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author | alexander <alexander.efremov@arm.com> | 2022-02-10 16:15:54 +0000 |
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committer | alexander <alexander.efremov@arm.com> | 2022-02-10 18:04:42 +0000 |
commit | 31ae9f09bb3535975595e999fbc7baca889e46e8 (patch) | |
tree | 71f0cadc2620b9d18e474e5d40eda7b3d30a8ce4 /source/application/hal/platforms/bare-metal/bsp/mem_layout/simple_platform.ld | |
parent | 3107aa2152de9be8317e62da1d0327bcad6552e2 (diff) | |
download | ml-embedded-evaluation-kit-31ae9f09bb3535975595e999fbc7baca889e46e8.tar.gz |
MLECO-2682: CMake and source refactoring.
MLECO-2930: logging macros were extracted from hal.h and used separately around the code.
MLECO-2931: arm_math lib introduced, cmsis-dsp removed from top level linkage.
MLECO-2915: platform related post-build steps.
Change-Id: Id718884e22f262a5c070ded3f3f5d4b048820147
Signed-off-by: alexander <alexander.efremov@arm.com>
Diffstat (limited to 'source/application/hal/platforms/bare-metal/bsp/mem_layout/simple_platform.ld')
-rw-r--r-- | source/application/hal/platforms/bare-metal/bsp/mem_layout/simple_platform.ld | 270 |
1 files changed, 0 insertions, 270 deletions
diff --git a/source/application/hal/platforms/bare-metal/bsp/mem_layout/simple_platform.ld b/source/application/hal/platforms/bare-metal/bsp/mem_layout/simple_platform.ld deleted file mode 100644 index 82cb18e..0000000 --- a/source/application/hal/platforms/bare-metal/bsp/mem_layout/simple_platform.ld +++ /dev/null @@ -1,270 +0,0 @@ -/* - * Copyright (c) 2021 Arm Limited. All rights reserved. - * 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 License 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. - */ - -__STACK_SIZE = 0x00060000; -__HEAP_SIZE = 0x000C0000; - -/* System memory brief */ -MEMORY -{ - ITCM (rx) : ORIGIN = 0x00000000, LENGTH = 0x00080000 - DTCM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00080000 - BRAM (rwx) : ORIGIN = 0x11000000, LENGTH = 0x00100000 - SRAM (rwx) : ORIGIN = 0x31000000, LENGTH = 0x00200000 - DDR (rwx) : ORIGIN = 0x70000000, LENGTH = 0x02000000 -} - -/* Linker script to place sections and symbol values. Should be used together - * with other linker script that defines memory regions ITCM and RAM. - * It references following symbols, which must be defined in code: - * Reset_Handler : Entry of reset handler - * - * It defines following symbols, which code can use without definition: - * __exidx_start - * __exidx_end - * __copy_table_start__ - * __copy_table_end__ - * __zero_table_start__ - * __zero_table_end__ - * __etext - * __data_start__ - * __preinit_array_start - * __preinit_array_end - * __init_array_start - * __init_array_end - * __fini_array_start - * __fini_array_end - * __data_end__ - * __bss_start__ - * __bss_end__ - * __end__ - * end - * __HeapLimit - * __StackLimit - * __StackTop - * __stack - */ -ENTRY(Reset_Handler) - -SECTIONS -{ - .text.at_itcm : - { - KEEP(*(.vectors)) - - /** - * All code goes here, with one exception of - * all_ops_resolver object file. This code - * instead placed on BRAM. See comment in the - * BRAM section for details. - **/ - *(EXCLUDE_FILE(*all_ops_resolver.o *hal.c.obj) .text*) - - KEEP(*(.init)) - KEEP(*(.fini)) - - /* .ctors */ - *crtbegin.o(.ctors) - *crtbegin?.o(.ctors) - *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors) - *(SORT(.ctors.*)) - *(.ctors) - - /* .dtors */ - *crtbegin.o(.dtors) - *crtbegin?.o(.dtors) - *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors) - *(SORT(.dtors.*)) - *(.dtors) - - KEEP(*(.eh_frame*)) - } > ITCM - - __exidx_start = .; - .ARM.exidx.at_itcm : - { - *(.ARM.exidx* .gnu.linkonce.armexidx.*) - } > ITCM - __exidx_end = .; - - .zero.table.at_itcm : - { - . = ALIGN(4); - __zero_table_start__ = .; - - LONG (__bss_start__) - LONG ((__bss_end__ - __bss_start__)/4) /* Size is in 32-bit words */ - - __zero_table_end__ = .; - } > ITCM - - .copy.table.at_itcm : - { - . = ALIGN(4); - __copy_table_start__ = .; - - /* Section to be copied - part 1: any data to be placed in BRAM */ - LONG (__etext) - LONG (__data_start__) - LONG ((__data_end__ - __data_start__)/4) /* Size is in 32-bit words */ - - /* Section to be copied - part 2: RO data for for DTCM */ - LONG (__etext2) - LONG (__ro_data_start__) - LONG ((__ro_data_end__ - __ro_data_start__)/4) /* Size is in 32-bit words */ - - __copy_table_end__ = .; - } > ITCM - - __itcm_total = ALIGN(4); - - ASSERT( __itcm_total < (ORIGIN(ITCM) + LENGTH(ITCM)), "ITCM overflow") - - .sram : - { - . = ALIGN(16); - /* Cache area (if used) */ - *(.bss.NoInit.ethos_u_cache) - . = ALIGN (16); - /* activation buffers a.k.a tensor arena when memory mode sram only or shared sram */ - *(.bss.NoInit.activation_buf_sram) - . = ALIGN(16); - } > SRAM AT > SRAM - - .bss : - { - . = ALIGN(4); - __bss_start__ = .; - *(.bss) - *(.bss.*) - *(COMMON) - . = ALIGN(4); - __bss_end__ = .; - } > DTCM AT > DTCM - - .stack (ORIGIN(DTCM) + LENGTH(DTCM) - __STACK_SIZE) (COPY) : - { - . = ALIGN(8); - __StackLimit = .; - . = . + __STACK_SIZE; - . = ALIGN(8); - __StackTop = .; - } > DTCM - PROVIDE(__stack = __StackTop); - ASSERT( - (__STACK_SIZE + __bss_end__ - __bss_start__) <= LENGTH(DTCM), - "DTCM overflow") - - .ddr.at_ddr : - { - /* __attribute__((aligned(16))) is not handled by the CMSIS startup code. - * Force the alignment here as a workaround */ - . = ALIGN(16); - /* nn model's baked in input matrices */ - *(ifm) - . = ALIGN(16); - /* nn model's default space */ - *(nn_model) - . = ALIGN (16); - /* labels */ - *(labels) - . = ALIGN (16); - /* activation buffers a.k.a tensor arena when memory mode dedicated sram */ - *(activation_buf_dram) - . = ALIGN (16); - } > DDR AT > DDR - - /** - * Location counter can end up 2byte aligned with narrow Thumb code but - * __etext is assumed by startup code to be the LMA of a section in DTCM - * which must be 4byte aligned - */ - __etext = ALIGN (4); - - .bram.at_ddr : AT (__etext) - { - __data_start__ = .; - *(vtable) - *(.data) - *(.data.*) - . = ALIGN(4); - PROVIDE_HIDDEN (__preinit_array_start = .); - KEEP(*(.preinit_array)) - PROVIDE_HIDDEN (__preinit_array_end = .); - . = ALIGN(4); - PROVIDE_HIDDEN (__init_array_start = .); - KEEP(*(SORT(.init_array.*))) - KEEP(*(.init_array)) - PROVIDE_HIDDEN (__init_array_end = .); - . = ALIGN(4); - PROVIDE_HIDDEN (__fini_array_start = .); - KEEP(*(SORT(.fini_array.*))) - KEEP(*(.fini_array)) - PROVIDE_HIDDEN (__fini_array_end = .); - KEEP(*(.jcr*)) - . = ALIGN(4); - - *(.ARM.extab* .gnu.linkonce.armextab.*) - . = ALIGN(4); - - /** - * Place the all ops resolver code data here. This accounts - * for ~4k worth of saving on the ITCM load region. It is - * only designed to be included (by default) for the inference - * runner use case. - **/ - *all_ops_resolver.o (*.text*) - . = ALIGN(4); - *hal.c.obj (*.text*) - . = ALIGN(4); - - __data_end__ = .; - } > BRAM - - __etext2 = __etext + (__data_end__ - __data_start__); - - .data.at_ddr : AT (__etext2) - { - . = ALIGN(4); - __ro_data_start__ = .; - - *(.rodata*) - . = ALIGN(4); - * (npu_driver_version) - . = ALIGN(4); - * (npu_driver_arch_version) - . = ALIGN(4); - - __ro_data_end__ = .; - } > BRAM - - .heap (COPY) : - { - . = ALIGN(8); - __end__ = .; - PROVIDE(end = .); - . = . + __HEAP_SIZE; - . = ALIGN(8); - __HeapLimit = .; - } > BRAM - - ASSERT ( - (__ro_data_end__ - __ro_data_start__) - + (__data_end__ - __data_start__) - + __HEAP_SIZE <= LENGTH(BRAM), - "BRAM overflow") -} |