From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52406) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bGK4v-0007bn-IZ for qemu-devel@nongnu.org; Fri, 24 Jun 2016 01:54:58 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bGK4r-0005fw-ER for qemu-devel@nongnu.org; Fri, 24 Jun 2016 01:54:57 -0400 Received: from mx1.redhat.com ([209.132.183.28]:42506) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bGK4r-0005fp-9L for qemu-devel@nongnu.org; Fri, 24 Jun 2016 01:54:53 -0400 Date: Fri, 24 Jun 2016 08:54:49 +0300 From: "Michael S. Tsirkin" Message-ID: <20160624085449-mutt-send-email-mst@redhat.com> References: <1466747621-4342-1-git-send-email-mst@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1466747621-4342-1-git-send-email-mst@redhat.com> Subject: [Qemu-devel] [PULL 13/34] nvdimm acpi: check revision List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Peter Maydell , Xiao Guangrong , Stefan Hajnoczi , Igor Mammedov From: Xiao Guangrong Currently only revision 1 is supported Signed-off-by: Xiao Guangrong Reviewed-by: Stefan Hajnoczi Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/acpi/nvdimm.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/hw/acpi/nvdimm.c b/hw/acpi/nvdimm.c index 07c95c1..8b89285 100644 --- a/hw/acpi/nvdimm.c +++ b/hw/acpi/nvdimm.c @@ -485,6 +485,13 @@ nvdimm_dsm_write(void *opaque, hwaddr addr, uint64_t val, unsigned size) nvdimm_debug("Revision %#x Handler %#x Function %#x.\n", in->revision, in->handle, in->function); + if (in->revision != 0x1 /* Currently we only support DSM Spec Rev1. */) { + nvdimm_debug("Revision %#x is not supported, expect %#x.\n", + in->revision, 0x1); + nvdimm_dsm_no_payload(1 /* Not Supported */, dsm_mem_addr); + goto exit; + } + /* Handle 0 is reserved for NVDIMM Root Device. */ if (!in->handle) { nvdimm_dsm_root(in, dsm_mem_addr); -- MST