From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52400) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aeOiE-0004Km-7u for qemu-devel@nongnu.org; Fri, 11 Mar 2016 10:10:47 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aeOi9-0000dJ-S9 for qemu-devel@nongnu.org; Fri, 11 Mar 2016 10:10:46 -0500 Received: from mx1.redhat.com ([209.132.183.28]:45525) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aeOi9-0000dA-Er for qemu-devel@nongnu.org; Fri, 11 Mar 2016 10:10:41 -0500 Date: Fri, 11 Mar 2016 17:10:36 +0200 From: "Michael S. Tsirkin" Message-ID: <1457708548-14093-52-git-send-email-mst@redhat.com> References: <1457708548-14093-1-git-send-email-mst@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline In-Reply-To: <1457708548-14093-1-git-send-email-mst@redhat.com> Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] [PULL 51/53] ipmi: use a file to load SDRs List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Peter Maydell , Eduardo Habkost , Corey Minyard , =?us-ascii?B?PT9VVEYtOD9xP0M9QzM9QTlkcmljPTIwTGU9MjBHb2F0ZXI/PQ==?= , Stefan Hajnoczi , Marcel Apfelbaum , Paolo Bonzini , Greg Kurz From: C=E9dric Le Goater The IPMI BMC simulator populates the sdr/sensor tables with a minimal set of entries (Watchdog). But some qemu platforms might want to use extra entries for their custom needs. This patch modifies slighty the initializing routine to take into account a larger set read from a file. The name of the file to use is defined through a new 'sdr' property of the simulator device. Signed-off-by: C=E9dric Le Goater Acked-by: Corey Minyard Reviewed-by: Marcel Apfelbaum Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/ipmi/ipmi_bmc_sim.c | 23 +++++++++++++++++++++-- qemu-options.hx | 11 ++++++++++- 2 files changed, 31 insertions(+), 3 deletions(-) diff --git a/hw/ipmi/ipmi_bmc_sim.c b/hw/ipmi/ipmi_bmc_sim.c index dc9c14c..5e6db52 100644 --- a/hw/ipmi/ipmi_bmc_sim.c +++ b/hw/ipmi/ipmi_bmc_sim.c @@ -27,6 +27,7 @@ #include "qemu/timer.h" #include "hw/ipmi/ipmi.h" #include "qemu/error-report.h" +#include "hw/loader.h" =20 #define IPMI_NETFN_CHASSIS 0x00 =20 @@ -213,6 +214,7 @@ struct IPMIBmcSim { IPMISel sel; IPMISdr sdr; IPMISensor sensors[MAX_SENSORS]; + char *sdr_filename; =20 /* Odd netfns are for responses, so we only need the even ones. */ const IPMINetfn *netfns[MAX_NETFNS / 2]; @@ -1701,22 +1703,33 @@ static void ipmi_sdr_init(IPMIBmcSim *ibs) =20 sdrs_size =3D sizeof(init_sdrs); sdrs =3D init_sdrs; + if (ibs->sdr_filename && + !g_file_get_contents(ibs->sdr_filename, (gchar **) &sdrs, &sdrs_= size, + NULL)) { + error_report("failed to load sdr file '%s'", ibs->sdr_filename); + sdrs_size =3D sizeof(init_sdrs); + sdrs =3D init_sdrs; + } =20 for (i =3D 0; i < sdrs_size; i +=3D len) { struct ipmi_sdr_header *sdrh; =20 if (i + IPMI_SDR_HEADER_SIZE > sdrs_size) { error_report("Problem with recid 0x%4.4x", i); - return; + break; } sdrh =3D (struct ipmi_sdr_header *) &sdrs[i]; len =3D ipmi_sdr_length(sdrh); if (i + len > sdrs_size) { error_report("Problem with recid 0x%4.4x", i); - return; + break; } sdr_add_entry(ibs, sdrh, len, NULL); } + + if (sdrs !=3D init_sdrs) { + g_free(sdrs); + } } =20 static const VMStateDescription vmstate_ipmi_sim =3D { @@ -1786,12 +1799,18 @@ static void ipmi_sim_realize(DeviceState *dev, Er= ror **errp) vmstate_register(NULL, 0, &vmstate_ipmi_sim, ibs); } =20 +static Property ipmi_sim_properties[] =3D { + DEFINE_PROP_STRING("sdrfile", IPMIBmcSim, sdr_filename), + DEFINE_PROP_END_OF_LIST(), +}; + static void ipmi_sim_class_init(ObjectClass *oc, void *data) { DeviceClass *dc =3D DEVICE_CLASS(oc); IPMIBmcClass *bk =3D IPMI_BMC_CLASS(oc); =20 dc->realize =3D ipmi_sim_realize; + dc->props =3D ipmi_sim_properties; bk->handle_command =3D ipmi_sim_handle_command; } =20 diff --git a/qemu-options.hx b/qemu-options.hx index 0cf7bb9..fc95375 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -388,7 +388,7 @@ possible drivers and properties, use @code{-device he= lp} and @code{-device @var{driver},help}. =20 Some drivers are: -@item -device ipmi-bmc-sim,id=3D@var{id}[,slave_addr=3D@var{val}] +@item -device ipmi-bmc-sim,id=3D@var{id}[,slave_addr=3D@var{val}][,sdrfi= le=3D@var{file}] =20 Add an IPMI BMC. This is a simulation of a hardware management interface processor that normally sits on a system. It provides @@ -400,6 +400,15 @@ This address is the BMC's address on the I2C network= of management controllers. If you don't know what this means, it is safe to ignore it. =20 +@table @option +@item bmc=3D@var{id} +The BMC to connect to, one of ipmi-bmc-sim or ipmi-bmc-extern above. +@item slave_addr=3D@var{val} +Define slave address to use for the BMC. The default is 0x20. +@item sdrfile=3D@var{file} +file containing raw Sensor Data Records (SDR) data. The default is none= . +@end table + @item -device ipmi-bmc-extern,id=3D@var{id},chardev=3D@var{id}[,slave_ad= dr=3D@var{val}] =20 Add a connection to an external IPMI BMC simulator. Instead of --=20 MST