
);
142 ((CCECPlaybackDevice
*)primary
)->TransmitDeckStatus(iDestination
);
146 bool CSLCommandHandler::TransmitLGVendorId(const cec_logical_address iInitiator
, const cec_logical_address iDestination
)
148 cec_command response
;
149 cec_command::Format(response
, iInitiator
, iDestination
, CEC_OPCODE_DEVICE_VENDOR_ID
);
150 response
.parameters
.PushBack((uint8_t) (((uint64_t)CEC_VENDOR_LG
>> 16) & 0xFF));
151 response
.parameters
.PushBack((uint8_t) (((uint64_t)CEC_VENDOR_LG
>> 8) & 0xFF));
152 response
.parameters
.PushBack((uint8_t) ((uint64_t)CEC_VENDOR_LG
& 0xFF));
158 bool CSLCommandHandler::HandleGiveDeviceVendorId(const cec_command
&command
)
160 /* imitate LG devices */
161 CCECBusDevice
*device
= GetDevice(command
.destination
);
163 device
->SetVendorId(CEC_VENDOR_LG
);
165 return CCECCommandHandler::HandleGiveDeviceVendorId(command
);
168 bool CSLCommandHandler::HandleCommand(const cec_command
&command
)
170 bool bHandled(false);
172 if (m_processor
->IsStarted() && m_busDevice
->MyLogicalAddressContains(command
.destination
) ||
173 command
.destination
== CECDEVICE_BROADCAST
)
175 switch(command
.opcode
)
177 case CEC_OPCODE_VENDOR_COMMAND
:
178 bHandled
= HandleVendorCommand(command
);
180 case CEC_OPCODE_FEATURE_ABORT
:
182 if (!m_bVendorIdSent
)
184 m_bVendorIdSent
= true;
185 TransmitLGVendorId(m_processor
->GetLogicalAddresses().primary
, CECDEVICE_BROADCAST
);
187 m_bSLEnabled
= false;
196 bHandled
= CCECCommandHandler::HandleCommand(command
);
201 void CSLCommandHandler::HandlePoll(const cec_logical_address iInitiator
, const cec_logical_address iDestination
)
203 CCECCommandHandler::HandlePoll(iInitiator
, iDestination
);
204 m_bAwaitingReceiveFailed
= true;
207 bool CSLCommandHandler::HandleReceiveFailed(void)
209 if (m_bAwaitingReceiveFailed
)
211 m_bAwaitingReceiveFailed
= false;
218 bool CSLCommandHandler::InitHandler(void)
224 m_processor
->SetStandardLineTimeout(3);
225 m_processor
->SetRetryLineTimeout(3);
227 /* increase the number of retries because the tv is keeping the bus busy at times */
228 m_iTransmitWait
= 2000;
229 m_iTransmitRetries
= 4;
230 m_iTransmitTimeout
= 500;
232 CCECBusDevice
*primary
= m_processor
->m_busDevices
[m_processor
->GetLogicalAddresses().primary
];
233 if (m_busDevice
->GetLogicalAddress() != primary
->GetLogicalAddress())
234 primary
->SetVendorId(CEC_VENDOR_LG
, false);
236 if (m_busDevice
->GetLogicalAddress() == CECDEVICE_TV
)
238 primary
->TransmitVendorID(CECDEVICE_TV
);
239 primary
->TransmitPhysicalAddress();
241 /* LG TVs don't always reply to CEC version requests, so just set it to 1.3a */
242 m_busDevice
->SetCecVersion(CEC_VERSION_1_3A
);
245 /* LG devices always return "korean" as language */
246 cec_menu_language lang
;
247 lang
.device
= m_busDevice
->GetLogicalAddress();
248 snprintf(lang
.language
, 4, "eng");
249 m_busDevice
->SetMenuLanguage(lang
);
251 if (m_busDevice
->GetLogicalAddress() == CECDEVICE_TV
)
253 m_processor
->SetActiveSource(m_processor
->GetLogicalAddresses().primary
);
254 /* LG TVs only route keypresses when the deck status is set to 0x20 */
255 cec_logical_addresses addr
= m_processor
->GetLogicalAddresses();
256 for (uint8_t iPtr
= 0; iPtr
< 15; iPtr
++)
258 CCECBusDevice
*device
= m_processor
->m_busDevices
[iPtr
];
262 if (device
&& (device
->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE
||
263 device
->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE
))
265 ((CCECPlaybackDevice
*)device
)->SetDeckStatus(CEC_DECK_INFO_OTHER_STATUS_LG
);
266 TransmitDeckStatus(CECDEVICE_TV
);
275 bool CSLCommandHandler::TransmitPowerOn(const cec_logical_address iInitiator
, const cec_logical_address iDestination
)
277 if (iDestination
!= CECDEVICE_BROADCAST
&&
278 m_processor
->m_busDevices
[iDestination
]->GetVendorId(false) == CEC_VENDOR_LG
);
281 cec_command::Format(command
, iInitiator
, iDestination
, CEC_OPCODE_VENDOR_COMMAND
);
282 command
.parameters
.PushBack((uint8_t) (((uint16_t)SL_COMMAND_POWER_ON
>> 8) & 0xFF));
283 command
.parameters
.PushBack((uint8_t) ((uint16_t)SL_COMMAND_POWER_ON
& 0xFF));
284 return Transmit(command
);
287 return CCECCommandHandler::TransmitPowerOn(iInitiator
, iDestination
);