From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46708) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eyOFm-0008LC-NE for qemu-devel@nongnu.org; Tue, 20 Mar 2018 16:53:07 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eyOFj-00022V-2j for qemu-devel@nongnu.org; Tue, 20 Mar 2018 16:53:06 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:55364 helo=mx0a-001b2d01.pphosted.com) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1eyOFi-00022Q-SK for qemu-devel@nongnu.org; Tue, 20 Mar 2018 16:53:03 -0400 Received: from pps.filterd (m0098416.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w2KKmeB5052592 for ; Tue, 20 Mar 2018 16:53:02 -0400 Received: from e36.co.us.ibm.com (e36.co.us.ibm.com [32.97.110.154]) by mx0b-001b2d01.pphosted.com with ESMTP id 2gu5x9swcf-1 (version=TLSv1.2 cipher=AES256-SHA256 bits=256 verify=NOT) for ; Tue, 20 Mar 2018 16:53:01 -0400 Received: from localhost by e36.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 20 Mar 2018 14:53:01 -0600 From: Stefan Berger Date: Tue, 20 Mar 2018 16:52:51 -0400 In-Reply-To: <1521579171-26213-1-git-send-email-stefanb@linux.vnet.ibm.com> References: <1521579171-26213-1-git-send-email-stefanb@linux.vnet.ibm.com> Message-Id: <1521579171-26213-5-git-send-email-stefanb@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH v2 4/4] tpm: CRB: query backend for TPM established flag List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: marcandre.lureau@redhat.com, Stefan Berger Signed-off-by: Stefan Berger --- hw/tpm/tpm_crb.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/hw/tpm/tpm_crb.c b/hw/tpm/tpm_crb.c index e8c42f6..ef8b80e 100644 --- a/hw/tpm/tpm_crb.c +++ b/hw/tpm/tpm_crb.c @@ -84,6 +84,12 @@ static uint64_t tpm_crb_mmio_read(void *opaque, hwaddr addr, unsigned offset = addr & 3; uint32_t val = *(uint32_t *)regs >> (8 * offset); + switch (addr) { + case A_CRB_LOC_STATE: + val |= !tpm_backend_get_tpm_established_flag(s->tpmbe); + break; + } + trace_tpm_crb_mmio_read(addr, size, val); return val; -- 2.5.5