forked from Imagelibrary/rtems
Repository damaged -- file re-added
This commit is contained in:
Joel Sherrill
268
c/src/lib/libbsp/mips/p4000/startup/bspstart.c
Normal file
268
c/src/lib/libbsp/mips/p4000/startup/bspstart.c
Normal file
@@ -0,0 +1,268 @@
|
||||
/* bsp_start()
|
||||
*
|
||||
* This routine starts the application. It includes application,
|
||||
* board, and monitor specific initialization and configuration.
|
||||
* The generic CPU dependent initialization has been performed
|
||||
* before this routine is invoked.
|
||||
*
|
||||
* INPUT: NONE
|
||||
*
|
||||
* OUTPUT: NONE
|
||||
*
|
||||
* COPYRIGHT (c) 1989-1997.
|
||||
* On-Line Applications Research Corporation (OAR).
|
||||
* Copyright assigned to U.S. Government, 1994.
|
||||
*
|
||||
* The license and distribution terms for this file may in
|
||||
* the file LICENSE in this distribution or at
|
||||
* http://www.OARcorp.com/rtems/license.html.
|
||||
*
|
||||
* $Id$
|
||||
*/
|
||||
|
||||
/*
|
||||
* Rather than deleting this, it is commented out to (hopefully) help
|
||||
* the submitter send updates.
|
||||
*
|
||||
* static char _sccsid[] = "@(#)bspstart.c 06/11/96 1.2\n";
|
||||
*/
|
||||
|
||||
|
||||
#include <bsp.h>
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||||
#include <rtems/libio.h>
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||||
|
||||
#include <libcsupport.h>
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||||
|
||||
#include <string.h>
|
||||
#include <fcntl.h>
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||||
|
||||
#ifdef STACK_CHECKER_ON
|
||||
#include <stackchk.h>
|
||||
#endif
|
||||
|
||||
/*
|
||||
* The original table from the application and our copy of it with
|
||||
* some changes.
|
||||
*/
|
||||
|
||||
extern rtems_configuration_table Configuration;
|
||||
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||||
rtems_configuration_table BSP_Configuration;
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||||
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||||
rtems_cpu_table Cpu_table;
|
||||
|
||||
char *rtems_progname;
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||||
|
||||
/* Initialize whatever libc we are using
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||||
* called from postdriver hook
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||||
*/
|
||||
|
||||
#define LIBC_HEAP_SIZE (64 * 1024)
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||||
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||||
void bsp_libc_init()
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||||
{
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extern int end;
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||||
rtems_unsigned32 heap_start;
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||||
|
||||
heap_start = (rtems_unsigned32) &end;
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||||
if (heap_start & (CPU_ALIGNMENT-1))
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||||
heap_start = (heap_start + CPU_ALIGNMENT) & ~(CPU_ALIGNMENT-1);
|
||||
|
||||
/*
|
||||
* The last parameter to RTEMS_Malloc_Initialize is the "chunk"
|
||||
* size which a multiple of will be requested on each sbrk()
|
||||
* call by malloc(). A value of 0 indicates that sbrk() should
|
||||
* not be called to extend the heap.
|
||||
*/
|
||||
|
||||
RTEMS_Malloc_Initialize((void *) heap_start, LIBC_HEAP_SIZE, 0);
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||||
|
||||
/*
|
||||
* 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 */
|
||||
}
|
||||
|
||||
/*
|
||||
* 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)
|
||||
{
|
||||
bsp_libc_init();
|
||||
|
||||
#ifdef STACK_CHECKER_ON
|
||||
/*
|
||||
* Initialize the stack bounds checker
|
||||
* We can either turn it on here or from the app.
|
||||
*/
|
||||
|
||||
Stack_check_Initialize();
|
||||
#endif
|
||||
|
||||
#ifdef RTEMS_DEBUG
|
||||
rtems_debug_enable( RTEMS_DEBUG_ALL_MASK );
|
||||
#endif
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* After drivers are setup, register some "filenames"
|
||||
* and open stdin, stdout, stderr files
|
||||
*
|
||||
* Newlib will automatically associate the files with these
|
||||
* (it hardcodes the numbers)
|
||||
*/
|
||||
|
||||
void
|
||||
bsp_postdriver_hook(void)
|
||||
{
|
||||
int stdin_fd, stdout_fd, stderr_fd;
|
||||
int error_code;
|
||||
|
||||
error_code = 'S' << 24 | 'T' << 16;
|
||||
|
||||
if ((stdin_fd = __rtems_open("/dev/console", O_RDONLY, 0)) == -1)
|
||||
rtems_fatal_error_occurred( error_code | 'D' << 8 | '0' );
|
||||
|
||||
if ((stdout_fd = __rtems_open("/dev/console", O_WRONLY, 0)) == -1)
|
||||
rtems_fatal_error_occurred( error_code | 'D' << 8 | '1' );
|
||||
|
||||
if ((stderr_fd = __rtems_open("/dev/console", O_WRONLY, 0)) == -1)
|
||||
rtems_fatal_error_occurred( error_code | 'D' << 8 | '2' );
|
||||
|
||||
if ((stdin_fd != 0) || (stdout_fd != 1) || (stderr_fd != 2))
|
||||
rtems_fatal_error_occurred( error_code | 'I' << 8 | 'O' );
|
||||
}
|
||||
|
||||
|
||||
extern int end; /* defined by linker */
|
||||
|
||||
int bsp_start(
|
||||
int argc,
|
||||
char **argv,
|
||||
char **environp
|
||||
)
|
||||
{
|
||||
if ((argc > 0) && argv && argv[0])
|
||||
rtems_progname = argv[0];
|
||||
else
|
||||
rtems_progname = "RTEMS";
|
||||
|
||||
/*
|
||||
* Allocate the memory for the RTEMS Work Space. This can come from
|
||||
* a variety of places: hard coded address, malloc'ed from outside
|
||||
* RTEMS world (e.g. simulator or primitive memory manager), or (as
|
||||
* typically done by stock BSPs) by subtracting the required amount
|
||||
* of work space from the last physical address on the CPU board.
|
||||
*/
|
||||
|
||||
/*
|
||||
* Copy the Configuration Table .. so we can change it
|
||||
*/
|
||||
|
||||
BSP_Configuration = Configuration;
|
||||
|
||||
/*
|
||||
* Add 1 region for the RTEMS Malloc
|
||||
*/
|
||||
|
||||
BSP_Configuration.RTEMS_api_configuration->maximum_regions++;
|
||||
|
||||
/*
|
||||
* Add 1 extension for newlib libc
|
||||
*/
|
||||
|
||||
#ifdef RTEMS_NEWLIB
|
||||
BSP_Configuration.maximum_extensions++;
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Add 1 extension for newlib libc
|
||||
*/
|
||||
|
||||
#ifdef RTEMS_NEWLIB
|
||||
BSP_Configuration.maximum_extensions++;
|
||||
#endif
|
||||
|
||||
#ifdef STACK_CHECKER_ON
|
||||
/*
|
||||
* Add 1 extension for stack checker
|
||||
*/
|
||||
|
||||
BSP_Configuration.maximum_extensions++;
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Tell libio how many fd's we want and allow it to tweak config
|
||||
*/
|
||||
|
||||
rtems_libio_config(&BSP_Configuration, BSP_LIBIO_MAX_FDS);
|
||||
|
||||
/*
|
||||
* Need to "allocate" the memory for the RTEMS Workspace and
|
||||
* tell the RTEMS configuration where it is. This memory is
|
||||
* not malloc'ed. It is just "pulled from the air".
|
||||
*/
|
||||
|
||||
BSP_Configuration.work_space_start = (void *)((unsigned64)((&end) + LIBC_HEAP_SIZE + 0x2000) & ~0x7);
|
||||
|
||||
/*
|
||||
* initialize the CPU table for this BSP
|
||||
*/
|
||||
|
||||
/*
|
||||
* we do not use the pretasking_hook
|
||||
*/
|
||||
|
||||
Cpu_table.pretasking_hook = bsp_pretasking_hook; /* init libc, etc. */
|
||||
|
||||
Cpu_table.predriver_hook = NULL;
|
||||
|
||||
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;
|
||||
|
||||
/*
|
||||
* Don't forget the other CPU Table entries.
|
||||
*/
|
||||
|
||||
/*
|
||||
* Start RTEMS
|
||||
*/
|
||||
|
||||
rtems_initialize_executive( &BSP_Configuration, &Cpu_table );
|
||||
|
||||
bsp_cleanup();
|
||||
|
||||
return 0;
|
||||
}
|
||||
19
c/src/lib/libbsp/mips64orion/p4000/Makefile.in
Normal file
19
c/src/lib/libbsp/mips64orion/p4000/Makefile.in
Normal file
@@ -0,0 +1,19 @@
|
||||
#
|
||||
# Makefile,v 1.2 1995/05/31 16:56:01 joel Exp
|
||||
#
|
||||
|
||||
@SET_MAKE@
|
||||
srcdir = @srcdir@
|
||||
top_srcdir = @top_srcdir@
|
||||
VPATH=@srcdir@
|
||||
|
||||
include $(RTEMS_CUSTOM)
|
||||
include $(PROJECT_ROOT)/make/directory.cfg
|
||||
|
||||
SRCS=README
|
||||
|
||||
all: $(SRCS)
|
||||
|
||||
# wrapup is the one that actually builds and installs the library
|
||||
# from the individual .rel files built in other directories
|
||||
SUB_DIRS=include startup console liblnk wrapup
|
||||
268
c/src/lib/libbsp/mips64orion/p4000/startup/bspstart.c
Normal file
268
c/src/lib/libbsp/mips64orion/p4000/startup/bspstart.c
Normal file
@@ -0,0 +1,268 @@
|
||||
/* bsp_start()
|
||||
*
|
||||
* This routine starts the application. It includes application,
|
||||
* board, and monitor specific initialization and configuration.
|
||||
* The generic CPU dependent initialization has been performed
|
||||
* before this routine is invoked.
|
||||
*
|
||||
* INPUT: NONE
|
||||
*
|
||||
* OUTPUT: NONE
|
||||
*
|
||||
* COPYRIGHT (c) 1989-1997.
|
||||
* On-Line Applications Research Corporation (OAR).
|
||||
* Copyright assigned to U.S. Government, 1994.
|
||||
*
|
||||
* The license and distribution terms for this file may in
|
||||
* the file LICENSE in this distribution or at
|
||||
* http://www.OARcorp.com/rtems/license.html.
|
||||
*
|
||||
* $Id$
|
||||
*/
|
||||
|
||||
/*
|
||||
* Rather than deleting this, it is commented out to (hopefully) help
|
||||
* the submitter send updates.
|
||||
*
|
||||
* static char _sccsid[] = "@(#)bspstart.c 06/11/96 1.2\n";
|
||||
*/
|
||||
|
||||
|
||||
#include <bsp.h>
|
||||
#include <rtems/libio.h>
|
||||
|
||||
#include <libcsupport.h>
|
||||
|
||||
#include <string.h>
|
||||
#include <fcntl.h>
|
||||
|
||||
#ifdef STACK_CHECKER_ON
|
||||
#include <stackchk.h>
|
||||
#endif
|
||||
|
||||
/*
|
||||
* The original 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;
|
||||
|
||||
char *rtems_progname;
|
||||
|
||||
/* Initialize whatever libc we are using
|
||||
* called from postdriver hook
|
||||
*/
|
||||
|
||||
#define LIBC_HEAP_SIZE (64 * 1024)
|
||||
|
||||
void bsp_libc_init()
|
||||
{
|
||||
extern int end;
|
||||
rtems_unsigned32 heap_start;
|
||||
|
||||
heap_start = (rtems_unsigned32) &end;
|
||||
if (heap_start & (CPU_ALIGNMENT-1))
|
||||
heap_start = (heap_start + CPU_ALIGNMENT) & ~(CPU_ALIGNMENT-1);
|
||||
|
||||
/*
|
||||
* The last parameter to RTEMS_Malloc_Initialize is the "chunk"
|
||||
* size which a multiple of will be requested on each sbrk()
|
||||
* call by malloc(). A value of 0 indicates that sbrk() should
|
||||
* not be called to extend the heap.
|
||||
*/
|
||||
|
||||
RTEMS_Malloc_Initialize((void *) heap_start, LIBC_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 */
|
||||
}
|
||||
|
||||
/*
|
||||
* 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)
|
||||
{
|
||||
bsp_libc_init();
|
||||
|
||||
#ifdef STACK_CHECKER_ON
|
||||
/*
|
||||
* Initialize the stack bounds checker
|
||||
* We can either turn it on here or from the app.
|
||||
*/
|
||||
|
||||
Stack_check_Initialize();
|
||||
#endif
|
||||
|
||||
#ifdef RTEMS_DEBUG
|
||||
rtems_debug_enable( RTEMS_DEBUG_ALL_MASK );
|
||||
#endif
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* After drivers are setup, register some "filenames"
|
||||
* and open stdin, stdout, stderr files
|
||||
*
|
||||
* Newlib will automatically associate the files with these
|
||||
* (it hardcodes the numbers)
|
||||
*/
|
||||
|
||||
void
|
||||
bsp_postdriver_hook(void)
|
||||
{
|
||||
int stdin_fd, stdout_fd, stderr_fd;
|
||||
int error_code;
|
||||
|
||||
error_code = 'S' << 24 | 'T' << 16;
|
||||
|
||||
if ((stdin_fd = __rtems_open("/dev/console", O_RDONLY, 0)) == -1)
|
||||
rtems_fatal_error_occurred( error_code | 'D' << 8 | '0' );
|
||||
|
||||
if ((stdout_fd = __rtems_open("/dev/console", O_WRONLY, 0)) == -1)
|
||||
rtems_fatal_error_occurred( error_code | 'D' << 8 | '1' );
|
||||
|
||||
if ((stderr_fd = __rtems_open("/dev/console", O_WRONLY, 0)) == -1)
|
||||
rtems_fatal_error_occurred( error_code | 'D' << 8 | '2' );
|
||||
|
||||
if ((stdin_fd != 0) || (stdout_fd != 1) || (stderr_fd != 2))
|
||||
rtems_fatal_error_occurred( error_code | 'I' << 8 | 'O' );
|
||||
}
|
||||
|
||||
|
||||
extern int end; /* defined by linker */
|
||||
|
||||
int bsp_start(
|
||||
int argc,
|
||||
char **argv,
|
||||
char **environp
|
||||
)
|
||||
{
|
||||
if ((argc > 0) && argv && argv[0])
|
||||
rtems_progname = argv[0];
|
||||
else
|
||||
rtems_progname = "RTEMS";
|
||||
|
||||
/*
|
||||
* Allocate the memory for the RTEMS Work Space. This can come from
|
||||
* a variety of places: hard coded address, malloc'ed from outside
|
||||
* RTEMS world (e.g. simulator or primitive memory manager), or (as
|
||||
* typically done by stock BSPs) by subtracting the required amount
|
||||
* of work space from the last physical address on the CPU board.
|
||||
*/
|
||||
|
||||
/*
|
||||
* Copy the Configuration Table .. so we can change it
|
||||
*/
|
||||
|
||||
BSP_Configuration = Configuration;
|
||||
|
||||
/*
|
||||
* Add 1 region for the RTEMS Malloc
|
||||
*/
|
||||
|
||||
BSP_Configuration.RTEMS_api_configuration->maximum_regions++;
|
||||
|
||||
/*
|
||||
* Add 1 extension for newlib libc
|
||||
*/
|
||||
|
||||
#ifdef RTEMS_NEWLIB
|
||||
BSP_Configuration.maximum_extensions++;
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Add 1 extension for newlib libc
|
||||
*/
|
||||
|
||||
#ifdef RTEMS_NEWLIB
|
||||
BSP_Configuration.maximum_extensions++;
|
||||
#endif
|
||||
|
||||
#ifdef STACK_CHECKER_ON
|
||||
/*
|
||||
* Add 1 extension for stack checker
|
||||
*/
|
||||
|
||||
BSP_Configuration.maximum_extensions++;
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Tell libio how many fd's we want and allow it to tweak config
|
||||
*/
|
||||
|
||||
rtems_libio_config(&BSP_Configuration, BSP_LIBIO_MAX_FDS);
|
||||
|
||||
/*
|
||||
* Need to "allocate" the memory for the RTEMS Workspace and
|
||||
* tell the RTEMS configuration where it is. This memory is
|
||||
* not malloc'ed. It is just "pulled from the air".
|
||||
*/
|
||||
|
||||
BSP_Configuration.work_space_start = (void *)((unsigned64)((&end) + LIBC_HEAP_SIZE + 0x2000) & ~0x7);
|
||||
|
||||
/*
|
||||
* initialize the CPU table for this BSP
|
||||
*/
|
||||
|
||||
/*
|
||||
* we do not use the pretasking_hook
|
||||
*/
|
||||
|
||||
Cpu_table.pretasking_hook = bsp_pretasking_hook; /* init libc, etc. */
|
||||
|
||||
Cpu_table.predriver_hook = NULL;
|
||||
|
||||
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;
|
||||
|
||||
/*
|
||||
* Don't forget the other CPU Table entries.
|
||||
*/
|
||||
|
||||
/*
|
||||
* Start RTEMS
|
||||
*/
|
||||
|
||||
rtems_initialize_executive( &BSP_Configuration, &Cpu_table );
|
||||
|
||||
bsp_cleanup();
|
||||
|
||||
return 0;
|
||||
}
|
||||
Reference in New Issue
Block a user