From patchwork Thu Dec 5 22:32:54 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Roth X-Patchwork-Id: 297470 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 4F1F12C0079 for ; Fri, 6 Dec 2013 10:43:37 +1100 (EST) Received: from localhost ([::1]:56272 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VohXj-0007eQ-8g for incoming@patchwork.ozlabs.org; Thu, 05 Dec 2013 17:37:11 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:47864) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VohUE-0004Mi-O8 for qemu-devel@nongnu.org; Thu, 05 Dec 2013 17:33:49 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VohU3-00047f-04 for qemu-devel@nongnu.org; Thu, 05 Dec 2013 17:33:34 -0500 Received: from e32.co.us.ibm.com ([32.97.110.150]:32788) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VohU2-00047P-Of for qemu-devel@nongnu.org; Thu, 05 Dec 2013 17:33:22 -0500 Received: from /spool/local by e32.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Thu, 5 Dec 2013 15:33:19 -0700 Received: from b03cxnp08025.gho.boulder.ibm.com (b03cxnp08025.gho.boulder.ibm.com [9.17.130.17]) by d03dlp01.boulder.ibm.com (Postfix) with ESMTP id 258F81FF0021; Thu, 5 Dec 2013 15:32:57 -0700 (MST) Received: from d03av03.boulder.ibm.com (d03av03.boulder.ibm.com [9.17.195.169]) by b03cxnp08025.gho.boulder.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id rB5KVQ081048932; Thu, 5 Dec 2013 21:31:26 +0100 Received: from d03av03.boulder.ibm.com (localhost [127.0.0.1]) by d03av03.boulder.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id rB5MXIVR018069; Thu, 5 Dec 2013 15:33:18 -0700 Received: from localhost ([9.41.105.190]) by d03av03.boulder.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id rB5MXHuU018052; Thu, 5 Dec 2013 15:33:17 -0700 From: Michael Roth To: qemu-devel@nongnu.org Date: Thu, 5 Dec 2013 16:32:54 -0600 Message-Id: <1386282785-466-4-git-send-email-mdroth@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1386282785-466-1-git-send-email-mdroth@linux.vnet.ibm.com> References: <1386282785-466-1-git-send-email-mdroth@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13120522-0928-0000-0000-0000045EAD74 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x-2.6.x [generic] X-Received-From: 32.97.110.150 Cc: aik@ozlabs.ru, agraf@suse.de, ncmike@ncultra.org, paulus@samba.org, tyreld@linux.vnet.ibm.com, nfont@linux.vnet.ibm.com, qemu-ppc@nongnu.org Subject: [Qemu-devel] [PATCH v2 03/14] spapr: add helper to retrieve a PHB/device DrcEntry X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Michael Roth --- hw/ppc/spapr.c | 36 ++++++++++++++++++++++++++++++++++++ include/hw/ppc/spapr.h | 2 ++ 2 files changed, 38 insertions(+) diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index 0607559..2250ee1 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -277,6 +277,42 @@ static size_t create_page_sizes_prop(CPUPPCState *env, uint32_t *prop, return (p - prop) * sizeof(uint32_t); } +DrcEntry *spapr_phb_to_drc_entry(uint64_t buid) +{ + int i; + + for (i = 0; i < SPAPR_DRC_TABLE_SIZE; i++) { + if (drc_table[i].phb_buid == buid) { + return &drc_table[i]; + } + } + + return NULL; +} + +DrcEntry *spapr_find_drc_entry(int drc_index) +{ + int i, j; + + for (i = 0; i < SPAPR_DRC_TABLE_SIZE; i++) { + DrcEntry *phb_entry = &drc_table[i]; + if (phb_entry->drc_index == drc_index) { + return phb_entry; + } + if (phb_entry->child_entries == NULL) { + continue; + } + for (j = 0; j < SPAPR_DRC_PHB_SLOT_MAX; j++) { + DrcEntry *entry = &phb_entry->child_entries[j]; + if (entry->drc_index == drc_index) { + return entry; + } + } + } + + return NULL; +} + static void spapr_init_drc_table(void) { int i; diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h index 0f2e705..6ae5c54 100644 --- a/include/hw/ppc/spapr.h +++ b/include/hw/ppc/spapr.h @@ -331,6 +331,8 @@ struct DrcEntry { extern DrcEntry drc_table[SPAPR_DRC_TABLE_SIZE]; DrcEntry *spapr_add_phb_to_drc_table(uint64_t buid, uint32_t state); +DrcEntry *spapr_phb_to_drc_entry(uint64_t buid); +DrcEntry *spapr_find_drc_entry(int drc_index); extern sPAPREnvironment *spapr;