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author | br <br@FreeBSD.org> | 2016-02-22 14:01:46 +0000 |
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committer | br <br@FreeBSD.org> | 2016-02-22 14:01:46 +0000 |
commit | 6f977ef584d7e025c52c373c47c2666b1e8ed742 (patch) | |
tree | dd7cb978e520b3b15957cf3a3c6074f9b5884f3e | |
parent | 3b8a656d590ba2a7660d79e132011cbef0dd2f07 (diff) | |
download | FreeBSD-src-6f977ef584d7e025c52c373c47c2666b1e8ed742.zip FreeBSD-src-6f977ef584d7e025c52c373c47c2666b1e8ed742.tar.gz |
Provide stack(9) MD stubs for RISC-V so ktr(9) can be compiled in.
-rw-r--r-- | sys/conf/files.riscv | 3 | ||||
-rw-r--r-- | sys/riscv/riscv/stack_machdep.c | 63 |
2 files changed, 65 insertions, 1 deletions
diff --git a/sys/conf/files.riscv b/sys/conf/files.riscv index a101b57..d687d3e 100644 --- a/sys/conf/files.riscv +++ b/sys/conf/files.riscv @@ -34,9 +34,10 @@ riscv/riscv/machdep.c standard riscv/riscv/mem.c standard riscv/riscv/nexus.c standard riscv/riscv/pmap.c standard -riscv/riscv/sys_machdep.c standard +riscv/riscv/stack_machdep.c standard riscv/riscv/support.S standard riscv/riscv/swtch.S standard +riscv/riscv/sys_machdep.c standard riscv/riscv/trap.c standard riscv/riscv/timer.c standard riscv/riscv/uio_machdep.c standard diff --git a/sys/riscv/riscv/stack_machdep.c b/sys/riscv/riscv/stack_machdep.c new file mode 100644 index 0000000..2c1a6a3 --- /dev/null +++ b/sys/riscv/riscv/stack_machdep.c @@ -0,0 +1,63 @@ +/*- + * Copyright (c) 2016 Ruslan Bukin <br@bsdpad.com> + * All rights reserved. + * + * Portions of this software were developed by SRI International and the + * University of Cambridge Computer Laboratory under DARPA/AFRL contract + * FA8750-10-C-0237 ("CTSRD"), as part of the DARPA CRASH research programme. + * + * Portions of this software were developed by the University of Cambridge + * Computer Laboratory as part of the CTSRD Project, with support from the + * UK Higher Education Innovation Fund (HEIF). + * + * 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> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/proc.h> +#include <sys/stack.h> + +#include <machine/vmparam.h> +#include <machine/pcb.h> + +void +stack_save_td(struct stack *st, struct thread *td) +{ + +} + +int +stack_save_td_running(struct stack *st, struct thread *td) +{ + + return (EOPNOTSUPP); +} + +void +stack_save(struct stack *st) +{ + +} |