From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:32961) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YOA6S-0000rs-8W for qemu-devel@nongnu.org; Wed, 18 Feb 2015 14:16:13 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YOA6L-0004bk-W7 for qemu-devel@nongnu.org; Wed, 18 Feb 2015 14:16:08 -0500 Received: from mx1.redhat.com ([209.132.183.28]:58070) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YOA6L-0004bO-Jk for qemu-devel@nongnu.org; Wed, 18 Feb 2015 14:16:01 -0500 From: Igor Mammedov Date: Wed, 18 Feb 2015 19:14:50 +0000 Message-Id: <1424286895-21611-38-git-send-email-imammedo@redhat.com> In-Reply-To: <1424286895-21611-1-git-send-email-imammedo@redhat.com> References: <1424286895-21611-1-git-send-email-imammedo@redhat.com> Subject: [Qemu-devel] [PATCH v4 37/42] pc: acpi-build: reserve PCIHP MMIO resources List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: drjones@redhat.com, mst@redhat.com, zhaoshenglong@huawei.com, marcel.a@redhat.com Signed-off-by: Igor Mammedov --- hw/i386/acpi-build.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 98553f8..4d5d7e3 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -105,6 +105,8 @@ typedef struct AcpiPmInfo { uint16_t cpu_hp_io_len; uint16_t mem_hp_io_base; uint16_t mem_hp_io_len; + uint16_t pcihp_io_base; + uint16_t pcihp_io_len; } AcpiPmInfo; typedef struct AcpiMiscInfo { @@ -178,9 +180,15 @@ static void acpi_get_pm_info(AcpiPmInfo *pm) Object *obj = NULL; QObject *o; + pm->pcihp_io_base = 0; + pm->pcihp_io_len = 0; if (piix) { obj = piix; pm->cpu_hp_io_base = PIIX4_CPU_HOTPLUG_IO_BASE; + pm->pcihp_io_base = + object_property_get_int(obj, ACPI_PCIHP_IO_BASE_PROP, NULL); + pm->pcihp_io_len = + object_property_get_int(obj, ACPI_PCIHP_IO_LEN_PROP, NULL); } if (lpc) { obj = lpc; @@ -892,6 +900,25 @@ build_ssdt(GArray *table_data, GArray *linker, patch_pci_windows(pci, ssdt_ptr, sizeof(ssdp_misc_aml)); + scope = aml_scope("\\_SB.PCI0"); + /* reserve PCIHP resources */ + if (pm->pcihp_io_len) { + dev = aml_device("PHPR"); + aml_append(dev, aml_name_decl("_HID", aml_string("PNP0A06"))); + aml_append(dev, + aml_name_decl("_UID", aml_string("PCI Hotplug resources"))); + /* device present, functioning, decoding, not shown in UI */ + aml_append(dev, aml_name_decl("_STA", aml_int(0xB))); + crs = aml_resource_template(); + aml_append(crs, + aml_io(aml_decode16, pm->pcihp_io_base, pm->pcihp_io_base, 1, + pm->pcihp_io_len) + ); + aml_append(dev, aml_name_decl("_CRS", crs)); + aml_append(scope, dev); + } + aml_append(ssdt, scope); + /* create S3_ / S4_ / S5_ packages if necessary */ scope = aml_scope("\\"); if (!pm->s3_disabled) { -- 1.8.3.1