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authorSebastian Huber <sebastian.huber@embedded-brains.de>2018-04-20 10:35:35 +0200
committerSebastian Huber <sebastian.huber@embedded-brains.de>2018-04-20 13:52:14 +0200
commit99648958668d3a33ee57974479b36201fe303f34 (patch)
tree6f27ea790e2823c6156e71219a4f54680263fac6 /c/src/lib/libbsp/powerpc/virtex5
parentbsps: Move start files to bsps (diff)
downloadrtems-99648958668d3a33ee57974479b36201fe303f34.tar.bz2
bsps: Move startup files to bsps
Adjust build support files to new directory layout. This patch is a part of the BSP source reorganization. Update #3285.
Diffstat (limited to 'c/src/lib/libbsp/powerpc/virtex5')
-rw-r--r--c/src/lib/libbsp/powerpc/virtex5/Makefile.am10
-rw-r--r--c/src/lib/libbsp/powerpc/virtex5/startup/bsp_specs10
-rw-r--r--c/src/lib/libbsp/powerpc/virtex5/startup/bspclean.c54
-rw-r--r--c/src/lib/libbsp/powerpc/virtex5/startup/bspstart.c240
-rw-r--r--c/src/lib/libbsp/powerpc/virtex5/startup/dummy_console.c85
-rw-r--r--c/src/lib/libbsp/powerpc/virtex5/startup/linkcmds285
6 files changed, 5 insertions, 679 deletions
diff --git a/c/src/lib/libbsp/powerpc/virtex5/Makefile.am b/c/src/lib/libbsp/powerpc/virtex5/Makefile.am
index 81f78e198e..8bb9be4c7e 100644
--- a/c/src/lib/libbsp/powerpc/virtex5/Makefile.am
+++ b/c/src/lib/libbsp/powerpc/virtex5/Makefile.am
@@ -3,7 +3,7 @@ ACLOCAL_AMFLAGS = -I ../../../../aclocal
include $(top_srcdir)/../../../../automake/compile.am
include $(top_srcdir)/../../bsp.am
-dist_project_lib_DATA = startup/bsp_specs
+dist_project_lib_DATA = ../../../../../../bsps/powerpc/virtex5/start/bsp_specs
# include
@@ -17,10 +17,10 @@ project_lib_DATA += linkcmds
project_lib_LIBRARIES = librtemsbsp.a
# startup
-librtemsbsp_a_SOURCES = startup/bspclean.c
-librtemsbsp_a_SOURCES += ../shared/startup/zerobss.c
+librtemsbsp_a_SOURCES = ../../../../../../bsps/powerpc/virtex5/start/bspclean.c
+librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/shared/start/zerobss.c
librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/bspgetworkarea-default.c
-librtemsbsp_a_SOURCES += startup/bspstart.c
+librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/virtex5/start/bspstart.c
librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/dev/getentropy/getentropy-cpucounter.c
librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/sbrk.c
librtemsbsp_a_SOURCES += ../shared/src/memcpy.c
@@ -33,7 +33,7 @@ librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/virtex5/start/start.S
librtemsbsp_a_SOURCES +=../../../../../../bsps/powerpc/shared/clock/p_clock.c
# console
-librtemsbsp_a_SOURCES += startup/dummy_console.c
+librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/virtex5/start/dummy_console.c
librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/dev/serial/printk-dummy.c
# irq
diff --git a/c/src/lib/libbsp/powerpc/virtex5/startup/bsp_specs b/c/src/lib/libbsp/powerpc/virtex5/startup/bsp_specs
deleted file mode 100644
index ccbea2690c..0000000000
--- a/c/src/lib/libbsp/powerpc/virtex5/startup/bsp_specs
+++ /dev/null
@@ -1,10 +0,0 @@
-%rename startfile old_startfile
-%rename endfile old_endfile
-
-*startfile:
-%{!qrtems: %(old_startfile)} \
-%{!nostdlib: %{qrtems: ecrti%O%s rtems_crti%O%s crtbegin.o%s}}
-
-*endfile:
-%{!qrtems: %(old_endfile)} \
-%{qrtems: crtend.o%s ecrtn.o%s}
diff --git a/c/src/lib/libbsp/powerpc/virtex5/startup/bspclean.c b/c/src/lib/libbsp/powerpc/virtex5/startup/bspclean.c
deleted file mode 100644
index bd5829e0b2..0000000000
--- a/c/src/lib/libbsp/powerpc/virtex5/startup/bspclean.c
+++ /dev/null
@@ -1,54 +0,0 @@
-/*
- * This routine normally is part of start.s and usually returns
- * control to a monitor.
- *
- * INPUT: NONE
- *
- * OUTPUT: NONE
- *
- * Author: Andrew Bray <andy@i-cubed.co.uk>
- *
- * COPYRIGHT (c) 1995 by i-cubed ltd.
- *
- * To anyone who acknowledges that this file is provided "AS IS"
- * without any express or implied warranty:
- * permission to use, copy, modify, and distribute this file
- * for any purpose is hereby granted without fee, provided that
- * the above copyright notice and this notice appears in all
- * copies, and that the name of i-cubed limited not be used in
- * advertising or publicity pertaining to distribution of the
- * software without specific, written prior permission.
- * i-cubed limited makes no representations about the suitability
- * of this software for any purpose.
- *
- * Derived from c/src/lib/libbsp/no_cpu/no_bsp/startup/bspclean.c:
- *
- * 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.org/license/LICENSE.
- */
-
-#include <bsp.h>
-#include <bsp/bootcard.h>
-
-static void _noopfun(void) {}
-
-void app_bsp_cleanup(void)
-__attribute__(( weak, alias("_noopfun") ));
-
-void bsp_fatal_extension(
- rtems_fatal_source source,
- bool always_set_to_false,
- rtems_fatal_code error
-)
-{
- if ( source == RTEMS_FATAL_SOURCE_EXIT ) {
- app_bsp_cleanup();
- }
-
- /* All done. Hang out. */
- BSP_ask_for_reset();
-}
diff --git a/c/src/lib/libbsp/powerpc/virtex5/startup/bspstart.c b/c/src/lib/libbsp/powerpc/virtex5/startup/bspstart.c
deleted file mode 100644
index ff821574a9..0000000000
--- a/c/src/lib/libbsp/powerpc/virtex5/startup/bspstart.c
+++ /dev/null
@@ -1,240 +0,0 @@
-/*
- *
- * 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.
- */
-
-/*
- * Author: Thomas Doerfler <td@imd.m.isar.de>
- * IMD Ingenieurbuero fuer Microcomputertechnik
- *
- * COPYRIGHT (c) 1998 by IMD
- *
- * Changes from IMD are covered by the original distributions terms.
- * This file has been derived from the papyrus BSP:
- *
- * Author: Andrew Bray <andy@i-cubed.co.uk>
- *
- * COPYRIGHT (c) 1995 by i-cubed ltd.
- *
- * To anyone who acknowledges that this file is provided "AS IS"
- * without any express or implied warranty:
- * permission to use, copy, modify, and distribute this file
- * for any purpose is hereby granted without fee, provided that
- * the above copyright notice and this notice appears in all
- * copies, and that the name of i-cubed limited not be used in
- * advertising or publicity pertaining to distribution of the
- * software without specific, written prior permission.
- * i-cubed limited makes no representations about the suitability
- * of this software for any purpose.
- *
- * Modifications for spooling console driver and control of memory layout
- * with linker command file by
- * Thomas Doerfler <td@imd.m.isar.de>
- * for these modifications:
- * COPYRIGHT (c) 1997 by IMD, Puchheim, Germany.
- *
- * To anyone who acknowledges that this file is provided "AS IS"
- * without any express or implied warranty:
- * permission to use, copy, modify, and distribute this file
- * for any purpose is hereby granted without fee, provided that
- * the above copyright notice and this notice appears in all
- * copies. IMD makes no representations about the suitability
- * of this software for any purpose.
- *
- * Derived from c/src/lib/libbsp/no_cpu/no_bsp/startup/bspstart.c:
- *
- * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
- * On-Line Applications Research Corporation (OAR).
- *
- * Modifications for PPC405GP by Dennis Ehlin
- * Modifications for Virtex5 by Richard Claus <claus@slac.stanford.edu>
- */
-#include <rtems.h>
-#include <rtems/config.h>
-#include <rtems/bspIo.h>
-#include <rtems/counter.h>
-#include <rtems/libio.h>
-#include <rtems/libcsupport.h>
-#include <rtems/sysinit.h>
-
-#include <libcpu/cpuIdent.h>
-#include <libcpu/spr.h>
-
-#include <bsp.h>
-#include <bsp/vectors.h>
-#include <bsp/bootcard.h>
-#include <bsp/irq.h>
-
-#include <string.h>
-#include <fcntl.h>
-#include <inttypes.h>
-
-#define DO_DOWN_ALIGN(x,a) ((x) & ~((a)-1))
-
-#define DO_UP_ALIGN(x,a) DO_DOWN_ALIGN(((x) + (a) - 1 ),a)
-
-#define CPU_DOWN_ALIGN(x) DO_DOWN_ALIGN(x, CPU_ALIGNMENT)
-#define CPU_UP_ALIGN(x) DO_UP_ALIGN(x, CPU_ALIGNMENT)
-
-
-/* Defined in linkcmds linker script */
-LINKER_SYMBOL(RamBase);
-LINKER_SYMBOL(RamSize);
-LINKER_SYMBOL(__bsp_ram_start);
-LINKER_SYMBOL(__bsp_ram_end);
-LINKER_SYMBOL(__rtems_end);
-LINKER_SYMBOL(_stack);
-LINKER_SYMBOL(StackSize);
-LINKER_SYMBOL(__stack_base);
-LINKER_SYMBOL(WorkAreaBase);
-LINKER_SYMBOL(MsgAreaBase);
-LINKER_SYMBOL(MsgAreaSize);
-LINKER_SYMBOL(__phy_ram_end);
-LINKER_SYMBOL(bsp_exc_vector_base);
-
-
-/* Expected by clock.c */
-uint32_t bsp_clicks_per_usec;
-
-/*
- * Bus Frequency
- */
-unsigned int BSP_bus_frequency;
-/*
- * processor clock frequency
- */
-unsigned int BSP_processor_frequency;
-
-/*
- * Time base divisior (bus freq / TB clock)
- */
-unsigned int BSP_time_base_divisor;
-
-/*
- * Provide weak aliases so that RTEMS distribution builds
- */
-static void _noopfun(void) {}
-
-
-void app_bsp_start(void)
-__attribute__(( weak, alias("_noopfun") ));
-
-void app_bsp_predriver_hook(void)
-__attribute__(( weak, alias("_noopfun") ));
-
-
-static char* bspMsgBuffer = (char*)MsgAreaBase;
-
-static void __bsp_outchar_to_memory(char c)
-{
- static char* msgBuffer = (char*)MsgAreaBase;
- *msgBuffer++ = c;
- if (msgBuffer >= &bspMsgBuffer[(int)MsgAreaSize]) msgBuffer = bspMsgBuffer;
- *msgBuffer = 0x00; /* Overwrite next location to show EOM */
-}
-
-
-void BSP_ask_for_reset(void)
-{
- printk("\nSystem stopped, issue RESET");
-
- for(;;);
-}
-
-
-/*===================================================================*/
-
-/*
- * BSP start routine. Called by boot_card().
- *
- * This routine does the bulk of the system initialization.
- */
-void bsp_start(void)
-{
- uintptr_t intrStackStart;
- uintptr_t intrStackSize;
-
- ppc_cpu_id_t myCpu;
- ppc_cpu_revision_t myCpuRevision;
-
- /* Set the character output function; The application may override this */
- BSP_output_char = __bsp_outchar_to_memory;
-
- printk("RTEMS %s\n", rtems_get_version_string());
-
- /*
- * Get CPU identification dynamically. Note that the get_ppc_cpu_type()
- * function stores the result in global variables so that it can be used later...
- */
- myCpu = get_ppc_cpu_type();
- myCpuRevision = get_ppc_cpu_revision();
- printk("CPU: 0x%04x, Revision: 0x%04x = %d, Name: %s\n",
- myCpu, myCpuRevision, myCpuRevision, get_ppc_cpu_type_name(myCpu));
-
- /*
- * Initialize the device driver parameters
- */
-
- /* For mpc6xx clock driver: */
- BSP_bus_frequency = 465000000;
- BSP_processor_frequency = 465000000; /* Measured with a DPM 440 2012/8/13 */
- BSP_time_base_divisor = 1000;
-
- /* Timebase register ticks/microsecond; The application may override these */
- bsp_clicks_per_usec = BSP_bus_frequency/(BSP_time_base_divisor * 1000);
- rtems_counter_initialize_converter(
- BSP_bus_frequency / (BSP_time_base_divisor / 1000)
- );
-
- /*
- * Initialize the interrupt related settings.
- */
- intrStackStart = CPU_UP_ALIGN((uint32_t)__bsp_ram_start);
- intrStackSize = rtems_configuration_get_interrupt_stack_size();
-
- ppc_exc_initialize(intrStackStart, intrStackSize);
-
- /* Let the user know what parameters we were compiled with */
- printk(" Base/Start End Size\n"
- "RAM: %p %p\n"
- "RTEMS: %p\n"
- "Interrupt Stack: 0x%08x 0x%x\n"
- "Stack: %p %p %p\n"
- "Workspace: %p %p\n"
- "MsgArea: %p %p\n"
- "Physical RAM %p\n",
- RamBase, RamSize,
- __rtems_end,
- intrStackStart, intrStackSize,
- __stack_base, _stack, StackSize,
- WorkAreaBase, __bsp_ram_end,
- MsgAreaBase, MsgAreaSize,
- __phy_ram_end);
-
- /*
- * Initialize RTEMS IRQ system
- */
- BSP_rtems_irq_mngt_init(0);
-
- /* Continue with application-specific initialization */
- app_bsp_start();
-}
-
-
-/*
- * BSP predriver hook. Called by boot_card() just before drivers are
- * initialized. Clear out any stale interrupts here.
- */
-static void virtex5_pre_driver_hook(void)
-{
- app_bsp_predriver_hook();
-}
-
-RTEMS_SYSINIT_ITEM(
- virtex5_pre_driver_hook,
- RTEMS_SYSINIT_BSP_PRE_DRIVERS,
- RTEMS_SYSINIT_ORDER_MIDDLE
-);
diff --git a/c/src/lib/libbsp/powerpc/virtex5/startup/dummy_console.c b/c/src/lib/libbsp/powerpc/virtex5/startup/dummy_console.c
deleted file mode 100644
index 2cdab33c8c..0000000000
--- a/c/src/lib/libbsp/powerpc/virtex5/startup/dummy_console.c
+++ /dev/null
@@ -1,85 +0,0 @@
-#include <rtems.h>
-#include <rtems/libio.h>
-#include <rtems/bspIo.h>
-#include <rtems/console.h>
-
-#include <string.h>
-
-ssize_t app_memory_write(int minor, const char* buf, size_t len)
-__attribute__(( weak, alias("__bsp_memory_write") ));
-
-ssize_t __bsp_memory_write(int minor, const char* buf, size_t len);
-
-ssize_t __bsp_memory_write(int minor, const char* buf, size_t len)
-{
- const char* const last = buf+len;
- while (buf < last)
- {
- rtems_putc(*buf++);
- }
- return len;
-}
-
-static rtems_termios_callbacks gMemCallbacks = {
- 0, /* firstOpen */
- 0, /* lastClose */
- 0, /* PollRead */
- app_memory_write, /* write */
- 0, /* SetAttr */
- 0, /* stopRemoteTx */
- 0, /* startRemoteTx */
- 0 /* outputUsesInterrupts */
-};
-
-rtems_device_driver console_initialize(rtems_device_major_number major,
- rtems_device_minor_number minor,
- void* arg)
-{
- rtems_status_code status;
-
- rtems_termios_initialize();
-
- 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;
-
- sc = rtems_termios_open (major, minor, arg, &gMemCallbacks);
-
- return sc;
-}
-
-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/powerpc/virtex5/startup/linkcmds b/c/src/lib/libbsp/powerpc/virtex5/startup/linkcmds
deleted file mode 100644
index 9bd7c2e67f..0000000000
--- a/c/src/lib/libbsp/powerpc/virtex5/startup/linkcmds
+++ /dev/null
@@ -1,285 +0,0 @@
-/*
- * This file contains directives for the GNU linker which are specific to the
- * Virtex 5 PPC 440. No assumptions are made on the firmware in the FPGA.
- * This file is intended to be used together with start.S to generate
- * downloadable code.
- */
-
-OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc")
-OUTPUT_ARCH(powerpc)
-
-ENTRY(download_entry)
-EXTERN(download_entry)
-EXTERN(__vectors)
-
-MsgAreaSize = DEFINED(MsgAreaSize) ? MsgAreaSize : 1M;
-RamBase = DEFINED(RamBase) ? RamBase : 0x0;
-RamSize = DEFINED(RamSize) ? RamSize : 2048M - MsgAreaSize;
-IntrStackSize = DEFINED(IntrStackSize) ? IntrStackSize : 16K;
-StackSize = DEFINED(StackSize) ? StackSize : 64K;
-HeapSize = DEFINED(HeapSize) ? HeapSize : 0; /* 0=Use def */
-
-
-MEMORY
-{
- VECTORS : ORIGIN = 0x00000000, LENGTH = 512
- RAM : ORIGIN = 0x00000200, LENGTH = 2048M - 512
-}
-
-
-SECTIONS
-{
- bsp_exc_vector_base = 0;
- __exeentry = download_entry;
- __exestart = bsp_exc_vector_base;
- .vectors bsp_exc_vector_base : { *(.vectors) } > VECTORS
-
- /* Read-only sections, merged into text segment: */
- .interp : { *(.interp) } > RAM
- .hash : { *(.hash) } > RAM
- .dynsym : { *(.dynsym) } > RAM
- .dynstr : { *(.dynstr) } > RAM
- .gnu.version : { *(.gnu.version) } > RAM
- .gnu.version_d : { *(.gnu.version_d) } > RAM
- .gnu.version_r : { *(.gnu.version_r) } > RAM
- .rela.text : { *(.rela.text) *(.rela.gnu.linkonce.t*) } > RAM
- .rela.data : { *(.rela.data) *(.rela.gnu.linkonce.d*) } > RAM
- .rela.rodata : { *(.rela.rodata*) *(.rela.gnu.linkonce.r*) } > RAM
- .rela.got : { *(.rela.got) } > RAM
- .rela.got1 : { *(.rela.got1) } > RAM
- .rela.got2 : { *(.rela.got2) } > RAM
- .rela.ctors : { *(.rela.ctors) } > RAM
- .rela.dtors : { *(.rela.dtors) } > RAM
- .rela.init : { *(.rela.init) } > RAM
- .rela.fini : { *(.rela.fini) } > RAM
- .rela.bss : { *(.rela.bss) } > RAM
- .rela.plt : { *(.rela.plt) } > RAM
- .rela.sdata : { *(.rela.sdata) } > RAM
- .rela.sbss : { *(.rela.sbss) } > RAM
- .rela.sdata2 : { *(.rela.sdata2) } > RAM
- .rela.sbss2 : { *(.rela.sbss2) } > RAM
- .rela.dyn : { *(.rela.dyn) } > RAM
-
- /* Initialization code */
- .init : { PROVIDE (_init = .);
- *ecrti.o(.init)
- KEEP(*(.init))
- *ecrtn.o(.init)
- } > RAM
-
- .text : { *(.entry)
- *(.text)
- *(.text.*)
-
- /* Special FreeBSD sysctl sections */
- . = ALIGN (16);
- __start_set_sysctl_set = .;
- *(set_sysctl_*);
- __stop_set_sysctl_set = ABSOLUTE(.);
- *(set_domain_*);
- *(set_pseudo_*);
-
- /* .gnu.warning sections are handled specially by elf32.em
- */
- *(.gnu.warning)
- *(.gnu.linkonce.t*)
- } > RAM
-
- /* Finalization code */
- .fini : { PROVIDE (_fini = .);
- *ecrti.o(.fini)
- KEEP(*(.fini))
- *ecrtn.o(.fini)
- } > RAM
-
- /* Miscellaneous read-only data */
- .rodata : { *(.rodata.* .gnu.linkonce.r*) KEEP (*(SORT(.rtemsroset.*))) } > RAM
- .rodata1 : { *(.rodata1) } > RAM
-
- .tdata : {
- _TLS_Data_begin = .;
- *(.tdata .tdata.* .gnu.linkonce.td.*)
- _TLS_Data_end = .;
- } >RAM
-
- .tbss : {
- _TLS_BSS_begin = .;
- *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon)
- _TLS_BSS_end = .;
- } >RAM
-
- _TLS_Data_size = _TLS_Data_end - _TLS_Data_begin;
- _TLS_Data_begin = _TLS_Data_size != 0 ? _TLS_Data_begin : _TLS_BSS_begin;
- _TLS_Data_end = _TLS_Data_size != 0 ? _TLS_Data_end : _TLS_BSS_begin;
- _TLS_BSS_size = _TLS_BSS_end - _TLS_BSS_begin;
- _TLS_Size = _TLS_BSS_end - _TLS_Data_begin;
- _TLS_Alignment = MAX (ALIGNOF (.tdata), ALIGNOF (.tbss));
-
- /* Initialised small data addressed as offsets from r2 */
- .sdata2 : { PROVIDE (_SDA2_BASE_ = 32768); *(.sdata2 .sdata2.* .gnu.linkonce.s2.*) } > RAM
-
- /* Zeroed small data addressed as offsets from r2 */
- .sbss2 : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*)
-
- /* Avoid empty sdata2/sbss2 area: __eabi would not set up
- * r2 which may be important if run-time loading is used
- */
- . += 1;
-
- PROVIDE (__SBSS2_END__ = .);
- } > RAM
-
- /* Exception frame info */
- .eh_frame : { *(.eh_frame .eh_frame.*) } > RAM
- .eh_frame_hdr : { *(.eh_frame_hdr) } > RAM
-
- /* Declares where the .text section ends */
- _etext = .;
- PROVIDE (etext = .);
-
- /* Initialized R/W Data section goes in RAM */
- .data : { PROVIDE(__DATA_START__ = ABSOLUTE(.) );
- *(.data)
- *(.data.*)
- KEEP (*(SORT(.rtemsrwset.*)))
- *(.gnu.linkonce.d*)
- } > RAM
-
- .data1 : { *(.data1) } > RAM
-
- PROVIDE (__EXCEPT_START__ = .);
- .gcc_except_table : { *(.gcc_except_table .gcc_except_table.*) } > RAM
- PROVIDE (__EXCEPT_END__ = .);
-
- .got1 : { *(.got1) } > RAM
-
- /* Put .ctors and .dtors next to the .got2 section, so that the pointers
- * get relocated with -mrelocatable. Also put in the .fixup pointers.
- * The current compiler no longer needs this, but keep it around for 2.7.2.
- */
- PROVIDE (_GOT2_START_ = .);
- .got2 : { *(.got2) } > RAM
-
- .dynamic : { *(.dynamic) } > RAM
-
- .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))
- /* 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 ) .ctors))
- KEEP (*(SORT(.ctors.*)))
- KEEP (*(.ctors))
- } > RAM
-
- .dtors : { KEEP (*crtbegin.o(.dtors))
- KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors))
- KEEP (*(SORT(.dtors.*)))
- KEEP (*(.dtors))
- } > RAM
-
- PROVIDE (_FIXUP_START_ = .);
- .fixup : { *(.fixup) } > RAM
- PROVIDE (_FIXUP_END_ = .);
-
- PROVIDE (_GOT2_END_ = .);
-
- PROVIDE (_GOT_START_ = .);
- .got : { __got_start = .;
- *(.got)
- } > RAM
-
- .got.plt : { *(.got.plt) } > RAM
- PROVIDE (_GOT_END_ = .);
-
- .jcr : { KEEP (*(.jcr)) } > RAM
-
- /* We want the small data sections together, so single-instruction offsets
- * can access them all, and initialized data all before uninitialized, so
- * we can shorten the on-disk segment size.
- */
- /* Initialised small data addressed as offsets from r13 */
- .sdata : { PROVIDE (_SDA_BASE_ = 32768); *(.sdata* .gnu.linkonce.s.*) } > RAM
-
- _edata = .;
- PROVIDE (edata = .);
-
- /* Zeroed small data addressed as offsets from r13 */
- .sbss : { PROVIDE (__sbss_start = .);
- *(.dynsbss)
- *(.sbss*)
- *(.gnu.linkonce.sb.*)
- *(.scommon)
-
- /* Avoid empty sdata/sbss area: __eabi would not set up
- * r13, which may be important if run-time loading is used
- */
- . += 1;
-
- PROVIDE (__SBSS_END__ = .);
- PROVIDE (__sbss_end = .);
- } > RAM
-
- .plt : { *(.plt) } > RAM
- .iplt : { *(.iplt) } > RAM
-
- /* Zeroed large data */
- .bss : { PROVIDE (__bss_start = .);
- *(.dynbss)
- *(.bss)
- *(.bss.*)
- *(.gnu.linkonce.b*)
- *(COMMON)
-
- PROVIDE (__bss_end = ALIGN(4));
- __bss_size = __bss_end - __bss_start;
- } > RAM
-
- __exeend = ALIGN(4);
- __rtems_end = .;
- . = ALIGN(0x20); /* Align to a cache-line boundary */
- PROVIDE(__bsp_ram_start = .);
-
- /* Interrupt stack: aligned on a cache-line boundary */
- . += IntrStackSize;
- __intrStack = .;
-
- /* Main stack lives here */
- _stack = ALIGN(0x20); /* Align to a cache-line boundary */
- . += StackSize;
- __stack_base = .; /* Initial stack builds downwards */
-
- /* RTEMS workspace: size specified by application */
- WorkAreaBase = ALIGN(0x20); /* Align to a cache-line boundary */
-
- /* The heap comes after the work space */
-
- . = RamBase + RamSize;
- PROVIDE(__bsp_ram_end = .);
-
- /* Message area for capturing early printk output */
- /* Placed here to be easily findable with a debugger */
- MsgAreaBase = __bsp_ram_end;
- . += MsgAreaSize;
-
- __phy_ram_end = .; /* True end of physical memory */
-
- /DISCARD/ :
- {
- *(.comment)
- }
-
- /* Some configuration constants */
- __vectors = 0;
-}