From b6394ae43432a3c69f1737d1ed1e23db8e7896ba Mon Sep 17 00:00:00 2001
From: Joel Sherrill <joel.sherrill@OARcorp.com>
Date: Wed, 15 Apr 1998 15:13:01 +0000
Subject: Transitioned to shared bsp_libc_init() and cleaned up comments.

---
 c/src/lib/libbsp/i386/i386ex/startup/Makefile.in |  2 +-
 c/src/lib/libbsp/i386/i386ex/startup/bspstart.c  | 66 ++++++++----------------
 2 files changed, 22 insertions(+), 46 deletions(-)

(limited to 'c/src/lib/libbsp/i386/i386ex')

diff --git a/c/src/lib/libbsp/i386/i386ex/startup/Makefile.in b/c/src/lib/libbsp/i386/i386ex/startup/Makefile.in
index b62746f5bd..9f4b9ae2fb 100644
--- a/c/src/lib/libbsp/i386/i386ex/startup/Makefile.in
+++ b/c/src/lib/libbsp/i386/i386ex/startup/Makefile.in
@@ -11,7 +11,7 @@ PROJECT_ROOT = @PROJECT_ROOT@
 PGM=${ARCH}/startup.rel
 
 # C source names, if any, go here -- minus the .c
-C_PIECES=bspclean bsppost bspstart main sbrk setvec
+C_PIECES=bspclean bsplibc bsppost bspstart main sbrk setvec
 C_FILES=$(C_PIECES:%=%.c)
 C_O_FILES=$(C_PIECES:%=${ARCH}/%.o)
 
diff --git a/c/src/lib/libbsp/i386/i386ex/startup/bspstart.c b/c/src/lib/libbsp/i386/i386ex/startup/bspstart.c
index 2bda7165fe..9fc13e0262 100644
--- a/c/src/lib/libbsp/i386/i386ex/startup/bspstart.c
+++ b/c/src/lib/libbsp/i386/i386ex/startup/bspstart.c
@@ -43,45 +43,11 @@ rtems_cpu_table Cpu_table;
 extern rtems_unsigned32  rdb_start;
 
 /*
- *  bsp_libc_init
- *
- *  Initialize whatever libc we are using called from bsp_postdriver_hook.
+ *  Use the shared implementations of the following routines
  */
-
- 
-void bsp_libc_init()
-{
-    extern int heap_bottom;
-    rtems_unsigned32 heap_start;
-    rtems_unsigned32 heap_size;
-
-    heap_start = (rtems_unsigned32) &heap_bottom;
-    if (heap_start & (CPU_ALIGNMENT-1))
-      heap_start = (heap_start + CPU_ALIGNMENT) & ~(CPU_ALIGNMENT-1);
-
-    heap_size = BSP_Configuration.work_space_start -(void *) heap_start ;
-    heap_size &= 0xfffffff0;  /* keep it as a multiple of 16 bytes */
-
-    heap_size &= 0xfffffff0;  /* keep it as a multiple of 16 bytes */
-    RTEMS_Malloc_Initialize((void *) heap_start, heap_size, 0);
-
-    /*
-     *  Init the RTEMS libio facility to provide UNIX-like system
-     *  calls for use by newlib (ie: provide __rtems_open, __rtems_close, etc)
-     *  Uses malloc() to get area for the iops, so must be after malloc init
-     */
- 
-    rtems_libio_init();
  
-    /*
-     * Set up for the libc handling.
-     */
- 
-    if (BSP_Configuration.ticks_per_timeslice > 0)
-        libc_init(1);                /* reentrant if possible */
-    else
-        libc_init(0);                /* non-reentrant */
-}
+void bsp_postdriver_hook(void);
+void bsp_libc_init( void *, unsigned32, int );
 
 /*
  *  Function:   bsp_pretasking_hook
@@ -97,22 +63,32 @@ void bsp_libc_init()
  *
  */
  
-void
-bsp_pretasking_hook(void)
+void bsp_pretasking_hook(void)
 {
-    bsp_libc_init();
- 
+    extern int heap_bottom;
+    rtems_unsigned32 heap_start;
+    rtems_unsigned32 heap_size;
+
+    heap_start = (rtems_unsigned32) &heap_bottom;
+    if (heap_start & (CPU_ALIGNMENT-1))
+      heap_start = (heap_start + CPU_ALIGNMENT) & ~(CPU_ALIGNMENT-1);
+
+    heap_size = BSP_Configuration.work_space_start -(void *) heap_start ;
+    heap_size &= 0xfffffff0;  /* keep it as a multiple of 16 bytes */
+
+    heap_size &= 0xfffffff0;  /* keep it as a multiple of 16 bytes */
+    bsp_libc_init((void *) heap_start, heap_size, 0);
+
 #ifdef RTEMS_DEBUG
     rtems_debug_enable( RTEMS_DEBUG_ALL_MASK );
 #endif
 }
 
-
 /*
- *  Use the shared bsp_postdriver_hook() implementation 
+ *  bsp_start
+ *
+ *  This routine does the bulk of the system initialization.
  */
- 
-void bsp_postdriver_hook(void);
 
 void bsp_start( void )
 {
-- 
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