epics/pcas
0
0
Fork 0
Code Issues Pull Requests Projects Wiki Activity

fixed N VXI LA and CPU030 trigger routing

Browse Source
This commit is contained in:
Jeff Hill
1992-09-16 15:19:09 +00:00
parent d9794604fb
commit fd5d1110b3
1 changed files with 102 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files

126
src/drv/drvEpvxi.c
View File

@@ -56,6 +56,8 @@
* .17 joh 08-21-92 cleaned up A24/A32 MXI setup
* .18 joh 08-26-92 dont return error if a make or model
* has already been registered
* .19 joh 09-03-92 Use the correct routine in NIVXI
* for CPU030 trigger routing
*
* To do
* -----
@@ -102,7 +104,7 @@
* vxi_init_ignore_list find addresses of default int handlers
* vxi_vec_inuse test for int vector in use
* vxi_find_offset find LA for a DC device to assume
* continuemxi_map mat the addresses on a MXI bus extender
* mxi_map mat the addresses on a MXI bus extender
* vxi_find_mxi_devices search for and open mxi bus repeaters
* map_mxi_inward map from a VXI crate towards the RM
* vxi_address_config setup A24 and A32 offsets
@@ -132,8 +134,8 @@
static char *sccsId = "$Id$\t$Date$";
#include <vme.h>
#include <vxWorks.h>
#include <vme.h>
#ifdef V5_vxWorks
# include <iv.h>
#else
@@ -238,6 +240,14 @@ char epvxiSymbolTableMakeIdString[] = "%03x";
#define EPVXI_MAX_SYMBOLS (1<<EPVXI_MAX_SYMBOLS_LOG2)
#define EPVXI_MAX_SYMBOL_LENGTH (sizeof(epvxiSymbolTableDeviceIdString)+10)
/*
* NIVXI trigger routing
*
*/
#define TRIG_LINE_TTL_BASE (0)
#define TRIG_LINE_ECL_BASE (8)
#define TRIG_LINE_FPIN (40)
#define TRIG_LINE_FPOUT (41)
/* forward references */
int vxi_find_slot0(
@@ -417,21 +427,21 @@ epvxiResman(void)
*/
{
UTINY type;
char *pEPICS_VXI_LA_COUNT;
unsigned char *pEPICS_VXI_LA_COUNT;
status = symFindByName(
sysSymTbl,
"_EPICS_VXI_LA_COUNT",
&pEPICS_VXI_LA_COUNT,
&(char *)pEPICS_VXI_LA_COUNT,
&type);
if(status == OK){
EPICS_VXI_LA_COUNT = (unsigned) pEPICS_VXI_LA_COUNT;
EPICS_VXI_LA_COUNT = *pEPICS_VXI_LA_COUNT;
}
else{
EPICS_VXI_LA_COUNT = 0xff;
}
}
printf("LA count %d\n", EPICS_VXI_LA_COUNT);
/*
* clip the EPICS logical address range
*/
@@ -1509,7 +1519,7 @@ vxi_reset_dc(void)
struct vxi_csr_w *pcr;
struct vxi_csr_r *psr;
for(addr=0; addr<last_la; addr++){
for(addr=0; addr<=last_la; addr++){
psr = (struct vxi_csr_r *) VXIBASE(addr);
pcr = (struct vxi_csr_w *) psr;
@@ -1560,7 +1570,7 @@ unsigned current_addr
static unsigned open_addr;
unsigned dynamic;
for(addr=0; addr<last_la; addr++){
for(addr=0; addr<=last_la; addr++){
status = vxMemProbe( VXIBASE(addr),
READ,
@@ -2656,6 +2666,7 @@ unsigned io_map /* bits 0-5 correspond to trig 0-5 */
struct vxi_csr *pcsr;
char mask;
int status;
int i;
plac = epvxiLibDeviceList[la];
if(plac){
@@ -2676,16 +2687,49 @@ unsigned io_map /* bits 0-5 correspond to trig 0-5 */
/*
* CPU030 trigger routing
*/
if(pnivxi_func[(unsigned)e_MapECLtrig] &&
if(pnivxi_func[(unsigned)e_MapTrigToTrig] &&
pnivxi_func[(unsigned)e_GetMyLA]){
if(la == (*pnivxi_func[(unsigned)e_GetMyLA])()){
status = (*pnivxi_func[(unsigned)e_MapECLtrig])(
la,
enable_map,
~io_map);
if(status >= 0){
return VXI_SUCCESS;
}
for( i=0;
i<VXI_N_ECL_TRIGGERS;
enable_map = enable_map >> 1,
io_map = io_map >> 1,
i++){
int (*pfunc)();
int src;
int dest;
if(!(enable_map&1)){
continue;
}
if(io_map&1){
src = TRIG_LINE_FPOUT;
dest = TRIG_LINE_ECL_BASE + i;
}
else{
src = TRIG_LINE_FPIN;
dest = TRIG_LINE_ECL_BASE + i;
}
pfunc = pnivxi_func[(unsigned)e_MapTrigToTrig];
status = (*pfunc)(
la,
src,
dest,
0);
if(status < 0){
logMsg( "%s: NI030 ECL trig map fail %d %d\n",
__FILE__,
la,
status);
return VXI_BAD_TRIG_IO;
}
}
return VXI_SUCCESS;
}
}
@@ -2760,6 +2804,7 @@ unsigned io_map /* bits 0-5 correspond to trig 0-5 */
struct vxi_csr *pcsr;
unsigned mask;
int status;
int i;
plac = epvxiLibDeviceList[la];
if(plac){
@@ -2780,16 +2825,49 @@ unsigned io_map /* bits 0-5 correspond to trig 0-5 */
/*
* NI CPU030 trigger routing
*/
if(pnivxi_func[(unsigned)e_MapTTLtrig] &&
if(pnivxi_func[(unsigned)e_MapTrigToTrig] &&
pnivxi_func[(unsigned)e_GetMyLA]){
if(la == (*pnivxi_func[(unsigned)e_GetMyLA])()){
status = (*pnivxi_func[(unsigned)e_MapTTLtrig])(
la,
enable_map,
~io_map);
if(status >= 0){
return VXI_SUCCESS;
}
for( i=0;
i<VXI_N_TTL_TRIGGERS;
enable_map = enable_map >> 1,
io_map = io_map >> 1,
i++){
int (*pfunc)();
int src;
int dest;
if(!(enable_map&1)){
continue;
}
if(io_map&1){
src = TRIG_LINE_FPOUT;
dest = TRIG_LINE_TTL_BASE + i;
}
else{
src = TRIG_LINE_FPIN;
dest = TRIG_LINE_TTL_BASE + i;
}
pfunc = pnivxi_func[(unsigned)e_MapTrigToTrig];
status = (*pfunc)(
la,
src,
dest,
0);
if(status < 0){
logMsg( "%s: NI030 TTL trig map fail %d %d\n",
__FILE__,
la,
status);
return VXI_BAD_TRIG_IO;
}
}
return VXI_SUCCESS;
}
}