On Mon, Oct 14, 2013 at 11:54 AM, Hesham Moustafa <[email protected]> wrote: > > > > On Mon, Oct 14, 2013 at 4:02 PM, Sebastian Huber > <[email protected]> wrote: >> >> On 2013-10-14 15:34, Hesham AL-Matary wrote: >>> >>> diff --git a/c/src/lib/libbsp/arm/raspberrypi/startup/mm_config_table.c >>> b/c/src/lib/libbsp/arm/raspberrypi/startup/mm_config_table.c >>> index 5436a76..2b748b2 100644 >>> --- a/c/src/lib/libbsp/arm/raspberrypi/startup/mm_config_table.c >>> +++ b/c/src/lib/libbsp/arm/raspberrypi/startup/mm_config_table.c >>> @@ -42,7 +42,7 @@ bsp_mm_config_table[] = { >>> }, { >>> .begin = (uint32_t) bsp_section_text_begin, >>> .end = (uint32_t) bsp_section_text_end, >>> - .flags = ARMV7_MMU_CODE_CACHED >>> + .flags = ARMV7_MMU_READ_WRITE >> >> >> What is the problem with the cache? Did the cache previously work? > > There is a problem with applying a Read-Only permissions in general to this > area for RaspberryPi BSP. >> >> >> >>> }, { >>> .begin = (uint32_t) bsp_section_rodata_begin, >>> .end = (uint32_t) bsp_section_rodata_end, >>> @@ -63,8 +63,12 @@ bsp_mm_config_table[] = { >>> .begin = (uint32_t) bsp_section_stack_begin, >>> .end = (uint32_t) bsp_section_stack_end, >>> .flags = MMU_DATA_READ_WRITE >>> + }, { >>> + .begin = 0x20000000, >>> + .end = 0x20FFFFFF, >>> + .flags = ARMV7_MMU_DATA_READ_WRITE >> >> >> What is this for an area? > > It's for Raspberry GPIO pins and other registers (defined at > raspbberrypi.h). Please provide names for the begin and end of the region as the others do. >> >> >>> } >>> }; >> >> >> >> -- >> Sebastian Huber, embedded brains GmbH >> >> Address : Dornierstr. 4, D-82178 Puchheim, Germany >> Phone : +49 89 189 47 41-16 >> Fax : +49 89 189 47 41-09 >> E-Mail : [email protected] >> PGP : Public key available on request. >> >> Diese Nachricht ist keine geschäftliche Mitteilung im Sinne des EHUG. >> _______________________________________________ >> rtems-devel mailing list >> [email protected] >> http://www.rtems.org/mailman/listinfo/rtems-devel > > > > _______________________________________________ > rtems-devel mailing list > [email protected] > http://www.rtems.org/mailman/listinfo/rtems-devel >
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