From 40696ccda209cc97e796bf0d4e30e212a294d185 Mon Sep 17 00:00:00 2001 From: Steve Reinhardt Date: Fri, 19 Aug 2005 00:10:45 -0400 Subject: [PATCH] Minor tweaks for 1.1 release. README: Updated for release 1.1. Clarified several minor things (I hope). --HG-- extra : convert_revision : a088f670739d33765611ce413b96854a1b51bb0f --- README | 59 +++++++++++++++++++++++++++++++++++++++------------------- 1 file changed, 40 insertions(+), 19 deletions(-) diff --git a/README b/README index 37ebeb403..47b8e3b46 100644 --- a/README +++ b/README @@ -1,4 +1,4 @@ -This is release m5_1.0 of the M5 simulator. +This is release m5_1.1 of the M5 simulator. This file contains brief "getting started" information and release notes. For more information, see http://m5.eecs.umich.edu. If you @@ -12,7 +12,7 @@ distribution. The archive you've unpacked has three subdirectories: - m5: the simulator itself - m5-test: regression tests and scripts to run them - ext: less-common external packages needed to build m5 - (currently ply and libelf) + - alpha-system: source for Alpha console and PALcode M5 is a capable, full-system simulator that current supports both Linux 2.4/2.6 and the proprietary Compaq/HP Tru64 version of Unix. We are able @@ -22,27 +22,24 @@ in obtaining disk images, contact us at m5-dev@eecs.umich.edu. WHAT'S NEEDED ------------- --GCC(3.X) --Python(2.4+) +- GCC (version 3.3 or 3.4 recommended) +- Python 2.3 or newer +- SCons 0.96.1 (see http://www.scons.org) WHAT'S RECOMMENDED ------------------ --MySQL (for statistics complex statistics storage/retrieval) --Python-MysqlDB (for statistics analysis) +- MySQL (for statistics complex statistics storage/retrieval) +- Python-MysqlDB (for statistics analysis) GETTING STARTED --------------- -The following steps will build and test the simulator. The variable -"$top" refers to the top directory where you've unpacked the files, -i.e., the one containing the m5, m5-test, and ext directories. +There are two different build targets and three optimizations levels: -There are three different build targets and three optimizations in each level: Target: ------- ALPHA_SE - Syscall emulation simulation -ALPHA_FS - Linux full system simulation -ALPHA_FS_TL - Tru64 (Turbolaser) Unix full system simulation +ALPHA_FS - Full system simulation Optimization: ------------- @@ -50,10 +47,34 @@ m5.debug - debug version of the code with tracing and without optimization m5.opt - optimized version of code with tracing m5.fast - optimized version of the code without tracing and asserts -cd $top/m5/build -scons TARGET/OPTLEVL # e.g. ALPHA_FS/m5.opt, use -j N if you have a MP system -cd $top/m5-test -./do-tests.pl -B ALPHA_SE # test what you just built -./do-tests.pl -B ALPHA_FS # test what you just built -# wait for tests to run... -# should end with "finished do-tests successfully!" +Different targets are built in different subdirectories of m5/build. +Binaries with the same target but different optimization levels share +the same directory. Note that you can build m5 in any directory you +choose by copying the SConstruct file there and creating symbolic links +to the 'm5' and 'ext' directories. + +The following steps will build and test the simulator. The variable +"$top" refers to the top directory where you've unpacked the files, +i.e., the one containing the m5, m5-test, and ext directories. If you +have a multiprocessor system, you should give scons a "-j N" argument (like +make) to run N jobs in parallel. + +To build and test the syscall-emulation simulator: + +1. In $top/m5/build, run "scons ALPHA_SE/m5.opt". +2. In $top/m5-test, run "./do-tests.pl -B ALPHA_SE". + +The tests should end with "finished do-tests successfully!" +Note: if you're running under Cygwin several tests will fail with an +"EIO icount mismatch". This is due to the lack of fesetround() under +Cygwin causing differences in floating-point rounding. + +To build and test the full-system simualator: + +1. Download the full-system binary package from XXX. This package includes + disk images and kernel, palcode, and console binaries for Linux and FreeBSD. +2. Edit SYSTEMDIR in $top/m5-test/SysPaths.py to point to your local copy + of the binaries. +3. In $top/m5/build, run "scons ALPHA_FS/m5.opt". +4. In $top/m5-test, run "./do-tests.pl -B ALPHA_FS". + -- 2.30.2