diff options
Diffstat (limited to 'c/src/lib/libbsp/arm/arm_bare_bsp/startup/bspstart.c')
| -rw-r--r-- | c/src/lib/libbsp/arm/arm_bare_bsp/startup/bspstart.c | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/c/src/lib/libbsp/arm/arm_bare_bsp/startup/bspstart.c b/c/src/lib/libbsp/arm/arm_bare_bsp/startup/bspstart.c deleted file mode 100644 index 416552d80c..0000000000 --- a/c/src/lib/libbsp/arm/arm_bare_bsp/startup/bspstart.c +++ /dev/null @@ -1,160 +0,0 @@ -/*-------------------------------------------------------------------------+ -| This file contains the ARM 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. -+--------------------------------------------------------------------------+ -| -| Copyright (c) 2000 Canon Research Centre France SA. -| Emmanuel Raguet, mailto:raguet@crf.canon.fr -| -| The license and distribution terms for this file may be -| found in found in the file LICENSE in this distribution or at -| http://www.rtems.com/license/LICENSE. -| -+--------------------------------------------------------------------------*/ - -#include <bsp.h> -#include <rtems/libcsupport.h> -#include <rtems/libio.h> - -#include <uart.h> - -/*-------------------------------------------------------------------------+ -| Global Variables -+--------------------------------------------------------------------------*/ - -/* - * must be initialized with the right address - */ -volatile unsigned long *Regs = (unsigned long*)0xdeadbeef; /* Chip registers */ - -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 - */ -uint32_t _heap_size = 0; - -/* Size of stack used during initialization. Defined in 'start.s'. */ -extern uint32_t _stack_size; - -uint32_t rtemsFreeMemStart; - /* Address of start of free memory - should be updated - after creating new partitions or regions. */ - -/* The original BSP configuration table from the application and our copy of it - with some changes. */ - -extern rtems_configuration_table Configuration; - rtems_configuration_table BSP_Configuration; - -rtems_cpu_table Cpu_table; /* CPU configuration table. */ -char *rtems_progname; /* Program name - from main(). */ - -/*-------------------------------------------------------------------------+ -| External Prototypes -+--------------------------------------------------------------------------*/ -extern void rtems_irq_mngt_init(void); -void bsp_libc_init( void *, uint32_t, int ); -void bsp_postdriver_hook(void); - -/*-------------------------------------------------------------------------+ -| Function: bsp_pretasking_hook -| Description: BSP pretasking hook. Called just before drivers are -| initialized. Used to setup libc and install any BSP -| extensions. NOTE: Must not use libc (to do io) from here, -| since drivers are not yet initialized. -| Global Variables: None. -| Arguments: None. -| Returns: Nothing. -+--------------------------------------------------------------------------*/ -void bsp_pretasking_hook(void) -{ - - if(_heap_size == 0) - { - _heap_size = 0x420000 - rtemsFreeMemStart; - } - - bsp_libc_init((void *)rtemsFreeMemStart, _heap_size, 0); - - rtemsFreeMemStart += _heap_size; /* HEAP_SIZE in KBytes */ - -#ifdef RTEMS_DEBUG - - rtems_debug_enable(RTEMS_DEBUG_ALL_MASK); - -#endif /* RTEMS_DEBUG */ - -} /* bsp_pretasking_hook */ - -/*-------------------------------------------------------------------------+ -| Function: bsp_start -| Description: Called before main is invoked. -| Global Variables: None. -| Arguments: None. -| Returns: Nothing. -+--------------------------------------------------------------------------*/ -void bsp_start_default( void ) -{ - rtemsFreeMemStart = (uint32_t)(&_end); /* &_end+_stack_size;*/ - /* set the value of start of free memory. */ - - /* If we don't have command line arguments set default program name. */ - - Cpu_table.pretasking_hook = bsp_pretasking_hook; /* init libc, etc. */ - Cpu_table.predriver_hook = NULL; /* use system's */ - Cpu_table.postdriver_hook = bsp_postdriver_hook; - Cpu_table.idle_task = NULL; - /* do not override system IDLE task */ - Cpu_table.do_zero_of_workspace = TRUE; - Cpu_table.interrupt_stack_size = 4096; - Cpu_table.extra_mpci_receive_server_stack = 0; - - /* Place RTEMS workspace at beginning of free memory. */ - BSP_Configuration.work_space_start = (void *)rtemsFreeMemStart; - - rtemsFreeMemStart += BSP_Configuration.work_space_size; - - /* - * Init rtems exceptions management - */ - rtems_exception_init_mngt(); - - /* - * Init rtems interrupt management - */ - rtems_irq_mngt_init(); - - /* - * The following information is very useful when debugging. - */ - -#if 0 - printk( "work_space_size = 0x%x\n", BSP_Configuration.work_space_size ); - printk( "maximum_extensions = 0x%x\n", BSP_Configuration.maximum_extensions ); - printk( "microseconds_per_tick = 0x%x\n", - BSP_Configuration.microseconds_per_tick ); - printk( "ticks_per_timeslice = 0x%x\n", - BSP_Configuration.ticks_per_timeslice ); - printk( "maximum_devices = 0x%x\n", BSP_Configuration.maximum_devices ); - printk( "number_of_device_drivers = 0x%x\n", - BSP_Configuration.number_of_device_drivers ); - printk( "Device_driver_table = 0x%x\n", - BSP_Configuration.Device_driver_table ); - - printk( "_heap_size = 0x%x\n", _heap_size ); - /* printk( "_stack_size = 0x%x\n", _stack_size );*/ - printk( "rtemsFreeMemStart = 0x%x\n", rtemsFreeMemStart ); - printk( "work_space_start = 0x%x\n", BSP_Configuration.work_space_start ); - printk( "work_space_size = 0x%x\n", BSP_Configuration.work_space_size ); -#endif - -} /* bsp_start */ - -/* - * By making this a weak alias for bsp_start_default, a brave soul - * can override the actual bsp_start routine used. - */ - -void bsp_start (void) __attribute__ ((weak, alias("bsp_start_default"))); |