Rock/ir - Revision history

Hipboi at 04:18, 6 January 2015

2015-01-06T04:18:53Z

2014-02-24T13:28:30Z

‎Android Key Remapping

2014-02-24T13:27:32Z

‎Android Key Remapping

2014-01-29T05:26:08Z

2014-01-29T05:24:26Z

‎Kernel Level

2014-01-29T05:21:27Z

‎Kernel Level

2014-01-29T05:16:32Z

2014-01-29T05:14:10Z

2014-01-29T05:04:25Z

2014-01-29T04:29:27Z

‎Kernel Level

@@ Line 110: / Line 110: @@
 Here are some mistakes someone has met.
-) Number KEY doesn't work.
+) Number KEY doesn't work.(Map's Items is wrote wrong)
   //Wrong Code

← Older revision		Revision as of 13:27, 24 February 2014
Line 107:		Line 107:

	== Android Key Remapping ==		== Android Key Remapping ==
		+	/system/usr/keylayout/rkxx-remotectl.kl is a file mapping scancodes(linux) to keycodes(android). you can add the item to match your IR- remocon's key.
		+	Here are some mistakes someone has met.
		+
		+	1) Number KEY doesn't work.
		+
		+	//Wrong Code
		+	key 1 KEY_1
		+	key 2 KEY_2
		+	key 3 KEY_3
		+	key 4 KEY_4
		+	key 5 KEY_5
		+	key 6 KEY_6
		+	key 7 KEY_7
		+	key 8 KEY_8
		+	key 9 KEY_9
		+	key 0 KEY_0
		+
		+	//Right Code
		+	key 1 ESCAPE
		+	key 2 1 //NOTE is 1 not 2
		+	key 3 2
		+	key 4 3
		+	key 5 4
		+	key 6 5
		+	key 7 6
		+	key 8 7
		+	key 9 8
		+	key 10 9
		+	key 11 0

@@ Line 51: / Line 51: @@
 The first is usercode, every IR has a usercode; the second is the number of buttons, the third is the address of the array we added in the 1st step.
-## How to get the usercode and IR key value ##
+=== How to get the usercode and IR key value ===
 In the '''remotectl_do_something''' func

@@ Line 103: / Line 103: @@
 Note:
-# you will get four number in hex(0x) format, the first two number is we needed ,the last two number is just used for check!
+# The printk output is in hex(0x) format, the first two number is we needed ,the last two number is just used for checking, we can ignore it.
+# Don't leave much printing log in code, it will make in the ir not work.
-# Don't leave much log in code,too much log will result in the ir doesn't work.
 == Android Key Remapping ==

@@ Line 34: / Line 34: @@
 </syntaxhighlight>
-The first column is the IR key value,the second column is the corresponding key value.
+The first column is the IR key value,the second column is the corresponding key code.
 、Add one item in
@@ Line 43: / Line 43: @@
 <syntaxhighlight lang="c">
+     {
-         .usercode = 0x41c8,
+         .usercode = 0x41c8, /* need to get the usercode in next step */
-         .nbuttons = 12,
+        .nbuttons = 12,    /* number of buttons */
-          .key_table = &remote_key_table_41C8[0],
+        .key_table = &remote_key_table_41C8[0], /* key table */
      },
 </syntaxhighlight>
-The first is usercode, every IR has a usercode; the second is the buttons number
-the third is the first address of the array added in the 1st step.
+The first is usercode, every IR has a usercode; the second is the number of buttons, the third is the address of the array we added in the 1st step.
-How to get the usercode and IR key value
+## How to get the usercode and IR key value ##
 In the '''remotectl_do_something''' func
 <syntaxhighlight lang="c" highlight="9">

@@ Line 75: / Line 75: @@
 </syntaxhighlight>
-Open the printk code to get the usercode,then add remotectl_button array with the usercode and the buttons number
+Uncomment the printk code to get the usercode,then add remotectl_button array with the usercode and the buttons number
-<syntaxhighlight lang="c">
+<syntaxhighlight lang="c" highlight="9">
         case RMC_GETDATA:
+        {

@@ Line 16: / Line 16: @@
 、Add an array as follow:
-<syntaxhighlight lang="c" line start="100" enclose="div">
+<syntaxhighlight lang="c" enclose="div">
   static struct rkxx_remote_key_table remote_key_table_41C8[] = {
@@ Line 37: / Line 37: @@
 、Add one item in
-  "static struct rkxx_remotectl_button remotectl_button[]"
+<syntaxhighlight lang="c">
 For example：
+     {
          .usercode = 0x41c8,
@@ Line 44: / Line 47: @@
            .key_table = &remote_key_table_41C8[0],
      },
+</syntaxhighlight>
 The first is usercode, every IR has a usercode; the second is the buttons number
 the third is the first address of the array added in the 1st step.
 How to get the usercode and IR key value
-In the remotectl_do_something func
+In the '''remotectl_do_something''' func
         case RMC_USERCODE:
+         {
@@ Line 69: / Line 73: @@
+         }
 Open the printk code to get the usercode,then add remotectl_button array with the usercode and the buttons number
         case RMC_GETDATA:
+        {
@@ Line 90: / Line 97: @@
+                      }
-Open the printk code ,you can get the IR key value
+</syntaxhighlight>
 Note:

@@ Line 3: / Line 3: @@
 __TOC__
-The Radxa Rock comes with IR sensor(between the uSD card and USB otg port). This page describe how to use and configure the remote to work properly on RR. You can do this in two ways:
+The Radxa Rock comes with IR sensor(between the uSD card and USB otg port). This page describes how to use and configure the remote to work properly on RR. You can do this in two ways:
 * Modify the IR kernel driver - low level hacking, working on Linux and Android since they are based the same kernel

@@ Line 16: / Line 16: @@
 、Add an array as follow:
   static struct rkxx_remote_key_table remote_key_table_41C8[] = {
-  {0x38, KEY_VOLUMEUP},
+                {0x38, KEY_VOLUMEUP},
-  {0xb8, KEY_VOLUMEDOWN},
+                {0xb8, KEY_VOLUMEDOWN},
-  {0x58, KEY_MENU},
+                {0x58, KEY_MENU},
-  {0xd0, KEY_REPLY},
+                {0xd0, KEY_REPLY},
-  {0x48, KEY_BACK},
+                {0x48, KEY_BACK},
-  {0x98, KEY_BACK},
+                {0x98, KEY_BACK},
-  {0x50, KEY_UP},
+                {0x50, KEY_UP},
-  {0x30, KEY_DOWN},
+                {0x30, KEY_DOWN},
-  {0xc8, KEY_LEFT},
+                {0xc8, KEY_LEFT},
-  {0xc0, KEY_RIGHT},
+                {0xc0, KEY_RIGHT},
-  {0x40, KEY_REPLY},
+                {0x40, KEY_REPLY},
-  {0x80, KEY_SEARCH},
+                {0x80, KEY_SEARCH},
   };
+</syntaxhighlight>
 The first column is the IR key value,the second column is the corresponding key value.