diff options
Diffstat (limited to 'c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/getcfg.c')
-rw-r--r-- | c/src/lib/libbsp/hppa1.1/simhppa/shmsupp/getcfg.c | 89 |
1 files changed, 0 insertions, 89 deletions
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; -} - |