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Kévin Redon gerrit-no-reply at lists.osmocom.orgKévin Redon has uploaded this change for review. ( https://gerrit.osmocom.org/12813
Change subject: relocate application to after the DFU bootloader
......................................................................
relocate application to after the DFU bootloader
without this relocation the DFU bootloader can jump to the
application but following executed code would not be the one from
the application.
Change-Id: Ieeefcf80918fd10e48debab6ff08505f6588811c
---
M sysmoOCTSIM/gcc/Makefile
R sysmoOCTSIM/gcc/gcc/same54n19a_dfu.ld
D sysmoOCTSIM/gcc/gcc/same54p20a_sram.ld
3 files changed, 5 insertions(+), 167 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-ccid-firmware refs/changes/13/12813/1
diff --git a/sysmoOCTSIM/gcc/Makefile b/sysmoOCTSIM/gcc/Makefile
index 7bc5fd3..572fb21 100644
--- a/sysmoOCTSIM/gcc/Makefile
+++ b/sysmoOCTSIM/gcc/Makefile
@@ -184,7 +184,7 @@
$(QUOTE)arm-none-eabi-gcc$(QUOTE) -o $(OUTPUT_FILE_NAME).elf $(OBJS_AS_ARGS) -Wl,--start-group -lm -Wl,--end-group -mthumb \
-Wl,-Map="$(OUTPUT_FILE_NAME).map" --specs=nano.specs -Wl,--gc-sections -mcpu=cortex-m4 \
\
--T"../gcc/gcc/same54n19a_flash.ld" \
+-T"../gcc/gcc/same54n19a_dfu.ld" \
-L"../gcc/gcc"
@echo Finished building target: $@
diff --git a/sysmoOCTSIM/gcc/gcc/same54p20a_flash.ld b/sysmoOCTSIM/gcc/gcc/same54n19a_dfu.ld
similarity index 95%
rename from sysmoOCTSIM/gcc/gcc/same54p20a_flash.ld
rename to sysmoOCTSIM/gcc/gcc/same54n19a_dfu.ld
index 08099d2..7d76cc2 100644
--- a/sysmoOCTSIM/gcc/gcc/same54p20a_flash.ld
+++ b/sysmoOCTSIM/gcc/gcc/same54n19a_dfu.ld
@@ -1,7 +1,7 @@
/**
* \file
*
- * \brief Linker script for running in internal FLASH on the SAME54P20A
+ * \brief Linker script for running in internal FLASH on the SAME54N19A
*
* Copyright (c) 2018 Microchip Technology Inc.
*
@@ -35,14 +35,14 @@
/* Memory Spaces Definitions */
MEMORY
{
- rom (rx) : ORIGIN = 0x00000000, LENGTH = 0x00100000
- ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00040000
+ rom (rx) : ORIGIN = 0x00000000 + 16K, LENGTH = 0x00080000 - 16K
+ ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00030000
bkupram (rwx) : ORIGIN = 0x47000000, LENGTH = 0x00002000
qspi (rwx) : ORIGIN = 0x04000000, LENGTH = 0x01000000
}
/* The stack size used by the application. NOTE: you need to adjust according to your application. */
-STACK_SIZE = DEFINED(STACK_SIZE) ? STACK_SIZE : DEFINED(__stack_size__) ? __stack_size__ : 0x10000;
+STACK_SIZE = DEFINED(STACK_SIZE) ? STACK_SIZE : DEFINED(__stack_size__) ? __stack_size__ : 0xC000;
/* Section Definitions */
SECTIONS
diff --git a/sysmoOCTSIM/gcc/gcc/same54p20a_sram.ld b/sysmoOCTSIM/gcc/gcc/same54p20a_sram.ld
deleted file mode 100644
index b3be5b3..0000000
--- a/sysmoOCTSIM/gcc/gcc/same54p20a_sram.ld
+++ /dev/null
@@ -1,162 +0,0 @@
-/**
- * \file
- *
- * \brief Linker script for running in internal SRAM on the SAME54P20A
- *
- * Copyright (c) 2018 Microchip Technology Inc.
- *
- * \asf_license_start
- *
- * \page License
- *
- * SPDX-License-Identifier: Apache-2.0
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may
- * not use this file except in compliance with the License.
- * You may obtain a copy of the Licence at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an AS IS BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * \asf_license_stop
- *
- */
-
-
-OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
-OUTPUT_ARCH(arm)
-SEARCH_DIR(.)
-
-/* Memory Spaces Definitions */
-MEMORY
-{
- ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00040000
- bkupram (rwx) : ORIGIN = 0x47000000, LENGTH = 0x00002000
- qspi (rwx) : ORIGIN = 0x04000000, LENGTH = 0x01000000
-}
-
-/* The stack size used by the application. NOTE: you need to adjust according to your application. */
-STACK_SIZE = DEFINED(STACK_SIZE) ? STACK_SIZE : DEFINED(__stack_size__) ? __stack_size__ : 0x10000;
-
-/* Section Definitions */
-SECTIONS
-{
- .text :
- {
- . = ALIGN(4);
- _sfixed = .;
- KEEP(*(.vectors .vectors.*))
- *(.text .text.* .gnu.linkonce.t.*)
- *(.glue_7t) *(.glue_7)
- *(.rodata .rodata* .gnu.linkonce.r.*)
- *(.ARM.extab* .gnu.linkonce.armextab.*)
-
- /* Support C constructors, and C destructors in both user code
- and the C library. This also provides support for C++ code. */
- . = ALIGN(4);
- KEEP(*(.init))
- . = ALIGN(4);
- __preinit_array_start = .;
- KEEP (*(.preinit_array))
- __preinit_array_end = .;
-
- . = ALIGN(4);
- __init_array_start = .;
- KEEP (*(SORT(.init_array.*)))
- KEEP (*(.init_array))
- __init_array_end = .;
-
- . = ALIGN(4);
- KEEP (*crtbegin.o(.ctors))
- KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
- KEEP (*(SORT(.ctors.*)))
- KEEP (*crtend.o(.ctors))
-
- . = ALIGN(4);
- KEEP(*(.fini))
-
- . = ALIGN(4);
- __fini_array_start = .;
- KEEP (*(.fini_array))
- KEEP (*(SORT(.fini_array.*)))
- __fini_array_end = .;
-
- KEEP (*crtbegin.o(.dtors))
- KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
- KEEP (*(SORT(.dtors.*)))
- KEEP (*crtend.o(.dtors))
-
- . = ALIGN(4);
- _efixed = .; /* End of text section */
- } > ram
-
- /* .ARM.exidx is sorted, so has to go in its own output section. */
- PROVIDE_HIDDEN (__exidx_start = .);
- .ARM.exidx :
- {
- *(.ARM.exidx* .gnu.linkonce.armexidx.*)
- } > ram
- PROVIDE_HIDDEN (__exidx_end = .);
-
- . = ALIGN(4);
- _etext = .;
-
- .relocate : AT (_etext)
- {
- . = ALIGN(4);
- _srelocate = .;
- *(.ramfunc .ramfunc.*);
- *(.data .data.*);
- . = ALIGN(4);
- _erelocate = .;
- } > ram
-
- .bkupram (NOLOAD):
- {
- . = ALIGN(8);
- _sbkupram = .;
- *(.bkupram .bkupram.*);
- . = ALIGN(8);
- _ebkupram = .;
- } > bkupram
-
- .qspi (NOLOAD):
- {
- . = ALIGN(8);
- _sqspi = .;
- *(.qspi .qspi.*);
- . = ALIGN(8);
- _eqspi = .;
- } > qspi
-
- /* .bss section which is used for uninitialized data */
- .bss (NOLOAD) :
- {
- . = ALIGN(4);
- _sbss = . ;
- _szero = .;
- *(.bss .bss.*)
- *(COMMON)
- . = ALIGN(4);
- _ebss = . ;
- _ezero = .;
- } > ram
-
- /* stack section */
- .stack (NOLOAD):
- {
- . = ALIGN(8);
- _sstack = .;
- . = . + STACK_SIZE;
- . = ALIGN(8);
- _estack = .;
- } > ram
-
- . = ALIGN(4);
- _end = . ;
-}
--
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Gerrit-Project: osmo-ccid-firmware
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: Ieeefcf80918fd10e48debab6ff08505f6588811c
Gerrit-Change-Number: 12813
Gerrit-PatchSet: 1
Gerrit-Owner: Kévin Redon <kredon at sysmocom.de>
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