Changeset 68 for trunk/kernel/kern/kernel_init.c

Timestamp:

Jun 27, 2017, 10:24:13 AM (6 years ago)

Author:

alain

Message:

Fix bug in kernel_init, and reduce size of remote_fifo.

File:

• trunk/kernel/kern/kernel_init.c (modified) (7 diffs)

trunk/kernel/kern/kernel_init.c

@@ -32 +32 @@
 #include <core.h>
 #include <list.h>
+#include <xlist.h>
 #include <thread.h>
 #include <scheduler.h>
@@ -54 +55 @@
 #include <soclib_tty.h>
 #include <devfs.h>
+#include <mapper.h>
 
 
@@ -659 +661 @@
     if( core_lid == 0 ) local_cxy = info->cxy;
 
+    // each core get pointer on its private idle thread descriptor
+        thread = (thread_t *)( idle_threads + (core_lid * CONFIG_THREAD_DESC_SIZE) );
+
+    // each core register this thread pointer in hardware register 
+    hal_set_current_thread( thread );
+    
     // CP0 in I/O cluster initialises TXT0 chdev descriptor
     if( (core_lid == 0) && (core_cxy == info->io_cxy) ) txt0_device_init( info );
@@ -755 +763 @@
                __FUNCTION__ , core_cxy , core_lid , hal_time_stamp() );
 
-    // all cores initialize the private idle thread descriptor
-        thread = (thread_t *)( idle_threads + (core_lid * CONFIG_THREAD_DESC_SIZE) );
 
     error = thread_kernel_init( thread,
@@ -763 +769 @@
                                 NULL,
                                 core_lid );
-
     if( error )
     {
@@ -775 +780 @@
         core->scheduler.idle = thread;
 
-        // register idle thread pointer in core register 
-        hal_set_current_thread( thread );
-    
         // activate the idle thread
         thread_unblock( XPTR( local_cxy , thread ) , THREAD_BLOCKED_GLOBAL );
@@ -816 +818 @@
     {
         print_banner( (info->x_size * info->y_size) , info->cores_nr );
+
+        kinit_dmsg("\n\n*** memory fooprint of main kernet objects ***\n"
+                   " - thread descriptor  : %d bytes\n"
+                   " - process descriptor : %d bytes\n"
+                   " - cluster manager    : %d bytes\n"
+                   " - chdev descriptor   : %d bytes\n"
+                   " - core descriptor    : %d bytes\n"
+                   " - scheduler          : %d bytes\n"
+                   " - rpc fifo           : %d bytes\n"
+                   " - page descriptor    : %d bytes\n"
+                   " - mapper root        : %d bytes\n"
+                   " - ppm manager        : %d bytes\n"
+                   " - kcm manager        : %d bytes\n"
+                   " - khm manager        : %d bytes\n"
+                   " - vmm manager        : %d bytes\n"
+                   " - gpt root           : %d bytes\n"
+                   " - list item          : %d bytes\n"
+                   " - xlist item         : %d bytes\n"
+                   " - spinlock           : %d bytes\n"
+                   " - remote spinlock    : %d bytes\n"
+                   " - rwlock             : %d bytes\n"
+                   " - remote rwlock      : %d bytes\n",
+                   sizeof( thread_t          ), 
+                   sizeof( process_t         ),
+                   sizeof( cluster_t         ),
+                   sizeof( chdev_t           ),
+                   sizeof( core_t            ),
+                   sizeof( scheduler_t       ),
+                   sizeof( rpc_fifo_t        ),
+                   sizeof( page_t            ),
+                   sizeof( mapper_t          ),
+                   sizeof( ppm_t             ),
+                   sizeof( kcm_t             ),
+                   sizeof( khm_t             ),
+                   sizeof( vmm_t             ),
+                   sizeof( gpt_t             ),
+                   sizeof( list_entry_t      ),
+                   sizeof( xlist_entry_t     ),
+                   sizeof( spinlock_t        ),
+                   sizeof( remote_spinlock_t ),
+                   sizeof( rwlock_t          ),
+                   sizeof( remote_rwlock_t   ));
     }