I'm generally OK with these 2 patches.
On Thu, Dec 5, 2013 at 10:59 AM, Philipp Eppelt <philipp.epp...@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.epp...@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.epp...@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 vale...@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.epp...@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@rtems.org > http://www.rtems.org/mailman/listinfo/rtems-devel _______________________________________________ rtems-devel mailing list rtems-devel@rtems.org http://www.rtems.org/mailman/listinfo/rtems-devel
