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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-04-25 15:06:08 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-04-26 07:17:57 +0200 |
| commit | eb36d1198cdf9dc1e2f776ef6e1e38755f6d13c5 (patch) | |
| tree | 14177ad7a58c06a3c537d1e55dae7bc369a1a4b9 /c/src/lib/libbsp/sh/shsim | |
| parent | bsps: Remove unmaintained times files (diff) | |
| download | rtems-eb36d1198cdf9dc1e2f776ef6e1e38755f6d13c5.tar.bz2 | |
bsps: Move documentation, etc. files to bsps
This patch is a part of the BSP source reorganization.
Update #3285.
Diffstat (limited to 'c/src/lib/libbsp/sh/shsim')
| -rw-r--r-- | c/src/lib/libbsp/sh/shsim/README | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/c/src/lib/libbsp/sh/shsim/README b/c/src/lib/libbsp/sh/shsim/README deleted file mode 100644 index 866fedafa2..0000000000 --- a/c/src/lib/libbsp/sh/shsim/README +++ /dev/null @@ -1,42 +0,0 @@ -Simple BSP for the SH simulator built into gdb. - -Simulator Invocation -==================== -sh-rtems[elf|]-gdb <executable> -(gdb) target sim -(gdb) set archi [sh|sh2] -(gdb) load <executable> -(gdb) run - -Status -====== - -* The simulator invocation procedure outlined above produces error messages -with gdb-5.0, nevertheless seems to work. With gdb versions > 5.0 these -error messages are gone. I.e. if you plan to seriously work with the gdb -simulator better use gdb versions > 5.0. - -* gdb's simulator is not able to correctly emulate memory areas esp. shadowing -and non-consecutive memory. I.e. access to memory areas besides area 0 will -(bogusly) generate SIGBUS exceptions. This includes access to area 5 -(On-chip peripherials) and prevents simulation of configuration and access -to on-chip peripherials. - -* Due to limitations of the simulator you will only be able to run -applications which do not try to access any SH control registers. - -Currently, this excludes all applications, which apply timers and serial -devices, i.e. almost any real world application. - -* This BSP supports 3 different console devices (cf. configure --help): -- trap34, an interface base on gdb's trap34 emulation. Known to work with - gdb-5.0. -- gdbsci1, a stripped down sci device driver adapted to apply gdb's sci1 -emulation. This is known to fail with gdb-5.0, because of a bug in gdb-5.0's -sh-sim, a patch is submitted, but .. ~== -- devnull, redirection of console io to /dev/null. Try to single step this, -if you want to understand the details on how SH-RTEMS console redirection -works. - -NOTE: the trap34 interface is incomplete and is temporarily disabled -inside of configure.in. |