Date: Mon, 13 Apr 2015 16:41:34 +0000 (UTC) From: Andrew Turner <andrew@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r281497 - in head/sys: arm64/conf conf dev/psci Message-ID: <201504131641.t3DGfY3O087984@svn.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: andrew Date: Mon Apr 13 16:41:33 2015 New Revision: 281497 URL: https://svnweb.freebsd.org/changeset/base/281497 Log: Add psci for arm64. This is currently used when rebooting and powering off in qemu. Sponsored by: The FreeBSD Foundation Added: head/sys/dev/psci/psci_arm64.S (contents, props changed) Modified: head/sys/arm64/conf/GENERIC head/sys/conf/files.arm64 Modified: head/sys/arm64/conf/GENERIC ============================================================================== --- head/sys/arm64/conf/GENERIC Mon Apr 13 16:00:09 2015 (r281496) +++ head/sys/arm64/conf/GENERIC Mon Apr 13 16:41:33 2015 (r281497) @@ -84,6 +84,7 @@ device tun # Packet tunnel. device md # Memory "disks" device gif # IPv6 and IPv4 tunneling device firmware # firmware assist module +device psci # Support for ARM PSCI # The `bpf' device enables the Berkeley Packet Filter. # Be aware of the administrative consequences of enabling this! Modified: head/sys/conf/files.arm64 ============================================================================== --- head/sys/conf/files.arm64 Mon Apr 13 16:00:09 2015 (r281496) +++ head/sys/conf/files.arm64 Mon Apr 13 16:41:33 2015 (r281497) @@ -34,6 +34,8 @@ arm64/arm64/vfp.c standard arm64/arm64/vm_machdep.c standard dev/fdt/fdt_arm64.c optional fdt dev/ofw/ofw_cpu.c optional fdt +dev/psci/psci.c optional psci +dev/psci/psci_arm64.S optional psci dev/uart/uart_cpu_fdt.c optional uart fdt dev/uart/uart_dev_pl011.c optional uart pl011 kern/kern_clocksource.c standard Added: head/sys/dev/psci/psci_arm64.S ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/dev/psci/psci_arm64.S Mon Apr 13 16:41:33 2015 (r281497) @@ -0,0 +1,49 @@ +/*- + * Copyright (c) 2013, 2014 Robin Randhawa + * Copyright (c) 2015 The FreeBSD Foundation + * All rights reserved. + * + * This software was developed by Andrew Turner under + * sponsorship from the FreeBSD Foundation. + * + * 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 <machine/asm.h> +__FBSDID("$FreeBSD$"); + +/* + * uint64_t psci_hvc_despatch(uint64_t psci_fnid, uint64_t, uint64_t, uint64_t) + */ +ENTRY(psci_hvc_despatch) + hvc #0 + ret +END(psci_hvc_despatch) + +/* + * uint64_t psci_smc_despatch(uint64_t psci_fnid, uint64_t, uint64_t, uint64_t) + */ +ENTRY(psci_smc_despatch) + smc #0 + ret +END(psci_hvc_despatch)
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201504131641.t3DGfY3O087984>