fix samg55 with newlib missing end symbol
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hathach
parent
c691dc4cb2
commit
387384c0d9
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@ -1,11 +1,12 @@
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CFLAGS += \
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-D__SAMG55J19__ \
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-flto \
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-mthumb \
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-mabi=aapcs \
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-mcpu=cortex-m4 \
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-mfloat-abi=hard \
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-mfpu=fpv4-sp-d16 \
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-nostdlib -nostartfiles \
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-D__SAMG55J19__ \
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-DCFG_TUSB_MCU=OPT_MCU_SAMG
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#CFLAGS += -Wno-error=undef
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@ -13,7 +14,7 @@ CFLAGS += \
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ASF_DIR = hw/mcu/microchip/samg55
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# All source paths should be relative to the top level.
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LD_FILE = $(ASF_DIR)/samg55/gcc/gcc/samg55j19_flash.ld
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LD_FILE = hw/bsp/$(BOARD)/samg55j19_flash.ld
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SRC_C += \
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$(ASF_DIR)/samg55/gcc/gcc/startup_samg55j19.c \
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@ -0,0 +1,158 @@
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/**
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* \file
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*
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* \brief GCC linker script (flash) for ATSAMG55J19
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*
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* Copyright (c) 2017 Atmel Corporation, a wholly owned subsidiary of Microchip Technology Inc.
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*
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* \license_start
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*
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* \page License
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* \license_stop
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*
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*/
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/*------------------------------------------------------------------------------
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* Linker script for running in internal FLASH on the ATSAMG55J19
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*----------------------------------------------------------------------------*/
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OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
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OUTPUT_ARCH(arm)
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/* Memory Spaces Definitions */
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MEMORY
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{
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rom (rx) : ORIGIN = 0x00400000, LENGTH = 0x00080000 /* rom, 524288K */
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ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00028000 /* ram, 163840K */
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}
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/* The stack size used by the application. NOTE: you need to adjust according to your application. */
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STACK_SIZE = DEFINED(STACK_SIZE) ? STACK_SIZE : DEFINED(__stack_size__) ? __stack_size__ : 0x0400;
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/* The heapsize used by the application. NOTE: you need to adjust according to your application. */
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HEAP_SIZE = DEFINED(HEAP_SIZE) ? HEAP_SIZE : DEFINED(__heap_size__) ? __heap_size__ : 0x0200;
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/* Section Definitions */
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SECTIONS
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{
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.text :
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{
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. = ALIGN(4);
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_sfixed = .;
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KEEP(*(.vectors .vectors.*))
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*(.text .text.* .gnu.linkonce.t.*)
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*(.glue_7t) *(.glue_7)
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*(.rodata .rodata* .gnu.linkonce.r.*)
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*(.ARM.extab* .gnu.linkonce.armextab.*)
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/* Support C constructors, and C destructors in both user code
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and the C library. This also provides support for C++ code. */
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. = ALIGN(4);
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KEEP(*(.init))
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. = ALIGN(4);
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__preinit_array_start = .;
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KEEP (*(.preinit_array))
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__preinit_array_end = .;
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. = ALIGN(4);
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__init_array_start = .;
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KEEP (*(SORT(.init_array.*)))
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KEEP (*(.init_array))
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__init_array_end = .;
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. = ALIGN(0x4);
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KEEP (*crtbegin.o(.ctors))
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KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
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KEEP (*(SORT(.ctors.*)))
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KEEP (*crtend.o(.ctors))
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. = ALIGN(4);
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KEEP(*(.fini))
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. = ALIGN(4);
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__fini_array_start = .;
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KEEP (*(.fini_array))
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KEEP (*(SORT(.fini_array.*)))
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__fini_array_end = .;
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KEEP (*crtbegin.o(.dtors))
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KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
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KEEP (*(SORT(.dtors.*)))
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KEEP (*crtend.o(.dtors))
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. = ALIGN(4);
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_efixed = .; /* End of text section */
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} > rom
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/* .ARM.exidx is sorted, so has to go in its own output section. */
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PROVIDE_HIDDEN (__exidx_start = .);
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.ARM.exidx :
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{
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*(.ARM.exidx* .gnu.linkonce.armexidx.*)
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} > rom
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PROVIDE_HIDDEN (__exidx_end = .);
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. = ALIGN(4);
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_etext = .;
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.relocate : AT (_etext)
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{
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. = ALIGN(4);
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_srelocate = .;
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*(.ramfunc .ramfunc.*);
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*(.data .data.*);
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. = ALIGN(4);
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_erelocate = .;
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} > ram
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/* .bss section which is used for uninitialized data */
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.bss (NOLOAD) :
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{
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. = ALIGN(4);
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_sbss = . ;
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_szero = .;
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*(.bss .bss.*)
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*(COMMON)
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. = ALIGN(4);
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_ebss = . ;
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_ezero = .;
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end = .;
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} > ram
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/* heap section */
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.heap (NOLOAD):
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{
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. = ALIGN(8);
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_sheap = .;
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. = . + HEAP_SIZE;
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. = ALIGN(8);
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_eheap = .;
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} > ram
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/* stack section */
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.stack (NOLOAD):
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{
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. = ALIGN(8);
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_sstack = .;
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. = . + STACK_SIZE;
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. = ALIGN(8);
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_estack = .;
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} > ram
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. = ALIGN(4);
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_end = . ;
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_ram_end_ = ORIGIN(ram) + LENGTH(ram) - 1 ;
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}
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@ -71,14 +71,11 @@ void board_init(void)
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/* Clear SYSIO 10 & 11 for USB DM & DP */
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hri_matrix_clear_CCFG_SYSIO_reg(MATRIX, CCFG_SYSIO_SYSIO10 | CCFG_SYSIO_SYSIO11);
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// Enble clock
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// Enable clock
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_pmc_enable_periph_clock(ID_UDP);
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/* USB Device mode & Transceiver active */
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hri_matrix_write_CCFG_USBMR_reg(MATRIX, CCFG_USBMR_USBMODE);
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// Attach
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hri_udp_write_TXVC_reg(UDP, UDP_TXVC_PUON);
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}
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//--------------------------------------------------------------------+
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