diff options
Diffstat (limited to 'libopencm3/lib/lpc43xx/m0')
| -rw-r--r-- | libopencm3/lib/lpc43xx/m0/Makefile | 43 | ||||
| -rw-r--r-- | libopencm3/lib/lpc43xx/m0/libopencm3_lpc43xx_m0.ld | 0 | ||||
| -rw-r--r-- | libopencm3/lib/lpc43xx/m0/libopencm3_lpc43xx_ram_only_m0.ld | 96 |
3 files changed, 139 insertions, 0 deletions
diff --git a/libopencm3/lib/lpc43xx/m0/Makefile b/libopencm3/lib/lpc43xx/m0/Makefile new file mode 100644 index 0000000..65114c2 --- /dev/null +++ b/libopencm3/lib/lpc43xx/m0/Makefile @@ -0,0 +1,43 @@ +## +## This file is part of the libopencm3 project. +## +## Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de> +## Copyright (C) 2012 Michael Ossmann <mike@ossmann.com> +## Copyright (C) 2012/2013 Benjamin Vernoux <titanmkd@gmail.com> +## +## This library is free software: you can redistribute it and/or modify +## it under the terms of the GNU Lesser General Public License as published by +## the Free Software Foundation, either version 3 of the License, or +## (at your option) any later version. +## +## This library is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU Lesser General Public License for more details. +## +## You should have received a copy of the GNU Lesser General Public License +## along with this library. If not, see <http://www.gnu.org/licenses/>. +## + +LIBNAME = libopencm3_lpc43xx_m0 +SRCLIBDIR ?= ../.. + +PREFIX ?= arm-none-eabi +#PREFIX ?= arm-elf +CC = $(PREFIX)-gcc +AR = $(PREFIX)-ar +CFLAGS = -O2 -g3 -Wall -Wextra -I../../../include -fno-common \ + -mcpu=cortex-m0 -mthumb -Wstrict-prototypes \ + -ffunction-sections -fdata-sections -MD -DLPC43XX -DLPC43XX_M0 +# ARFLAGS = rcsv +ARFLAGS = rcs + +# LPC43xx common files for M4 / M0 +OBJ_LPC43XX = gpio.o scu.o i2c.o ssp.o uart.o timer.o + +#LPC43xx M0 specific file + Generic LPC43xx M4/M0 files +OBJS = $(OBJ_LPC43XX) + +VPATH += ../:../../cm3 + +include ../../Makefile.include diff --git a/libopencm3/lib/lpc43xx/m0/libopencm3_lpc43xx_m0.ld b/libopencm3/lib/lpc43xx/m0/libopencm3_lpc43xx_m0.ld new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/libopencm3/lib/lpc43xx/m0/libopencm3_lpc43xx_m0.ld diff --git a/libopencm3/lib/lpc43xx/m0/libopencm3_lpc43xx_ram_only_m0.ld b/libopencm3/lib/lpc43xx/m0/libopencm3_lpc43xx_ram_only_m0.ld new file mode 100644 index 0000000..fedd3e1 --- /dev/null +++ b/libopencm3/lib/lpc43xx/m0/libopencm3_lpc43xx_ram_only_m0.ld @@ -0,0 +1,96 @@ +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de> + * Copyright (C) 2012 Michael Ossmann <mike@ossmann.com> + * Copyright (C) 2012 Benjamin Vernoux <titanmkd@gmail.com> + * Copyright (C) 2012 Jared Boone <jared@sharebrained.com> + * + * This library is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this library. If not, see <http://www.gnu.org/licenses/>. + */ + +/* Generic linker script for LPC43XX targets using libopencm3. */ + +/* Memory regions must be defined in the ld script which includes this one. */ + +/* Enforce emmition of the vector table. */ +EXTERN (vector_table) + +/* Define the entry point of the output file. */ +ENTRY(reset_handler) + +/* Define sections. */ +SECTIONS +{ + . = ORIGIN(ram_ahb2); + + .text : { + . = ALIGN(0x400); + *(.vectors) /* Vector table */ + *(.text*) /* Program code */ + . = ALIGN(4); + *(.rodata*) /* Read-only data */ + . = ALIGN(4); + } >ram_ahb2 + + /* exception index - required due to libgcc.a issuing /0 exceptions */ + __exidx_start = .; + .ARM.exidx : { + *(.ARM.exidx*) + } > ram_ahb2 + __exidx_end = .; + + _etext = .; + + . = ORIGIN(ram_ahb2); + + .data : { + *(.data*) /* Read-write initialized data */ + . = ALIGN(4); + } >ram_ahb2 + + _data = .; + _edata = .; + + .bss : { + _bss = .; + *(.bss*) /* Read-write zero initialized data */ + *(COMMON) + . = ALIGN(4); + _ebss = .; + } >ram_ahb2 + + /* exception unwind data - required due to libgcc.a issuing /0 exceptions */ + .ARM.extab : { + *(.ARM.extab*) + } >ram_ahb2 + + /* + * The .eh_frame section appears to be used for C++ exception handling. + * You may need to fix this if you're using C++. + */ + /DISCARD/ : { *(.eh_frame) } + + /* + * Another section used by C++ stuff, appears when using newlib with + * 64bit (long long) printf support - discard it for now. + */ + /DISCARD/ : { *(.ARM.exidx) } + + end = .; + + /* Leave room above stack for IAP to run. */ + __StackTop = ORIGIN(ram_ahb2) + LENGTH(ram_ahb2) - 32; + PROVIDE(_stack = __StackTop); +} |