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[RFC v4 PATCH 16/49] multi-process: Add LSI device proxy object
From: |
Jagannathan Raman |
Subject: |
[RFC v4 PATCH 16/49] multi-process: Add LSI device proxy object |
Date: |
Thu, 24 Oct 2019 05:08:57 -0400 |
Adds proxy-lsi53c895a object, as a derivative of the pci-proxy-dev
object. This object is the proxy for the lsi53c895a object
instantiated by the remote process.
Signed-off-by: John G Johnson <address@hidden>
Signed-off-by: Jagannathan Raman <address@hidden>
Signed-off-by: Elena Ufimtseva <address@hidden>
---
hw/proxy/Makefile.objs | 1 +
hw/proxy/proxy-lsi53c895a.c | 91 +++++++++++++++++++++++++++++++++++++
include/hw/proxy/proxy-lsi53c895a.h | 42 +++++++++++++++++
3 files changed, 134 insertions(+)
create mode 100644 hw/proxy/proxy-lsi53c895a.c
create mode 100644 include/hw/proxy/proxy-lsi53c895a.h
diff --git a/hw/proxy/Makefile.objs b/hw/proxy/Makefile.objs
index eb81624..f562f5a 100644
--- a/hw/proxy/Makefile.objs
+++ b/hw/proxy/Makefile.objs
@@ -1 +1,2 @@
common-obj-$(CONFIG_MPQEMU) += qemu-proxy.o
+common-obj-$(CONFIG_MPQEMU) += proxy-lsi53c895a.o
diff --git a/hw/proxy/proxy-lsi53c895a.c b/hw/proxy/proxy-lsi53c895a.c
new file mode 100644
index 0000000..7734ae2
--- /dev/null
+++ b/hw/proxy/proxy-lsi53c895a.c
@@ -0,0 +1,91 @@
+/*
+ * Copyright 2019, Oracle and/or its affiliates.
+ *
+ * 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.
+ */
+
+#include <sys/types.h>
+
+#include "qemu/osdep.h"
+#include "hw/qdev-core.h"
+#include "qemu/bitops.h"
+#include "hw/pci/pci.h"
+#include "hw/proxy/qemu-proxy.h"
+#include "hw/proxy/proxy-lsi53c895a.h"
+#include "exec/memory.h"
+
+static void proxy_lsi_realize(PCIProxyDev *dev, Error **errp)
+{
+ ProxyLSIState *s = LSI_PROXY_DEV(dev);
+ PCIDevice *pci_dev = PCI_DEVICE(dev);
+ uint8_t *pci_conf = pci_dev->config;
+
+ pci_conf[PCI_LATENCY_TIMER] = 0xff;
+ pci_conf[PCI_INTERRUPT_PIN] = 0x01;
+
+ dev->region[0].present = true;
+ dev->region[0].type = PCI_BASE_ADDRESS_SPACE_IO;
+ memory_region_init_io(&dev->region[0].mr, OBJECT(s), &proxy_default_ops,
+ &dev->region[0], "proxy-lsi-io", 256);
+
+ dev->region[1].present = true;
+ dev->region[1].memory = true;
+ dev->region[1].type = PCI_BASE_ADDRESS_SPACE_MEMORY;
+ memory_region_init_io(&dev->region[1].mr, OBJECT(s), &proxy_default_ops,
+ &dev->region[1], "proxy-lsi-mmio", 0x400);
+
+ dev->region[2].present = true;
+ dev->region[2].memory = true;
+ dev->region[2].type = PCI_BASE_ADDRESS_SPACE_MEMORY;
+ memory_region_init_io(&dev->region[2].mr, OBJECT(s), &proxy_default_ops,
+ &dev->region[2], "proxy-lsi-ram", 0x2000);
+}
+
+static void proxy_lsi_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ PCIDeviceClass *pci_class = PCI_DEVICE_CLASS(klass);
+ PCIProxyDevClass *proxy_class = PCI_PROXY_DEV_CLASS(klass);
+
+ proxy_class->realize = proxy_lsi_realize;
+ proxy_class->command = g_strdup("qemu-scsi-dev");
+
+ pci_class->vendor_id = PCI_VENDOR_ID_LSI_LOGIC;
+ pci_class->device_id = PCI_DEVICE_ID_LSI_53C895A;
+ pci_class->class_id = PCI_CLASS_STORAGE_SCSI;
+ pci_class->subsystem_id = 0x1000;
+
+ set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
+
+ dc->desc = "LSI Proxy Device";
+}
+
+static const TypeInfo lsi_proxy_dev_type_info = {
+ .name = TYPE_PROXY_LSI53C895A,
+ .parent = TYPE_PCI_PROXY_DEV,
+ .instance_size = sizeof(ProxyLSIState),
+ .class_init = proxy_lsi_class_init,
+};
+
+static void lsi_proxy_dev_register_types(void)
+{
+ type_register_static(&lsi_proxy_dev_type_info);
+}
+
+type_init(lsi_proxy_dev_register_types)
diff --git a/include/hw/proxy/proxy-lsi53c895a.h
b/include/hw/proxy/proxy-lsi53c895a.h
new file mode 100644
index 0000000..8afb8f3
--- /dev/null
+++ b/include/hw/proxy/proxy-lsi53c895a.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2019, Oracle and/or its affiliates.
+ *
+ * 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.
+ */
+
+#ifndef LSI_PROXY_H
+#define LSI_PROXY_H
+
+#include "hw/proxy/qemu-proxy.h"
+
+#define TYPE_PROXY_LSI53C895A "proxy-lsi53c895a"
+
+#define LSI_PROXY_DEV(obj) \
+ OBJECT_CHECK(ProxyLSIState, (obj), TYPE_PROXY_LSI53C895A)
+
+typedef struct ProxyLSIState {
+ PCIProxyDev parent_dev;
+
+ MemoryRegion mmio_io;
+ MemoryRegion ram_io;
+ MemoryRegion io_io;
+
+} ProxyLSIState;
+
+#endif
--
1.8.3.1
- [RFC v4 PATCH 01/49] multi-process: memory: alloc RAM from file at offset, (continued)
- [RFC v4 PATCH 01/49] multi-process: memory: alloc RAM from file at offset, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 02/49] multi-process: util: Add qemu_thread_cancel() to cancel running thread, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 04/49] multi-process: Add stub functions to facilate build of multi-process, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 05/49] multi-process: Add config option for multi-process QEMU, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 06/49] multi-process: build system for remote device process, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 09/49] multi-process: setup PCI host bridge for remote device, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 11/49] multi-process: setup memory manager for remote device, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 10/49] multi-process: setup a machine object for remote device process, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 13/49] multi-process: introduce proxy object, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 14/49] mutli-process: build remote command line args, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 16/49] multi-process: Add LSI device proxy object,
Jagannathan Raman <=
- [RFC v4 PATCH 15/49] multi-process: PCI BAR read/write handling for proxy & remote endpoints, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 19/49] multi-process: configure remote side devices, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 18/49] multi-process: create IOHUB object to handle irq, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 20/49] multi-process: add qdev_proxy_add to create proxy devices, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 21/49] multi-process: remote: add setup_devices and setup_drive msg processing, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 22/49] multi-process: remote: use fd for socket from parent process, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 23/49] multi-process: remote: add create_done condition, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 24/49] multi-process: add processing of remote drive and device command line, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 26/49] multi-process: refractor vl.c code to re-use in remote, Jagannathan Raman, 2019/10/24
- [RFC v4 PATCH 27/49] multi-process: add remote option, Jagannathan Raman, 2019/10/24