Changeset b06e68ef in rtems for c/src/lib/libbsp/shmdr

Timestamp:

08/17/95 19:51:51 (28 years ago)

Author:

Joel Sherrill <joel.sherrill@…>

Branches:

4.10, 4.11, 4.8, 4.9, 5, master

Children:

95fbca1

Parents:

3b438fa

Message:

Numerous miscellaneous features incorporated from Tony Bennett
(tbennett@…) including the following major additions:

+ variable length messages
+ named devices
+ debug monitor
+ association tables/variables

Location:

c/src/lib/libbsp/shmdr

Files:

• poll.c (modified) (2 diffs)
• setckvec.c (modified) (1 diff)
• shm.h (modified) (2 diffs)
• shm_driver.h (modified) (2 diffs)

c/src/lib/libbsp/shmdr/poll.c

@@ -17 +17 @@
  *  notice must appear in all copies of this file and its derivatives.
  *
- *  poll.c,v 1.2 1995/05/09 20:22:57 joel Exp
+ *  $Id$
  */
 
 #include <rtems.h>
 #include <rtems/sysstate.h>
+#include <rtems/libio.h>
+
 #include "shm.h"
-#include "clockdrv.h"
 
 void Shm_Poll()
 {
   rtems_unsigned32 tmpfront;
+  rtems_libio_ioctl_args_t args;
 
-  Clock_isr( 0 );             /* invoke standard clock ISR */
-
+  /* invoke clock isr */
+  args.iop = 0;
+  args.command = rtems_build_name('I', 'S', 'R', ' ');
+  (void) rtems_io_control(rtems_clock_major, rtems_clock_minor, &args);
 
   /*
@@ -40 +44 @@
   if (_System_state_Is_up(_System_state_Get()))
   {
-      /* enable_tracing(); */
-      /* ticks += 1; */
-      Shm_Lock( Shm_Local_receive_queue );
       tmpfront = Shm_Local_receive_queue->front;
-      Shm_Unlock( Shm_Local_receive_queue );
-      if ( Shm_Convert(tmpfront) != Shm_Locked_queue_End_of_list ) {
-        rtems_multiprocessing_announce();
-        Shm_Interrupt_count++;
+      if ( Shm_Convert(tmpfront) != Shm_Locked_queue_End_of_list )
+      {
+          rtems_multiprocessing_announce();
+          Shm_Interrupt_count++;
       }
   }

c/src/lib/libbsp/shmdr/setckvec.c

@@ -20 +20 @@
 
 #include <rtems.h>
+#include <rtems/libio.h>
+
 #include "shm.h"
-#include "clockdrv.h"
 
 rtems_isr Shm_setclockvec()
 {
-  ReInstall_clock( Shm_Poll );
+    rtems_libio_ioctl_args_t args;
+    args.iop = 0;
+    args.command = rtems_build_name('N', 'E', 'W', ' ');
+    args.buffer = (void *) Shm_Poll;
+
+    (void) rtems_io_control(rtems_clock_major, rtems_clock_minor, &args);
 }

c/src/lib/libbsp/shmdr/shm.h

@@ -20 +20 @@
 #ifndef __SHM_h
 #define __SHM_h
+
+#include <clockdrv.h>
 
 #ifdef __cplusplus
@@ -519 +521 @@
 rtems_mpci_table MPCI_table  = {
   100000,                     /* default timeout value in ticks */
+  MAX_PACKET_SIZE,            /* maximum packet size */
   Shm_Initialization,         /* initialization procedure   */
   Shm_Get_packet,             /* get packet procedure       */

c/src/lib/libbsp/shmdr/shm_driver.h

@@ -20 +20 @@
 #ifndef __SHM_h
 #define __SHM_h
+
+#include <clockdrv.h>
 
 #ifdef __cplusplus
@@ -519 +521 @@
 rtems_mpci_table MPCI_table  = {
   100000,                     /* default timeout value in ticks */
+  MAX_PACKET_SIZE,            /* maximum packet size */
   Shm_Initialization,         /* initialization procedure   */
   Shm_Get_packet,             /* get packet procedure       */