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Diffstat (limited to 'bsps/m68k/mcf5225x/README')
-rw-r--r-- | bsps/m68k/mcf5225x/README | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/bsps/m68k/mcf5225x/README b/bsps/m68k/mcf5225x/README new file mode 100644 index 0000000000..883ff74974 --- /dev/null +++ b/bsps/m68k/mcf5225x/README @@ -0,0 +1,156 @@ +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.XXX --enable-rtemsbsp=mcf52235 ... + +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_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_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 *** + + |