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| author | Joel Sherrill <joel.sherrill@OARcorp.com> | 2010-04-05 17:06:57 +0000 |
|---|---|---|
| committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 2010-04-05 17:06:57 +0000 |
| commit | fe32208840b1eb215e5925a31ef79d77709082fa (patch) | |
| tree | 5eddbde5f896fdb16352e69940b6e1c4c543f408 /c/src/lib/libbsp/m68k/mcf5225x/README | |
| parent | 2010-04-04 Ralf Corsépius <ralf.corsepius@rtems.org> (diff) | |
| download | rtems-fe32208840b1eb215e5925a31ef79d77709082fa.tar.bz2 | |
2010-04-05 Thomas Znidar <t.znidar@embed-it.com>
* ChangeLog, Makefile.am, README, bsp_specs, configure.ac, gdb-init,
preinstall.am, clock/clock.c, console/console.c, console/debugio.c,
include/bsp.h, include/tm27.h, make/custom/mcf5225x.cfg,
start/start.S, startup/bspclean.c, startup/bspstart.c,
startup/init5225x.c, startup/linkcmds, timer/timer.c: New files.
Diffstat (limited to '')
| -rw-r--r-- | c/src/lib/libbsp/m68k/mcf5225x/README | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/m68k/mcf5225x/README b/c/src/lib/libbsp/m68k/mcf5225x/README new file mode 100644 index 0000000000..ae4923b03e --- /dev/null +++ b/c/src/lib/libbsp/m68k/mcf5225x/README @@ -0,0 +1,166 @@ +# +# $Id: +# + +Description: embed-it dpu +============================================================================ +CPU: MCF52259, ??MHz +SRAM: 64K +FLASH: 512K + +This is a embed-it board that uses the MCF52258 Coldfire CPU. +This board is running at ??MHz scaled from the internal relocation 8MHz oscillator. + + + +OLD-STUFF from MCF52235 EVB ... we have to change it ... +============================================================================ +NOTES: + +Currently this BSP must be configured with most RTEMS features turned +off as RAM usage is too high. + +Configure as follows: +configure --target=m68k-rtems4.9 --enable-rtemsbsp=mcf52235 \ + --disable-networking --disable-posix --disable-itron --disable-cxx \ + --disable-tests + +To get the tests to compile (but not run) change the linkcmds to specify +a larger sram memory region (256K works). This of course will let you +compile all tests, but many or most of them wont run. + +See testsuites/samples/minumum for an example of what type of config flags +you need for this BSP! + +In you project before you include confdefs.h, define some or all of the +following: + +#define CONFIGURE_DISABLE_CLASSIC_API_NOTEPADS +#define CONFIGURE_DISABLE_CLASSIC_NOTEPADS +#define CONFIGURE_INIT_TASK_STACK_SIZE x +#define CONFIGURE_MINIMUM_TASK_STACK_SIZE x +#define CONFIGURE_INTERRUPT_STACK_SIZE x + +Note that the default stack size is 1K +Note that the default number of priorities is 15 + +============================================================================ +TODO: + +*) Add drivers for I2C, ADC, FEC +*) Support for LWIP +*) Update the coverhd.h (calling overheads) page 21 of the BSP guide +*) Recover the 1K stack space reserved in linkcmds used for board startup. + +============================================================================ + + Interrupt map + ++-----+-----------------------------------------------------------------------+ +| | PRIORITY | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ +|LEVEL| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ +| 7 | | | | | | | | | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ +| 6 | | | | | | | | | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ +| 5 | | | | | | | | | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ +| 4 | | | | | | | | PIT | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ +| 3 | UART 0 | UART 1 | UART 2 | | | | | | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ +| 2 | | | | | | | | | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ +| 1 | | | | | | | | | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ + +============================================================================ + +*** TIME TEST 1 *** +rtems_semaphore_create 8 +rtems_semaphore_delete 10 +rtems_semaphore_obtain: available 3 +rtems_semaphore_obtain: not available -- NO_WAIT 3 +rtems_semaphore_release: no waiting tasks 7 +*** END OF TEST 1 *** + + +*** TIME TEST OVERHEAD *** +rtems_shutdown_executive 0 +rtems_task_create 0 +rtems_task_ident 0 +rtems_task_start 0 +rtems_task_restart 0 +rtems_task_delete 0 +rtems_task_suspend 0 +rtems_task_resume 0 +rtems_task_set_priority 0 +rtems_task_mode 0 +rtems_task_get_note 0 +rtems_task_set_note 0 +rtems_task_wake_when 0 +rtems_task_wake_after 0 +rtems_interrupt_catch 0 +rtems_clock_get 0 +rtems_clock_set 0 +rtems_clock_tick 0 +<pause> +rtems_timer_create 0 +rtems_timer_delete 0 +rtems_timer_ident 0 +rtems_timer_fire_after 0 +rtems_timer_fire_when 1 +rtems_timer_reset 0 +rtems_timer_cancel 0 +rtems_semaphore_create 0 +rtems_semaphore_delete 0 +rtems_semaphore_ident 0 +rtems_semaphore_obtain 0 +rtems_semaphore_release 0 +rtems_message_queue_create 0 +rtems_message_queue_ident 0 +rtems_message_queue_delete 0 +rtems_message_queue_send 0 +rtems_message_queue_urgent 0 +rtems_message_queue_broadcast 0 +rtems_message_queue_receive 0 +rtems_message_queue_flush 0 +<pause> +rtems_event_send 0 +rtems_event_receive 0 +rtems_signal_catch 0 +rtems_signal_send 0 +rtems_partition_create 0 +rtems_partition_ident 0 +rtems_partition_delete 0 +rtems_partition_get_buffer 0 +rtems_partition_return_buffer 0 +rtems_region_create 0 +rtems_region_ident 0 +rtems_region_delete 0 +rtems_region_get_segment 0 +rtems_region_return_segment 0 +rtems_port_create 0 +rtems_port_ident 0 +rtems_port_delete 0 +rtems_port_external_to_internal 0 +rtems_port_internal_to_external 0 +<pause> +rtems_io_initialize 0 +rtems_io_open 0 +rtems_io_close 0 +rtems_io_read 0 +rtems_io_write 0 +rtems_io_control 0 +rtems_fatal_error_occurred 0 +rtems_rate_monotonic_create 0 +rtems_rate_monotonic_ident 0 +rtems_rate_monotonic_delete 0 +rtems_rate_monotonic_cancel 0 +rtems_rate_monotonic_period 0 +rtems_multiprocessing_announce 0 +*** END OF TIME OVERHEAD *** + + |