Date: Sat, 3 Jun 2017 20:02:12 +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: r319553 - in head/sys/arm: conf samsung/exynos Message-ID: <201706032002.v53K2C0J098143@repo.freebsd.org>
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Author: andrew Date: Sat Jun 3 20:02:12 2017 New Revision: 319553 URL: https://svnweb.freebsd.org/changeset/base/319553 Log: Port the Samsung ARM code to use PLATFORM and PLATFORM_SMP. This will help move it into the GENERIC kernel config. Added: head/sys/arm/samsung/exynos/exynos5_mp.h (contents, props changed) Deleted: head/sys/arm/samsung/exynos/exynos5_common.c Modified: head/sys/arm/conf/EXYNOS5.common head/sys/arm/samsung/exynos/exynos5_machdep.c head/sys/arm/samsung/exynos/exynos5_mp.c head/sys/arm/samsung/exynos/files.exynos5 Modified: head/sys/arm/conf/EXYNOS5.common ============================================================================== --- head/sys/arm/conf/EXYNOS5.common Sat Jun 3 19:11:32 2017 (r319552) +++ head/sys/arm/conf/EXYNOS5.common Sat Jun 3 20:02:12 2017 (r319553) @@ -22,6 +22,8 @@ makeoptions WERROR="-Werror" include "std.armv6" options SCHED_ULE # ULE scheduler +options PLATFORM # Platform based SoC +options PLATFORM_SMP options PREEMPTION # Enable kernel thread preemption options INET # InterNETworking options INET6 # IPv6 communications protocols Modified: head/sys/arm/samsung/exynos/exynos5_machdep.c ============================================================================== --- head/sys/arm/samsung/exynos/exynos5_machdep.c Sat Jun 3 19:11:32 2017 (r319552) +++ head/sys/arm/samsung/exynos/exynos5_machdep.c Sat Jun 3 20:02:12 2017 (r319553) @@ -24,7 +24,6 @@ * SUCH DAMAGE. */ -#include "opt_ddb.h" #include "opt_platform.h" #include <sys/cdefs.h> @@ -37,40 +36,26 @@ __FBSDID("$FreeBSD$"); #include <vm/vm.h> +#include <dev/ofw/openfirm.h> + #include <machine/armreg.h> #include <machine/bus.h> +#include <machine/fdt.h> #include <machine/machdep.h> #include <machine/platform.h> +#include <machine/platformvar.h> -vm_offset_t -platform_lastaddr(void) -{ +#include <arm/samsung/exynos/exynos5_mp.h> - return (devmap_lastaddr()); -} +#include "platform_if.h" -void -platform_probe_and_attach(void) -{ +static platform_devmap_init_t exynos5_devmap_init; +static platform_cpu_reset_t exynos5_cpu_reset; -} - -void -platform_gpio_init(void) +static int +exynos5_devmap_init(platform_t plat) { -} - -void -platform_late_init(void) -{ - -} - -int -platform_devmap_init(void) -{ - /* CHIP ID */ devmap_add_entry(0x10000000, 0x100000); @@ -82,3 +67,28 @@ platform_devmap_init(void) return (0); } + +static void +exynos5_cpu_reset(platform_t plat) +{ + bus_space_handle_t bsh; + + bus_space_map(fdtbus_bs_tag, 0x10040400, 0x1000, 0, &bsh); + bus_space_write_4(fdtbus_bs_tag, bsh, 0, 1); + + while (1); +} + +static platform_method_t exynos5_methods[] = { + PLATFORMMETHOD(platform_devmap_init, exynos5_devmap_init), + PLATFORMMETHOD(platform_cpu_reset, exynos5_cpu_reset), + +#ifdef SMP + PLATFORMMETHOD(platform_mp_start_ap, exynos5_mp_start_ap), + PLATFORMMETHOD(platform_mp_setmaxid, exynos5_mp_setmaxid), +#endif + + PLATFORMMETHOD_END, +}; + +FDT_PLATFORM_DEF(exynos5, "exynos5", 0, "samsung,exynos5", 0); Modified: head/sys/arm/samsung/exynos/exynos5_mp.c ============================================================================== --- head/sys/arm/samsung/exynos/exynos5_mp.c Sat Jun 3 19:11:32 2017 (r319552) +++ head/sys/arm/samsung/exynos/exynos5_mp.c Sat Jun 3 20:02:12 2017 (r319553) @@ -40,7 +40,10 @@ __FBSDID("$FreeBSD$"); #include <machine/smp.h> #include <machine/fdt.h> #include <machine/intr.h> +#include <machine/platformvar.h> +#include <arm/samsung/exynos/exynos5_mp.h> + #define EXYNOS_CHIPID 0x10000000 #define EXYNOS5250_SOC_ID 0x43520000 @@ -71,7 +74,7 @@ exynos_get_soc_id(void) } void -platform_mp_setmaxid(void) +exynos5_mp_setmaxid(platform_t plat) { if (exynos_get_soc_id() == EXYNOS5420_SOC_ID) @@ -83,7 +86,7 @@ platform_mp_setmaxid(void) } void -platform_mp_start_ap(void) +exynos5_mp_start_ap(platform_t plat) { bus_addr_t sysram, pmu; int err, i, j; Added: head/sys/arm/samsung/exynos/exynos5_mp.h ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/arm/samsung/exynos/exynos5_mp.h Sat Jun 3 20:02:12 2017 (r319553) @@ -0,0 +1,34 @@ +/*- + * Copyright (c) 2017 Andrew Turner <andrew@FreeBSD.org> + * All rights reserved. + * + * 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 ``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 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. + * + * $FreeBSD$ + */ + +#ifndef _EXYNOS5_MP_H_ +#define _EXYNOS5_MP_H_ + +void exynos5_mp_setmaxid(platform_t); +void exynos5_mp_start_ap(platform_t); + +#endif /* _EXYNOS5_MP_H_ */ Modified: head/sys/arm/samsung/exynos/files.exynos5 ============================================================================== --- head/sys/arm/samsung/exynos/files.exynos5 Sat Jun 3 19:11:32 2017 (r319552) +++ head/sys/arm/samsung/exynos/files.exynos5 Sat Jun 3 20:02:12 2017 (r319553) @@ -4,7 +4,6 @@ kern/kern_clocksource.c standard arm/samsung/exynos/exynos5_mct.c standard arm/samsung/exynos/exynos5_mp.c optional smp -arm/samsung/exynos/exynos5_common.c standard arm/samsung/exynos/exynos5_machdep.c standard arm/samsung/exynos/exynos5_combiner.c standard arm/samsung/exynos/exynos5_pad.c optional gpio
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