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/* bsp.h
*
* This include file contains all MVME162 board IO definitions.
*
* 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.
*
* Modifications of respective RTEMS file: COPYRIGHT (c) 1994.
* EISCAT Scientific Association. M.Savitski
*
* This material is a part of the MVME162 Board Support Package
* for the RTEMS executive. Its licensing policies are those of the
* RTEMS above.
*
* $Id$
*/
#ifndef __MVME162_h
#define __MVME162_h
#ifdef __cplusplus
extern "C" {
#endif
#include <rtems.h>
#include <iosupp.h>
#include <z8530.h>
/*
// Following defines must reflect the setup of the particular MVME162
//-----------------------------------
*/
#define GROUP_BASE_ADDRESS 0x0000F200
#define BOARD_BASE_ADDRESS 0x00000000
/* Base for local interrupters' vectors (with enable bit set) */
#define VECTOR_BASE 0x67800000
/* RAM limits */
#define RAM_START 0x00100000
#define RAM_END 0x00200000
/*
//-----------------------------------
*/
static volatile struct lcsr {
unsigned long slave_adr[2];
unsigned long slave_trn[2];
unsigned long slave_ctl;
unsigned long mastr_adr[4];
unsigned long mastr_trn;
unsigned long mastr_att;
unsigned long mastr_ctl;
unsigned long dma_ctl_1;
unsigned long dma_ctl_2;
unsigned long dma_loc_cnt;
unsigned long dma_vme_cnt;
unsigned long dma_byte_cnt;
unsigned long dma_adr_cnt;
unsigned long dma_status;
unsigned long to_ctl;
unsigned long timer_cmp_1;
unsigned long timer_cnt_1;
unsigned long timer_cmp_2;
unsigned long timer_cnt_2;
unsigned long board_ctl;
unsigned long prescaler_cnt;
unsigned long intr_stat;
unsigned long intr_ena;
unsigned long intr_soft_set;
unsigned long intr_clear;
unsigned long intr_level[4];
unsigned long vector_base;
} *lcsr = (void *) 0xFFF40000;
#define USE_CHANNEL_A 1 /* 1 = use channel A for console */
#define USE_CHANNEL_B 0 /* 1 = use channel B for console */
/* Constants */
#if (USE_CHANNEL_A == 1)
#define CONSOLE_CONTROL 0xFFF45005
#define CONSOLE_DATA 0xFFF45007
#elif (USE_CHANNEL_B == 1)
#define CONSOLE_CONTROL 0xFFF45001
#define CONSOLE_DATA 0xFFF45003
#endif
/*
// The following registers are located in the VMEbus short
// IO space and respond to address modifier codes $29 and $2D.
// On FORCE SPARC CPU use address gcsr_vme and device /dev/vme16d32.
*/
static volatile struct gcsr {
unsigned char chip_revision;
unsigned char chip_id;
unsigned char lmsig;
unsigned char board_scr;
unsigned short gpr[6];
} *gcsr_vme = (void *) (GROUP_BASE_ADDRESS + BOARD_BASE_ADDRESS),
*gcsr = (void *) 0xFFF40100;
static volatile unsigned short *ipio[6] = { (unsigned short *) 0xFFF58000,
(unsigned short *) 0xFFF58100,
(unsigned short *) 0xFFF58200,
(unsigned short *) 0xFFF58300,
(unsigned short *) 0xFFF58400,
(unsigned short *) 0xFFF58500
};
static volatile unsigned short *ipid[6] = { (unsigned short *) 0xFFF58080,
(unsigned short *) 0xFFF58180,
(unsigned short *) 0xFFF58280,
(unsigned short *) 0xFFF58380,
(unsigned short *) 0xFFF58080,
(unsigned short *) 0xFFF58280
};
static volatile struct ipic_space {
struct sing {
unsigned short io_space[64];
unsigned short id_space[32];
unsigned short id_reptd[32];
} single[4];
struct twin {
unsigned short io_space[128];
unsigned short io_reptd[128];
} twin[2];
} *ipic_space = (void *) 0xFFF58000;
static volatile struct ipic_csr {
unsigned char chip_id;
unsigned char chip_rev;
unsigned char res[2];
unsigned short a_31_16_base;
unsigned short b_31_16_base;
unsigned short c_31_16_base;
unsigned short d_31_16_base;
unsigned char a_23_16_size;
unsigned char b_23_16_size;
unsigned char c_23_16_size;
unsigned char d_23_16_size;
unsigned short a_intr_cnt;
unsigned short b_intr_cnt;
unsigned short c_intr_cnt;
unsigned short d_intr_cnt;
} *ipic_csr = (void *) 0xFFFBC000;
/*
* 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: Not implemented
*/
#define MUST_WAIT_FOR_INTERRUPT 0
#define Install_tm27_vector( handler )
#define Cause_tm27_intr()
#define Clear_tm27_intr()
#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=123; \
asm volatile( "0: \
nbcd %0 ; \
nbcd %0 ; \
dbf %1,0b" \
: "=d" (_tmp), "=d" (_delay) \
: "0" (_tmp), "1" (_delay) ); \
}
/* Constants */
#ifdef 1626_INIT
#undef EXTERN
#define EXTERN
#else
#undef EXTERN
#define EXTERN extern
#endif
/* miscellaneous stuff assumed to exist */
extern rtems_configuration_table BSP_Configuration;
extern m68k_isr M68Kvec[]; /* vector table address */
/* functions */
void bsp_cleanup( void );
m68k_isr set_vector(
rtems_isr_entry handler,
rtems_vector_number vector,
int type
);
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */
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