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sys/kern/firmw.S
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/*- | |||||
* SPDX-License-Identifier: BSD-2-Clause | |||||
* | |||||
* Copyright (c) 2020 John Baldwin <jhb@FreeBSD.org> | |||||
* | |||||
* This software was developed by SRI International and the University of | |||||
* Cambridge Computer Laboratory (Department of Computer Science and | |||||
* Technology) under DARPA contract HR0011-18-C-0016 ("ECATS"), as part of the | |||||
* DARPA SSITH research programme. | |||||
* | |||||
* Redistribution and use in source and binary forms, with or without | |||||
* modification, are permitted provided that the following conditions | |||||
* are met: | |||||
* 1. Redistributions of source code must retain the above copyright | |||||
* notice, this list of conditions and the following disclaimer. | |||||
* 2. 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. | |||||
* | |||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. | |||||
*/ | |||||
#include <sys/cdefs.h> | |||||
#define FIRMW_START(S) __CONCAT(_binary_, __CONCAT(S, _start)) | |||||
#define FIRMW_END(S) __CONCAT(_binary_, __CONCAT(S, _end)) | |||||
.section rodata, "a", %progbits | |||||
.globl FIRMW_START(FIRMW_SYMBOL) | |||||
jhb: I had missed this `.globl` originally. | |||||
.type FIRMW_START(FIRMW_SYMBOL), %object | |||||
FIRMW_START(FIRMW_SYMBOL): | |||||
.incbin __XSTRING(FIRMW_FILE) | |||||
.size FIRMW_START(FIRMW_SYMBOL), . - FIRMW_START(FIRMW_SYMBOL) | |||||
.globl FIRMW_END(FIRMW_SYMBOL) | |||||
.type FIRMW_END(FIRMW_SYMBOL), %object | |||||
Done Inline ActionsIn embedfs.S you wrote %object. Is that equivalent? The GNU as docs seem to imply that it is but it's not super clear. markj: In embedfs.S you wrote `%object`. Is that equivalent? The GNU as docs seem to imply that it is… | |||||
Done Inline ActionsOh, hmm. They are equivalent, but I should instead use '%' so that this builds ok on ARM. Let me verify that it is broken on ARM and that using '%' fixes it. jhb: Oh, hmm. They are equivalent, but I should instead use '%' so that this builds ok on ARM. Let… | |||||
FIRMW_END(FIRMW_SYMBOL): | |||||
.size FIRMW_END(FIRMW_SYMBOL), . - FIRMW_END(FIRMW_SYMBOL) |
I had missed this .globl originally.