diff options
Diffstat (limited to '')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/psim/startup/bspstart.c | 73 |
1 files changed, 21 insertions, 52 deletions
diff --git a/c/src/lib/libbsp/powerpc/psim/startup/bspstart.c b/c/src/lib/libbsp/powerpc/psim/startup/bspstart.c index e5ce965b43..9deea041c6 100644 --- a/c/src/lib/libbsp/powerpc/psim/startup/bspstart.c +++ b/c/src/lib/libbsp/powerpc/psim/startup/bspstart.c @@ -1,19 +1,16 @@ -/* bspstart.c - * +/* * This set of routines starts the application. It includes application, * board, and monitor specific initialization and configuration. * The generic CPU dependent initialization has been performed * before any of these are invoked. * - * Called by RTEMS::RTEMS constructor in rtems-ctor.cc - * - * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994, 1997. + * COPYRIGHT (c) 1989-1998. * On-Line Applications Research Corporation (OAR). * All rights assigned to U.S. Government, 1994. * - * This material may be reproduced by or for the U.S. Government pursuant - * to the copyright license under the clause at DFARS 252.227-7013. This - * notice must appear in all copies of this file and its derivatives. + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. * * $Id$ */ @@ -68,9 +65,10 @@ rtems_unsigned32 CPU_PPC_CLICKS_PER_TICK; * approximately 5 seconds of wall time. */ -rtems_extension -fast_idle_switch_hook(rtems_tcb *current_task, - rtems_tcb *heir_task) +rtems_extension fast_idle_switch_hook( + rtems_tcb *current_task, + rtems_tcb *heir_task +) { static rtems_unsigned32 normal_clock = ~0; static rtems_unsigned32 fast_clock; @@ -100,12 +98,20 @@ fast_idle_switch_hook(rtems_tcb *current_task, #endif /* - * bsp_libc_init + * Use the shared implementations of the following routines + */ + +void bsp_postdriver_hook(void); +void bsp_libc_init( void *, unsigned32, int ); + +/* + * bsp_pretasking_hook * - * Initialize whatever libc we are using called from bsp_postdriver_hook. + * BSP pretasking hook. Called just before drivers are initialized. + * Used to setup libc and install any BSP extensions. */ -void bsp_libc_init(void) +void bsp_pretasking_hook(void) { extern int end; rtems_unsigned32 heap_start; @@ -118,38 +124,7 @@ void bsp_libc_init(void) heap_size = BSP_Configuration.work_space_start - (void *)&end; 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 */ - -} - - -/* - * bsp_pretasking_hook - * - * BSP pretasking hook. Called just before drivers are initialized. - * Used to setup libc and install any BSP extensions. - */ - -void bsp_pretasking_hook(void) -{ - bsp_libc_init(); + bsp_libc_init((void *) heap_start, heap_size, 0); #if PSIM_FAST_IDLE /* @@ -188,12 +163,6 @@ void bsp_pretasking_hook(void) } /* - * Use the shared bsp_postdriver_hook() implementation - */ - -void bsp_postdriver_hook(void); - -/* * bsp_start * * This routine does the bulk of the system initialization. |