diff options
Diffstat (limited to 'c/src/lib/libbsp/i386/pc386/startup/bspstart.c')
| -rw-r--r-- | c/src/lib/libbsp/i386/pc386/startup/bspstart.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/c/src/lib/libbsp/i386/pc386/startup/bspstart.c b/c/src/lib/libbsp/i386/pc386/startup/bspstart.c index 3535f2b735..56a4e3ad60 100644 --- a/c/src/lib/libbsp/i386/pc386/startup/bspstart.c +++ b/c/src/lib/libbsp/i386/pc386/startup/bspstart.c @@ -1,7 +1,7 @@ /*-------------------------------------------------------------------------+ | This file contains the PC386 BSP startup package. It includes application, | board, and monitor specific initialization and configuration. The generic CPU -| dependent initialization has been performed before this routine is invoked. +| dependent initialization has been performed before this routine is invoked. +--------------------------------------------------------------------------+ | (C) Copyright 1997 - | - NavIST Group - Real-Time Distributed Systems and Industrial Automation @@ -40,11 +40,11 @@ | Global Variables +--------------------------------------------------------------------------*/ extern uint32_t _end; /* End of BSS. Defined in 'linkcmds'. */ -/* - * Size of heap if it is 0 it will be dynamically defined by memory size, - * otherwise the value should be changed by binary patch +/* + * Size of heap if it is 0 it will be dynamically defined by memory size, + * otherwise the value should be changed by binary patch */ -uint32_t _heap_size = 0; +uint32_t _heap_size = 0; /* Size of stack used during initialization. Defined in 'start.s'. */ extern uint32_t _stack_size; @@ -77,20 +77,20 @@ void bsp_postdriver_hook(void); | since drivers are not yet initialized. | Global Variables: None. | Arguments: None. -| Returns: Nothing. +| Returns: Nothing. +--------------------------------------------------------------------------*/ void bsp_pretasking_hook(void) { uint32_t topAddr, val; int i; - - + + if (rtemsFreeMemStart & (CPU_ALIGNMENT - 1)) /* not aligned => align it */ rtemsFreeMemStart = (rtemsFreeMemStart+CPU_ALIGNMENT) & ~(CPU_ALIGNMENT-1); if(_heap_size == 0) { - /* + /* * We have to dynamically size memory. Memory size can be anything * between 2M and 2048M. * let us first write @@ -110,12 +110,12 @@ void bsp_pretasking_hook(void) break; } } - + topAddr = (i-1)*1024*1024 - 4; _heap_size = topAddr - rtemsFreeMemStart; } - + bsp_libc_init((void *)rtemsFreeMemStart, _heap_size, 0); rtemsFreeMemStart += _heap_size; /* HEAP_SIZE in KBytes */ @@ -126,19 +126,19 @@ void bsp_pretasking_hook(void) #endif /* RTEMS_DEBUG */ } /* bsp_pretasking_hook */ - + /*-------------------------------------------------------------------------+ | Function: bsp_start | Description: Called before main is invoked. | Global Variables: None. | Arguments: None. -| Returns: Nothing. +| Returns: Nothing. +--------------------------------------------------------------------------*/ void bsp_start_default( void ) { void Calibrate_loop_1ms(void); - + /* * Calibrate variable for 1ms-loop (see timer.c) */ |