forked from Imagelibrary/rtems
9964895866
Adjust build support files to new directory layout. This patch is a part of the BSP source reorganization. Update #3285.
78 lines
2.6 KiB
C
78 lines
2.6 KiB
C
#include <rtems.h>
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#include <libcpu/pte121.h>
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#include <libcpu/bat.h>
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/* Default activation of the page tables. This is a weak
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* alias, so applications may easily override this
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* default activation procedure.
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*/
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/*
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* Authorship
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* ----------
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* This software was created by
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* Till Straumann <strauman@slac.stanford.edu>, 4/2002,
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* Stanford Linear Accelerator Center, Stanford University.
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*
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* Acknowledgement of sponsorship
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* ------------------------------
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* This software was produced by
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* the Stanford Linear Accelerator Center, Stanford University,
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* under Contract DE-AC03-76SFO0515 with the Department of Energy.
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*
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* Government disclaimer of liability
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* ----------------------------------
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* Neither the United States nor the United States Department of Energy,
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* nor any of their employees, makes any warranty, express or implied, or
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* assumes any legal liability or responsibility for the accuracy,
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* completeness, or usefulness of any data, apparatus, product, or process
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* disclosed, or represents that its use would not infringe privately owned
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* rights.
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*
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* Stanford disclaimer of liability
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* --------------------------------
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* Stanford University makes no representations or warranties, express or
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* implied, nor assumes any liability for the use of this software.
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*
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* Stanford disclaimer of copyright
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* --------------------------------
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* Stanford University, owner of the copyright, hereby disclaims its
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* copyright and all other rights in this software. Hence, anyone may
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* freely use it for any purpose without restriction.
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*
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* Maintenance of notices
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* ----------------------
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* In the interest of clarity regarding the origin and status of this
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* SLAC software, this and all the preceding Stanford University notices
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* are to remain affixed to any copy or derivative of this software made
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* or distributed by the recipient and are to be affixed to any copy of
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* software made or distributed by the recipient that contains a copy or
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* derivative of this software.
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*
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* ------------------ SLAC Software Notices, Set 4 OTT.002a, 2004 FEB 03
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*/
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void __BSP_default_pgtbl_activate(Triv121PgTbl pt);
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void
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BSP_pgtbl_activate(Triv121PgTbl)
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__attribute__ (( weak, alias("__BSP_default_pgtbl_activate") ));
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void
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__BSP_default_pgtbl_activate(Triv121PgTbl pt)
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{
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if (!pt) return;
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/* switch the text/ro sements to RO only after
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* initializing the interrupts because the irq_mng
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* installs some code...
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*
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* activate the page table; it is still masked by the
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* DBAT0, however
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*/
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triv121PgTblActivate(pt);
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/* finally, switch off DBAT0 */
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setdbat(0,0,0,0,0);
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/* At this point, DBAT0 is available for other use... */
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}
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