From d635711daa98be86d4c7fd01499c34f566b54ccb Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Fri, 10 Jun 2016 05:30:17 -0300 Subject: Linux-libre 4.6.2-gnu --- Documentation/misc-devices/lcd-panel-cgram.txt | 24 ++++++++++++++++++++++++ Documentation/misc-devices/mei/mei.txt | 12 ++++++------ 2 files changed, 30 insertions(+), 6 deletions(-) create mode 100644 Documentation/misc-devices/lcd-panel-cgram.txt (limited to 'Documentation/misc-devices') diff --git a/Documentation/misc-devices/lcd-panel-cgram.txt b/Documentation/misc-devices/lcd-panel-cgram.txt new file mode 100644 index 000000000..7f82c9057 --- /dev/null +++ b/Documentation/misc-devices/lcd-panel-cgram.txt @@ -0,0 +1,24 @@ +Some LCDs allow you to define up to 8 characters, mapped to ASCII +characters 0 to 7. The escape code to define a new character is +'\e[LG' followed by one digit from 0 to 7, representing the character +number, and up to 8 couples of hex digits terminated by a semi-colon +(';'). Each couple of digits represents a line, with 1-bits for each +illuminated pixel with LSB on the right. Lines are numbered from the +top of the character to the bottom. On a 5x7 matrix, only the 5 lower +bits of the 7 first bytes are used for each character. If the string +is incomplete, only complete lines will be redefined. Here are some +examples : + + printf "\e[LG0010101050D1F0C04;" => 0 = [enter] + printf "\e[LG1040E1F0000000000;" => 1 = [up] + printf "\e[LG2000000001F0E0400;" => 2 = [down] + printf "\e[LG3040E1F001F0E0400;" => 3 = [up-down] + printf "\e[LG40002060E1E0E0602;" => 4 = [left] + printf "\e[LG500080C0E0F0E0C08;" => 5 = [right] + printf "\e[LG60016051516141400;" => 6 = "IP" + + printf "\e[LG00103071F1F070301;" => big speaker + printf "\e[LG00002061E1E060200;" => small speaker + +Willy + diff --git a/Documentation/misc-devices/mei/mei.txt b/Documentation/misc-devices/mei/mei.txt index 91c1fa34f..2b80a0cd6 100644 --- a/Documentation/misc-devices/mei/mei.txt +++ b/Documentation/misc-devices/mei/mei.txt @@ -231,15 +231,15 @@ IT knows when a platform crashes even when there is a hard failure on the host. The Intel AMT Watchdog is composed of two parts: 1) Firmware feature - receives the heartbeats and sends an event when the heartbeats stop. - 2) Intel MEI driver - connects to the watchdog feature, configures the - watchdog and sends the heartbeats. + 2) Intel MEI iAMT watchdog driver - connects to the watchdog feature, + configures the watchdog and sends the heartbeats. -The Intel MEI driver uses the kernel watchdog API to configure the Intel AMT -Watchdog and to send heartbeats to it. The default timeout of the +The Intel iAMT watchdog MEI driver uses the kernel watchdog API to configure +the Intel AMT Watchdog and to send heartbeats to it. The default timeout of the watchdog is 120 seconds. -If the Intel AMT Watchdog feature does not exist (i.e. the connection failed), -the Intel MEI driver will disable the sending of heartbeats. +If the Intel AMT is not enabled in the firmware then the watchdog client won't enumerate +on the me client bus and watchdog devices won't be exposed. Supported Chipsets -- cgit v1.2.3-54-g00ecf