[PATCH] Add raspberry pi board BSP
Joel Sherrill
joel.sherrill at OARcorp.com
Mon Feb 25 17:06:55 UTC 2013
On 2/25/2013 10:58 AM, Cláudio Silva wrote:
> You could also fork it on github, make your changes and then make a
> pull request. I don't know if the maintainers currently advise it but
> it is a technical possibility. I think it has been done in the past
> for GSOC2012 projects.
That should work.
The biggest issue is that we are all still learning git. I don't know
that we
have pulled from github yet. But I am willing to try it.
--joel
> On Mon, Feb 25, 2013 at 4:29 PM, Joel Sherrill
> <joel.sherrill at oarcorp.com> wrote:
>> On 2/25/2013 10:17 AM, Cudmore, Alan P. (GSFC-5820) wrote:
>>> I'm just learning Git, but wouldn't it be nice if RTEMS developers could
>>> fork a repo, make changes and have an online code review using a tool like
>>> Gerrit? http://code.google.com/p/gerrit/
>> Yes! It is on my wishlist. :)
>>
>> I think it would make BSP reviews, GSOC, GCI, etc. easier.
>>
>> My understanding is that we want a Buildbot in place before putting
>> an online code review took in the workflow.
>>
>> --joel
>>
>>> Alan
>>>
>>> On Feb 25, 2013, at 10:06 AM, Gedare Bloom <gedare at rtems.org> wrote:
>>>
>>>> Hi Alan,
>>>>
>>>> I've made a few comments. Some repeated issues are the $Id$ which we
>>>> got rid of now, and there were a lot of copy-pasted file comments that
>>>> might be a little inaccurate, or that you should update the copyright
>>>> and add your own authorship info to.
>>>>
>>>> -Gedare
>>>>
>>>> On Sun, Feb 24, 2013 at 8:41 PM, Cudmore, Alan P. (GSFC-5820)
>>>> <alan.p.cudmore at nasa.gov> wrote:
>>>>> This patch is my Raspberry Pi BSP.
>>>>> - Based on the lpc32xx BSP ( no libcpu ). I removed the MMU setup code,
>>>>> it could probably be added back in
>>>>> - Interrupt driven console code is included, but does not work yet. The
>>>>> polled driver works.
>>>>> - The benchmark timer driver does not work yet, I was trying to
>>>>> troubleshoot that this weekend.
>>>>> - It was compiled and tested with the rtems-4.11 ( non-eabi ) toolchain.
>>>>>
>>>>> Alan
>>>>>
>>>>> ---------------
>>>>> diff --git a/c/src/lib/libbsp/arm/acinclude.m4
>>>>> b/c/src/lib/libbsp/arm/acinclude.m4
>>>>> index 9512b26..82aba6f 100644
>>>>> --- a/c/src/lib/libbsp/arm/acinclude.m4
>>>>> +++ b/c/src/lib/libbsp/arm/acinclude.m4
>>>>> @@ -24,6 +24,8 @@ AC_DEFUN([RTEMS_CHECK_BSPDIR],
>>>>> AC_CONFIG_SUBDIRS([lpc32xx]);;
>>>>> nds )
>>>>> AC_CONFIG_SUBDIRS([nds]);;
>>>>> + raspberry_pi )
>>>>> + AC_CONFIG_SUBDIRS([raspberry_pi]);;
>>>> do we have any other BSPs with an underscore in the name? maybe just
>>>> "raspberrypi" or even just "pi" would be ok?
>>>>
>>>>> rtl22xx )
>>>>> AC_CONFIG_SUBDIRS([rtl22xx]);;
>>>>> smdk2410 )
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/ChangeLog
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/ChangeLog
>>>>> new file mode 100755
>>>>> index 0000000..3b85dbb
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/ChangeLog
>>>>> @@ -0,0 +1,4 @@
>>>>> +2013-02-15 Alan Cudmores <alan.cudmore at gmail.com>
>>>>> +
>>>>> + * created raspberry_pi bsp from lpc32xx
>>>>> +
>>>> We don't use ChangeLog anymore. Instead we rely on git commit messages.
>>>>
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/Makefile.am
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/Makefile.am
>>>>> new file mode 100755
>>>>> index 0000000..f19ad95
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/Makefile.am
>>>>> @@ -0,0 +1,151 @@
>>>>> +##
>>>>> +#
>>>>> +# @file
>>>>> +#
>>>>> +# @brief Makefile of LibBSP for the raspberry_pi board.
>>>>> +#
>>>>> +
>>>>> +# $Id: Makefile.am,v 1.5 2010/05/20 13:15:35 sh Exp $
>>>> We don't use $Id$ anymore. Please remove any of these.
>>>>
>>>>> +
>>>>> +ACLOCAL_AMFLAGS = -I ../../../../aclocal
>>>>> +
>>>>> +include $(top_srcdir)/../../../../automake/compile.am
>>>>> +
>>>>> +include_bspdir = $(includedir)/bsp
>>>>> +include_libcpudir = $(includedir)/libcpu
>>>>> +
>>>>> +dist_project_lib_DATA = bsp_specs
>>>>> +
>>>>>
>>>>> +###############################################################################
>>>>> +# Header
>>>>> #
>>>>>
>>>>> +###############################################################################
>>>>> +
>>>>> +include_HEADERS = include/bsp.h
>>>>> +include_HEADERS += ../../shared/include/tm27.h
>>>>> +
>>>>> +nodist_include_HEADERS = ../../shared/include/coverhd.h \
>>>>> + include/bspopts.h
>>>>> +
>>>>> +nodist_include_bsp_HEADERS = ../../shared/include/bootcard.h
>>>>> +
>>>>> +include_bsp_HEADERS =
>>>>> +include_bsp_HEADERS += ../../shared/include/utility.h
>>>>> +include_bsp_HEADERS += ../../shared/include/irq-generic.h
>>>>> +include_bsp_HEADERS += ../../shared/include/irq-info.h
>>>>> +include_bsp_HEADERS += ../../shared/include/stackalloc.h
>>>>> +include_bsp_HEADERS += ../../shared/include/uart-output-char.h
>>>>> +include_bsp_HEADERS += ../../shared/tod.h
>>>>> +include_bsp_HEADERS += ../shared/include/linker-symbols.h
>>>>> +include_bsp_HEADERS += ../shared/include/start.h
>>>>> +include_bsp_HEADERS += ../shared/lpc/include/lpc-timer.h
>>>>> +include_bsp_HEADERS += ../shared/lpc/include/lpc-dma.h
>>>>> +include_bsp_HEADERS += include/irq.h
>>>>> +include_bsp_HEADERS += include/mmu.h
>>>>> +include_bsp_HEADERS += include/raspberry_pi.h
>>>>> +
>>>>> +include_libcpu_HEADERS = ../../../libcpu/arm/shared/include/cache_.h \
>>>>> + ../../../libcpu/arm/shared/include/arm-cp15.h
>>>>> +
>>>>>
>>>>> +###############################################################################
>>>>> +# Data
>>>>> #
>>>>>
>>>>> +###############################################################################
>>>>> +
>>>>> +noinst_LIBRARIES = libbspstart.a
>>>>> +
>>>>> +libbspstart_a_SOURCES = ../shared/start/start.S
>>>>> +
>>>>> +project_lib_DATA = start.$(OBJEXT)
>>>>> +
>>>>> +project_lib_DATA += startup/linkcmds
>>>>> +project_lib_DATA += ../shared/startup/linkcmds.base
>>>>> +
>>>>> +EXTRA_DIST = startup/linkcmds
>>>>> +
>>>>>
>>>>> +###############################################################################
>>>>> +# LibBSP
>>>>> #
>>>>>
>>>>> +###############################################################################
>>>>> +
>>>>> +noinst_LIBRARIES += libbsp.a
>>>>> +
>>>>> +libbsp_a_SOURCES =
>>>>> +libbsp_a_CPPFLAGS =
>>>>> +libbsp_a_LIBADD =
>>>>> +
>>>>> +# Shared
>>>>> +libbsp_a_SOURCES += ../../shared/bootcard.c
>>>>> +libbsp_a_SOURCES += ../../shared/bspclean.c
>>>>> +libbsp_a_SOURCES += ../../shared/bspgetworkarea.c
>>>>> +libbsp_a_SOURCES += ../../shared/bsplibc.c
>>>>> +libbsp_a_SOURCES += ../../shared/bsppost.c
>>>>> +libbsp_a_SOURCES += ../../shared/bsppredriverhook.c
>>>>> +libbsp_a_SOURCES += ../../shared/bsppretaskinghook.c
>>>>> +libbsp_a_SOURCES += ../../shared/gnatinstallhandler.c
>>>>> +libbsp_a_SOURCES += ../../shared/sbrk.c
>>>>> +libbsp_a_SOURCES += ../../shared/src/stackalloc.c
>>>>> +libbsp_a_SOURCES += ../shared/abort/simple_abort.c
>>>>> +libbsp_a_SOURCES += ../shared/startup/bsp-start-memcpy.S
>>>>> +
>>>>> +# libbsp_a_SOURCES += ../../shared/src/uart-output-char.c
>>>>> +
>>>>> +
>>>>> +# Startup
>>>>> +libbsp_a_SOURCES += startup/bspreset.c
>>>>> +libbsp_a_SOURCES += startup/bspstart.c
>>>>> +
>>>>> +# IRQ
>>>>> +libbsp_a_SOURCES += ../../shared/src/irq-default-handler.c
>>>>> +libbsp_a_SOURCES += ../../shared/src/irq-generic.c
>>>>> +libbsp_a_SOURCES += ../../shared/src/irq-info.c
>>>>> +libbsp_a_SOURCES += ../../shared/src/irq-legacy.c
>>>>> +libbsp_a_SOURCES += ../../shared/src/irq-server.c
>>>>> +libbsp_a_SOURCES += ../../shared/src/irq-shell.c
>>>>> +libbsp_a_SOURCES += irq/irq.c
>>>>> +
>>>>> +# Console
>>>>> +libbsp_a_SOURCES += console/console.c
>>>>> +
>>>>> +# clock
>>>>> +libbsp_a_SOURCES += clock/clockdrv.c ../../../shared/clockdrv_shell.h
>>>>> +
>>>>> +# Timer
>>>>> +libbsp_a_SOURCES += misc/timer.c
>>>>> +
>>>>> +# RTC
>>>>> +
>>>>> +# SSP
>>>>> +
>>>>> +# I2C
>>>>> +
>>>>> +# Cache
>>>>> +libbsp_a_SOURCES += ../../../libcpu/shared/src/cache_manager.c
>>>>> +libbsp_a_SOURCES += ../../../libcpu/arm/shared/include/cache_.h
>>>>> +libbsp_a_CPPFLAGS += -I$(srcdir)/../../../libcpu/arm/shared/include
>>>>> +
>>>>> +# Start hooks
>>>>> +libbsp_a_SOURCES += startup/bspstarthooks.c
>>>>> +
>>>>>
>>>>> +###############################################################################
>>>>> +# Network
>>>>> #
>>>>>
>>>>> +###############################################################################
>>>>> +
>>>>> +#if HAS_NETWORKING
>>>>> +#
>>>>> +#noinst_PROGRAMS = network.rel
>>>>> +#
>>>>> +#network_rel_SOURCES = ../shared/lpc/network/lpc-ethernet.c
>>>>> +#network_rel_CPPFLAGS = $(AM_CPPFLAGS)
>>>>> -D__INSIDE_RTEMS_BSD_TCPIP_STACK__ -D__BSD_VISIBLE
>>>>> +#network_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
>>>>> +#
>>>>> +#
>>>>> +#libbsp_a_LIBADD += network.rel
>>>>> +#
>>>>> +#endif
>>>>> +
>>>>>
>>>>> +###############################################################################
>>>>> +# Special Rules
>>>>> #
>>>>>
>>>>> +###############################################################################
>>>>> +
>>>>> +DISTCLEANFILES = include/bspopts.h
>>>>> +
>>>>> +include $(srcdir)/preinstall.am
>>>>> +include $(top_srcdir)/../../../../automake/local.am
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/README
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/README
>>>>> new file mode 100755
>>>>> index 0000000..7c92d55
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/README
>>>>> @@ -0,0 +1,65 @@
>>>>> +BSP for the Raspberry Pi ARM board
>>>>> +This is a basic port that should work on either Model A or Model B.
>>>>> +
>>>>> +It currently supports the following devices:
>>>>> + o Console using the PL011 UART0
>>>>> + The console driver only works with polled mode right now,
>>>>> + the interrupt code is there, but it does not work yet.
>>>>> + The console driver is currently hardcoded at 115k 8N1
>>>>> + o Clock uses the internal ARM timer
>>>>> + The Raspberry Pi can be overclocked through the config.txt file,
>>>>> this
>>>>> + would affect the duration of the clock tick.
>>>>> + o Benchmark timer reads the lower 32 bit GPU timer register
>>>>> +
>>>>> +To run an RTEMS binary, it must be stripped and loaded on the SD card
>>>>> along with
>>>>> +the following files:
>>>>> + bootcode.bin
>>>>> + config.txt
>>>>> + loader.bin
>>>>> + start.elf
>>>>> + kernel.img ( the RTEMS binary, you can change the name in config.txt
>>>>> )
>>>>> +
>>>>> +These files can be obtained from a Linux installation image, or from
>>>>> here:
>>>>> +https://github.com/raspberrypi/firmware
>>>>> +
>>>>> +I used an old 256MB SD card to boot RTEMS.
>>>>> +Much more information about the SD card file and bootloader can be
>>>>> found here:
>>>>> +http://elinux.org/RPi_Hub
>>>>> +http://www.raspberrypi.org
>>>>> +
>>>>> +The linker script is set up for 128MB, so it can be used with a GPU/ARM
>>>>> split
>>>>> +of 128/128.
>>>>> +The bootloader that is used on the SD card determines the split of RAM
>>>>> between the
>>>>> +ARM and the GPU. It might make sense to adjust the GPU/ARM memory split
>>>>> to give
>>>>> +more memory to RTEMS, especially on a 512MB board.
>>>>> +
>>>>> +To do:
>>>>> + It would be nice to get support in the BSP for the following:
>>>>> + o SD card
>>>>> + o USB and USB 10/100 network chip on Model B
>>>>> + o SPI
>>>>> + o GPIO
>>>>> + o ARM MMU
>>>>> + o Graphics console
>>>>> + o Sound
>>>>> +
>>>>> +Credits and links:
>>>>> +
>>>>> + There is a wealth of code and information to reference on the
>>>>> raspberrypi.org bare metal forums:
>>>>> + http://www.raspberrypi.org/phpBB3/viewforum.php?f=72
>>>>> +
>>>>> + I found information about how to program the timers, interrupts, and
>>>>> UART 0
>>>>> + from the examples provided by:
>>>>> +
>>>>> + David Welch:
>>>>> + https://github.com/dwelch67/raspberrypi
>>>>> + The readme file at his github repository has valuable information
>>>>> about connecting a UART cable, JTAG etc.
>>>>> +
>>>>> + Steve Bate:
>>>>> + http://www.stevebate.net/chibios-rpi/GettingStarted.html
>>>>> + Steve provided a port of the Chibios RTOS to the raspberry Pi
>>>>> +
>>>>> + James Walmsley:
>>>>> + http://www.raspberrypi.org/phpBB3/viewtopic.php?f=72&t=22423
>>>>> + James ported FreeRTOS to the raspberry Pi.
>>>>> +
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/bsp_specs
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/bsp_specs
>>>>> new file mode 100755
>>>>> index 0000000..082653a
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/bsp_specs
>>>>> @@ -0,0 +1,13 @@
>>>>> +%rename endfile old_endfile
>>>>> +%rename startfile old_startfile
>>>>> +%rename link old_link
>>>>> +
>>>>> +*startfile:
>>>>> +%{!qrtems: %(old_startfile)} \
>>>>> +%{!nostdlib: %{qrtems: start.o%s crti.o%s crtbegin.o%s -e _start}}
>>>>> +
>>>>> +*link:
>>>>> +%{!qrtems: %(old_link)} %{qrtems: -dc -dp -N}
>>>>> +
>>>>> +*endfile:
>>>>> +%{!qrtems: *(old_endfiles)} %{qrtems: crtend.o%s crtn.o%s }
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/clock/clockdrv.c
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/clock/clockdrv.c
>>>>> new file mode 100755
>>>>> index 0000000..63017fb
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/clock/clockdrv.c
>>>>> @@ -0,0 +1,97 @@
>>>>> +/*
>>>>> + * BCM2835 Clock driver
>>>>> + *
>>>>> + * Copyright (c) 2002 by Jay Monkman <jtm at smoothsmoothie.com>
>>>>> + *
>>>>> + * 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.
>>>> Delete the blank line here.
>>>>
>>>>> + *
>>>>> + *
>>>>> + * $Id: clockdrv.c,v 1.13 2010/04/30 14:48:52 sh Exp $
>>>> Deleyte the $Id$ and extra blank lines.
>>>>
>>>>> +*/
>>>>> +
>>>>> +#include <rtems.h>
>>>>> +#include <bsp.h>
>>>>> +#include <bsp/irq.h>
>>>>> +#include <bsp/irq-generic.h>
>>>>> +#include <bsp/raspberry_pi.h>
>>>>> +
>>>>> +#define CLOCK_VECTOR 0
>>>>> +
>>>>> +void Clock_isr(rtems_irq_hdl_param arg);
>>>>> +static void clock_isr_on(const rtems_irq_connect_data *unused);
>>>>> +static void clock_isr_off(const rtems_irq_connect_data *unused);
>>>>> +static int clock_isr_is_on(const rtems_irq_connect_data *irq);
>>>>> +uint32_t clock_driver_get_nanoseconds_since_last_tick(void);
>>>>> +
>>>>> +rtems_irq_connect_data clock_isr_data =
>>>>> +{
>>>>> + BCM2835_IRQ_ID_TIMER_0 ,
>>>>> + (rtems_irq_hdl)Clock_isr,
>>>>> + NULL,
>>>>> + clock_isr_on,
>>>>> + clock_isr_off,
>>>>> + clock_isr_is_on
>>>>> +};
>>>>> +
>>>>> +#define Clock_driver_support_at_tick() \
>>>>> + do { \
>>>>> + BCM2835_REG(BCM2835_TIMER_CLI) = 0; \
>>>>> + } while(0)
>>>>> +
>>>>> +#define Clock_driver_support_install_isr( _new, _old ) \
>>>>> + do { \
>>>>> + (_old) = NULL; /* avoid warning */; \
>>>>> + BSP_install_rtems_irq_handler(&clock_isr_data); \
>>>>> + } while(0)
>>>>> +
>>>>> +/*
>>>>> + * Set up the clock hardware
>>>>> + */
>>>>> +
>>>>> +#define Clock_driver_support_initialize_hardware() \
>>>>> + do { \
>>>>> + BCM2835_REG(BCM2835_TIMER_CTL) = 0x003E0000; \
>>>>> + BCM2835_REG(BCM2835_TIMER_LOD) = 10000 - 1; \
>>>>> + BCM2835_REG(BCM2835_TIMER_RLD) = 10000 - 1; \
>>>>> + BCM2835_REG(BCM2835_TIMER_DIV) = BCM2835_TIMER_PRESCALE; \
>>>>> + BCM2835_REG(BCM2835_TIMER_CLI) = 0; \
>>>>> + BCM2835_REG(BCM2835_TIMER_CTL) = 0x003E00A2; \
>>>>> + } while (0)
>>>>> +
>>>>> +#define Clock_driver_support_shutdown_hardware() \
>>>>> + do { \
>>>>> + BSP_remove_rtems_irq_handler(&clock_isr_data); \
>>>>> + } while (0)
>>>>> +
>>>>> +/*
>>>>> + * Return the nanoseconds since last tick
>>>>> + */
>>>>> +uint32_t clock_driver_get_nanoseconds_since_last_tick(void)
>>>>> +{
>>>>> + return 0;
>>>>> +}
>>>>> +
>>>>> +#define Clock_driver_nanoseconds_since_last_tick \
>>>>> + clock_driver_get_nanoseconds_since_last_tick
>>>>> +
>>>>> +static void clock_isr_on(const rtems_irq_connect_data *unused)
>>>>> +{
>>>>> + bsp_interrupt_vector_enable(BCM2835_IRQ_ID_TIMER_0);
>>>>> + return;
>>>>> +}
>>>>> +
>>>>> +static void clock_isr_off(const rtems_irq_connect_data *unused)
>>>>> +{
>>>>> + bsp_interrupt_vector_disable(BCM2835_IRQ_ID_TIMER_0);
>>>>> + return;
>>>>> +}
>>>>> +
>>>>> +static int clock_isr_is_on(const rtems_irq_connect_data *irq)
>>>>> +{
>>>>> + return 1;
>>>>> +}
>>>>> +
>>>>> +#include "../../../shared/clockdrv_shell.h"
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/configure.ac
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/configure.ac
>>>>> new file mode 100755
>>>>> index 0000000..cfb1918
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/configure.ac
>>>>> @@ -0,0 +1,31 @@
>>>>> +##
>>>>> +#
>>>>> +# @file
>>>>> +#
>>>>> +# @brief Configure script of LibBSP for the Raspberry Pi boards.
>>>>> +#
>>>>> +
>>>>> +AC_PREREQ([2.68])
>>>>>
>>>>> +AC_INIT([rtems-c-src-lib-libbsp-arm-raspberry_pi],[_RTEMS_VERSION],[rtems-bugs at rtems.com])
>>>> Change the rtems-bugs at rtems.com to http://www.rtems.org/bugzilla
>>>>
>>>>> +AC_CONFIG_SRCDIR([bsp_specs])
>>>>> +RTEMS_TOP(../../../../../..)
>>>>> +
>>>>> +RTEMS_CANONICAL_TARGET_CPU
>>>>> +AM_INIT_AUTOMAKE([no-define nostdinc foreign 1.11.1])
>>>> Bump this to 1.12.2 I think we are on now.
>>>>
>>>>> +RTEMS_BSP_CONFIGURE
>>>>> +
>>>>> +RTEMS_PROG_CC_FOR_TARGET
>>>>> +RTEMS_CANONICALIZE_TOOLS
>>>>> +RTEMS_PROG_CCAS
>>>>> +
>>>>> +RTEMS_CHECK_NETWORKING
>>>>> +AM_CONDITIONAL(HAS_NETWORKING,test "$HAS_NETWORKING" = "yes")
>>>>> +
>>>>> +RTEMS_BSPOPTS_SET([BSP_START_RESET_VECTOR],[*],[])
>>>>> +RTEMS_BSPOPTS_HELP([BSP_START_RESET_VECTOR],[reset vector address for
>>>>> BSP start])
>>>>> +
>>>>> +RTEMS_BSP_CLEANUP_OPTIONS(0, 0)
>>>>> +RTEMS_BSP_LINKCMDS
>>>>> +
>>>>> +AC_CONFIG_FILES([Makefile])
>>>>> +AC_OUTPUT
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/console/console.c
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/console/console.c
>>>>> new file mode 100755
>>>>> index 0000000..5156737
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/console/console.c
>>>>> @@ -0,0 +1,457 @@
>>>>> +/*
>>>>> + * Console driver for the Raspberry Pi PL011 UART0
>>>>> + *
>>>>> + * Based on a driver by Jay Monkman <jtm at lopingdog.com>
>>>>> + * Copyright (c) 2005 by Loping Dog Embedded Systems
>>>>> + *
>>>>> + * 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
>>>>> + *
>>>>> + * $Id: uart.c,v 1.9 2010/04/30 14:40:16 sh Exp $
>>>> Remove $Id$
>>>>
>>>>> + */
>>>>> +#include <bsp.h>
>>>>> +#include <rtems/libio.h>
>>>>> +#include <libchip/sersupp.h>
>>>>> +#include <rtems/error.h>
>>>>> +#include <rtems/bspIo.h>
>>>>> +#include <termios.h>
>>>>> +#include <rtems/irq.h>
>>>>> +#include <bsp/irq.h>
>>>>> +#include <bsp/irq-generic.h>
>>>>> +#include <bsp/raspberry_pi.h>
>>>>> +#include <bsp/uart-output-char.h>
>>>>> +
>>>>> +/* Define this to use interrupt driver UART driver */
>>>>> +/* Note: The interrupt driver does not currently work */
>>>>> +/* #define USE_INTERRUPTS 1 */
>>>>> +#undef USE_INTERRUPTS
>>>>> +
>>>>> +#define poll_write(c) uart0_poll_write_char(0, c)
>>>>> +#define poll_read() uart0_poll_read_char(0)
>>>>> +
>>>>> +int _BSP_poll_char(void);
>>>>> +void _BSP_output_char(char c);
>>>>> +int uart0_poll_read_char(int minor);
>>>>> +void uart0_poll_write_char(int minor, char c);
>>>>> +
>>>>> +static int uart0_first_open(int, int, void *);
>>>>> +static int uart0_last_close(int, int, void *);
>>>>> +static int uart0_poll_read(int);
>>>>> +static int uart0_set_attrs(int, const struct termios *);
>>>>> +static void uart0_init(int minor);
>>>>> +static void uart0_set_baud(int, int);
>>>>> +static ssize_t uart0_poll_write(int, const char *, size_t);
>>>>> +
>>>>> +#if defined(USE_INTERRUPTS)
>>>>> +static void uart0_isr(rtems_irq_hdl_param);
>>>>> +static void uart0_isr_on(const rtems_irq_connect_data *irq);
>>>>> +static void uart0_isr_off(const rtems_irq_connect_data *irq);
>>>>> +static int uart0_isr_is_on(const rtems_irq_connect_data *irq);
>>>>> +static ssize_t uart0_intr_write(int, const char *, size_t);
>>>>> +#endif
>>>>> +
>>>>> +/* TERMIOS callbacks */
>>>>> +#if defined(USE_INTERRUPTS)
>>>>> +rtems_termios_callbacks uart0_cbacks =
>>>>> +{
>>>>> + .firstOpen = uart0_first_open,
>>>>> + .lastClose = uart0_last_close,
>>>>> + .pollRead = NULL,
>>>>> + .write = uart0_intr_write,
>>>>> + .setAttributes = uart0_set_attrs,
>>>>> + .stopRemoteTx = NULL,
>>>>> + .startRemoteTx = NULL,
>>>>> + .outputUsesInterrupts = 1,
>>>>> +};
>>>>> +#else
>>>>> +rtems_termios_callbacks uart0_cbacks =
>>>>> +{
>>>>> + .firstOpen = uart0_first_open,
>>>>> + .lastClose = uart0_last_close,
>>>>> + .pollRead = uart0_poll_read,
>>>>> + .write = uart0_poll_write,
>>>>> + .setAttributes = uart0_set_attrs,
>>>>> + .stopRemoteTx = NULL,
>>>>> + .startRemoteTx = NULL,
>>>>> + .outputUsesInterrupts = 0,
>>>>> +};
>>>>> +#endif
>>>>> +
>>>>> +#if defined(USE_INTERRUPTS)
>>>>> +static rtems_irq_connect_data uart0_isr_data;
>>>>> +#endif
>>>>> +
>>>>> +typedef struct
>>>>> +{
>>>>> + int minor;
>>>>> + volatile const char * buf;
>>>>> + volatile int len;
>>>>> + volatile int idx;
>>>>> + void * tty;
>>>>> +
>>>>> +} uart0_data_t;
>>>>> +
>>>>> +static uart0_data_t uart0_data;
>>>>> +
>>>>> +static void uart0_delay(uint32_t n)
>>>>> +{
>>>>> + volatile uint32_t i = 0;
>>>>> + for(i = 0; i < n; i++);
>>>>> +}
>>>>> +
>>>>> +rtems_device_driver console_initialize(
>>>>> + rtems_device_major_number major,
>>>>> + rtems_device_minor_number minor,
>>>>> + void *arg
>>>>> +)
>>>>> +{
>>>>> + rtems_status_code status;
>>>>> +
>>>>> + uart0_init(0);
>>>>> +
>>>>> + rtems_termios_initialize();
>>>>> +
>>>>> + /* /dev/console and /dev/tty0 are the same */
>>>>> + status = rtems_io_register_name("/dev/console", major, 0);
>>>>> + if (status != RTEMS_SUCCESSFUL)
>>>>> + {
>>>>> + rtems_panic("%s:%d Error registering /dev/console :: %d\n",
>>>>> + __FUNCTION__, __LINE__, status);
>>>>> + }
>>>>> +
>>>>> + status = rtems_io_register_name("/dev/tty0", major, 0);
>>>>> + if (status != RTEMS_SUCCESSFUL)
>>>>> + {
>>>>> + rtems_panic("%s:%d Error registering /dev/tty0 :: %d\n",
>>>>> + __FUNCTION__, __LINE__, status);
>>>>> + }
>>>>> + return RTEMS_SUCCESSFUL;
>>>>> +}
>>>>> +
>>>>> +rtems_device_driver console_open(
>>>>> + rtems_device_major_number major,
>>>>> + rtems_device_minor_number minor,
>>>>> + void * arg
>>>>> +)
>>>>> +{
>>>>> + rtems_status_code rc;
>>>>> +
>>>>> + if (minor > 0)
>>>>> + {
>>>>> + return RTEMS_INVALID_NUMBER;
>>>>> + }
>>>>> +
>>>>> + rc = rtems_termios_open(major, minor, arg, &uart0_cbacks);
>>>>> +
>>>>> + return rc;
>>>>> +}
>>>>> +
>>>>> +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);
>>>>> +}
>>>>> +
>>>>> +static void uart0_init(int minor)
>>>>> +{
>>>>> + unsigned int gpio_reg;
>>>>> +
>>>>> + uart0_data.minor = minor;
>>>>> + uart0_data.buf = NULL;
>>>>> + uart0_data.len = 0;
>>>>> + uart0_data.idx = 0;
>>>>> +
>>>>> +#if defined(USE_INTERRUPTS)
>>>>> + uart0_isr_data.name = BCM2835_IRQ_ID_UART;
>>>>> + uart0_isr_data.hdl = uart0_isr;
>>>>> + uart0_isr_data.handle = &uart0_data;
>>>>> + uart0_isr_data.on = uart0_isr_on;
>>>>> + uart0_isr_data.off = uart0_isr_off;
>>>>> + uart0_isr_data.isOn = uart0_isr_is_on;
>>>>> +#endif
>>>>> +
>>>>> + /*
>>>>> + ** Program GPIO pins for UART 0
>>>>> + */
>>>>> + gpio_reg = BCM2835_REG(BCM2835_GPIO_GPFSEL1);
>>>>> + gpio_reg &= ~(7<<12); /* gpio14 */
>>>>> + gpio_reg |= (4<<12); /* alt0 */
>>>>> + gpio_reg &= ~(7<<15); /* gpio15 */
>>>>> + gpio_reg |= (4<<15); /* alt0 */
>>>>> + BCM2835_REG(BCM2835_GPIO_GPFSEL1) = gpio_reg;
>>>>> +
>>>>> + BCM2835_REG(BCM2835_GPIO_GPPUD) = 0;
>>>>> + uart0_delay(150);
>>>>> + BCM2835_REG(BCM2835_GPIO_GPPUDCLK0) = (1<<14)|(1<<15);
>>>>> + uart0_delay(150);
>>>>> + BCM2835_REG(BCM2835_GPIO_GPPUDCLK0) = 0;
>>>>> +
>>>>> + /*
>>>>> + ** Init the PL011 UART
>>>>> + */
>>>>> + BCM2835_REG(BCM2835_UART0_CR) = 0;
>>>>> + BCM2835_REG(BCM2835_UART0_ICR) = 0x7FF;
>>>>> + BCM2835_REG(BCM2835_UART0_IMSC) = 0;
>>>>> + BCM2835_REG(BCM2835_UART0_IBRD) = 1;
>>>>> + BCM2835_REG(BCM2835_UART0_FBRD) = 40;
>>>>> + BCM2835_REG(BCM2835_UART0_LCRH) = 0x70;
>>>>> + BCM2835_REG(BCM2835_UART0_RSRECR) = 0;
>>>>> +
>>>>> + BCM2835_REG(BCM2835_UART0_CR) = 0x301;
>>>>> +
>>>>> + BCM2835_REG(BCM2835_UART0_IMSC) = BCM2835_UART0_IMSC_RX;
>>>>> +
>>>>> + uart0_set_baud(0, 115000);
>>>>> +}
>>>>> +
>>>>> +
>>>>> +static int uart0_first_open(int major, int minor, void *arg)
>>>>> +{
>>>>> + rtems_libio_open_close_args_t *args = arg;
>>>>> +
>>>>> + uart0_data.tty = args->iop->data1;
>>>>> +
>>>>> +#if defined(USE_INTERRUPTS)
>>>>> + BSP_install_rtems_irq_handler(&uart0_isr_data);
>>>>> + BCM2835_REG(BCM2835_UART0_IMSC) = BCM2835_UART0_IMSC_RX;
>>>>> +#endif
>>>>> + return 0;
>>>>> +}
>>>>> +
>>>>> +static int uart0_last_close(int major, int minor, void *arg)
>>>>> +{
>>>>> +#if defined(USE_INTERRUPTS)
>>>>> + BCM2835_REG(BCM2835_UART0_IMSC) = 0;
>>>>> + BSP_remove_rtems_irq_handler(&uart0_isr_data);
>>>>> +#endif
>>>>> + return 0;
>>>>> +}
>>>>> +
>>>>> +static int uart0_poll_read(int minor)
>>>>> +{
>>>>> + if (minor == 0)
>>>>> + {
>>>>> + if(((BCM2835_REG(BCM2835_UART0_FR)) & BCM2835_UART0_FR_RXFE) ==
>>>>> 0)
>>>>> + {
>>>>> + return((BCM2835_REG(BCM2835_UART0_DR)) & 0xFF );
>>>>> + }
>>>>> + else
>>>>> + {
>>>>> + return -1;
>>>>> + }
>>>>> + }
>>>>> + else
>>>>> + {
>>>>> + printk("Unknown console minor number: %d\n", minor);
>>>>> + return -1;
>>>>> + }
>>>>> +}
>>>>> +
>>>>> +static ssize_t uart0_poll_write(int minor, const char *buf, size_t len)
>>>>> +{
>>>>> + int i;
>>>>> +
>>>>> + if (minor == 0)
>>>>> + {
>>>>> + for (i = 0; i < len; i++)
>>>>> + {
>>>>> + while (1)
>>>>> + {
>>>>> + if ((BCM2835_REG(BCM2835_UART0_FR) &
>>>>> BCM2835_UART0_FR_TXFF) == 0) break;
>>>>> + }
>>>>> + BCM2835_REG(BCM2835_UART0_DR) = buf[i];
>>>>> + }
>>>>> + }
>>>>> + else
>>>>> + {
>>>>> + printk("Unknown console minor number: %d\n", minor);
>>>>> + return -1;
>>>>> + }
>>>>> + return 1;
>>>>> +}
>>>>> +
>>>>> +/* This is for setting baud rate, bits, etc. */
>>>>> +static int uart0_set_attrs(int minor, const struct termios *t)
>>>>> +{
>>>>> + int baud;
>>>>> +
>>>>> + baud = rtems_termios_baud_to_number(t->c_cflag & CBAUD);
>>>>> + uart0_set_baud(minor, baud);
>>>>> +
>>>>> + return 0;
>>>>> +}
>>>>> +
>>>>> +#if defined(USE_INTERRUPTS)
>>>>> +static ssize_t uart0_intr_write(int minor, const char *buf, size_t len)
>>>>> +{
>>>>> + uart0_data.buf = buf;
>>>>> + uart0_data.len = len;
>>>>> + uart0_data.idx = 0;
>>>>> +
>>>>> + /* Enable transmit interrupt */
>>>>> + BCM2835_REG(BCM2835_UART0_IMSC) = BCM2835_UART0_IMSC_TX |
>>>>> BCM2835_UART0_IMSC_RX;
>>>>> +
>>>>> + return 1;
>>>>> +}
>>>>> +
>>>>> +
>>>>> +static void uart0_isr_on(const rtems_irq_connect_data *irq)
>>>>> +{
>>>>> + bsp_interrupt_vector_enable(BCM2835_IRQ_ID_UART);
>>>>> +}
>>>>> +
>>>>> +static void uart0_isr_off(const rtems_irq_connect_data *irq)
>>>>> +{
>>>>> + bsp_interrupt_vector_disable(BCM2835_IRQ_ID_UART);
>>>>> +}
>>>>> +
>>>>> +static int uart0_isr_is_on(const rtems_irq_connect_data *irq)
>>>>> +{
>>>>> + /* TODO: Need a function in irq.c to return interrupt state */
>>>>> + return(1);
>>>>> +}
>>>>> +
>>>>> +/*
>>>>> +** Handle both the receive and transmit interrupts
>>>>> +*/
>>>>> +static void uart0_isr(rtems_irq_hdl_param param)
>>>>> +{
>>>>> + uart0_data_t *uart_data = param;
>>>>> + char buf[32];
>>>>> + int i=0;
>>>>> + int len;
>>>>> +
>>>>> + /*
>>>>> + ** Process receive interrupt
>>>>> + */
>>>>> + if (BCM2835_REG(BCM2835_UART0_MIS) & BCM2835_UART0_MIS_RX)
>>>>> + {
>>>>> + while(((BCM2835_REG(BCM2835_UART0_FR)) & BCM2835_UART0_FR_RXFE)
>>>>> == 0)
>>>>> + {
>>>>> + buf[i] = BCM2835_REG(BCM2835_UART0_DR) & 0xFF;
>>>>> + i++;
>>>>> + }
>>>>> + /* Clear RX Interrupt */
>>>>> + BCM2835_REG(BCM2835_UART0_ICR) = BCM2835_UART0_ICR_RX;
>>>>> +
>>>>> + rtems_termios_enqueue_raw_characters(uart_data->tty, buf, i);
>>>>> +
>>>>> + }
>>>>> +
>>>>> + /*
>>>>> + ** Process transmit interrupt
>>>>> + while ( (((uart_data->regs->aux_mu_lsr_reg) & 0x20) == 0x01) &&
>>>>> + */
>>>>> +
>>>>> + if (BCM2835_REG(BCM2835_UART0_MIS) & BCM2835_UART0_MIS_TX)
>>>>> + {
>>>>> + if (uart_data->idx < uart_data->len)
>>>>> + {
>>>>> + while ((BCM2835_REG(BCM2835_UART0_FR) &
>>>>> BCM2835_UART0_FR_TXFF) &&
>>>>> + (uart_data->idx < uart_data->len))
>>>>> + {
>>>>> + BCM2835_REG(BCM2835_UART0_DR) =
>>>>> uart_data->buf[uart_data->idx];
>>>>> + uart_data->idx++;
>>>>> + }
>>>>> +
>>>>> + /* Clear TX Interrupt */
>>>>> + BCM2835_REG(BCM2835_UART0_ICR) = BCM2835_UART0_ICR_TX;
>>>>> +
>>>>> + }
>>>>> + }
>>>>> + else
>>>>> + {
>>>>> + len = uart_data->len;
>>>>> + uart_data->len = 0;
>>>>> +
>>>>> + /* Clear TX Interrupt */
>>>>> + BCM2835_REG(BCM2835_UART0_ICR) = BCM2835_UART0_ICR_TX;
>>>>> +
>>>>> + /* Disable TX Interrupt, leaving RX enabled */
>>>>> + BCM2835_REG(BCM2835_UART0_IMSC) = BCM2835_UART0_IMSC_RX;
>>>>> + rtems_termios_dequeue_characters(uart_data->tty, len);
>>>>> +
>>>>> + }
>>>>> +
>>>>> +}
>>>>> +
>>>>> +#endif
>>>>> +
>>>>> +static void uart0_set_baud(int minor, int baud)
>>>>> +{
>>>>> + /*
>>>>> + ** Nothing for now
>>>>> + ** just keep it at 115k
>>>>> + */
>>>>> + return;
>>>>> +}
>>>>> +
>>>>> +/*
>>>>> + * Polled, non-blocking read from UART
>>>>> + */
>>>>> +int uart0_poll_read_char(int minor)
>>>>> +{
>>>>> + return uart0_poll_read(minor);
>>>>> +}
>>>>> +
>>>>> +/*
>>>>> + * Polled, blocking write from UART
>>>>> + */
>>>>> +void uart0_poll_write_char(int minor, char c)
>>>>> +{
>>>>> + uart0_poll_write(minor, &c, 1);
>>>>> +}
>>>>> +
>>>>> +/*
>>>>> + * Functions for printk() and friends.
>>>>> + */
>>>>> +void _BSP_output_char(char c)
>>>>> +{
>>>>> + poll_write(c);
>>>>> + if (c == '\n')
>>>>> + {
>>>>> + poll_write('\r');
>>>>> + }
>>>>> +}
>>>>> +
>>>>> +BSP_output_char_function_type BSP_output_char = _BSP_output_char;
>>>>> +
>>>>> +int _BSP_poll_char(void)
>>>>> +{
>>>>> + return poll_read();
>>>>> +}
>>>>> +
>>>>> +BSP_polling_getchar_function_type BSP_poll_char = _BSP_poll_char;
>>>>> +
>>>>> +
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/include/bsp.h
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/include/bsp.h
>>>>> new file mode 100755
>>>>> index 0000000..c83cfe9
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/include/bsp.h
>>>>> @@ -0,0 +1,44 @@
>>>>> +/**
>>>>> + * @file
>>>>> + *
>>>>> + * @ingroup raspberry_pi
>>>>> + *
>>>>> + * @brief Global BSP definitions.
>>>>> + */
>>>>> +
>>>>> +/*
>>>>> + * Copyright (c) 2009
>>>>> + * embedded brains GmbH
>>>>> + * Obere Lagerstr. 30
>>>>> + * D-82178 Puchheim
>>>>> + * Germany
>>>>> + * <rtems at embedded-brains.de>
>>>>> + *
>>>>> + * 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.
>>>>> + */
>>>>> +
>>>>> +#ifndef LIBBSP_ARM_RASPBERRY_PI_BSP_H
>>>>> +#define LIBBSP_ARM_RASPBERRY_PI_BSP_H
>>>>> +
>>>>> +#include <bspopts.h>
>>>>> +
>>>>> +#include <rtems.h>
>>>>> +#include <rtems/console.h>
>>>>> +#include <rtems/clockdrv.h>
>>>>> +
>>>>> +#include <bsp/raspberry_pi.h>
>>>>> +
>>>>> +#ifdef __cplusplus
>>>>> +extern "C" {
>>>>> +#endif /* __cplusplus */
>>>>> +
>>>>> +#define BSP_FEATURE_IRQ_EXTENSION
>>>>> +
>>>>> +
>>>>> +#ifdef __cplusplus
>>>>> +}
>>>>> +#endif /* __cplusplus */
>>>>> +
>>>>> +#endif /* LIBBSP_ARM_RASPBERRY_PI_BSP_H */
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/include/irq.h
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/include/irq.h
>>>>> new file mode 100755
>>>>> index 0000000..e7ad1e4
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/include/irq.h
>>>>> @@ -0,0 +1,72 @@
>>>>> +/**
>>>>> + * @file
>>>>> + *
>>>>> + * @ingroup bsp_interrupt
>>>>> + *
>>>>> + * @brief Interrupt definitions.
>>>>> + */
>>>>> +
>>>>> +/*
>>>>> + * Copyright (c) 2009
>>>>> + * embedded brains GmbH
>>>>> + * Obere Lagerstr. 30
>>>>> + * D-82178 Puchheim
>>>>> + * Germany
>>>>> + * <rtems at embedded-brains.de>
>>>>> + *
>>>>> + * 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.
>>>>> + */
>>>>> +
>>>>> +#ifndef LIBBSP_ARM_RASBPERRY_PI_IRQ_H
>>>>> +#define LIBBSP_ARM_RASPBERRY_PI_IRQ_H
>>>>> +
>>>>> +#ifndef ASM
>>>>> +
>>>>> +#include <rtems.h>
>>>>> +#include <rtems/irq.h>
>>>>> +#include <rtems/irq-extension.h>
>>>>> +
>>>>> +/**
>>>>> + * @addtogroup bsp_interrupt
>>>>> + *
>>>>> + * @{
>>>>> + */
>>>>> +#define BCM2835_INTC_TOTAL_IRQ 64 + 8
>>>>> +
>>>>> +
>>>>> +#define BCM2835_IRQ_ID_AUX 29
>>>>> +#define BCM2835_IRQ_ID_SPI_SLAVE 43
>>>>> +#define BCM2835_IRQ_ID_PWA0 45
>>>>> +#define BCM2835_IRQ_ID_PWA1 46
>>>>> +#define BCM2835_IRQ_ID_SMI 48
>>>>> +#define BCM2835_IRQ_ID_GPIO_0 49
>>>>> +#define BCM2835_IRQ_ID_GPIO_1 50
>>>>> +#define BCM2835_IRQ_ID_GPIO_2 51
>>>>> +#define BCM2835_IRQ_ID_GPIO_3 52
>>>>> +#define BCM2835_IRQ_ID_I2C 53
>>>>> +#define BCM2835_IRQ_ID_SPI 54
>>>>> +#define BCM2835_IRQ_ID_PCM 55
>>>>> +#define BCM2835_IRQ_ID_UART 57
>>>>> +
>>>>> +
>>>>> +#define BCM2835_IRQ_ID_TIMER_0 64
>>>>> +#define BCM2835_IRQ_ID_MAILBOX_0 65
>>>>> +#define BCM2835_IRQ_ID_DOORBELL_0 66
>>>>> +#define BCM2835_IRQ_ID_DOORBELL_1 67
>>>>> +#define BCM2835_IRQ_ID_GPU0_HALTED 68
>>>>> +
>>>>> +#define BSP_INTERRUPT_VECTOR_MIN (0)
>>>>> +#define BSP_INTERRUPT_VECTOR_MAX (BCM2835_INTC_TOTAL_IRQ - 1)
>>>>> +
>>>>> +#define BSP_IRQ_COUNT (BCM2835_INTC_TOTAL_IRQ)
>>>>> +
>>>>> +
>>>>> +void raspberry_pi_set_exception_handler(Arm_symbolic_exception_name
>>>>> exception,
>>>>> + void (*handler)(void));
>>>>> +
>>>>> +/** @} */
>>>>> +
>>>>> +#endif /* ASM */
>>>>> +#endif /* LIBBSP_ARM_RASPBERRY_PI_IRQ_H */
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/include/mmu.h
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/include/mmu.h
>>>>> new file mode 100755
>>>>> index 0000000..8b50bd2
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/include/mmu.h
>>>>> @@ -0,0 +1,64 @@
>>>>> +/**
>>>>> + * @file
>>>>> + *
>>>>> + * @ingroup lpc32xx_mmu
>>>>> + *
>>>>> + * @brief MMU API.
>>>>> + */
>>>>> +
>>>>> +/*
>>>>> + * Copyright (c) 2009
>>>>> + * embedded brains GmbH
>>>>> + * Obere Lagerstr. 30
>>>>> + * D-82178 Puchheim
>>>>> + * Germany
>>>>> + * <rtems at embedded-brains.de>
>>>>> + *
>>>>> + * 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.
>>>>> + */
>>>>> +
>>>>> +#ifndef LIBBSP_ARM_RASPBERRY_PI_MMU_H
>>>>> +#define LIBBSP_ARM_RASPBERRY_PI_MMU_H
>>>>> +
>>>>> +#include <libcpu/arm-cp15.h>
>>>>> +
>>>>> +#ifdef __cplusplus
>>>>> +extern "C" {
>>>>> +#endif /* __cplusplus */
>>>>> +
>>>>> +/**
>>>>> + * @defgroup raspberry_pi_mmu MMU Support
>>>>> + *
>>>>> + * @ingroup raspberry_pi
>>>>> + *
>>>>> + * @brief MMU support.
>>>>> + *
>>>>> + * @{
>>>>> + */
>>>>> +
>>>>> +#define RASPBERRY_PI_MMU_CLIENT_DOMAIN 15U
>>>>> +
>>>>> +#define RASPBERRY_PI_MMU_READ_ONLY \
>>>>> + ((RASPBERRY_PI_MMU_CLIENT_DOMAIN << ARM_MMU_SECT_DOMAIN_SHIFT) \
>>>>> + | ARM_MMU_SECT_DEFAULT)
>>>>> +
>>>>> +#define RASPBERRY_PI_MMU_READ_ONLY_CACHED \
>>>>> + (RASPBERRY_PI_MMU_READ_ONLY | ARM_MMU_SECT_C | ARM_MMU_SECT_B)
>>>>> +
>>>>> +#define RASPBERRY_PI_MMU_READ_WRITE \
>>>>> + ((RASPBERRY_PI_MMU_CLIENT_DOMAIN << ARM_MMU_SECT_DOMAIN_SHIFT) \
>>>>> + | ARM_MMU_SECT_AP_0 \
>>>>> + | ARM_MMU_SECT_DEFAULT)
>>>>> +
>>>>> +#define RASPBERRY_PI_MMU_READ_WRITE_CACHED \
>>>>> + (RASPBERRY_PI_MMU_READ_WRITE | ARM_MMU_SECT_C | ARM_MMU_SECT_B)
>>>>> +
>>>>> +/** @} */
>>>>> +
>>>>> +#ifdef __cplusplus
>>>>> +}
>>>>> +#endif /* __cplusplus */
>>>>> +
>>>>> +#endif /* LIBBSP_ARM_RASPBERRY_PI_MMU_H */
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/include/raspberry_pi.h
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/include/raspberry_pi.h
>>>>> new file mode 100755
>>>>> index 0000000..ed914e4
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/include/raspberry_pi.h
>>>>> @@ -0,0 +1,186 @@
>>>>> +
>>>>> +/*
>>>>> + * raspberry_pi.h
>>>>> + *
>>>>> + * Alan Cudmore
>>>>> + * alan.cudmore at gmail.com
>>>> Please add copyright and year here. Can omit email address, we will
>>>> put it in the git commit message (provide the authorship info in your
>>>> next submission.)
>>>>
>>>>> + *
>>>>> + * The license and distribution terms for this file may be
>>>>> + * found in the file LICENSE in this distribution or at
>>>>> + * http:
>>>>> + */
>>>> Fix this missing license info.
>>>>
>>>>> +
>>>>> +#ifndef LIBBSP_ARM_RASPBERRY_PI_RASPBERRY_PI_H
>>>>> +#define LIBBSP_ARM_RASPBERRY_PI_RASPBERRY_PI_H
>>>>> +
>>>>> +#include <stdint.h>
>>>>> +#include <bsp/utility.h>
>>>>> +
>>>>> +/**
>>>>> + * @defgroup raspberry_pi_reg Register Definitions
>>>>> + *
>>>>> + * @ingroup raspberry_pi
>>>>> + *
>>>>> + * @brief Register definitions.
>>>>> + *
>>>>> + * @{
>>>>> + */
>>>>> +
>>>>> +#define BCM2835_REG(x) (*(volatile uint32_t *)(x))
>>>>> +#define BCM2835_BIT(n) (1 << (n))
>>>>> +#define BCM2835_CLOCK_FREQ 250000000
>>>>> +
>>>>> +/**
>>>>> + * @name Internal ARM Timer Registers
>>>>> + *
>>>>> + * @{
>>>>> + */
>>>>> +
>>>>> +#define BCM2835_TIMER_BASE (0x2000B400)
>>>>> +
>>>>> +#define BCM2835_TIMER_LOD (BCM2835_TIMER_BASE+0x00)
>>>>> +#define BCM2835_TIMER_VAL (BCM2835_TIMER_BASE+0x04)
>>>>> +#define BCM2835_TIMER_CTL (BCM2835_TIMER_BASE+0x08)
>>>>> +#define BCM2835_TIMER_CLI (BCM2835_TIMER_BASE+0x0C)
>>>>> +#define BCM2835_TIMER_RIS (BCM2835_TIMER_BASE+0x10)
>>>>> +#define BCM2835_TIMER_MIS (BCM2835_TIMER_BASE+0x14)
>>>>> +#define BCM2835_TIMER_RLD (BCM2835_TIMER_BASE+0x18)
>>>>> +#define BCM2835_TIMER_DIV (BCM2835_TIMER_BASE+0x1C)
>>>>> +#define BCM2835_TIMER_CNT (BCM2835_TIMER_BASE+0x20)
>>>>> +
>>>>> +
>>>>> +#define BCM2835_TIMER_PRESCALE 0xF9
>>>>> +
>>>>> +/** @} */
>>>>> +
>>>>> +
>>>>> +/**
>>>>> + * @name GPIO Registers
>>>>> + *
>>>>> + * @{
>>>>> + */
>>>>> +
>>>>> +#define BCM2835_GPIO_REGS_BASE (0x20200000)
>>>>> +
>>>>> +#define BCM2835_GPIO_GPFSEL1 (BCM2835_GPIO_REGS_BASE+0x04)
>>>>> +#define BCM2835_GPIO_GPSET0 (BCM2835_GPIO_REGS_BASE+0x1C)
>>>>> +#define BCM2835_GPIO_GPCLR0 (BCM2835_GPIO_REGS_BASE+0x28)
>>>>> +#define BCM2835_GPIO_GPPUD (BCM2835_GPIO_REGS_BASE+0x94)
>>>>> +#define BCM2835_GPIO_GPPUDCLK0 (BCM2835_GPIO_REGS_BASE+0x98)
>>>>> +
>>>>> +/** @} */
>>>>> +
>>>>> +/**
>>>>> + * @name AUX Registers
>>>>> + *
>>>>> + * @{
>>>>> + */
>>>>> +
>>>>> +#define BCM2835_AUX_BASE (0x20215000)
>>>>> +
>>>>> +#define AUX_ENABLES (BCM2835_AUX_BASE+0x04)
>>>>> +#define AUX_MU_IO_REG (BCM2835_AUX_BASE+0x40)
>>>>> +#define AUX_MU_IER_REG (BCM2835_AUX_BASE+0x44)
>>>>> +#define AUX_MU_IIR_REG (BCM2835_AUX_BASE+0x48)
>>>>> +#define AUX_MU_LCR_REG (BCM2835_AUX_BASE+0x4C)
>>>>> +#define AUX_MU_MCR_REG (BCM2835_AUX_BASE+0x50)
>>>>> +#define AUX_MU_LSR_REG (BCM2835_AUX_BASE+0x54)
>>>>> +#define AUX_MU_MSR_REG (BCM2835_AUX_BASE+0x58)
>>>>> +#define AUX_MU_SCRATCH (BCM2835_AUX_BASE+0x5C)
>>>>> +#define AUX_MU_CNTL_REG (BCM2835_AUX_BASE+0x60)
>>>>> +#define AUX_MU_STAT_REG (BCM2835_AUX_BASE+0x64)
>>>>> +#define AUX_MU_BAUD_REG (BCM2835_AUX_BASE+0x68)
>>>>> +
>>>>> +/** @} */
>>>>> +
>>>>> +
>>>>> +/**
>>>>> + * @name UART 0 (PL011) Registers
>>>>> + *
>>>>> + * @{
>>>>> + */
>>>>> +
>>>>> +
>>>>> +#define BCM2835_UART0_BASE (0x20201000)
>>>>> +
>>>>> +#define BCM2835_UART0_DR (BCM2835_UART0_BASE+0x00)
>>>>> +#define BCM2835_UART0_RSRECR (BCM2835_UART0_BASE+0x04)
>>>>> +#define BCM2835_UART0_FR (BCM2835_UART0_BASE+0x18)
>>>>> +#define BCM2835_UART0_ILPR (BCM2835_UART0_BASE+0x20)
>>>>> +#define BCM2835_UART0_IBRD (BCM2835_UART0_BASE+0x24)
>>>>> +#define BCM2835_UART0_FBRD (BCM2835_UART0_BASE+0x28)
>>>>> +#define BCM2835_UART0_LCRH (BCM2835_UART0_BASE+0x2C)
>>>>> +#define BCM2835_UART0_CR (BCM2835_UART0_BASE+0x30)
>>>>> +#define BCM2835_UART0_IFLS (BCM2835_UART0_BASE+0x34)
>>>>> +#define BCM2835_UART0_IMSC (BCM2835_UART0_BASE+0x38)
>>>>> +#define BCM2835_UART0_RIS (BCM2835_UART0_BASE+0x3C)
>>>>> +#define BCM2835_UART0_MIS (BCM2835_UART0_BASE+0x40)
>>>>> +#define BCM2835_UART0_ICR (BCM2835_UART0_BASE+0x44)
>>>>> +#define BCM2835_UART0_DMACR (BCM2835_UART0_BASE+0x48)
>>>>> +#define BCM2835_UART0_ITCR (BCM2835_UART0_BASE+0x80)
>>>>> +#define BCM2835_UART0_ITIP (BCM2835_UART0_BASE+0x84)
>>>>> +#define BCM2835_UART0_ITOP (BCM2835_UART0_BASE+0x88)
>>>>> +#define BCM2835_UART0_TDR (BCM2835_UART0_BASE+0x8C)
>>>>> +
>>>>> +#define BCM2835_UART0_MIS_RX 0x10
>>>>> +#define BCM2835_UART0_MIS_TX 0x20
>>>>> +#define BCM2835_UART0_IMSC_RX 0x10
>>>>> +#define BCM2835_UART0_IMSC_TX 0x20
>>>>> +#define BCM2835_UART0_FR_RXFE 0x10
>>>>> +#define BCM2835_UART0_FR_TXFF 0x20
>>>>> +#define BCM2835_UART0_ICR_RX 0x10
>>>>> +#define BCM2835_UART0_ICR_TX 0x20
>>>>> +
>>>>> +
>>>>> +/** @} */
>>>>> +
>>>>> +
>>>>> +/**
>>>>> + * @name IRQ Registers
>>>>> + *
>>>>> + * @{
>>>>> + */
>>>>> +
>>>>> +#define BCM2835_BASE_INTC (0x2000B200)
>>>>> +
>>>>> +#define BCM2835_IRQ_BASIC (BCM2835_BASE_INTC + 0x00)
>>>>> +#define BCM2835_IRQ_PENDING1 (BCM2835_BASE_INTC + 0x04)
>>>>> +#define BCM2835_IRQ_PENDING2 (BCM2835_BASE_INTC + 0x08)
>>>>> +#define BCM2835_IRQ_FIQ_CTRL (BCM2835_BASE_INTC + 0x0C)
>>>>> +#define BCM2835_IRQ_ENABLE1 (BCM2835_BASE_INTC + 0x10)
>>>>> +#define BCM2835_IRQ_ENABLE2 (BCM2835_BASE_INTC + 0x14)
>>>>> +#define BCM2835_IRQ_ENABLE_BASIC (BCM2835_BASE_INTC + 0x18)
>>>>> +#define BCM2835_IRQ_DISABLE1 (BCM2835_BASE_INTC + 0x1C)
>>>>> +#define BCM2835_IRQ_DISABLE2 (BCM2835_BASE_INTC + 0x20)
>>>>> +#define BCM2835_IRQ_DISABLE_BASIC (BCM2835_BASE_INTC + 0x24)
>>>>> +
>>>>> +/** @} */
>>>>> +
>>>>> +
>>>>> +/**
>>>>> + * @name GPU Timer Registers
>>>>> + *
>>>>> + * @{
>>>>> + */
>>>>> +
>>>>> +/**
>>>>> + * NOTE: The GPU uses Compare registers 0 and 2 for
>>>>> + * it's own RTOS. 1 and 3 are available for use in
>>>>> + * RTEMS.
>>>>> + */
>>>>> +#define BCM2835_GPU_TIMER_BASE (0x20003000)
>>>>> +
>>>>> +#define BCM2835_GPU_TIMER_CS (BCM2835_TIMER_BASE+0x00)
>>>>> +#define BCM2835_GPU_TIMER_CLO (BCM2835_TIMER_BASE+0x04)
>>>>> +#define BCM2835_GPU_TIMER_CHI (BCM2835_TIMER_BASE+0x08)
>>>>> +#define BCM2835_GPU_TIMER_C0 (BCM2835_TIMER_BASE+0x0C)
>>>>> +#define BCM2835_GPU_TIMER_C1 (BCM2835_TIMER_BASE+0x10)
>>>>> +#define BCM2835_GPU_TIMER_C2 (BCM2835_TIMER_BASE+0x14)
>>>>> +#define BCM2835_GPU_TIMER_C3 (BCM2835_TIMER_BASE+0x18)
>>>>> +
>>>>> +/** @} */
>>>>> +
>>>>> +
>>>>> +/** @} */
>>>>> +
>>>>> +#endif /* LIBBSP_ARM_RASPBERRY_PI_RASPBERRY_PI_H */
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/irq/irq.c
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/irq/irq.c
>>>>> new file mode 100755
>>>>> index 0000000..ae0a81d
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/irq/irq.c
>>>>> @@ -0,0 +1,124 @@
>>>>> +/**
>>>>> + * @file
>>>>> + *
>>>>> + * @ingroup bsp_interrupt
>>>>> + *
>>>>> + * @brief Interrupt support.
>>>>> + */
>>>>> +
>>>>> +/*
>>>>> + * Copyright (c) 2009
>>>>> + * embedded brains GmbH
>>>>> + * Obere Lagerstr. 30
>>>>> + * D-82178 Puchheim
>>>>> + * Germany
>>>>> + * <rtems at embedded-brains.de>
>>>>> + *
>>>>> + * 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.
>>>>> + */
>>>>> +
>>>>> +#include <rtems/score/armv4.h>
>>>>> +
>>>>> +#include <bsp.h>
>>>>> +#include <bsp/irq.h>
>>>>> +#include <bsp/irq-generic.h>
>>>>> +#include <bsp/raspberry_pi.h>
>>>>> +#include <bsp/linker-symbols.h>
>>>>> +#include <bsp/mmu.h>
>>>>> +
>>>>> +/*
>>>>> +** This sets the main exception vectors
>>>>> +*/
>>>>> +void raspberry_pi_set_exception_handler(
>>>>> + Arm_symbolic_exception_name exception,
>>>>> + void (*handler)(void)
>>>>> + )
>>>>> +{
>>>>> + if ((unsigned) exception < MAX_EXCEPTIONS)
>>>>> + {
>>>>> + uint32_t *table = (uint32_t *) bsp_section_vector_begin +
>>>>> MAX_EXCEPTIONS;
>>>>> + table [exception] = (uint32_t) handler;
>>>>> +
>>>>> + }
>>>>> +}
>>>>> +
>>>>> +/*
>>>>> +** Determine the source of the interrupt and dispatch the correct
>>>>> handler.
>>>>> +*/
>>>>> +void bsp_interrupt_dispatch(void)
>>>>> +{
>>>>> + rtems_vector_number vector = 255;
>>>>> +
>>>>> + /* ARM timer */
>>>>> + if (BCM2835_REG(BCM2835_IRQ_BASIC) && 0x1)
>>>>> + {
>>>>> + vector = BCM2835_IRQ_ID_TIMER_0;
>>>>> +
>>>>> + }
>>>>> + /* UART 0 */
>>>>> + else if ( BCM2835_REG(BCM2835_IRQ_BASIC) && BCM2835_BIT(19))
>>>>> + {
>>>>> + vector = BCM2835_IRQ_ID_UART;
>>>>> + }
>>>>> +
>>>>> + if ( vector < 255 )
>>>>> + {
>>>>> + bsp_interrupt_handler_dispatch(vector);
>>>>> + }
>>>>> +
>>>>> +}
>>>>> +
>>>>> +rtems_status_code bsp_interrupt_vector_enable(rtems_vector_number
>>>>> vector)
>>>>> +{
>>>>> + rtems_interrupt_level level;
>>>>> +
>>>>> + rtems_interrupt_disable(level);
>>>>> +
>>>>> + /* ARM Timer */
>>>>> + if ( vector == BCM2835_IRQ_ID_TIMER_0 )
>>>>> + {
>>>>> + BCM2835_REG(BCM2835_IRQ_ENABLE_BASIC) = 0x1;
>>>>> + }
>>>>> + /* UART 0 */
>>>>> + else if ( vector == BCM2835_IRQ_ID_UART )
>>>>> + {
>>>>> + BCM2835_REG(BCM2835_IRQ_ENABLE2) = BCM2835_BIT(25);
>>>>> +
>>>>> + }
>>>>> + rtems_interrupt_enable(level);
>>>>> +
>>>>> + return RTEMS_SUCCESSFUL;
>>>>> +}
>>>>> +
>>>>> +rtems_status_code bsp_interrupt_vector_disable(rtems_vector_number
>>>>> vector)
>>>>> +{
>>>>> + rtems_interrupt_level level;
>>>>> +
>>>>> + rtems_interrupt_disable(level);
>>>>> +
>>>>> + if ( vector == BCM2835_IRQ_ID_TIMER_0 )
>>>>> + {
>>>>> + BCM2835_REG(BCM2835_IRQ_DISABLE_BASIC) = 0x1;
>>>>> + }
>>>>> + else if ( vector == BCM2835_IRQ_ID_UART )
>>>>> + {
>>>>> + BCM2835_REG(BCM2835_IRQ_DISABLE2) = BCM2835_BIT(25);
>>>>> + }
>>>>> + rtems_interrupt_enable(level);
>>>>> +
>>>>> + return RTEMS_SUCCESSFUL;
>>>>> +}
>>>>> +
>>>>> +
>>>>> +void bsp_interrupt_handler_default(rtems_vector_number vector)
>>>>> +{
>>>>> + printk("spurious interrupt: %u\n", vector);
>>>>> +}
>>>>> +
>>>>> +rtems_status_code bsp_interrupt_facility_initialize(void)
>>>>> +{
>>>>> + raspberry_pi_set_exception_handler(ARM_EXCEPTION_IRQ,
>>>>> _ARMV4_Exception_interrupt);
>>>>> + return RTEMS_SUCCESSFUL;
>>>>> +}
>>>>> diff --git
>>>>> a/c/src/lib/libbsp/arm/raspberry_pi/make/custom/raspberry_pi.cfg
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/make/custom/raspberry_pi.cfg
>>>>> new file mode 100755
>>>>> index 0000000..c33c148
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/make/custom/raspberry_pi.cfg
>>>>> @@ -0,0 +1,24 @@
>>>>> +#
>>>>> +# Config file for RASPBERRY_PI
>>>>> +#
>>>>> +# $Id: $
>>>> Remove $Id$
>>>>
>>>>> +#
>>>>> +
>>>>> +include $(RTEMS_ROOT)/make/custom/default.cfg
>>>>> +
>>>>> +RTEMS_CPU = arm
>>>>> +
>>>>> +CPU_CFLAGS = -mcpu=arm1176jzf-s \
>>>>> + -fomit-frame-pointer -mfpu=vfp -mfloat-abi=soft \
>>>>> + -mabi=apcs-gnu -ffreestanding
>>>>> +
>>>>> +CFLAGS_OPTIMIZE_V = -O2 -g
>>>>> +
>>>>> +# This defines the operations performed on the linked executable.
>>>>> +# is currently required.
>>>>> +define bsp-post-link
>>>>> + $(OBJCOPY) -O binary --strip-all \
>>>>> + $(basename $@).exe $(basename $@)$(DOWNEXT)
>>>>> + $(SIZE) $(basename $@).exe
>>>>> +endef
>>>>> +
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/misc/timer.c
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/misc/timer.c
>>>>> new file mode 100755
>>>>> index 0000000..522858a
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/misc/timer.c
>>>>> @@ -0,0 +1,52 @@
>>>>> +/**
>>>>> + * @file
>>>>> + *
>>>>> + * @ingroup raspberry_pi
>>>>> + *
>>>>> + * @brief Benchmark timer support.
>>>>> + */
>>>>> +
>>>>> +/*
>>>>> + * Copyright (c) 2008, 2009
>>>>> + * embedded brains GmbH
>>>>> + * Obere Lagerstr. 30
>>>>> + * D-82178 Puchheim
>>>>> + * Germany
>>>>> + * <rtems at embedded-brains.de>
>>>>> + *
>>>>> + * 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.
>>>>> + */
>>>>> +
>>>>> +#include <rtems.h>
>>>>> +#include <rtems/timerdrv.h>
>>>>> +#include <bsp/raspberry_pi.h>
>>>>> +
>>>>> +static bool benchmark_timer_find_average_overhead = false;
>>>>> +
>>>>> +static uint64_t benchmark_timer_base;
>>>>> +
>>>>> +void benchmark_timer_initialize(void)
>>>>> +{
>>>>> + benchmark_timer_base = BCM2835_REG(BCM2835_GPU_TIMER_CLO);
>>>>> +}
>>>>> +
>>>>> +uint32_t benchmark_timer_read(void)
>>>>> +{
>>>>> + uint32_t delta = BCM2835_REG(BCM2835_GPU_TIMER_CLO) -
>>>>> benchmark_timer_base;
>>>>> +
>>>>> + if (benchmark_timer_find_average_overhead)
>>>>> + {
>>>>> + return delta;
>>>>> + }
>>>>> + else
>>>>> + {
>>>>> + return BCM2835_REG(BCM2835_GPU_TIMER_CLO);
>>>>> + }
>>>>> +}
>>>>> +
>>>>> +void benchmark_timer_disable_subtracting_average_overhead(bool
>>>>> find_average_overhead)
>>>>> +{
>>>>> + benchmark_timer_find_average_overhead = find_average_overhead;
>>>>> +}
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/preinstall.am
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/preinstall.am
>>>>> new file mode 100755
>>>>> index 0000000..2c6d75f
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/preinstall.am
>>>>> @@ -0,0 +1,133 @@
>>>>> +## 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)
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/bsp/$(dirstamp):
>>>>> + @$(MKDIR_P) $(PROJECT_INCLUDE)/bsp
>>>>> + @: > $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>>>> +PREINSTALL_DIRS += $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/libcpu/$(dirstamp):
>>>>> + @$(MKDIR_P) $(PROJECT_INCLUDE)/libcpu
>>>>> + @: > $(PROJECT_INCLUDE)/libcpu/$(dirstamp)
>>>>> +PREINSTALL_DIRS += $(PROJECT_INCLUDE)/libcpu/$(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: ../../shared/include/tm27.h
>>>>> $(PROJECT_INCLUDE)/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/tm27.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/tm27.h
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/coverhd.h: ../../shared/include/coverhd.h
>>>>> $(PROJECT_INCLUDE)/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/coverhd.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/coverhd.h
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/bspopts.h: include/bspopts.h
>>>>> $(PROJECT_INCLUDE)/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bspopts.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bspopts.h
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/bsp/bootcard.h: ../../shared/include/bootcard.h
>>>>> $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/bootcard.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/bootcard.h
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/bsp/utility.h: ../../shared/include/utility.h
>>>>> $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/utility.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/utility.h
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/bsp/irq-generic.h:
>>>>> ../../shared/include/irq-generic.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/irq-generic.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/irq-generic.h
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/bsp/irq-info.h: ../../shared/include/irq-info.h
>>>>> $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/irq-info.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/irq-info.h
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/bsp/stackalloc.h: ../../shared/include/stackalloc.h
>>>>> $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/stackalloc.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/stackalloc.h
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/bsp/uart-output-char.h:
>>>>> ../../shared/include/uart-output-char.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/uart-output-char.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/uart-output-char.h
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/bsp/tod.h: ../../shared/tod.h
>>>>> $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/tod.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/tod.h
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/bsp/linker-symbols.h:
>>>>> ../shared/include/linker-symbols.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/linker-symbols.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/linker-symbols.h
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/bsp/start.h: ../shared/include/start.h
>>>>> $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/start.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/start.h
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/bsp/lpc-timer.h: ../shared/lpc/include/lpc-timer.h
>>>>> $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/lpc-timer.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/lpc-timer.h
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/bsp/lpc-dma.h: ../shared/lpc/include/lpc-dma.h
>>>>> $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/lpc-dma.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/lpc-dma.h
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/bsp/irq.h: include/irq.h
>>>>> $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/irq.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/irq.h
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/bsp/mmu.h: include/mmu.h
>>>>> $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/mmu.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/mmu.h
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/bsp/raspberry_pi.h: include/raspberry_pi.h
>>>>> $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/raspberry_pi.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/raspberry_pi.h
>>>>> +
>>>>> +
>>>>> +$(PROJECT_INCLUDE)/libcpu/arm-cp15.h:
>>>>> ../../../libcpu/arm/shared/include/arm-cp15.h
>>>>> $(PROJECT_INCLUDE)/libcpu/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/libcpu/arm-cp15.h
>>>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/libcpu/arm-cp15.h
>>>>> +
>>>>> +$(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
>>>>> +TMPINSTALL_FILES += $(PROJECT_LIB)/linkcmds
>>>>> +
>>>>> +$(PROJECT_LIB)/linkcmds.base: ../shared/startup/linkcmds.base
>>>>> $(PROJECT_LIB)/$(dirstamp)
>>>>> + $(INSTALL_DATA) $< $(PROJECT_LIB)/linkcmds.base
>>>>> +TMPINSTALL_FILES += $(PROJECT_LIB)/linkcmds.base
>>>>> +
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/startup/bspreset.c
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/startup/bspreset.c
>>>>> new file mode 100755
>>>>> index 0000000..c3583f0
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/startup/bspreset.c
>>>>> @@ -0,0 +1,31 @@
>>>>> +/**
>>>>> + * @file
>>>>> + *
>>>>> + * @ingroup raspberry_pi
>>>>> + *
>>>>> + * @brief Reset code.
>>>>> + */
>>>>> +
>>>>> +/*
>>>>> + * Copyright (c) 2009
>>>>> + * embedded brains GmbH
>>>>> + * Obere Lagerstr. 30
>>>>> + * D-82178 Puchheim
>>>>> + * Germany
>>>>> + * <rtems at embedded-brains.de>
>>>>> + *
>>>>> + * 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.
>>>>> + */
>>>>> +
>>>>> +#include <rtems.h>
>>>>> +
>>>>> +#include <bsp/bootcard.h>
>>>>> +
>>>>> +void bsp_reset( void)
>>>>> +{
>>>>> + while (true) {
>>>>> + /* Do nothing */
>>>>> + }
>>>>> +}
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/startup/bspstart.c
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/startup/bspstart.c
>>>>> new file mode 100755
>>>>> index 0000000..8075f75
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/startup/bspstart.c
>>>>> @@ -0,0 +1,33 @@
>>>>> +/**
>>>>> + * @file
>>>>> + *
>>>>> + * @ingroup raspberry_pi
>>>>> + *
>>>>> + * @brief Startup code.
>>>>> + */
>>>>> +
>>>>> +/*
>>>>> + * Copyright (c) 2009, 2010
>>>>> + * embedded brains GmbH
>>>>> + * Obere Lagerstr. 30
>>>>> + * D-82178 Puchheim
>>>>> + * Germany
>>>>> + * <rtems at embedded-brains.de>
>>>>> + *
>>>>> + * 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.
>>>>> + */
>>>>> +
>>>>> +#include <bsp.h>
>>>>> +#include <bsp/bootcard.h>
>>>>> +#include <bsp/irq-generic.h>
>>>>> +#include <bsp/irq.h>
>>>>> +#include <bsp/linker-symbols.h>
>>>>> +#include <bsp/stackalloc.h>
>>>>> +#include <bsp/raspberry_pi.h>
>>>>> +
>>>>> +void bsp_start(void)
>>>>> +{
>>>>> + bsp_interrupt_initialize();
>>>>> +}
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/startup/bspstarthooks.c
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/startup/bspstarthooks.c
>>>>> new file mode 100755
>>>>> index 0000000..9373baf
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/startup/bspstarthooks.c
>>>>> @@ -0,0 +1,112 @@
>>>>> +/**
>>>>> + * @file
>>>>> + *
>>>>> + * @ingroup raspberry_pi
>>>>> + *
>>>>> + * @brief Startup code.
>>>>> + */
>>>>> +
>>>>> +/*
>>>>> + * Copyright (c) 2009
>>>>> + * embedded brains GmbH
>>>>> + * Obere Lagerstr. 30
>>>>> + * D-82178 Puchheim
>>>>> + * Germany
>>>>> + * <rtems at embedded-brains.de>
>>>>> + *
>>>>> + * 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.
>>>>> + */
>>>>> +
>>>>> +#include <stdbool.h>
>>>>> +
>>>>> +#include <bspopts.h>
>>>>> +#include <bsp/start.h>
>>>>> +#include <bsp/raspberry_pi.h>
>>>>> +#include <bsp/mmu.h>
>>>>> +#include <bsp/linker-symbols.h>
>>>>> +#include <bsp/uart-output-char.h>
>>>>> +
>>>>> +static void BSP_START_TEXT_SECTION clear_bss(void)
>>>>> +{
>>>>> + const int *end = (const int *) bsp_section_bss_end;
>>>>> + int *out = (int *) bsp_section_bss_begin;
>>>>> +
>>>>> + /* Clear BSS */
>>>>> + while (out != end) {
>>>>> + *out = 0;
>>>>> + ++out;
>>>>> + }
>>>>> +}
>>>>> +
>>>>> +static void BSP_START_TEXT_SECTION raspberry_pi_cache_setup(void)
>>>>> +{
>>>>> + uint32_t ctrl = 0;
>>>>> +
>>>>> + /* Disable MMU and cache, basic settings */
>>>>> + ctrl = arm_cp15_get_control();
>>>>> + ctrl &= ~(ARM_CP15_CTRL_I | ARM_CP15_CTRL_R | ARM_CP15_CTRL_C
>>>>> + | ARM_CP15_CTRL_V | ARM_CP15_CTRL_M);
>>>>> + ctrl |= ARM_CP15_CTRL_S | ARM_CP15_CTRL_A;
>>>>> + arm_cp15_set_control(ctrl);
>>>>> +
>>>>> + arm_cp15_cache_invalidate();
>>>>> + arm_cp15_tlb_invalidate();
>>>>> +
>>>>> +}
>>>>> +
>>>>> +
>>>>> +void BSP_START_TEXT_SECTION bsp_start_hook_0(void)
>>>>> +{
>>>>> + raspberry_pi_cache_setup();
>>>>> +}
>>>>> +
>>>>> +
>>>>> +void BSP_START_TEXT_SECTION bsp_start_hook_1(void)
>>>>> +{
>>>>> +
>>>>> + /* Copy .text section */
>>>>> + arm_cp15_instruction_cache_invalidate();
>>>>> + bsp_start_memcpy(
>>>>> + (int *) bsp_section_text_begin,
>>>>> + (const int *) bsp_section_text_load_begin,
>>>>> + (size_t) bsp_section_text_size
>>>>> + );
>>>>> +
>>>>> + /* Copy .rodata section */
>>>>> + arm_cp15_instruction_cache_invalidate();
>>>>> + bsp_start_memcpy(
>>>>> + (int *) bsp_section_rodata_begin,
>>>>> + (const int *) bsp_section_rodata_load_begin,
>>>>> + (size_t) bsp_section_rodata_size
>>>>> + );
>>>>> +
>>>>> + /* Copy .data section */
>>>>> + arm_cp15_instruction_cache_invalidate();
>>>>> + bsp_start_memcpy(
>>>>> + (int *) bsp_section_data_begin,
>>>>> + (const int *) bsp_section_data_load_begin,
>>>>> + (size_t) bsp_section_data_size
>>>>> + );
>>>>> +
>>>>> + /* Copy .fast_text section */
>>>>> + arm_cp15_instruction_cache_invalidate();
>>>>> + bsp_start_memcpy(
>>>>> + (int *) bsp_section_fast_text_begin,
>>>>> + (const int *) bsp_section_fast_text_load_begin,
>>>>> + (size_t) bsp_section_fast_text_size
>>>>> + );
>>>>> +
>>>>> + /* Copy .fast_data section */
>>>>> + arm_cp15_instruction_cache_invalidate();
>>>>> + bsp_start_memcpy(
>>>>> + (int *) bsp_section_fast_data_begin,
>>>>> + (const int *) bsp_section_fast_data_load_begin,
>>>>> + (size_t) bsp_section_fast_data_size
>>>>> + );
>>>>> +
>>>>> + /* Clear .bss section */
>>>>> + clear_bss();
>>>>> +
>>>>> +}
>>>>> diff --git a/c/src/lib/libbsp/arm/raspberry_pi/startup/linkcmds
>>>>> b/c/src/lib/libbsp/arm/raspberry_pi/startup/linkcmds
>>>>> new file mode 100755
>>>>> index 0000000..b9e6f02
>>>>> --- /dev/null
>>>>> +++ b/c/src/lib/libbsp/arm/raspberry_pi/startup/linkcmds
>>>>> @@ -0,0 +1,62 @@
>>>>> +/**
>>>>> + * @file
>>>>> + *
>>>>> + * @ingroup raspberry_pi
>>>>> + *
>>>>> + * @brief Memory map.
>>>>> + */
>>>>> +
>>>>> +/**
>>>>> + * @defgroup raspberry_pi Memory Map
>>>>> + *
>>>>> + * @ingroup bsp_linker
>>>>> + *
>>>>> + * @brief Raspberry Pi memory map.
>>>>> + *
>>>>> + * <table>
>>>>> + * <tr><th>Region Name</th><th>Region Begin</th><th>Region
>>>>> Size</th></tr>
>>>>> + * <tr><td>VECTOR_RAM</td><td>0x08000000</td><td>8k</td></tr>
>>>>> + * <tr><td>RAM</td><td>0x80008000</td><td>128M</td></tr>
>>>>> + * </table>
>>>>> + *
>>>>> + * <table>
>>>>> + * <tr><th>Section Name</th><th>Section Runtime
>>>>> Region</th><th>Section Load Region</th></tr>
>>>>> + * <tr><td>.start</td><td>RAM</td><td></td></tr>
>>>>> + * <tr><td>.vector</td><td>VECTOR_RAM</td><td></td></tr>
>>>>> + * <tr><td>.text</td><td>RAM</td><td>RAM_EXT</td></tr>
>>>>> + * <tr><td>.rodata</td><td>RAM</td><td>RAM_EXT</td></tr>
>>>>> + * <tr><td>.data</td><td>RAM</td><td>RAM_EXT</td></tr>
>>>>> + * <tr><td>.fast</td><td>RAM</td><td>RAM_EXT</td></tr>
>>>>> + * <tr><td>.bss</td><td>RAM</td><td></td></tr>
>>>>> + * <tr><td>.work</td><td>RAM</td><td></td></tr>
>>>>> + * <tr><td>.stack</td><td>RAM</td><td></td></tr>
>>>>> + * </table>
>>>>> + */
>>>>> +
>>>>> +MEMORY {
>>>>> + VECTOR_RAM (AIW) : ORIGIN = 0x0 , LENGTH = 0x8000
>>>>> + RAM (AIW) : ORIGIN = 0x00008000, LENGTH = 128M -
>>>>> 0x8000
>>>>> +}
>>>>> +
>>>>> +REGION_ALIAS ("REGION_START", RAM);
>>>>> +REGION_ALIAS ("REGION_VECTOR", VECTOR_RAM);
>>>>> +REGION_ALIAS ("REGION_TEXT", RAM);
>>>>> +REGION_ALIAS ("REGION_TEXT_LOAD", RAM);
>>>>> +REGION_ALIAS ("REGION_RODATA", RAM);
>>>>> +REGION_ALIAS ("REGION_RODATA_LOAD", RAM);
>>>>> +REGION_ALIAS ("REGION_DATA", RAM);
>>>>> +REGION_ALIAS ("REGION_DATA_LOAD", RAM);
>>>>> +REGION_ALIAS ("REGION_FAST_TEXT", RAM);
>>>>> +REGION_ALIAS ("REGION_FAST_TEXT_LOAD", RAM);
>>>>> +REGION_ALIAS ("REGION_FAST_DATA", RAM);
>>>>> +REGION_ALIAS ("REGION_FAST_DATA_LOAD", RAM);
>>>>> +REGION_ALIAS ("REGION_BSS", RAM);
>>>>> +REGION_ALIAS ("REGION_WORK", RAM);
>>>>> +REGION_ALIAS ("REGION_STACK", RAM);
>>>>> +
>>>>> +bsp_stack_irq_size = DEFINED (bsp_stack_irq_size) ? bsp_stack_irq_size
>>>>> : 4096;
>>>>> +bsp_stack_abt_size = DEFINED (bsp_stack_abt_size) ? bsp_stack_abt_size
>>>>> : 1024;
>>>>> +
>>>>> +bsp_section_robarrier_align = DEFINED (bsp_section_robarrier_align) ?
>>>>> bsp_section_robarrier_align : 1M;
>>>>> +
>>>>> +INCLUDE linkcmds.armv4
>>>>> diff --git a/cpukit/score/cpu/arm/rtems/score/arm.h
>>>>> b/cpukit/score/cpu/arm/rtems/score/arm.h
>>>>> index 8f8c837..8471bb4 100644
>>>>> --- a/cpukit/score/cpu/arm/rtems/score/arm.h
>>>>> +++ b/cpukit/score/cpu/arm/rtems/score/arm.h
>>>>> @@ -69,6 +69,10 @@ extern "C" {
>>>>> # define CPU_MODEL_NAME "ARMv6J"
>>>>> # define ARM_MULTILIB_ARCH_V4
>>>>>
>>>>> +#elif defined(__ARM_ARCH_6ZK__)
>>>>> +# define CPU_MODEL_NAME "ARMv6ZK"
>>>>> +# define ARM_MULTILIB_ARCH_V4
>>>>> +
>>>> This change has been committed separately. You may wish to rebase your
>>>> work on the rtems.git.
>>>>
>>>>> #elif defined(__ARM_ARCH_6M__)
>>>>> # define CPU_MODEL_NAME "ARMv6M"
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> rtems-devel mailing list
>>>>> rtems-devel at rtems.org
>>>>> http://www.rtems.org/mailman/listinfo/rtems-devel
>>>
>>> _______________________________________________
>>> rtems-devel mailing list
>>> rtems-devel at rtems.org
>>> http://www.rtems.org/mailman/listinfo/rtems-devel
>>
>>
>> --
>> Joel Sherrill, Ph.D. Director of Research & Development
>> joel.sherrill at OARcorp.com On-Line Applications Research
>> Ask me about RTEMS: a free RTOS Huntsville AL 35805
>> Support Available (256) 722-9985
>>
>>
>> _______________________________________________
>> rtems-devel mailing list
>> rtems-devel at rtems.org
>> http://www.rtems.org/mailman/listinfo/rtems-devel
--
Joel Sherrill, Ph.D. Director of Research & Development
joel.sherrill at OARcorp.com On-Line Applications Research
Ask me about RTEMS: a free RTOS Huntsville AL 35805
Support Available (256) 722-9985
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