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[Qemu-devel] [PATCH v3 17/26] Add i21154 bridge chip.
From: |
Jason Baron |
Subject: |
[Qemu-devel] [PATCH v3 17/26] Add i21154 bridge chip. |
Date: |
Fri, 19 Oct 2012 16:43:37 -0400 |
From: Jason Baron <address@hidden>
This adds support for the DECchip 21154 PCI bridge.
Signed-off-by: Isaku Yamahata <address@hidden>
Signed-off-by: Jason Baron <address@hidden>
---
hw/Makefile.objs | 2 +-
hw/i21154.c | 113 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
hw/i21154.h | 9 ++++
3 files changed, 123 insertions(+), 1 deletions(-)
create mode 100644 hw/i21154.c
create mode 100644 hw/i21154.h
diff --git a/hw/Makefile.objs b/hw/Makefile.objs
index ef444d8..eb18a55 100644
--- a/hw/Makefile.objs
+++ b/hw/Makefile.objs
@@ -9,7 +9,7 @@ common-obj-$(CONFIG_PCI) += shpc.o
common-obj-$(CONFIG_PCI) += slotid_cap.o
common-obj-$(CONFIG_PCI) += pci_host.o pcie_host.o
common-obj-$(CONFIG_PCI) += ioh3420.o xio3130_upstream.o xio3130_downstream.o
-common-obj-$(CONFIG_PCI) += i82801b11.o
+common-obj-$(CONFIG_PCI) += i82801b11.o i21154.o
common-obj-y += watchdog.o
common-obj-$(CONFIG_ISA_MMIO) += isa_mmio.o
common-obj-$(CONFIG_ECC) += ecc.o
diff --git a/hw/i21154.c b/hw/i21154.c
new file mode 100644
index 0000000..93faa59
--- /dev/null
+++ b/hw/i21154.c
@@ -0,0 +1,113 @@
+/*
+ * Copyright (c) 2006 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+/*
+ * QEMU i21154 PCI Bridge Emulation
+ *
+ * Copyright (c) 2009, 2010, 2011
+ * Isaku Yamahata <yamahata at valinux co jp>
+ * VA Linux Systems Japan K.K.
+ * Copyright (C) 2012 Jason Baron <address@hidden>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>
+ */
+
+#include "i21154.h"
+#include "pci_ids.h"
+#include "pci.h"
+#include "pci_bridge.h"
+#include "pci_internals.h"
+
+/* i21154 pci bridge*/
+
+typedef struct I21154Bridge {
+ PCIBridge br;
+} I21154Bridge;
+
+static int i21154_bridge_initfn(PCIDevice *d)
+{
+ int rc;
+
+ rc = pci_bridge_initfn(d);
+ if (rc < 0) {
+ return rc;
+ }
+
+ return 0;
+}
+
+#define I21154_REV 0x05
+#define I21154_PI 0x00
+
+static void i21154_bridge_class_init(ObjectClass *klass, void *data)
+{
+ PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
+
+ k->is_bridge = 1;
+ k->vendor_id = PCI_VENDOR_ID_DEC;
+ k->device_id = PCI_DEVICE_ID_DEC_21154;
+ k->revision = I21154_REV;
+ k->init = i21154_bridge_initfn;
+}
+
+static const TypeInfo i21154_bridge_info = {
+ .name = "i21154-bridge",
+ .parent = TYPE_PCI_DEVICE,
+ .instance_size = sizeof(I21154Bridge),
+ .class_init = i21154_bridge_class_init,
+};
+
+PCIBridge *i21154_init(PCIBus *bus, int devfn, const char *bus_name,
+ bool multifunction)
+{
+ PCIDevice *d;
+ PCIBridge *br;
+ DeviceState *qdev;
+
+ d = pci_create_multifunction(bus, devfn, multifunction, "i21154-bridge");
+ if (!d) {
+ return NULL;
+ }
+ br = DO_UPCAST(PCIBridge, dev, d);
+ qdev = &br->dev.qdev;
+
+ pci_bridge_map_irq(br, bus_name, pci_swizzle_map_irq_fn);
+ qdev_init_nofail(qdev);
+
+ return br;
+}
+
+static void i21154_register(void)
+{
+ type_register_static(&i21154_bridge_info);
+}
+type_init(i21154_register);
diff --git a/hw/i21154.h b/hw/i21154.h
new file mode 100644
index 0000000..0cf8753
--- /dev/null
+++ b/hw/i21154.h
@@ -0,0 +1,9 @@
+#ifndef QEMU_I21154_H
+#define QEMU_I21154_H
+
+#include "pci.h"
+
+PCIBridge *i21154_init(PCIBus *bus, int devfn, const char *bus_name,
+ bool multifunction);
+
+#endif /* QEMU_I21154_H */
--
1.7.1
- Re: [Qemu-devel] [PATCH v3 22/26] Add a fallback bios file search, if -L fails., (continued)
- [Qemu-devel] [PATCH v3 23/26] q35: automatically load the q35 dsdt table, Jason Baron, 2012/10/19
- [Qemu-devel] [PATCH v3 25/26] q35: fill in usb pci slots with -usb, Jason Baron, 2012/10/19
- [Qemu-devel] [PATCH v3 15/26] q35: Introduce q35 pc based chipset emulator, Jason Baron, 2012/10/19
- [Qemu-devel] [PATCH v3 21/26] q35: Add kvmclock support, Jason Baron, 2012/10/19
- [Qemu-devel] [PATCH v3 26/26] ich9: add support pci assignment, Jason Baron, 2012/10/19
- [Qemu-devel] [PATCH v3 20/26] q35: smbus: Remove PCI_STATUS_SIG_SYSTEM_ERROR and PCI_STATUS_DETECTED_PARITY from w1cmask, Jason Baron, 2012/10/19
- [Qemu-devel] [PATCH v3 17/26] Add i21154 bridge chip.,
Jason Baron <=
- [Qemu-devel] [PATCH v3 19/26] q35: Fix non-PCI IRQ processing in ich9_lpc_update_apic, Jason Baron, 2012/10/19
- [Qemu-devel] [PATCH v3 24/26] q35: add acpi-based pci hotplug., Jason Baron, 2012/10/19