[PATCH] Add new (first) OpenRISC BSP called or1ksim.
Gedare Bloom
gedare at rtems.org
Wed Aug 20 17:29:34 UTC 2014
Looks good to me. Joel, commit if you approve.
On Wed, Aug 20, 2014 at 1:23 PM, Hesham ALMatary
<heshamelmatary at gmail.com> wrote:
> This BSP is intended to run on or1ksim (the main OpenRISC emulator).
> Fixed version according to Joel comments from the mailing list.
> ---
> c/src/aclocal/rtems-cpu-subdirs.m4 | 1 +
> c/src/lib/libbsp/or1k/Makefile.am | 10 +
> c/src/lib/libbsp/or1k/acinclude.m4 | 10 +
> c/src/lib/libbsp/or1k/configure.ac | 19 ++
> c/src/lib/libbsp/or1k/or1ksim/Makefile.am | 109 ++++++++
> c/src/lib/libbsp/or1k/or1ksim/README | 17 ++
> c/src/lib/libbsp/or1k/or1ksim/bsp_specs | 12 +
> c/src/lib/libbsp/or1k/or1ksim/clock/clockdrv.c | 104 +++++++
> c/src/lib/libbsp/or1k/or1ksim/configure.ac | 30 ++
> .../libbsp/or1k/or1ksim/console/console-config.c | 58 ++++
> c/src/lib/libbsp/or1k/or1ksim/console/uart.c | 144 ++++++++++
> c/src/lib/libbsp/or1k/or1ksim/include/bsp.h | 47 ++++
> c/src/lib/libbsp/or1k/or1ksim/include/irq.h | 45 +++
> c/src/lib/libbsp/or1k/or1ksim/include/or1ksim.h | 118 ++++++++
> c/src/lib/libbsp/or1k/or1ksim/include/uart.h | 42 +++
> c/src/lib/libbsp/or1k/or1ksim/irq/irq.c | 42 +++
> .../or1k/or1ksim/make/custom/or1k_or1ksim.cfg | 7 +
> c/src/lib/libbsp/or1k/or1ksim/preinstall.am | 115 ++++++++
> c/src/lib/libbsp/or1k/or1ksim/start/start.S | 182 ++++++++++++
> c/src/lib/libbsp/or1k/or1ksim/startup/linkcmds | 41 +++
> c/src/lib/libbsp/or1k/or1ksim/timer/timer.c | 64 +++++
> c/src/lib/libbsp/or1k/preinstall.am | 7 +
> .../libbsp/or1k/shared/include/linker-symbols.h | 79 ++++++
> c/src/lib/libbsp/or1k/shared/startup/linkcmds.base | 310 +++++++++++++++++++++
> 24 files changed, 1613 insertions(+)
> create mode 100644 c/src/lib/libbsp/or1k/Makefile.am
> create mode 100644 c/src/lib/libbsp/or1k/acinclude.m4
> create mode 100644 c/src/lib/libbsp/or1k/configure.ac
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/Makefile.am
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/README
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/bsp_specs
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/clock/clockdrv.c
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/configure.ac
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/console/console-config.c
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/console/uart.c
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/include/bsp.h
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/include/irq.h
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/include/or1ksim.h
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/include/uart.h
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/irq/irq.c
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/make/custom/or1k_or1ksim.cfg
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/preinstall.am
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/start/start.S
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/startup/linkcmds
> create mode 100644 c/src/lib/libbsp/or1k/or1ksim/timer/timer.c
> create mode 100644 c/src/lib/libbsp/or1k/preinstall.am
> create mode 100644 c/src/lib/libbsp/or1k/shared/include/linker-symbols.h
> create mode 100644 c/src/lib/libbsp/or1k/shared/startup/linkcmds.base
>
> diff --git a/c/src/aclocal/rtems-cpu-subdirs.m4 b/c/src/aclocal/rtems-cpu-subdirs.m4
> index c5a4a19..9593d34 100644
> --- a/c/src/aclocal/rtems-cpu-subdirs.m4
> +++ b/c/src/aclocal/rtems-cpu-subdirs.m4
> @@ -23,6 +23,7 @@ _RTEMS_CPU_SUBDIR([mips],[$1]);;
> _RTEMS_CPU_SUBDIR([moxie],[$1]);;
> _RTEMS_CPU_SUBDIR([nios2],[$1]);;
> _RTEMS_CPU_SUBDIR([no_cpu],[$1]);;
> +_RTEMS_CPU_SUBDIR([or1k],[$1]);;
> _RTEMS_CPU_SUBDIR([powerpc],[$1]);;
> _RTEMS_CPU_SUBDIR([sh],[$1]);;
> _RTEMS_CPU_SUBDIR([sparc],[$1]);;
> diff --git a/c/src/lib/libbsp/or1k/Makefile.am b/c/src/lib/libbsp/or1k/Makefile.am
> new file mode 100644
> index 0000000..0ce20e6
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/Makefile.am
> @@ -0,0 +1,10 @@
> +ACLOCAL_AMFLAGS = -I ../../../aclocal
> +
> +## Descend into the @RTEMS_BSP_FAMILY@ directory
> +## Currently, the shared directory is not explicitly
> +## added but it is present in the source tree.
> +SUBDIRS = @RTEMS_BSP_FAMILY@
> +
> +include $(srcdir)/preinstall.am
> +include $(top_srcdir)/../../../automake/subdirs.am
> +include $(top_srcdir)/../../../automake/local.am
> diff --git a/c/src/lib/libbsp/or1k/acinclude.m4 b/c/src/lib/libbsp/or1k/acinclude.m4
> new file mode 100644
> index 0000000..c593670
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/acinclude.m4
> @@ -0,0 +1,10 @@
> +# RTEMS_CHECK_BSPDIR(RTEMS_BSP_FAMILY)
> +AC_DEFUN([RTEMS_CHECK_BSPDIR],
> +[
> + case "$1" in
> + or1ksim )
> + AC_CONFIG_SUBDIRS([or1ksim]);;
> + *)
> + AC_MSG_ERROR([Invalid BSP]);;
> + esac
> +])
> diff --git a/c/src/lib/libbsp/or1k/configure.ac b/c/src/lib/libbsp/or1k/configure.ac
> new file mode 100644
> index 0000000..96bba16
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/configure.ac
> @@ -0,0 +1,19 @@
> +# Process this file with autoconf to produce a configure script.
> +
> +AC_PREREQ([2.69])
> +AC_INIT([rtems-c-src-lib-libbsp-or1k],[_RTEMS_VERSION],[http://www.rtems.org/bugzilla])
> +AC_CONFIG_SRCDIR([or1ksim])
> +RTEMS_TOP(../../../../..)
> +
> +RTEMS_CANONICAL_TARGET_CPU
> +AM_INIT_AUTOMAKE([no-define foreign 1.12.2])
> +AM_MAINTAINER_MODE
> +
> +RTEMS_ENV_RTEMSBSP
> +RTEMS_PROJECT_ROOT
> +
> +RTEMS_CHECK_BSPDIR([$RTEMS_BSP_FAMILY])
> +
> +# Explicitly list all Makefiles here
> +AC_CONFIG_FILES([Makefile])
> +AC_OUTPUT
> diff --git a/c/src/lib/libbsp/or1k/or1ksim/Makefile.am b/c/src/lib/libbsp/or1k/or1ksim/Makefile.am
> new file mode 100644
> index 0000000..d5eb10c
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/Makefile.am
> @@ -0,0 +1,109 @@
> +#
> +# @file
> +#
> +# @brief Makefile of LibBSP for the or1ksim BSP.
> +#
> +
> +ACLOCAL_AMFLAGS = -I ../../../../aclocal
> +
> +include $(top_srcdir)/../../../../automake/compile.am
> +
> +include_bspdir = $(includedir)/bsp
> +#include_libcpudir = $(includedir)/libcpu
> +
> +dist_project_lib_DATA = bsp_specs
> +
> +###############################################################################
> +# Header #
> +###############################################################################
> +
> +include_bsp_HEADERS =
> +include_HEADERS = include/bsp.h
> +
> +nodist_include_bsp_HEADERS = ../../shared/include/bootcard.h
> +
> +include_bsp_HEADERS += ../shared/include/linker-symbols.h
> +include_bsp_HEADERS += ../../../libbsp/shared/include/mm.h
> +include_bsp_HEADERS += ../../shared/include/utility.h
> +include_bsp_HEADERS += ../../shared/include/irq-generic.h
> +include_bsp_HEADERS += ../../shared/include/irq-info.h
> +include_bsp_HEADERS += ../../shared/include/stackalloc.h
> +include_bsp_HEADERS += ../../shared/include/uart-output-char.h
> +include_bsp_HEADERS += ../../shared/tod.h
> +include_bsp_HEADERS += ../../shared/include/tm27.h
> +include_bsp_HEADERS += include/irq.h
> +include_bsp_HEADERS += include/uart.h
> +include_bsp_HEADERS += include/or1ksim.h
> +
> +nodist_include_HEADERS = ../../shared/include/coverhd.h \
> + include/bspopts.h
> +
> +###############################################################################
> +# Data #
> +###############################################################################
> +
> +noinst_LIBRARIES = libbspstart.a
> +
> +libbspstart_a_SOURCES = start/start.S
> +
> +project_lib_DATA = start.$(OBJEXT)
> +
> +project_lib_DATA += startup/linkcmds
> +project_lib_DATA += ../shared/startup/linkcmds.base
> +
> +###############################################################################
> +# LibBSP #
> +###############################################################################
> +
> +noinst_LIBRARIES += libbsp.a
> +
> +libbsp_a_SOURCES =
> +libbsp_a_CPPFLAGS =
> +libbsp_a_LIBADD =
> +
> +# Startup
> +libbsp_a_SOURCES += ../../shared/bspstart.c
> +libbsp_a_SOURCES += ../../shared/bspreset.c
> +
> +# 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/cpucounterread.c
> +libbsp_a_SOURCES += ../../shared/cpucounterdiff.c
> +libbsp_a_SOURCES += ../../shared/gnatinstallhandler.c
> +libbsp_a_SOURCES += ../../shared/sbrk.c
> +libbsp_a_SOURCES += ../../shared/src/stackalloc.c
> +
> +# Console
> +libbsp_a_SOURCES += ../../shared/console.c
> +libbsp_a_SOURCES += ../../shared/console_control.c
> +libbsp_a_SOURCES += ../../shared/console_read.c
> +libbsp_a_SOURCES += ../../shared/console_select.c
> +libbsp_a_SOURCES += ../../shared/console_write.c
> +libbsp_a_SOURCES += console/console-config.c
> +libbsp_a_SOURCES += console/uart.c
> +
> +# Timer
> +libbsp_a_SOURCES += timer/timer.c
> +
> +# clock
> +libbsp_a_SOURCES += clock/clockdrv.c ../../../shared/clockdrv_shell.h
> +
> +# 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 += irq/irq.c
> +###############################################################################
> +# Special Rules #
> +###############################################################################
> +
> +DISTCLEANFILES = include/bspopts.h
> +
> +include $(srcdir)/preinstall.am
> +include $(top_srcdir)/../../../../automake/local.am
> diff --git a/c/src/lib/libbsp/or1k/or1ksim/README b/c/src/lib/libbsp/or1k/or1ksim/README
> new file mode 100644
> index 0000000..99d1edf
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/README
> @@ -0,0 +1,17 @@
> +This BSP should run only on or1ksim: the main simulator for or1k architecture.
> +or1ksim should be used for testing purposes.
> +
> +svn co http://opencores.org/ocsvn/openrisc/openrisc/trunk/or1ksim
> +cd or1ksim
> +mkdir builddir_or1ksim
> +cd builddir_or1ksim
> +../configure --target=or32-elf --prefix=/opt/or1ksim
> +make all
> +make install
> +export PATH=/opt/or1ksim/bin:$PATH
> +
> +Configuration file "sim.cfg" should be provided for complex board
> +configurations at the current directory (which you run or1ksim from) or at
> +~/.or1k/
> +
> +sim -f sim.cfg hello.exe
> diff --git a/c/src/lib/libbsp/or1k/or1ksim/bsp_specs b/c/src/lib/libbsp/or1k/or1ksim/bsp_specs
> new file mode 100644
> index 0000000..446dafa
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/bsp_specs
> @@ -0,0 +1,12 @@
> +%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}
> +
> diff --git a/c/src/lib/libbsp/or1k/or1ksim/clock/clockdrv.c b/c/src/lib/libbsp/or1k/or1ksim/clock/clockdrv.c
> new file mode 100644
> index 0000000..926e2b0
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/clock/clockdrv.c
> @@ -0,0 +1,104 @@
> +/**
> + * @file
> + *
> + * @ingroup bsp_clock
> + *
> + * @brief or1ksim clock support.
> + */
> +
> +/*
> + * or1ksim Clock driver
> + *
> + * COPYRIGHT (c) 2014 Hesham ALMatary <heshamelmatary at gmail.com>
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE
> + */
> +
> +#include <rtems.h>
> +#include <bsp.h>
> +#include <bsp/irq.h>
> +#include <bsp/or1ksim.h>
> +#include <rtems/score/cpu.h>
> +#include <rtems/score/or1k-utility.h>
> +
> +/* The number of clock cycles before generating a tick timer interrupt. */
> +#define TTMR_NUM_OF_CLOCK_TICKS_INTERRUPT 0xFFED9
> +#define OR1KSIM_CLOCK_CYCLE_TIME_NANOSECONDS 10
> +
> +/* This prototype is added here to Avoid warnings */
> +void Clock_isr(void *arg);
> +
> +static void or1ksim_clock_at_tick(void)
> +{
> + uint32_t TTMR;
> +
> + /* For TTMR register,
> + * The least significant 28 bits are the number of clock cycles
> + * before generating a tick timer interrupt. While the most
> + * significant 4 bits are used for mode configuration, tick timer
> + * interrupt enable and pending interrupts status.
> + */
> + TTMR = (CPU_OR1K_SPR_TTMR_MODE_RESTART | CPU_OR1K_SPR_TTMR_IE |
> + (TTMR_NUM_OF_CLOCK_TICKS_INTERRUPT & CPU_OR1K_SPR_TTMR_TP_MASK)
> + ) & ~(CPU_OR1K_SPR_TTMR_IP);
> +
> + _OR1K_mtspr(CPU_OR1K_SPR_TTMR, TTMR);
> + _OR1K_mtspr(CPU_OR1K_SPR_TTCR, 0);
> +}
> +
> +static void or1ksim_clock_handler_install(proc_ptr new_isr, proc_ptr old_isr)
> +{
> + rtems_status_code sc = RTEMS_SUCCESSFUL;
> + old_isr = NULL;
> + _CPU_ISR_install_vector(OR1K_EXCEPTION_TICK_TIMER,
> + new_isr,
> + old_isr);
> +
> + if (sc != RTEMS_SUCCESSFUL) {
> + rtems_fatal_error_occurred(0xdeadbeef);
> + }
> +}
> +
> +static void or1ksim_clock_initialize(void)
> +{
> + uint32_t sr;
> +
> + or1ksim_clock_at_tick();
> +
> + /* Enable tick timer */
> + sr = _OR1K_mfspr(CPU_OR1K_SPR_SR);
> + sr |= CPU_OR1K_SPR_SR_TEE;
> + _OR1K_mtspr(CPU_OR1K_SPR_SR, sr);
> +}
> +
> + static void or1ksim_clock_cleanup(void)
> +{
> +}
> +
> +/*
> + * Return the nanoseconds since last tick
> + */
> +static uint32_t or1ksim_clock_nanoseconds_since_last_tick(void)
> +{
> + return
> + TTMR_NUM_OF_CLOCK_TICKS_INTERRUPT * OR1KSIM_CLOCK_CYCLE_TIME_NANOSECONDS;
> +}
> +
> +#define Clock_driver_support_at_tick() or1ksim_clock_at_tick()
> +
> +#define Clock_driver_support_initialize_hardware() or1ksim_clock_initialize()
> +
> +#define Clock_driver_support_install_isr(isr, old_isr) \
> + do { \
> + or1ksim_clock_handler_install(isr, old_isr); \
> + old_isr = NULL; \
> + } while (0)
> +
> +#define Clock_driver_support_shutdown_hardware() or1ksim_clock_cleanup()
> +
> +#define Clock_driver_nanoseconds_since_last_tick \
> + or1ksim_clock_nanoseconds_since_last_tick
> +
> +#include "../../../shared/clockdrv_shell.h"
> diff --git a/c/src/lib/libbsp/or1k/or1ksim/configure.ac b/c/src/lib/libbsp/or1k/or1ksim/configure.ac
> new file mode 100644
> index 0000000..8aff7e3
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/configure.ac
> @@ -0,0 +1,30 @@
> +#
> +# @file
> +#
> +# @brief Configure script of LibBSP for or1ksim BSP.
> +#
> +
> +AC_PREREQ(2.69)
> +AC_INIT([rtems-c-src-lib-libbsp-or1k-or1ksim],[_RTEMS_VERSION],[http://www.rtems.org/bugzilla])
> +AC_CONFIG_SRCDIR([bsp_specs])
> +RTEMS_TOP(../../../../../..)
> +
> +RTEMS_CANONICAL_TARGET_CPU
> +AM_INIT_AUTOMAKE([no-define nostdinc foreign 1.12.2])
> +RTEMS_BSP_CONFIGURE
> +
> +RTEMS_BSPOPTS_SET([BSP_START_RESET_VECTOR],[*],[])
> +RTEMS_BSPOPTS_HELP([BSP_START_RESET_VECTOR],[reset vector address for BSP start])
> +
> +RTEMS_BSPOPTS_SET([BSP_OR1K_OR1KSIM_PERIPHCLK],[*],[100000000U])
> +RTEMS_BSPOPTS_HELP([BSP_OR1K_OR1KSIM_PERIPHCLK],[or1ksim PERIPHCLK clock frequency in Hz])
> +
> +RTEMS_PROG_CC_FOR_TARGET([-ansi -fasm])
> +RTEMS_CANONICALIZE_TOOLS
> +RTEMS_PROG_CCAS
> +
> +RTEMS_BSP_CLEANUP_OPTIONS(0, 0)
> +RTEMS_BSP_LINKCMDS
> +
> +AC_CONFIG_FILES([Makefile])
> +AC_OUTPUT
> diff --git a/c/src/lib/libbsp/or1k/or1ksim/console/console-config.c b/c/src/lib/libbsp/or1k/or1ksim/console/console-config.c
> new file mode 100644
> index 0000000..9853f20
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/console/console-config.c
> @@ -0,0 +1,58 @@
> +/**
> + * @file
> + *
> + * @ingroup or1ksim_uart
> + *
> + * @brief Console Configuration.
> + */
> +
> +/*
> + * Copyright (c) 2014 Hesham ALMatary
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE
> + */
> +
> +#include <rtems/bspIo.h>
> +
> +#include <libchip/serial.h>
> +
> +#include <bspopts.h>
> +#include <bsp/uart.h>
> +#include <bsp/or1ksim.h>
> +
> +console_tbl Console_Configuration_Ports [] = {
> + {
> + .sDeviceName = "/dev/ttyS0",
> + .deviceType = SERIAL_CUSTOM,
> + .pDeviceFns = &or1ksim_uart_fns,
> + .deviceProbe = NULL,
> + .pDeviceFlow = NULL,
> + .ulCtrlPort1 = OR1KSIM_BSP_UART_BASE,
> + .ulCtrlPort2 = 0,
> + .ulClock = OR1KSIM_UART_DEFAULT_BAUD,
> + .ulIntVector = OR1KSIM_BSP_UART_IRQ
> + }
> +};
> +
> +#define PORT_COUNT \
> + (sizeof(Console_Configuration_Ports) \
> + / sizeof(Console_Configuration_Ports [0]))
> +
> +unsigned long Console_Configuration_Count = PORT_COUNT;
> +
> +static void output_char(char c)
> +{
> + const console_fns *con =
> + Console_Configuration_Ports [Console_Port_Minor].pDeviceFns;
> +
> + if (c == '\n') {
> + con->deviceWritePolled((int) Console_Port_Minor, '\r');
> + }
> + con->deviceWritePolled((int) Console_Port_Minor, c);
> +}
> +
> +BSP_output_char_function_type BSP_output_char = output_char;
> +
> +BSP_polling_getchar_function_type BSP_poll_char = NULL;
> diff --git a/c/src/lib/libbsp/or1k/or1ksim/console/uart.c b/c/src/lib/libbsp/or1k/or1ksim/console/uart.c
> new file mode 100644
> index 0000000..f1cfa09
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/console/uart.c
> @@ -0,0 +1,144 @@
> +/**
> + * @file
> + *
> + * @ingroup or1ksim_uart
> + *
> + * @brief UART support.
> + */
> +
> +/*
> + * COPYRIGHT (c) 2014 Hesham ALMatary <heshamelmatary at gmail.com>
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE
> + */
> +
> +#include <libchip/sersupp.h>
> +#include <bsp/or1ksim.h>
> +#include <bsp.h>
> +#include <bsp/irq.h>
> +#include <bsp/uart.h>
> +#include <rtems/score/isr.h>
> +
> +static rtems_vector_number uart_get_irq_number(const console_tbl *ct)
> +{
> + return ct->ulIntVector;
> +}
> +
> +static uint32_t uart_get_baud(const console_tbl *ct)
> +{
> + return ct->ulClock;
> +}
> +
> +static void uart_set_baud(int baud)
> +{
> + int divisor = (OR1KSIM_BSP_CLOCK_FREQ) / (16 * baud);
> + OR1KSIM_REG(OR1KSIM_BSP_UART_REG_LINE_CTRL) |=
> + OR1KSIM_BSP_UART_REG_LINE_CTRL_DLAB;
> +
> + OR1KSIM_REG(OR1KSIM_BSP_UART_REG_DEV_LATCH_LOW) = divisor & 0xff;
> +
> + OR1KSIM_REG(OR1KSIM_BSP_UART_REG_DEV_LATCH_HIGH) =
> + (divisor >> 8) & 0xff;
> +
> + OR1KSIM_REG(OR1KSIM_BSP_UART_REG_LINE_CTRL) &=
> + ~(OR1KSIM_BSP_UART_REG_LINE_CTRL_DLAB);
> +}
> +
> +static void uart_initialize(int minor)
> +{
> + /* Disable all interrupts */
> + OR1KSIM_REG(OR1KSIM_BSP_UART_REG_INT_ENABLE) = 0x00;
> +
> + /* Reset receiver and transmitter */
> + OR1KSIM_REG(OR1KSIM_BSP_UART_REG_FIFO_CTRL) =
> + OR1KSIM_BSP_UART_REG_FIFO_CTRL_ENABLE_FIFO |
> + OR1KSIM_BSP_UART_REG_FIFO_CTRL_CLEAR_RCVR |
> + OR1KSIM_BSP_UART_REG_FIFO_CTRL_CLEAR_XMIT |
> + OR1KSIM_BSP_UART_REG_FIFO_CTRL_TRIGGER_14;
> +
> + /* Set data pattern configuration */
> + OR1KSIM_REG(OR1KSIM_BSP_UART_REG_LINE_CTRL) =
> + OR1KSIM_BSP_UART_REG_LINE_CTRL_WLEN8 &
> + (OR1KSIM_BSP_UART_REG_LINE_CTRL_STOP |
> + OR1KSIM_BSP_UART_REG_LINE_CTRL_PARITY);
> +
> + /* Set baud rate */
> + uart_set_baud(OR1KSIM_UART_DEFAULT_BAUD);
> +}
> +
> +static int uart_first_open(int major, int minor, void *arg)
> +{
> + rtems_libio_open_close_args_t *oc = (rtems_libio_open_close_args_t *) arg;
> + struct rtems_termios_tty *tty = (struct rtems_termios_tty *) oc->iop->data1;
> + const console_tbl *ct = Console_Port_Tbl [minor];
> + console_data *cd = &Console_Port_Data [minor];
> +
> + cd->termios_data = tty;
> + rtems_termios_set_initial_baud(tty, ct->ulClock);
> +
> + return 0;
> +}
> +
> +static int uart_last_close(int major, int minor, void *arg)
> +{
> + return 0;
> +}
> +
> +static int uart_read_polled(int minor)
> +{
> + return -1;
> +}
> +
> +static void uart_write_polled(int minor, char c)
> +{
> + unsigned char lsr;
> + const uint32_t transmit_finished =
> + (OR1KSIM_BSP_UART_REG_LINE_STATUS_TEMT |
> + OR1KSIM_BSP_UART_REG_LINE_STATUS_THRE);
> +
> + /* Wait until there is no pending data in the transmitter FIFO (empty) */
> + do {
> + lsr = OR1KSIM_REG(OR1KSIM_BSP_UART_REG_LINE_STATUS);
> + } while (!(lsr & OR1KSIM_BSP_UART_REG_LINE_STATUS_THRE));
> +
> + OR1KSIM_REG(OR1KSIM_BSP_UART_REG_TX) = c;
> +
> + /* Wait until trasmit data is finished */
> + do {
> + lsr = OR1KSIM_REG(OR1KSIM_BSP_UART_REG_LINE_STATUS);
> + } while ( (lsr & transmit_finished) != transmit_finished );
> +}
> +
> +static ssize_t uart_write_support_polled(
> + int minor,
> + const char *s,
> + size_t n
> +)
> +{
> + ssize_t i = 0;
> +
> + for (i = 0; i < n; ++i){
> + uart_write_polled(minor, s [i]);
> + }
> +
> + return n;
> +}
> +
> +static int uart_set_attributes(int minor, const struct termios *term)
> +{
> + return -1;
> +}
> +
> +const console_fns or1ksim_uart_fns = {
> + .deviceProbe = libchip_serial_default_probe,
> + .deviceFirstOpen = uart_first_open,
> + .deviceLastClose = uart_last_close,
> + .deviceRead = uart_read_polled,
> + .deviceWrite = uart_write_support_polled,
> + .deviceInitialize = uart_initialize,
> + .deviceWritePolled = uart_write_polled,
> + .deviceSetAttributes = uart_set_attributes,
> + .deviceOutputUsesInterrupts = false
> +};
> diff --git a/c/src/lib/libbsp/or1k/or1ksim/include/bsp.h b/c/src/lib/libbsp/or1k/or1ksim/include/bsp.h
> new file mode 100644
> index 0000000..502e4d9
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/include/bsp.h
> @@ -0,0 +1,47 @@
> +/**
> + * @file
> + *
> + * @ingroup or1k_or1ksim
> + *
> + * @brief Global BSP definitions.
> + */
> +
> +/*
> + * COPYRIGHT (c) 2014 Hesham ALMatary <heshamelmatary at gmail.com>
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE
> + */
> +
> +#ifndef LIBBSP_OR1K_OR1KSIM_H
> +#define LIBBSP_OR1K_OR1KSIM_H
> +
> +#include <bspopts.h>
> +#include <rtems.h>
> +#include <rtems/console.h>
> +#include <rtems/clockdrv.h>
> +#include <bsp/or1ksim.h>
> +
> +#include <bsp/default-initial-extension.h>
> +
> +#ifdef __cplusplus
> +extern "C" {
> +#endif /* __cplusplus */
> +
> +#define BSP_FEATURE_IRQ_EXTENSION
> +
> +#ifdef __cplusplus
> +}
> +#endif /* __cplusplus */
> +
> +#endif /* LIBBSP_OR1K_OR1KSIM_H */
> +
> +/**
> + * @defgroup or1k_or1ksim support
> + *
> + * @ingroup bsp_or1k
> + *
> + * @brief or1ksim support package
> + *
> + */
> diff --git a/c/src/lib/libbsp/or1k/or1ksim/include/irq.h b/c/src/lib/libbsp/or1k/or1ksim/include/irq.h
> new file mode 100644
> index 0000000..be669d8
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/include/irq.h
> @@ -0,0 +1,45 @@
> +/**
> + * @file
> + *
> + * @ingroup or1ksim_interrupt
> + *
> + * @brief Interrupt definitions.
> + */
> +
> +/**
> + * COPYRIGHT (c) 2014 Hesham ALMatary <heshamelmatary at gmail.com>
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE
> + */
> +
> +#ifndef LIBBSP_OR1K_OR1KSIM_IRQ_H
> +#define LIBBSP_OR1K_OR1KSIM_IRQ_H
> +
> +#ifndef ASM
> +
> +#include <rtems.h>
> +#include <rtems/irq.h>
> +#include <rtems/irq-extension.h>
> +
> +#define BSP_INTERRUPT_VECTOR_MIN 0x100
> +#define BSP_INTERRUPT_VECTOR_MAX 0x1F00
> +
> +/* Interrupt Identification Register */
> +#define OR1KSIM_BSP_UART_REG_INT_ID_MSI (0x00)
> +#define OR1KSIM_BSP_UART_REG_INT_ID_NO_INT (0x01)
> +#define OR1KSIM_BSP_UART_REG_INT_ID_THRI (0x02)
> +#define OR1KSIM_BSP_UART_REG_INT_ID_RDI (0x04)
> +#define OR1KSIM_BSP_UART_REG_INT_ID_ID (0x06)
> +#define OR1KSIM_BSP_UART_REG_INT_ID_RLSI (0x06)
> +#define OR1KSIM_BSP_UART_REG_INT_ID_TOI (0x0c)
> +
> +/* Interrupt Enable Register */
> +#define OR1KSIM_BSP_UART_REG_INT_ENABLE_RDI (0x01)
> +#define OR1KSIM_BSP_UART_REG_INT_ENABLE_THRI (0x02)
> +#define OR1KSIM_BSP_UART_REG_INT_ENABLE_RLSI (0x04)
> +#define OR1KSIM_BSP_UART_REG_INT_ENABLE_MSI (0x08)
> +
> +#endif /* ASM */
> +#endif /* LIBBSP_OR1K_OR1KSIM_IRQ_H */
> diff --git a/c/src/lib/libbsp/or1k/or1ksim/include/or1ksim.h b/c/src/lib/libbsp/or1k/or1ksim/include/or1ksim.h
> new file mode 100644
> index 0000000..8279566
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/include/or1ksim.h
> @@ -0,0 +1,118 @@
> +/**
> + * @file
> + *
> + * @ingroup or1ksim_reg
> + *
> + * @brief Register definitions.
> + */
> +
> +/*
> + * COPYRIGHT (c) 2014 Hesham ALMatary <heshamelmatary at gmail.com>
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE
> + */
> +
> +#ifndef LIBBSP_OR1K_OR1KSIM_H
> +#define LIBBSP_OR1K_OR1KSIM_H
> +
> +#include <stdint.h>
> +
> +/**
> + * @defgroup or1ksim_reg Register Definitions
> + *
> + * @ingroup or1k_or1ksim
> + *
> + * @brief Register Definitions
> + *
> + * @{
> + */
> +
> +/**
> + * @name Register Macros
> + *
> + * @{
> + */
> +
> + #define OR1KSIM_REG(x) (*((volatile char *) (x)))
> + #define OR1KSIM_BIT(n) (1 << (n))
> +
> +/** @} */
> +
> +/**
> + * @name Internal OR1K UART Registers
> + *
> + * @{
> + */
> +#define OR1KSIM_BSP_CLOCK_FREQ 100000000UL
> +#define OR1KSIM_BSP_UART_BASE 0x90000000
> +
> +#define OR1KSIM_BSP_UART_REG_TX (OR1KSIM_BSP_UART_BASE+0)
> +#define OR1KSIM_BSP_UART_REG_RX (OR1KSIM_BSP_UART_BASE+0)
> +#define OR1KSIM_BSP_UART_REG_DEV_LATCH_LOW (OR1KSIM_BSP_UART_BASE+1)
> +#define OR1KSIM_BSP_UART_REG_DEV_LATCH_HIGH (OR1KSIM_BSP_UART_BASE+1)
> +#define OR1KSIM_BSP_UART_REG_INT_ENABLE (OR1KSIM_BSP_UART_BASE+2)
> +#define OR1KSIM_BSP_UART_REG_INT_ID (OR1KSIM_BSP_UART_BASE+2)
> +#define OR1KSIM_BSP_UART_REG_FIFO_CTRL (OR1KSIM_BSP_UART_BASE+2)
> +#define OR1KSIM_BSP_UART_REG_LINE_CTRL (OR1KSIM_BSP_UART_BASE+3)
> +#define OR1KSIM_BSP_UART_REG_MODEM_CTRL (OR1KSIM_BSP_UART_BASE+4)
> +#define OR1KSIM_BSP_UART_REG_LINE_STATUS (OR1KSIM_BSP_UART_BASE+5)
> +#define OR1KSIM_BSP_UART_REG_MODEM_STATUS (OR1KSIM_BSP_UART_BASE+6)
> +#define OR1KSIM_BSP_UART_REG_SCRATCH (OR1KSIM_BSP_UART_BASE+7)
> +
> +/* FIFO Control Register */
> +#define OR1KSIM_BSP_UART_REG_FIFO_CTRL_TRIGGER_1 (0x00)
> +#define OR1KSIM_BSP_UART_REG_FIFO_CTRL_ENABLE_FIFO (0x01)
> +#define OR1KSIM_BSP_UART_REG_FIFO_CTRL_CLEAR_RCVR (0x02)
> +#define OR1KSIM_BSP_UART_REG_FIFO_CTRL_CLEAR_XMIT (0x03)
> +#define OR1KSIM_BSP_UART_REG_FIFO_CTRL_DMA_SELECT (0x08)
> +#define OR1KSIM_BSP_UART_REG_FIFO_CTRL_TRIGGER_4 (0x40)
> +#define OR1KSIM_BSP_UART_REG_FIFO_CTRL_TRIGGER_8 (0x80)
> +#define OR1KSIM_BSP_UART_REG_FIFO_CTRL_TRIGGER_14 (0xC0)
> +#define OR1KSIM_BSP_UART_REG_FIFO_CTRL_TRIGGER_MASK (0xC0)
> +
> +/* Line Control Register */
> +#define OR1KSIM_BSP_UART_REG_LINE_CTRL_WLEN5 (0x00)
> +#define OR1KSIM_BSP_UART_REG_LINE_CTRL_WLEN6 (0x01)
> +#define OR1KSIM_BSP_UART_REG_LINE_CTRL_WLEN7 (0x02)
> +#define OR1KSIM_BSP_UART_REG_LINE_CTRL_WLEN8 (0x03)
> +#define OR1KSIM_BSP_UART_REG_LINE_CTRL_STOP (0x04)
> +#define OR1KSIM_BSP_UART_REG_LINE_CTRL_PARITY (0x08)
> +#define OR1KSIM_BSP_UART_REG_LINE_CTRL_EPAR (0x10)
> +#define OR1KSIM_BSP_UART_REG_LINE_CTRL_SPAR (0x20)
> +#define OR1KSIM_BSP_UART_REG_LINE_CTRL_SBC (0x40)
> +#define OR1KSIM_BSP_UART_REG_LINE_CTRL_DLAB (0x80)
> +
> +/* Line Status Register */
> +#define OR1KSIM_BSP_UART_REG_LINE_STATUS_DR (0x01)
> +#define OR1KSIM_BSP_UART_REG_LINE_STATUS_OE (0x02)
> +#define OR1KSIM_BSP_UART_REG_LINE_STATUS_PE (0x04)
> +#define OR1KSIM_BSP_UART_REG_LINE_STATUS_FE (0x08)
> +#define OR1KSIM_BSP_UART_REG_LINE_STATUS_BI (0x10)
> +#define OR1KSIM_BSP_UART_REG_LINE_STATUS_THRE (0x20)
> +#define OR1KSIM_BSP_UART_REG_LINE_STATUS_TEMT (0x40)
> +
> +/* Modem Control Register */
> +#define OR1KSIM_BSP_UART_REG_MODEM_CTRL_DTR (0x01)
> +#define OR1KSIM_BSP_UART_REG_MODEM_CTRL_RTS (0x02)
> +#define OR1KSIM_BSP_UART_REG_MODEM_CTRL_OUT1 (0x04)
> +#define OR1KSIM_BSP_UART_REG_MODEM_CTRL_OUT2 (0x08)
> +#define OR1KSIM_BSP_UART_REG_MODEM_CTRL_LOOP (0x10)
> +
> +/* Modem Status Register */
> +#define OR1KSIM_BSP_UART_REG_MODEM_STATUS_DCTS (0x01)
> +#define OR1KSIM_BSP_UART_REG_MODEM_STATUS_DDSR (0x02)
> +#define OR1KSIM_BSP_UART_REG_MODEM_STATUS_TERI (0x04)
> +#define OR1KSIM_BSP_UART_REG_MODEM_STATUS_DDCD (0x08)
> +#define OR1KSIM_BSP_UART_REG_MODEM_STATUS_CTS (0x10)
> +#define OR1KSIM_BSP_UART_REG_MODEM_STATUS_DSR (0x20)
> +#define OR1KSIM_BSP_UART_REG_MODEM_STATUS_RI (0x40)
> +#define OR1KSIM_BSP_UART_REG_MODEM_STATUS_DCD (0x80)
> +#define OR1KSIM_BSP_UART_REG_MODEM_STATUS_ANY_DELTA (0x0F)
> +
> +/** @} */
> +
> +/** @} */
> +
> +#endif /* LIBBSP_OR1K_OR1KSIM_H */
> diff --git a/c/src/lib/libbsp/or1k/or1ksim/include/uart.h b/c/src/lib/libbsp/or1k/or1ksim/include/uart.h
> new file mode 100644
> index 0000000..92ed203
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/include/uart.h
> @@ -0,0 +1,42 @@
> +/**
> + * @file
> + *
> + * @ingroup or1ksim_uart
> + *
> + * @brief UART support.
> + */
> +
> +/*
> + * COPYRIGHT (c) 2014 Hesham ALMatary <heshamelmatary at gmail.com>
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE
> + */
> +
> +/**
> + * @defgroup or1ksim_uart UART Support
> + *
> + * @ingroup or1k_or1ksim
> + *
> + * @brief Universal Asynchronous Receiver/Transmitter (UART) Support
> + */
> +
> +#ifndef LIBBSP_OR1K_OR1KSIM_UART_H
> +#define LIBBSP_OR1K_OR1KSIM_UART_H
> +
> +#include <libchip/serial.h>
> +
> +#ifdef __cplusplus
> +extern "C" {
> +#endif /* __cplusplus */
> +
> +#define OR1KSIM_UART_DEFAULT_BAUD 115200
> +#define OR1KSIM_BSP_UART_IRQ 13
> +extern const console_fns or1ksim_uart_fns;
> +
> +#ifdef __cplusplus
> +}
> +#endif /* __cplusplus */
> +
> +#endif /* LIBBSP_OR1K_OR1KSIM_UART_H */
> diff --git a/c/src/lib/libbsp/or1k/or1ksim/irq/irq.c b/c/src/lib/libbsp/or1k/or1ksim/irq/irq.c
> new file mode 100644
> index 0000000..c3c4d6d
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/irq/irq.c
> @@ -0,0 +1,42 @@
> +/**
> + * @file
> + *
> + * @ingroup or1k_interrupt
> + *
> + * @brief Interrupt support.
> + */
> +
> +/*
> + * Copyright (c) 2014 Hesham ALMatary
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE.
> + */
> +
> +#include <bsp/irq.h>
> +#include <bsp/irq-generic.h>
> +
> +/* Almost all of the jobs that the following functions should
> + * do are implemented in cpukit
> + */
> +
> +void bsp_interrupt_handler_default(rtems_vector_number vector)
> +{
> + printk("spurious interrupt: %u\n", vector);
> +}
> +
> +rtems_status_code bsp_interrupt_facility_initialize()
> +{
> + return 0;
> +}
> +
> +rtems_status_code bsp_interrupt_vector_enable(rtems_vector_number vector)
> +{
> + return 0;
> +}
> +
> +rtems_status_code bsp_interrupt_vector_disable(rtems_vector_number vector)
> +{
> + return 0;
> +}
> diff --git a/c/src/lib/libbsp/or1k/or1ksim/make/custom/or1k_or1ksim.cfg b/c/src/lib/libbsp/or1k/or1ksim/make/custom/or1k_or1ksim.cfg
> new file mode 100644
> index 0000000..fff00ae
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/make/custom/or1k_or1ksim.cfg
> @@ -0,0 +1,7 @@
> +include $(RTEMS_ROOT)/make/custom/default.cfg
> +
> +RTEMS_CPU = or1k
> +
> +CPU_CFLAGS = -O2
> +
> +CFLAGS_OPTIMIZE_V ?= -O0 -g
> diff --git a/c/src/lib/libbsp/or1k/or1ksim/preinstall.am b/c/src/lib/libbsp/or1k/or1ksim/preinstall.am
> new file mode 100644
> index 0000000..29b37a6
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/preinstall.am
> @@ -0,0 +1,115 @@
> +## Automatically generated by ampolish3 - Do not edit
> +
> +if AMPOLISH3
> +$(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_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)/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/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/mm.h: ../../../libbsp/shared/include/mm.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/mm.h
> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/mm.h
> +
> +$(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/tm27.h: ../../shared/include/tm27.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/tm27.h
> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/tm27.h
> +
> +$(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/uart.h: include/uart.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/uart.h
> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/uart.h
> +
> +$(PROJECT_INCLUDE)/bsp/or1ksim.h: include/or1ksim.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/or1ksim.h
> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/or1ksim.h
> +
> +$(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_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/or1k/or1ksim/start/start.S b/c/src/lib/libbsp/or1k/or1ksim/start/start.S
> new file mode 100644
> index 0000000..6942b52
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/start/start.S
> @@ -0,0 +1,182 @@
> +/*
> + * Copyright (c) 2014 Hesham ALMatary <heshamelmatary at gmail.com>
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE
> + */
> +#include <bsp/linker-symbols.h>
> +
> +/* The following macro defines the first instructions every exception
> + * should execute before jumping to its handler function from the
> + * exception vector table. r3 is saved into the stack and loaded with
> + * vector number before jumping to _ISR_Handler. r3 value is restored
> + * back from _ISR_Handler after handling the exception and before
> + * returning from interrupt.
> + */
> +#define EXCEPTION_SETUP(vector) \
> + l.nop ;\
> + l.addi r1, r1, -4 ;\
> + l.sw 0(r1), r3; \
> + l.addi r3, r0, vector; \
> + l.j _ISR_Handler; \
> + l.nop
> +
> + .extern bsp_start
> + .extern boot_card
> + .extern bsp_section_bss_begin
> + .extern bsp_section_bss_end
> +
> + .extern bsp_start_vector_table_end
> + .extern bsp_start_vector_table_size
> + .extern bsp_vector_table_size
> + .extern bsp_section_stack_begin
> +
> + .extern exception_frame_save
> + .extern _OR1K_Exception_Process
> + .extern _OR1K_Exception_default
> + .extern rtems_clock_tick
> + .extern _exit
> + .extern printk
> + .extern bsp_interrupt_handler_default
> +
> + /* Global symbols */
> + .global _start
> + .global bsp_start_vector_table_begin
> +
> +/* Popualte HW vector table */
> +
> +.section .vector, "ax"
> +
> +.org 0x100
> +_reset:
> + l.j _start
> + l.nop
> +
> +.org 0x200
> +_buserr:
> + EXCEPTION_SETUP(2)
> +
> +.org 0x300
> +_dPageFault:
> + EXCEPTION_SETUP(3)
> +
> +.org 0x400
> +_iPageFaule:
> + EXCEPTION_SETUP(4)
> +
> +.org 0x500
> +_timer:
> + EXCEPTION_SETUP(5)
> +
> +.org 0x600
> +_unalign:
> + EXCEPTION_SETUP(6)
> +
> +.org 0x700
> +_undefIns:
> + EXCEPTION_SETUP(7)
> +
> +.org 0x800
> +_exInt:
> + EXCEPTION_SETUP(8)
> +
> +.org 0x900
> +_dTLB:
> + EXCEPTION_SETUP(9)
> +
> +.org 0xA00
> +_iTLB:
> + EXCEPTION_SETUP(10)
> +
> +.org 0xB00
> +_range:
> + EXCEPTION_SETUP(11)
> +
> +.org 0xC00
> +_syscall:
> + EXCEPTION_SETUP(12)
> +
> +.org 0xD00
> +_fp:
> + EXCEPTION_SETUP(13)
> +
> +.org 0xE00
> +_trap:
> + EXCEPTION_SETUP(14)
> +
> +.org 0xF00
> +_undef1:
> + EXCEPTION_SETUP(15)
> +
> +.org 0x1500
> +_undef2:
> + EXCEPTION_SETUP(16)
> +
> +.org 0x1900
> +_undef3:
> + EXCEPTION_SETUP(17)
> +
> +.org 0x1F00
> +
> +bsp_start_vector_table_begin:
> +
> + .word 0
> + .word _start /* Reset */
> + .word _OR1K_Exception_default /* Bus Error */
> + .word _OR1K_Exception_default /* Data Page Fault */
> + .word _OR1K_Exception_default /* Instruction Page Fault */
> + .word _OR1K_Exception_default /* Tick timer */
> + .word _OR1K_Exception_default /* Alignment */
> + .word _OR1K_Exception_default /* Undefiend Instruction */
> + .word _OR1K_Exception_default /* External Interrupt */
> + .word _OR1K_Exception_default /* Data TLB Miss */
> + .word _OR1K_Exception_default /* Instruction TLB Miss */
> + .word _OR1K_Exception_default /* Range Exception */
> + .word _OR1K_Exception_default /* System Call */
> + .word _OR1K_Exception_default /* Floating Point Exception */
> + .word _OR1K_Exception_default /* Trap */
> + .word _OR1K_Exception_default /* Reserver for future use */
> + .word _OR1K_Exception_default /* Reserved for implementation-specific */
> + .word _OR1K_Exception_default /* Reserved for custom exceptions. */
> +
> +bsp_start_vector_table_end:
> +
> + .section ".bsp_start_text", "ax"
> + .type _start, at function
> +
> +_start:
> + /* Set SR register to Supervision mode */
> + l.ori r1, r0, 0x1
> + l.mtspr r0, r1, 17
> +
> + /* load stack and frame pointers */
> + l.movhi r1, hi(bsp_section_stack_begin)
> + l.ori r1, r1, lo(bsp_section_stack_begin)
> + l.add r2, r0, r1
> +
> +/* Clearing .bss */
> + l.movhi r13, hi(bsp_section_bss_begin)
> + l.ori r13, r13, lo(bsp_section_bss_begin)
> + l.movhi r15, hi(bsp_section_bss_end)
> + l.ori r15, r15, lo(bsp_section_bss_end)
> +
> +_loop_clear_bss:
> + l.sfgeu r13, r15
> + l.bf _end_clear_bss
> + l.addi r13, r13, 4
> + l.sw 0(r13), r0
> + l.j _loop_clear_bss
> + l.nop
> +_end_clear_bss:
> +
> + l.j boot_card
> + l.nop
> +
> +/* Temporary code for unhandled exceptions */
> +.section .text
> +.align
> +.global _unhandled_exception
> +
> +unhandled_exception:
> + l.nop
> diff --git a/c/src/lib/libbsp/or1k/or1ksim/startup/linkcmds b/c/src/lib/libbsp/or1k/or1ksim/startup/linkcmds
> new file mode 100644
> index 0000000..a88db1f
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/startup/linkcmds
> @@ -0,0 +1,41 @@
> +/**
> + * @file
> + *
> + * @ingroup bsp_linker
> + *
> + * @brief Memory map
> + */
> +
> +/*
> + * COPYRIGHT (c) 2014 Hesham ALMatary <heshamelmatary at gmail.com>
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE
> + */
> +
> +MEMORY
> + {
> + VECTOR_RAM (AIW) : ORIGIN = 0x0 , LENGTH = 8260
> + RAM : org = 0x00002048, l = 0x1FFDFB8
> + UNEXPECTED_SECTIONS : ORIGIN = 0xffffffff, LENGTH = 0
> + }
> +
> +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_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_section_vector_begin = 0;
> +bsp_section_stack_begin = 0x1FFDFB8;
> +
> +INCLUDE linkcmds.base
> diff --git a/c/src/lib/libbsp/or1k/or1ksim/timer/timer.c b/c/src/lib/libbsp/or1k/or1ksim/timer/timer.c
> new file mode 100644
> index 0000000..5d557bf
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/or1ksim/timer/timer.c
> @@ -0,0 +1,64 @@
> +/**
> + * @file
> + *
> + * @ingroup or1ksim
> + *
> + * @brief Benchmark timer support.
> + */
> +
> +/*
> + * Copyright (c) 2014 by Hesham ALMatary
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE
> + */
> +
> +#include <rtems.h>
> +#include <rtems/btimer.h>
> +#include <bsp/or1ksim.h>
> +#include <rtems/score/or1k-utility.h>
> +
> +#define OR1KSIM_NANOSECONDS_PER_CLK_CYCLE 10
> +
> +static bool benchmark_timer_find_average_overhead = false;
> +static uint64_t benchmark_timer_base;
> +
> +void benchmark_timer_initialize(void)
> +{
> + benchmark_timer_base = _OR1K_mfspr(CPU_OR1K_SPR_TTCR);
> +}
> +
> +#define AVG_OVERHEAD 0
> +#define LEAST_VALID 1
> +
> +uint32_t benchmark_timer_read( void )
> +{
> + uint64_t clicks;
> + uint64_t total;
> + uint64_t delta;
> + /*
> + * Read the timer and see how many clicks (clock cycles)
> + * has passed since timer initialization.
> + */
> + clicks = _OR1K_mfspr(CPU_OR1K_SPR_TTCR);
> +
> + delta = clicks - benchmark_timer_base;
> +
> + /* total in nanoseconds */
> + total = OR1KSIM_NANOSECONDS_PER_CLK_CYCLE * (delta);
> +
> + if ( benchmark_timer_find_average_overhead == true )
> + return total; /* in nanoseconds microsecond units */
> + else {
> + if ( total < LEAST_VALID )
> + return 0; /* below timer resolution */
> +
> + return (total - AVG_OVERHEAD);
> + }
> +}
> +
> +void benchmark_timer_disable_subtracting_average_overhead(bool find_flag)
> +{
> + benchmark_timer_find_average_overhead = find_flag;
> +}
> diff --git a/c/src/lib/libbsp/or1k/preinstall.am b/c/src/lib/libbsp/or1k/preinstall.am
> new file mode 100644
> index 0000000..dba6cc4
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/preinstall.am
> @@ -0,0 +1,7 @@
> +## Automatically generated by ampolish3 - Do not edit
> +
> +if AMPOLISH3
> +$(srcdir)/preinstall.am: Makefile.am
> + $(AMPOLISH3) $(srcdir)/Makefile.am > $(srcdir)/preinstall.am
> +endif
> +
> diff --git a/c/src/lib/libbsp/or1k/shared/include/linker-symbols.h b/c/src/lib/libbsp/or1k/shared/include/linker-symbols.h
> new file mode 100644
> index 0000000..f0f8377
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/shared/include/linker-symbols.h
> @@ -0,0 +1,79 @@
> +#ifndef LIBBSP_OR1k_SHARED_LINKER_SYMBOLS_H
> +#define LIBBSP_OR1k_SHARED_LINKER_SYMBOLS_H
> +
> +#ifdef __cplusplus
> +extern "C" {
> +#endif /* __cplusplus */
> +
> +/**
> + * @defgroup or1k_linker Linker Support
> + *
> + * @ingroup or1k_shared
> + *
> + * @brief Linker support.
> + *
> + * @{
> + */
> +
> +#ifndef ASM
> + #define LINKER_SYMBOL(sym) extern char sym [];
> +#else
> + #define LINKER_SYMBOL(sym) .extern sym
> +#endif
> +
> +LINKER_SYMBOL(bsp_section_start_begin)
> +LINKER_SYMBOL(bsp_section_start_end)
> +LINKER_SYMBOL(bsp_section_start_size)
> +
> +LINKER_SYMBOL(bsp_section_vector_begin)
> +LINKER_SYMBOL(bsp_section_vector_end)
> +LINKER_SYMBOL(bsp_section_vector_size)
> +
> +LINKER_SYMBOL(bsp_section_text_begin)
> +LINKER_SYMBOL(bsp_section_text_end)
> +LINKER_SYMBOL(bsp_section_text_size)
> +LINKER_SYMBOL(bsp_section_text_load_begin)
> +LINKER_SYMBOL(bsp_section_text_load_end)
> +
> +LINKER_SYMBOL(bsp_section_rodata_begin)
> +LINKER_SYMBOL(bsp_section_rodata_end)
> +LINKER_SYMBOL(bsp_section_rodata_size)
> +LINKER_SYMBOL(bsp_section_rodata_load_begin)
> +LINKER_SYMBOL(bsp_section_rodata_load_end)
> +
> +LINKER_SYMBOL(bsp_section_data_begin)
> +LINKER_SYMBOL(bsp_section_data_end)
> +LINKER_SYMBOL(bsp_section_data_size)
> +LINKER_SYMBOL(bsp_section_data_load_begin)
> +LINKER_SYMBOL(bsp_section_data_load_end)
> +
> +LINKER_SYMBOL(bsp_section_bss_begin)
> +LINKER_SYMBOL(bsp_section_bss_end)
> +LINKER_SYMBOL(bsp_section_bss_size)
> +
> +LINKER_SYMBOL(bsp_section_work_begin)
> +LINKER_SYMBOL(bsp_section_work_end)
> +LINKER_SYMBOL(bsp_section_work_size)
> +
> +LINKER_SYMBOL(bsp_section_stack_begin)
> +LINKER_SYMBOL(bsp_section_stack_end)
> +LINKER_SYMBOL(bsp_section_stack_size)
> +
> +LINKER_SYMBOL(bsp_vector_table_begin)
> +LINKER_SYMBOL(bsp_vector_table_end)
> +LINKER_SYMBOL(bsp_vector_table_size)
> +
> +LINKER_SYMBOL(bsp_start_vector_table_begin)
> +LINKER_SYMBOL(bsp_start_vector_table_end)
> +LINKER_SYMBOL(bsp_start_vector_table_size)
> +
> +LINKER_SYMBOL(bsp_translation_table_base)
> +LINKER_SYMBOL(bsp_translation_table_end)
> +
> +/** @} */
> +
> +#ifdef __cplusplus
> +}
> +#endif /* __cplusplus */
> +
> +#endif /* LIBBSP_OR1K_SHARED_LINKER_SYMBOLS_H */
> diff --git a/c/src/lib/libbsp/or1k/shared/startup/linkcmds.base b/c/src/lib/libbsp/or1k/shared/startup/linkcmds.base
> new file mode 100644
> index 0000000..e773d79
> --- /dev/null
> +++ b/c/src/lib/libbsp/or1k/shared/startup/linkcmds.base
> @@ -0,0 +1,310 @@
> +/**
> + * @file
> + *
> + * @ingroup bsp_linker
> + *
> + * @brief Linker command base file.
> + */
> +
> +/*
> + * COPYRIGHT (c) 2014 Hesham ALMatary <heshamelmatary at gmail.com>
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE
> + */
> +
> +OUTPUT_ARCH (or1k)
> +
> +ENTRY (_start)
> +
> +/*
> + * Global symbols that may be defined externally
> + */
> +
> +bsp_start_vector_table_begin = 0x1F00;
> +bsp_vector_table_size = DEFINED (bsp_vector_table_size) ? bsp_vector_table_size
> +: 8260;
> +/* 8192 for raw vector table, and 17 * 4 for handlers vector. */
> +
> +bsp_section_xbarrier_align = DEFINED (bsp_section_xbarrier_align) ? bsp_section_xbarrier_align : 1;
> +bsp_section_robarrier_align = DEFINED (bsp_section_robarrier_align) ? bsp_section_robarrier_align : 1;
> +bsp_section_rwbarrier_align = DEFINED (bsp_section_rwbarrier_align) ? bsp_section_rwbarrier_align : 1;
> +
> +bsp_stack_align = DEFINED (bsp_stack_align) ? bsp_stack_align : 8;
> +
> +bsp_stack_main_size = DEFINED (bsp_stack_main_size) ? bsp_stack_main_size : 0;
> +bsp_stack_main_size = ALIGN (bsp_stack_main_size, bsp_stack_align);
> +
> +bsp_processor_count = DEFINED (bsp_processor_count) ? bsp_processor_count : 1;
> +
> +SECTIONS {
> +
> + .vector : ALIGN_WITH_INPUT {
> + *(.vector)
> + . = ALIGN(bsp_vector_table_size);
> + bsp_section_vector_end = .;
> + } > REGION_VECTOR AT > REGION_VECTOR
> + bsp_section_vector_size = bsp_section_vector_end - bsp_section_vector_begin;
> + bsp_vector_table_begin = bsp_section_vector_begin;
> + bsp_vector_table_end = bsp_vector_table_begin + bsp_vector_table_size;
> +
> + .start : ALIGN_WITH_INPUT {
> + bsp_section_start_begin = .;
> + KEEP (*(.bsp_start_text))
> + KEEP (*(.bsp_start_data))
> + bsp_section_start_end = .;
> + } > REGION_START AT > REGION_START
> + bsp_section_start_size = bsp_section_start_end - bsp_section_start_begin;
> +
> +.xbarrier : ALIGN_WITH_INPUT {
> + . = ALIGN (bsp_section_xbarrier_align);
> + } > REGION_VECTOR AT > REGION_VECTOR
> +
> +.text : ALIGN_WITH_INPUT {
> + bsp_section_text_begin = .;
> + *(.text.unlikely .text.*_unlikely)
> + *(.text .stub .text.* .gnu.linkonce.t.*)
> + /* .gnu.warning sections are handled specially by elf32.em. */
> + *(.gnu.warning)
> + *(.glue_7t) *(.glue_7) *(.vfp11_veneer) *(.v4_bx)
> + } > REGION_TEXT AT > REGION_TEXT_LOAD
> + .init : ALIGN_WITH_INPUT {
> + KEEP (*(.init))
> + } > REGION_TEXT AT > REGION_TEXT_LOAD
> + .fini : ALIGN_WITH_INPUT {
> + KEEP (*(.fini))
> + bsp_section_text_end = .;
> + } > REGION_TEXT AT > REGION_TEXT_LOAD
> + bsp_section_text_size = bsp_section_text_end - bsp_section_text_begin;
> + bsp_section_text_load_begin = LOADADDR (.text);
> + bsp_section_text_load_end = bsp_section_text_load_begin + bsp_section_text_size;
> +
> +.robarrier : ALIGN_WITH_INPUT {
> + . = ALIGN (bsp_section_robarrier_align);
> + } > REGION_RODATA AT > REGION_RODATA
> +
> +.rodata : ALIGN_WITH_INPUT {
> + bsp_section_rodata_begin = .;
> + *(.rodata .rodata.* .gnu.linkonce.r.*)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> +.eh_frame : ALIGN_WITH_INPUT {
> + KEEP (*(.eh_frame))
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .gcc_except_table : ALIGN_WITH_INPUT {
> + *(.gcc_except_table .gcc_except_table.*)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .tdata : ALIGN_WITH_INPUT {
> + _TLS_Data_begin = .;
> + *(.tdata .tdata.* .gnu.linkonce.td.*)
> + _TLS_Data_end = .;
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .tbss : ALIGN_WITH_INPUT {
> + _TLS_BSS_begin = .;
> + *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon)
> + _TLS_BSS_end = .;
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + _TLS_Data_size = _TLS_Data_end - _TLS_Data_begin;
> + _TLS_Data_begin = _TLS_Data_size != 0 ? _TLS_Data_begin : _TLS_BSS_begin;
> + _TLS_Data_end = _TLS_Data_size != 0 ? _TLS_Data_end : _TLS_BSS_begin;
> + _TLS_BSS_size = _TLS_BSS_end - _TLS_BSS_begin;
> + _TLS_Size = _TLS_BSS_end - _TLS_Data_begin;
> + _TLS_Alignment = MAX (ALIGNOF (.tdata), ALIGNOF (.tbss));
> + .preinit_array : ALIGN_WITH_INPUT {
> + PROVIDE_HIDDEN (__preinit_array_start = .);
> + KEEP (*(.preinit_array))
> + PROVIDE_HIDDEN (__preinit_array_end = .);
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .init_array : ALIGN_WITH_INPUT {
> + PROVIDE_HIDDEN (__init_array_start = .);
> + KEEP (*(SORT(.init_array.*)))
> + KEEP (*(.init_array))
> + PROVIDE_HIDDEN (__init_array_end = .);
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .fini_array : ALIGN_WITH_INPUT {
> + PROVIDE_HIDDEN (__fini_array_start = .);
> + KEEP (*(.fini_array))
> + KEEP (*(SORT(.fini_array.*)))
> + PROVIDE_HIDDEN (__fini_array_end = .);
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .ctors : ALIGN_WITH_INPUT {
> + /* gcc uses crtbegin.o to find the start of
> + the constructors, so we make sure it is
> + first. Because this is a wildcard, it
> + doesn't matter if the user does not
> + actually link against crtbegin.o; the
> + linker won't look for a file to match a
> + wildcard. The wildcard also means that it
> + doesn't matter which directory crtbegin.o
> + is in. */
> + KEEP (*crtbegin.o(.ctors))
> + KEEP (*crtbegin?.o(.ctors))
> + /* We don't want to include the .ctor section from
> + the crtend.o file until after the sorted ctors.
> + The .ctor section from the crtend file contains the
> + end of ctors marker and it must be last */
> + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
> + KEEP (*(SORT(.ctors.*)))
> + KEEP (*(.ctors))
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .dtors : ALIGN_WITH_INPUT {
> + KEEP (*crtbegin.o(.dtors))
> + KEEP (*crtbegin?.o(.dtors))
> + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
> + KEEP (*(SORT(.dtors.*)))
> + KEEP (*(.dtors))
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .data.rel.ro : ALIGN_WITH_INPUT {
> + *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*)
> + *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .jcr : ALIGN_WITH_INPUT {
> + KEEP (*(.jcr))
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .interp : ALIGN_WITH_INPUT {
> + *(.interp)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .note.gnu.build-id : ALIGN_WITH_INPUT {
> + *(.note.gnu.build-id)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .hash : ALIGN_WITH_INPUT {
> + *(.hash)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .gnu.hash : ALIGN_WITH_INPUT {
> + *(.gnu.hash)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .dynsym : ALIGN_WITH_INPUT {
> + *(.dynsym)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .dynstr : ALIGN_WITH_INPUT {
> + *(.dynstr)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .gnu.version : ALIGN_WITH_INPUT {
> + *(.gnu.version)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .gnu.version_d : ALIGN_WITH_INPUT {
> + *(.gnu.version_d)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .gnu.version_r : ALIGN_WITH_INPUT {
> + *(.gnu.version_r)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .rel.dyn : ALIGN_WITH_INPUT {
> + *(.rel.init)
> + *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*)
> + *(.rel.fini)
> + *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*)
> + *(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*)
> + *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*)
> + *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*)
> + *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*)
> + *(.rel.ctors)
> + *(.rel.dtors)
> + *(.rel.got)
> + *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*)
> + PROVIDE_HIDDEN (__rel_iplt_start = .);
> + *(.rel.iplt)
> + PROVIDE_HIDDEN (__rel_iplt_end = .);
> + PROVIDE_HIDDEN (__rela_iplt_start = .);
> + PROVIDE_HIDDEN (__rela_iplt_end = .);
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .rela.dyn : ALIGN_WITH_INPUT {
> + *(.rela.init)
> + *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
> + *(.rela.fini)
> + *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
> + *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
> + *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
> + *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
> + *(.rela.ctors)
> + *(.rela.dtors)
> + *(.rela.got)
> + *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
> + PROVIDE_HIDDEN (__rel_iplt_start = .);
> + PROVIDE_HIDDEN (__rel_iplt_end = .);
> + PROVIDE_HIDDEN (__rela_iplt_start = .);
> + *(.rela.iplt)
> + PROVIDE_HIDDEN (__rela_iplt_end = .);
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .rel.plt : ALIGN_WITH_INPUT {
> + *(.rel.plt)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .rela.plt : ALIGN_WITH_INPUT {
> + *(.rela.plt)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .plt : ALIGN_WITH_INPUT {
> + *(.plt)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .iplt : ALIGN_WITH_INPUT {
> + *(.iplt)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .dynamic : ALIGN_WITH_INPUT {
> + *(.dynamic)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .got : ALIGN_WITH_INPUT {
> + *(.got.plt) *(.igot.plt) *(.got) *(.igot)
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + .rtemsroset : ALIGN_WITH_INPUT {
> + /* Special FreeBSD linker set sections */
> + __start_set_sysctl_set = .;
> + *(set_sysctl_*);
> + __stop_set_sysctl_set = .;
> + *(set_domain_*);
> + *(set_pseudo_*);
> +
> + KEEP (*(SORT(.rtemsroset.*)))
> + bsp_section_rodata_end = .;
> + } > REGION_RODATA AT > REGION_RODATA_LOAD
> + bsp_section_rodata_size = bsp_section_rodata_end - bsp_section_rodata_begin;
> + bsp_section_rodata_load_begin = LOADADDR (.rodata);
> + bsp_section_rodata_load_end = bsp_section_rodata_load_begin + bsp_section_rodata_size;
> +
> +.rwbarrier : ALIGN_WITH_INPUT {
> + . = ALIGN (bsp_section_rwbarrier_align);
> + } > REGION_DATA AT > REGION_DATA
> +
> +.data : ALIGN_WITH_INPUT {
> + bsp_section_data_begin = .;
> + *(.data .data.* .gnu.linkonce.d.*)
> + SORT(CONSTRUCTORS)
> + } > REGION_DATA AT > REGION_DATA_LOAD
> + .data1 : ALIGN_WITH_INPUT {
> + *(.data1)
> + } > REGION_DATA AT > REGION_DATA_LOAD
> + .rtemsrwset : ALIGN_WITH_INPUT {
> + KEEP (*(SORT(.rtemsrwset.*)))
> + bsp_section_data_end = .;
> + } > REGION_DATA AT > REGION_DATA_LOAD
> + bsp_section_data_size = bsp_section_data_end - bsp_section_data_begin;
> + bsp_section_data_load_begin = LOADADDR (.data);
> + bsp_section_data_load_end = bsp_section_data_load_begin + bsp_section_data_size;
> +
> + .bss : ALIGN_WITH_INPUT {
> + bsp_section_bss_begin = .;
> + *(.dynbss)
> + *(.bss .bss.* .gnu.linkonce.b.*)
> + *(COMMON)
> + bsp_section_bss_end = .;
> + } > REGION_BSS AT > REGION_BSS
> + bsp_section_bss_size = bsp_section_bss_end - bsp_section_bss_begin;
> +
> +.work : ALIGN_WITH_INPUT {
> + /*
> + * The work section will occupy the remaining REGION_WORK region and
> + * contains the RTEMS work space and heap.
> + */
> + bsp_section_work_begin = .;
> + . += ORIGIN (REGION_WORK) + LENGTH (REGION_WORK) - ABSOLUTE (.);
> + bsp_section_work_end = .;
> + } > REGION_WORK AT > REGION_WORK
> + bsp_section_work_size = bsp_section_work_end - bsp_section_work_begin;
> +
> + .stack : ALIGN_WITH_INPUT {
> + bsp_section_stack_end = .;
> + } > REGION_STACK AT > REGION_STACK
> + bsp_section_stack_size = bsp_section_stack_begin - bsp_section_stack_end;
> +
> + RamBase = ORIGIN (REGION_WORK);
> + RamSize = LENGTH (REGION_WORK);
> + WorkAreaBase = bsp_section_work_begin;
> + HeapSize = 0;
> +}
> --
> 1.9.3
>
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