diff options
Diffstat (limited to 'c/src/lib/libbsp/hppa1.1/simhppa/shmsupp')
| -rw-r--r-- | c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/README | 9 | ||||
| -rw-r--r-- | c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/addrconv.c | 30 | ||||
| -rw-r--r-- | c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/getcfg.c | 89 | ||||
| -rw-r--r-- | c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/intr.c | 51 | ||||
| -rw-r--r-- | c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/lock.c | 75 | ||||
| -rw-r--r-- | c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/mpisr.c | 27 |
6 files changed, 0 insertions, 281 deletions
diff --git a/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/README b/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/README deleted file mode 100644 index cf60698ca4..0000000000 --- a/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/README +++ /dev/null @@ -1,9 +0,0 @@ -# -# $Id$ -# - -This directory contains the SHM driver support files for the -HP PA-RISC simulator for the 72000 processor. - -WARNING: The interrupt support in this directory currently will - only work in a homogeneous system. diff --git a/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/addrconv.c b/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/addrconv.c deleted file mode 100644 index 0d67bba2a6..0000000000 --- a/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/addrconv.c +++ /dev/null @@ -1,30 +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, 1990, 1991, 1992, 1993, 1994. - * On-Line Applications Research Corporation (OAR). - * All rights assigned to U.S. Government, 1994. - * - * This material may be reproduced by or for the U.S. Government pursuant - * to the copyright license under the clause at DFARS 252.227-7013. This - * notice must appear in all copies of this file and its derivatives. - * - * $Id$ - */ - -#include <bsp.h> -#include <shm.h> - -void *Shm_Convert_address( - void *address -) -{ - return ( address ); -} diff --git a/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/getcfg.c b/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/getcfg.c deleted file mode 100644 index f29eecf093..0000000000 --- a/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/getcfg.c +++ /dev/null @@ -1,89 +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 HP PA-RISC - * simulator. - * - * INPUT PARAMETERS: - * localnode - local node number - * shmcfg - address of pointer to SHM Config Table - * - * OUTPUT PARAMETERS: - * *shmcfg - pointer to SHM Config Table - * - * NOTES: The MP interrupt used is the Runway bus' ability to directly - * address the control registers of up to four CPUs and cause - * interrupts on them. - * - * The following table illustrates the configuration limitations: - * - * BUS MAX - * MODE ENDIAN NODES - * ========= ====== ======= - * POLLED BIG 2+ - * INTERRUPT BIG 2..4 (on Runway) - * - * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. - * On-Line Applications Research Corporation (OAR). - * All rights assigned to U.S. Government, 1994. - * - * This material may be reproduced by or for the U.S. Government pursuant - * to the copyright license under the clause at DFARS 252.227-7013. This - * notice must appear in all copies of this file and its derivatives. - * - * $Id$ - */ - -#include <bsp.h> - -#include <shm.h> - -#define INTERRUPT 0 /* can be interrupt or polling */ -#define POLLING 1 - -#define HPPA_RUNWAY_PROC_HPA_BASE ((void *) 0xFFFA0000) - -/* given a processor number, where is its HPA? */ -#define HPPA_RUNWAY_HPA(cpu) \ - ((rtems_unsigned32) (HPPA_RUNWAY_PROC_HPA_BASE + ((cpu) * 0x2000))) - -#define HPPA_RUNWAY_REG_IO_EIR_OFFSET 0x000 - -shm_config_table BSP_shm_cfgtbl; - -extern void Shm_Cause_interrupt_pxfl( rtems_unsigned32 node ); - -void Shm_Get_configuration( - rtems_unsigned32 localnode, - shm_config_table **shmcfg -) -{ - BSP_shm_cfgtbl.base = (vol_u32 *) 0x44000000; - BSP_shm_cfgtbl.length = 16 * KILOBYTE; - BSP_shm_cfgtbl.format = SHM_BIG; - - BSP_shm_cfgtbl.cause_intr = Shm_Cause_interrupt_pxfl; - -#ifdef NEUTRAL_BIG - BSP_shm_cfgtbl.convert = NULL_CONVERT; -#else - BSP_shm_cfgtbl.convert = CPU_swap_u32; -#endif - -#if ( POLLING == 1 ) - 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; -#else - BSP_shm_cfgtbl.poll_intr = INTR_MODE; - BSP_shm_cfgtbl.Intr.address = - (vol_u32 *) (HPPA_RUNWAY_HPA( localnode - 1) + - HPPA_RUNWAY_REG_IO_EIR_OFFSET); - BSP_shm_cfgtbl.Intr.value = HPPA_INTERRUPT_EXTERNAL_MPCI; - BSP_shm_cfgtbl.Intr.length = LONG; -#endif - - *shmcfg = &BSP_shm_cfgtbl; -} - diff --git a/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/intr.c b/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/intr.c deleted file mode 100644 index 161ae3f522..0000000000 --- a/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/intr.c +++ /dev/null @@ -1,51 +0,0 @@ -/* void Shm_Cause_interrupt_pxfl( node ) - * - * This routine is the shared memory driver routine which - * generates interrupts to other CPUs. - * - * Input parameters: - * node - destination of this packet (0 = broadcast) - * - * Output parameters: NONE - * - * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. - * On-Line Applications Research Corporation (OAR). - * All rights assigned to U.S. Government, 1994. - * - * This material may be reproduced by or for the U.S. Government pursuant - * to the copyright license under the clause at DFARS 252.227-7013. This - * notice must appear in all copies of this file and its derivatives. - * - * $Id$ - */ - -#include <stdio.h> - -#include <rtems.h> -#include <rtems/error.h> - -#include <shm.h> - -void Shm_Cause_interrupt_pxfl( - rtems_unsigned32 node -) -{ - Shm_Interrupt_information *intr; - rtems_unsigned32 *u32; - rtems_unsigned32 value; - - intr = &Shm_Interrupt_table[node]; - value = intr->value; - - switch ( intr->length ) { - case NO_INTERRUPT: - break; - - case LONG: - u32 = (rtems_unsigned32 *)intr->address; - HPPA_ASM_STWAS( value, 0, u32 ); - break; - default: - fprintf( stderr, "Shm_Cause_interrupt_pxfl: Unsupported length!!!\n" ); - } -} diff --git a/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/lock.c b/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/lock.c deleted file mode 100644 index 724758b8b8..0000000000 --- a/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/lock.c +++ /dev/null @@ -1,75 +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, 1990, 1991, 1992, 1993, 1994. - * On-Line Applications Research Corporation (OAR). - * All rights assigned to U.S. Government, 1994. - * - * This material may be reproduced by or for the U.S. Government pursuant - * to the copyright license under the clause at DFARS 252.227-7013. This - * notice must appear in all copies of this file and its derivatives. - * - * $Id$ - */ - -#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; -} - -/* 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; - vol_u32 *lockptr = &lq_cb->lock; - rtems_unsigned32 lock_value; - - rtems_interrupt_disable( isr_level ); - - Shm_isrstat = isr_level; - - do { - HPPA_ASM_LDCWS( 0, 0, lockptr, lock_value ); - } while (lock_value == SHM_LOCK_VALUE); -} - -/* - * 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 ); -} diff --git a/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/mpisr.c b/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/mpisr.c deleted file mode 100644 index 29e897d781..0000000000 --- a/c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/mpisr.c +++ /dev/null @@ -1,27 +0,0 @@ -/* 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 - * - * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. - * On-Line Applications Research Corporation (OAR). - * All rights assigned to U.S. Government, 1994. - * - * This material may be reproduced by or for the U.S. Government pursuant - * to the copyright license under the clause at DFARS 252.227-7013. This - * notice must appear in all copies of this file and its derivatives. - * - * $Id$ - */ - -#include <bsp.h> -#include <shm.h> - -void Shm_setvec( void ) -{ - set_vector( Shm_isr, HPPA_INTERRUPT_EXTERNAL_MPCI, 1 ); -} |