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authorJoel Sherrill <joel.sherrill@OARcorp.com>2000-02-22 18:39:52 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>2000-02-22 18:39:52 +0000
commit61ba976360804d85f9203821518bb4b132852188 (patch)
tree28e72dd94472e21da42f5f5d1e82912a9f83852a /c/src/lib/libbsp/c4x/c4xsim
parentAdding information on prebuilt toolset binaries. (diff)
downloadrtems-61ba976360804d85f9203821518bb4b132852188.tar.bz2
New port of RTEMS to TI C3x and C4x.
Diffstat (limited to 'c/src/lib/libbsp/c4x/c4xsim')
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/Makefile.am17
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/README46
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/bsp_specs23
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/clock/Makefile.am32
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/clock/clock.c225
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/configure.in35
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/console/Makefile.am34
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/console/console.c155
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/console/consolereserveresources.c26
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/console/debugio.c57
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/console/simio.c308
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/include/Makefile.am32
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/include/bsp.h118
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/include/simio.h25
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/start/Makefile.am32
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/start/start.S71
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/startup/Makefile.am43
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/startup/bspstart.c124
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/startup/linkcmds76
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/startup/spurious.c33
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/timer/Makefile.am32
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/timer/timer.c117
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/tools/Makefile.am15
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/tools/configure.in23
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/tools/runtest.in331
-rw-r--r--c/src/lib/libbsp/c4x/c4xsim/wrapup/Makefile.am35
26 files changed, 2065 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/c4x/c4xsim/Makefile.am b/c/src/lib/libbsp/c4x/c4xsim/Makefile.am
new file mode 100644
index 0000000000..f6239d217d
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/Makefile.am
@@ -0,0 +1,17 @@
+##
+## $Id$
+##
+
+AUTOMAKE_OPTIONS = foreign 1.4
+ACLOCAL_AMFLAGS = -I $(RTEMS_TOPdir)/aclocal
+
+# wrapup is the one that actually builds and installs the library
+# from the individual .rel files built in other directories
+SUBDIRS = . start include startup console clock timer wrapup tools
+
+include $(top_srcdir)/../../bsp.am
+
+EXTRA_DIST = bsp_specs times
+
+include $(top_srcdir)/../../../../../../automake/subdirs.am
+include $(top_srcdir)/../../../../../../automake/local.am
diff --git a/c/src/lib/libbsp/c4x/c4xsim/README b/c/src/lib/libbsp/c4x/c4xsim/README
new file mode 100644
index 0000000000..8bb3beda0d
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/README
@@ -0,0 +1,46 @@
+#
+# $Id$
+#
+
+BSP NAME: c4xsim
+BOARD: Simulator in GDB
+BUS: N/A
+CPU FAMILY: ppc
+CPU: C32 and others
+COPROCESSORS: N/A
+MODE: 32 bit mode
+
+DEBUG MONITOR: gdb simulator
+
+PERIPHERALS
+===========
+TIMERS: PPC internal Timebase register
+ RESOLUTION: ???
+SERIAL PORTS: simulated via
+REAL-TIME CLOCK: ???
+DMA: none
+VIDEO: none
+SCSI: none
+NETWORKING: none
+
+DRIVER INFORMATION
+==================
+CLOCK DRIVER: ???
+IOSUPP DRIVER: N/A
+SHMSUPP: N/A
+TIMER DRIVER: ???
+TTY DRIVER: ???
+
+STDIO
+=====
+PORT: Console port 0
+ELECTRICAL: na
+BAUD: na
+BITS PER CHARACTER: na
+PARITY: na
+STOP BITS: na
+
+Notes
+=====
+
+NONE
diff --git a/c/src/lib/libbsp/c4x/c4xsim/bsp_specs b/c/src/lib/libbsp/c4x/c4xsim/bsp_specs
new file mode 100644
index 0000000000..61dac86b53
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/bsp_specs
@@ -0,0 +1,23 @@
+%rename cpp old_cpp
+%rename lib old_lib
+%rename endfile old_endfile
+%rename startfile old_startfile
+%rename link old_link
+
+*cpp:
+%(old_cpp) %{qrtems: -D__embedded__} -Asystem(embedded)
+
+*lib:
+%{!qrtems: %(old_lib)} %{qrtems: --start-group \
+%{!qrtems_debug: -lrtemsall} %{qrtems_debug: -lrtemsall_g} \
+-lc -lgcc --end-group \
+%{!qnolinkcmds: -T linkcmds%s}}
+
+*startfile:
+%{!qrtems: %(old_startfile)} %{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/c4x/c4xsim/clock/Makefile.am b/c/src/lib/libbsp/c4x/c4xsim/clock/Makefile.am
new file mode 100644
index 0000000000..1f2b57d4c5
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/clock/Makefile.am
@@ -0,0 +1,32 @@
+##
+## $Id$
+##
+
+AUTOMAKE_OPTIONS = foreign 1.4
+
+PGM = $(ARCH)/clock.rel
+
+C_FILES = clock.c
+C_O_FILES = $(C_FILES:%.c=$(ARCH)/%.o)
+
+OBJS = $(C_O_FILES)
+
+include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
+include $(top_srcdir)/../../../../../../automake/lib.am
+
+#
+# (OPTIONAL) Add local stuff here using +=
+#
+
+$(PGM): $(OBJS)
+ $(make-rel)
+
+# the .rel file built here will be put into libbsp.a by ../wrapup/Makefile
+
+all-local: $(ARCH) $(OBJS) $(PGM)
+
+.PRECIOUS: $(PGM)
+
+EXTRA_DIST = ckinit.c
+
+include $(top_srcdir)/../../../../../../automake/local.am
diff --git a/c/src/lib/libbsp/c4x/c4xsim/clock/clock.c b/c/src/lib/libbsp/c4x/c4xsim/clock/clock.c
new file mode 100644
index 0000000000..7b36ebb359
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/clock/clock.c
@@ -0,0 +1,225 @@
+/* ckinit.c
+ *
+ * This file provides a template for the clock device driver initialization.
+ *
+ * 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.OARcorp.com/rtems/license.html.
+ *
+ * $Id$
+ */
+
+#include <stdlib.h>
+
+#include <rtems.h>
+#include <rtems/libio.h>
+#include <bsp.h>
+#include <c4xio.h>
+
+void Clock_exit( void );
+rtems_isr Clock_isr( rtems_vector_number vector );
+
+rtems_unsigned32 Clock_counter_register_value;
+
+/*
+ * The interrupt vector number associated with the clock tick device
+ * driver.
+ */
+
+#define CLOCK_VECTOR 9
+
+/*
+ * Clock_driver_ticks is a monotonically increasing counter of the
+ * number of clock ticks since the driver was initialized.
+ */
+
+volatile rtems_unsigned32 Clock_driver_ticks;
+
+/*
+ * These are set by clock driver during its init
+ */
+
+rtems_device_major_number rtems_clock_major = ~0;
+rtems_device_minor_number rtems_clock_minor;
+
+/*
+ * The previous ISR on this clock tick interrupt vector.
+ */
+
+rtems_isr_entry Old_ticker;
+
+void Clock_exit( void );
+
+
+/*
+ * Isr Handler
+ */
+
+#define FAST_IDLE 1
+#if FAST_IDLE
+int Clock_in_fast_idle_mode = 0;
+#endif
+
+rtems_isr Clock_isr(
+ rtems_vector_number vector
+)
+{
+ /*
+ * The counter register gets reset automatically as well as the
+ * interrupt occurred flag so we should not have to do anything
+ * with the hardware.
+ */
+
+ /*
+ * Bump the number of clock driver ticks since initialization
+ */
+
+ Clock_driver_ticks += 1;
+
+ rtems_clock_tick();
+
+#if FAST_IDLE
+ if ( Clock_in_fast_idle_mode ) {
+ if ( _Thread_Executing == _Thread_Idle && _Thread_Heir != _Thread_Idle ) {
+ c4x_timer_stop( C4X_TIMER_0 );
+ c4x_timer_set_counter( C4X_TIMER_0, 0 );
+ c4x_timer_set_period( C4X_TIMER_0, Clock_counter_register_value );
+ c4x_timer_start( C4X_TIMER_0 );
+ Clock_in_fast_idle_mode = 0;
+ }
+ } else {
+ if ( _Thread_Executing == _Thread_Idle && _Thread_Heir == _Thread_Idle ) {
+ c4x_timer_stop( C4X_TIMER_0 );
+ c4x_timer_set_counter( C4X_TIMER_0, 0 );
+ c4x_timer_set_period( C4X_TIMER_0, Clock_counter_register_value >> 5 );
+ c4x_timer_start( C4X_TIMER_0 );
+ }
+ }
+#endif
+}
+
+/*
+ * Install_clock
+ *
+ * Install a clock tick handler and reprograms the chip. This
+ * is used to initially establish the clock tick.
+ */
+
+void Install_clock(
+ rtems_isr_entry clock_isr
+)
+{
+ extern int _ClockFrequency;
+ float tmp;
+ int tmpi;
+ /*
+ * Initialize the clock tick device driver variables
+ */
+
+ Clock_driver_ticks = 0;
+
+ tmpi = ((int) &_ClockFrequency) * 1000000; /* ClockFrequency is in Mhz */
+ tmp = (float) tmpi / 2.0;
+ tmp = ((float) BSP_Configuration.microseconds_per_tick / 1000000.0) * (tmp);
+
+ Clock_counter_register_value = (unsigned int) tmp;
+#if 0
+ Clock_counter_register_value =
+ (unsigned32) ((float) BSP_Configuration.microseconds_per_tick /
+ ((float)_ClockFrequency / 2.0)));
+#endif
+ c4x_timer_stop( C4X_TIMER_0 );
+ c4x_timer_set_counter( C4X_TIMER_0, 0 );
+ c4x_timer_set_period( C4X_TIMER_0, Clock_counter_register_value );
+ c4x_timer_start( C4X_TIMER_0 );
+
+ c3x_set_ie( c3x_get_ie() | 0x100 );
+
+ /*
+ * If ticks_per_timeslice is configured as non-zero, then the user
+ * wants a clock tick.
+ */
+
+ Old_ticker = (rtems_isr_entry) set_vector( clock_isr, CLOCK_VECTOR, 1 );
+ /*
+ * Hardware specific initialize goes here
+ */
+
+ /* XXX */
+
+ /*
+ * Schedule the clock cleanup routine to execute if the application exits.
+ */
+
+ atexit( Clock_exit );
+}
+
+/*
+ * Clean up before the application exits
+ */
+
+void Clock_exit( void )
+{
+ /* XXX: turn off the timer interrupts */
+
+ /* XXX: If necessary, restore the old vector */
+}
+
+/*
+ * Clock_initialize
+ *
+ * Device driver entry point for clock tick driver initialization.
+ */
+
+rtems_device_driver Clock_initialize(
+ rtems_device_major_number major,
+ rtems_device_minor_number minor,
+ void *pargp
+)
+{
+ Install_clock( Clock_isr );
+
+ /*
+ * make major/minor avail to others such as shared memory driver
+ */
+
+ rtems_clock_major = major;
+ rtems_clock_minor = minor;
+
+ return RTEMS_SUCCESSFUL;
+}
+
+rtems_device_driver Clock_control(
+ rtems_device_major_number major,
+ rtems_device_minor_number minor,
+ void *pargp
+)
+{
+ rtems_unsigned32 isrlevel;
+ rtems_libio_ioctl_args_t *args = pargp;
+
+ if (args == 0)
+ goto done;
+
+ /*
+ * This is hokey, but until we get a defined interface
+ * to do this, it will just be this simple...
+ */
+
+ if (args->command == rtems_build_name('I', 'S', 'R', ' '))
+ {
+ Clock_isr(CLOCK_VECTOR);
+ }
+ else if (args->command == rtems_build_name('N', 'E', 'W', ' '))
+ {
+ rtems_interrupt_disable( isrlevel );
+ (void) set_vector( args->buffer, CLOCK_VECTOR, 1 );
+ rtems_interrupt_enable( isrlevel );
+ }
+
+done:
+ return RTEMS_SUCCESSFUL;
+}
diff --git a/c/src/lib/libbsp/c4x/c4xsim/configure.in b/c/src/lib/libbsp/c4x/c4xsim/configure.in
new file mode 100644
index 0000000000..c5e0f5558a
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/configure.in
@@ -0,0 +1,35 @@
+dnl Process this file with autoconf to produce a configure script.
+dnl
+dnl $Id$
+
+AC_PREREQ(2.13)
+AC_INIT(bsp_specs)
+RTEMS_TOP(../../../../../..)
+AC_CONFIG_AUX_DIR(../../../../../..)
+
+RTEMS_CANONICAL_TARGET_CPU
+AM_INIT_AUTOMAKE(rtems-c-src-lib-libbsp-sparc-erc32,$RTEMS_VERSION,no)
+AM_MAINTAINER_MODE
+
+RTEMS_PROG_CC_FOR_TARGET
+RTEMS_CANONICALIZE_TOOLS
+
+RTEMS_ENV_RTEMSBSP
+RTEMS_CHECK_CUSTOM_BSP(RTEMS_BSP)
+RTEMS_CHECK_BSP_CACHE(RTEMS_BSP)
+RTEMS_CANONICAL_HOST
+
+AC_CONFIG_SUBDIRS(tools)
+
+RTEMS_PROJECT_ROOT
+
+# Explicitly list all Makefiles here
+AC_OUTPUT(
+Makefile
+clock/Makefile
+console/Makefile
+include/Makefile
+start/Makefile
+startup/Makefile
+timer/Makefile
+wrapup/Makefile)
diff --git a/c/src/lib/libbsp/c4x/c4xsim/console/Makefile.am b/c/src/lib/libbsp/c4x/c4xsim/console/Makefile.am
new file mode 100644
index 0000000000..b05928ea32
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/console/Makefile.am
@@ -0,0 +1,34 @@
+##
+## $Id$
+##
+
+AUTOMAKE_OPTIONS = foreign 1.4
+
+PGM = $(ARCH)/console.rel
+
+VPATH = @srcdir@:@srcdir@/../../../shared
+
+C_FILES = console.c consolereserveresources.c debugio.c simio.c printk.c
+C_O_FILES = $(C_FILES:%.c=$(ARCH)/%.o)
+
+OBJS = $(C_O_FILES)
+
+include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
+include $(top_srcdir)/../../../../../../automake/lib.am
+
+#
+# (OPTIONAL) Add local stuff here using +=
+#
+
+$(PGM): $(OBJS)
+ $(make-rel)
+
+# the .rel file built here will be put into libbsp.a by ../wrapup/Makefile
+
+all-local: $(ARCH) $(OBJS) $(PGM)
+
+.PRECIOUS: $(PGM)
+
+EXTRA_DIST = console.c consolereserveresources.c debugputs.c
+
+include $(top_srcdir)/../../../../../../automake/local.am
diff --git a/c/src/lib/libbsp/c4x/c4xsim/console/console.c b/c/src/lib/libbsp/c4x/c4xsim/console/console.c
new file mode 100644
index 0000000000..08fad800ea
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/console/console.c
@@ -0,0 +1,155 @@
+/*
+ * This file contains the hardware specific portions of the TTY driver
+ * for the serial ports on the erc32.
+ *
+ * COPYRIGHT (c) 1989-1997.
+ * On-Line Applications Research Corporation (OAR).
+ * Copyright assigned to U.S. Government, 1994.
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.OARcorp.com/rtems/license.html.
+ *
+ * $Id$
+ */
+
+#include <bsp.h>
+#include <rtems/libio.h>
+#include <stdlib.h>
+#include <assert.h>
+
+#include <simio.h>
+
+/*
+ * console_outbyte_polled
+ *
+ * This routine transmits a character using polling.
+ */
+
+void console_outbyte_polled(
+ int port,
+ char ch
+);
+
+/*
+ * console_inbyte_nonblocking
+ *
+ * This routine polls for a character.
+ */
+
+int console_inbyte_nonblocking(
+ int port
+);
+
+/*
+ * Console Termios Support Entry Points
+ *
+ */
+
+int console_write_support (
+ int minor,
+ const char *bufarg,
+ int len
+)
+{
+ int nwrite = 0;
+ const char *buf = bufarg;
+
+ while (nwrite < len) {
+ if ( *buf )
+ console_outbyte_polled( minor, *buf & 0x7f );
+ buf++;
+ nwrite++;
+ }
+ return nwrite;
+}
+
+/*
+ * Console Device Driver Entry Points
+ *
+ */
+
+rtems_device_driver console_initialize(
+ rtems_device_major_number major,
+ rtems_device_minor_number minor,
+ void *arg
+)
+{
+ rtems_status_code status;
+
+ rtems_termios_initialize();
+
+ /*
+ * Register Device Names
+ */
+
+ status = rtems_io_register_name( "/dev/console", major, 0 );
+ if (status != RTEMS_SUCCESSFUL)
+ rtems_fatal_error_occurred(status);
+
+ return RTEMS_SUCCESSFUL;
+}
+
+rtems_device_driver console_open(
+ rtems_device_major_number major,
+ rtems_device_minor_number minor,
+ void * arg
+)
+{
+ rtems_status_code sc;
+ static const rtems_termios_callbacks pollCallbacks = {
+ NULL, /* firstOpen */
+ NULL, /* lastClose */
+ console_inbyte_nonblocking, /* pollRead */
+ console_write_support, /* write */
+ NULL, /* setAttributes */
+ NULL, /* stopRemoteTx */
+ NULL, /* startRemoteTx */
+ 0 /* outputUsesInterrupts */
+ };
+
+
+ assert( minor <= 1 );
+ if ( minor > 2 )
+ return RTEMS_INVALID_NUMBER;
+
+ sc = rtems_termios_open (major, minor, arg, &pollCallbacks );
+
+ return RTEMS_SUCCESSFUL;
+}
+
+rtems_device_driver console_close(
+ rtems_device_major_number major,
+ rtems_device_minor_number minor,
+ void * arg
+)
+{
+ return rtems_termios_close (arg);
+}
+
+rtems_device_driver console_read(
+ rtems_device_major_number major,
+ rtems_device_minor_number minor,
+ void * arg
+)
+{
+ return rtems_termios_read (arg);
+}
+
+rtems_device_driver console_write(
+ rtems_device_major_number major,
+ rtems_device_minor_number minor,
+ void * arg
+)
+{
+ return rtems_termios_write (arg);
+}
+
+rtems_device_driver console_control(
+ rtems_device_major_number major,
+ rtems_device_minor_number minor,
+ void * arg
+)
+{
+ return rtems_termios_ioctl (arg);
+}
diff --git a/c/src/lib/libbsp/c4x/c4xsim/console/consolereserveresources.c b/c/src/lib/libbsp/c4x/c4xsim/console/consolereserveresources.c
new file mode 100644
index 0000000000..40a65de7c5
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/console/consolereserveresources.c
@@ -0,0 +1,26 @@
+/*
+ * This file contains the TTY driver for the serial ports on the erc32.
+ *
+ * This driver uses the termios pseudo driver.
+ *
+ * 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.OARcorp.com/rtems/license.html.
+ *
+ * $Id$
+ */
+
+#include <bsp.h>
+#include <rtems/libio.h>
+#include <stdlib.h>
+#include <assert.h>
+
+void console_reserve_resources(
+ rtems_configuration_table *configuration
+)
+{
+ rtems_termios_reserve_resources( configuration, 2 );
+}
diff --git a/c/src/lib/libbsp/c4x/c4xsim/console/debugio.c b/c/src/lib/libbsp/c4x/c4xsim/console/debugio.c
new file mode 100644
index 0000000000..5c066bcad0
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/console/debugio.c
@@ -0,0 +1,57 @@
+/*
+ * This file contains the TTY driver for the serial ports on the erc32.
+ *
+ * This driver uses the termios pseudo driver.
+ *
+ * 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.OARcorp.com/rtems/license.html.
+ *
+ * $Id$
+ */
+
+#include <bsp.h>
+#include <rtems/libio.h>
+#include <stdlib.h>
+#include <assert.h>
+
+#include <simio.h>
+
+/*
+ * console_outbyte_polled
+ *
+ * This routine transmits a character using polling.
+ */
+
+void console_outbyte_polled(
+ int port,
+ char ch
+)
+{
+ char out[2];
+ out[0] = ch;
+ out[1] = 0;
+ sim_write(1, out, 1);
+}
+
+C4X_BSP_output_char( int c )
+{
+ console_outbyte_polled( 0, (char) c );
+}
+
+/*
+ * console_inbyte_nonblocking
+ *
+ * This routine polls for a character.
+ */
+
+int console_inbyte_nonblocking( int port )
+{
+ char c;
+ sim_read(1, &c, 1);
+ return c;
+}
+
diff --git a/c/src/lib/libbsp/c4x/c4xsim/console/simio.c b/c/src/lib/libbsp/c4x/c4xsim/console/simio.c
new file mode 100644
index 0000000000..6b976737e4
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/console/simio.c
@@ -0,0 +1,308 @@
+/*
+ * C4x simulator IO interface routines based on code provided
+ * by Herman ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+ *
+ * $Id$
+ */
+
+#include <stdio.h>
+
+#define SIM_OPEN (0xf0)
+#define SIM_CLOSE (0xf1)
+#define SIM_READ (0xf2)
+#define SIM_WRITE (0xf3)
+#define SIM_LSEEK (0xf4)
+#define SIM_UNLINK (0xf5)
+#define SIM_GETENV (0xf6)
+#define SIM_RENAME (0xf7)
+#define SIM_GETTIME (0xf8)
+#define SIM_GETCLOCK (0xf9)
+
+typedef union _io {
+ struct _open {
+ int fd : 16;
+ int flags : 16;
+ } open;
+ struct _openr {
+ int result : 16;
+ } openr;
+ struct _close {
+ int fd : 16;
+ } close;
+ struct _closer {
+ int result : 16;
+ } closer;
+ struct _read {
+ int fd : 16;
+ int count : 16;
+ } read;
+ struct _readr {
+ int result : 16;
+ } readr;
+ struct _write {
+ int fd : 16;
+ int count : 16;
+ } write;
+ struct _writer {
+ int result : 16;
+ } writer;
+ struct _lseek {
+ int fd : 16;
+ int offsetlow : 16;
+ int offsethigh : 16;
+ int orgin : 16;
+ } lseek;
+ struct _lseekr {
+ int result;
+ } lseekr;
+ struct _unlinkr {
+ int result : 16;
+ } unlinkr;
+ struct _renamer {
+ int result : 16;
+ } renamer;
+ struct _getenvr {
+ int result : 16;
+ } getenvr;
+ struct _gettimer {
+ int result;
+ } gettimer;
+ struct _getclockr {
+ int result;
+ } getclockr;
+ struct _common {
+ int word1;
+ int word2;
+ } common;
+} io;
+
+static void to_sim(int command, io *param, char *data, int length);
+static void call_sim(void);
+static void from_sim(io *param, char *data);
+
+void sim_exit(void)
+{
+ __asm__(" .global C$$EXIT");
+ __asm__("C$$EXIT: nop");
+ __asm__("nop");
+}
+
+int sim_open(const char *path, unsigned flags, int fno)
+{
+ io param;
+
+ param.open.fd = fno;
+ param.open.flags = flags;
+ to_sim(SIM_OPEN,&param,(char *)path,strlen(path)+1);
+ call_sim();
+ from_sim(&param, NULL);
+ return param.openr.result;
+}
+
+int sim_close(int fno)
+{
+ io param;
+
+ param.close.fd = fno;
+ to_sim(SIM_CLOSE,&param,NULL,0);
+ call_sim();
+ from_sim(&param, NULL);
+ return param.closer.result;
+}
+
+int sim_read(int fno, char *buf, unsigned count)
+{
+ io param;
+
+ param.read.fd = fno;
+ param.read.count = count;
+ to_sim(SIM_READ,&param,NULL,0);
+ call_sim();
+ from_sim(&param, buf);
+ return param.readr.result;
+}
+
+int sim_write(int fno, const char *buf, unsigned count)
+{
+ io param;
+
+ param.write.fd = fno;
+ param.write.count = count;
+ to_sim(SIM_WRITE,&param,(char *)buf,count);
+ call_sim();
+ from_sim(&param, NULL);
+ return param.writer.result;
+}
+
+fpos_t sim_lseek(int fno, fpos_t offset, int origin)
+{
+ io param;
+
+ param.lseek.fd = fno;
+ param.lseek.offsetlow = offset & 0xffff;
+ param.lseek.offsethigh = offset >> 16;
+ to_sim(SIM_LSEEK,&param,NULL,0);
+ call_sim();
+ from_sim(&param, NULL);
+ return param.lseekr.result;
+}
+
+int sim_unlink(const char *path)
+{
+ io param;
+
+ to_sim(SIM_UNLINK,NULL,(char *)path,strlen(path)+1);
+ call_sim();
+ from_sim(&param, NULL);
+ return param.unlinkr.result;
+}
+
+int sim_rename(const char *old, const char *new)
+{
+ int l;
+ static char combined[200];
+ io param;
+
+ strcpy(combined,old);
+ l = strlen(old)+1;
+ strcpy(combined+l,new);
+ l += strlen(new) + 1;
+ to_sim(SIM_RENAME,NULL,combined,l);
+ call_sim();
+ from_sim(&param, NULL);
+ return param.renamer.result;
+}
+
+char *sim_getenv(const char *str)
+{
+ io param;
+ static char result[200];
+
+ to_sim(SIM_GETENV,NULL,(char *)str,strlen(str)+1);
+ call_sim();
+ from_sim(&param, result);
+ return param.getenvr.result ? result : NULL;
+}
+
+int sim_gettime(void)
+{
+ io param;
+
+ to_sim(SIM_GETTIME,NULL,NULL,0);
+ call_sim();
+ from_sim(&param, NULL);
+ return param.gettimer.result;
+}
+
+int sim_getclock(void)
+{
+ io param;
+
+ to_sim(SIM_GETCLOCK,NULL,NULL,0);
+ call_sim();
+ from_sim(&param, NULL);
+ return param.getclockr.result;
+}
+
+int _CIOBUF_[BUFSIZ+32];
+
+static void to_sim(int command, io *param, char *data, int length)
+{
+ int i;
+ int n;
+ int v;
+ int *ip = &_CIOBUF_[0];
+
+ *ip++ = length;
+ *ip++ = command;
+ if (param) {
+ *ip++ = param->common.word1;
+ *ip++ = param->common.word2;
+ }
+ else {
+ *ip++ = 0;
+ *ip++ = 0;
+ }
+ n = length & ~3;
+ for (i = 0 ; i < n ; i += 4) {
+ v = *data++ & 0xff;
+ v |= (*data++ & 0xff) << 8;
+ v |= (*data++ & 0xff) << 16;
+ v |= (*data++ & 0xff) << 24;
+ *ip++ = v;
+ }
+ v = 0;
+ for ( ; i < length ; i++) {
+ v |= (*data++ & 0xff) << ((i & 3) << 3);
+ }
+ *ip = v;
+}
+
+static void call_sim(void)
+{
+ __asm__(" .global C$$IO$$");
+ __asm__("C$$IO$$: nop");
+}
+
+static void from_sim(io *param, char *data)
+{
+ int i;
+ int l;
+ int n;
+ int v;
+ int *ip = &_CIOBUF_[0];
+
+ l = *ip++;
+ param->common.word1 = *ip++;
+ param->common.word2 = *ip++;
+ if (data != NULL) {
+ n = l & ~3;
+ for (i = 0 ; i < n ; i += 4) {
+ v = *ip++;
+ *data++ = v & 0xff;
+ *data++ = (v >> 8) & 0xff;
+ *data++ = (v >> 16) & 0xff;
+ *data++ = (v >> 24) & 0xff;
+ }
+ v = *ip;
+ for (; i < l ; i++) {
+ *data++ = v >> ((i & 3) << 3);
+ }
+ }
+}
+
+#if 0
+#include <fcntl.h>
+sim_io_test()
+{
+sim_write(1, "howdy\n", 6);
+}
+#endif
+
+/*
+ * Debug junk
+ */
+#if 0
+void printk_wrapper(void)
+{
+ __asm__(" .global _printf");
+ __asm__("_printf: bu _printk");
+}
+#endif
+
+#if 1
+#ifdef _HAVE_STDC
+#include <stdarg.h>
+#else
+#include <varargs.h>
+#endif
+
+int __svfscanf(
+ register FILE *fp,
+ char const *fmt0,
+ va_list ap
+)
+{
+ return 0;
+}
+#endif
diff --git a/c/src/lib/libbsp/c4x/c4xsim/include/Makefile.am b/c/src/lib/libbsp/c4x/c4xsim/include/Makefile.am
new file mode 100644
index 0000000000..4175fb0d1b
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/include/Makefile.am
@@ -0,0 +1,32 @@
+##
+## $Id$
+##
+
+AUTOMAKE_OPTIONS = foreign 1.4
+
+H_FILES = bsp.h simio.h
+
+$(PROJECT_INCLUDE):
+ $(mkinstalldirs) $@
+
+$(PROJECT_INCLUDE)/%.h: %.h
+ $(INSTALL_DATA) $< $@
+
+$(PROJECT_INCLUDE)/bspIo.h: $(top_srcdir)/../../shared/include/bspIo.h
+ $(INSTALL_DATA) $< $@
+
+$(PROJECT_INCLUDE)/coverhd.h: $(top_srcdir)/../../shared/include/coverhd.h
+ $(INSTALL_DATA) $< $@
+
+PREINSTALL_FILES += $(PROJECT_INCLUDE) $(H_FILES:%.h=$(PROJECT_INCLUDE)/%.h) \
+ $(PROJECT_INCLUDE)/bspIo.h $(PROJECT_INCLUDE)/coverhd.h
+
+all-local: $(PREINSTALL_FILES)
+
+EXTRA_DIST = bsp.h
+
+include $(top_srcdir)/../../../../../../automake/local.am
+
+H_FILES = $(srcdir)/../../../shared/include/coverhd.h \
+ $(srcdir)/bsp.h $(srcdir)/simio.h $(srcdir)/../../../shared/include/bspIo.h
+
diff --git a/c/src/lib/libbsp/c4x/c4xsim/include/bsp.h b/c/src/lib/libbsp/c4x/c4xsim/include/bsp.h
new file mode 100644
index 0000000000..c5a041d853
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/include/bsp.h
@@ -0,0 +1,118 @@
+/* bsp.h
+ *
+ * This include file contains all C4X Simulator IO definitions.
+ *
+ * COPYRIGHT (c) 1989-1999.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * The license and distribution terms for this file may be
+ * found in found in the file LICENSE in this distribution or at
+ * http://www.OARcorp.com/rtems/license.html.
+ *
+ * $Id$
+ */
+
+#ifndef __C4XSIM_h
+#define __C4XSIM_h
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef ASM
+
+#else
+#include <rtems.h>
+#include <console.h>
+#include <clockdrv.h>
+#include <console.h>
+#include <iosupp.h>
+
+
+/*
+ * Define the time limits for RTEMS Test Suite test durations.
+ * Long test and short test duration limits are provided. These
+ * values are in seconds and need to be converted to ticks for the
+ * application.
+ *
+ */
+
+#define MAX_LONG_TEST_DURATION 300 /* 5 minutes = 300 seconds */
+#define MAX_SHORT_TEST_DURATION 3 /* 3 seconds */
+
+
+/*
+ * Stuff for Time Test 27
+ */
+
+#include <c4xio.h>
+#define MUST_WAIT_FOR_INTERRUPT 0
+
+/* XXX */
+#define Install_tm27_vector( _handler ) \
+ set_vector( (_handler), 0x20, 1 )
+
+#define Cause_tm27_intr() \
+ do { \
+ __asm__ volatile ( "trapu 0" ); \
+ } while (0)
+
+#define Clear_tm27_intr() \
+ do { \
+ ; \
+ } while (0)
+
+#define Lower_tm27_intr() \
+ do { \
+ c4x_global_interrupts_enable(); \
+ } while (0)
+
+/* Constants */
+
+/*
+ * Device Driver Table Entries
+ */
+
+/*
+ * NOTE: Use the standard Console driver entry
+ */
+
+/*
+ * NOTE: Use the standard Clock driver entry
+ */
+
+
+/*
+ * Information placed in the linkcmds file.
+ */
+
+/* functions */
+
+void bsp_start( void );
+
+void bsp_cleanup( void );
+
+rtems_isr_entry set_vector( /* returns old vector */
+ rtems_isr_entry handler, /* isr routine */
+ rtems_vector_number vector, /* vector number */
+ int type /* RTEMS or RAW intr */
+);
+
+void BSP_fatal_return( void );
+
+void bsp_spurious_initialize( void );
+
+extern rtems_configuration_table BSP_Configuration; /* owned by BSP */
+
+extern rtems_cpu_table Cpu_table; /* owned by BSP */
+
+extern rtems_unsigned32 bsp_isr_level;
+
+#endif /* ASM */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+/* end of include file */
diff --git a/c/src/lib/libbsp/c4x/c4xsim/include/simio.h b/c/src/lib/libbsp/c4x/c4xsim/include/simio.h
new file mode 100644
index 0000000000..782e88c258
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/include/simio.h
@@ -0,0 +1,25 @@
+/*
+ * C4x simulator IO interface routines based on code provided
+ * by Herman ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+ *
+ * $Id$
+ */
+
+#ifndef __C4X_SIMIO_IFACE_h
+#define __C4X_SIMIO_IFACE_h
+
+#include <stdio.h>
+
+void sim_exit(void);
+int sim_open(const char *path, int flags, int fno);
+int sim_close(int fno);
+int sim_read(int fno, char *buf, unsigned count);
+int sim_write(int fno, const char *buf, unsigned count);
+fpos_t sim_lseek(int fno, fpos_t offset, int origin);
+int sim_unlink(const char *path);
+int sim_rename(const char *old, const char *new);
+char *sim_getenv(const char *str);
+int sim_gettime(void);
+int sim_getclock(void);
+
+#endif
diff --git a/c/src/lib/libbsp/c4x/c4xsim/start/Makefile.am b/c/src/lib/libbsp/c4x/c4xsim/start/Makefile.am
new file mode 100644
index 0000000000..824d7a22c5
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/start/Makefile.am
@@ -0,0 +1,32 @@
+##
+## $Id$
+##
+
+AUTOMAKE_OPTIONS = foreign 1.4
+
+PGM = $(ARCH)/start.o
+
+S_FILES = start.S
+S_O_FILES = $(S_FILES:%.S=$(ARCH)/%.o)
+
+OBJS = $(S_O_FILES)
+
+include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
+include $(top_srcdir)/../../../../../../automake/lib.am
+
+#
+# (OPTIONAL) Add local stuff here using +=
+#
+
+$(PROJECT_RELEASE)/lib/start$(LIB_VARIANT).o: $(PGM)
+ $(INSTALL_DATA) $< $@
+
+TMPINSTALL_FILES += $(PROJECT_RELEASE)/lib/start$(LIB_VARIANT).o
+
+all-local: $(ARCH) $(OBJS) $(PGM) $(TMPINSTALL_FILES)
+
+.PRECIOUS: $(PGM)
+
+EXTRA_DIST = start.S
+
+include $(top_srcdir)/../../../../../../automake/local.am
diff --git a/c/src/lib/libbsp/c4x/c4xsim/start/start.S b/c/src/lib/libbsp/c4x/c4xsim/start/start.S
new file mode 100644
index 0000000000..2123fc24c3
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/start/start.S
@@ -0,0 +1,71 @@
+/*
+ * This start.S is a combination of the files boot.s and crt0.s
+ * provided by Herman ...XXX
+ */
+
+ ; .file "crt0.s"
+ .ref _c_int00
+ .global start
+ .global _start
+
+ .if .tms320C40
+
+ .sect ".const"
+mem_control:
+ .word 000100000h
+mem_data:
+ .word 03ef78050h
+
+ .text
+start:
+_start:
+ ldi 0800h,st
+ ldp @mem_control
+ ldi @mem_control,ar0
+ ldp @mem_data
+ ldi @mem_data,r0
+ sti r0,*+ar0(0)
+ sti r0,*+ar0(4)
+ br _c_int00
+
+ .else
+
+ .sect ".const"
+mem_control:
+ .word 000808000h
+mem_data:
+ .word 000001f00h
+
+ .text
+start:
+_start:
+ ldi 0800h,st
+ ldp @mem_control
+ ldi @mem_control,ar0
+ ldp @mem_data
+ ldi @mem_data,r0
+ sti r0,*+ar0(0)
+ sti r0,*+ar0(4)
+ br _c_int00
+
+ .endif
+ ; .file "boot.s"
+ .global __stack
+ .global _c_int00
+ .ref .bss
+ .ref _boot_card
+ .ref _exit
+
+__stack: .usect ".stack",0
+ .text
+stack_addr: .word __stack
+
+_c_int00:
+ ldp stack_addr
+ ldi @stack_addr,sp
+ ldi sp,ar3
+ ldp .bss ; For the small model, set up the DP to .bss
+ ldi 0,ar2 ; make sure argc=0 with regparm
+ push ar2 ; and memparm
+ call _boot_card
+ call _sim_exit
diff --git a/c/src/lib/libbsp/c4x/c4xsim/startup/Makefile.am b/c/src/lib/libbsp/c4x/c4xsim/startup/Makefile.am
new file mode 100644
index 0000000000..e8319e2af0
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/startup/Makefile.am
@@ -0,0 +1,43 @@
+##
+## $Id$
+##
+
+AUTOMAKE_OPTIONS = foreign 1.4
+
+VPATH = @srcdir@:@srcdir@/../../shared:@srcdir@/../../../shared
+
+PGM = $(ARCH)/startup.rel
+
+C_FILES = bspclean.c bsplibc.c bsppost.c bspstart.c main.c bootcard.c sbrk.c \
+ setvec.c c3xspurious.c c4xspurious.c bspspuriousinit.c spurious.c \
+ gnatinstallhandler.c
+C_O_FILES = $(C_FILES:%.c=$(ARCH)/%.o)
+
+OBJS = $(C_O_FILES)
+
+include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
+include $(top_srcdir)/../../../../../../automake/lib.am
+
+#
+# (OPTIONAL) Add local stuff here using +=
+#
+
+# USE_INIT_FINI tells main.c what C++ help we need.
+
+# AM_CPPFLAGS += -DUSE_INIT_FINI
+
+$(PGM): $(OBJS)
+ $(make-rel)
+
+$(PROJECT_RELEASE)/lib/linkcmds: linkcmds
+ $(INSTALL_DATA) $< $@
+
+TMPINSTALL_FILES += $(PROJECT_RELEASE)/lib/linkcmds
+
+all-local: $(ARCH) $(OBJS) $(PGM) $(TMPINSTALL_FILES)
+
+.PRECIOUS: $(PGM)
+
+EXTRA_DIST = bspclean.c bspstart.c linkcmds setvec.c spurious.c
+
+include $(top_srcdir)/../../../../../../automake/local.am
diff --git a/c/src/lib/libbsp/c4x/c4xsim/startup/bspstart.c b/c/src/lib/libbsp/c4x/c4xsim/startup/bspstart.c
new file mode 100644
index 0000000000..34adabdc48
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/startup/bspstart.c
@@ -0,0 +1,124 @@
+/*
+ * This set of routines starts the application. It includes application,
+ * board, and monitor specific initialization and configuration.
+ * The generic CPU dependent initialization has been performed
+ * before any of these are invoked.
+ *
+ * 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.OARcorp.com/rtems/license.html.
+ *
+ * $Id$
+ */
+
+#include <bsp.h>
+#include <rtems/libio.h>
+
+#include <libcsupport.h>
+
+#include <string.h>
+
+/*
+ * The original table from the application and our copy of it with
+ * some changes.
+ */
+
+extern rtems_configuration_table Configuration;
+rtems_configuration_table BSP_Configuration;
+
+rtems_cpu_table Cpu_table;
+
+/*
+ * Use the shared implementations of the following routines
+ */
+
+void bsp_postdriver_hook(void);
+void bsp_libc_init( void *, unsigned32, int );
+extern void bsp_spurious_initialize();
+
+/*
+ * bsp_pretasking_hook
+ *
+ * BSP pretasking hook. Called just before drivers are initialized.
+ * Used to setup libc and install any BSP extensions.
+ */
+
+void bsp_pretasking_hook(void)
+{
+ extern void *_HeapStart;
+ extern rtems_unsigned32 _HeapSize;
+
+ bsp_libc_init(&_HeapStart, (unsigned int) &_HeapSize, 0);
+
+#ifdef RTEMS_DEBUG
+ rtems_debug_enable( RTEMS_DEBUG_ALL_MASK );
+#endif
+
+ bsp_spurious_initialize();
+}
+
+/*
+ * bsp_start
+ *
+ * This routine does the bulk of the system initialization.
+ */
+
+#include <bspIo.h>
+
+BSP_output_char_function_type BSP_output_char;
+BSP_polling_getchar_function_type BSP_poll_char;
+extern void C4X_BSP_output_char(char c);
+
+void bsp_start( void )
+{
+ extern void *_WorkspaceBase;
+ extern rtems_unsigned32 _WorkspaceMax;
+ /*
+ * Set up our hooks
+ * Make sure libc_init is done before drivers initialized so that
+ * they can use atexit()
+ */
+
+ Cpu_table.pretasking_hook = bsp_pretasking_hook; /* init libc, etc. */
+ Cpu_table.postdriver_hook = bsp_postdriver_hook;
+
+ /*
+ * SIS does zero out memory BUT only when IT begins execution. Thus
+ * if we want to have a clean slate in the workspace each time we
+ * begin execution of OUR application, then we must zero the workspace.
+ */
+ Cpu_table.do_zero_of_workspace = FALSE;
+
+ /*
+ * This should be enough interrupt stack.
+ */
+
+ Cpu_table.interrupt_stack_size = 0;
+
+ BSP_Configuration.work_space_start = (void *)&_WorkspaceBase;
+ /* XXX check to see if satisfying small memory model */
+
+ if ( BSP_Configuration.work_space_size > (int) &_WorkspaceMax )
+ rtems_fatal_error_occurred( 0x43218765 );
+
+
+ /*
+ * Account for the console's resources
+ */
+
+ console_reserve_resources( &BSP_Configuration );
+
+ /*
+ * Add 1 extension for MPCI_fatal
+ */
+
+ if (BSP_Configuration.User_multiprocessing_table)
+ BSP_Configuration.maximum_extensions++;
+
+
+ BSP_output_char = C4X_BSP_output_char;
+ BSP_poll_char = (BSP_polling_getchar_function_type) NULL;
+}
diff --git a/c/src/lib/libbsp/c4x/c4xsim/startup/linkcmds b/c/src/lib/libbsp/c4x/c4xsim/startup/linkcmds
new file mode 100644
index 0000000000..87f46ad7af
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/startup/linkcmds
@@ -0,0 +1,76 @@
+OUTPUT_FORMAT("coff-c4x")
+ __SYSMEM_SIZE = DEFINED(__SYSMEM_SIZE) ? __SYSMEM_SIZE : 0x4000;
+ __STACK_SIZE = DEFINED(__STACK_SIZE) ? __STACK_SIZE : 0x1000;
+ __HeapSize = DEFINED(__HeapSize) ? __HeapSize : 0x10000;
+ __WorkspaceMax = DEFINED(__WorkspaceMax) ? __WorkspaceMax : 256K;
+ __ClockFrequency = DEFINED(_ClockFrequency) ? _ClockFrequency : 50;
+ENTRY(_start)
+SECTIONS
+{
+ .vectors : {
+ . += 4 * 64;
+ }
+ .text 0x200 : {
+ *(.text)
+ ___CTOR_LIST__ = .;
+ LONG(___CTOR_END__ - ___CTOR_LIST__ - 2)
+ *(.ctors)
+ LONG(0);
+ ___CTOR_END__ = .;
+ ___DTOR_LIST__ = .;
+ LONG(___DTOR_END__ - ___DTOR_LIST__ - 2)
+ *(.dtors)
+ LONG(0)
+ ___DTOR_END__ = .;
+ }
+ .init : { *(.init) }
+ .fini : { *(.fini) }
+ .const :
+ {
+ *(.const)
+ }
+ .cinit :
+ {
+ *(.cinit)
+ }
+ .data :
+ {
+ *(.data)
+ }
+ .comms : {
+ *(.comms)
+ }
+ .bss : {
+
+ .bss = .;
+ *(.bss)
+ *(COMMON)
+ }
+ .stack :
+ {
+ *(.stack)
+ . = . + __STACK_SIZE;
+ }
+ .heap :
+ {
+ __HeapStart = .;
+ . += __HeapSize;
+ __WorkspaceBase = .;
+ . += __WorkspaceMax;
+ }
+/*
+ .sysmem :
+ {
+ *(.sysmem)
+ }
+*/
+ .stab 0 :
+ {
+ [ .stab ]
+ }
+ .stabstr 0 :
+ {
+ [ .stabstr ]
+ }
+/* The TI tools sets cinit to -1 if the ram model is used. */
+}
diff --git a/c/src/lib/libbsp/c4x/c4xsim/startup/spurious.c b/c/src/lib/libbsp/c4x/c4xsim/startup/spurious.c
new file mode 100644
index 0000000000..60872cd54d
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/startup/spurious.c
@@ -0,0 +1,33 @@
+/*
+ * CXX Simulator Spurious Trap Handler Assistant
+ *
+ * This is just enough of a trap handler to let us know what
+ * the likely source of the trap was.
+ *
+ * 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.OARcorp.com/rtems/license.html.
+ *
+ * $Id$
+ */
+
+#include <bsp.h>
+#include <bspIo.h>
+#include <simio.h>
+
+/*
+ * bsp_spurious_handler_assistant
+ *
+ * We can't recover so just return to gdb.
+ */
+
+void bsp_spurious_handler_assistant(
+ rtems_vector_number vector,
+ CPU_Interrupt_frame *isf
+)
+{
+ sim_exit();
+}
diff --git a/c/src/lib/libbsp/c4x/c4xsim/timer/Makefile.am b/c/src/lib/libbsp/c4x/c4xsim/timer/Makefile.am
new file mode 100644
index 0000000000..7f16dcc233
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/timer/Makefile.am
@@ -0,0 +1,32 @@
+##
+## $Id$
+##
+
+AUTOMAKE_OPTIONS = foreign 1.4
+
+PGM = $(ARCH)/timer.rel
+
+C_FILES = timer.c
+C_O_FILES = $(C_FILES:%.c=$(ARCH)/%.o)
+
+OBJS = $(C_O_FILES)
+
+include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
+include $(top_srcdir)/../../../../../../automake/lib.am
+
+#
+# (OPTIONAL) Add local stuff here using +=
+#
+
+$(PGM): $(OBJS)
+ $(make-rel)
+
+# the .rel file built here will be put into libbsp.a by ../wrapup/Makefile
+
+all-local: $(ARCH) $(OBJS) $(PGM)
+
+.PRECIOUS: $(PGM)
+
+EXTRA_DIST = timer.c
+
+include $(top_srcdir)/../../../../../../automake/local.am
diff --git a/c/src/lib/libbsp/c4x/c4xsim/timer/timer.c b/c/src/lib/libbsp/c4x/c4xsim/timer/timer.c
new file mode 100644
index 0000000000..b32166c330
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/timer/timer.c
@@ -0,0 +1,117 @@
+/* timer.c
+ *
+ * This file manages the benchmark timer used by the RTEMS Timing Test
+ * Suite. Each measured time period is demarcated by calls to
+ * Timer_initialize() and Read_timer(). Read_timer() usually returns
+ * the number of microseconds since Timer_initialize() exitted.
+ *
+ * NOTE: It is important that the timer start/stop overhead be
+ * determined when porting or modifying this code.
+ *
+ * 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.OARcorp.com/rtems/license.html.
+ *
+ * $Id$
+ */
+
+#include <rtems.h>
+#include <bsp.h>
+#include <c4xio.h>
+
+rtems_unsigned32 Timer_interrupts;
+rtems_boolean Timer_driver_Find_average_overhead;
+
+static unsigned32 start;
+
+void Timer_initialize( void )
+{
+
+ /*
+ * Timer has never overflowed. This may not be necessary on some
+ * implemenations of timer but ....
+ */
+
+
+ c4x_timer_stop(C4X_TIMER_0);
+ c4x_timer_set_period(C4X_TIMER_0, 0xffffffff); /* so no interupts */
+ c4x_timer_start(C4X_TIMER_0);
+ start = c4x_timer_get_counter(C4X_TIMER_0);
+
+ Timer_interrupts = 0;
+
+ /*
+ * Somehow start the timer
+ */
+}
+
+/*
+ * The following controls the behavior of Read_timer().
+ *
+ * AVG_OVEREHAD is the overhead for starting and stopping the timer. It
+ * is usually deducted from the number returned.
+ *
+ * LEAST_VALID is the lowest number this routine should trust. Numbers
+ * below this are "noise" and zero is returned.
+ */
+
+#define AVG_OVERHEAD 0 /* It typically takes X.X microseconds */
+ /* (Y countdowns) to start/stop the timer. */
+ /* This value is in microseconds. */
+#define LEAST_VALID 1 /* Don't trust a clicks value lower than this */
+
+int Read_timer( void )
+{
+ rtems_unsigned32 clicks;
+ rtems_unsigned32 total;
+ int tmp;
+
+ /*
+ * Read the timer and see how many clicks it has been since we started.
+ */
+
+ clicks = c4x_timer_get_counter(C4X_TIMER_0);
+ clicks -= start;
+
+ /*
+ * Total is calculated by taking into account the number of timer overflow
+ * interrupts since the timer was initialized and clicks since the last
+ * interrupts.
+ */
+
+ total = clicks * 1;
+
+ if ( Timer_driver_Find_average_overhead == 1 ) {
+ return total; /* in count units where each count is */
+ /* 1 / (clock frequency/2) */
+ } else {
+ if ( total < LEAST_VALID )
+ return 0; /* below timer resolution */
+ /*
+ * Somehow convert total into microseconds
+ */
+ tmp = (int) ((float) total * ((1.0 / 25.0)));
+ return (tmp - AVG_OVERHEAD);
+ }
+}
+
+/*
+ * Empty function call used in loops to measure basic cost of looping
+ * in Timing Test Suite.
+ */
+
+rtems_status_code Empty_function( void )
+{
+ return RTEMS_SUCCESSFUL;
+}
+
+void Set_find_average_overhead(
+ rtems_boolean find_flag
+)
+{
+ Timer_driver_Find_average_overhead = find_flag;
+}
+
diff --git a/c/src/lib/libbsp/c4x/c4xsim/tools/Makefile.am b/c/src/lib/libbsp/c4x/c4xsim/tools/Makefile.am
new file mode 100644
index 0000000000..fd48f4ee00
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/tools/Makefile.am
@@ -0,0 +1,15 @@
+##
+## $Id$
+##
+
+AUTOMAKE_OPTIONS = foreign 1.4
+ACLOCAL_AMFLAGS = -I $(RTEMS_TOPdir)/aclocal
+
+noinst_SCRIPTS=runtest
+
+#HACK: install to build-tree
+all-local: $(SCRIPTS)
+ $(mkinstalldirs) $(PROJECT_ROOT)/$(RTEMS_BSP)/tests
+ $(INSTALL_SCRIPT) runtest $(PROJECT_ROOT)/$(RTEMS_BSP)/tests/runtest
+
+include $(top_srcdir)/../../../../../../../automake/local.am
diff --git a/c/src/lib/libbsp/c4x/c4xsim/tools/configure.in b/c/src/lib/libbsp/c4x/c4xsim/tools/configure.in
new file mode 100644
index 0000000000..47f6b0417f
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/tools/configure.in
@@ -0,0 +1,23 @@
+dnl Process this file with autoconf to produce a configure script.
+dnl
+dnl $Id$
+
+AC_INIT(runtest.in)
+RTEMS_TOP(../../../../../../..)
+AC_CONFIG_AUX_DIR(../../../../../../..)
+
+RTEMS_CANONICAL_TARGET_CPU
+
+AM_INIT_AUTOMAKE(rtems-c-src-lib-libbsp-c4x-c4xsim-tools,$RTEMS_VERSION,no)
+AM_MAINTAINER_MODE
+
+RTEMS_PATH_KSH
+RTEMS_ENV_RTEMSBSP
+
+RTEMS_PROJECT_ROOT
+RTEMS_TOOLPATHS
+
+# Explicitly list all Makefiles here
+AC_OUTPUT(
+Makefile
+runtest)
diff --git a/c/src/lib/libbsp/c4x/c4xsim/tools/runtest.in b/c/src/lib/libbsp/c4x/c4xsim/tools/runtest.in
new file mode 100644
index 0000000000..2814c2a1e3
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/tools/runtest.in
@@ -0,0 +1,331 @@
+#!@KSH@ -p
+#
+# $Id$
+#
+# Run rtems tests on the c4x simulator built into gdb
+# This program generates a simulator script to run each test
+# Typically the test is then run, although it can be generated
+# and left as a file using -s
+#
+
+# progname=`basename $0`
+progname=${0##*/} # fast basename hack for ksh, bash
+
+USAGE=\
+"usage: $progname [ -opts ] test [ test ... ]
+ -o options -- specify options to be passed to simulator
+ -v -- verbose
+ -s -- generate script file (as 'test'.ss) and exit
+ -l logdir -- specify log directory (default is 'logdir')
+
+ Specify test as 'test' or 'test.exe'.
+ All multiprocessing tests *must* be specified simply as 'mp01', etc.
+"
+
+# export everything
+set -a
+
+# log an error to stderr
+prerr()
+{
+ echo "$*" >&2
+}
+
+fatal() {
+ [ "$1" ] && prerr $*
+ prerr "$USAGE"
+ exit 1
+}
+
+warn() {
+ [ "$1" ] && prerr $*
+}
+
+# print args, 1 per line
+ml_echo()
+{
+ for l
+ do
+ echo "$l"
+ done
+}
+
+# run at normal and signalled exit
+test_exit()
+{
+ exit_code=$1
+
+ rm -f ${statfile}* ${scriptfile}* ${logfile}.tmp*
+ [ "$sim_pid" ] && kill -9 $sim_pid
+
+ exit $exit_code
+}
+
+#
+# process the options
+#
+# defaults for getopt vars
+#
+# max_run_time is defaulted to 5 minutes
+#
+
+verbose=""
+extra_options=""
+script_and_exit=""
+stdio_setup="yes"
+run_to_completion="yes"
+logdir=log
+update_on_tick="no"
+max_run_time=$((6 * 60)) # is 5 on other simulators.
+using_print_buffer="yes"
+
+while getopts vhr12o:c:sl:t OPT
+do
+ case "$OPT" in
+ v)
+ verbose="yes";;
+ s)
+ script_and_exit="yes"
+ run_to_completion="no"
+ stdio_setup="no";;
+ l)
+ logdir="$OPTARG";;
+ o)
+ extra_options="$OPTARG";;
+ *)
+ fatal;;
+ esac
+done
+
+let $((shiftcount = $OPTIND - 1))
+shift $shiftcount
+
+args=$*
+
+#
+# Run the tests
+#
+
+tests="$args"
+if [ ! "$tests" ]
+then
+ set -- `echo *.exe`
+ tests="$*"
+fi
+
+[ -d $logdir ] ||
+ mkdir $logdir || fatal "could not create log directory ($logdir)"
+
+cpus=1
+
+# where the tmp files go
+statfile=/tmp/stats$$
+scriptfile=/tmp/script$$
+
+trap "test_exit" 1 2 3 13 14 15
+
+for tfile in $tests
+do
+
+ tname=`basename $tfile .exe`
+ TEST_TYPE="single"
+
+ case $tname in
+ monitor)
+ if [ $run_to_completion = "yes" ]
+ then
+ warn "Skipping $tname; it is interactive"
+ continue
+ fi
+ ;;
+ *-node2*)
+ fatal "MP tests not supported"
+ warn "Skipping $tname; 'runtest' runs both nodes when for *-node1"
+ continue;;
+ *-node1*)
+ fatal "MP tests not supported"
+ warn "Running both nodes associated with $tname"
+ tname=`echo $tname | sed 's/-node.*//'`
+ TEST_TYPE="mp"
+ ;;
+ stackchk*|spfatal*|malloctest*|termio*)
+ warn "Skipping $tname; it locks up or takes a VERY long time to run"
+ continue
+ ;;
+ esac
+
+ # Change the title bar to indicate which test we are running
+ # The simulator screen doesn't provide any indication
+
+ logfile=$logdir/$tname
+ infofile=$logfile.info
+
+ rm -f ${statfile}* ${scriptfile}* ${logfile}.tmp*
+
+ date=`date`
+ echo "Starting $tname at $date"
+
+ # Generate a script file to get the work done.
+ # The script file must do the following:
+ #
+ # load the program (programs if MP test)
+ # arrange for capture of output
+ # run the program
+ # produce statistics
+
+ {
+ case $TEST_TYPE in
+ "mp")
+ fatal "MP tests not supported"
+ ;;
+
+ # All other tests (single-processor)
+ *)
+ echo "target sim -3"
+ echo "sim m r 0"
+ echo "sim m w 0"
+ echo "load"
+ echo ""
+ echo "printf \"START_OF_TEST\\n\""
+ echo "run"
+ echo "printf \"END_OF_TEST\\n\""
+ echo "quit"
+ ;;
+ esac
+
+ } > ${scriptfile}
+
+ if [ "$script_and_exit" = "yes" ]
+ then
+ mv ${scriptfile} $tname.ss
+ warn "script left in $tname.ss"
+ test_exit 0
+ fi
+
+ # Spin off the simulator in the background
+ c4x-rtems-gdb $extra_options -n \
+ --command ${scriptfile} ${tfile} >${logfile}.tmp 2>&1 &
+ sim_pid=$!
+
+ # Make sure it won't run forever...
+ {
+ time_run=0
+ while [ $time_run -lt $max_run_time ]
+ do
+ # sleep 10s at a time waiting for job to finish or timer to expire
+ # if job has exited, then we exit, too.
+ sleep 10
+ if kill -0 $sim_pid 2>/dev/null
+ then
+ time_run=$((time_run + 10))
+ else
+ exit 0
+ fi
+ done
+
+ kill -2 $sim_pid 2>/dev/null
+ { sleep 5; kill -9 $sim_pid 2>/dev/null; } &
+ } &
+
+ wait $sim_pid
+ status=$?
+ if [ $status -ne 0 ]
+ then
+ ran_too_long="yes"
+ else
+ ran_too_long="no"
+ fi
+
+ sim_pid=""
+
+ # fix up the printf output from the test
+ case $TEST_TYPE in
+ mp)
+ fatal "MP not supported"
+ ;;
+ *)
+ output_it=0
+ clean_exit=0
+ sed -e '1,9d' \
+ -e 's/ //' -e '/^$/d' < ${logfile}.tmp |
+ while read line
+ do
+ if [ $output_it -eq 1 ] ; then
+ case $line in
+ END_OF_TEST*)
+ output_it=0
+ ;;
+ *simio.c:86*)
+ output_it=0
+ clean_exit=1
+ ;;
+ *)
+ echo "$line"
+ ;;
+ esac
+ else
+ if [ "$line" = "START_OF_TEST" ] ; then
+ output_it=1
+ fi
+ fi
+ done > ${logfile}_1
+ if [ ${clean_exit} -eq 0 ] ; then
+ mv ${logfile}_1 ${logfile}_1.XXX
+ sed -e '/^Program received signal SIGTRAP/d' \
+ <${logfile}_1.XXX >${logfile}_1
+ rm -f ${logfile}_1.XXX
+ fi
+ ;;
+ esac
+
+ # Create the info files
+ for cpu in $cpus
+ do
+ {
+ echo "$date"
+ echo "Test run on: `uname -n` ( `uname -a` )"
+
+ output_it=1
+ sed -e 's/ //' < ${logfile}.tmp |
+ while read line
+ do
+ if [ $output_it -eq 0 ] ; then
+ if [ "$line" = "END_OF_TEST" ] ; then
+ output_it=1
+ fi
+ else
+ if [ "$line" = "START_OF_TEST" ] ; then
+ output_it=0
+ else
+ echo "$line"
+ fi
+ fi
+ done
+
+
+ if [ "$ran_too_long" = "yes" ]
+ then
+ echo "Test did NOT finish normally; killed after $max_run_time seconds"
+ fi
+
+ echo
+ date;
+ } > ${infofile}_$cpu
+ done
+
+ rm -f ${logfile}.tmp*
+
+ if [ "$cpus" = "1" ]
+ then
+ mv ${infofile}_1 ${infofile}
+ mv ${logfile}_1 ${logfile}
+ fi
+
+done
+
+test_exit 0
+
+# Local Variables: ***
+# mode:ksh ***
+# End: ***
+
diff --git a/c/src/lib/libbsp/c4x/c4xsim/wrapup/Makefile.am b/c/src/lib/libbsp/c4x/c4xsim/wrapup/Makefile.am
new file mode 100644
index 0000000000..6e3c0f8144
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/wrapup/Makefile.am
@@ -0,0 +1,35 @@
+##
+## $Id$
+##
+
+AUTOMAKE_OPTIONS = foreign 1.4
+
+BSP_PIECES = startup console clock timer
+# pieces to pick up out of libcpu/sparc
+CPU_PIECES =
+
+# bummer; have to use $foreach since % pattern subst rules only replace 1x
+OBJS = $(foreach piece, $(BSP_PIECES), $(wildcard ../$(piece)/$(ARCH)/*.o)) \
+ $(foreach piece, $(CPU_PIECES), ../../../../libcpu/$(RTEMS_CPU)/$(piece)/$(ARCH)/$(piece).rel)
+LIB = $(ARCH)/libbsp.a
+
+include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
+include $(top_srcdir)/../../../../../../automake/lib.am
+
+#
+# (OPTIONAL) Add local stuff here using +=
+#
+
+$(LIB): $(OBJS)
+ $(make-library)
+
+$(PROJECT_RELEASE)/lib/libbsp$(LIB_VARIANT).a: $(LIB)
+ $(INSTALL_DATA) $< $@
+
+TMPINSTALL_FILES += $(PROJECT_RELEASE)/lib/libbsp$(LIB_VARIANT).a
+
+all-local: $(ARCH) $(OBJS) $(LIB) $(TMPINSTALL_FILES)
+
+.PRECIOUS: $(LIB)
+
+include $(top_srcdir)/../../../../../../automake/local.am