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Adding an assembly file to include the manycore binary
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,2 +1,2 @@ | ||
| lfs.cpp | ||
| linker/riscv.ld | ||
| software/linker/riscv.ld |
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| # Copyright (c) 2020, University of Washington All rights reserved. | ||
| # | ||
| # Redistribution and use in source and binary forms, with or without modification, | ||
| # are permitted provided that the following conditions are met: | ||
| # | ||
| # Redistributions of source code must retain the above copyright notice, this list | ||
| # of conditions and the following disclaimer. | ||
| # | ||
| # Redistributions in binary form must reproduce the above copyright notice, this | ||
| # list of conditions and the following disclaimer in the documentation and/or | ||
| # other materials provided with the distribution. | ||
| # | ||
| # Neither the name of the copyright holder nor the names of its contributors may | ||
| # be used to endorse or promote products derived from this software without | ||
| # specific prior written permission. | ||
| # | ||
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND | ||
| # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | ||
| # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | ||
| # DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR | ||
| # ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | ||
| # (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | ||
| # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | ||
| # ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | ||
| # SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
|
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| # This assembly file includes the manycore binary if there is one | ||
|
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| .section ".manycore.text" | ||
| .incbin BSG_MANYCORE_KERNELS |
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libraries/platforms/dromajo-vcs/software/linker/linker_gen.py
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| # Copyright (c) 2020, University of Washington All rights reserved. | ||
| # | ||
| # Redistribution and use in source and binary forms, with or without modification, | ||
| # are permitted provided that the following conditions are met: | ||
| # | ||
| # Redistributions of source code must retain the above copyright notice, this list | ||
| # of conditions and the following disclaimer. | ||
| # | ||
| # Redistributions in binary form must reproduce the above copyright notice, this | ||
| # list of conditions and the following disclaimer in the documentation and/or | ||
| # other materials provided with the distribution. | ||
| # | ||
| # Neither the name of the copyright holder nor the names of its contributors may | ||
| # be used to endorse or promote products derived from this software without | ||
| # specific prior written permission. | ||
| # | ||
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND | ||
| # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | ||
| # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | ||
| # DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR | ||
| # ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | ||
| # (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | ||
| # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | ||
| # ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | ||
| # SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
|
|
||
| #!/usr/bin/python | ||
| from __future__ import print_function | ||
|
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| import argparse | ||
| import json | ||
|
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|
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| def print_linker(bp_dram_base, sp, hb_dram_base): | ||
| print( | ||
| """ | ||
| OUTPUT_ARCH( "riscv" ) | ||
| ENTRY(_start) | ||
| SECTIONS {{ | ||
| /*--------------------------------------------------------------------*/ | ||
| /* Code and read-only segment */ | ||
| /*--------------------------------------------------------------------*/ | ||
| /* Begining of code and text segment */ | ||
| . = {bp_dram_base}; | ||
| _ftext = .; | ||
| PROVIDE( eprol = . ); | ||
| /* text: Program code section */ | ||
| .text : | ||
| {{ | ||
| *(.text.init) | ||
| *(.text.emu) | ||
| *(.text.amo) | ||
| *(.text) | ||
| *(.text.*) | ||
| *(.gnu.linkonce.t.*) | ||
| }} | ||
| /* init: Code to execute before main (called by crt0.S) */ | ||
| .init : | ||
| {{ | ||
| KEEP( *(.init) ) | ||
| }} | ||
| /* fini: Code to execute after main (called by crt0.S) */ | ||
| .fini : | ||
| {{ | ||
| KEEP( *(.fini) ) | ||
| }} | ||
| /* rodata: Read-only data */ | ||
| .rodata : | ||
| {{ | ||
| *(.rdata) | ||
| *(.rodata) | ||
| *(.rodata.*) | ||
| *(.gnu.linkonce.r.*) | ||
| }} | ||
| /* End of code and read-only segment */ | ||
| PROVIDE( etext = . ); | ||
| _etext = .; | ||
| /*--------------------------------------------------------------------*/ | ||
| /* Global constructor/destructor segement */ | ||
| /*--------------------------------------------------------------------*/ | ||
| .preinit_array : | ||
| {{ | ||
| PROVIDE_HIDDEN (__preinit_array_start = .); | ||
| KEEP (*(.preinit_array)) | ||
| PROVIDE_HIDDEN (__preinit_array_end = .); | ||
| }} | ||
| .init_array : | ||
| {{ | ||
| PROVIDE_HIDDEN (__init_array_start = .); | ||
| KEEP (*(SORT(.init_array.*))) | ||
| KEEP (*(.init_array )) | ||
| PROVIDE_HIDDEN (__init_array_end = .); | ||
| }} | ||
| .fini_array : | ||
| {{ | ||
| PROVIDE_HIDDEN (__fini_array_start = .); | ||
| KEEP (*(SORT(.fini_array.*))) | ||
| KEEP (*(.fini_array )) | ||
| PROVIDE_HIDDEN (__fini_array_end = .); | ||
| }} | ||
| .eh_frame_hdr : {{ *(.eh_frame_hdr) *(.eh_frame_entry .eh_frame_entry.*) }} | ||
| .eh_frame : {{ KEEP (*(.eh_frame)) *(.eh_frame.*) }} | ||
| .gcc_except_table : {{ *(.gcc_except_table .gcc_except_table.*) }} | ||
| .gnu_extab : {{ *(.gnu_extab) }} | ||
| .exception_ranges : {{ *(.exception_ranges*) }} | ||
| .jcr : {{ KEEP (*(.jcr)) }} | ||
| /*--------------------------------------------------------------------*/ | ||
| /* Initialized data segment */ | ||
| /*--------------------------------------------------------------------*/ | ||
| /* Start of initialized data segment */ | ||
| . = ALIGN(16); | ||
| _fdata = .; | ||
| /* data: Writable data */ | ||
| .data : | ||
| {{ | ||
| *(.data) | ||
| *(.data.*) | ||
| *(.gnu.linkonce.d.*) | ||
| }} | ||
| /* Have _gp point to middle of sdata/sbss to maximize displacement range */ | ||
| . = ALIGN(16); | ||
| _gp = . + 0x800; | ||
| /* Writable small data segment */ | ||
| .sdata : | ||
| {{ | ||
| *(.sdata) | ||
| *(.sdata.*) | ||
| *(.srodata.*) | ||
| *(.gnu.linkonce.s.*) | ||
| }} | ||
| /* End of initialized data segment */ | ||
| PROVIDE( edata = . ); | ||
| _edata = .; | ||
| /*--------------------------------------------------------------------*/ | ||
| /* Uninitialized data segment */ | ||
| /*--------------------------------------------------------------------*/ | ||
| /* Start of uninitialized data segment */ | ||
| . = ALIGN(8); | ||
| _fbss = .; | ||
| /* Writable uninitialized small data segment */ | ||
| .sbss : | ||
| {{ | ||
| *(.sbss) | ||
| *(.sbss.*) | ||
| *(.gnu.linkonce.sb.*) | ||
| }} | ||
| /* bss: Uninitialized writeable data section */ | ||
| . = .; | ||
| _bss_start = .; | ||
| .bss : | ||
| {{ | ||
| *(.bss) | ||
| *(.bss.*) | ||
| *(.gnu.linkonce.b.*) | ||
| *(COMMON) | ||
| }} | ||
| /* End of uninitialized data segment (used by syscalls.c for heap) */ | ||
| PROVIDE( end = . ); | ||
| _end = ALIGN(8); | ||
| _sp = {_sp}; | ||
| /* Manycore Binary Segment */ | ||
| . = {hb_dram_base}; | ||
| .manycore : | ||
| {{ | ||
| *(.manycore.*) | ||
| }} | ||
| }}""".format(bp_dram_base=bp_dram_base, _sp=sp, hb_dram_base=hb_dram_base) | ||
| ) | ||
|
|
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| if __name__ == "__main__": | ||
| parser = argparse.ArgumentParser() | ||
| parser.add_argument("bp_dram_base", help="BlackParrot DRAM Base Address") | ||
| parser.add_argument("sp", help="Top of the stack") | ||
| parser.add_argument("hb_dram_base", help="HammerBlade Manycore DRAM Base Address") | ||
| args = parser.parse_args() | ||
|
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| print_linker(args.bp_dram_base, args.sp, args.hb_dram_base) |