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scripts: Add xtensa-dc233c scripts
These can build and run picolibc tests on an xtensa target. Signed-off-by: Keith Packard <[email protected]>
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‎scripts/cross-xtensa-dc233c_zephyr-elf.txt‎

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[binaries]
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c = ['xtensa-dc233c_zephyr-elf-gcc', '-nostdlib']
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ar = 'xtensa-dc233c_zephyr-elf-ar'
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as = 'xtensa-dc233c_zephyr-elf-as'
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nm = 'xtensa-dc233c_zephyr-elf-nm'
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strip = 'xtensa-dc233c_zephyr-elf-strip'
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exe_wrapper = ['sh', '-c', 'test -z "$PICOLIBC_TEST" || run-xtensa-dc233c "$@"', 'run-xtensa-dc233c']
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[host_machine]
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system = 'unknown'
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cpu_family = 'xtensa'
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cpu = 'xtensa'
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endian = 'little'
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[properties]
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skip_sanity_check = true
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default_flash_addr = '0x00004000'
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default_flash_size = '0x007fc000'
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default_ram_addr = '0x00800000'
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default_ram_size = '0x00800000'
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additional_sections_ = [ 'vectors', 'reset' ]
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default_vectors_addr = '0x00002000'
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default_vectors_size = '0x00002000'
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default_vectors_contents = [ 'KEEP(*(.vectors .vectors.*))' ]
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default_reset_addr = '0xfe000000'
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default_reset_size = '0x00001000'
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default_reset_contents = [ 'KEEP(*(.reset.entry))', 'KEEP(*(.reset.literal))', 'KEEP(*(.reset.text))' ]

‎scripts/do-xtensa-dc233c-configure‎

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#!/bin/sh
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#
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# SPDX-License-Identifier: BSD-3-Clause
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#
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# Copyright © 2019 Keith Packard
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials provided
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# with the distribution.
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#
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# 3. Neither the name of the copyright holder nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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# OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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exec "$(dirname "$0")"/do-configure xtensa-dc233c_zephyr-elf -Dtests-enable-stack-protector=false -Dtests=true "$@"

‎scripts/run-xtensa-dc233c‎

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#!/bin/sh
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#
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# SPDX-License-Identifier: BSD-3-Clause
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#
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# Copyright © 2024 Keith Packard
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials provided
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# with the distribution.
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#
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# 3. Neither the name of the copyright holder nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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# OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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qemu="qemu-system-xtensa"
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# select the program
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elf="$1"
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shift
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# Map stdio to a multiplexed character device so we can use it
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# for the monitor and serial output
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chardev=stdio,mux=on,id=con
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# Disable monitor
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mon=none
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# Point serial port at new chardev
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serial=chardev:con
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$qemu \
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-chardev stdio,mux=on,id=con \
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-monitor none \
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-serial chardev:con \
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-machine sim \
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-cpu dc233c \
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-semihosting \
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-net none \
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-rtc clock=vm \
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-icount shift=6,align=off,sleep=off \
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-nographic \
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-kernel "$elf" "$@"

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