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2003-12-18 Ralf Corsepius <corsepiu@faw.uni-ulm.de>

Browse Source 
* shmdr/addlq.c, shmdr/cnvpkt.c, shmdr/dump.c, shmdr/fatal.c,
	shmdr/getlq.c, shmdr/getpkt.c, shmdr/init.c, shmdr/initlq.c,
	shmdr/intr.c, shmdr/mpci.h, shmdr/mpisr.c, shmdr/poll.c,
	shmdr/README, shmdr/receive.c, shmdr/retpkt.c, shmdr/send.c,
	shmdr/setckvec.c, shmdr/shm_driver.h: Remove (Moved to
	c/src/libchip/shmdr).

2003-12-18	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* bspstart.am: Use .$(OBJEXT) instead of .o.
	* Makefile.am: Remove shmdr.

2003-12-17	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* bsp.am: Use $(mkdir_p) instead of $(mkinstalldirs).

2003-12-13	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* bsp.am: s,${PROJECT_RELEASE}/lib,$(PROJECT_LIB),g.

2003-12-13	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* Makefile.am: s,${PROJECT_RELEASE}/lib,$(PROJECT_LIB),g.

2003-12-12	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* Makefile.am: Use mkdir_p.
	Remove dirs from PRE/TMPINSTALL_FILES.
	* bsp.am: Replace bsplibdir by project_libdir.
	Use mkdir_p instead of mkinstalldirs.
	Remove dirs from PRE/TMPINSTALL_FILES.

2003-12-11	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* bsp.am: Remove project_libdir.

2003-12-11	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* Makefile.am: Misc. fixes.
	* bsp.am: Add project_libdir.

2003-12-09	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* bspstart.am: New.

2003-12-03	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* Makefile.am: Merge-in shared/Makefile.am, shmdr/Makefile.am.
	* shared/Makefile.am: Remove.
	* shmdir/Makefile.am: Remove.
	* bsp.am: Add preinstallation dirstamp support.

2003-12-02	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* shmdr/Makefile.am: Remove all-local: $(ARCH).

2003-09-29	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* bsp.am: Reworked.

2003-08-16	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* Makefile.am: Reflect having moved automake/.
	* shmdr/Makefile.am: Reflect having moved automake/.

2003-08-08	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* shmdr/Makefile.am: Reflect having merged configure.ac into
	../../configure.ac.

2003-08-08	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* configure.ac: Remove (Merged into ../../configure.ac).
	* Makefile.am: Reflect having merged configure.ac into
	../../configure.ac.

2003-03-06	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* configure.ac: Remove AC_CONFIG_AUX_DIR.

2003-02-14	Joel Sherrill <joel@OARcorp.com>

	AMD a29k port declared obsolete.
	* a29k/.cvsignore, a29k/ChangeLog, a29k/Makefile.am, a29k/acinclude.m4,
	a29k/configure.ac, a29k/portsw/.cvsignore, a29k/portsw/ChangeLog,
	a29k/portsw/Makefile.am, a29k/portsw/README, a29k/portsw/bsp_specs,
	a29k/portsw/configure.ac, a29k/portsw/times,
	a29k/portsw/console/.cvsignore, a29k/portsw/console/Makefile.am,
	a29k/portsw/console/concntl.h, a29k/portsw/console/console.c,
	a29k/portsw/console/serial.c, a29k/portsw/console/serial.h,
	a29k/portsw/include/.cvsignore, a29k/portsw/include/Makefile.am,
	a29k/portsw/include/bsp.h, a29k/portsw/start/.cvsignore,
	a29k/portsw/start/Makefile.am, a29k/portsw/start/amd.ah,
	a29k/portsw/start/pswmacro.ah, a29k/portsw/start/register.S,
	a29k/portsw/start/register.ah, a29k/portsw/start/start.S,
	a29k/portsw/startup/.cvsignore, a29k/portsw/startup/Makefile.am,
	a29k/portsw/startup/bspclean.c, a29k/portsw/startup/bspstart.c,
	a29k/portsw/startup/linkcmds, a29k/portsw/startup/main.c,
	a29k/portsw/startup/ramlink, a29k/portsw/startup/romlink,
	a29k/portsw/startup/setvec.c, a29k/portsw/wrapup/.cvsignore,
	a29k/portsw/wrapup/Makefile.am: Removed.

2003-02-11	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* configure.ac: AM_INIT_AUTOMAKE([1.7.2]).

2003-02-11	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* configure.ac: AC_PREREQ(2.57).

2003-02-03	Joel Sherrill <joel@OARcorp.com>

	* shmdr/Makefile.am: Add .h files to PREINSTALL_FILES not
	TMPINSTALL_FILES.

2003-01-27	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* shmdr/Makefile.am: install mpci.h and shm_driver.h.
	Eliminate OBJS.

2003-01-15	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* shmdr/Makefile.am: Don't include @RTEMS_BSP@.cfg.

2002-12-06	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* configure.ac: Remove RTEMS_CHECK_BSP_CACHE.

2002-10-21	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* .cvsignore: Reformat.
	Add autom4te*cache.
	Remove autom4te.cache.

2002-08-11	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* shmdr/Makefile.am: Use .$(OBJEXT) instead of .o.

2002-08-09	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* include/Makefile.am: Remove.
	* include/.cvsignore: Remove.
	* include/rtems/Makefile.am: Remove.
	* include/rtems/.cvsignore: Remove.
	* include/rtems/score/Makefile.am: Remove.
	* include/rtems/score/.cvsignore: Remove.

2002-08-09	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* configure.ac: Remove RTEMS_BSP_ALIAS.
	Add RTEMS_CHECK_BSP_CACHE.
	Replace $bspdir with $RTEMS_BSP_FAMILY.

2002-08-09	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* configure.ac: Remove include/Makefile, include/rtems/Makefile,
	include/rtems/score/Makefile (Eliminate targopts.h).
	* Makefile.am: Remove include from SUBDIRS (Eliminate targopts.h)

2002-07-19	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* bsp.am: Add bsplib_DATA = bsp_specs.

2002-06-25	Joel Sherrill <joel@OARcorp.com>

	* Thomas Doerfler <Thomas.Doerfler@imd-systems.de> added m68k
	support to the shared gdb stub glue thus adding a directory at the
	top shared level.
	* shared/gdbstub: New directory.
	* configure.ac: Modified to reflect above.

2002-03-27	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* configure.ac:
	AC_INIT(package,_RTEMS_VERSION,_RTEMS_BUGS).
	AM_INIT_AUTOMAKE([no-define foreign 1.6]).
	* Makefile.am: Remove AUTOMAKE_OPTIONS.
	* include/rtems/score/Makefile.am: Remove AUTOMAKE_OPTIONS.
	* include/rtems/Makefile.am: Remove AUTOMAKE_OPTIONS.
	* include/Makefile.am: Remove AUTOMAKE_OPTIONS.
	* shmdr/Makefile.am: Remove AUTOMAKE_OPTIONS.

2002-02-05	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* bsp.am: Add line break, remove comment.

2001-10-11	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* .cvsignore: Add autom4te.cache for autoconf > 2.52.
	* configure.in: Remove.
	* configure.ac: New file, generated from configure.in by autoupdate.

2001-10-09	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* Makefile.am: Use @subdirs@ instead of RTEMS_LIBBSP_CPU_SUBDIR.
	* configure.in: AC_PREREQ(2.52), apply RTEMS_CPU_SUBDIRS, remove
	RTEMS_LIBBSP_CPU_SUBDIR.

2001-09-28	Joel Sherrill <joel@OARcorp.com>

	* shared/bootcard.c, shared/main.c: Now call int c_rtems_main()
	not main().

2001-09-27	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* include/rtems/score/Makefile.am: Use 'PREINSTALL_FILES ='.
	* shmdr/Makefile.am: Use 'PREINSTALL_FILES ='.

2001-09-22	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* Makefile.am: Use SUBDIRS = instead of SUBDIRS += to make
	automake-1.5 happy.
	* include/rtems/score/Makefile.am: Use CLEANFILES = to make
	automake-1.5 happy.
	* bsp.am: Use PREINSTALL_FILES = to make automake-1.5 happy.

2001-02-02	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* bsp.am: Fix automake version number in comment.

2000-11-09	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* Makefile.am: Use ... instead of RTEMS_TOPdir in ACLOCAL_AMFLAGS.

2000-11-02	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* Makefile.am: Switch to ACLOCAL_AMFLAGS = -I $(RTEMS_TOPdir)/aclocal.

2000-10-27	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* Makefile.am: ACLOCAL_AMFLAGS= -I $(RTEMS_TOPdir)/macros.
        Switch to GNU canonicalization.

2000-09-25	Joel Sherrill <joel@OARcorp.com>

	* shmdr/shm_driver.h: Added _AM29K entry.  May not be correct.

2000-09-04	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* shmdr/Makefile.am: Include compile.am

2000-08-10	Joel Sherrill <joel@OARcorp.com>

	* ChangeLog: New file.
This commit is contained in:
Ralf Corsepius
2003-12-18 23:25:56 +00:00
parent e98048e6f5
commit 3b013c41b5
19 changed files with 0 additions and 1451 deletions
Download Patch File Download Diff File Expand all files Collapse all files
c/src/lib/libbsp/shmdr/.cvsignore
-2
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@@ -1,2 +0,0 @@
Makefile
Makefile.in
c/src/lib/libbsp/shmdr/README
-9
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@@ -1,9 +0,0 @@
#
# $Id$
#
The mpci.h file provided in here is too simple for an MPCI with
multiple ways to get to a node.
This version of the shm driver needs to be reorganized to follow
the better model of the Ada version.
c/src/lib/libbsp/shmdr/addlq.c
-42
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@@ -1,42 +0,0 @@
/* void Shm_Locked_queue_Add( lq_cb, ecb )
*
* This routine adds an envelope control block to a shared memory queue.
*
* Input parameters:
* lq_cb - pointer to a locked queue control block
* ecb - pointer to an envelope control block
*
* Output parameters: NONE
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include "shm_driver.h"
void Shm_Locked_queue_Add(
Shm_Locked_queue_Control *lq_cb,
Shm_Envelope_control *ecb
)
{
rtems_unsigned32 index;
ecb->next = Shm_Locked_queue_End_of_list;
ecb->queue = lq_cb->owner;
index = ecb->index;
Shm_Lock( lq_cb );
if ( Shm_Convert(lq_cb->front) != Shm_Locked_queue_End_of_list )
Shm_Envelopes[ Shm_Convert(lq_cb->rear) ].next = index;
else
lq_cb->front = index;
lq_cb->rear = index;
Shm_Unlock( lq_cb );
}
c/src/lib/libbsp/shmdr/cnvpkt.c
-41
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@@ -1,41 +0,0 @@
/* void Shm_Convert_packet( &packet )
*
* This routine is the shared memory locked queue MPCI driver routine
* used to convert the RTEMS's information in a packet from non-native
* format to processor native format.
*
* Input parameters:
* packet - pointer to a packet
*
* Output parameters:
* *packet - packet in native format
*
* NOTE: Message buffers are not manipulated.
* Endian conversion is currently the only conversion.
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include "shm_driver.h"
void Shm_Convert_packet(
rtems_packet_prefix *packet
)
{
rtems_unsigned32 *pkt, i;
pkt = (rtems_unsigned32 *) packet;
for ( i=RTEMS_MINIMUN_HETERO_CONVERSION ; i ; i--, pkt++ )
*pkt = CPU_swap_u32( *pkt );
for ( i=packet->to_convert ; i ; i--, pkt++ )
*pkt = CPU_swap_u32( *pkt );
}
c/src/lib/libbsp/shmdr/dump.c
-50
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@@ -1,50 +0,0 @@
/*
* This routine is invoked following a reset to report the statistics
* gathered during the previous execution.
*
* Input parameters: NONE
*
* Output parameters: NONE
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include <stdio.h>
#include "shm_driver.h"
void
Shm_Print_statistics(void)
{
rtems_unsigned32 ticks;
rtems_unsigned32 ticks_per_second;
rtems_unsigned32 seconds;
int packets_per_second;
(void) rtems_clock_get( RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &ticks );
(void) rtems_clock_get( RTEMS_CLOCK_GET_TICKS_PER_SECOND, &ticks_per_second );
seconds = ticks / ticks_per_second;
if ( seconds == 0 )
seconds = 1;
packets_per_second = Shm_Receive_message_count / seconds;
if ( (Shm_Receive_message_count % seconds) >= (seconds / 2) )
packets_per_second++;
printf( "\n\nSHMDR STATISTICS (NODE %d)\n", Shm_Local_node );
printf( "TICKS SINCE BOOT = %d\n", ticks );
printf( "TICKS PER SECOND = %d\n", ticks_per_second );
printf( "ISRs=%d\n", Shm_Interrupt_count );
printf( "RECV=%d\n", Shm_Receive_message_count );
printf( "NULL=%d\n", Shm_Null_message_count );
printf( "PKTS/SEC=%d\n", packets_per_second );
}
c/src/lib/libbsp/shmdr/fatal.c
-38
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@@ -1,38 +0,0 @@
/* void MPCI_Fatal( error )
*
* This routine is the shared memory driver fatal error handler.
*
* Input parameters:
* error - fatal error code
*
* Output parameters: NEVER RETURNS
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include "shm_driver.h"
void MPCI_Fatal(
Internal_errors_Source source,
boolean is_internal,
rtems_unsigned32 error
)
{
/* Eventually need to attempt to broadcast a K_FATAL message
* without checking for all possible errors (do not want to
* recurse).
*
* Also need to avoid using Shm_Node_statuses if the driver has not been
* initialized.
*/
Shm_Local_node_status->error = Shm_Convert(error);
}
c/src/lib/libbsp/shmdr/getlq.c
-47
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@@ -1,47 +0,0 @@
/* Shm_Envelope_control *Shm_Locked_queue_Get( lq_cb )
*
* This routine returns an envelope control block from a shared
* memory queue.
*
* Input parameters:
* lq_cb - pointer to a locked queue control block
*
* Output parameters:
* returns - pointer to an envelope control block
* - NULL if no envelopes on specified queue
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include <shm_driver.h>
Shm_Envelope_control *Shm_Locked_queue_Get(
Shm_Locked_queue_Control *lq_cb
)
{
Shm_Envelope_control *tmp_ecb;
rtems_unsigned32 tmpfront;
tmp_ecb = NULL;
Shm_Lock( lq_cb );
tmpfront = Shm_Convert(lq_cb->front);
if ( tmpfront != Shm_Locked_queue_End_of_list ) {
tmp_ecb = &Shm_Envelopes[ tmpfront ];
lq_cb->front = tmp_ecb->next;
if ( tmp_ecb->next == Shm_Locked_queue_End_of_list )
lq_cb->rear = Shm_Locked_queue_End_of_list;
tmp_ecb->next = Shm_Locked_queue_Not_on_list;
}
Shm_Unlock( lq_cb );
return( tmp_ecb );
}
c/src/lib/libbsp/shmdr/getpkt.c
-35
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@@ -1,35 +0,0 @@
/* Shm_Get_packet
*
* This routine is the shared memory locked queue MPCI driver
* routine used to obtain an empty message packet.
*
* Input parameters:
* packet - address of pointer to packet
*
* Output parameters:
* *(cpb->get_packet) - address of allocated packet
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include "shm_driver.h"
rtems_mpci_entry Shm_Get_packet(
rtems_packet_prefix **packet
)
{
Shm_Envelope_control *ecb;
ecb = Shm_Allocate_envelope();
if ( !ecb )
rtems_fatal_error_occurred ( SHM_NO_FREE_PKTS );
*packet = Shm_Envelope_control_to_packet_prefix_pointer( ecb );
}
c/src/lib/libbsp/shmdr/init.c
-253
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@@ -1,253 +0,0 @@
/* Shm_Initialization
*
* This routine is the shared memory communications initerface
* driver initialization routine.
*
* Input parameters: NONE
*
* Output parameters: NONE
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#define _SHM_INIT
#include <rtems.h>
#include <shm_driver.h>
#include <string.h> /* memset() */
#include <stdlib.h> /* malloc() */
#include <assert.h>
/*
* User extension to install MPCI_Fatal as a fatal error
* handler extension
*/
rtems_extensions_table MPCI_Shm_extensions;
rtems_mpci_entry Shm_Initialization( void )
{
rtems_unsigned32 i, all_initialized;
rtems_unsigned32 interrupt_cause, interrupt_value;
void *interrupt_address;
Shm_Node_status_control *nscb;
rtems_unsigned32 extension_id; /* for installation of MPCI_Fatal */
rtems_unsigned32 remaining_memory;
/* XXX these should use "public" methods to set their values.... */
rtems_configuration_table *configuration = _Configuration_Table;
rtems_multiprocessing_table *mp_configuration = _Configuration_MP_table;
Shm_RTEMS_Configuration = configuration;
Shm_RTEMS_MP_Configuration = mp_configuration;
Shm_Local_node = Shm_RTEMS_MP_Configuration->node;
Shm_Maximum_nodes = Shm_RTEMS_MP_Configuration->maximum_nodes;
Shm_Get_configuration( Shm_Local_node, &Shm_Configuration );
Shm_Interrupt_table = (Shm_Interrupt_information *) malloc(
sizeof(Shm_Interrupt_information) * (Shm_Maximum_nodes + 1)
);
assert( Shm_Interrupt_table );
Shm_Receive_message_count = 0;
Shm_Null_message_count = 0;
Shm_Interrupt_count = 0;
/*
* Set the Node Status indicators
*/
Shm_Pending_initialization =
Shm_Convert(rtems_build_name( 'P', 'E', 'N', 'D' ));
Shm_Initialization_complete =
Shm_Convert(rtems_build_name( 'C', 'O', 'M', 'P' ));
Shm_Active_node =
Shm_Convert(rtems_build_name( 'A', 'C', 'T', 'V' ));
/*
* Initialize the constants used by the Locked Queue code.
*/
Shm_Locked_queue_End_of_list = Shm_Convert( 0xffffffff );
Shm_Locked_queue_Not_on_list = Shm_Convert( 0xfffffffe );
/*
* Set the base addresses for the:
* + Node Status Table
* + Free Pool and Receive Queues
* + Envelopes
*/
Shm_Node_statuses = (Shm_Node_status_control *) START_NS_CBS;
Shm_Locked_queues = (Shm_Locked_queue_Control *) START_LQ_CBS;
Shm_Envelopes = (Shm_Envelope_control *) START_ENVELOPES;
/*
* Calculate the maximum number of envelopes which can be
* placed the remaining shared memory.
*/
remaining_memory =
((void *)Shm_Configuration->base + Shm_Configuration->length) -
((void *)Shm_Envelopes);
Shm_Maximum_envelopes = remaining_memory / sizeof( Shm_Envelope_control );
Shm_Maximum_envelopes -= 1;
/*
* Set the pointer to the receive queue for the local node.
* When we receive a node, we will get it from here before
* processing it.
*/
Shm_Local_receive_queue = &Shm_Locked_queues[ Shm_Local_node ];
Shm_Local_node_status = &Shm_Node_statuses[ Shm_Local_node ];
/*
* Convert local interrupt cause information into the
* neutral format so other nodes will be able to
* understand it.
*/
interrupt_address =
(void *) Shm_Convert( (rtems_unsigned32)Shm_Configuration->Intr.address );
interrupt_value = Shm_Convert( Shm_Configuration->Intr.value );
interrupt_cause = Shm_Convert( Shm_Configuration->Intr.length );
if ( Shm_Configuration->poll_intr == POLLED_MODE ) Shm_setclockvec();
else Shm_setvec();
if ( Shm_Is_master_node() ) {
/*
* Zero out the shared memory area.
*/
(void) memset(
(void *) Shm_Configuration->base,
0,
Shm_Configuration->length
);
/*
* Initialize all of the locked queues (the free envelope
* pool and a receive queue per node) and set all of the
* node's status so they will be waiting to initialization
* to complete.
*/
Shm_Locked_queue_Initialize( FREE_ENV_CB, FREE_ENV_POOL );
for ( i=SHM_FIRST_NODE ; i<=Shm_Maximum_nodes ; i++ ) {
Shm_Initialize_receive_queue( i );
Shm_Node_statuses[ i ].status = Shm_Pending_initialization;
Shm_Node_statuses[ i ].error = 0;
}
/*
* Initialize all of the envelopes and place them in the
* free pool.
*/
for ( i=0 ; i<Shm_Maximum_envelopes ; i++ ) {
Shm_Envelopes[ i ].index = Shm_Convert(i);
Shm_Free_envelope( &Shm_Envelopes[ i ] );
}
/*
* Initialize this node's interrupt information in the
* shared area so other nodes can interrupt us.
*/
Shm_Local_node_status->int_address = (rtems_unsigned32) interrupt_address;
Shm_Local_node_status->int_value = interrupt_value;
Shm_Local_node_status->int_length = interrupt_cause;
Shm_Local_node_status->status = Shm_Initialization_complete;
/*
* Loop until all nodes have completed initialization.
*/
do {
all_initialized = 1;
for ( i = SHM_FIRST_NODE ; i <= Shm_Maximum_nodes ; i++ )
if ( Shm_Node_statuses[ i ].status != Shm_Initialization_complete )
all_initialized = 0;
} while ( all_initialized == 0 );
/*
* Tell the other nodes we think that the system is up.
*/
for ( i = SHM_FIRST_NODE ; i <= Shm_Maximum_nodes ; i++ )
Shm_Node_statuses[ i ].status = Shm_Active_node;
} else { /* is not MASTER node */
/*
* Initialize the node status for the non-master nodes.
* Because the master node zeroes out memory, it is
* necessary for them to keep putting their values in
* the node status area until the master says they
* should become active.
*/
Shm_Local_node_status->status = Shm_Pending_initialization;
do {
if ( Shm_Local_node_status->status == Shm_Pending_initialization ) {
/*
* Initialize this node's interrupt information in the
* shared area so other nodes can interrupt us.
*/
Shm_Local_node_status->int_address =
(rtems_unsigned32) interrupt_address;
Shm_Local_node_status->int_value = interrupt_value;
Shm_Local_node_status->int_length = interrupt_cause;
Shm_Local_node_status->status = Shm_Initialization_complete;
}
} while ( Shm_Local_node_status->status != Shm_Active_node ) ;
}
/*
* Initialize the Interrupt Information Table
*/
for ( i = SHM_FIRST_NODE ; i <= Shm_Maximum_nodes ; i++ ) {
nscb = &Shm_Node_statuses[ i ];
Shm_Interrupt_table[i].address = Shm_Convert_address(
(void *)Shm_Convert(((vol_u32) nscb->int_address))
);
Shm_Interrupt_table[i].value = Shm_Convert( nscb->int_value );
Shm_Interrupt_table[i].length = Shm_Convert( nscb->int_length );
}
MPCI_Shm_extensions.fatal = MPCI_Fatal;
(void) rtems_extension_create(
rtems_build_name( 'M', 'P', 'E', 'X' ),
&MPCI_Shm_extensions,
&extension_id
);
}
c/src/lib/libbsp/shmdr/initlq.c
-34
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@@ -1,34 +0,0 @@
/* void Shm_Locked_queue_Initialize( lq_cb, owner )
*
* This routine initializes a shared memory locked queue.
*
* Input parameters:
* lq_cb - pointer to the control block of the queue
* to be initialized
* owner - unique idenitifier of who owns this queue.
*
* Output parameters: NONE
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include "shm_driver.h"
void Shm_Locked_queue_Initialize(
Shm_Locked_queue_Control *lq_cb,
rtems_unsigned32 owner
)
{
Shm_Initialize_lock( lq_cb );
lq_cb->front = Shm_Locked_queue_End_of_list;
lq_cb->rear = Shm_Locked_queue_End_of_list;
lq_cb->owner = Shm_Convert(owner);
}
c/src/lib/libbsp/shmdr/intr.c
-57
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@@ -1,57 +0,0 @@
/* void Shm_Cause_interrupt( node )
*
* This routine is the shared memory driver routine which
* generates interrupts to other CPUs.
*
* It uses the information placed in the node status control
* block by each node. For example, when used with the Motorola
* MVME136 board, the MPCSR is used.
*
* Input parameters:
* node - destination of this packet (0 = broadcast)
*
* Output parameters: NONE
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include "shm_driver.h"
void Shm_Cause_interrupt(
rtems_unsigned32 node
)
{
Shm_Interrupt_information *intr;
rtems_unsigned8 *u8;
rtems_unsigned16 *u16;
rtems_unsigned32 *u32;
rtems_unsigned32 value;
intr = &Shm_Interrupt_table[node];
value = intr->value;
switch ( intr->length ) {
case NO_INTERRUPT:
break;
case BYTE:
u8 = (rtems_unsigned8 *)intr->address;
*u8 = (rtems_unsigned8) value;
break;
case WORD:
u16 = (rtems_unsigned16 *)intr->address;
*u16 = (rtems_unsigned16) value;
break;
case LONG:
u32 = (rtems_unsigned32 *)intr->address;
*u32 = (rtems_unsigned32) value;
break;
}
}
c/src/lib/libbsp/shmdr/mpci.h
-58
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@@ -1,58 +0,0 @@
/* mpci.h
*
* This include file contains all the renaming necessary to
* have an application use the Shared Memory Driver as its
* sole mechanism for MPCI.
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#ifndef __SHM_MPCI_h
#define __SHM_MPCI_h
#ifdef __cplusplus
extern "C" {
#endif
#include <shm_driver.h>
#define MPCI_Initialization( _configuration ) \
Shm_Initialization( _configuration )
#define MPCI_Get_packet( _the_packet ) \
Shm_Get_packet( _the_packet )
#define MPCI_Return_packet( _the_packet ) \
Shm_Return_packet( _the_packet )
#define MPCI_Receive_packet( _the_packet ) \
Shm_Receive_packet( _the_packet )
#define MPCI_Send_packet( _destination, _the_packet ) \
Shm_Send_packet( _destination, _the_packet )
/* Unnecessary... mapped in shm_driver.h
#define MPCI_Fatal( _the_error ) \
Shm_Fatal( _the_error )
*/
#define MPCI_Enable_statistics()
#define MPCI_Print_statistics() \
Shm_Print_statistics()
/* no need to rename the MPCI_Table either */
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */
c/src/lib/libbsp/shmdr/mpisr.c
-22
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@@ -1,22 +0,0 @@
/* _Shm_isr()
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include "shm_driver.h"
rtems_isr Shm_isr(
rtems_vector_number vector
)
{
Shm_Interrupt_count += 1;
rtems_multiprocessing_announce();
}
c/src/lib/libbsp/shmdr/poll.c
-52
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@@ -1,52 +0,0 @@
/* void Shm_Poll()
*
* This routine polls to see if a packet has arrived. If one
* has it informs the executive. It is typically called from
* the clock tick interrupt service routine.
*
* Input parameters: NONE
*
* Output parameters: NONE
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include <rtems/score/sysstate.h>
#include <rtems/libio.h>
#include "shm_driver.h"
void Shm_Poll()
{
rtems_unsigned32 tmpfront;
rtems_libio_ioctl_args_t args;
/* invoke clock isr */
args.iop = 0;
args.command = rtems_build_name('I', 'S', 'R', ' ');
(void) rtems_io_control(rtems_clock_major, rtems_clock_minor, &args);
/*
* Check for msgs only if we are "up"
* This avoids a race condition where we may get a clock
* interrupt before MPCI has completed its init
*/
if (_System_state_Is_up(_System_state_Get()))
{
tmpfront = Shm_Local_receive_queue->front;
if ( Shm_Convert(tmpfront) != Shm_Locked_queue_End_of_list )
{
rtems_multiprocessing_announce();
Shm_Interrupt_count++;
}
}
}
c/src/lib/libbsp/shmdr/receive.c
-43
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@@ -1,43 +0,0 @@
/* Shm_Receive_packet
*
* This routine is the shared memory locked queue MPCI driver routine
* used to obtain a packet containing a message from this node's
* receive queue.
*
* Input parameters:
* packet - address of a pointer to a packet
*
* Output parameters:
* *(rpb->packet) - pointer to packet
* NULL if no packet currently available
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include "shm_driver.h"
rtems_mpci_entry Shm_Receive_packet(
rtems_packet_prefix **packet
)
{
Shm_Envelope_control *ecb;
ecb = Shm_Locked_queue_Get( Shm_Local_receive_queue );
if ( ecb ) {
*(packet) = Shm_Envelope_control_to_packet_prefix_pointer( ecb );
if ( ecb->Preamble.endian != Shm_Configuration->format )
Shm_Convert_packet( *packet );
Shm_Receive_message_count++;
} else {
*(packet) = NULL;
Shm_Null_message_count++;
}
}
c/src/lib/libbsp/shmdr/retpkt.c
-31
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@@ -1,31 +0,0 @@
/* Shm_Return_packet
*
* This routine is the shared memory locked queue MPCI driver
* routine used to return a message packet to a free envelope
* pool accessible by this node.
*
* Input parameters:
* packet - address of pointer to packet
*
* Output parameters: NONE
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include "shm_driver.h"
rtems_mpci_entry Shm_Return_packet(
rtems_packet_prefix *packet
)
{
Shm_Free_envelope( Shm_Packet_prefix_to_envelope_control_pointer(packet) );
}
c/src/lib/libbsp/shmdr/send.c
-60
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@@ -1,60 +0,0 @@
/* Shm_Send_packet
*
* This routine is the shared memory driver locked queue write
* MPCI driver routine. This routine sends the specified packet
* to the destination specified by "node". A "node" value of
* zero designates that this packet is to be broadcasted.
*
* Input parameters:
* node - destination of this packet (0 = broadcast)
* packet - address of packet
*
* Output parameters: NONE
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include "shm_driver.h"
struct pkt_cpy {
rtems_unsigned32 packet[MAX_PACKET_SIZE/4];
};
rtems_mpci_entry Shm_Send_packet(
rtems_unsigned32 node,
rtems_packet_prefix *packet
)
{
Shm_Envelope_control *ecb, *tmp_ecb;
rtems_unsigned32 nnum;
ecb = Shm_Packet_prefix_to_envelope_control_pointer( packet );
if ( node ) {
Shm_Build_preamble( ecb, node );
Shm_Build_postamble( ecb );
Shm_Append_to_receive_queue( node, ecb );
(*Shm_Configuration->cause_intr)( node );
}
else {
for( nnum = SHM_FIRST_NODE ; nnum <= Shm_Maximum_nodes ; nnum++ )
if ( Shm_Local_node != nnum ) {
tmp_ecb = Shm_Allocate_envelope();
if ( !tmp_ecb )
rtems_fatal_error_occurred( SHM_NO_FREE_PKTS );
Shm_Build_preamble( tmp_ecb, nnum );
*((struct pkt_cpy *)tmp_ecb->packet) = *((struct pkt_cpy *)packet);
Shm_Build_postamble( tmp_ecb );
Shm_Append_to_receive_queue( nnum, tmp_ecb );
(*Shm_Configuration->cause_intr)( nnum );
}
Shm_Free_envelope( ecb );
}
}
c/src/lib/libbsp/shmdr/setckvec.c
-33
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@@ -1,33 +0,0 @@
/* Shm_setclockvec
*
* This routines installs the shared memory clock interrupt handler
* used when the driver is used in polling mode.
*
* INPUT PARAMETERS: NONE
*
* OUTPUT PARAMETERS: NONE
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include <rtems/libio.h>
#include "shm_driver.h"
rtems_isr Shm_setclockvec()
{
rtems_libio_ioctl_args_t args;
args.iop = 0;
args.command = rtems_build_name('N', 'E', 'W', ' ');
args.buffer = (void *) Shm_Poll;
(void) rtems_io_control(rtems_clock_major, rtems_clock_minor, &args);
}
c/src/lib/libbsp/shmdr/shm_driver.h
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