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targets: add target for auracast_usb app
Adds build target for auracast_usb application.
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‎targets/auracast_usb/nrf5340-mcu.ld‎

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/* Linker script for Nordic Semiconductor nRF5 devices
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*
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* Version: Sourcery G++ 4.5-1
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* Support: https://support.codesourcery.com/GNUToolchain/
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*
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* Copyright (c) 2007, 2008, 2009, 2010 CodeSourcery, Inc.
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*
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* The authors hereby grant permission to use, copy, modify, distribute,
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* and license this software and its documentation for any purpose, provided
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* that existing copyright notices are retained in all copies and that this
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* notice is included verbatim in any distributions. No written agreement,
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* license, or royalty fee is required for any of the authorized uses.
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* Modifications to this software may be copyrighted by their authors
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* and need not follow the licensing terms described here, provided that
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* the new terms are clearly indicated on the first page of each file where
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* they apply.
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*/
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OUTPUT_FORMAT ("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
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/* Linker script to place sections and symbol values. Should be used together
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* with other linker script that defines memory regions FLASH and RAM.
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* It references following symbols, which must be defined in code:
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* Reset_Handler : Entry of reset handler
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*
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* It defines following symbols, which code can use without definition:
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* __exidx_start
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* __exidx_end
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* __etext
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* __data_start__
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* __preinit_array_start
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* __preinit_array_end
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* __init_array_start
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* __init_array_end
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* __fini_array_start
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* __fini_array_end
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* __data_end__
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* __bss_start__
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* __bss_end__
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* __HeapBase
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* __HeapLimit
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* __StackLimit
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* __StackTop
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* __stack
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* __bssnz_start__
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* __bssnz_end__
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*/
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ENTRY(Reset_Handler)
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SECTIONS
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{
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.imghdr (NOLOAD):
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{
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. = . + _imghdr_size;
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} > FLASH
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__text = .;
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.text :
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{
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__isr_vector_start = .;
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KEEP(*(.isr_vector))
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__isr_vector_end = .;
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EXCLUDE_FILE(*liblc3.a: *libm.a: *libsamplerate.a: *audio_usb.o) *(.text*)
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KEEP(*(.init))
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KEEP(*(.fini))
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. = ALIGN(4);
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/* preinit data */
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PROVIDE_HIDDEN (__preinit_array_start = .);
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KEEP(*(.preinit_array))
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PROVIDE_HIDDEN (__preinit_array_end = .);
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. = ALIGN(4);
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/* init data */
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PROVIDE_HIDDEN (__init_array_start = .);
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KEEP(*(SORT(.init_array.*)))
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KEEP(*(.init_array))
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PROVIDE_HIDDEN (__init_array_end = .);
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. = ALIGN(4);
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/* finit data */
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PROVIDE_HIDDEN (__fini_array_start = .);
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KEEP(*(SORT(.fini_array.*)))
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KEEP(*(.fini_array))
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PROVIDE_HIDDEN (__fini_array_end = .);
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/* .ctors */
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*crtbegin.o(.ctors)
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*crtbegin?.o(.ctors)
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*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
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*(SORT(.ctors.*))
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*(.ctors)
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/* .dtors */
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*crtbegin.o(.dtors)
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*crtbegin?.o(.dtors)
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*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
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*(SORT(.dtors.*))
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*(.dtors)
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EXCLUDE_FILE(*liblc3.a: *libsamplerate.a:) *(.rodata*)
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*(.eh_frame*)
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PROVIDE(mynewt_main = main);
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. = ALIGN(4);
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} > FLASH
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.net_core_img :
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{
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PROVIDE(net_core_img_start = .);
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KEEP(*(.net_core_img));
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PROVIDE(net_core_img_end = .);
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} > FLASH
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.ARM.extab :
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{
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*(.ARM.extab* .gnu.linkonce.armextab.*)
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. = ALIGN(4);
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} > FLASH
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__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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. = ALIGN(4);
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} > FLASH
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__exidx_end = .;
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__etext = .;
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.vector_relocation :
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{
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. = ALIGN(4);
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__vector_tbl_reloc__ = .;
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. = . + (__isr_vector_end - __isr_vector_start);
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. = ALIGN(4);
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} > RAM
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/* Section for app-net cores IPC */
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.ipc 0x20000400 (NOLOAD):
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{
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. = ALIGN(4);
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*(.ipc)
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. = ALIGN(4);
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} > RAM
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/* This section will be zeroed by RTT package init */
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.rtt (NOLOAD):
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{
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. = ALIGN(4);
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*(.rtt)
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. = ALIGN(4);
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} > RAM
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.data :
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{
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__data_start__ = .;
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*(vtable)
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*(.data*)
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*(.jcr)
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*liblc3.a:(.text* .rodata*)
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*libsamplerate.a:(.text* .rodata*)
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*audio_usb.o(.text*)
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*libm.a:(.text*)
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. = ALIGN(4);
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/* All data end */
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__data_end__ = .;
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} > RAM AT > FLASH
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/* Non-zeroed BSS. This section is similar to BSS, but does not get zeroed at init-time.
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*/
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.bssnz :
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{
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. = ALIGN(4);
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__bssnz_start__ = .;
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*(.bss.core.nz*)
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. = ALIGN(4);
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__bssnz_end__ = .;
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} > RAM
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.bss :
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{
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. = ALIGN(4);
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__bss_start__ = .;
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*(.bss*)
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*(COMMON)
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. = ALIGN(4);
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__bss_end__ = .;
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} > RAM
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/* Heap starts after BSS */
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. = ALIGN(8);
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__HeapBase = .;
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/* .stack_dummy section doesn't contains any symbols. It is only
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* used for linker to calculate size of stack sections, and assign
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* values to stack symbols later */
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.stack_dummy (COPY):
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{
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*(.stack*)
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} > RAM
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_ram_start = ORIGIN(RAM);
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/* Set stack top to end of RAM, and stack limit move down by
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* size of stack_dummy section */
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__StackTop = ORIGIN(RAM) + LENGTH(RAM);
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__StackLimit = __StackTop - SIZEOF(.stack_dummy);
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PROVIDE(__stack = __StackTop);
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/* Top of head is the bottom of the stack */
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__HeapLimit = __StackLimit;
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/* Check if data + heap + stack exceeds RAM limit */
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ASSERT(__HeapBase <= __HeapLimit, "region RAM overflowed with stack")
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}
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‎targets/auracast_usb/nrf5340.ld‎

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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. 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,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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MEMORY
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{
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FLASH (rx) : ORIGIN = 0x0000c000, LENGTH = 0x76000
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RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x80000
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}
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/* This linker script is used for images and thus contains an image header */
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_imghdr_size = 0x20;

‎targets/auracast_usb/pkg.yml‎

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#
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. 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,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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#
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pkg.name: targets/auracast_usb
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pkg.type: target
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pkg.description:
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pkg.author:
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pkg.homepage:

‎targets/auracast_usb/syscfg.yml‎

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#
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. 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,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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#
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syscfg.vals.BSP_NRF5340:
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MCU_MPU_ENABLE: 0
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MCU_CACHE_ENABLED: 1
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BSP_NRF5340_NET_ENABLE: 1
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NRF5340_EMBED_NET_CORE: 1
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NET_CORE_IMAGE_TARGET_NAME: "@apache-mynewt-nimble/targets/nordic_pca10095_net-blehci_broadcaster"

‎targets/auracast_usb/target.yml‎

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#
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. 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,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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#
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target.app: "@apache-mynewt-nimble/apps/auracast_usb"
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target.bsp: "@apache-mynewt-core/hw/bsp/nordic_pca10121"
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target.build_profile: speed
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# linkerscrupt that moves audio processing to RAM, for better performance
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bsp.linkerscript:
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- "@apache-mynewt-nimble/targets/auracast_usb/nrf5340.ld"
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- "@apache-mynewt-nimble/targets/auracast_usb/nrf5340-mcu.ld"

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