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vcgencmd: add man page #529

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vcgencmd: add man page #529

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vcgencmd: add man page
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@andrum993
andrum993 committed Jan 17, 2019
commit a266d5867475f5d93812098d39c14d5ad96ac0a6
1 change: 1 addition & 0 deletions host_applications/linux/apps/gencmd/CMakeLists.txt
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Expand Up @@ -17,4 +17,5 @@ include_directories( ../../../..
add_executable(vcgencmd gencmd.c)
target_link_libraries(vcgencmd vcos vchiq_arm vchostif)
install(TARGETS vcgencmd RUNTIME DESTINATION bin)
install(FILES vcgencmd.1 DESTINATION /usr/man/man1)

24 changes: 24 additions & 0 deletions host_applications/linux/apps/gencmd/vcgencmd.1
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@@ -0,0 +1,24 @@
.TH vcgencmd 1 "January 2019" "Raspberry Pi vcgencmd" "User Commands"
.SH NAME
vcgencmd - send a command to the VideoCore
.SH SYNOPSIS
vcgencmd [-?] | [--help] | [-t] [COMMAND]
.SH DESCRIPTION
Send a command to the VideoCore and display the response.
.SH OPTIONS
.TP
.BR \-? ", " \-\-help\fR
Display basic usage information
.TP
.BR \-t\fR
Time how long it takes to return the result of a command
.TP
.BR commands \fR
Query the VideoCore to find out what commands it supports. Newer firmwares support more commands.
.TP
.BR "Exit status:"
0 success
.br
-1 problem with VCHI
.br
-2 VideoCore returned an error