Changeset 279 for trunk/kernel/devices/dev_txt.c

Timestamp:

Jul 27, 2017, 12:23:29 AM (7 years ago)

Author:

alain

Message:

1) Introduce independant command fields for the various devices in the thread descriptor.
2) Introduce a new dev_pic_enable_ipi() function in the generic PIC device
3) Fix two bugs identified by Maxime in the scheduler initialisation, and in the sched_select().
4) fix several bugs in the TSAR hal_kentry.S.
5) Introduce a third kgiet segment (besides kdata and kcode) in the TSAR bootloader.

File:

• trunk/kernel/devices/dev_txt.c (modified) (4 diffs)

trunk/kernel/devices/dev_txt.c

@@ -112 +112 @@
 
     // register command in calling thread descriptor
-    this->command.txt.dev_xp  = dev_xp;
-    this->command.txt.type    = type;
-    this->command.txt.buf_xp  = XPTR( local_cxy , buffer );
-    this->command.txt.count   = count;
+    this->txt_cmd.dev_xp  = dev_xp;
+    this->txt_cmd.type    = type;
+    this->txt_cmd.buf_xp  = XPTR( local_cxy , buffer );
+    this->txt_cmd.count   = count;
 
     // register client thread in waiting queue, activate server thread
@@ -123 +123 @@
 
     txt_dmsg("\n[INFO] in %s : thread %x in process %x completes / error = %d\n",
-             __FUNCTION__ , this->trdid , this->process->pid , this->command.txt.error );
+             __FUNCTION__ , this->trdid , this->process->pid , this->txt_cmd.error );
 
     // return I/O operation status from calling thread descriptor
-    return this->command.txt.error;
+    return this->txt_cmd.error;
 }
 
@@ -157 +157 @@
     assert( (dev_xp != XPTR_NULL) , __FUNCTION__ , "undefined TXT0 chdev descriptor" );
 
-    // register command in calling thread
-    this->command.txt.dev_xp  = dev_xp;
-    this->command.txt.type    = TXT_SYNC_WRITE;
-    this->command.txt.buf_xp  = XPTR( local_cxy , buffer );
-    this->command.txt.count   = count;
+    // register command in calling thread descriptor
+    this->txt_cmd.dev_xp  = dev_xp;
+    this->txt_cmd.type    = TXT_SYNC_WRITE;
+    this->txt_cmd.buf_xp  = XPTR( local_cxy , buffer );
+    this->txt_cmd.count   = count;
 
     // get driver command function
@@ -168 +168 @@
     dev_cmd_t * cmd = (dev_cmd_t *)hal_remote_lpt( XPTR( dev_cxy , &dev_ptr->cmd ) );
 
-    // call directly driver command
+    // call driver function
     cmd( XPTR( local_cxy , this ) );
 
     // return I/O operation status from calling thread descriptor
-    return this->command.txt.error;
+    return this->txt_cmd.error;
 }