From owner-svn-src-head@freebsd.org Wed Jan 17 09:45:19 2018 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id EC3F0EB94EE; Wed, 17 Jan 2018 09:45:19 +0000 (UTC) (envelope-from wma@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id C6EFC2AD2; Wed, 17 Jan 2018 09:45:19 +0000 (UTC) (envelope-from wma@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 0667E5C7B; Wed, 17 Jan 2018 09:45:19 +0000 (UTC) (envelope-from wma@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w0H9jIxQ090023; Wed, 17 Jan 2018 09:45:18 GMT (envelope-from wma@FreeBSD.org) Received: (from wma@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w0H9jIP5090022; Wed, 17 Jan 2018 09:45:18 GMT (envelope-from wma@FreeBSD.org) Message-Id: <201801170945.w0H9jIP5090022@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: wma set sender to wma@FreeBSD.org using -f From: Wojciech Macek Date: Wed, 17 Jan 2018 09:45:18 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r328080 - head/sys/powerpc/powerpc X-SVN-Group: head X-SVN-Commit-Author: wma X-SVN-Commit-Paths: head/sys/powerpc/powerpc X-SVN-Commit-Revision: 328080 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 17 Jan 2018 09:45:20 -0000 Author: wma Date: Wed Jan 17 09:45:18 2018 New Revision: 328080 URL: https://svnweb.freebsd.org/changeset/base/328080 Log: PPC64: implement missing busdma ops Add missing little-endian 64-bit read and write. Since there is no direct ASM opcode for this, perform byte swap if necessary. Created by: Wojciech Macek Obtained from: Semihalf Sponsored by: QCM Technologies Modified: head/sys/powerpc/powerpc/bus_machdep.c Modified: head/sys/powerpc/powerpc/bus_machdep.c ============================================================================== --- head/sys/powerpc/powerpc/bus_machdep.c Wed Jan 17 09:36:48 2018 (r328079) +++ head/sys/powerpc/powerpc/bus_machdep.c Wed Jan 17 09:45:18 2018 (r328080) @@ -43,6 +43,7 @@ __FBSDID("$FreeBSD$"); #include #include #include +#include #include #include @@ -333,6 +334,7 @@ bs_be_ws_8(bus_space_handle_t bsh, bus_size_t ofs, uin addr = __ppc_ba(bsh, ofs); *addr = val; powerpc_iomb(); + CTR4(KTR_BE_IO, "%s(bsh=%#x, ofs=%#x, val=%#x)", __func__, bsh, ofs, val); } static void @@ -532,7 +534,14 @@ bs_le_rs_4(bus_space_handle_t bsh, bus_size_t ofs) static uint64_t bs_le_rs_8(bus_space_handle_t bsh, bus_size_t ofs) { - TODO; + volatile uint64_t *addr; + uint64_t res; + + addr = __ppc_ba(bsh, ofs); + res = le64toh(*addr); + powerpc_iomb(); + CTR4(KTR_LE_IO, "%s(bsh=%#x, ofs=%#x) = %#x", __func__, bsh, ofs, res); + return (res); } static void @@ -631,7 +640,12 @@ bs_le_ws_4(bus_space_handle_t bsh, bus_size_t ofs, uin static void bs_le_ws_8(bus_space_handle_t bsh, bus_size_t ofs, uint64_t val) { - TODO; + volatile uint64_t *addr; + + addr = __ppc_ba(bsh, ofs); + *addr = htole64(val); + powerpc_iomb(); + CTR4(KTR_LE_IO, "%s(bsh=%#x, ofs=%#x, val=%#x)", __func__, bsh, ofs, val); } static void