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authorJoel Sherrill <joel.sherrill@OARcorp.com>2008-09-18 20:43:07 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>2008-09-18 20:43:07 +0000
commit17d9f5f9fabf9ffde87c0d1d3993e29e721efad1 (patch)
treed858ed3e25c23a9b8df0623095e05b20f6c815c4 /c/src/lib/libbsp
parent2008-09-18 Joel Sherrill <joel.sherrill@oarcorp.com> (diff)
downloadrtems-17d9f5f9fabf9ffde87c0d1d3993e29e721efad1.tar.bz2
2008-09-18 Joel Sherrill <joel.sherrill@oarcorp.com>
* Makefile.am, configure.ac, startup/bspstart.c, startup/linkcmds: Use top level shared bsp_get_work_area() implementation.
Diffstat (limited to 'c/src/lib/libbsp')
-rw-r--r--c/src/lib/libbsp/i386/ts_386ex/ChangeLog5
-rw-r--r--c/src/lib/libbsp/i386/ts_386ex/Makefile.am3
-rw-r--r--c/src/lib/libbsp/i386/ts_386ex/configure.ac2
-rw-r--r--c/src/lib/libbsp/i386/ts_386ex/startup/bspstart.c74
-rw-r--r--c/src/lib/libbsp/i386/ts_386ex/startup/linkcmds8
5 files changed, 18 insertions, 74 deletions
diff --git a/c/src/lib/libbsp/i386/ts_386ex/ChangeLog b/c/src/lib/libbsp/i386/ts_386ex/ChangeLog
index 9b847d689b..714005d349 100644
--- a/c/src/lib/libbsp/i386/ts_386ex/ChangeLog
+++ b/c/src/lib/libbsp/i386/ts_386ex/ChangeLog
@@ -1,5 +1,10 @@
2008-09-18 Joel Sherrill <joel.sherrill@oarcorp.com>
+ * Makefile.am, configure.ac, startup/bspstart.c, startup/linkcmds: Use
+ top level shared bsp_get_work_area() implementation.
+
+2008-09-18 Joel Sherrill <joel.sherrill@oarcorp.com>
+
* include/bsp.h: Remove unnecessary variables and EXTERN magic.
2008-09-18 Joel Sherrill <joel.sherrill@oarcorp.com>
diff --git a/c/src/lib/libbsp/i386/ts_386ex/Makefile.am b/c/src/lib/libbsp/i386/ts_386ex/Makefile.am
index ebc0c31f0a..44cb822768 100644
--- a/c/src/lib/libbsp/i386/ts_386ex/Makefile.am
+++ b/c/src/lib/libbsp/i386/ts_386ex/Makefile.am
@@ -39,7 +39,8 @@ dist_project_lib_DATA += startup/linkcmds
include_HEADERS += ../../i386/shared/comm/uart.h
startup_SOURCES = ../../shared/bspclean.c ../../shared/bsplibc.c \
- ../../shared/bsppredriverhook.c \
+ ../../shared/bsppredriverhook.c ../../shared/bsppretaskinghook.c \
+ ../../shared/bspgetworkarea.c \
../../shared/bsppost.c startup/bspstart.c ../../shared/bootcard.c \
../../shared/sbrk.c ../../i386/shared/irq/idt.c \
../../i386/shared/irq/irq.c ../../i386/shared/irq/irq_init.c \
diff --git a/c/src/lib/libbsp/i386/ts_386ex/configure.ac b/c/src/lib/libbsp/i386/ts_386ex/configure.ac
index 61687ffbcf..d33271ae6e 100644
--- a/c/src/lib/libbsp/i386/ts_386ex/configure.ac
+++ b/c/src/lib/libbsp/i386/ts_386ex/configure.ac
@@ -40,6 +40,8 @@ RTEMS_BSPOPTS_SET([UARTDEBUG],[*],[])
RTEMS_BSPOPTS_HELP([UARTDEBUG],
[Enables some debugging in the BSP's uart.])
+RTEMS_BSP_BOOTCARD_HANDLES_RAM_ALLOCATION
+
# Explicitly list all Makefiles here
AC_CONFIG_FILES([Makefile])
AC_OUTPUT
diff --git a/c/src/lib/libbsp/i386/ts_386ex/startup/bspstart.c b/c/src/lib/libbsp/i386/ts_386ex/startup/bspstart.c
index b003c76877..8db8f8ef37 100644
--- a/c/src/lib/libbsp/i386/ts_386ex/startup/bspstart.c
+++ b/c/src/lib/libbsp/i386/ts_386ex/startup/bspstart.c
@@ -4,7 +4,7 @@
* The generic CPU dependent initialization has been performed
* before this routine is invoked.
*
- * COPYRIGHT (c) 1989-1999.
+ * COPYRIGHT (c) 1989-2008.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
@@ -20,64 +20,17 @@
* $Id$
*/
-void bsp_clean_up(void);
-
#include <bsp.h>
-/*
- * Tells us where to put the workspace in case remote debugger is present.
- */
-
-extern uint32_t rdb_start;
-
-/*
- * Use the shared implementations of the following routines
- */
-
-void bsp_libc_init( void *, uint32_t, int );
-
-/*
- * Function: bsp_pretasking_hook
- * Created: 95/03/10
- *
- * Description:
- * BSP pretasking hook. Called just before drivers are initialized.
- * Used to setup libc and install any BSP extensions.
- *
- * NOTES:
- * Must not use libc (to do io) from here, since drivers are
- * not yet initialized.
- *
- */
-
-void bsp_pretasking_hook(void)
-{
- extern int heap_bottom;
- uint32_t heap_start;
- uint32_t heap_size;
-
- heap_start = (uint32_t) &heap_bottom;
- if (heap_start & (CPU_ALIGNMENT-1))
- heap_start = (heap_start + CPU_ALIGNMENT) & ~(CPU_ALIGNMENT-1);
-
- heap_size = Configuration.work_space_start -(void *) heap_start ;
- heap_size &= 0xfffffff0; /* keep it as a multiple of 16 bytes */
-
- bsp_libc_init((void *) heap_start, heap_size, 0);
-}
+extern void rtems_irq_mngt_init(void);
/*
* bsp_start
*
* This routine does the bulk of the system initialization.
*/
-
void bsp_start( void )
{
- extern void rtems_irq_mngt_init(void);
-
- Configuration.work_space_start = (void *)
- RAM_END - rtems_configuration_get_work_space_size();
/*
* Init rtems_interrupt_management
@@ -88,27 +41,4 @@ void bsp_start( void )
* Init rtems exceptions management
*/
rtems_exception_init_mngt();
-
- /*
- * The following information is very useful when debugging.
- */
-
-#ifdef BSP_DEBUG
- printk( "RAM_START = 0x%x\nRAM_END = 0x%x\n", RAM_START, RAM_END );
- printk( "work_space_start = 0x%x\n",
- Configuration.work_space_start );
- printk( "work_space_size = 0x%x\n",
- rtems_configuration_get_work_space_size() );
- printk( "microseconds_per_tick = 0x%x\n",
- rtems_configuration_get_microseconds_per_tick() );
- printk( "ticks_per_timeslice = 0x%x\n",
- rtems_configuration_get_ticks_per_timeslice() );
-
- /* printk( "_heap_size = 0x%x\n", _heap_size );
- printk( "_stack_size = 0x%x\n", _stack_size ); */
-#endif
-}
-
-void bsp_clean_up(void) {
- printk("bsp_cleanup called\n");
}
diff --git a/c/src/lib/libbsp/i386/ts_386ex/startup/linkcmds b/c/src/lib/libbsp/i386/ts_386ex/startup/linkcmds
index fd7521bc86..093be01330 100644
--- a/c/src/lib/libbsp/i386/ts_386ex/startup/linkcmds
+++ b/c/src/lib/libbsp/i386/ts_386ex/startup/linkcmds
@@ -19,7 +19,11 @@
* 0x0100000 -> 0x0200000 : bss section, stack space, heap storage
*/
- ENTRY(_init_i386ex) ;
+RamBase = DEFINED(RamBase) ? RamBase : 0x00100000;
+RamSize = DEFINED(RamSize) ? RamSize : 512K;
+HeapSize = DEFINED(HeapSize) ? HeapSize : 0x0;
+
+ENTRY(_init_i386ex);
SECTIONS
{
@@ -169,6 +173,8 @@ SECTIONS
stack_size = 0x8000 ;
stack_origin = _ebss + stack_size ;
heap_bottom = stack_origin + 4 ;
+ . = ALIGN(0x10);
+ WorkAreaBase = .;