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MVME2307 does not really include MP support.

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This commit is contained in:
Joel Sherrill
1999-11-01 13:07:22 +00:00
parent 4a07d2b866
commit 4c9d61e8be
5 changed files with 0 additions and 311 deletions
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70
c/src/lib/libbsp/powerpc/mvme2307/shmsupp/Makefile.in
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@@ -1,70 +0,0 @@
#
# $Id$
#
@SET_MAKE@
srcdir = @srcdir@
top_srcdir = @top_srcdir@
top_builddir = ../../..
subdir = powerpc/mvme2307/shmsupp
RTEMS_ROOT = @RTEMS_ROOT@
PROJECT_ROOT = @PROJECT_ROOT@
VPATH = @srcdir@
PGM=${ARCH}/shmsupp.rel
# C source names, if any, go here -- minus the .c
C_PIECES=addrconv getcfg lock mpisr
C_FILES=$(C_PIECES:%=%.c)
C_O_FILES=$(C_PIECES:%=${ARCH}/%.o)
H_FILES=
# Assembly source names, if any, go here -- minus the .S
S_PIECES=
S_FILES=$(S_PIECES:%=%.S)
S_O_FILES=$(S_FILES:%.S=${ARCH}/%.o)
SRCS=$(C_FILES) $(CC_FILES) $(H_FILES) $(S_FILES)
OBJS=$(C_O_FILES) $(CC_O_FILES) $(S_O_FILES)
include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
include $(RTEMS_ROOT)/make/leaf.cfg
INSTALL_CHANGE = @INSTALL_CHANGE@
#
# (OPTIONAL) Add local stuff here using +=
#
DEFINES +=
CPPFLAGS +=
CFLAGS +=
LD_PATHS +=
LD_LIBS +=
LDFLAGS +=
#
# Add your list of files to delete here. The config files
# already know how to delete some stuff, so you may want
# to just run 'make clean' first to see what gets missed.
# 'make clobber' already includes 'make clean'
#
CLEAN_ADDITIONS +=
CLOBBER_ADDITIONS +=
${PGM}: ${SRCS} ${OBJS}
$(make-rel)
all: ${ARCH} $(SRCS) $(PGM)
# the .rel file built here will be put into libbsp.a by ../wrapup/Makefile
install: all
Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
cd $(top_builddir) \
&& CONFIG_FILES=$(subdir)/$@ CONFIG_HEADERS= $(SHELL) ./config.status

31
c/src/lib/libbsp/powerpc/mvme2307/shmsupp/addrconv.c
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@@ -1,31 +0,0 @@
/* Shm_Convert_address
*
* No address range conversion is required.
*
* Input parameters:
* address - address to convert
*
* Output parameters:
* returns - converted address
*
* COPYRIGHT (c) 1989-1998.
* On-Line Applications Research Corporation (OAR).
* Copyright assigned to U.S. Government, 1994.
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
#include <rtems.h>
#include <bsp.h>
#include <shm.h>
void *Shm_Convert_address(
void *address
)
{
return ( address );
}

77
c/src/lib/libbsp/powerpc/mvme2307/shmsupp/getcfg.c
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@@ -1,77 +0,0 @@
/* void Shm_Get_configuration( localnode, &shmcfg )
*
* This routine initializes, if necessary, and returns a pointer
* to the Shared Memory Configuration Table for the XXX target.
*
* INPUT PARAMETERS:
* localnode - local node number
* shmcfg - address of pointer to SHM Config Table
*
* OUTPUT PARAMETERS:
* *shmcfg - pointer to SHM Config Table
*
XXX: FIX THE COMMENTS BELOW WHEN THE CPU IS KNOWN
* NOTES: The XYZ does not have an interprocessor interrupt.
*
* The following table illustrates the configuration limitations:
*
* BUS MAX
* MODE ENDIAN NODES
* ========= ====== =======
* POLLED BIG 2+
* INTERRUPT **** NOT SUPPORTED ****
*
* COPYRIGHT (c) 1989-1998.
* On-Line Applications Research Corporation (OAR).
* Copyright assigned to U.S. Government, 1994.
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
#include <rtems.h>
#include <bsp.h>
#include <shm.h>
/*
* configured if currently polling of interrupt driven
*/
#define INTERRUPT 0 /* XXX: */
#define POLLING 1 /* XXX: fix me -- is polling ONLY!!! */
shm_config_table BSP_shm_cfgtbl;
void Shm_Get_configuration(
rtems_unsigned32 localnode,
shm_config_table **shmcfg
)
{
BSP_shm_cfgtbl.base = 0x0;
BSP_shm_cfgtbl.length = 1 * MEGABYTE;
BSP_shm_cfgtbl.format = SHM_BIG;
/*
* Override cause_intr or shm_isr if your target has
* special requirements.
*/
BSP_shm_cfgtbl.cause_intr = Shm_Cause_interrupt;
#ifdef NEUTRAL_BIG
BSP_shm_cfgtbl.convert = NULL_CONVERT;
#else
BSP_shm_cfgtbl.convert = CPU_swap_u32;
#endif
BSP_shm_cfgtbl.poll_intr = POLLED_MODE;
BSP_shm_cfgtbl.Intr.address = NO_INTERRUPT;
BSP_shm_cfgtbl.Intr.value = NO_INTERRUPT;
BSP_shm_cfgtbl.Intr.length = NO_INTERRUPT;
*shmcfg = &BSP_shm_cfgtbl;
}

86
c/src/lib/libbsp/powerpc/mvme2307/shmsupp/lock.c
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@@ -1,86 +0,0 @@
/* Shared Memory Lock Routines
*
* This shared memory locked queue support routine need to be
* able to lock the specified locked queue. Interrupts are
* disabled while the queue is locked to prevent preemption
* and deadlock when two tasks poll for the same lock.
* previous level.
*
* COPYRIGHT (c) 1989-1998.
* On-Line Applications Research Corporation (OAR).
* Copyright assigned to U.S. Government, 1994.
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
#include <rtems.h>
#include <bsp.h>
#include <shm.h>
/*
* Shm_Initialize_lock
*
* Initialize the lock for the specified locked queue.
*/
void Shm_Initialize_lock(
Shm_Locked_queue_Control *lq_cb
)
{
lq_cb->lock = LQ_UNLOCKED;
}
/* void _Shm_Lock( &lq_cb )
*
* This shared memory locked queue support routine locks the
* specified locked queue. It disables interrupts to prevent
* a deadlock condition.
*/
void Shm_Lock(
Shm_Locked_queue_Control *lq_cb
)
{
rtems_unsigned32 isr_level;
rtems_unsigned32 *lockptr = (rtems_unsigned32 *) &lq_cb->lock;
rtems_unsigned32 lock_value;
lock_value = 0x80000000;
rtems_interrupt_disable( isr_level );
Shm_isrstat = isr_level;
while ( lock_value ) {
asm volatile( ""
: "=r" (lockptr), "=r" (lock_value)
: "0" (lockptr), "1" (lock_value)
);
/*
* If not available, then may want to delay to reduce load on lock.
*/
if ( lock_value )
delay( 10 ); /* approximately 10 microseconds */
}
}
/*
* Shm_Unlock
*
* Unlock the lock for the specified locked queue.
*/
void Shm_Unlock(
Shm_Locked_queue_Control *lq_cb
)
{
rtems_unsigned32 isr_level;
lq_cb->lock = SHM_UNLOCK_VALUE;
isr_level = Shm_isrstat;
rtems_interrupt_enable( isr_level );
}

47
c/src/lib/libbsp/powerpc/mvme2307/shmsupp/mpisr.c
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@@ -1,47 +0,0 @@
/* Shm_isr_nobsp()
*
* COPYRIGHT (c) 1989-1998.
* On-Line Applications Research Corporation (OAR).
* Copyright assigned to U.S. Government, 1994.
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
#include <rtems.h>
#include <bsp.h>
#include <shm.h>
rtems_isr Shm_isr_nobsp( void )
{
/*
* If this routine has to do anything other than the mpisr.c
* found in the generic driver, then copy the contents of the generic
* mpisr.c and augment it to satisfy this particular board. Typically,
* you need to have a board specific mpisr.c when the interrupt
* must be cleared.
*
* If the generic mpisr.c satisifies your requirements, then
* remove this routine from your target's shmsupp/mpisb.c file.
* Then simply install the generic Shm_isr in the Shm_setvec
* routine below.
*/
}
/* Shm_setvec
*
* This driver routine sets the SHM interrupt vector to point to the
* driver's SHM interrupt service routine.
*
* Input parameters: NONE
*
* Output parameters: NONE
*/
void Shm_setvec( void )
{
/* XXX: FIX ME!!! */
}