#include "insignia.h"
#include "host_def.h"
/*
* VPC-XT Revision 1.0
*
* Title : Sun4 SAS initialization
*
* Description : Initialize the host side of sas.
*
* Author : A. Guthrie
*
* Notes : None
*/
static char SccsID[]="@(#)sun4_sas.c 1.3 5/7/91 Copyright Insignia Solutions Ltd.";
#include <sys/types.h>
#include "xt.h"
#include "sas.h"
#include "debug.h"
LOCAL UTINY *reserve_for_M = NULL;
//
// Temporary pointer to the start of M.
//
#ifdef SUN_VA
GLOBAL UTINY *M;
IMPORT UTINY *self_modify;
#endif
#ifdef HOST_SAS
#undef sas_load
#undef sas_loadw
#undef sas_store
#undef sas_storew
#undef sas_fills
#undef sas_fillsw
#undef sas_hw_at
#undef sas_w_at
#undef sas_dw_at
#undef sas_loads
#undef sas_stores
#undef sas_move_bytes_forward
#undef sas_move_words_forward
#undef sas_move_bytes_backward
#undef sas_move_words_backward
#undef get_byte_addr
#undef inc_M_ptr
#undef M_get_dw_ptr
IMPORT VOID sas_load();
IMPORT VOID sas_store();
#ifdef SUN_VA
IMPORT VOID sas_loadw_swap();
IMPORT VOID sas_storew_swap();
#else
IMPORT VOID sas_loadw();
IMPORT VOID sas_storew();
#endif
IMPORT VOID sas_fills();
IMPORT VOID sas_fillsw();
IMPORT half_word sas_hw_at();
IMPORT word sas_w_at();
IMPORT double_word sas_dw_at();
IMPORT VOID sas_loads();
IMPORT VOID sas_stores();
IMPORT VOID sas_move_bytes_forward();
IMPORT VOID sas_move_words_forward();
IMPORT VOID sas_move_bytes_backward();
IMPORT VOID sas_move_words_backward();
IMPORT host_addr Start_of_M_area;
LOCAL host_addr forward_get_addr(addr)
host_addr addr;
{
return( (host_addr)((long)Start_of_M_area + (long)addr));
}
LOCAL host_addr forward_inc_M_ptr(p, off)
host_addr p;
host_addr off;
{
return( (host_addr)((long)p + (long)off) );
}
GLOBAL SAS_FUNCTIONS host_sas_funcs =
{
sas_load,
#ifdef SUN_VA
sas_loadw_swap,
#else
sas_loadw,
#endif
sas_store,
#ifdef SUN_VA
sas_storew_swap,
#else
sas_storew,
#endif
sas_fills,
sas_fillsw,
sas_hw_at,
sas_w_at,
sas_dw_at,
sas_loads,
sas_stores,
sas_move_bytes_forward,
sas_move_words_forward,
sas_move_bytes_backward,
sas_move_words_backward,
forward_get_addr,
forward_inc_M_ptr,
forward_get_addr,
};
#endif /* HOST_SAS */
/*
Host_sas_init: allocate intel memory space
*/
#define SIXTY_FOUR_K (1024*64) /* For scratch buffer */
//UTINY *host_sas_init(size)
//sys_addr size;
//{
// return(NULL);
//}
#ifdef SUN_VA
/* This is temporary until removed from sdos.o */
UTINY *host_as_init()
{
assert0(NO,"host_as_init is defunct - call can be removed");
return( 0 );
}
#endif /* SUN_VA */
//UTINY *host_sas_term()
//{
// if(reserve_for_M) free(reserve_for_M);
//
// return(reserve_for_M = NULL);
//}
