From owner-svn-src-all@freebsd.org Sat Feb 9 21:19:54 2019 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 3B75C14CE16C; Sat, 9 Feb 2019 21:19:54 +0000 (UTC) (envelope-from jhibbits@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id CD9B082F2E; Sat, 9 Feb 2019 21:19:53 +0000 (UTC) (envelope-from jhibbits@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id B617F65E4; Sat, 9 Feb 2019 21:19:53 +0000 (UTC) (envelope-from jhibbits@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x19LJrTi091586; Sat, 9 Feb 2019 21:19:53 GMT (envelope-from jhibbits@FreeBSD.org) Received: (from jhibbits@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x19LJrf8091585; Sat, 9 Feb 2019 21:19:53 GMT (envelope-from jhibbits@FreeBSD.org) Message-Id: <201902092119.x19LJrf8091585@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: jhibbits set sender to jhibbits@FreeBSD.org using -f From: Justin Hibbits Date: Sat, 9 Feb 2019 21:19:53 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r343944 - head/sys/powerpc/powerpc X-SVN-Group: head X-SVN-Commit-Author: jhibbits X-SVN-Commit-Paths: head/sys/powerpc/powerpc X-SVN-Commit-Revision: 343944 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: CD9B082F2E X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.97 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.996,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; NEURAL_HAM_SHORT(-0.97)[-0.971,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 09 Feb 2019 21:19:54 -0000 Author: jhibbits Date: Sat Feb 9 21:19:53 2019 New Revision: 343944 URL: https://svnweb.freebsd.org/changeset/base/343944 Log: powerpc: Split out the e500mc idling from rest of Book-E The e500v2 and e500mc (and derivatives) have different idling procedures, so make them different functions. MFC after: 2 weeks Modified: head/sys/powerpc/powerpc/cpu.c Modified: head/sys/powerpc/powerpc/cpu.c ============================================================================== --- head/sys/powerpc/powerpc/cpu.c Sat Feb 9 21:08:19 2019 (r343943) +++ head/sys/powerpc/powerpc/cpu.c Sat Feb 9 21:19:53 2019 (r343944) @@ -89,6 +89,7 @@ int powerpc_pow_enabled; void (*cpu_idle_hook)(sbintime_t) = NULL; static void cpu_idle_60x(sbintime_t); static void cpu_idle_booke(sbintime_t); +static void cpu_idle_e500mc(sbintime_t sbt); #if defined(__powerpc64__) && defined(AIM) static void cpu_idle_powerx(sbintime_t); static void cpu_idle_power9(sbintime_t); @@ -585,10 +586,12 @@ cpu_booke_setup(int cpuid, uint16_t vers) switch (vers) { case FSL_E500mc: bitmask = HID0_E500MC_BITMASK; + cpu_idle_hook = cpu_idle_e500mc; break; case FSL_E5500: case FSL_E6500: bitmask = HID0_E5500_BITMASK; + cpu_idle_hook = cpu_idle_e500mc; break; case FSL_E500v1: case FSL_E500v2: @@ -754,25 +757,25 @@ cpu_idle_60x(sbintime_t sbt) } static void +cpu_idle_e500mc(sbintime_t sbt) +{ + /* + * Base binutils doesn't know what the 'wait' instruction is, so + * use the opcode encoding here. + */ + __asm __volatile(".long 0x7c00007c"); +} + +static void cpu_idle_booke(sbintime_t sbt) { register_t msr; - uint16_t vers; msr = mfmsr(); - vers = mfpvr() >> 16; -#ifdef BOOKE - switch (vers) { - case FSL_E500mc: - case FSL_E5500: - case FSL_E6500: - break; - default: - powerpc_sync(); - mtmsr(msr | PSL_WE); - break; - } +#ifdef BOOKE_E500 + powerpc_sync(); + mtmsr(msr | PSL_WE); #endif }