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Diffstat (limited to '')
-rw-r--r-- | c/src/lib/libbsp/i960/rxgen960/include/bsp.h | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/i960/rxgen960/include/bsp.h b/c/src/lib/libbsp/i960/rxgen960/include/bsp.h new file mode 100644 index 0000000000..a45e8221eb --- /dev/null +++ b/c/src/lib/libbsp/i960/rxgen960/include/bsp.h @@ -0,0 +1,166 @@ +/* bsp.h + * + * This include file contains some definitions specific to the + * Ramix PMC901 board + * + * COPYRIGHT (c) 1989-1997. + * On-Line Applications Research Corporation (OAR). + * Copyright assigned to U.S. Government, 1994. + * + * The license and distribution terms for this file may in + * the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + * $Id$ + */ + +#ifndef __PMC901_h +#define __PMC901_h + +#ifdef __cplusplus +extern "C" { +#endif + +#include <rtems.h> +#include <iosupp.h> +#include <console.h> +#include <clockdrv.h> + +/* + * Define the time limits for RTEMS Test Suite test durations. + * Long test and short test duration limits are provided. These + * values are in seconds and need to be converted to ticks for the + * application. + * + */ + +#define MAX_LONG_TEST_DURATION 300 /* 5 minutes = 300 seconds */ +#define MAX_SHORT_TEST_DURATION 3 /* 3 seconds */ + +/* + * Define the interrupt mechanism for Time Test 27 + * + * NOTE: Following are for i960CA and are board independent + * + */ + +#define MUST_WAIT_FOR_INTERRUPT 0 + +#define Install_tm27_vector( handler ) set_vector( (handler), 6, 1 ) + +#define Cause_tm27_intr() i960_cause_intr( 0x62 ) + +#define Clear_tm27_intr() i960_clear_intr( 6 ) + +#define Lower_tm27_intr() + +/* + * Simple spin delay in microsecond units for device drivers. + * This is very dependent on the clock speed of the target. + */ + +#define delay( microseconds ) \ + { register rtems_unsigned32 _delay=(microseconds); \ + register rtems_unsigned32 _tmp = 0; /* initialized to avoid warning */ \ + asm volatile( "0: \ + remo 3,31,%0 ; \ + cmpo 0,%0 ; \ + subo 1,%1,%1 ; \ + cmpobne.t 0,%1,0b " \ + : "=d" (_tmp), "=d" (_delay) \ + : "0" (_tmp), "1" (_delay) ); \ + } + +/* Constants */ + +#define RAM_START 0xfed00000 +#define RAM_END 0xfef00000 /* this should actually be 16MB, most likely */ + +/* NINDY console I/O requests: + * CO sends a single character to stdout, + * CI reads one. + */ + +#define NINDY_INPUT 0 +#define NINDY_OUTPUT 1 + +/* + * get_prcb + * + * Returns the PRCB pointer. + */ + +static inline PRCB *get_prcb( void ) +{ + register PRCB *_prcb = 0; + + asm volatile( "calls 5; \ + mov g0,%0" \ + : "=d" (_prcb) \ + : "0" (_prcb) ); + return ( _prcb ); +} + +/* +#ifdef C961_INIT +#undef BSP_EXTERN +#define BSP_EXTERN +#else +#undef BSP_EXTERN +#define BSP_EXTERN extern +#endif +*/ + +#undef BSP_EXTERN +#define BSP_EXTERN + +/* miscellaneous stuff assumed to exist */ + +extern rtems_configuration_table BSP_Configuration; + +BSP_EXTERN PRCB *Prcb; +BSP_EXTERN CNTL_TBL *Ctl_tbl; + +/* +#if defined(i960ca) +BSP_EXTERN i960ca_control_table *Ctl_tbl; +#elif defined(i960rp) +BSP_EXTERN i960rp_control_table *Ctl_tbl; +#else +#error "invalid processor selection!" +#endif +*/ + +/* + * Device Driver Table Entries + */ + +/* + * NOTE: Use the standard Console driver entry + */ + +/* + * NOTE: Use the standard Clock driver entry + */ + +/* + * How many libio files we want + */ + +#define BSP_LIBIO_MAX_FDS 20 + +/* functions */ + +void bsp_cleanup( void ); + +i960_isr_entry set_vector( rtems_isr_entry, unsigned int, unsigned int ); +i960_isr_entry set_tmr_vector( rtems_isr_entry, unsigned int, unsigned int ); + +#ifdef __cplusplus +} +#endif + +#else +#error "Did not get any definitions from here!" +#endif +/* end of include file */ |