[PATCH] i386/virtualpok BSP, virtual BSP to be used with POK, build with enable-paravirt
Joel Sherrill
joel.sherrill at OARcorp.com
Mon Jan 6 17:24:30 UTC 2014
On 1/6/2014 11:13 AM, Philipp Eppelt wrote:
> Where are we on this?
I think I was OK on it. If Gedare is also, then it should be merged.
--joel
> On 12/06/2013 03:40 PM, Gedare Bloom wrote:
>> I'm generally OK with these 2 patches.
>>
>> On Thu, Dec 5, 2013 at 10:59 AM, Philipp Eppelt
>> <philipp.eppelt at mailbox.tu-dresden.de> wrote:
>>> ---
>>> c/src/lib/libbsp/i386/acinclude.m4 | 2 +
>>> c/src/lib/libbsp/i386/virtualpok/Makefile.am | 87 +++++++
>>> c/src/lib/libbsp/i386/virtualpok/README.virt | 23 ++
>>> c/src/lib/libbsp/i386/virtualpok/bsp_specs | 14 ++
>>> c/src/lib/libbsp/i386/virtualpok/clock/ckinit.c | 139 ++++++++++++
>>> c/src/lib/libbsp/i386/virtualpok/configure.ac | 23 ++
>>> c/src/lib/libbsp/i386/virtualpok/console/console.c | 184 +++++++++++++++
>>> c/src/lib/libbsp/i386/virtualpok/include/bsp.h | 53 +++++
>>> .../virtualpok/include/virtualizationlayerbsp.h | 62 +++++
>>> c/src/lib/libbsp/i386/virtualpok/irq/irq.c | 85 +++++++
>>> c/src/lib/libbsp/i386/virtualpok/irq/irq.h | 79 +++++++
>>> .../i386/virtualpok/make/custom/virtualpok.cfg | 17 ++
>>> c/src/lib/libbsp/i386/virtualpok/preinstall.am | 79 +++++++
>>> c/src/lib/libbsp/i386/virtualpok/start/start.S | 37 +++
>>> .../i386/virtualpok/startup/bspgetworkarea.c | 102 +++++++++
>>> .../lib/libbsp/i386/virtualpok/startup/bspstart.c | 41 ++++
>>> c/src/lib/libbsp/i386/virtualpok/startup/linkcmds | 251 +++++++++++++++++++++
>>> 17 files changed, 1278 insertions(+)
>>> create mode 100644 c/src/lib/libbsp/i386/virtualpok/Makefile.am
>>> create mode 100644 c/src/lib/libbsp/i386/virtualpok/README.virt
>>> create mode 100644 c/src/lib/libbsp/i386/virtualpok/bsp_specs
>>> create mode 100644 c/src/lib/libbsp/i386/virtualpok/clock/ckinit.c
>>> create mode 100644 c/src/lib/libbsp/i386/virtualpok/configure.ac
>>> create mode 100644 c/src/lib/libbsp/i386/virtualpok/console/console.c
>>> create mode 100644 c/src/lib/libbsp/i386/virtualpok/include/bsp.h
>>> create mode 100644 c/src/lib/libbsp/i386/virtualpok/include/virtualizationlayerbsp.h
>>> create mode 100644 c/src/lib/libbsp/i386/virtualpok/irq/irq.c
>>> create mode 100644 c/src/lib/libbsp/i386/virtualpok/irq/irq.h
>>> create mode 100644 c/src/lib/libbsp/i386/virtualpok/make/custom/virtualpok.cfg
>>> create mode 100644 c/src/lib/libbsp/i386/virtualpok/preinstall.am
>>> create mode 100644 c/src/lib/libbsp/i386/virtualpok/start/start.S
>>> create mode 100644 c/src/lib/libbsp/i386/virtualpok/startup/bspgetworkarea.c
>>> create mode 100644 c/src/lib/libbsp/i386/virtualpok/startup/bspstart.c
>>> create mode 100644 c/src/lib/libbsp/i386/virtualpok/startup/linkcmds
>>>
>>> diff --git a/c/src/lib/libbsp/i386/acinclude.m4 b/c/src/lib/libbsp/i386/acinclude.m4
>>> index a2f2384..2d60714 100644
>>> --- a/c/src/lib/libbsp/i386/acinclude.m4
>>> +++ b/c/src/lib/libbsp/i386/acinclude.m4
>>> @@ -4,6 +4,8 @@ AC_DEFUN([RTEMS_CHECK_BSPDIR],
>>> case "$1" in
>>> pc386 )
>>> AC_CONFIG_SUBDIRS([pc386]);;
>>> + virtualpok )
>>> + AC_CONFIG_SUBDIRS([virtualpok]);;
>>> *)
>>> AC_MSG_ERROR([Invalid BSP]);;
>>> esac
>>> diff --git a/c/src/lib/libbsp/i386/virtualpok/Makefile.am b/c/src/lib/libbsp/i386/virtualpok/Makefile.am
>>> new file mode 100644
>>> index 0000000..e545962
>>> --- /dev/null
>>> +++ b/c/src/lib/libbsp/i386/virtualpok/Makefile.am
>>> @@ -0,0 +1,87 @@
>>> +##
>>> +
>>> +ACLOCAL_AMFLAGS = -I ../../../../aclocal
>>> +
>>> +include $(top_srcdir)/../../../../automake/compile.am
>>> +include $(top_srcdir)/../../bsp.am
>>> +
>>> +include_bspdir = $(includedir)/bsp
>>> +
>>> +dist_project_lib_DATA = bsp_specs
>>> +
>>> +include_HEADERS = include/bsp.h
>>> +include_HEADERS += ../../shared/include/tm27.h
>>> +include_HEADERS += include/virtualizationlayerbsp.h
>>> +#include_HEADERS += include/virtualizationlayercpu.h
>>> +
>>> +nodist_include_HEADERS = include/bspopts.h
>>> +nodist_include_bsp_HEADERS = ../../shared/include/bootcard.h
>>> +DISTCLEANFILES = include/bspopts.h
>>> +noinst_PROGRAMS =
>>> +
>>> +include_bsp_HEADERS = irq/irq.h
>>> +include_bsp_HEADERS += ../../shared/include/irq-generic.h
>>> +#include_bsp_HEADERS +=
>>> +
>>> +nodist_include_HEADERS += ../../shared/include/coverhd.h
>>> +
>>> +#noinst_LIBRARIES = libbspstart.a
>>> +#libbspstart_a_SOURCES = start/_start.S
>>> +
>>> +dist_project_lib_DATA += startup/linkcmds
>>> +
>>> +noinst_LIBRARIES = libbsp.a
>>> +libbsp_a_SOURCES =
>>> +
>>> +# startup
>>> +libbsp_a_SOURCES += start/start.S
>>> +project_lib_DATA = start.$(OBJEXT)
>>> +libbsp_a_SOURCES += ../../shared/bspclean.c
>>> +libbsp_a_SOURCES += ../../shared/bsplibc.c
>>> +libbsp_a_SOURCES += ../../shared/bsppretaskinghook.c
>>> +libbsp_a_SOURCES += ../../shared/bsppredriverhook.c
>>> +libbsp_a_SOURCES += startup/bspgetworkarea.c
>>> +libbsp_a_SOURCES += ../../shared/bsppost.c
>>> +libbsp_a_SOURCES += startup/bspstart.c
>>> +libbsp_a_SOURCES += ../../shared/bootcard.c
>>> +libbsp_a_SOURCES += ../../shared/sbrk.c
>>> +libbsp_a_SOURCES += ../../shared/gnatinstallhandler.c
>>> +libbsp_a_SOURCES += ../../shared/bspreset_loop.c
>>> +libbsp_a_SOURCES += irq/irq.c
>>> +libbsp_a_SOURCES += ../../shared/src/irq-generic.c
>>> +# TODO I don't really need an IDT, don't I?
>>> +libbsp_a_SOURCES += ../../i386/shared/irq/idt.c
>>> +
>>> +# clock
>>> +libbsp_a_SOURCES += clock/ckinit.c
>>> +# console
>>> +libbsp_a_SOURCES += console/console.c
>>> +# timer
>>> +#libbsp_a_SOURCES += timer/timer.c timer/timerisr.c
>>> +
>>> +libbsp_a_LIBADD = ../../../libcpu/@RTEMS_CPU@/cache.rel
>>> +libbsp_a_LIBADD += ../../../libcpu/@RTEMS_CPU@/page.rel
>>> +libbsp_a_LIBADD += ../../../libcpu/@RTEMS_CPU@/score.rel
>>> +
>>> +noinst_LIBRARIES += libpokpart.a
>>> +
>>> +libpokpart.a :
>>> + cp -u $(top_srcdir)/libpart.a .
>>> + ar t libpart.a > libpart.list
>>> + sed -e "s/\.lo/\.o/g" libpart.list > libpart.o.list
>>> + ar x libpart.a
>>> + rename .lo .o `cat libpart.list`
>>> + ar q libbsp.a `cat libpart.o.list`
>>> +# ar cru libpokpart.a `cat libpart.o.list`
>>> +# rm `cat libpart.o.list` is optional as all files get overwritten with new
>>> +# ones by 'ar x'. But I think it's bad style to remove object files during
>>> +# compilation.
>>> +
>>> +
>>> +#libpokpart_a_LIBADD = libpart.a
>>> +
>>> +
>>> +EXTRA_DIST = times
>>> +
>>> +include $(srcdir)/preinstall.am
>>> +include $(top_srcdir)/../../../../automake/local.am
>>> diff --git a/c/src/lib/libbsp/i386/virtualpok/README.virt b/c/src/lib/libbsp/i386/virtualpok/README.virt
>>> new file mode 100644
>>> index 0000000..47382ca
>>> --- /dev/null
>>> +++ b/c/src/lib/libbsp/i386/virtualpok/README.virt
>>> @@ -0,0 +1,23 @@
>>> +Author: Philipp Eppelt
>>> + philipp.eppelt at mailbox.tu-dresden.de
>>> +
>>> +This BSP is intended to be used with POK. Other hosts are currently not
>>> +supported.
>>> +
>>> +The BSP uses functions from the virtualization layer. The host system has to
>>> +provide a library implementing the function specified in the virtualization
>>> +layer. Otherwise the compilation process will fail.
>>> +
>>> +Further information on the project can be obtained in the RTEMS Wiki:
>>> +wiki.rtems.org/wiki/index.php/GSOC_2013_-_Paravirtualization_of_RTEMS
>>> +
>>> +
>>> +== ATTENTION ==
>>> +In order to build this BSP you need a library file called "libpart.a". This
>>> +file is produced by POK after you compiled the rtems-guest example found here:
>>> +https://github.com/phipse/pok
>>> +
>>> +Then you have to copy libpart.a to this folder. Now you should be able to
>>> +compile.
>>> +Further information can be found here:
>>> +http://phipse.github.io/rtems/blog/2013/07/08/HelloWorld/
>>> diff --git a/c/src/lib/libbsp/i386/virtualpok/bsp_specs b/c/src/lib/libbsp/i386/virtualpok/bsp_specs
>>> new file mode 100644
>>> index 0000000..861b21e
>>> --- /dev/null
>>> +++ b/c/src/lib/libbsp/i386/virtualpok/bsp_specs
>>> @@ -0,0 +1,14 @@
>>> +%rename lib old_lib
>>> +
>>> +*endfile:
>>> +crtend.o%s crtn.o%s
>>> +
>>> +*startfile:
>>> +%{!qrtems: %(old_startfile)} \
>>> +%{!nostdlib: %{qrtems: crti.o%s crtbegin.o%s }}
>>> +
>>> +*lib:
>>> +%{!qrtems: %(old_lib)} \
>>> +%{!nostdlib: %{qrtems: --start-group -lrtemsbsp -lrtemscpu -lc -lgcc --end-group \
>>> +%{!qnolinkcmds: -T linkcmds%s}}}
>>> +
>>> diff --git a/c/src/lib/libbsp/i386/virtualpok/clock/ckinit.c b/c/src/lib/libbsp/i386/virtualpok/clock/ckinit.c
>>> new file mode 100644
>>> index 0000000..d36eb3d
>>> --- /dev/null
>>> +++ b/c/src/lib/libbsp/i386/virtualpok/clock/ckinit.c
>>> @@ -0,0 +1,139 @@
>>> +/* ckinit.c
>>> + *
>>> + * This file provides a clock device driver to be used with the
>>> + * virtualizationlayer.
>>> + *
>>> + * COPYRIGHT (c) 2013.
>>> + * Philipp Eppelt.
>>> + *
>>> + * 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 <stdlib.h>
>>> +#include <stdio.h>
>>> +
>>> +#include <bsp.h>
>>> +#include <bsp/irq.h>
>>> +
>>> +#include <rtems.h>
>>> +#include <rtems/config.h>
>>> +#include <rtems/score/tod.h>
>>> +#include <rtems/score/watchdog.h>
>>> +#include <rtems/score/timestamp.h>
>>> +#include <assert.h>
>>> +#include <rtems/score/virtualizationlayercpu.h>
>>> +#include <virtualizationlayerbsp.h>
>>> +
>>> +
>>> +void Clock_isr(void *param);
>>> +static void Clock_isr_handler(void *param);
>>> +/*
>>> + * The interrupt vector number associated with the clock tick device
>>> + * driver.
>>> + */
>>> +
>>> +#define CLOCK_VECTOR 0x0
>>> +
>>> +/*
>>> + * Clock_driver_ticks is a monotonically increasing counter of the
>>> + * number of clock ticks since the driver was initialized.
>>> + */
>>> +
>>> +volatile uint32_t pc386_microseconds_per_isr;
>>> +volatile uint32_t pc386_isrs_per_tick;
>>> +volatile uint32_t Clock_driver_ticks;
>>> +
>>> +void (*Clock_driver_support_at_tick)(void) = NULL;
>>> +
>>> +#define Clock_driver_support_install_isr( _new, _old ) \
>>> + do { \
>>> + _old = NULL; \
>>> + } while(0)
>>> +
>>> +bool Clock_isr_enabled = false;
>>> +
>>> +static void Clock_isr_handler(void *param)
>>> +{
>>> + if ( Clock_isr_enabled )
>>> + Clock_isr( param );
>>> +} // Clock_isr_handler
>>> +
>>> +static void Clock_driver_support_at_tick_empty(void)
>>> +{
>>> +}
>>> +
>>> +/**
>>> + * @brief Enable clock device; start receiving clock interrupts.
>>> + */
>>> +static void clockOn(void)
>>> +{
>>> + pc386_isrs_per_tick = 1;
>>> + pc386_microseconds_per_isr = rtems_configuration_get_microseconds_per_tick();
>>> +
>>> + _CPU_Virtual_Irq_request( CLOCK_VECTOR );
>>> +} // clockOn
>>> +
>>> +/**
>>> + * @brief Disable clock device; stop receiving clock interrupts.
>>> + */
>>> +static void clockOff(void)
>>> +{
>>> + _CPU_Virtual_Irq_detach( CLOCK_VECTOR );
>>> +} // clockOff
>>> +
>>> +/**
>>> + * @brief Install the clock ISR in the RTEMS interrupt table.
>>> + */
>>> +void Clock_driver_install_handler(void);
>>> +void Clock_driver_install_handler(void)
>>> +{
>>> + rtems_status_code status;
>>> +
>>> + status = rtems_interrupt_handler_install(
>>> + BSP_PERIODIC_TIMER,
>>> + "ckinit",
>>> + RTEMS_INTERRUPT_UNIQUE,
>>> + Clock_isr_handler,
>>> + NULL
>>> + );
>>> + if(status != RTEMS_SUCCESSFUL)
>>> + printf( "ERROR: During clock interrupt handler install: %i\n", status);
>>> + else
>>> + printf( "CLOCK DRIVER installed successfully\n");
>>> +
>>> + clockOn();
>>> +} // Clock_driver_install_handler
>>> +
>>> +uint32_t (*Clock_driver_nanoseconds_since_last_tick)(void) = NULL;
>>> +
>>> +/**
>>> + * @brief Setup the clock driver.
>>> + */
>>> +void Clock_driver_support_initialize_hardware(void);
>>> +void Clock_driver_support_initialize_hardware(void)
>>> +{
>>> + Clock_driver_support_at_tick = Clock_driver_support_at_tick_empty;
>>> +
>>> + Clock_isr_enabled = true;
>>> +} // Clock_driver_support_initialize_hardware
>>> +
>>> +#define Clock_driver_support_shutdown_hardware() \
>>> + do { \
>>> + rtems_status_code status; \
>>> + clockOff(); \
>>> + status = rtems_interrupt_handler_remove( \
>>> + BSP_PERIODIC_TIMER, \
>>> + Clock_isr_handler, \
>>> + NULL \
>>> + ); \
>>> + assert(status == RTEMS_SUCCESSFUL); \
>>> + } while (0)
>>> +
>>> +
>>> +#include "../../../shared/clockdrv_shell.h"
>>> diff --git a/c/src/lib/libbsp/i386/virtualpok/configure.ac b/c/src/lib/libbsp/i386/virtualpok/configure.ac
>>> new file mode 100644
>>> index 0000000..eca01cc
>>> --- /dev/null
>>> +++ b/c/src/lib/libbsp/i386/virtualpok/configure.ac
>>> @@ -0,0 +1,23 @@
>>> +## Process this file with autoconf to produce a configure script.
>>> +##
>>> +
>>> +AC_PREREQ([2.68])
>>> +AC_INIT([rtems-c-src-lib-libbsp-i386-virtualpok],[_RTEMS_VERSION],[http://www.rtems.org/bugzilla])
>>> +AC_CONFIG_SRCDIR([bsp_specs])
>>> +RTEMS_TOP(../../../../../..)
>>> +
>>> +RTEMS_CANONICAL_TARGET_CPU
>>> +AM_INIT_AUTOMAKE([no-define nostdinc foreign 1.12.2])
>>> +RTEMS_BSP_CONFIGURE
>>> +
>>> +RTEMS_PROG_CC_FOR_TARGET
>>> +RTEMS_CANONICALIZE_TOOLS
>>> +RTEMS_PROG_CCAS
>>> +
>>> +AC_SUBST([RTEMS_ROOT],[${rtems_updir}'$(top_builddir)'])
>>> +
>>> +RTEMS_BSP_CLEANUP_OPTIONS(0, 0)
>>> +
>>> +# Explicitly list all Makefiles here
>>> +AC_CONFIG_FILES([Makefile])
>>> +AC_OUTPUT
>>> diff --git a/c/src/lib/libbsp/i386/virtualpok/console/console.c b/c/src/lib/libbsp/i386/virtualpok/console/console.c
>>> new file mode 100644
>>> index 0000000..51ff319
>>> --- /dev/null
>>> +++ b/c/src/lib/libbsp/i386/virtualpok/console/console.c
>>> @@ -0,0 +1,184 @@
>>> +/*
>>> + * This file contains the template for a console IO package.
>>> + *
>>> + * COPYRIGHT (c) 2013 Philipp Eppelt.
>>> + *
>>> + * 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.
>>> + *
>>> + */
>>> +
>>> +#define NO_BSP_INIT
>>> +
>>> +#include <bsp.h>
>>> +#include <rtems/libio.h>
>>> +#include <virtualizationlayerbsp.h>
>>> +
>>> +/**
>>> + * @brief Initializes the console.
>>> + */
>>> +rtems_device_driver console_initialize(
>>> + rtems_device_major_number major,
>>> + rtems_device_minor_number minor,
>>> + void *arg
>>> +)
>>> +{
>>> + rtems_status_code status;
>>> +
>>> + status = rtems_io_register_name(
>>> + "/dev/console",
>>> + major,
>>> + (rtems_device_minor_number) 0
>>> + );
>>> +
>>> + if (status != RTEMS_SUCCESSFUL)
>>> + {
>>> + rtems_fatal_error_occurred(status);
>>> + }
>>> +
>>> +// Virtual console init
>>> + status = _BSP_Virtual_Console_init();
>>> +
>>> + if( status != 0 )
>>> + {
>>> + rtems_fatal_error_occurred(status);
>>> + }
>>> +
>>> + return RTEMS_SUCCESSFUL;
>>> +}
>>> +
>>> +/**
>>> + * @brief Read a char from the virtual console (if supported).
>>> + */
>>> +char inbyte( void )
>>> +{
>>> + return _BSP_Virtual_Char_read();
>>> +}
>>> +
>>> +
>>> +/**
>>> + * @brief Write a char to the virtual console.
>>> + */
>>> +void outbyte(
>>> + char ch
>>> +)
>>> +{
>>> + _BSP_Virtual_Char_write(&ch);
>>> +}
>>> +
>>> +/* printk support */
>>> +BSP_output_char_function_type BSP_output_char = outbyte;
>>> +BSP_polling_getchar_function_type BSP_poll_char = inbyte;
>>> +
>>> +
>>> +/* Console support */
>>> +
>>> +/*
>>> + * It is mostly a translation of termios intended calls to the char by char
>>> + * printk interface.
>>> + */
>>> +
>>> +/**
>>> + * @brief Does nothing.
>>> + */
>>> +rtems_device_driver console_open(
>>> + rtems_device_major_number major,
>>> + rtems_device_minor_number minor,
>>> + void * arg
>>> +)
>>> +{
>>> + return RTEMS_SUCCESSFUL;
>>> +}
>>> +
>>> +/**
>>> + * @brief Does nothing.
>>> + */
>>> +rtems_device_driver console_close(
>>> + rtems_device_major_number major,
>>> + rtems_device_minor_number minor,
>>> + void * arg
>>> +)
>>> +{
>>> + return RTEMS_SUCCESSFUL;
>>> +}
>>> +
>>> +/*
>>> + * read bytes from the serial port. We only have stdin.
>>> + */
>>> +
>>> +/**
>>> + * @brief Looks like termios, but reads through inbyte() function.
>>> + */
>>> +rtems_device_driver console_read(
>>> + rtems_device_major_number major,
>>> + rtems_device_minor_number minor,
>>> + void * arg
>>> +)
>>> +{
>>> + rtems_libio_rw_args_t *rw_args;
>>> + char *buffer;
>>> + int maximum;
>>> + int count = 0;
>>> +
>>> + rw_args = (rtems_libio_rw_args_t *) arg;
>>> +
>>> + buffer = rw_args->buffer;
>>> + maximum = rw_args->count;
>>> +
>>> + for (count = 0; count < maximum; count++) {
>>> + buffer[ count ] = inbyte();
>>> + if (buffer[ count ] == '\n' || buffer[ count ] == '\r') {
>>> + buffer[ count++ ] = '\n';
>>> + break;
>>> + }
>>> + }
>>> +
>>> + rw_args->bytes_moved = count;
>>> + return (count >= 0) ? RTEMS_SUCCESSFUL : RTEMS_UNSATISFIED;
>>> +}
>>> +
>>> +/**
>>> + * @brief Looks like termios, but writes through outbyte() function.
>>> + */
>>> +rtems_device_driver console_write(
>>> + rtems_device_major_number major,
>>> + rtems_device_minor_number minor,
>>> + void * arg
>>> +)
>>> +{
>>> + int count;
>>> + int maximum;
>>> + rtems_libio_rw_args_t *rw_args;
>>> + char *buffer;
>>> +
>>> + rw_args = (rtems_libio_rw_args_t *) arg;
>>> +
>>> + buffer = rw_args->buffer;
>>> + maximum = rw_args->count;
>>> +
>>> + for (count = 0; count < maximum; count++) {
>>> + if ( buffer[ count ] == '\n') {
>>> + outbyte('\r');
>>> + }
>>> + outbyte( buffer[ count ] );
>>> + }
>>> +
>>> + rw_args->bytes_moved = maximum;
>>> + return 0;
>>> +}
>>> +
>>> +/**
>>> + * @brief Does nothing!
>>> + */
>>> +rtems_device_driver console_control(
>>> + rtems_device_major_number major,
>>> + rtems_device_minor_number minor,
>>> + void * arg
>>> +)
>>> +{
>>> + return RTEMS_SUCCESSFUL;
>>> +}
>>> diff --git a/c/src/lib/libbsp/i386/virtualpok/include/bsp.h b/c/src/lib/libbsp/i386/virtualpok/include/bsp.h
>>> new file mode 100644
>>> index 0000000..1d781ba
>>> --- /dev/null
>>> +++ b/c/src/lib/libbsp/i386/virtualpok/include/bsp.h
>>> @@ -0,0 +1,53 @@
>>> +/* bsp.h
>>> + *
>>> + * This include file contains all board IO definitions.
>>> + *
>>> + * COPYRIGHT (c) 2013 Philipp Eppelt.
>>> + *
>>> + * 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 _BSP_H
>>> +#define _BSP_H
>>> +
>>> +#include <bspopts.h>
>>> +
>>> +#include <rtems.h>
>>> +#include <rtems/console.h>
>>> +#include <rtems/clockdrv.h>
>>> +
>>> +#ifdef __cplusplus
>>> +extern "C" {
>>> +#endif
>>> +
>>> +/*
>>> + * Simple spin delay in microsecond units for device drivers.
>>> + * This is very dependent on the clock speed of the target.
>>> + */
>>> +
>>> +#define rtems_bsp_delay( microseconds ) \
>>> + { \
>>> + }
>>> +
>>> +
>>> +
>>> +#define BSP_DEFAULT_UNIFIED_WORK_AREAS 1
>>> +/* functions */
>>> +
>>> +rtems_isr_entry set_vector( /* returns old vector */
>>> + rtems_isr_entry handler, /* isr routine */
>>> + rtems_vector_number vector, /* vector number */
>>> + int type /* RTEMS or RAW intr */
>>> +);
>>> +
>>> +#ifdef __cplusplus
>>> +}
>>> +#endif
>>> +
>>> +#endif
>>> diff --git a/c/src/lib/libbsp/i386/virtualpok/include/virtualizationlayerbsp.h b/c/src/lib/libbsp/i386/virtualpok/include/virtualizationlayerbsp.h
>>> new file mode 100644
>>> index 0000000..a329610
>>> --- /dev/null
>>> +++ b/c/src/lib/libbsp/i386/virtualpok/include/virtualizationlayerbsp.h
>>> @@ -0,0 +1,62 @@
>>> +/*
>>> + *
>>> + * COPYRIGHT (c) 2013 Philipp Eppelt.
>>> + * philipp.eppelt at mailbox.tu-dresden.de
>>> + *
>>> + * Purpose: BSP part of the virtualization layer.
>>> + *
>>> + * 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_VIRT_LAYER_BSP_H
>>> +#define RTEMS_VIRT_LAYER_BSP_H
>>> +
>>> +/**
>>> + * \brief Initializes the console.
>>> + *
>>> + */
>>> +int
>>> +_BSP_Virtual_Console_init(void);
>>> +
>>> +/**
>>> + * \brief Reads a character from the console.
>>> + */
>>> +char
>>> +_BSP_Virtual_Char_read(void);
>>> +
>>> +/**
>>> + * \brief Writes a character to the console.
>>> + */
>>> +void
>>> +_BSP_Virtual_Char_write(char* c);
>>> +
>>> +/**
>>> + * \brief Initializes the clock.
>>> + */
>>> +int
>>> +_BSP_Virtual_Clock_init(void);
>>> +
>>> +/**
>>> + * \brief Reads the clock.
>>> + */
>>> +int
>>> +_BSP_Virtual_Clock_read(void);
>>> +
>>> +/**
>>> + * \brief Handles faults delivered by the host system.
>>> + *
>>> + * POK will forward occuring faults to this handler.
>>> + */
>>> +int
>>> +_BSP_Virtual_faulthandler(void);
>>> +
>>> +
>>> +/* Startup functions
>>> + */
>>> +
>>> +int
>>> +_BSP_Virtual_getworkspacearea( void );
>>> +
>>> +#endif /* RTEMS_VIRT_LAYER_BSP_H */
>>> diff --git a/c/src/lib/libbsp/i386/virtualpok/irq/irq.c b/c/src/lib/libbsp/i386/virtualpok/irq/irq.c
>>> new file mode 100644
>>> index 0000000..a095e26
>>> --- /dev/null
>>> +++ b/c/src/lib/libbsp/i386/virtualpok/irq/irq.c
>>> @@ -0,0 +1,85 @@
>>> +#include <bsp/irq-generic.h>
>>> +#include <stdlib.h>
>>> +#include <stdio.h>
>>> +#include <inttypes.h> /* PRIu32 */
>>> +#include <virtualizationlayerbsp.h>
>>> +
>>> +uint32_t irq_count[BSP_IRQ_LINES_NUMBER] = {0};
>>> +
>>> +uint32_t
>>> +BSP_irq_count_dump(FILE *f)
>>> +{
>>> + uint32_t tot = 0;
>>> + int i;
>>> + if ( !f )
>>> + f = stdout;
>>> + for ( i=0; i<BSP_IRQ_LINES_NUMBER; i++ ) {
>>> + tot += irq_count[i];
>>> + fprintf(f,"IRQ %2u: %9"PRIu32"\n", i, irq_count[i]);
>>> + }
>>> + return tot;
>>> +}
>>> +
>>> +/**
>>> + * @brief Enable vector line at interrupt source. See description!
>>> + *
>>> + * Currently this is only a dummy function, as registering the vector on POK
>>> + * will deliver interrupts before the handler is installed. So the driver
>>> + * needing the interrupt needs to call _CPU_Virtual_Irq_attach().
>>> + */
>>> +rtems_status_code bsp_interrupt_vector_enable(rtems_vector_number vector)
>>> +{
>>> +
>>> + return RTEMS_SUCCESSFUL;
>>> +}
>>> +
>>> +/**
>>> + * @brief Disabling vector line at interrupt source.
>>> + */
>>> +rtems_status_code bsp_interrupt_vector_disable(rtems_vector_number vector)
>>> +{
>>> + _CPU_Virtual_Irq_detach( vector );
>>> +
>>> + return RTEMS_SUCCESSFUL;
>>> +}
>>> +
>>> +/**
>>> + * @brief Dummy function; necessary for a normal startup.
>>> + */
>>> +rtems_status_code bsp_interrupt_facility_initialize(void)
>>> +{
>>> + return RTEMS_SUCCESSFUL;
>>> +}
>>> +
>>> +/**
>>> + * @brief If no interrupt handler is installed for a specified vector number,
>>> + * this is called and will output a warning.
>>> + */
>>> +void bsp_interrupt_handler_default(rtems_vector_number vector)
>>> +{
>>> + printk( "WARNING: Somebody forgot to register a handler for this interrupt: %x \n", vector );
>>> +}
>>> +
>>> +/**
>>> + * @brief Forwards the interrupt to bsp_interrupt_handler_dispatch to look for
>>> + * the right handler.
>>> + */
>>> +void C_dispatch_isr(int vector)
>>> +{
>>> + irq_count[vector]++;
>>> + bsp_interrupt_handler_dispatch(vector);
>>> +}
>>> +
>>> +/**
>>> + * @brief Initializes interrupts management.
>>> + *
>>> + * Called by bsp_start(), does all necessary IRQ initialization.
>>> + */
>>> +void rtems_irq_mngt_init(void)
>>> +{
>>> + /*
>>> + * Init initial Interrupt management config
>>> + */
>>> + bsp_interrupt_initialize();
>>> + printf("bsp_interrupt_initialize successful\n");
>>> +}
>>> diff --git a/c/src/lib/libbsp/i386/virtualpok/irq/irq.h b/c/src/lib/libbsp/i386/virtualpok/irq/irq.h
>>> new file mode 100644
>>> index 0000000..83aa109
>>> --- /dev/null
>>> +++ b/c/src/lib/libbsp/i386/virtualpok/irq/irq.h
>>> @@ -0,0 +1,79 @@
>>> +/* irq.h
>>> + *
>>> + * This include file describe the data structure and the functions implemented
>>> + * by rtems to write interrupt handlers.
>>> + *
>>> + * CopyRight (C) 1998 valette at crf.canon.fr
>>> + *
>>> + * This code is heavilly inspired by the public specification of STREAM V2
>>> + * that can be found at :
>>> + *
>>> + * <http://www.chorus.com/Documentation/index.html> by following
>>> + * the STREAM API Specification Document link.
>>> + *
>>> + * 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.
>>> + */
>>> +
>>> +/*
>>> + * The code here is to accomodate some drivers from the i386 shared directory,
>>> + * for the POK BSP they are useless but removing will break compilation.
>>> + *
>>> + * Leaving this to be here is harmless, this code can be thrown when the POK
>>> + * BSP gets its own architecture directory.
>>> + */
>>> +#ifndef _IRQ_H_
>>> +#define _IRQ_H_
>>> +
>>> +#ifdef __cplusplus
>>> +extern "C" {
>>> +#endif
>>> +
>>> +/*
>>> + * Include some preprocessor value also used by assember code
>>> + */
>>> +
>>> +#include <rtems.h>
>>> +#define BSP_SHARED_HANDLER_SUPPORT 1
>>> +#include <rtems/irq.h>
>>> +#include <rtems/irq-extension.h>
>>> +
>>> +/*-------------------------------------------------------------------------+
>>> +| Constants
>>> ++--------------------------------------------------------------------------*/
>>> +
>>> + /* Base vector for our IRQ handlers. */
>>> +#define BSP_IRQ_LINES_NUMBER 16
>>> +#define BSP_LOWEST_OFFSET 0
>>> +#define BSP_MAX_OFFSET (BSP_IRQ_LINES_NUMBER - 1)
>>> + /*
>>> + * Interrupt offset in comparison to BSP_ASM_IRQ_VECTOR_BASE
>>> + * NB : 1) Interrupt vector number in IDT = offset + BSP_ASM_IRQ_VECTOR_BASE
>>> + * 2) The same name should be defined on all architecture
>>> + * so that handler connection can be unchanged.
>>> + */
>>> +#define BSP_PERIODIC_TIMER 0
>>> +#define BSP_KEYBOARD 1 /* can't be used, as POK doesn't support keyboards */
>>> +#define BSP_UART_COM2_IRQ 3
>>> +#define BSP_UART_COM1_IRQ 4
>>> +#define BSP_UART_COM3_IRQ 5
>>> +#define BSP_UART_COM4_IRQ 6
>>> +#define BSP_RT_TIMER1 8
>>> +#define BSP_RT_TIMER3 10
>>> +#define BSP_SMP_IPI 16
>>> +
>>> +#define BSP_INTERRUPT_VECTOR_MIN BSP_LOWEST_OFFSET
>>> +#define BSP_INTERRUPT_VECTOR_MAX BSP_MAX_OFFSET
>>> +
>>> +/*-------------------------------------------------------------------------+
>>> +| Function Prototypes.
>>> ++--------------------------------------------------------------------------*/
>>> +
>>> +void C_dispatch_isr(int vector);
>>> +
>>> +#ifdef __cplusplus
>>> +}
>>> +#endif
>>> +
>>> +#endif /* _IRQ_H_ */
>>> diff --git a/c/src/lib/libbsp/i386/virtualpok/make/custom/virtualpok.cfg b/c/src/lib/libbsp/i386/virtualpok/make/custom/virtualpok.cfg
>>> new file mode 100644
>>> index 0000000..a280b9d
>>> --- /dev/null
>>> +++ b/c/src/lib/libbsp/i386/virtualpok/make/custom/virtualpok.cfg
>>> @@ -0,0 +1,17 @@
>>> +#
>>> +# Configuration file for the "virtualpok" board
>>> +#
>>> +
>>> +include $(RTEMS_ROOT)/make/custom/default.cfg
>>> +
>>> +RTEMS_CPU=i386
>>> +RTEMS_CPU_MODEL=pentium
>>> +
>>> +#CPU_CFLAGS =
>>> +
>>> +# debug info
>>> +CFLAGS_OPTIMIZE_V = -g
>>> +
>>> +# Miscellaneous additions go here
>>> +
>>> +#see pc386/make/custom/ for more information
>>> diff --git a/c/src/lib/libbsp/i386/virtualpok/preinstall.am b/c/src/lib/libbsp/i386/virtualpok/preinstall.am
>>> new file mode 100644
>>> index 0000000..698ede6
>>> --- /dev/null
>>> +++ b/c/src/lib/libbsp/i386/virtualpok/preinstall.am
>>> @@ -0,0 +1,79 @@
>>> +## Automatically generated by ampolish3 - Do not edit
>>> +
>>> +if AMPOLISH3
>>> +$(srcdir)/preinstall.am: Makefile.am
>>> + $(AMPOLISH3) $(srcdir)/Makefile.am > $(srcdir)/preinstall.am
>>> +endif
>>> +
>>> +PREINSTALL_DIRS =
>>> +DISTCLEANFILES += $(PREINSTALL_DIRS)
>>> +
>>> +all-local: $(TMPINSTALL_FILES)
>>> +
>>> +TMPINSTALL_FILES =
>>> +CLEANFILES = $(TMPINSTALL_FILES)
>>> +
>>> +all-am: $(PREINSTALL_FILES)
>>> +
>>> +PREINSTALL_FILES =
>>> +CLEANFILES += $(PREINSTALL_FILES)
>>> +
>>> +$(PROJECT_LIB)/$(dirstamp):
>>> + @$(MKDIR_P) $(PROJECT_LIB)
>>> + @: > $(PROJECT_LIB)/$(dirstamp)
>>> +PREINSTALL_DIRS += $(PROJECT_LIB)/$(dirstamp)
>>> +
>>> +$(PROJECT_INCLUDE)/$(dirstamp):
>>> + @$(MKDIR_P) $(PROJECT_INCLUDE)
>>> + @: > $(PROJECT_INCLUDE)/$(dirstamp)
>>> +PREINSTALL_DIRS += $(PROJECT_INCLUDE)/$(dirstamp)
>>> +
>>> +$(PROJECT_INCLUDE)/bsp/$(dirstamp):
>>> + @$(MKDIR_P) $(PROJECT_INCLUDE)/bsp
>>> + @: > $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>> +PREINSTALL_DIRS += $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>> +
>>> +$(PROJECT_LIB)/bsp_specs: bsp_specs $(PROJECT_LIB)/$(dirstamp)
>>> + $(INSTALL_DATA) $< $(PROJECT_LIB)/bsp_specs
>>> +PREINSTALL_FILES += $(PROJECT_LIB)/bsp_specs
>>> +
>>> +$(PROJECT_INCLUDE)/bsp.h: include/bsp.h $(PROJECT_INCLUDE)/$(dirstamp)
>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp.h
>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp.h
>>> +
>>> +$(PROJECT_INCLUDE)/tm27.h: ../../shared/include/tm27.h $(PROJECT_INCLUDE)/$(dirstamp)
>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/tm27.h
>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/tm27.h
>>> +
>>> +$(PROJECT_INCLUDE)/virtualizationlayerbsp.h: include/virtualizationlayerbsp.h $(PROJECT_INCLUDE)/$(dirstamp)
>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/virtualizationlayerbsp.h
>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/virtualizationlayerbsp.h
>>> +
>>> +$(PROJECT_INCLUDE)/bspopts.h: include/bspopts.h $(PROJECT_INCLUDE)/$(dirstamp)
>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bspopts.h
>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bspopts.h
>>> +
>>> +$(PROJECT_INCLUDE)/bsp/bootcard.h: ../../shared/include/bootcard.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/bootcard.h
>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/bootcard.h
>>> +
>>> +$(PROJECT_INCLUDE)/bsp/irq.h: irq/irq.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/irq.h
>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/irq.h
>>> +
>>> +$(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)/coverhd.h: ../../shared/include/coverhd.h $(PROJECT_INCLUDE)/$(dirstamp)
>>> + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/coverhd.h
>>> +PREINSTALL_FILES += $(PROJECT_INCLUDE)/coverhd.h
>>> +
>>> +$(PROJECT_LIB)/linkcmds: startup/linkcmds $(PROJECT_LIB)/$(dirstamp)
>>> + $(INSTALL_DATA) $< $(PROJECT_LIB)/linkcmds
>>> +PREINSTALL_FILES += $(PROJECT_LIB)/linkcmds
>>> +
>>> +$(PROJECT_LIB)/start.$(OBJEXT): start.$(OBJEXT) $(PROJECT_LIB)/$(dirstamp)
>>> + $(INSTALL_DATA) $< $(PROJECT_LIB)/start.$(OBJEXT)
>>> +TMPINSTALL_FILES += $(PROJECT_LIB)/start.$(OBJEXT)
>>> +
>>> diff --git a/c/src/lib/libbsp/i386/virtualpok/start/start.S b/c/src/lib/libbsp/i386/virtualpok/start/start.S
>>> new file mode 100644
>>> index 0000000..5048586
>>> --- /dev/null
>>> +++ b/c/src/lib/libbsp/i386/virtualpok/start/start.S
>>> @@ -0,0 +1,37 @@
>>> +/*
>>> + * COPYRIGHT (c) 2013/
>>> + * Philipp Eppelt.
>>> + *
>>> + * Contact: philipp.eppelt at mailbox.tu-dresden.de
>>> + *
>>> + * Purpose: Provides GNU entry point and directly go to bootcard.
>>> + */
>>> +
>>> +#include <rtems/asm.h>
>>> +#include <rtems/score/cpu.h>
>>> +
>>> +
>>> +#ifndef CPU_STACK_ALIGNMENT
>>> +#error "Missing header ? CPU_STACK_ALIGNMENT NOT DEFINED"
>>> +#endif
>>> +
>>> +.set STACK_SIZE, 0x1000
>>> +
>>> +/*----------------------------------------------------------------------------+
>>> +| CODE section
>>> ++----------------------------------------------------------------------------*/
>>> +
>>> +BEGIN_CODE
>>> +
>>> + PUBLIC (start) # GNU default entry point
>>> +
>>> + EXTERN (boot_card)
>>> + EXTERN (bsp_reset)
>>> +
>>> +
>>> +SYM (start):
>>> +
>>> + call SYM (boot_card)
>>> +
>>> + # TODO when this returns there should be some shut down handling
>>> + call SYM (bsp_reset)
>>> diff --git a/c/src/lib/libbsp/i386/virtualpok/startup/bspgetworkarea.c b/c/src/lib/libbsp/i386/virtualpok/startup/bspgetworkarea.c
>>> new file mode 100644
>>> index 0000000..562a8e9
>>> --- /dev/null
>>> +++ b/c/src/lib/libbsp/i386/virtualpok/startup/bspgetworkarea.c
>>> @@ -0,0 +1,102 @@
>>> +/*
>>> + * This routine is an implementation of the bsp_get_work_area()
>>> + * that can be used by all BSPs following linkcmds conventions
>>> + * regarding heap, stack, and workspace allocation.
>>> + *
>>> + * COPYRIGHT (c) 1989-2008.
>>> + * On-Line Applications Research Corporation (OAR).
>>> + *
>>> + * Copyright (c) 2011 embedded brains GmbH.
>>> + *
>>> + * 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.
>>> + */
>>> +
>>> +/* #define BSP_GET_WORK_AREA_DEBUG */
>>> +
>>> +#include <bsp.h>
>>> +#include <bsp/bootcard.h>
>>> +#ifdef BSP_GET_WORK_AREA_DEBUG
>>> + #include <rtems/bspIo.h>
>>> +#endif
>>> +
>>> +
>>> +/*
>>> + * These are provided by the linkcmds for ALL of the BSPs which use this file.
>>> + */
>>> +extern char WorkAreaBase[];
>>> +extern char HeapSize[];
>>> +
>>> +extern char ELFBase[];
>>> +extern char textBase[];
>>> +extern char rodataBase[];
>>> +extern char dataBase[];
>>> +
>>> +unsigned long _Global_descriptor_table = 0;
>>> +
>>> +/*
>>> + * This method returns the base address and size of the area which
>>> + * is to be allocated between the RTEMS Workspace and the C Program
>>> + * Heap.
>>> + */
>>> +void bsp_work_area_initialize( void )
>>> +{
>>> +/* uintptr_t ELF_Base = (uintptr_t) ELFBase;
>>> + uintptr_t text_Base = (uintptr_t) textBase;
>>> + uintptr_t rodata_Base = (uintptr_t) rodataBase;
>>> + uintptr_t data_Base = (uintptr_t) dataBase;
>>> +*/
>>> + uintptr_t work_base = (uintptr_t) WorkAreaBase;
>>> + uint32_t work_size = 0x100000 * 4;
>>> +// uint32_t base_addr = 0;
>>> +// uint32_t pok_stack_size = 0;
>>> +
>>> + // TODO add call to virtlayer to get space
>>> + bsp_work_area_initialize_default( work_base, work_size );
>>> +/*
>>> + *work_area_start = (void *) work_base + pok_stack_size;
>>> + *work_area_size = size - work_base - pok_stack_size;
>>> + *heap_start = 0;
>>> + *heap_size = (uintptr_t) HeapSize;
>>> +*/
>>> + /*
>>> + * The following may be helpful in debugging what goes wrong when
>>> + * you are allocating the Work Area in a new BSP.
>>> + */
>>> + #ifdef BSP_GET_WORK_AREA_DEBUG
>>> + {
>>> + void *sp = __builtin_frame_address(0);
>>> + void *end = *work_area_start + *work_area_size;
>>> + printk(
>>> + "ELFBase = 0x%p\n"
>>> + "textBase = 0x%p\n"
>>> + "rodataBase = 0x%p\n"
>>> + "dataBase = 0x%p\n"
>>> + "work_area_start (base_addr) = 0x%p\n"
>>> + "WorkAreaBase = 0x%p\n"
>>> + "work_area_size = %d 0x%08x\n"
>>> + "end = 0x%p\n"
>>> + "heap_start = 0x%p\n"
>>> + "heap_size = %d\n"
>>> + "pok stack size = 0x%p\n"
>>> + "current stack pointer = 0x%p%s\n",
>>> + ELF_Base,
>>> + text_Base,
>>> + rodata_Base,
>>> + data_Base,
>>> + *work_area_start,
>>> + work_base,
>>> + *work_area_size, /* decimal */
>>> + *work_area_size, /* hexadecimal */
>>> + end,
>>> + *heap_start,
>>> + *heap_size,
>>> + pok_stack_size,
>>> + sp,
>>> + ((sp >= *work_area_start && sp <= end) ? " OVERLAPS!" : "")
>>> + );
>>> + }
>>> + #endif
>>> +
>>> +}
>>> diff --git a/c/src/lib/libbsp/i386/virtualpok/startup/bspstart.c b/c/src/lib/libbsp/i386/virtualpok/startup/bspstart.c
>>> new file mode 100644
>>> index 0000000..e787f96
>>> --- /dev/null
>>> +++ b/c/src/lib/libbsp/i386/virtualpok/startup/bspstart.c
>>> @@ -0,0 +1,41 @@
>>> +/*
>>> + * This routine starts the application. It includes application,
>>> + * board, and monitor specific initialization and configuration.
>>> + * The generic CPU dependent initialization has been performed
>>> + * before this routine is invoked.
>>> + *
>>> + * COPYRIGHT (c) 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 <string.h>
>>> +
>>> +#include <bsp.h>
>>> +#include <rtems.h>
>>> +#include <rtems/bspIo.h>
>>> +#include <virtualizationlayerbsp.h>
>>> +
>>> +
>>> +extern void rtems_irq_mngt_init(void);
>>> +
>>> +/*
>>> + * bsp_start
>>> + *
>>> + * This routine does the bulk of the system initialization.
>>> + */
>>> +void bsp_start( void )
>>> +{
>>> +
>>> + _BSP_Virtual_Char_write( "Hello RTEMS World\n" );
>>> +
>>> + // Initialize IRQ management
>>> + rtems_irq_mngt_init();
>>> +
>>> + // Register clock driver
>>> + Clock_driver_install_handler();
>>> +}
>>> diff --git a/c/src/lib/libbsp/i386/virtualpok/startup/linkcmds b/c/src/lib/libbsp/i386/virtualpok/startup/linkcmds
>>> new file mode 100644
>>> index 0000000..a425a94
>>> --- /dev/null
>>> +++ b/c/src/lib/libbsp/i386/virtualpok/startup/linkcmds
>>> @@ -0,0 +1,251 @@
>>> +/*
>>> + * Copy of default "default linker script, for normal executables"
>>> + * provided with binutils 2.18 with minor modifications for use
>>> + * as pc386 linkcmds. These changes include:
>>> + *
>>> + * + sections commented out marked with "XXX commented out --joel"
>>> + * + addition of m_hdr section
>>> + * + addition of FreeBSD sysctl sections
>>> + */
>>> +
>>> +/*
>>> + * XXX commented out --joel
>>> +OUTPUT_FORMAT("elf32-i386", "elf32-i386",
>>> + "elf32-i386")
>>> +OUTPUT_ARCH(i386)
>>> +*/
>>> +ENTRY(start)
>>> +HeapSize = DEFINED(HeapSize) ? HeapSize :
>>> + DEFINED(_HeapSize) ? _HeapSize : 0x0;
>>> +RamBase = DEFINED(_RamBase) ? RamBase : 0x0;
>>> +RamSize = DEFINED(RamSize) ? RamSize :
>>> + DEFINED(_RamSize) ? _RamSize : 0xFFFFFFFF;
>>> +
>>> +SECTIONS
>>> +{
>>> + . = 0x1000;
>>> + /* Read-only sections, merged into text segment: */
>>> +/*
>>> + * XXX commented out --joel
>>> + PROVIDE (__executable_start = 0x08048000); . = 0x08048000 + SIZEOF_HEADERS;
>>> +*/
>>> + .interp : { *(.interp) }
>>> + .note.gnu.build-id : { *(.note.gnu.build-id) }
>>> + .hash : { *(.hash) }
>>> + .gnu.hash : { *(.gnu.hash) }
>>> + .dynsym : { *(.dynsym) }
>>> + .dynstr : { *(.dynstr) }
>>> + .gnu.version : { *(.gnu.version) }
>>> + .gnu.version_d : { *(.gnu.version_d) }
>>> + .gnu.version_r : { *(.gnu.version_r) }
>>> + .rel.init : { *(.rel.init) }
>>> + .rela.init : { *(.rela.init) }
>>> + .rel.text : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) }
>>> + .rela.text : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
>>> + .rel.fini : { *(.rel.fini) }
>>> + .rela.fini : { *(.rela.fini) }
>>> + .rel.rodata : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) }
>>> + .rela.rodata : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
>>> + .rel.data.rel.ro : { *(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*) }
>>> + .rela.data.rel.ro : { *(.rela.data.rel.ro* .rela.gnu.linkonce.d.rel.ro.*) }
>>> + .rel.data : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) }
>>> + .rela.data : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
>>> + .rel.tdata : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) }
>>> + .rela.tdata : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
>>> + .rel.tbss : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) }
>>> + .rela.tbss : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
>>> + .rel.ctors : { *(.rel.ctors) }
>>> + .rela.ctors : { *(.rela.ctors) }
>>> + .rel.dtors : { *(.rel.dtors) }
>>> + .rela.dtors : { *(.rela.dtors) }
>>> + .rel.got : { *(.rel.got) }
>>> + .rela.got : { *(.rela.got) }
>>> + .rel.bss : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) }
>>> + .rela.bss : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
>>> + .rel.plt : { *(.rel.plt) }
>>> + .rela.plt : { *(.rela.plt) }
>>> + .plt : { *(.plt) }
>>> + .text :
>>> + {
>>> + *(.m_hdr)
>>> + *(.text .stub .text.* .gnu.linkonce.t.*)
>>> + KEEP (*(.text.*personality*))
>>> + /* .gnu.warning sections are handled specially by elf32.em. */
>>> + *(.gnu.warning)
>>> +
>>> + } =0x90909090
>>> +
>>> + .robsdsets : {
>>> + /* for pre rtems-libbsd FreeBSD code */
>>> + __start_set_sysctl_set = .;
>>> + *(set_sysctl_*);
>>> + __stop_set_sysctl_set = .;
>>> + *(set_domain_*);
>>> + *(set_pseudo_*);
>>> +
>>> + /* for rtems-libbsd FreeBSD code */
>>> + _bsd__start_set_modmetadata_set = .;
>>> + *(_bsd_set_modmetadata_set);
>>> + _bsd__stop_set_modmetadata_set = .;
>>> +
>>> + _bsd__start_set_sysctl_set = .;
>>> + *(_bsd_set_sysctl_set);
>>> + _bsd__stop_set_sysctl_set = .;
>>> +
>>> + _bsd__start_set_sysinit_set = .;
>>> + *(_bsd_set_sysinit_*);
>>> + _bsd__stop_set_sysinit_set = .;
>>> +
>>> + bsp_section_rodata_end = .;
>>> +
>>> + } =0x90909090
>>> +
>>> + .init :
>>> + {
>>> + KEEP (*(.init))
>>> + } =0x90909090
>>> + .fini :
>>> + {
>>> + KEEP (*(.fini))
>>> + } =0x90909090
>>> + PROVIDE (__etext = .);
>>> + PROVIDE (_etext = .);
>>> + PROVIDE (etext = .);
>>> + .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
>>> + .rodata1 : { *(.rodata1) }
>>> + .eh_frame_hdr : { *(.eh_frame_hdr) }
>>> + .eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) }
>>> + .gcc_except_table : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
>>> + /* Adjust the address for the data segment. We want to adjust up to
>>> + the same address within the page on the next page up. */
>>> + . = ALIGN (CONSTANT (MAXPAGESIZE)) - ((CONSTANT (MAXPAGESIZE) - .) & (CONSTANT (MAXPAGESIZE) - 1)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
>>> + /* Exception handling */
>>> + .eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) }
>>> + .gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
>>> + /* Thread Local Storage sections */
>>> + .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
>>> + .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
>>> + .preinit_array :
>>> + {
>>> + PROVIDE_HIDDEN (__preinit_array_start = .);
>>> + KEEP (*(.preinit_array))
>>> + PROVIDE_HIDDEN (__preinit_array_end = .);
>>> + }
>>> + .init_array :
>>> + {
>>> + PROVIDE_HIDDEN (__init_array_start = .);
>>> + KEEP (*(SORT(.init_array.*)))
>>> + KEEP (*(.init_array))
>>> + PROVIDE_HIDDEN (__init_array_end = .);
>>> + }
>>> + .fini_array :
>>> + {
>>> + PROVIDE_HIDDEN (__fini_array_start = .);
>>> + KEEP (*(.fini_array))
>>> + KEEP (*(SORT(.fini_array.*)))
>>> + PROVIDE_HIDDEN (__fini_array_end = .);
>>> + }
>>> + .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))
>>> + }
>>> + .dtors :
>>> + {
>>> + KEEP (*crtbegin.o(.dtors))
>>> + KEEP (*crtbegin?.o(.dtors))
>>> + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
>>> + KEEP (*(SORT(.dtors.*)))
>>> + KEEP (*(.dtors))
>>> + }
>>> + .jcr : { KEEP (*(.jcr)) }
>>> + .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) }
>>> + .dynamic : { *(.dynamic) }
>>> + .got : { *(.got) }
>>> + . = DATA_SEGMENT_RELRO_END (12, .);
>>> + .got.plt : { *(.got.plt) }
>>> + .data :
>>> + {
>>> + *(.data .data.* .gnu.linkonce.d.*)
>>> + KEEP (*(.gnu.linkonce.d.*personality*))
>>> + SORT(CONSTRUCTORS)
>>> + }
>>> + .data1 : { *(.data1) }
>>> + _edata = .; PROVIDE (edata = .);
>>> + __bss_start = .;
>>> + .bss :
>>> + {
>>> + *(.dynbss)
>>> + *(.bss .bss.* .gnu.linkonce.b.*)
>>> + *(COMMON)
>>> + /* Align here to ensure that the .bss section occupies space up to
>>> + _end. Align after .bss to ensure correct alignment even if the
>>> + .bss section disappears because there are no input sections.
>>> + FIXME: Why do we need it? When there is no .bss section, we don't
>>> + pad the .data section. */
>>> + . = ALIGN(. != 0 ? 32 / 8 : 1);
>>> + }
>>> + . = ALIGN(32 / 8);
>>> + . = ALIGN(32 / 8);
>>> + _end = .; PROVIDE (end = .);
>>> + . = ALIGN(0x10);
>>> + WorkAreaBase = .;
>>> + . = DATA_SEGMENT_END (.);
>>> +
>>> + /* Stabs debugging sections. */
>>> + .stab 0 : { *(.stab) }
>>> + .stabstr 0 : { *(.stabstr) }
>>> + .stab.excl 0 : { *(.stab.excl) }
>>> + .stab.exclstr 0 : { *(.stab.exclstr) }
>>> + .stab.index 0 : { *(.stab.index) }
>>> + .stab.indexstr 0 : { *(.stab.indexstr) }
>>> + .comment 0 : { *(.comment) }
>>> + /* DWARF debug sections.
>>> + Symbols in the DWARF debugging sections are relative to the beginning
>>> + of the section so we begin them at 0. */
>>> + /* DWARF 1 */
>>> + .debug 0 : { *(.debug) }
>>> + .line 0 : { *(.line) }
>>> + /* GNU DWARF 1 extensions */
>>> + .debug_srcinfo 0 : { *(.debug_srcinfo) }
>>> + .debug_sfnames 0 : { *(.debug_sfnames) }
>>> + /* DWARF 1.1 and DWARF 2 */
>>> + .debug_aranges 0 : { *(.debug_aranges) }
>>> + .debug_pubnames 0 : { *(.debug_pubnames) }
>>> + /* DWARF 2 */
>>> + .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
>>> + .debug_abbrev 0 : { *(.debug_abbrev) }
>>> + .debug_line 0 : { *(.debug_line) }
>>> + .debug_frame 0 : { *(.debug_frame) }
>>> + .debug_str 0 : { *(.debug_str) }
>>> + .debug_loc 0 : { *(.debug_loc) }
>>> + .debug_macinfo 0 : { *(.debug_macinfo) }
>>> + /* SGI/MIPS DWARF 2 extensions */
>>> + .debug_weaknames 0 : { *(.debug_weaknames) }
>>> + .debug_funcnames 0 : { *(.debug_funcnames) }
>>> + .debug_typenames 0 : { *(.debug_typenames) }
>>> + .debug_varnames 0 : { *(.debug_varnames) }
>>> + /* DWARF 3 */
>>> + .debug_pubtypes 0 : { *(.debug_pubtypes) }
>>> + .debug_ranges 0 : { *(.debug_ranges) }
>>> + /* DWARF extension */
>>> + .debug_macro 0 : { *(.debug_macro) }
>>> + .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
>>> + /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) }
>>> +}
>>> --
>>> 1.8.1.4
>>>
>>> _______________________________________________
>>> rtems-devel mailing list
>>> rtems-devel at rtems.org
>>> http://www.rtems.org/mailman/listinfo/rtems-devel
> _______________________________________________
> rtems-devel mailing list
> rtems-devel at rtems.org
> http://www.rtems.org/mailman/listinfo/rtems-devel
--
Joel Sherrill, Ph.D. Director of Research & Development
joel.sherrill at OARcorp.com On-Line Applications Research
Ask me about RTEMS: a free RTOS Huntsville AL 35805
Support Available (256) 722-9985
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