diff options
Diffstat (limited to '')
-rw-r--r-- | c/src/lib/libbsp/i386/i386ex/startup/bspstart.c | 66 |
1 files changed, 21 insertions, 45 deletions
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 ) { |