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Tue, 10 Mar 2020 16:51:57 +0000 Received: from abhmp0018.oracle.com (abhmp0018.oracle.com [141.146.116.24]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 02AGpuwM031771; Tue, 10 Mar 2020 16:51:56 GMT Received: from spark.ravello.local (/213.57.127.2) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 10 Mar 2020 09:51:51 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=corp-2020-01-29; bh=ne/YYCyGllSC9Z5aTXdOACyjwpUdbmtlKYRW3HOtyaY=; b=b2rk7FatmpNS0YUbi7f4t1909m0+2L/3XCPZvcgYJ0PfAEa1P/QopU19cLn5nWYdslYa 8/s6iJyPsmvPkKHc5Br6MTka8BmEWxRepbdNhdimBokIMS7UQz3b8/L+MyWIoDQ6Chpj ecQMdKStp2t6adt7gSESYfRWZoyIbeJGkQ4QMMeX1vKfi+oAdfpAbtqV2fz3P9ujHzOR GIFyOyIyuR2yOw0W8wwXYyyq18ljaK2Z0ugp5KGXbEFfv7W03bcY/6dED5jpzgdgELOD zKCrYo5nE7tz+bC5lTrXk2wNlaTYi2BK5GP3/eq2cRVN+RG1bNKsIdYJxIBo75qE0pbU qg== From: Liran Alon To: qemu-devel@nongnu.org Subject: [PATCH v2 11/16] hw/i386/vmport: Add support for CMD_GETTIMEFULL Date: Tue, 10 Mar 2020 18:53:27 +0200 Message-Id: <20200310165332.140774-12-liran.alon@oracle.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200310165332.140774-1-liran.alon@oracle.com> References: <20200310165332.140774-1-liran.alon@oracle.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9556 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=999 phishscore=0 mlxscore=0 spamscore=0 malwarescore=0 bulkscore=0 adultscore=0 suspectscore=1 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2001150001 definitions=main-2003100103 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9556 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 spamscore=0 priorityscore=1501 clxscore=1015 mlxscore=0 impostorscore=0 mlxlogscore=999 suspectscore=1 phishscore=0 malwarescore=0 adultscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2001150001 definitions=main-2003100103 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 156.151.31.85 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ehabkost@redhat.com, mst@redhat.com, Liran Alon , nikita.leshchenko@oracle.com, rth@twiddle.net Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Similar to CMD_GETTIME but lacks the 136-year overflow issue, by returning full 64-bit of host uSeconds. Reviewed-by: Nikita Leshenko Signed-off-by: Liran Alon --- hw/i386/vmport.c | 17 +++++++++++++++++ include/hw/i386/vmport.h | 1 + 2 files changed, 18 insertions(+) diff --git a/hw/i386/vmport.c b/hw/i386/vmport.c index 15632c579199..445104c71c2b 100644 --- a/hw/i386/vmport.c +++ b/hw/i386/vmport.c @@ -172,6 +172,22 @@ static uint32_t vmport_cmd_time(void *opaque, uint32_t= addr) return (uint32_t)tv.tv_sec; } =20 +static uint32_t vmport_cmd_time_full(void *opaque, uint32_t addr) +{ + X86CPU *cpu =3D X86_CPU(current_cpu); + qemu_timeval tv; + + if (qemu_gettimeofday(&tv) < 0) { + return UINT32_MAX; + } + + cpu->env.regs[R_ESI] =3D (uint32_t)((uint64_t)tv.tv_sec >> 32); + cpu->env.regs[R_EDX] =3D (uint32_t)tv.tv_sec; + cpu->env.regs[R_EBX] =3D (uint32_t)tv.tv_usec; + cpu->env.regs[R_ECX] =3D port_state->max_time_lag_us; + return VMPORT_MAGIC; +} + /* vmmouse helpers */ void vmmouse_get_data(uint32_t *data) { @@ -219,6 +235,7 @@ static void vmport_realizefn(DeviceState *dev, Error **= errp) if (s->version > 1) { vmport_register(VMPORT_CMD_GETBIOSUUID, vmport_cmd_get_bios_uuid, = NULL); vmport_register(VMPORT_CMD_GETTIME, vmport_cmd_time, NULL); + vmport_register(VMPORT_CMD_GETTIMEFULL, vmport_cmd_time_full, NULL= ); } } =20 diff --git a/include/hw/i386/vmport.h b/include/hw/i386/vmport.h index 50416c8c8f3e..5d19963ed417 100644 --- a/include/hw/i386/vmport.h +++ b/include/hw/i386/vmport.h @@ -12,6 +12,7 @@ typedef enum { VMPORT_CMD_VMMOUSE_DATA =3D 39, VMPORT_CMD_VMMOUSE_STATUS =3D 40, VMPORT_CMD_VMMOUSE_COMMAND =3D 41, + VMPORT_CMD_GETTIMEFULL =3D 46, VMPORT_ENTRIES } VMPortCommand; =20 --=20 2.20.1