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Diffstat (limited to 'c/src/exec/score/src/threadstackallocate.c')
-rw-r--r-- | c/src/exec/score/src/threadstackallocate.c | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/c/src/exec/score/src/threadstackallocate.c b/c/src/exec/score/src/threadstackallocate.c deleted file mode 100644 index 583b672f19..0000000000 --- a/c/src/exec/score/src/threadstackallocate.c +++ /dev/null @@ -1,81 +0,0 @@ -/* - * Thread Handler - * - * - * COPYRIGHT (c) 1989-1999. - * On-Line Applications Research Corporation (OAR). - * - * The license and distribution terms for this file may be - * found in found in the file LICENSE in this distribution or at - * http://www.OARcorp.com/rtems/license.html. - * - * $Id$ - */ - -#include <rtems/system.h> -#include <rtems/score/apiext.h> -#include <rtems/score/context.h> -#include <rtems/score/interr.h> -#include <rtems/score/isr.h> -#include <rtems/score/object.h> -#include <rtems/score/priority.h> -#include <rtems/score/states.h> -#include <rtems/score/sysstate.h> -#include <rtems/score/thread.h> -#include <rtems/score/threadq.h> -#include <rtems/score/userext.h> -#include <rtems/score/wkspace.h> - -/*PAGE - * - * _Thread_Stack_Allocate - * - * Allocate the requested stack space for the thread. - * return the actual size allocated after any adjustment - * or return zero if the allocation failed. - * Set the Start.stack field to the address of the stack - */ - -unsigned32 _Thread_Stack_Allocate( - Thread_Control *the_thread, - unsigned32 stack_size -) -{ - void *stack_addr = 0; - - if ( !_Stack_Is_enough( stack_size ) ) - stack_size = STACK_MINIMUM_SIZE; - - /* - * Call ONLY the CPU table stack allocate hook, _or_ the - * the RTEMS workspace allocate. This is so the stack free - * routine can call the correct deallocation routine. - */ - - if ( _CPU_Table.stack_allocate_hook ) - { - stack_addr = (*_CPU_Table.stack_allocate_hook)( stack_size ); - } else { - - /* - * First pad the requested size so we allocate enough memory - * so the context initialization can align it properly. The address - * returned the workspace allocate must be directly stored in the - * stack control block because it is later used in the free sequence. - * - * Thus it is the responsibility of the CPU dependent code to - * get and keep the stack adjust factor, the stack alignment, and - * the context initialization sequence in sync. - */ - - stack_size = _Stack_Adjust_size( stack_size ); - stack_addr = _Workspace_Allocate( stack_size ); - } - - if ( !stack_addr ) - stack_size = 0; - - the_thread->Start.stack = stack_addr; - - return stack_size; -} |