From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:35886) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XJXCE-00089y-OP for qemu-devel@nongnu.org; Mon, 18 Aug 2014 20:22:51 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XJXBy-0003zo-W2 for qemu-devel@nongnu.org; Mon, 18 Aug 2014 20:22:42 -0400 Received: from e36.co.us.ibm.com ([32.97.110.154]:37588) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XJXBy-0003za-Oe for qemu-devel@nongnu.org; Mon, 18 Aug 2014 20:22:26 -0400 Received: from /spool/local by e36.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 18 Aug 2014 18:22:26 -0600 From: Michael Roth Date: Mon, 18 Aug 2014 19:21:49 -0500 Message-Id: <1408407718-10835-4-git-send-email-mdroth@linux.vnet.ibm.com> In-Reply-To: <1408407718-10835-1-git-send-email-mdroth@linux.vnet.ibm.com> References: <1408407718-10835-1-git-send-email-mdroth@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH 03/12] spapr: add helper to retrieve a PHB/device DrcEntry List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: aik@ozlabs.ru, agraf@suse.de, ncmike@ncultra.org, qemu-ppc@nongnu.org, tyreld@linux.vnet.ibm.com, nfont@linux.vnet.ibm.com Signed-off-by: Michael Roth --- hw/ppc/spapr.c | 23 +++++++++++++++++++++++ include/hw/ppc/spapr.h | 1 + 2 files changed, 24 insertions(+) diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index 90b25b3..39cb0bb 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -309,6 +309,29 @@ sPAPRDrcEntry *spapr_phb_to_drc_entry(uint64_t buid) return NULL; } +sPAPRDrcEntry *spapr_find_drc_entry(int drc_index) +{ + int i, j; + + for (i = 0; i < SPAPR_DRC_TABLE_SIZE; i++) { + sPAPRDrcEntry *phb_entry = &spapr->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++) { + sPAPRDrcEntry *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 c93794b..0ac1a19 100644 --- a/include/hw/ppc/spapr.h +++ b/include/hw/ppc/spapr.h @@ -516,5 +516,6 @@ int spapr_tcet_dma_dt(void *fdt, int node_off, const char *propname, sPAPRTCETable *tcet); sPAPRDrcEntry *spapr_add_phb_to_drc_table(uint64_t buid, uint32_t state); sPAPRDrcEntry *spapr_phb_to_drc_entry(uint64_t buid); +sPAPRDrcEntry *spapr_find_drc_entry(int drc_index); #endif /* !defined (__HW_SPAPR_H__) */ -- 1.9.1