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2006-10-23 Joel Sherrill <joel@OARcorp.com>

Browse Source 
* bfin/ChangeLog, bfin/Makefile.am, bfin/acinclude.m4,
	bfin/configure.ac, bfin/eZKit533/.cvsignore, bfin/eZKit533/ChangeLog,
	bfin/eZKit533/Makefile.am, bfin/eZKit533/README,
	bfin/eZKit533/bsp_specs, bfin/eZKit533/configure,
	bfin/eZKit533/configure.ac, bfin/eZKit533/preinstall.am,
	bfin/eZKit533/times, bfin/eZKit533/console/console-io.c,
	bfin/eZKit533/include/.cvsignore, bfin/eZKit533/include/bsp.h,
	bfin/eZKit533/include/bspopts.h.in, bfin/eZKit533/include/coverhd.h,
	bfin/eZKit533/include/tm27.h, bfin/eZKit533/startup/bspstart.c,
	bfin/eZKit533/startup/linkcmds, bfin/shared/clock/clockdrv.c,
	bfin/shared/clock/rtc.c, bfin/shared/clock/tod.h,
	bfin/shared/console/console.c, bfin/shared/start/start.S,
	bfin/shared/timer/timer.c: New files.
This commit is contained in:
Joel Sherrill
2006-10-23 19:38:12 +00:00
parent fa27e7ad1b
commit 8d41236f6d
28 changed files with 7454 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
c/src/lib/libbsp/ChangeLog
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@@ -1,3 +1,19 @@
2006-10-23 Joel Sherrill <joel@OARcorp.com>
* bfin/ChangeLog, bfin/Makefile.am, bfin/acinclude.m4,
bfin/configure.ac, bfin/eZKit533/.cvsignore, bfin/eZKit533/ChangeLog,
bfin/eZKit533/Makefile.am, bfin/eZKit533/README,
bfin/eZKit533/bsp_specs, bfin/eZKit533/configure,
bfin/eZKit533/configure.ac, bfin/eZKit533/preinstall.am,
bfin/eZKit533/times, bfin/eZKit533/console/console-io.c,
bfin/eZKit533/include/.cvsignore, bfin/eZKit533/include/bsp.h,
bfin/eZKit533/include/bspopts.h.in, bfin/eZKit533/include/coverhd.h,
bfin/eZKit533/include/tm27.h, bfin/eZKit533/startup/bspstart.c,
bfin/eZKit533/startup/linkcmds, bfin/shared/clock/clockdrv.c,
bfin/shared/clock/rtc.c, bfin/shared/clock/tod.h,
bfin/shared/console/console.c, bfin/shared/start/start.S,
bfin/shared/timer/timer.c: New files.
2006-01-11 Ralf Corsepius <ralf.corsepius@freenet.de>
* bspstart.am: Remove.

3
c/src/lib/libbsp/bfin/ChangeLog Normal file
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@@ -0,0 +1,3 @@
2006-06-05 Alain Schaefer <alani@easc.ch>
* all files : Initial copy and port from no_cpu

11
c/src/lib/libbsp/bfin/Makefile.am Normal file
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@@ -0,0 +1,11 @@
##
## $Id$
##
ACLOCAL_AMFLAGS = -I ../../../aclocal
# Descend into the @RTEMS_BSP_FAMILY@ directory
SUBDIRS = @RTEMS_BSP_FAMILY@
include $(top_srcdir)/../../../automake/subdirs.am
include $(top_srcdir)/../../../automake/local.am

10
c/src/lib/libbsp/bfin/acinclude.m4 Normal file
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@@ -0,0 +1,10 @@
# RTEMS_CHECK_BSPDIR(RTEMS_BSP_FAMILY)
AC_DEFUN([RTEMS_CHECK_BSPDIR],
[
case "$1" in
eZKit533 )
AC_CONFIG_SUBDIRS([eZKit533]);;
*)
AC_MSG_ERROR([Invalid BSP]);;
esac
])

21
c/src/lib/libbsp/bfin/configure.ac Normal file
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@@ -0,0 +1,21 @@
## Process this file with autoconf to produce a configure script.
##
## $Id$
AC_PREREQ(2.59)
AC_INIT([rtems-c-src-lib-libbsp-bfin],[_RTEMS_VERSION],[rtems-bugs@rtems.com])
AC_CONFIG_SRCDIR([../bfin])
RTEMS_TOP(../../../../..)
RTEMS_CANONICAL_TARGET_CPU
AM_INIT_AUTOMAKE([no-define foreign 1.9])
AM_MAINTAINER_MODE
RTEMS_ENV_RTEMSBSP
RTEMS_PROJECT_ROOT
RTEMS_CHECK_BSPDIR([$RTEMS_BSP_FAMILY])
# Explicitly list all Makefiles here
AC_CONFIG_FILES([Makefile])
AC_OUTPUT

14
c/src/lib/libbsp/bfin/eZKit533/.cvsignore Normal file
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@@ -0,0 +1,14 @@
aclocal.m4
autom4te*.cache
config.cache
config.guess
config.log
config.status
config.sub
configure
depcomp
install-sh
Makefile
Makefile.in
missing
mkinstalldirs

3
c/src/lib/libbsp/bfin/eZKit533/ChangeLog Normal file
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@@ -0,0 +1,3 @@
2006-06-05 Alain Schaefer <alani@easc.ch>
* all files : Initial copy and port from no_cpu

59
c/src/lib/libbsp/bfin/eZKit533/Makefile.am Normal file
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@@ -0,0 +1,59 @@
##
## $Id$
##
ACLOCAL_AMFLAGS = -I ../../../../aclocal
include $(top_srcdir)/../../../../automake/compile.am
include $(top_srcdir)/../../bsp.am
dist_project_lib_DATA = bsp_specs
include_HEADERS = include/bsp.h
include_HEADERS += include/tm27.h
nodist_include_HEADERS = include/bspopts.h
DISTCLEANFILES = include/bspopts.h
noinst_PROGRAMS =
include_HEADERS += ../../shared/include/coverhd.h
EXTRA_DIST = ../shared/start/start.S
start.$(OBJEXT): ../shared/start/start.S
$(CPPASCOMPILE) -DASM -o $@ -c $<
project_lib_DATA = start.$(OBJEXT)
dist_project_lib_DATA += startup/linkcmds
noinst_PROGRAMS += startup.rel
startup_rel_SOURCES = ../../shared/bsplibc.c ../../shared/bsppost.c \
startup/bspstart.c ../../shared/bspclean.c ../../shared/sbrk.c ../../shared/setvec.c \
../../shared/bootcard.c ../../shared/main.c \
../../shared/gnatinstallhandler.c
startup_rel_CPPFLAGS = $(AM_CPPFLAGS)
startup_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
noinst_PROGRAMS += clock.rel
clock_rel_SOURCES = ../shared/clock/clockdrv.c ../shared/clock/rtc.c
clock_rel_CPPFLAGS = $(AM_CPPFLAGS)
clock_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
noinst_PROGRAMS += console.rel
console_rel_SOURCES = console/console-io.c ../shared/console/console.c
console_rel_CPPFLAGS =
console_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
noinst_PROGRAMS += timer.rel
timer_rel_SOURCES = ../shared/timer/timer.c
timer_rel_CPPFLAGS = $(AM_CPPFLAGS)
timer_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
noinst_LIBRARIES = libbsp.a
libbsp_a_SOURCES =
libbsp_a_LIBADD = startup.rel clock.rel console.rel timer.rel
EXTRA_DIST += times
include $(srcdir)/preinstall.am
include $(top_srcdir)/../../../../automake/local.am

40
c/src/lib/libbsp/bfin/eZKit533/README Normal file
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@@ -0,0 +1,40 @@
#
# $Id$
#
BSP NAME: eZKit533
BOARD: ADSP-BF533 EzKit Lite
CPU FAMILY: Blackfin
CPU: Blackfin 533
MODE: 32 bit mode
DEBUG MONITOR: ICEBear
SIMULATOR: Skyeye
PERIPHERALS
===========
TIMERS: internal
RESOLUTION: 1 milisecond
SERIAL PORTS: internal UART (polled/interrupt)
REAL-TIME CLOCK: internal
DMA: internal
VIDEO: none
SCSI: none
NETWORKING: none
DRIVER INFORMATION
==================
CLOCK DRIVER: internal
TIMER DRIVER: internal
STDIO
=====
PORT: Console port 0
ELECTRICAL: RS-232
BAUD: 57600
BITS PER CHARACTER: 8
PARITY: None
STOP BITS: 1
NOTES
=====

11
c/src/lib/libbsp/bfin/eZKit533/bsp_specs Normal file
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@@ -0,0 +1,11 @@
%rename endfile old_endfile
%rename startfile old_startfile
%rename link old_link
*startfile:
%{!qrtems: %(old_startfile)} %{!nostdlib: %{qrtems: \
%{!qrtems_debug:start.o%s} \
%{qrtems_debug: start_g.o%s}}}
*link:
%{!qrtems: %(old_link)} %{qrtems: -dc -dp -N -e __start}

5355
c/src/lib/libbsp/bfin/eZKit533/configure vendored Executable file
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25
c/src/lib/libbsp/bfin/eZKit533/configure.ac Normal file
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@@ -0,0 +1,25 @@
## Process this file with autoconf to produce a configure script.
##
## $Id$
AC_PREREQ(2.59)
AC_INIT([rtems-c-src-lib-libbsp-bfin-eZKit533],[_RTEMS_VERSION],[rtems-bugs@rtems.com])
AC_CONFIG_SRCDIR([bsp_specs])
RTEMS_TOP(../../../../../..)
RTEMS_CANONICAL_TARGET_CPU
AM_INIT_AUTOMAKE([no-define nostdinc foreign 1.9])
RTEMS_BSP_CONFIGURE
RTEMS_PROG_CC_FOR_TARGET([-ansi -fasm])
RTEMS_CANONICALIZE_TOOLS
RTEMS_PROG_CCAS
## bsp-specific options
RTEMS_BSPOPTS_SET([CONSOLE_USE_INTERRUPTS],[*],[0])
RTEMS_BSPOPTS_HELP([CONSOLE_USE_INTERRUPTS],
[The console driver can operate in either polled or interrupt mode.])
# Explicitly list all Makefiles here
AC_CONFIG_FILES([Makefile])
AC_OUTPUT

248
c/src/lib/libbsp/bfin/eZKit533/console/console-io.c Normal file
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@@ -0,0 +1,248 @@
/* console-io.c
*
* This file contains the hardware specific portions of the TTY driver
* for the serial ports for ezkit533.
*
* Copyright (c) 2006 by Atos Automacao Industrial Ltda.
* written by Alain Schaefer <alain.schaefer@easc.ch>
* and Antonio Giovanini <antonio@atos.com.br>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <bsp.h>
#include <rtems/libio.h>
#include <stdlib.h>
#include <assert.h>
#include <inttypes.h>
/*
* console_initialize_hardware
*
* This routine initializes the console hardware.
*
*/
/*
* console_initialize_hardware does not compile with optimizations.
* Makefile.am has been changed to compile the console driver with -O0.
*/
void console_initialize_hardware(void)
{
unsigned int divisor;
/* Set DLAB to access divisor registers */
*((uint16_t*)UART_LCR) = DLAB;
/* Set divisor registers
* BAUDRATE = SCLK/(16xDIVISOR)
*/
divisor = SCLK/(BAUDRATE*16); /* 1300000/(16x57600) */
*((uint16_t*)UART_DLL) = (divisor & 0x00ff);
*((uint16_t*)UART_DLH) = ((divisor >> 8) & 0x00ff);
/* Set Control Register - 8 bits, no parity, 1 stop bit*/
*((uint16_t*)UART_LCR) = WORD_8BITS;
/* Enable Serial Clocks */
*((uint16_t*)UART_GCTL) = UCEN;
return;
}
/*
* console_outbyte_polled
*
* This routine transmits a character using polling.
*/
void console_outbyte_polled(
int port,
char ch
)
{
while (!((*((uint16_t*)UART_LSR))&THRE)){} /* Wait for sending last byte */
*((uint16_t*)UART_THR) = ch;
}
/*
* console_inbyte_nonblocking
*
* This routine polls for a character.
*/
int console_inbyte_nonblocking(
int port
)
{
char c;
if ( *((uint16_t*)UART_LSR) & DR){
c = *((uint16_t*)UART_RBR);
}else{
return -1;
}
return c;
}
#if (CONSOLE_USE_INTERRUPTS)
#include <rtems/ringbuf.h>
Ring_buffer_t TX_Buffer[ 1 ];
boolean Is_TX_active[ 1 ];
extern void *console_termios_data[ 1 ];
/*
* console_isr
*
* This routine is the console interrupt handler for Channel A.
*
* Input parameters:
* vector - vector number
*
* Output parameters: NONE
*
* Return values: NONE
*/
rtems_isr console_isr(
rtems_vector_number vector
)
{
char ch;
uint16_t UStat;
UStat = *((uint16_t*)UART_IIR);
if ( ((UStat&0x06) == 0x04) && ( (*((uint16_t*)UART_LSR)) & DR)) {
ch = *((uint16_t*)UART_RBR);
rtems_termios_enqueue_raw_characters( console_termios_data[ 0 ], &ch, 1 );
}
if ( ((UStat&0x06) == 0x02) && ((*((uint16_t*)UART_LSR))&THRE) ) {
if ( !Ring_buffer_Is_empty( &TX_Buffer[ 0 ] ) ) {
Ring_buffer_Remove_character( &TX_Buffer[ 0 ], ch );
*((uint16_t*)UART_THR) = ch;
} else {
Is_TX_active[ 0 ] = FALSE;
}
}
}
/*
* console_exit
*
* This routine allows the console to exit by masking its associated interrupt
* vectors.
*
* Input parameters: NONE
*
* Output parameters: NONE
*
* Return values: NONE
*/
void console_exit()
{
uint32_t port;
uint16_t ch;
/*
* Although the interrupts for the UART are unmasked, the PIL is set to
* disable all external interrupts. So we might as well do this first.
*/
/* Disable UART interruptions */
*((uint16_t*)UART_IER) = 0x0000;
*((uint16_t*)SIC_IMASK) &= 0xFFFF3FBF;
while ( !Ring_buffer_Is_empty( &TX_Buffer[ port ] ) ) {
Ring_buffer_Remove_character( &TX_Buffer[ port ], ch );
console_outbyte_polled( port, ch );
}
/*
* Now wait for all the data to actually get out ... the send register
* should be empty.
*/
while ( !((*((uint16_t*)UART_LSR))&THRE) );
}
/*
* console_initialize_interrupts
*
* This routine initializes the console's receive and transmit
* ring buffers and loads the appropriate vectors to handle the interrupts.
*
* Input parameters: NONE
*
* Output parameters: NONE
*
* Return values: NONE
*/
/*#ifdef RDB_BREAK_IN
extern uint32_t trap_table[];
#endif*/
void console_initialize_interrupts( void )
{
Ring_buffer_Initialize( &TX_Buffer[ 0 ] );
Is_TX_active[ 0 ] = FALSE;
atexit( console_exit );
/* Setting priority - IVG10*/
*((uint32_t*)SIC_IAR0) &= 0xF0FFFFFF;
*((uint32_t*)SIC_IAR0) |= 0x03000000;
*((uint32_t*)SIC_IAR1) &= 0x00FFFFFF;
*((uint32_t*)SIC_IAR1) |= 0x33000000;
/* System Interrupt Mask */
*((uint32_t*)SIC_IMASK) |= 0x0000C040;
set_vector( console_isr, UART_VECTOR, 1 );
/* Enable UART Interruption
* ELSI - RX error interrupt
* ETBEI - TX buffer empty
* ERBFI - RX buffer full
*/
*((uint16_t*)UART_IER) = ELSI | ETBEI | ERBFI;
}
void console_outbyte_interrupt(
int port,
char ch
)
{
/*
* If this is the first character then we need to prime the pump
*/
if ( Is_TX_active[ port ] == FALSE ) {
Is_TX_active[ port ] = TRUE;
console_outbyte_polled( port, ch );
return;
}
while ( Ring_buffer_Is_full( &TX_Buffer[ port ] ) );
Ring_buffer_Add_character( &TX_Buffer[ port ], ch );
}
#endif
#include <rtems/bspIo.h>
void bfsim_BSP_output_char(char c) { console_outbyte_polled( 0, c ); }
BSP_output_char_function_type BSP_output_char = bfsim_BSP_output_char;
BSP_polling_getchar_function_type BSP_poll_char = NULL;

5
c/src/lib/libbsp/bfin/eZKit533/include/.cvsignore Normal file
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bspopts.h
bspopts.h.in
coverhd.h
stamp-h
stamp-h.in

152
c/src/lib/libbsp/bfin/eZKit533/include/bsp.h Normal file
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/* bsp.h
*
* This include file contains all board IO definitions for eZKit533.
*
* Copyright (c) 2006 by Atos Automacao Industrial Ltda.
* written by Alain Schaefer <alain.schaefer@easc.ch>
* and Antonio Giovanini <antonio@atos.com.br>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#ifndef _BSP_H
#define _BSP_H
#ifdef __cplusplus
extern "C" {
#endif
#include <bspopts.h>
#include <rtems.h>
#include <rtems/console.h>
#include <rtems/clockdrv.h>
#include <rtems/score/bfin.h>
#define CLOCK_DRIVER_USE_FAST_IDLE
/*
* PLL and clock setup values:
*/
/*
* PLL configuration for ezkit533
*
* XTL = 27 MHz
* CLKIN = 13 MHz
* VCO = 391 MHz
* CCLK = 391 MHz
* SCLK = 130 MHz
*/
#define PLL_CSEL 0x0000 /* CCLK = VCO */
#define PLL_SSEL 0x0003 /* SCLK = CCLK/3 */
#define PLL_MSEL 0x3A00 /* VCO = 29xCLKIN */
#define PLL_DF 0x0001 /* CLKIN = XTL/2 */
#define CCLK 391000000 /* CORE CLOCK */
#define SCLK 130000000 /* SYSTEM CLOCK */
/*
* UART setup values
*/
#define BAUDRATE 57600 /* Console Baudrate */
#define WORD_5BITS 0x00 /* 5 bits word */
#define WORD_6BITS 0x01 /* 6 bits word */
#define WORD_7BITS 0x02 /* 7 bits word */
#define WORD_8BITS 0x03 /* 8 bits word */
#define EVEN_PARITY 0x18 /* Enable EVEN parity */
#define ODD_PARITY 0x08 /* Enable ODD parity */
#define TWO_STP_BIT 0x04 /* 2 stop bits */
/*
* Ezkit flash ports
*/
#define FlashA_PortB_Dir 0x20270007
#define FlashA_PortB_Data 0x20270005
// Blackfin environment memory map
//
#define L1_DATA_SRAM_A 0xff800000
#define FIFOLENGTH 0x100
#ifndef LO
#define LO(con32) ((con32) & 0xFFFF)
#endif
#ifndef HI
#define HI(con32) (((con32) >> 16) & 0xFFFF)
#endif
/*
* confdefs.h overrides for this BSP:
* - number of termios serial ports (defaults to 1)
* - Interrupt stack space is not minimum if defined.
*/
/* #define CONFIGURE_NUMBER_OF_TERMIOS_PORTS 2 */
#define CONFIGURE_INTERRUPT_STACK_MEMORY (4 * 1024)
/*
* Simple spin delay in microsecond units for device drivers.
* This is very dependent on the clock speed of the target.
*/
#define rtems_bsp_delay( microseconds ) \
{ \
}
/* Constants */
#define RAM_START 0
#define RAM_END 0x100000
/* miscellaneous stuff assumed to exist */
extern rtems_configuration_table BSP_Configuration;
/*
* Device Driver Table Entries
*/
/*
* NOTE: Use the standard Console driver entry
*/
/*
* NOTE: Use the standard Clock driver entry
*/
/* functions */
/*
* Helper Function to use the EzKits LEDS.
* Can be used by the Application.
*/
void setLED (char value);
/*
* Helper Function to use the EzKits LEDS
*/
char getLED (void);
void bsp_cleanup( void );
rtems_isr_entry set_vector( /* returns old vector */
rtems_isr_entry handler, /* isr routine */
rtems_vector_number vector, /* vector number */
int type /* RTEMS or RAW intr */
);
#ifdef __cplusplus
}
#endif
#endif

19
c/src/lib/libbsp/bfin/eZKit533/include/bspopts.h.in Normal file
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/* include/bspopts.h.in. Generated from configure.ac by autoheader. */
/* The console driver can operate in either polled or interrupt mode. */
#undef CONSOLE_USE_INTERRUPTS
/* Define to the address where bug reports for this package should be sent. */
#undef PACKAGE_BUGREPORT
/* Define to the full name of this package. */
#undef PACKAGE_NAME
/* Define to the full name and version of this package. */
#undef PACKAGE_STRING
/* Define to the one symbol short name of this package. */
#undef PACKAGE_TARNAME
/* Define to the version of this package. */
#undef PACKAGE_VERSION

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c/src/lib/libbsp/bfin/eZKit533/include/coverhd.h Normal file
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/* coverhd.h
*
* This include file has defines to represent the overhead associated
* with calling a particular directive from C on this target.
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#ifndef __COVERHD_h
#define __COVERHD_h
#ifdef __cplusplus
extern "C" {
#endif
#define CALLING_OVERHEAD_INITIALIZE_EXECUTIVE 0
#define CALLING_OVERHEAD_SHUTDOWN_EXECUTIVE 0
#define CALLING_OVERHEAD_TASK_CREATE 0
#define CALLING_OVERHEAD_TASK_IDENT 0
#define CALLING_OVERHEAD_TASK_START 0
#define CALLING_OVERHEAD_TASK_RESTART 0
#define CALLING_OVERHEAD_TASK_DELETE 0
#define CALLING_OVERHEAD_TASK_SUSPEND 0
#define CALLING_OVERHEAD_TASK_RESUME 0
#define CALLING_OVERHEAD_TASK_SET_PRIORITY 0
#define CALLING_OVERHEAD_TASK_MODE 0
#define CALLING_OVERHEAD_TASK_GET_NOTE 0
#define CALLING_OVERHEAD_TASK_SET_NOTE 0
#define CALLING_OVERHEAD_TASK_WAKE_WHEN 0
#define CALLING_OVERHEAD_TASK_WAKE_AFTER 0
#define CALLING_OVERHEAD_INTERRUPT_CATCH 0
#define CALLING_OVERHEAD_CLOCK_GET 0
#define CALLING_OVERHEAD_CLOCK_SET 0
#define CALLING_OVERHEAD_CLOCK_TICK 0
#define CALLING_OVERHEAD_TIMER_CREATE 0
#define CALLING_OVERHEAD_TIMER_IDENT 0
#define CALLING_OVERHEAD_TIMER_DELETE 0
#define CALLING_OVERHEAD_TIMER_FIRE_AFTER 0
#define CALLING_OVERHEAD_TIMER_FIRE_WHEN 0
#define CALLING_OVERHEAD_TIMER_RESET 0
#define CALLING_OVERHEAD_TIMER_CANCEL 0
#define CALLING_OVERHEAD_SEMAPHORE_CREATE 0
#define CALLING_OVERHEAD_SEMAPHORE_DELETE 0
#define CALLING_OVERHEAD_SEMAPHORE_IDENT 0
#define CALLING_OVERHEAD_SEMAPHORE_OBTAIN 0
#define CALLING_OVERHEAD_SEMAPHORE_RELEASE 0
#define CALLING_OVERHEAD_MESSAGE_QUEUE_CREATE 0
#define CALLING_OVERHEAD_MESSAGE_QUEUE_IDENT 0
#define CALLING_OVERHEAD_MESSAGE_QUEUE_DELETE 0
#define CALLING_OVERHEAD_MESSAGE_QUEUE_SEND 0
#define CALLING_OVERHEAD_MESSAGE_QUEUE_URGENT 0
#define CALLING_OVERHEAD_MESSAGE_QUEUE_BROADCAST 0
#define CALLING_OVERHEAD_MESSAGE_QUEUE_RECEIVE 0
#define CALLING_OVERHEAD_MESSAGE_QUEUE_FLUSH 0
#define CALLING_OVERHEAD_EVENT_SEND 0
#define CALLING_OVERHEAD_EVENT_RECEIVE 0
#define CALLING_OVERHEAD_SIGNAL_CATCH 0
#define CALLING_OVERHEAD_SIGNAL_SEND 0
#define CALLING_OVERHEAD_PARTITION_CREATE 0
#define CALLING_OVERHEAD_PARTITION_IDENT 0
#define CALLING_OVERHEAD_PARTITION_DELETE 0
#define CALLING_OVERHEAD_PARTITION_GET_BUFFER 0
#define CALLING_OVERHEAD_PARTITION_RETURN_BUFFER 0
#define CALLING_OVERHEAD_REGION_CREATE 0
#define CALLING_OVERHEAD_REGION_IDENT 0
#define CALLING_OVERHEAD_REGION_DELETE 0
#define CALLING_OVERHEAD_REGION_GET_SEGMENT 0
#define CALLING_OVERHEAD_REGION_RETURN_SEGMENT 0
#define CALLING_OVERHEAD_PORT_CREATE 0
#define CALLING_OVERHEAD_PORT_IDENT 0
#define CALLING_OVERHEAD_PORT_DELETE 0
#define CALLING_OVERHEAD_PORT_EXTERNAL_TO_INTERNAL 0
#define CALLING_OVERHEAD_PORT_INTERNAL_TO_EXTERNAL 0
#define CALLING_OVERHEAD_IO_INITIALIZE 0
#define CALLING_OVERHEAD_IO_OPEN 0
#define CALLING_OVERHEAD_IO_CLOSE 0
#define CALLING_OVERHEAD_IO_READ 0
#define CALLING_OVERHEAD_IO_WRITE 0
#define CALLING_OVERHEAD_IO_CONTROL 0
#define CALLING_OVERHEAD_FATAL_ERROR_OCCURRED 0
#define CALLING_OVERHEAD_RATE_MONOTONIC_CREATE 0
#define CALLING_OVERHEAD_RATE_MONOTONIC_IDENT 0
#define CALLING_OVERHEAD_RATE_MONOTONIC_DELETE 0
#define CALLING_OVERHEAD_RATE_MONOTONIC_CANCEL 0
#define CALLING_OVERHEAD_RATE_MONOTONIC_PERIOD 0
#define CALLING_OVERHEAD_MULTIPROCESSING_ANNOUNCE 0
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */

35
c/src/lib/libbsp/bfin/eZKit533/include/tm27.h Normal file
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@@ -0,0 +1,35 @@
/*
* tm27.h
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#ifndef _RTEMS_TMTEST27
#error "This is an RTEMS internal file you must not include directly."
#endif
#ifndef __tm27_h
#define __tm27_h
/*
* Define the interrupt mechanism for Time Test 27
*/
#define MUST_WAIT_FOR_INTERRUPT 0
#define Install_tm27_vector(handler) \
{ \
set_vector( handler, 0x06, 1 ); \
}
#define Cause_tm27_intr() asm volatile("raise 0x06;" : :);
#define Clear_tm27_intr() /* empty */
#define Lower_tm27_intr() /* empty */
#endif

58
c/src/lib/libbsp/bfin/eZKit533/preinstall.am Normal file
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@@ -0,0 +1,58 @@
## Automatically generated by ampolish3 - Do not edit
if AMPOLISH3
$(srcdir)/preinstall.am: Makefile.am
$(AMPOLISH3) $(srcdir)/Makefile.am > $(srcdir)/preinstall.am
endif
PREINSTALL_DIRS =
DISTCLEANFILES += $(PREINSTALL_DIRS)
all-local: $(TMPINSTALL_FILES)
TMPINSTALL_FILES =
CLEANFILES = $(TMPINSTALL_FILES)
all-am: $(PREINSTALL_FILES)
PREINSTALL_FILES =
CLEANFILES += $(PREINSTALL_FILES)
$(PROJECT_LIB)/$(dirstamp):
@$(mkdir_p) $(PROJECT_LIB)
@: > $(PROJECT_LIB)/$(dirstamp)
PREINSTALL_DIRS += $(PROJECT_LIB)/$(dirstamp)
$(PROJECT_INCLUDE)/$(dirstamp):
@$(mkdir_p) $(PROJECT_INCLUDE)
@: > $(PROJECT_INCLUDE)/$(dirstamp)
PREINSTALL_DIRS += $(PROJECT_INCLUDE)/$(dirstamp)
$(PROJECT_LIB)/bsp_specs: bsp_specs $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_LIB)/bsp_specs
PREINSTALL_FILES += $(PROJECT_LIB)/bsp_specs
$(PROJECT_INCLUDE)/bsp.h: include/bsp.h $(PROJECT_INCLUDE)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp.h
$(PROJECT_INCLUDE)/tm27.h: include/tm27.h $(PROJECT_INCLUDE)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/tm27.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/tm27.h
$(PROJECT_INCLUDE)/bspopts.h: include/bspopts.h $(PROJECT_INCLUDE)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bspopts.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bspopts.h
$(PROJECT_INCLUDE)/coverhd.h: include/coverhd.h $(PROJECT_INCLUDE)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/coverhd.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/coverhd.h
$(PROJECT_LIB)/start.$(OBJEXT): start.$(OBJEXT) $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_LIB)/start.$(OBJEXT)
TMPINSTALL_FILES += $(PROJECT_LIB)/start.$(OBJEXT)
$(PROJECT_LIB)/linkcmds: startup/linkcmds $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_LIB)/linkcmds
PREINSTALL_FILES += $(PROJECT_LIB)/linkcmds

221
c/src/lib/libbsp/bfin/eZKit533/startup/bspstart.c Normal file
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@@ -0,0 +1,221 @@
/* bspstart.c for eZKit533
*
* 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.
*
* Copyright (c) 2006 by Atos Automacao Industrial Ltda.
* written by Alain Schaefer <alain.schaefer@easc.ch>
* and Antonio Giovanini <antonio@atos.com.br>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <string.h>
#include <bsp.h>
#include <rtems/libio.h>
#include <rtems/libcsupport.h>
/*
* 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;
/*
* Use the shared implementations of the following routines
*/
void bsp_postdriver_hook(void);
void bsp_libc_init( void *, uint32_t, int );
void Init_PLL (void);
void Init_EBIU (void);
void Init_Flags(void);
void Init_RTC (void);
void null_isr(void);
/*
* 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 HeapBase;
extern int HeapSize;
void *heapStart = &HeapBase;
unsigned long heapSize = (unsigned long)&HeapSize;
bsp_libc_init(heapStart, heapSize, 0);
#ifdef RTEMS_DEBUG
rtems_debug_enable( RTEMS_DEBUG_ALL_MASK );
#endif
}
/*
* bsp_start
*
* This routine does the bulk of the system initialization.
*/
void bsp_start( void )
{
extern void * _WorkspaceBase;
extern void *_RamSize;
/* BSP Hardware Initialization*/
Init_RTC(); /* Blackfin Real Time Clock initialization */
Init_PLL(); /* PLL initialization */
Init_EBIU(); /* EBIU initialization */
Init_Flags(); /* GPIO initialization */
/*extern unsigned long _M68k_Ramsize;
_M68k_Ramsize = (unsigned long)&_RamSize;*/ /* RAM size set in linker script */
/*
* 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.
*/
/*
* 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 *) &_WorkspaceBase;
/*
* initialize the CPU table for this BSP
*/
Cpu_table.pretasking_hook = bsp_pretasking_hook; /* init libc, etc. */
Cpu_table.postdriver_hook = bsp_postdriver_hook;
/*
* SIS does zero out memory BUT only when IT begins execution. Thus
* if we want to have a clean slate in the workspace each time we
* begin execution of OUR application, then we must zero the workspace.
*/
Cpu_table.do_zero_of_workspace = TRUE;
Cpu_table.interrupt_stack_size = CONFIGURE_INTERRUPT_STACK_MEMORY;
int i=0;
for (i=5;i<16;i++) {
set_vector(null_isr, i, 1);
}
}
/*
* Init_PLL
*
* Routine to initialize the PLL. The Ezkit uses a 27 Mhz XTAL.
* See "../eZKit533/include/bsp.h" for more information.
*/
void Init_PLL (void)
{
unsigned int n;
/* Configure PLL registers */
*((uint16_t*)PLL_LOCKCNT) = 0x1000;
*((uint16_t*)PLL_DIV) = PLL_CSEL|PLL_SSEL;
*((uint16_t*)PLL_CTL) = PLL_MSEL|PLL_DF;
/* Commands to set PLL values */
asm("cli r0;");
asm("idle;");
asm("sti r0;");
/* Delay for PLL stabilization */
for (n=0; n<200; n++) {}
}
/*
* Init_EBIU
*
* Configure extern memory
*/
void Init_EBIU (void)
{
/* Configure FLASH */
*((uint16_t*)EBIU_AMBCTL0) = 0x7bb07bb0;
*((uint16_t*)EBIU_AMBCTL1) = 0x7bb07bb0;
*((uint16_t*)EBIU_AMGCTL) = 0x000f;
/* Configure SDRAM
*((uint16_t*)EBIU_SDGCTL) = 0x0091998d;
*((uint16_t*)EBIU_SDBCTL) = 0x0013;
*((uint16_t*)EBIU_SDRRC) = 0x0817;
*/
}
/*
* Init_Flags
*
* Enable LEDs port
*/
void Init_Flags(void)
{
*((uint16_t*)FIO_INEN) = 0x0100;
*((uint16_t*)FIO_DIR) = 0x0000;
*((uint16_t*)FIO_EDGE) = 0x0100;
*((uint16_t*)FIO_MASKA_D) = 0x0100;
*((uint8_t*)FlashA_PortB_Dir) = 0x3f;
*((uint8_t*)FlashA_PortB_Data) = 0x00;
}
/*
* Helper Function to use the EzKits LEDS.
* Can be used by the Application.
*/
void setLED (char value)
{
*((uint8_t*)FlashA_PortB_Data) = value;
}
/*
* Helper Function to use the EzKits LEDS
*/
char getLED (void)
{
return *((uint8_t*)FlashA_PortB_Data);
}

153
c/src/lib/libbsp/bfin/eZKit533/startup/linkcmds Normal file
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@@ -0,0 +1,153 @@
OUTPUT_FORMAT("elf32-bfin", "elf32-bfin",
"elf32-bfin")
OUTPUT_ARCH(bfin)
ENTRY(__start)
/*
* Declare some sizes.
*/
_RamBase = DEFINED(_RamBase) ? _RamBase : 0x0;
_RamSize = DEFINED(_RamSize) ? _RamSize : 0x01000000;
_HeapSize = DEFINED(_HeapSize) ? _HeapSize : 0x10000;
_StackSize = DEFINED(_StackSize) ? _StackSize : 0x1000;
MEMORY
{
l1code(rwx) : ORIGIN = 0xffa08000, LENGTH = 0x00008000
l1data(rwx) : ORIGIN = 0xff804000, LENGTH = 0x00004000
sdram(rwx) : ORIGIN = 0x00001000, LENGTH = 0x01000000
}
SECTIONS
{
.l1code :
{
/*jump.o (.text)*/
} > l1code
.init :
{
KEEP (*(.init))
} > sdram /*=0*/
.text :
{
CREATE_OBJECT_SYMBOLS
*(.text)
*(.rodata*)
*(.gnu.linkonce.r*)
/*
* Special FreeBSD sysctl sections.
*/
. = ALIGN (16);
__start_set_sysctl_set = .;
*(set_sysctl_*);
__stop_set_sysctl_set = ABSOLUTE(.);
*(set_domain_*);
*(set_pseudo_*);
_etext = .;
___CTOR_LIST__ = .;
LONG((___CTOR_END__ - ___CTOR_LIST__) / 4 - 2)
*(.ctors)
LONG(0)
___CTOR_END__ = .;
___DTOR_LIST__ = .;
LONG((___DTOR_END__ - ___DTOR_LIST__) / 4 - 2)
*(.dtors)
LONG(0)
___DTOR_END__ = .;
} > sdram
.fini :
{
KEEP (*(.fini))
} > ram /*=0*/
.data :
{
*(.data)
*(.jcr)
*(.gnu.linkonce.d*)
CONSTRUCTORS
_edata = .;
} > sdram
.eh_frame : { *(.eh_frame) } > sdram
.data1 : { *(.data1) } > sdram
.eh_frame : { *(.eh_frame) } > sdram
.gcc_except_table : { *(.gcc_except_table) } > sdram
.rodata :
{
*(.rodata)
*(.rodata.*)
*(.gnu.linkonce.r*)
} > sdram
.bss :
{
_bss_start = .;
_clear_start = .;
*(.bss)
*(.gnu.linkonce.b.*)
*(COMMON)
. = ALIGN (64);
_stack_init = .;
. += _StackSize;
_clear_end = .;
_WorkspaceBase = .;
. += 512K; /* reserve some memory for workspace */
_HeapBase = .;
. += _HeapSize; /* reserve some memory for heap */
_end = .;
__end = .;
} > sdram
/* Debugging stuff follows */
/* Stabs debugging sections. */
.stab 0 : { *(.stab) }
.stabstr 0 : { *(.stabstr) }
.stab.excl 0 : { *(.stab.excl) }
.stab.exclstr 0 : { *(.stab.exclstr) }
.stab.index 0 : { *(.stab.index) }
.stab.indexstr 0 : { *(.stab.indexstr) }
.comment 0 : { *(.comment) }
/* DWARF debug sections.
Symbols in the DWARF debugging sections are relative to the beginning
of the section so we begin them at 0. */
/* DWARF 1 */
.debug 0 : { *(.debug) }
.line 0 : { *(.line) }
/* GNU DWARF 1 extensions */
.debug_srcinfo 0 : { *(.debug_srcinfo) }
.debug_sfnames 0 : { *(.debug_sfnames) }
/* DWARF 1.1 and DWARF 2 */
.debug_aranges 0 : { *(.debug_aranges) }
.debug_pubnames 0 : { *(.debug_pubnames) }
/* DWARF 2 */
.debug_info 0 : { *(.debug_info) }
.debug_abbrev 0 : { *(.debug_abbrev) }
.debug_line 0 : { *(.debug_line) }
.debug_frame 0 : { *(.debug_frame) }
.debug_str 0 : { *(.debug_str) }
.debug_loc 0 : { *(.debug_loc) }
.debug_macinfo 0 : { *(.debug_macinfo) }
/* SGI/MIPS DWARF 2 extensions */
.debug_weaknames 0 : { *(.debug_weaknames) }
.debug_funcnames 0 : { *(.debug_funcnames) }
.debug_typenames 0 : { *(.debug_typenames) }
.debug_varnames 0 : { *(.debug_varnames) }
/*.stack 0x80000 : { _stack = .; *(.stack) }*/
/* These must appear regardless of . */
}
__HeapBase = _HeapBase;
__HeapSize = _HeapSize;
__WorkspaceBase = _WorkspaceBase;

193
c/src/lib/libbsp/bfin/eZKit533/times Normal file
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@@ -0,0 +1,193 @@
#
# Timing Test Suite Results for the Ezkit533
#
#
# $Id$
#
Board:
CPU: Blackfin 533
Clock Speed: 400 MHz
Memory Configuration: SDRAM 133 MHz
Wait States:
Times Reported in: microseconds
Timer Source: on-CPU cycle counter
Column A: -o0 optimization
Column B: -o2 optimization
Column C: -o4 optimization
# DESCRIPTION A B C
== ================================================================= ==== ==== ====
1 rtems_semaphore_create 42 17 17
rtems_semaphore_delete 34 17 16
rtems_semaphore_obtain: available 13 5 5
rtems_semaphore_obtain: not available -- NO_WAIT 13 5 5
rtems_semaphore_release: no waiting tasks 21 12 12
2 rtems_semaphore_obtain: not available -- caller blocks 86 39 37
3 rtems_semaphore_release: task readied -- preempts caller NC
4 rtems_task_restart: blocked task -- preempts caller NC
rtems_task_restart: ready task -- preempts caller NC
rtems_semaphore_release: task readied -- returns to caller NC
rtems_task_create NC
rtems_task_start NC
rtems_task_restart: suspended task -- returns to caller NC
rtems_task_delete: suspended task NC
rtems_task_restart: ready task -- returns to caller NC
rtems_task_restart: blocked task -- returns to caller NC
rtems_task_delete: blocked task NC
5 rtems_task_suspend: calling task NC
rtems_task_resume: task readied -- preempts caller NC
6 rtems_task_restart: calling task NC
rtems_task_suspend: returns to caller NC
rtems_task_resume: task readied -- returns to caller NC
rtems_task_delete: ready task NC
7 rtems_task_restart: suspended task -- preempts caller NC 50 49
8 rtems_task_set_priority: obtain current priority NC 8 8
rtems_task_set_priority: returns to caller NC 17 16
rtems_task_mode: obtain current mode NC 6 6
rtems_task_mode: no reschedule NC 6 6
rtems_task_mode: reschedule -- returns to caller NC 8 8
rtems_task_mode: reschedule -- preempts caller NC 31 30
rtems_task_set_note NC 8 8
rtems_task_get_note NC 9 8
rtems_clock_set NC 25 25
rtems_clock_get NC 2 2
9 rtems_message_queue_create NC 63
rtems_message_queue_send: no waiting tasks NC 20
rtems_message_queue_urgent: no waiting tasks NC 20
rtems_message_queue_receive: available NC 20
rtems_message_queue_flush: no messages flushed NC 8
rtems_message_queue_flush: messages flushed NC 11
rtems_message_queue_delete NC 28
10 rtems_message_queue_receive: not available -- NO_WAIT NC 11
rtems_message_queue_receive: not available -- caller blocks NC 40
11 rtems_message_queue_send: task readied -- preempts caller NC
12 rtems_message_queue_send: task readied -- returns to caller NC
13 rtems_message_queue_urgent: task readied -- preempts caller NC
14 rtems_message_queue_urgent: task readied -- returns to caller NC
15 rtems_event_receive: obtain current events NC 1
rtems_event_receive: not available -- NO_WAIT NC 7
rtems_event_receive: not available -- caller blocks NC 33
rtems_event_send: no task readied NC 6
rtems_event_receive: available NC 9
rtems_event_send: task readied -- returns to caller NC 13
16 rtems_event_send: task readied -- preempts caller NC
17 rtems_task_set_priority: preempts caller NC 38
18 rtems_task_delete: calling task NC 109
19 rtems_signal_catch NC 6
rtems_signal_send: returns to caller NC 10
rtems_signal_send: signal to self NC 18
exit ASR overhead: returns to calling task NC 14
exit ASR overhead: returns to preempting task NC
20 rtems_partition_create NC 4
rtems_region_create NC 3
rtems_partition_get_buffer: available NC 8
rtems_partition_get_buffer: not available NC
rtems_partition_return_buffer NC
rtems_partition_delete NC
rtems_region_get_segment: available NC
rtems_region_get_segment: not available -- NO_WAIT NC
rtems_region_return_segment: no waiting tasks NC
rtems_region_get_segment: not available -- caller blocks NC
rtems_region_return_segment: task readied -- preempts caller NC
rtems_region_return_segment: task readied -- returns to caller NC
rtems_region_delete NC
rtems_io_initialize NC
rtems_io_open NC
rtems_io_close NC
rtems_io_read NC
rtems_io_write NC
rtems_io_control NC
21 rtems_task_ident NC
rtems_message_queue_ident NC
rtems_semaphore_ident NC
rtems_partition_ident NC
rtems_region_ident NC
rtems_port_ident NC
rtems_timer_ident NC
rtems_rate_monotonic_ident NC
22 rtems_message_queue_broadcast: task readied -- returns to caller NC 25
rtems_message_queue_broadcast: no waiting tasks NC
rtems_message_queue_broadcast: task readied -- preempts caller NC
23 rtems_timer_create NC 10 9
rtems_timer_fire_after: inactive NC 16 15
rtems_timer_fire_after: active NC 17 17
rtems_timer_cancel: active NC 10 9
rtems_timer_cancel: inactive NC 8 7
rtems_timer_reset: inactive NC 15 14
rtems_timer_reset: active NC 16 16
rtems_timer_fire_when: inactive NC 22 22
rtems_timer_fire_when: active NC 23 22
rtems_timer_delete: active NC 13 13
rtems_timer_delete: inactive NC 12 11
rtems_task_wake_when NC 44 43
24 rtems_task_wake_after: yield -- returns to caller NC 6
rtems_task_wake_after: yields -- preempts caller NC 27
25 rtems_clock_tick NC 6
26 _ISR_Disable NC
_ISR_Flash NC
_ISR_Enable NC
_Thread_Disable_dispatch NC
_Thread_Enable_dispatch NC
_Thread_Set_state NC
_Thread_Disptach (NO FP) NC
context switch: no floating point contexts NC
context switch: self NC
context switch: to another task NC
context switch: restore 1st FP task NC
fp context switch: save idle, restore idle NC
fp context switch: save idle, restore initialized NC
fp context switch: save initialized, restore initialized NC
_Thread_Resume NC
_Thread_Unblock NC
_Thread_Ready NC
_Thread_Get NC
_Semaphore_Get NC
_Thread_Get: invalid id NC
27 interrupt entry overhead: returns to interrupted task NC 0
interrupt exit overhead: returns to interrupted task NC 0
interrupt entry overhead: returns to nested interrupt NC 0
interrupt exit overhead: returns to nested interrupt NC 0
interrupt entry overhead: returns to preempting task NC 0
interrupt exit overhead: returns to preempting task NC
28 rtems_port_create NC 12
rtems_port_external_to_internal NC 7
rtems_port_internal_to_external NC 7
rtems_port_delete NC 11
29 rtems_rate_monotonic_create 27 12 12
rtems_rate_monotonic_period: initiate period -- returns to caller 30 15 15
rtems_rate_monotonic_period: obtain status 14 9 9
rtems_rate_monotonic_cancel 21 12 11
rtems_rate_monotonic_delete: inactive 26 14 14
rtems_rate_monotonic_delete: active 32 15 15
rtems_rate_monotonic_period: conclude periods -- caller blocks NC

49
c/src/lib/libbsp/bfin/shared/clock/clockdrv.c Normal file
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@@ -0,0 +1,49 @@
/* Clock Driver for eZKit533.
*
* Instantiate the clock driver shell blackfin core timer.
*
* Copyright (c) 2006 by Atos Automacao Industrial Ltda.
* written by Alain Schaefer <alain.schaefer@easc.ch>
* and Antonio Giovanini <antonio@atos.com.br>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include <bsp.h>
#include <rtems/libio.h>
/*
* If defined, speed up the clock ticks while the idle task is running so
* time spent in the idle task is minimized. This significantly reduces
* the wall time required to execute the RTEMS test suites.
*/
/* #define CLOCK_DRIVER_USE_FAST_IDLE */
#define CLOCK_VECTOR 6
#define Clock_driver_support_install_isr( _new, _old ) \
do { \
_old = (rtems_isr_entry) set_vector( _new, CLOCK_VECTOR, 1 ); \
} while(0)
#define Clock_driver_support_initialize_hardware() \
*((uint32_t*)TCNTL) = TAUTORLD|TMREN|TMPWR; \
*((uint32_t*)TPERIOD) = CCLK / 1000000 * BSP_Configuration.microseconds_per_tick; \
*((uint32_t*)TSCALE) = 0; \
do { \
} while (0)
#define Clock_driver_support_at_tick()
#define Clock_driver_support_shutdown_hardware()
#include "../../../shared/clockdrv_shell.c"

177
c/src/lib/libbsp/bfin/shared/clock/rtc.c Normal file
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@@ -0,0 +1,177 @@
/* Real Time Clock Driver for eZKit533.
*
* Copyright (c) 2006 by Atos Automacao Industrial Ltda.
* written by Alain Schaefer <alain.schaefer@easc.ch>
* and Antonio Giovanini <antonio@atos.com.br>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include <bsp.h>
#include "tod.h"
#include <rtems/libio.h>
#include <rtems/score/tod.h>
#include <rtems/rtems/types.h>
#define MSK_DAY 0xFFFE0000
#define MSK_HOUR 0x0001F000
#define MSK_MINUTE 0x00000FC0
#define MSK_SECOND 0x0000003F
#define SHF_DAY 17
#define SHF_HOUR 12
#define SHF_MINUTE 6
#define SHF_SECOND 0
rtems_device_driver rtc_initialize(
rtems_device_major_number major,
rtems_device_minor_number minor_arg,
void *arg
)
{
rtems_status_code status;
/*
* Register and initialize the primary RTC's
*/
status = rtems_io_register_name( "/dev/rtc", major, 0 );
if (status != RTEMS_SUCCESSFUL) {
rtems_fatal_error_occurred(status);
}
Init_RTC();
setRealTimeToRTEMS();
return RTEMS_SUCCESSFUL;
}
void Init_RTC(void)
{
*((uint16_t*)RTC_PREN) = 0x0001; /* Enable Prescaler */
}
int Leap_years_until_now (int year);
/*
* Read time from RTEMS' clock manager and set it to RTC
*/
void setRealTimeFromRTEMS (void)
{
rtems_time_of_day time_buffer;
rtems_status_code status;
status = rtems_clock_get( RTEMS_CLOCK_GET_TOD, &time_buffer );
if (status == RTEMS_SUCCESSFUL){
setRealTime(&time_buffer);
}
}
/*
* Read real time from RTC and set it to RTEMS' clock manager
*/
void setRealTimeToRTEMS (void)
{
rtems_time_of_day time_buffer;
getRealTime(&time_buffer);
rtems_clock_set( &time_buffer );
}
/*
* Set the RTC time
*/
int setRealTime(
rtems_time_of_day *tod
)
{
uint32_t days;
rtems_time_of_day tod_temp;
tod_temp = *tod;
days = (tod_temp.year - TOD_BASE_YEAR)*365 + _TOD_Days_to_date[0][tod_temp.month] + tod_temp.day - 1;
if (tod_temp.month < 3) days += Leap_years_until_now (tod_temp.year - 1);
else days += Leap_years_until_now (tod_temp.year);
*((uint32_t*)RTC_STAT) = (days << SHF_DAY)|(tod_temp.hour << SHF_HOUR)|(tod_temp.minute << SHF_MINUTE)|tod_temp.second;
}
/*
* Get the time from the RTC.
*/
void getRealTime(
rtems_time_of_day *tod
)
{
uint32_t days, rtc_reg;
rtems_time_of_day tod_temp;
int n, Leap_year;
rtc_reg = *((uint32_t*)RTC_STAT);
days = (rtc_reg >> SHF_DAY) + 1;
/* finding year */
tod_temp.year = days/365 + TOD_BASE_YEAR;
if (days%365 > Leap_years_until_now (tod_temp.year - 1)){
days = (days%365) - Leap_years_until_now (tod_temp.year - 1);
}else{
tod_temp.year--;
days = (days%365) + 365 - Leap_years_until_now (tod_temp.year - 1);
}
/* finding month and day */
Leap_year = (((!(tod_temp.year%4)) && (tod_temp.year%100)) || (!(tod_temp.year%400)))?1:0;
for (n=1; n<=12; n++)
{
if (days <= _TOD_Days_to_date[Leap_year][n+1])
{
tod_temp.month = n;
tod_temp.day = days - _TOD_Days_to_date[Leap_year][n];
break;
}
}
tod_temp.hour = (rtc_reg & MSK_HOUR) >> SHF_HOUR;
tod_temp.minute = (rtc_reg & MSK_MINUTE) >> SHF_MINUTE;
tod_temp.second = (rtc_reg & MSK_SECOND);
tod_temp.ticks = 0;
*tod = tod_temp;
}
/*
* Return the difference between RTC and RTEMS' clock manager time in minutes.
* If the difference is greater than 1 day, this returns 9999.
*/
int checkRealTime (void)
{
rtems_time_of_day rtems_tod;
rtems_time_of_day rtc_tod;
uint32_t rtems_time;
uint32_t rtc_time;
rtems_clock_get( RTEMS_CLOCK_GET_TOD, &rtems_tod );
getRealTime ( &rtc_tod );
rtems_time = _TOD_To_seconds( &rtems_tod );
rtc_time = _TOD_To_seconds( &rtc_tod );
return rtems_time - rtc_time;
}
int Leap_years_until_now (int year)
{
return ((year/4 - year/100 + year/400) - ((TOD_BASE_YEAR - 1)/4 - (TOD_BASE_YEAR - 1)/100 + (TOD_BASE_YEAR - 1)/400));
}

63
c/src/lib/libbsp/bfin/shared/clock/tod.h Normal file
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/* tod.h
*
* Real Time Clock definitions for eZKit533.
*
* Copyright (c) 2006 by Atos Automacao Industrial Ltda.
* written by Alain Schaefer <alain.schaefer@easc.ch>
* and Antonio Giovanini <antonio@atos.com.br>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#ifndef TOD_H
#define TOD_H
#ifdef __cplusplus
extern "C" {
#endif
/*
* Set the RTC.
*/
int setRealTime(
rtems_time_of_day *tod
);
/*
* Get the time from the RTC.
*/
void getRealTime(
rtems_time_of_day *tod
);
/*
* Read real time from RTC and set it to RTEMS' clock manager
*/
void setRealTimeToRTEMS();
/*
* Read time from RTEMS' clock manager and set it to RTC
*/
void setRealTimeFromRTEMS();
/*
* Return the difference between RTC and RTEMS' clock manager time in minutes.
* If the difference is greater than 1 day, this returns 9999.
*/
int checkRealTime();
#ifdef __cplusplus
}
#endif
#endif

233
c/src/lib/libbsp/bfin/shared/console/console.c Normal file
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/* Console Driver for eZKit533
*
* Copyright (c) 2006 by Atos Automacao Industrial Ltda.
* written by Alain Schaefer <alain.schaefer@easc.ch>
* and Antonio Giovanini <antonio@atos.com.br>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <bsp.h>
#include <rtems/libio.h>
#include <stdlib.h>
#include <assert.h>
/*
* console_outbyte_polled
*
* This routine transmits a character using polling.
*/
void console_outbyte_polled(int port, char ch);
/* body is in console-io.c */
/*
* console_inbyte_nonblocking
*
* This routine polls for a character.
*/
int console_inbyte_nonblocking( int port );
/* body is in console-io.c */
/*
*
* This routine initialize uart hardware
*/
void console_initialize_hardware(void);
/* body is in console-io.c */
/*
* Interrupt driven console IO
*/
#if (CONSOLE_USE_INTERRUPTS)
/*
* Buffers between task and ISRs
*/
#include <rtems/ringbuf.h>
void *console_termios_data[ 1 ];
/*
* console_initialize_interrupts
*
* This routine initializes the console's receive and transmit
* ring buffers and loads the appropriate vectors to handle the interrupts.
*
* Input parameters: NONE
*
* Output parameters: NONE
*
* Return values: NONE
*/
void console_initialize_interrupts( void );
/* body is in console-io.c */
/*
* console_outbyte_interrupt
*
* This routine transmits a character out.
*
* Input parameters:
* port - port to transmit character to
* ch - character to be transmitted
*
* Output parameters: NONE
*
* Return values: NONE
*/
void console_outbyte_interrupt(int port, char ch);
#endif /* CONSOLE_USE_INTERRUPTS */
/*
* Console Termios Support Entry Points
*
*/
int console_write_support (int minor, const char *buf, int len)
{
int nwrite = 0;
while (nwrite < len) {
#if (CONSOLE_USE_INTERRUPTS)
console_outbyte_interrupt( minor, *buf++ );
#else
console_outbyte_polled( minor, *buf++ );
#endif
nwrite++;
}
return nwrite;
}
/*
* Console Device Driver Entry Points
*
*/
rtems_device_driver console_initialize(
rtems_device_major_number major,
rtems_device_minor_number minor,
void *arg
)
{
rtems_status_code status;
rtems_termios_initialize();
/*
* Register Device Names
*/
status = rtems_io_register_name( "/dev/console", major, 0 );
if (status != RTEMS_SUCCESSFUL)
rtems_fatal_error_occurred(status);
/*
* Initialize Hardware
*/
#if (CONSOLE_USE_INTERRUPTS)
console_initialize_interrupts();
#endif
console_initialize_hardware();
return RTEMS_SUCCESSFUL;
}
rtems_device_driver console_open(
rtems_device_major_number major,
rtems_device_minor_number minor,
void * arg
)
{
rtems_status_code sc;
#if (CONSOLE_USE_INTERRUPTS)
rtems_libio_open_close_args_t *args = arg;
static const rtems_termios_callbacks intrCallbacks = {
NULL, /* firstOpen */
NULL, /* lastClose */
NULL, /* pollRead */
console_write_support, /* write */
NULL, /* setAttributes */
NULL, /* stopRemoteTx */
NULL, /* startRemoteTx */
0 /* outputUsesInterrupts */
};
#else
static const rtems_termios_callbacks pollCallbacks = {
NULL, /* firstOpen */
NULL, /* lastClose */
console_inbyte_nonblocking, /* pollRead */
console_write_support, /* write */
NULL, /* setAttributes */
NULL, /* stopRemoteTx */
NULL, /* startRemoteTx */
0 /* outputUsesInterrupts */
};
#endif
assert( minor <= 1 );
if ( minor > 2 )
return RTEMS_INVALID_NUMBER;
#if (CONSOLE_USE_INTERRUPTS)
sc = rtems_termios_open (major, minor, arg, &intrCallbacks);
console_termios_data[ minor ] = args->iop->data1;
#else
sc = rtems_termios_open (major, minor, arg, &pollCallbacks);
#endif
return RTEMS_SUCCESSFUL;
}
rtems_device_driver console_close(
rtems_device_major_number major,
rtems_device_minor_number minor,
void * arg
)
{
return rtems_termios_close (arg);
}
rtems_device_driver console_read(
rtems_device_major_number major,
rtems_device_minor_number minor,
void * arg
)
{
return rtems_termios_read (arg);
}
rtems_device_driver console_write(
rtems_device_major_number major,
rtems_device_minor_number minor,
void * arg
)
{
return rtems_termios_write (arg);
}
rtems_device_driver console_control(
rtems_device_major_number major,
rtems_device_minor_number minor,
void * arg
)
{
return rtems_termios_ioctl (arg);
}

71
c/src/lib/libbsp/bfin/shared/start/start.S Normal file
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#include <rtems/score/bfin.h>
.section .init
.globl __init
.type __init,@function
__init:
.section .fini
.globl __fini
.type __fini,@function
__fini:
.text
.align 2
.global __start
__start:
/* Start by setting up a stack */
sp.h = 0xFFB0;
sp.l = 0x0F00;
/* Maybe we should zero the memory in the .bss section. */
/* This changes to the supervisor mode */
p0.l = START;
p0.h = START;
p1.l = LO(EVT15);
p1.h = HI(EVT15);
[P1] = P0;
P0.h = HI(IMASK);
P0.l = LO(IMASK);
R0 = [P0];
/* R1.l = EVT_IVG15 & 0xFFFF; */
R1.l = 0x8000;
R0 = R0 | R1;
[P0] = R0;
RAISE 15;
PO.l = WAIT;
P0.h = WAIT;
RETI = P0;
RTI;
/* endless loop to wait */
WAIT:
jump WAIT;
START:
[--SP] = RETI;
p0.l = _boot_card;
p0.h = _boot_card;
call (p0);
p0.l = _exit;
p0.h = _exit;
P3 = P4;
jump (p0) /* Should not return. */
.global _null_isr
_null_isr:
rti;

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c/src/lib/libbsp/bfin/shared/timer/timer.c Normal file
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/* bspstart.c for eZKit533
*
* This file manages the benchmark timer used by the RTEMS Timing Test
* Suite. Each measured time period is demarcated by calls to
* Timer_initialize() and Read_timer(). Read_timer() usually returns
* the number of microseconds since Timer_initialize() exitted.
*
* Copyright (c) 2006 by Atos Automacao Industrial Ltda.
* written by Alain Schaefer <alain.schaefer@easc.ch>
* and Antonio Giovanini <antonio@atos.com.br>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include <bsp.h>
uint32_t Timer_interrupts;
rtems_boolean Timer_driver_Find_average_overhead;
/*
* Timer_initialize
*
* Blackfin processor has a counter for clock cycles.
*/
void Timer_initialize( void )
{
/*reset counters*/
asm ("R2 = 0;");
asm ("CYCLES = R2;");
asm ("CYCLES2 = R2;");
/*start counters*/
asm ("R2 = SYSCFG;");
asm ("BITSET(R2,1);");
asm ("SYSCFG = R2");
}
/*
* The following controls the behavior of Read_timer().
*
* AVG_OVEREHAD is the overhead for starting and stopping the timer. It
* is usually deducted from the number returned.
*
* LEAST_VALID is the lowest number this routine should trust. Numbers
* below this are "noise" and zero is returned.
*/
#define AVG_OVERHEAD 0 /* It typically takes X.X microseconds */
/* (Y countdowns) to start/stop the timer. */
/* This value is in microseconds. */
#define LEAST_VALID 1 /* Don't trust a clicks value lower than this */
int Read_timer( void )
{
uint32_t clicks;
uint32_t total;
register int *cycles asm ("R2");
/* stop counter */
asm("R2 = SYSCFG;");
asm("BITCLR(R2,1);");
asm("SYSCFG = R2;");
asm("R2 = CYCLES;");
clicks = cycles; /* Clock cycles */
/* converting to microseconds */
total = clicks / (CCLK/1000000);
if ( Timer_driver_Find_average_overhead == 1 )
return total; /* in XXX microsecond units */
else {
if ( total < LEAST_VALID )
return 0; /* below timer resolution */
/*
* Somehow convert total into microseconds
*/
return (total - AVG_OVERHEAD);
}
}
/*
* Empty function call used in loops to measure basic cost of looping
* in Timing Test Suite.
*/
rtems_status_code Empty_function( void )
{
return RTEMS_SUCCESSFUL;
}
void Set_find_average_overhead(
rtems_boolean find_flag
)
{
Timer_driver_Find_average_overhead = find_flag;
}