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UM1535 Datasheet(PDF) 25 Page - STMicroelectronics

No. de pieza UM1535
Descripción Electrónicos  This manual provides application developers with a first introduction
PDF  39 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

UM1535 Datasheet(HTML) 25 Page - STMicroelectronics

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UM1535
Working at application level (userland)
Doc ID 023036 Rev 2
25/39
The provided toolchain is based on the widely adopted open source GNU toolset. A
summary of the main available command-line tools is reported in Table 1. For detailed
documentation please consult the GNU Web site: http://www.gnu.org/manual/manual.html.
4.3
Userland packages
The general STLinux distribution comes with a set of user-space packages prebuilt for the
ARM target. This set includes programs and libraries for:
●
Graphics: for example, X Server, SDL, Cairo, DirectFB, GTK+, Qt Embedded
●
Programming language runtimes: for example, micro Perl
●
Connectivity: for example, usblib, Bluetooth (Bluez)
●
Multimedia frameworks: for example, ALSA, GStreamer
●
Database: for example, sqlite
●
Benchmarking tools: for example, IOZONE, netperf
Some of these packages are not supported on SPEAr evaluation boards yet, in particular
ones requiring specific hardware for audio, video, wireless connectivity.
4.4
Rebuilding the root file system
The default root file system provided as pre-flashed on all SPEAr evaluation boards, as well
as binary image on ST Web site for upgrades, is built for serial NOR Flash and formatted
according to JFFS2 structure.
In order to rebuild this configuration, the procedure to be run on Linux host PC is as follows:
Table 1.
Main toolchain commands
Package
Tool
Description
GCC
Gcc
C Cross-compiler for ARM
Gcov
Code coverage
binutils
Ar
Archiver
As
Cross-assembler for ARM
Gprof
Profiling tool
Ld
Cross-linker for ARM
Nm
Lists symbols in object files
Objcopy
Copies a binary file.
Objdump
Displays information from object files.
Ranlib
Generates an index to speed access to archives.
Readelf
Displays the information about the contents of ELF format files
Rtrip
Removes symbols and sections from files
GNU Make
Make
Incremental build management
GDB
Gdb
Debugger



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