From owner-svn-src-user@FreeBSD.ORG Thu Dec 2 18:01:18 2010 Return-Path: Delivered-To: svn-src-user@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 903E91065672; Thu, 2 Dec 2010 18:01:18 +0000 (UTC) (envelope-from nwhitehorn@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id 7EA4B8FC1C; Thu, 2 Dec 2010 18:01:18 +0000 (UTC) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id oB2I1InL021803; Thu, 2 Dec 2010 18:01:18 GMT (envelope-from nwhitehorn@svn.freebsd.org) Received: (from nwhitehorn@localhost) by svn.freebsd.org (8.14.3/8.14.3/Submit) id oB2I1Ics021801; Thu, 2 Dec 2010 18:01:18 GMT (envelope-from nwhitehorn@svn.freebsd.org) Message-Id: <201012021801.oB2I1Ics021801@svn.freebsd.org> From: Nathan Whitehorn Date: Thu, 2 Dec 2010 18:01:18 +0000 (UTC) To: src-committers@freebsd.org, svn-src-user@freebsd.org X-SVN-Group: user MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r216129 - user/nwhitehorn/ps3/powerpc/ps3 X-BeenThere: svn-src-user@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "SVN commit messages for the experimental " user" src tree" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 02 Dec 2010 18:01:18 -0000 Author: nwhitehorn Date: Thu Dec 2 18:01:18 2010 New Revision: 216129 URL: http://svn.freebsd.org/changeset/base/216129 Log: Set the cache hint bit in our IOPTEs so that they are not evicted by hardware. This prevents I/O hangs now that more of the address space is accessible to the EHCI driver. While here, remove some irrelevant DMA tag restrictions. Modified: user/nwhitehorn/ps3/powerpc/ps3/ps3bus.c Modified: user/nwhitehorn/ps3/powerpc/ps3/ps3bus.c ============================================================================== --- user/nwhitehorn/ps3/powerpc/ps3/ps3bus.c Thu Dec 2 17:37:16 2010 (r216128) +++ user/nwhitehorn/ps3/powerpc/ps3/ps3bus.c Thu Dec 2 18:01:18 2010 (r216129) @@ -500,7 +500,7 @@ ps3bus_get_dma_tag(device_t dev, device_ err = lv1_map_device_dma_region(dinfo->bus, dinfo->dev, sc->regions[i].mr_start, dinfo->dma_base[i], sc->regions[i].mr_size, - 0xf800000000000000UL /* see Cell IO/MMU docs */); + 0xf800000000000800UL /* Cell Handbook Figure 7.3.4.1 */); if (err != 0) { device_printf(child, "could not map DMA region %d: %d\n", i, err); @@ -510,7 +510,7 @@ ps3bus_get_dma_tag(device_t dev, device_ err = bus_dma_tag_create(bus_get_dma_tag(dev), 1, 0, BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR, - NULL, NULL, BUS_SPACE_MAXSIZE_32BIT, 0, BUS_SPACE_MAXSIZE_32BIT, + NULL, NULL, BUS_SPACE_MAXSIZE, 0, BUS_SPACE_MAXSIZE, 0, NULL, NULL, &dinfo->dma_tag); bus_dma_tag_set_iommu(dinfo->dma_tag, dev, dinfo);