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authorSebastian Huber <sebastian.huber@embedded-brains.de>2010-12-03 10:51:54 +0000
committerSebastian Huber <sebastian.huber@embedded-brains.de>2010-12-03 10:51:54 +0000
commitdda95953274d1992182f1f8e05f81080d1be8bc0 (patch)
tree0796b15e3d7d2ae523f02c3066bfe33643971ca4 /c
parent2010-12-03 Sebastian Huber <sebastian.huber@embedded-brains.de> (diff)
downloadrtems-dda95953274d1992182f1f8e05f81080d1be8bc0.tar.bz2
2010-12-03 Sebastian Huber <sebastian.huber@embedded-brains.de>
* bsp_specs, start/start.S, startup/linkcmds.csb337, startup/linkcmds.csb637: Use linker command base file.
Diffstat (limited to 'c')
-rw-r--r--c/src/lib/libbsp/arm/csb337/ChangeLog5
-rw-r--r--c/src/lib/libbsp/arm/csb337/bsp_specs2
-rw-r--r--c/src/lib/libbsp/arm/csb337/start/start.S22
-rw-r--r--c/src/lib/libbsp/arm/csb337/startup/linkcmds.csb337252
-rw-r--r--c/src/lib/libbsp/arm/csb337/startup/linkcmds.csb637259
5 files changed, 66 insertions, 474 deletions
diff --git a/c/src/lib/libbsp/arm/csb337/ChangeLog b/c/src/lib/libbsp/arm/csb337/ChangeLog
index e990c7dce4..4f6c07ebab 100644
--- a/c/src/lib/libbsp/arm/csb337/ChangeLog
+++ b/c/src/lib/libbsp/arm/csb337/ChangeLog
@@ -1,3 +1,8 @@
+2010-12-03 Sebastian Huber <sebastian.huber@embedded-brains.de>
+
+ * bsp_specs, start/start.S, startup/linkcmds.csb337,
+ startup/linkcmds.csb637: Use linker command base file.
+
2010-04-30 Sebastian Huber <sebastian.huber@embedded-brains.de>
* Makefile.am, preinstall.am: Added generic interrupt support modules.
diff --git a/c/src/lib/libbsp/arm/csb337/bsp_specs b/c/src/lib/libbsp/arm/csb337/bsp_specs
index f079604d28..082653ad22 100644
--- a/c/src/lib/libbsp/arm/csb337/bsp_specs
+++ b/c/src/lib/libbsp/arm/csb337/bsp_specs
@@ -7,7 +7,7 @@
%{!nostdlib: %{qrtems: start.o%s crti.o%s crtbegin.o%s -e _start}}
*link:
-%{!qrtems: %(old_link)} %{qrtems: -dp -Bstatic -N}
+%{!qrtems: %(old_link)} %{qrtems: -dc -dp -N}
*endfile:
%{!qrtems: *(old_endfiles)} %{qrtems: crtend.o%s crtn.o%s }
diff --git a/c/src/lib/libbsp/arm/csb337/start/start.S b/c/src/lib/libbsp/arm/csb337/start/start.S
index f3b2131a02..fbb13eb0d4 100644
--- a/c/src/lib/libbsp/arm/csb337/start/start.S
+++ b/c/src/lib/libbsp/arm/csb337/start/start.S
@@ -12,6 +12,8 @@
* $Id$
*/
+#include <bsp/linker-symbols.h>
+
/* Some standard definitions...*/
.equ PSR_MODE_USR, 0x10
.equ PSR_MODE_FIQ, 0x11
@@ -39,8 +41,8 @@ _start:
msr cpsr, r0
/* zero the bss */
- ldr r1, =_bss_end_
- ldr r0, =_bss_start_
+ ldr r1, =bsp_section_bss_end
+ ldr r0, =bsp_section_bss_begin
_bss_init:
mov r2, #0
@@ -53,29 +55,29 @@ _bss_init:
/* Enter IRQ mode and set up the IRQ stack pointer */
mov r0, #(PSR_MODE_IRQ | PSR_I | PSR_F) /* No interrupts */
msr cpsr, r0
- ldr r1, =_irq_stack_size
- ldr sp, =_irq_stack
+ ldr r1, =bsp_stack_irq_size
+ ldr sp, =bsp_stack_irq_begin
add sp, sp, r1
/* Enter FIQ mode and set up the FIQ stack pointer */
mov r0, #(PSR_MODE_FIQ | PSR_I | PSR_F) /* No interrupts */
msr cpsr, r0
- ldr r1, =_fiq_stack_size
- ldr sp, =_fiq_stack
+ ldr r1, =bsp_stack_fiq_size
+ ldr sp, =bsp_stack_fiq_begin
add sp, sp, r1
/* Enter ABT mode and set up the ABT stack pointer */
mov r0, #(PSR_MODE_ABT | PSR_I | PSR_F) /* No interrupts */
msr cpsr, r0
- ldr r1, =_abt_stack_size
- ldr sp, =_abt_stack
+ ldr r1, =bsp_stack_abt_size
+ ldr sp, =bsp_stack_abt_begin
add sp, sp, r1
/* Set up the SVC stack pointer last and stay in SVC mode */
mov r0, #(PSR_MODE_SVC | PSR_I | PSR_F) /* No interrupts */
msr cpsr, r0
- ldr r1, =_svc_stack_size
- ldr sp, =_svc_stack
+ ldr r1, =bsp_stack_svc_size
+ ldr sp, =bsp_stack_svc_begin
add sp, sp, r1
sub sp, sp, #0x64
diff --git a/c/src/lib/libbsp/arm/csb337/startup/linkcmds.csb337 b/c/src/lib/libbsp/arm/csb337/startup/linkcmds.csb337
index 4e66e4365a..03f03162db 100644
--- a/c/src/lib/libbsp/arm/csb337/startup/linkcmds.csb337
+++ b/c/src/lib/libbsp/arm/csb337/startup/linkcmds.csb337
@@ -1,230 +1,26 @@
-/*
- * Cogent CSB337 Linker script
- *
- * Copyright (c) 2004 by Jay Monkman <jtm@lopingdog.com>
- *
- * 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.
- *
- * $Id$
- */
-
-OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm",
- "elf32-littlearm")
-OUTPUT_ARCH(arm)
-ENTRY(_start)
-
-MEMORY
-{
- sdram : ORIGIN = 0x20100000, LENGTH = 15M
- sram : ORIGIN = 0x00200000, LENGTH = 16K
-}
-
-/*
- * Declare some sizes.
- */
-_sdram_base = DEFINED(_sdram_base) ? _sdram_base : 0x20100000;
-_sdram_size = DEFINED(_sdram_size) ? _sdram_size : 15M;
-
-RamBase = _sdram_base;
-RamSize = _sdram_size;
-HeapSize = DEFINED(HeapSize) ? HeapSize : 0x0;
-
-_sram_base = DEFINED(_sram_base) ? _sram_base : 0x00000000;
-_sram_size = DEFINED(_sram_size) ? _sram_size : 16K;
-
-_irq_stack_size = DEFINED(_irq_stack_size) ? _irq_stack_size : 0x1000;
-_fiq_stack_size = DEFINED(_fiq_stack_size) ? _fiq_stack_size : 0x400;
-_abt_stack_size = DEFINED(_abt_stack_size) ? _abt_stack_size : 0x100;
-_svc_stack_size = DEFINED(_svc_stack_size) ? _svc_stack_size : 0x1000;
-
-
-
-/* Do we need any of these for elf?
- __DYNAMIC = 0; */
-
-SECTIONS
-{
- .base :
- {
- _sram_base = .;
-
- /* reserve room for the vectors and function pointers */
- arm_exception_table = .;
- . += 64;
-
- /* 256 byte aligned rx buffer header array */
- . = ALIGN (0x100);
- at91rm9200_emac_rxbuf_hdrs = .;
-
- /* 1 transmit buffer, 0x600 size */
- . += (0x100);
- at91rm9200_emac_txbuf = .;
- . += (0x600);
-
- /* 8 receive buffers, 0x600 each */
- at91rm9200_emac_rxbufs = .;
- . += (0x600 * 8);
-
- } > sram
-
- .text :
- {
- _text_start = .;
- CREATE_OBJECT_SYMBOLS
- *(.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*)
- *(.glue_7)
- *(.glue_7t)
-
- /* I think these come from the ld docs: */
- ___CTOR_LIST__ = .;
- LONG((___CTOR_END__ - ___CTOR_LIST__) / 4 - 2)
- *(.ctors)
- LONG(0)
- ___CTOR_END__ = .;
- ___DTOR_LIST__ = .;
- LONG((___DTOR_END__ - ___DTOR_LIST__) / 4 - 2)
- *(.dtors)
- LONG(0)
- ___DTOR_END__ = .;
-
- _etext = .;
- PROVIDE (etext = .);
- } > sdram
-
- .init :
- {
- KEEP (*(.init))
- } > sdram /*=0*/
-
- .fini :
- {
- KEEP (*(.fini))
- } > sdram /*=0*/
-
- .data :
- {
- *(.data)
- *(.data.*)
- *(.gnu.linkonce.d*)
- *(.jcr)
- SORT(CONSTRUCTORS)
- _edata = .;
- } > sdram
-
- .eh_frame : { *(.eh_frame) } > sdram
- .data1 : { *(.data1) } > sdram
- .eh_frame : { *(.eh_frame) } > sdram
- .gcc_except_table : { *(.gcc_except_table*) } > sdram
-
- .rodata :
- {
- *(.rodata)
- *(.rodata.*)
- *(.gnu.linkonce.r*)
- } > sdram
-
- .bss :
- {
- _bss_start_ = .;
- _clear_start = .;
- *(.bss)
- *(.bss.*)
- *(.gnu.linkonce.b.*)
- *(COMMON)
- . = ALIGN(64);
- _clear_end = .;
-
- . = ALIGN (256);
- _abt_stack = .;
- . += _abt_stack_size;
-
- . = ALIGN (256);
- _irq_stack = .;
- . += _irq_stack_size;
-
- . = ALIGN (256);
- _fiq_stack = .;
- . += _fiq_stack_size;
-
- . = ALIGN (256);
- _svc_stack = .;
- . += _svc_stack_size;
-
- _bss_end_ = .;
- _end = .;
- __end = .;
-
-/*
- * Ideally, the MMU's translation table would be in SRAM. But we need
- * 16K which is the size of SRAM. If we do the mapping right, the TLB
- * should be big enough that to hold all the translations that matter,
- * so keeping the table in SDRAM won't be a problem.
- */
- . = ALIGN (16 * 1024);
- _ttbl_base = .;
- . += (16 * 1024);
-
-
- . = ALIGN (1024);
- _bss_free_start = .;
- WorkAreaBase = .;
-
- } > sdram
-
-
-/* Debugging stuff follows? */
-
- /* 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) }
- .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) }
-/* .stack 0x80000 : { _stack = .; *(.stack) }*/
- /* These must appear regardless of . */
+MEMORY {
+ SDRAM_MMU : ORIGIN = 0x20100000, LENGTH = 16k
+ SDRAM : ORIGIN = 0x20104000, LENGTH = 15M - 16k
+ SRAM : ORIGIN = 0x00200000, LENGTH = 16k
+ NIRVANA : ORIGIN = 0, LENGTH = 0
}
+REGION_ALIAS ("REGION_START", SDRAM);
+REGION_ALIAS ("REGION_VECTOR", SRAM);
+REGION_ALIAS ("REGION_TEXT", SDRAM);
+REGION_ALIAS ("REGION_TEXT_LOAD", SDRAM);
+REGION_ALIAS ("REGION_RODATA", SDRAM);
+REGION_ALIAS ("REGION_RODATA_LOAD", SDRAM);
+REGION_ALIAS ("REGION_DATA", SDRAM);
+REGION_ALIAS ("REGION_DATA_LOAD", SDRAM);
+REGION_ALIAS ("REGION_FAST_TEXT", SDRAM);
+REGION_ALIAS ("REGION_FAST_TEXT_LOAD", SDRAM);
+REGION_ALIAS ("REGION_FAST_DATA", SDRAM);
+REGION_ALIAS ("REGION_FAST_DATA_LOAD", SDRAM);
+REGION_ALIAS ("REGION_BSS", SDRAM);
+REGION_ALIAS ("REGION_WORK", SDRAM);
+REGION_ALIAS ("REGION_STACK", SDRAM);
+
+_ttbl_base = ORIGIN (SDRAM_MMU);
+
+INCLUDE linkcmds.armv4
diff --git a/c/src/lib/libbsp/arm/csb337/startup/linkcmds.csb637 b/c/src/lib/libbsp/arm/csb337/startup/linkcmds.csb637
index 0058b020f0..8e660c231c 100644
--- a/c/src/lib/libbsp/arm/csb337/startup/linkcmds.csb637
+++ b/c/src/lib/libbsp/arm/csb337/startup/linkcmds.csb637
@@ -1,237 +1,26 @@
-/*
- * Cogent CSB637 linker script
- *
- * Copyright (c) 2004 by Jay Monkman <jtm@lopingdog.com>
- * File from the old CSB337 RTEMS BSP
- *
- * Modified by Joel Sherill
- * from OAR Corporation and
- * Fernando Nicodemos <fgnicodemos@terra.com.br>
- * from NCB - Sistemas Embarcados Ltda. (Brazil)
- *
- * 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.
- *
- * $Id$
- */
-
-OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm",
- "elf32-littlearm")
-OUTPUT_ARCH(arm)
-ENTRY(_start)
-
-MEMORY
-{
- sdram : ORIGIN = 0x20100000, LENGTH = 63M
- sram : ORIGIN = 0x00200000, LENGTH = 16K
-}
-
-/*
- * Declare some sizes.
- */
-_sdram_base = DEFINED(_sdram_base) ? _sdram_base : 0x20100000;
-_sdram_size = DEFINED(_sdram_size) ? _sdram_size : 63M;
-
-RamBase = _sdram_base;
-RamSize = _sdram_size;
-HeapSize = DEFINED(HeapSize) ? HeapSize : 0x0;
-
-_sram_base = DEFINED(_sram_base) ? _sram_base : 0x00000000;
-_sram_size = DEFINED(_sram_size) ? _sram_size : 16K;
-
-_irq_stack_size = DEFINED(_irq_stack_size) ? _irq_stack_size : 0x1000;
-_fiq_stack_size = DEFINED(_fiq_stack_size) ? _fiq_stack_size : 0x400;
-_abt_stack_size = DEFINED(_abt_stack_size) ? _abt_stack_size : 0x100;
-_svc_stack_size = DEFINED(_svc_stack_size) ? _svc_stack_size : 0x1000;
-
-
-
-/* Do we need any of these for elf?
- __DYNAMIC = 0; */
-
-SECTIONS
-{
- .base :
- {
- _sram_base = .;
-
- /* reserve room for the vectors and function pointers */
- arm_exception_table = .;
- . += 64;
-
- /* 256 byte aligned rx buffer header array */
- . = ALIGN (0x100);
- at91rm9200_emac_rxbuf_hdrs = .;
-
- /* 1 transmit buffer, 0x600 size */
- . += (0x100);
- at91rm9200_emac_txbuf = .;
- . += (0x600);
-
- /* 8 receive buffers, 0x600 each */
- at91rm9200_emac_rxbufs = .;
- . += (0x600 * 8);
-
- } > sram
-
- .text :
- {
- _text_start = .;
- CREATE_OBJECT_SYMBOLS
- *(.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*)
- *(.glue_7)
- *(.glue_7t)
-
- /* I think these come from the ld docs: */
- ___CTOR_LIST__ = .;
- LONG((___CTOR_END__ - ___CTOR_LIST__) / 4 - 2)
- *(.ctors)
- LONG(0)
- ___CTOR_END__ = .;
- ___DTOR_LIST__ = .;
- LONG((___DTOR_END__ - ___DTOR_LIST__) / 4 - 2)
- *(.dtors)
- LONG(0)
- ___DTOR_END__ = .;
-
- _etext = .;
- PROVIDE (etext = .);
- } > sdram
-
- .init :
- {
- KEEP (*(.init))
- } > sdram /*=0*/
-
- .fini :
- {
- KEEP (*(.fini))
- } > sdram /*=0*/
-
- .data :
- {
- *(.data)
- *(.data.*)
- *(.gnu.linkonce.d*)
- *(.jcr)
- SORT(CONSTRUCTORS)
- _edata = .;
- } > sdram
-
- .eh_frame : { *(.eh_frame) } > sdram
- .data1 : { *(.data1) } > sdram
- .eh_frame : { *(.eh_frame) } > sdram
- .gcc_except_table : { *(.gcc_except_table*) } > sdram
-
- .rodata :
- {
- *(.rodata)
- *(.rodata.*)
- *(.gnu.linkonce.r*)
- } > sdram
-
- .bss :
- {
- _bss_start_ = .;
- _clear_start = .;
- *(.bss)
- *(.bss.*)
- *(.gnu.linkonce.b.*)
- *(COMMON)
- . = ALIGN(64);
- _clear_end = .;
-
- . = ALIGN (256);
- _abt_stack = .;
- . += _abt_stack_size;
-
- . = ALIGN (256);
- _irq_stack = .;
- . += _irq_stack_size;
-
- . = ALIGN (256);
- _fiq_stack = .;
- . += _fiq_stack_size;
-
- . = ALIGN (256);
- _svc_stack = .;
- . += _svc_stack_size;
-
- _bss_end_ = .;
- _end = .;
- __end = .;
-
-/*
- * Ideally, the MMU's translation table would be in SRAM. But we need
- * 16K which is the size of SRAM. If we do the mapping right, the TLB
- * should be big enough that to hold all the translations that matter,
- * so keeping the table in SDRAM won't be a problem.
- */
- . = ALIGN (16 * 1024);
- _ttbl_base = .;
- . += (16 * 1024);
-
-
- . = ALIGN (1024);
- _bss_free_start = .;
- . = ALIGN (32);
- WorkAreaBase = .;
-
- } > sdram
-
-
-/* Debugging stuff follows? */
-
- /* 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) }
- .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) }
-/* .stack 0x80000 : { _stack = .; *(.stack) }*/
- /* These must appear regardless of . */
+MEMORY {
+ SDRAM_MMU : ORIGIN = 0x20100000, LENGTH = 16k
+ SDRAM : ORIGIN = 0x20104000, LENGTH = 63M - 16k
+ SRAM : ORIGIN = 0x00200000, LENGTH = 16k
+ NIRVANA : ORIGIN = 0, LENGTH = 0
}
+REGION_ALIAS ("REGION_START", SDRAM);
+REGION_ALIAS ("REGION_VECTOR", SRAM);
+REGION_ALIAS ("REGION_TEXT", SDRAM);
+REGION_ALIAS ("REGION_TEXT_LOAD", SDRAM);
+REGION_ALIAS ("REGION_RODATA", SDRAM);
+REGION_ALIAS ("REGION_RODATA_LOAD", SDRAM);
+REGION_ALIAS ("REGION_DATA", SDRAM);
+REGION_ALIAS ("REGION_DATA_LOAD", SDRAM);
+REGION_ALIAS ("REGION_FAST_TEXT", SDRAM);
+REGION_ALIAS ("REGION_FAST_TEXT_LOAD", SDRAM);
+REGION_ALIAS ("REGION_FAST_DATA", SDRAM);
+REGION_ALIAS ("REGION_FAST_DATA_LOAD", SDRAM);
+REGION_ALIAS ("REGION_BSS", SDRAM);
+REGION_ALIAS ("REGION_WORK", SDRAM);
+REGION_ALIAS ("REGION_STACK", SDRAM);
+
+_ttbl_base = ORIGIN (SDRAM_MMU);
+
+INCLUDE linkcmds.armv4