[PATCH 2/2] Epiphany: Add the first epiphany_sim BSP.
Hesham ALMatary
heshamelmatary at gmail.com
Fri May 8 02:12:12 UTC 2015
This BSP in intended to run on the simulator that should be built
from RSB. When building RTEMS for Epiphany --disable-networking must
be provided part of the configure command.
---
c/src/aclocal/rtems-cpu-subdirs.m4 | 1 +
c/src/lib/libbsp/epiphany/Makefile.am | 8 +
c/src/lib/libbsp/epiphany/acinclude.m4 | 10 +
c/src/lib/libbsp/epiphany/configure.ac | 20 ++
c/src/lib/libbsp/epiphany/epiphany_sim/Makefile.am | 95 ++++++
c/src/lib/libbsp/epiphany/epiphany_sim/README | 6 +
c/src/lib/libbsp/epiphany/epiphany_sim/bsp_specs | 11 +
.../lib/libbsp/epiphany/epiphany_sim/configure.ac | 37 +++
.../epiphany/epiphany_sim/console/console-io.c | 87 +++++
.../lib/libbsp/epiphany/epiphany_sim/include/bsp.h | 40 +++
.../libbsp/epiphany/epiphany_sim/include/bspopts.h | 53 ++++
.../lib/libbsp/epiphany/epiphany_sim/include/irq.h | 31 ++
.../libbsp/epiphany/epiphany_sim/include/tm27.h | 38 +++
c/src/lib/libbsp/epiphany/epiphany_sim/irq/irq.c | 43 +++
.../epiphany_sim/make/custom/epiphany_sim.cfg | 7 +
.../lib/libbsp/epiphany/epiphany_sim/preinstall.am | 104 ++++++
.../lib/libbsp/epiphany/epiphany_sim/start/start.S | 152 +++++++++
.../libbsp/epiphany/epiphany_sim/startup/linkcmds | 351 +++++++++++++++++++++
.../lib/libbsp/epiphany/epiphany_sim/timer/timer.c | 111 +++++++
c/src/lib/libbsp/epiphany/preinstall.am | 7 +
.../epiphany/shared/include/linker-symbols.h | 81 +++++
21 files changed, 1293 insertions(+)
create mode 100644 c/src/lib/libbsp/epiphany/Makefile.am
create mode 100644 c/src/lib/libbsp/epiphany/acinclude.m4
create mode 100644 c/src/lib/libbsp/epiphany/configure.ac
create mode 100644 c/src/lib/libbsp/epiphany/epiphany_sim/Makefile.am
create mode 100644 c/src/lib/libbsp/epiphany/epiphany_sim/README
create mode 100644 c/src/lib/libbsp/epiphany/epiphany_sim/bsp_specs
create mode 100644 c/src/lib/libbsp/epiphany/epiphany_sim/configure.ac
create mode 100644 c/src/lib/libbsp/epiphany/epiphany_sim/console/console-io.c
create mode 100644 c/src/lib/libbsp/epiphany/epiphany_sim/include/bsp.h
create mode 100644 c/src/lib/libbsp/epiphany/epiphany_sim/include/bspopts.h
create mode 100644 c/src/lib/libbsp/epiphany/epiphany_sim/include/irq.h
create mode 100644 c/src/lib/libbsp/epiphany/epiphany_sim/include/tm27.h
create mode 100644 c/src/lib/libbsp/epiphany/epiphany_sim/irq/irq.c
create mode 100644 c/src/lib/libbsp/epiphany/epiphany_sim/make/custom/epiphany_sim.cfg
create mode 100644 c/src/lib/libbsp/epiphany/epiphany_sim/preinstall.am
create mode 100644 c/src/lib/libbsp/epiphany/epiphany_sim/start/start.S
create mode 100644 c/src/lib/libbsp/epiphany/epiphany_sim/startup/linkcmds
create mode 100644 c/src/lib/libbsp/epiphany/epiphany_sim/timer/timer.c
create mode 100644 c/src/lib/libbsp/epiphany/preinstall.am
create mode 100644 c/src/lib/libbsp/epiphany/shared/include/linker-symbols.h
diff --git a/c/src/aclocal/rtems-cpu-subdirs.m4 b/c/src/aclocal/rtems-cpu-subdirs.m4
index 9593d34..524edac 100644
--- a/c/src/aclocal/rtems-cpu-subdirs.m4
+++ b/c/src/aclocal/rtems-cpu-subdirs.m4
@@ -12,6 +12,7 @@ AC_DEFUN([RTEMS_CPU_SUBDIRS],
case $RTEMS_CPU in
_RTEMS_CPU_SUBDIR([arm],[$1]);;
_RTEMS_CPU_SUBDIR([bfin],[$1]);;
+_RTEMS_CPU_SUBDIR([epiphany],[$1]);;
_RTEMS_CPU_SUBDIR([avr],[$1]);;
_RTEMS_CPU_SUBDIR([h8300],[$1]);;
_RTEMS_CPU_SUBDIR([i386],[$1]);;
diff --git a/c/src/lib/libbsp/epiphany/Makefile.am b/c/src/lib/libbsp/epiphany/Makefile.am
new file mode 100644
index 0000000..cdcc3fb
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/Makefile.am
@@ -0,0 +1,8 @@
+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/epiphany/acinclude.m4 b/c/src/lib/libbsp/epiphany/acinclude.m4
new file mode 100644
index 0000000..0fe1e2e
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/acinclude.m4
@@ -0,0 +1,10 @@
+# RTEMS_CHECK_BSPDIR(RTEMS_BSP_FAMILY)
+AC_DEFUN([RTEMS_CHECK_BSPDIR],
+[
+ case "$1" in
+ epiphany_sim )
+ AC_CONFIG_SUBDIRS([epiphany_sim]);;
+ *)
+ AC_MSG_ERROR([Invalid BSP]);;
+ esac
+])
diff --git a/c/src/lib/libbsp/epiphany/configure.ac b/c/src/lib/libbsp/epiphany/configure.ac
new file mode 100644
index 0000000..899d4d7
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/configure.ac
@@ -0,0 +1,19 @@
+# Process this file with autoconf to produce a configure script.
+
+AC_PREREQ([2.69])
+AC_INIT([rtems-c-src-lib-libbsp-epiphany],[_RTEMS_VERSION],[http://www.rtems.org/bugzilla])
+AC_CONFIG_SRCDIR([epiphany_sim])
+RTEMS_TOP(../../../../..)
+
+RTEMS_CANONICAL_TARGET_CPU
+AM_INIT_AUTOMAKE([no-define foreign subdir-objects 1.12.2])
+AM_MAINTAINER_MODE
+
+RTEMS_ENV_RTEMSBSP
+RTEMS_PROJECT_ROOT
+
+RTEMS_CHECK_BSPDIR([$RTEMS_BSP_FAMILY])
+
+# Explicitly list all Makefiles here
+AC_CONFIG_FILES([Makefile])
+AC_OUTPUT
diff --git a/c/src/lib/libbsp/epiphany/epiphany_sim/Makefile.am b/c/src/lib/libbsp/epiphany/epiphany_sim/Makefile.am
new file mode 100644
index 0000000..0b84843
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/epiphany_sim/Makefile.am
@@ -0,0 +1,95 @@
+##
+#
+# @brief Makefile of LibBSP for the Epiphany simulator.
+#
+#
+ACLOCAL_AMFLAGS = -I ../../../../aclocal
+
+include $(top_srcdir)/../../../../automake/compile.am
+
+include_bspdir = $(includedir)/bsp
+include_libcpudir = $(includedir)/libcpu
+
+dist_project_lib_DATA = bsp_specs
+
+###############################################################################
+# Header #
+###############################################################################
+
+include_HEADERS = include/bsp.h
+include_HEADERS += include/tm27.h
+include_HEADERS += ../../shared/include/coverhd.h
+
+nodist_include_bsp_HEADERS = ../../shared/include/bootcard.h
+include_bsp_HEADERS = ../shared/include/linker-symbols.h
+
+include_bsp_HEADERS += ../../../libbsp/shared/include/mm.h
+include_bsp_HEADERS += ../../shared/include/utility.h
+include_bsp_HEADERS += ../../shared/include/irq-generic.h
+include_bsp_HEADERS += ../../shared/include/irq-info.h
+include_bsp_HEADERS += ../../shared/include/stackalloc.h
+include_bsp_HEADERS += ../../shared/include/console-polled.h
+include_bsp_HEADERS += include/irq.h
+
+nodist_include_HEADERS = include/bspopts.h
+
+###############################################################################
+# Data #
+###############################################################################
+noinst_LIBRARIES = libbspstart.a
+
+libbspstart_a_SOURCES = start/start.S
+
+project_lib_DATA = start/start.$(OBJEXT)
+
+project_lib_DATA += startup/linkcmds
+
+###############################################################################
+# LibBSP #
+###############################################################################
+
+noinst_LIBRARIES += libbsp.a
+
+# Startup
+libbsp_a_SOURCES = ../../shared/bspreset.c
+libbsp_a_SOURCES += ../../shared/bspstart.c
+
+# Shared
+libbsp_a_SOURCES += ../../shared/bootcard.c
+libbsp_a_SOURCES += ../../shared/bspclean.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/bspgetworkarea.c
+
+# clock
+libbsp_a_SOURCES += ../../shared/clock_driver_simidle.c
+
+# Timer
+libbsp_a_SOURCES += timer/timer.c
+
+# console
+libbsp_a_SOURCES += ../../shared/console-polled.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 += irq/irq.c
+
+# Cache
+libbsp_a_SOURCES += ../../../libcpu/shared/src/cache_manager.c
+libbsp_a_SOURCES += ../../shared/include/cache_.h
+libbsp_a_CPPFLAGS = -I$(srcdir)/../../shared/include
+
+# debugio
+libbsp_a_SOURCES += console/console-io.c
+
+DISTCLEANFILES = include/bspopts.h
+
+include $(srcdir)/preinstall.am
+include $(top_srcdir)/../../../../automake/local.am
diff --git a/c/src/lib/libbsp/epiphany/epiphany_sim/README b/c/src/lib/libbsp/epiphany/epiphany_sim/README
new file mode 100644
index 0000000..7127d91
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/epiphany_sim/README
@@ -0,0 +1,6 @@
+This BSP is intended to run on epiphany-*-run simulator.
+
+From command line type:
+
+$ epiphany-rtems4.11-run -e=on --memory-region 0x8e000000,0x2000000 \
+ $PATH_TO_RTEMS_EXE
diff --git a/c/src/lib/libbsp/epiphany/epiphany_sim/bsp_specs b/c/src/lib/libbsp/epiphany/epiphany_sim/bsp_specs
new file mode 100644
index 0000000..0fcd2dc
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/epiphany_sim/bsp_specs
@@ -0,0 +1,11 @@
+%rename endfile old_endfile
+%rename startfile old_startfile
+%rename link old_link
+
+*startfile:
+%{!qrtems: %(old_startfile)} %{!nostdlib: %{qrtems: \
+%{!qrtems_debug: start.o%s} \
+%{qrtems_debug: start_g.o%s}}}
+
+*link:
+%{!qrtems: %(old_link)} %{qrtems: -dc -dp -N -e _start}
diff --git a/c/src/lib/libbsp/epiphany/epiphany_sim/configure.ac b/c/src/lib/libbsp/epiphany/epiphany_sim/configure.ac
new file mode 100644
index 0000000..c3bed0d
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/epiphany_sim/configure.ac
@@ -0,0 +1,36 @@
+##
+#
+# @file
+#
+# @brief Configure script of LibBSP for epiphany_sim BSP.
+#
+
+AC_PREREQ(2.69)
+AC_INIT([rtems-c-src-lib-libbsp-epiphany-sim],[_RTEMS_VERSION],[http://www.rtems.org/bugzilla])
+AC_CONFIG_SRCDIR([bsp_specs])
+RTEMS_TOP(../../../../../..)
+
+RTEMS_CANONICAL_TARGET_CPU
+AM_INIT_AUTOMAKE([no-define nostdinc foreign subdir-objects 1.12.2])
+RTEMS_BSP_CONFIGURE
+
+RTEMS_BSPOPTS_SET([BSP_START_RESET_VECTOR],[*],[])
+RTEMS_BSPOPTS_HELP([BSP_START_RESET_VECTOR],[reset vector address for BSP
+start])
+
+RTEMS_BSPOPTS_SET([BSP_EPIPHANY_PERIPHCLK],[*],[100000000U])
+RTEMS_BSPOPTS_HELP([BSP_EPIPHANY_PERIPHCLK],[epiphany PERIPHCLK clock
+frequency in Hz])
+
+RTEMS_PROG_CC_FOR_TARGET([-ansi -fasm])
+RTEMS_CANONICALIZE_TOOLS
+RTEMS_PROG_CCAS
+
+RTEMS_CHECK_SMP
+AM_CONDITIONAL(HAS_SMP,[test "$rtems_cv_HAS_SMP" = "yes"])
+
+RTEMS_BSP_CLEANUP_OPTIONS(0, 1)
+RTEMS_BSP_LINKCMDS
+
+AC_CONFIG_FILES([Makefile])
+AC_OUTPUT
diff --git a/c/src/lib/libbsp/epiphany/epiphany_sim/console/console-io.c b/c/src/lib/libbsp/epiphany/epiphany_sim/console/console-io.c
new file mode 100644
index 0000000..35b2ab9
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/epiphany_sim/console/console-io.c
@@ -0,0 +1,87 @@
+/*
+ * COPYRIGHT (c) 2015 University of York.
+ * Hesham ALMatary <hmka501 at york.ac.uk>
+ *
+ * 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.h>
+#include <bsp/console-polled.h>
+#include <rtems/libio.h>
+#include <stdlib.h>
+#include <assert.h>
+#include <stdio.h>
+
+static void outbyte_console( char );
+static char inbyte_console( void );
+
+void console_initialize_hardware(void)
+{
+ /* Do nothing */
+}
+
+/* Epiphany simulator would handle this system call */
+static void outbyte_console(char c)
+{
+ register int chan asm("r0") = STDOUT_FILENO;
+ register void* addr asm("r1") = &c;
+ register int len asm("r2") = 1;
+
+ /* Invoke write system call to be handled by Epiphany simulator */
+ asm volatile ("trap 0" : : "r" (chan), "r" (addr), "r" (len));
+}
+
+static char inbyte_console(void)
+{
+ char c;
+ register int chan asm("r0") = STDIN_FILENO;
+ register void* addr asm("r1") = &c;
+ register int len asm("r2") = 1;
+
+ /* Invoke read system call to be handled by Epiphany simulator */
+ asm ("trap 1" :: "r" (chan), "r" (addr), "r" (len));
+ return c;
+}
+
+/*
+ * console_outbyte_polled
+ *
+ * This routine transmits a character using polling.
+ */
+void console_outbyte_polled(
+ int port,
+ char ch
+)
+{
+ outbyte_console( ch );
+}
+
+/*
+ * console_inbyte_nonblocking
+ *
+ * This routine polls for a character.
+ */
+
+int console_inbyte_nonblocking(int port)
+{
+ char c;
+
+ c = inbyte_console();
+ if (!c)
+ return -1;
+ return (int) c;
+}
+
+/*
+ * To support printk
+ */
+
+#include <rtems/bspIo.h>
+
+static void Epiphany_output_char(char c) { console_outbyte_polled( 0, c ); }
+
+BSP_output_char_function_type BSP_output_char = Epiphany_output_char;
+BSP_polling_getchar_function_type BSP_poll_char =
+ (void *)console_inbyte_nonblocking;
diff --git a/c/src/lib/libbsp/epiphany/epiphany_sim/include/bsp.h b/c/src/lib/libbsp/epiphany/epiphany_sim/include/bsp.h
new file mode 100644
index 0000000..b9549ac
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/epiphany_sim/include/bsp.h
@@ -0,0 +1,40 @@
+/*
+ * Epiphany CPU Dependent Source
+ *
+ * COPYRIGHT (c) 2015 University of York.
+ * Hesham ALMatary <hmka501 at york.ac.uk>
+ *
+ * COPYRIGHT (c) 1989-1999.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ *
+ */
+
+#ifndef LIBBSP_EPIPHANY_PARALLELLA_H
+#define LIBBSP_EPIPHANY_PARALLELLA_H
+
+#include <rtems.h>
+#include <rtems/clockdrv.h>
+#include <rtems/console.h>
+
+#include <bspopts.h>
+#include <bsp/default-initial-extension.h>
+
+#include <rtems/devnull.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Constants */
+Thread clock_driver_sim_idle_body(uintptr_t);
+#define BSP_IDLE_TASK_BODY clock_driver_sim_idle_body
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* LIBBSP_EPIPHANY_PARALLELLA_H */
diff --git a/c/src/lib/libbsp/epiphany/epiphany_sim/include/bspopts.h b/c/src/lib/libbsp/epiphany/epiphany_sim/include/bspopts.h
new file mode 100644
index 0000000..cdba6d2
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/epiphany_sim/include/bspopts.h
@@ -0,0 +1,53 @@
+/*
+ * Epiphany CPU Dependent Source
+ *
+ * COPYRIGHT (c) 2015 University of York.
+ * Hesham ALMatary <hmka501 at york.ac.uk>
+ *
+ * COPYRIGHT (c) 1989-1999.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ *
+ */
+
+/* include/bspopts.h.in. Generated from configure.ac by autoheader. */
+
+/* If defined, then the BSP Framework will put a non-zero pattern into the
+ RTEMS Workspace and C program heap. This should assist in finding code that
+ assumes memory starts set to zero. */
+#undef BSP_DIRTY_MEMORY
+
+/* If defined, print a message and wait until pressed before resetting board
+ when application exits. */
+#undef BSP_PRESS_KEY_FOR_RESET
+
+/* If defined, prints the exception context when an unexpected exception
+ occurs. */
+#undef BSP_PRINT_EXCEPTION_CONTEXT
+
+/* If defined, reset the board when the application exits. */
+#undef BSP_RESET_BOARD_AT_EXIT
+
+/* reset vector address for BSP start */
+#undef BSP_START_RESET_VECTOR
+
+/* Define to the address where bug reports for this package should be sent. */
+#undef PACKAGE_BUGREPORT
+
+/* Define to the full name of this package. */
+#undef PACKAGE_NAME
+
+/* Define to the full name and version of this package. */
+#undef PACKAGE_STRING
+
+/* Define to the one symbol short name of this package. */
+#undef PACKAGE_TARNAME
+
+/* Define to the home page for this package. */
+#undef PACKAGE_URL
+
+/* Define to the version of this package. */
+#undef PACKAGE_VERSION
diff --git a/c/src/lib/libbsp/epiphany/epiphany_sim/include/irq.h b/c/src/lib/libbsp/epiphany/epiphany_sim/include/irq.h
new file mode 100644
index 0000000..e7d01c3
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/epiphany_sim/include/irq.h
@@ -0,0 +1,31 @@
+/**
+ * @file
+ *
+ * @ingroup Epiphany_IRQ
+ *
+ * @brief Interrupt definitions.
+ */
+
+/**
+ * COPYRIGHT (c) 2015 University of York.
+ * Hesham ALMatary <hmka501 at york.ac.uk>
+ *
+ * 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_GENERIC_EPIPHANY_IRQ_H
+#define LIBBSP_GENERIC_EPIPHANY_IRQ_H
+
+#ifndef ASM
+
+#include <rtems.h>
+#include <rtems/irq.h>
+#include <rtems/irq-extension.h>
+
+#define BSP_INTERRUPT_VECTOR_MIN 0x0
+#define BSP_INTERRUPT_VECTOR_MAX 0x24
+
+#endif /* ASM */
+#endif /* LIBBSP_GENEIRC_OR1K_IRQ_H */
diff --git a/c/src/lib/libbsp/epiphany/epiphany_sim/include/tm27.h b/c/src/lib/libbsp/epiphany/epiphany_sim/include/tm27.h
new file mode 100644
index 0000000..181cca0
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/epiphany_sim/include/tm27.h
@@ -0,0 +1,38 @@
+/*
+ * Epiphany CPU Dependent Source
+ *
+ * COPYRIGHT (c) 2015 University of York.
+ * Hesham ALMatary <hmka501 at york.ac.uk>
+ *
+ * COPYRIGHT (c) 1989-1999.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ *
+ */
+
+#ifndef _RTEMS_TMTEST27
+#error "This is an RTEMS internal file you must not include directly."
+#endif
+
+#ifndef __tm27_h
+#define __tm27_h
+
+/**
+ * @name Interrupt mechanisms for Time Test 27
+ * @{
+ */
+
+#define MUST_WAIT_FOR_INTERRUPT 0
+
+#define Install_tm27_vector( handler ) /* empty */
+
+#define Cause_tm27_intr() /* empty */
+
+#define Clear_tm27_intr() /* empty */
+
+#define Lower_tm27_intr() /* empty */
+
+#endif
diff --git a/c/src/lib/libbsp/epiphany/epiphany_sim/irq/irq.c b/c/src/lib/libbsp/epiphany/epiphany_sim/irq/irq.c
new file mode 100644
index 0000000..2be8df0
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/epiphany_sim/irq/irq.c
@@ -0,0 +1,43 @@
+/**
+ * @file
+ *
+ * @ingroup epiphany_interrupt
+ *
+ * @brief Interrupt support.
+ */
+
+/*
+ * COPYRIGHT (c) 2015 University of York.
+ * Hesham ALMatary <hmka501 at york.ac.uk>
+ *
+ * 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/epiphany/epiphany_sim/make/custom/epiphany_sim.cfg b/c/src/lib/libbsp/epiphany/epiphany_sim/make/custom/epiphany_sim.cfg
new file mode 100644
index 0000000..9eea2a0
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/epiphany_sim/make/custom/epiphany_sim.cfg
@@ -0,0 +1,7 @@
+include $(RTEMS_ROOT)/make/custom/default.cfg
+
+RTEMS_CPU = epiphany
+
+CPU_CFLAGS =
+
+CFLAGS_OPTIMIZE_V ?= -O0 -g
diff --git a/c/src/lib/libbsp/epiphany/epiphany_sim/preinstall.am b/c/src/lib/libbsp/epiphany/epiphany_sim/preinstall.am
new file mode 100644
index 0000000..e53b646
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/epiphany_sim/preinstall.am
@@ -0,0 +1,103 @@
+## Automatically generated by ampolish3 - Do not edit
+
+if AMPOLISH3
+$(srcdir)/preinstall.am: Makefile.am
+ $(AMPOLISH3) $(srcdir)/Makefile.am > $(srcdir)/preinstall.am
+endif
+
+PREINSTALL_DIRS =
+DISTCLEANFILES += $(PREINSTALL_DIRS)
+
+all-am: $(PREINSTALL_FILES)
+
+PREINSTALL_FILES =
+CLEANFILES = $(PREINSTALL_FILES)
+
+all-local: $(TMPINSTALL_FILES)
+
+TMPINSTALL_FILES =
+CLEANFILES += $(TMPINSTALL_FILES)
+
+$(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: 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)/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/console-polled.h: ../../shared/include/console-polled.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
+ $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/console-polled.h
+PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/console-polled.h
+
+$(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)/bspopts.h: include/bspopts.h $(PROJECT_INCLUDE)/$(dirstamp)
+ $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bspopts.h
+PREINSTALL_FILES += $(PROJECT_INCLUDE)/bspopts.h
+
+$(PROJECT_LIB)/start.$(OBJEXT): start/start.$(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
diff --git a/c/src/lib/libbsp/epiphany/epiphany_sim/start/start.S b/c/src/lib/libbsp/epiphany/epiphany_sim/start/start.S
new file mode 100644
index 0000000..3c4b24f
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/epiphany_sim/start/start.S
@@ -0,0 +1,152 @@
+/*
+ * COPYRIGHT (c) 2015 University of York.
+ * Hesham ALMatary <hmka501 at york.ac.uk>
+ *
+ * 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>
+
+.extern bsp_section_bss_begin
+.extern bsp_section_bss_end
+.extern _ISR_Handler
+.extern bsp_start_vector_table_end
+.extern bsp_start_vector_table_size
+.extern bsp_vector_table_size
+.extern bsp_section_stack_begin
+
+.global _EPIPHANY_Exception_default;
+.global _bsp_start_vector_table_begin
+
+.section .vector, "ax";
+.global _start;
+.type _start, %function;
+_start:
+ .balign 4 ;
+ b .normal_start
+
+ .balign 4 ; 0x4
+ b .sw_exception
+
+ .balign 4 ; 0x8
+ b .normal_start
+
+ .balign 4 ; 0xc
+ b .clock_isr
+
+ .balign 4 ; 0x10
+ b .timer1_isr
+
+ .balign 4 ; 0x14
+ b _EPIPHANY_Exception_default
+
+ .balign 4 ; 0x18
+ b _EPIPHANY_Exception_default
+
+ .balign 4 ; 0x1c
+ b _EPIPHANY_Exception_default
+
+ .balign 4 ; 0x20
+ b _EPIPHANY_Exception_default
+
+ .balign 4 ; 0x24
+ b _EPIPHANY_Exception_default
+
+_bsp_start_vector_table_begin:
+
+ .balign 4 ;
+ .word .normal_start /* Reset */
+ .balign 4 ;
+ .word _EPIPHANY_Exception_default /* SW exception */
+ .balign 4 ;
+ .word _EPIPHANY_Exception_default /* Data Page Fault */
+ .balign 4 ;
+ .word _EPIPHANY_Exception_default /* Timer 0 */
+ .balign 4 ;
+ .word _EPIPHANY_Exception_default /* Timer 1 */
+ .balign 4 ;
+ .word _EPIPHANY_Exception_default /* Message int */
+ .balign 4 ;
+ .word _EPIPHANY_Exception_default /* DMA0 int */
+ .balign 4 ;
+ .word _EPIPHANY_Exception_default /* DMA1 int */
+ .balign 4 ;
+ .word _EPIPHANY_Exception_default /* WAND */
+ .balign 4 ;
+ .word _EPIPHANY_Exception_default /* User interrupt */
+
+_bsp_start_vector_table_end:
+
+.size _start, .-_start
+
+.section .start,"ax"
+.align 4
+.type _external_start, %function
+.normal_start:
+ /* Initialize the stack and frame pointers */
+ mov sp, %low(bsp_section_stack_begin)
+ movt sp, %high(bsp_section_stack_begin)
+ mov fp, sp
+
+cpu0:
+ /* Zero .bss section */
+ mov r0, %low(bsp_section_bss_begin)
+ movt r0, %high(bsp_section_bss_begin)
+ mov r1, sp
+ mov r2,#0
+ mov r3,#0
+
+_bss_clear_loop:
+ strd r2, [r0], +#1
+ sub r5, r1, r0
+ bne _bss_clear_loop
+
+ /* Clear the reset interrupt flag */
+ mov r0, %low(_jump_to_c)
+ movt r0, %high(_jump_to_c)
+ movts iret, r0
+ rti
+
+_jump_to_c:
+ /* Jump to bootcard */
+ mov r3, %low(_boot_card)
+ movt r3, %high(_boot_card)
+ jalr r3
+
+ /* Should never reach here */
+ idle
+
+.size .normal_start, .-.normal_start
+
+.balign 4
+.type .sw_exception, %function
+.sw_exception:
+ idle
+
+.balign 4
+.type .clock_isr, %function
+.clock_isr:
+ add sp, sp, #-8;
+ str r62, [sp, #4];
+ str r63, [sp, #8];
+ mov r62, 3;
+ mov r63, %low(_ISR_Handler);
+ movt r63, %high(_ISR_Handler);
+ jr r63
+
+.balign 4
+.type .timer1_isr, %function
+.timer1_isr:
+ add sp, sp, #-8;
+ str r62, [sp, #4];
+ str r63, [sp, #8];
+ mov r62, 4;
+ mov r63, %low(_ISR_Handler);
+ movt r63, %high(_ISR_Handler);
+ jr r63
+
+.balign 4
+.type _EPIPHANY_Exception_default, %function
+_EPIPHANY_Exception_default:
+ idle
diff --git a/c/src/lib/libbsp/epiphany/epiphany_sim/startup/linkcmds b/c/src/lib/libbsp/epiphany/epiphany_sim/startup/linkcmds
new file mode 100644
index 0000000..2f59982
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/epiphany_sim/startup/linkcmds
@@ -0,0 +1,351 @@
+/**
+ * @file
+ *
+ * @ingroup bsp_linker
+ *
+ * @brief Memory map
+ */
+
+/*
+ * COPYRIGHT (c) 2015 University of York.
+ * Hesham ALMatary <hmka501 at york.ac.uk>
+ *
+ * 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_FORMAT("elf32-epiphany", "elf32-epiphany", "elf32-epiphany")
+OUTPUT_ARCH (epiphany)
+
+ENTRY (_start)
+
+MEMORY
+{
+ VECTOR_RAM (AIW) : ORIGIN = 0x00000000, LENGTH = 0xB0
+ LOCAL_MEM (AIW) : ORIGIN = 0x000000B0, LENGTH = 0x00007FC0 /* 32KiB Local memory */
+ RAM : ORIGIN = 0x8E000000, LENGTH = 0x01000000 /* 16MiB external RAM */
+}
+
+REGION_ALIAS ("REGION_START", LOCAL_MEM);
+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);
+
+/* The following address is used for text output */
+bsp_section_outbut_buffer = 0x8F800000;
+bsp_section_vector_begin = 0x00000000;
+
+/*
+ * Global symbols that may be defined externally
+ */
+bsp_vector_table_size = DEFINED (bsp_vector_table_size) ? bsp_vector_table_size : 64;
+
+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 : 1024;
+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 :
+ {
+ *(.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(8);
+ 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 (bsp_section_xbarrier_align);
+ } > REGION_VECTOR AT > REGION_VECTOR
+
+.text : {
+ . = ALIGN(8);
+ 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 : {
+ KEEP (*(.init))
+ } > REGION_TEXT AT > REGION_TEXT_LOAD
+ .fini : {
+ KEEP (*(.fini))
+ . = ALIGN(8);
+ 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 (bsp_section_robarrier_align);
+ } > REGION_RODATA AT > REGION_RODATA
+
+.rodata : {
+ . = ALIGN(8);
+ bsp_section_rodata_begin = .;
+ *(.rodata .rodata.* .gnu.linkonce.r.*)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+.eh_frame : {
+ KEEP (*(.eh_frame))
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .gcc_except_table : {
+ *(.gcc_except_table .gcc_except_table.*)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .tdata : {
+ __TLS_Data_begin = .;
+ *(.tdata .tdata.* .gnu.linkonce.td.*)
+ __TLS_Data_end = .;
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .tbss : {
+ __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 : {
+ PROVIDE_HIDDEN (__preinit_array_start = .);
+ KEEP (*(.preinit_array))
+ PROVIDE_HIDDEN (__preinit_array_end = .);
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .init_array : {
+ 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 : {
+ PROVIDE_HIDDEN (__fini_array_start = .);
+ KEEP (*(.fini_array))
+ KEEP (*(SORT(.fini_array.*)))
+ PROVIDE_HIDDEN (__fini_array_end = .);
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .ctors : {
+ /* 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 : {
+ 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 : {
+ *(.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 : {
+ KEEP (*(.jcr))
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .interp : {
+ *(.interp)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .note.gnu.build-id : {
+ *(.note.gnu.build-id)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .hash : {
+ *(.hash)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .gnu.hash : {
+ *(.gnu.hash)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .dynsym : {
+ *(.dynsym)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .dynstr : {
+ *(.dynstr)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .gnu.version : {
+ *(.gnu.version)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .gnu.version_d : {
+ *(.gnu.version_d)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .gnu.version_r : {
+ *(.gnu.version_r)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .rel.dyn : {
+ *(.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 : {
+ *(.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 : {
+ *(.rel.plt)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .rela.plt : {
+ *(.rela.plt)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .plt : {
+ *(.plt)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .iplt : {
+ *(.iplt)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .dynamic : {
+ *(.dynamic)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .got : {
+ *(.got.plt) *(.igot.plt) *(.got) *(.igot)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .rtemsroset : {
+ /* Special FreeBSD linker set sections */
+ __start_set_sysctl_set = .;
+ *(set_sysctl_*);
+ __stop_set_sysctl_set = .;
+ *(set_domain_*);
+ *(set_pseudo_*);
+
+ KEEP (*(SORT(.rtemsroset.*)))
+ . = ALIGN(8);
+ 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(8);
+ . = ALIGN (bsp_section_rwbarrier_align);
+ } > REGION_DATA AT > REGION_DATA
+
+.data : {
+ . = ALIGN(8);
+ bsp_section_data_begin = .;
+ *(.data .data.* .gnu.linkonce.d.*)
+ SORT(CONSTRUCTORS)
+ } > REGION_DATA AT > REGION_DATA_LOAD
+ .data1 : {
+ *(.data1)
+ } > REGION_DATA AT > REGION_DATA_LOAD
+ .rtemsrwset : {
+ KEEP (*(SORT(.rtemsrwset.*)))
+ . = ALIGN(8);
+ 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(8);
+ bsp_section_bss_begin = .;
+ *(.dynbss)
+ *(.bss .bss.* .gnu.linkonce.b.*)
+ *(COMMON)
+ . = ALIGN(8);
+ bsp_section_bss_end = .;
+ } > REGION_BSS AT > REGION_BSS
+ bsp_section_bss_size = bsp_section_bss_end - bsp_section_bss_begin;
+
+.work : {
+ /*
+ * The work section will occupy the remaining REGION_WORK region and
+ * contains the RTEMS work space and heap.
+ */
+ . = ALIGN(8);
+ bsp_section_work_begin = .;
+ . += ORIGIN (REGION_WORK) + LENGTH (REGION_WORK) - ABSOLUTE (.);
+ . = ALIGN(8);
+ bsp_section_work_end = .;
+ } > REGION_WORK AT > REGION_WORK
+ bsp_section_work_size = bsp_section_work_end - bsp_section_work_begin;
+
+ .stack : {
+ . = ALIGN(8);
+ bsp_section_stack_begin = .;
+ . += ORIGIN (REGION_STACK) + LENGTH (REGION_STACK) - ABSOLUTE (.);
+ . = ALIGN(8);
+ 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;
+}
diff --git a/c/src/lib/libbsp/epiphany/epiphany_sim/timer/timer.c b/c/src/lib/libbsp/epiphany/epiphany_sim/timer/timer.c
new file mode 100644
index 0000000..7644939
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/epiphany_sim/timer/timer.c
@@ -0,0 +1,111 @@
+/*
+ * COPYRIGHT (c) 2015 University of York.
+ * Hesham ALMatary <hmka501 at york.ac.uk>
+ *
+ * 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 <rtems/btimer.h>
+#include <rtems/score/epiphany-utility.h>
+
+extern char bsp_start_vector_table_begin[];
+
+bool benchmark_timer_find_average_overhead;
+
+static benchmark_timer1_interrupt_handler(void)
+{
+ unsigned int val = 0xFFFFFFFF;
+ unsigned int event_type = 0x1;
+
+ /* Embed assembly code for setting timer1 */
+ asm volatile ("movts ctimer1, %[val] \t \n" :: [val] "r" (val));
+
+ asm volatile ("movfs r16, config; \t \n"
+ "mov r17, %%low(0xfffff0ff);\t \n"
+ "movt r17, %%high(0xffff0ff);\t \n"
+ "lsl r18, %[event_type], 0x8; \t \n"
+ "and r16, r16, r17; \t \n"
+ "movts config, r16; \t \n"
+ "orr r16, r16, r18; \t \n"
+ "movts config, r16; \t \n"
+ :: [event_type] "r" (event_type));
+}
+
+/* Start eCore tiemr 1 usef for profiling and timing analysis */
+void benchmark_timer_initialize( void )
+{
+ unsigned int val = 0xFFFFFFFF;
+ unsigned int event_type = 0x1;
+
+
+ /* Install interrupt handler for timer 1 */
+
+ proc_ptr *table =
+ (proc_ptr *) bsp_start_vector_table_begin;
+
+ table[TIMER1] = benchmark_timer1_interrupt_handler;
+
+ asm volatile ("mov r0, 0x0; \n \t"
+ "movts config, r0; \t \n"::);
+
+ /* Embed assembly code for setting timer1 */
+ asm volatile ("movts ctimer1, %[val] \t \n" :: [val] "r" (val));
+
+ asm volatile ("movfs r16, config; \t \n"
+ "mov r17, %%low(0xfffff0ff);\t \n"
+ "movt r17, %%high(0xffff0ff);\t \n"
+ "lsl r18, %[event_type], 0x8; \t \n"
+ "and r16, r16, r17; \t \n"
+ "movts config, r16; \t \n"
+ "orr r16, r16, r18; \t \n"
+ "movts config, r16; \t \n"
+ :: [event_type] "r" (event_type));
+}
+
+/*
+ * The following controls the behavior of benchmark_timer_read().
+ *
+ * AVG_OVEREHAD is the overhead for starting and stopping the timer. It
+ * is usually deducted from the number returned.
+ *
+ * LEAST_VALID is the lowest number this routine should trust. Numbers
+ * below this are "noise" and zero is returned.
+ */
+
+#define AVG_OVERHEAD 0 /* It typically takes X.X microseconds */
+ /* (Y countdowns) to start/stop the timer. */
+ /* This value is in microseconds. */
+#define LEAST_VALID 1 /* Don't trust a clicks value lower than this */
+
+benchmark_timer_t benchmark_timer_read( void )
+{
+ uint32_t timer_val = 0;
+ uint32_t total;
+
+ asm volatile ("movfs %[timer_val], ctimer1 \t \n"
+ :[timer_val] "=r" (timer_val):);
+
+ total = (0xFFFFFFFF - timer_val); /* Convert to uS */
+
+ if ( benchmark_timer_find_average_overhead == true )
+ return total;
+ else {
+ if ( total < LEAST_VALID )
+ return 0; /* below timer resolution */
+ /*
+ * Somehow convert total into microseconds
+ */
+ 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/epiphany/preinstall.am b/c/src/lib/libbsp/epiphany/preinstall.am
new file mode 100644
index 0000000..dba6cc4
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/preinstall.am
@@ -0,0 +1,6 @@
+## 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/epiphany/shared/include/linker-symbols.h b/c/src/lib/libbsp/epiphany/shared/include/linker-symbols.h
new file mode 100644
index 0000000..c218b7f
--- /dev/null
+++ b/c/src/lib/libbsp/epiphany/shared/include/linker-symbols.h
@@ -0,0 +1,81 @@
+#ifndef LIBBSP_EPIPHANY_SHARED_LINKER_SYMBOLS_H
+#define LIBBSP_EPIPHANY_SHARED_LINKER_SYMBOLS_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/**
+ * @defgroup epiphany_linker Linker Support
+ *
+ * @ingroup epiphany_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)
+
+LINKER_SYMBOL(_bsp_processor_count)
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* LIBBSP_EPIPHANY_SHARED_LINKER_SYMBOLS_H */
--
2.1.0
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