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-rw-r--r--include/hw/arm/aspeed_soc.h2
-rw-r--r--include/hw/arm/xlnx-zynqmp.h2
-rw-r--r--include/hw/i386/microvm.h71
-rw-r--r--include/hw/i386/pc.h32
-rw-r--r--include/hw/i386/x86.h96
-rw-r--r--include/hw/nvram/fw_cfg.h42
-rw-r--r--include/hw/riscv/sifive_u.h12
-rw-r--r--include/hw/riscv/spike.h4
-rw-r--r--include/hw/riscv/virt.h14
-rw-r--r--include/hw/rtc/aspeed_rtc.h (renamed from include/hw/timer/aspeed_rtc.h)9
-rw-r--r--include/hw/rtc/m48t59.h57
-rw-r--r--include/hw/rtc/mc146818rtc.h56
-rw-r--r--include/hw/rtc/mc146818rtc_regs.h (renamed from include/hw/timer/mc146818rtc_regs.h)7
-rw-r--r--include/hw/rtc/pl031.h (renamed from include/hw/timer/pl031.h)5
-rw-r--r--include/hw/rtc/sun4v-rtc.h19
-rw-r--r--include/hw/rtc/xlnx-zynqmp-rtc.h (renamed from include/hw/timer/xlnx-zynqmp-rtc.h)6
-rw-r--r--include/hw/timer/m48t59.h32
-rw-r--r--include/hw/timer/mc146818rtc.h14
-rw-r--r--include/hw/timer/sun4v-rtc.h1
-rw-r--r--include/hw/virtio/virtio-mmio.h73
-rw-r--r--include/hw/virtio/virtio.h22
21 files changed, 463 insertions, 113 deletions
diff --git a/include/hw/arm/aspeed_soc.h b/include/hw/arm/aspeed_soc.h
index cccb684a19..495c08be1b 100644
--- a/include/hw/arm/aspeed_soc.h
+++ b/include/hw/arm/aspeed_soc.h
@@ -18,7 +18,7 @@
 #include "hw/misc/aspeed_sdmc.h"
 #include "hw/misc/aspeed_xdma.h"
 #include "hw/timer/aspeed_timer.h"
-#include "hw/timer/aspeed_rtc.h"
+#include "hw/rtc/aspeed_rtc.h"
 #include "hw/i2c/aspeed_i2c.h"
 #include "hw/ssi/aspeed_smc.h"
 #include "hw/watchdog/wdt_aspeed.h"
diff --git a/include/hw/arm/xlnx-zynqmp.h b/include/hw/arm/xlnx-zynqmp.h
index d7483c3b42..53076fa29a 100644
--- a/include/hw/arm/xlnx-zynqmp.h
+++ b/include/hw/arm/xlnx-zynqmp.h
@@ -29,7 +29,7 @@
 #include "hw/dma/xlnx-zdma.h"
 #include "hw/display/xlnx_dp.h"
 #include "hw/intc/xlnx-zynqmp-ipi.h"
-#include "hw/timer/xlnx-zynqmp-rtc.h"
+#include "hw/rtc/xlnx-zynqmp-rtc.h"
 #include "hw/cpu/cluster.h"
 #include "target/arm/cpu.h"
 
diff --git a/include/hw/i386/microvm.h b/include/hw/i386/microvm.h
new file mode 100644
index 0000000000..ba68d1f22b
--- /dev/null
+++ b/include/hw/i386/microvm.h
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2018 Intel Corporation
+ * Copyright (c) 2019 Red Hat, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2 or later, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef HW_I386_MICROVM_H
+#define HW_I386_MICROVM_H
+
+#include "qemu-common.h"
+#include "exec/hwaddr.h"
+#include "qemu/notify.h"
+
+#include "hw/boards.h"
+#include "hw/i386/x86.h"
+
+/* Platform virtio definitions */
+#define VIRTIO_MMIO_BASE      0xc0000000
+#define VIRTIO_IRQ_BASE       5
+#define VIRTIO_NUM_TRANSPORTS 8
+#define VIRTIO_CMDLINE_MAXLEN 64
+
+/* Machine type options */
+#define MICROVM_MACHINE_PIT                 "pit"
+#define MICROVM_MACHINE_PIC                 "pic"
+#define MICROVM_MACHINE_RTC                 "rtc"
+#define MICROVM_MACHINE_ISA_SERIAL          "isa-serial"
+#define MICROVM_MACHINE_OPTION_ROMS         "x-option-roms"
+#define MICROVM_MACHINE_AUTO_KERNEL_CMDLINE "auto-kernel-cmdline"
+
+typedef struct {
+    X86MachineClass parent;
+    HotplugHandler *(*orig_hotplug_handler)(MachineState *machine,
+                                           DeviceState *dev);
+} MicrovmMachineClass;
+
+typedef struct {
+    X86MachineState parent;
+
+    /* Machine type options */
+    OnOffAuto pic;
+    OnOffAuto pit;
+    OnOffAuto rtc;
+    bool isa_serial;
+    bool option_roms;
+    bool auto_kernel_cmdline;
+
+    /* Machine state */
+    bool kernel_cmdline_fixed;
+} MicrovmMachineState;
+
+#define TYPE_MICROVM_MACHINE   MACHINE_TYPE_NAME("microvm")
+#define MICROVM_MACHINE(obj) \
+    OBJECT_CHECK(MicrovmMachineState, (obj), TYPE_MICROVM_MACHINE)
+#define MICROVM_MACHINE_GET_CLASS(obj) \
+    OBJECT_GET_CLASS(MicrovmMachineClass, obj, TYPE_MICROVM_MACHINE)
+#define MICROVM_MACHINE_CLASS(class) \
+    OBJECT_CLASS_CHECK(MicrovmMachineClass, class, TYPE_MICROVM_MACHINE)
+
+#endif
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index 37bfd95113..f040a72095 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -8,6 +8,7 @@
 #include "hw/block/flash.h"
 #include "net/net.h"
 #include "hw/i386/ioapic.h"
+#include "hw/i386/x86.h"
 
 #include "qemu/range.h"
 #include "qemu/bitmap.h"
@@ -27,7 +28,7 @@
  */
 struct PCMachineState {
     /*< private >*/
-    MachineState parent_obj;
+    X86MachineState parent_obj;
 
     /* <public> */
 
@@ -36,16 +37,11 @@ struct PCMachineState {
 
     /* Pointers to devices and objects: */
     HotplugHandler *acpi_dev;
-    ISADevice *rtc;
     PCIBus *bus;
     I2CBus *smbus;
-    FWCfgState *fw_cfg;
-    qemu_irq *gsi;
     PFlashCFI01 *flash[2];
-    GMappedFile *initrd_mapped_file;
 
     /* Configuration options: */
-    uint64_t max_ram_below_4g;
     OnOffAuto vmport;
     OnOffAuto smm;
 
@@ -54,30 +50,16 @@ struct PCMachineState {
     bool sata_enabled;
     bool pit_enabled;
 
-    /* RAM information (sizes, addresses, configuration): */
-    ram_addr_t below_4g_mem_size, above_4g_mem_size;
-
-    /* CPU and apic information: */
-    bool apic_xrupt_override;
-    unsigned apic_id_limit;
-    uint16_t boot_cpus;
-    unsigned smp_dies;
-
     /* NUMA information: */
     uint64_t numa_nodes;
     uint64_t *node_mem;
 
-    /* Address space used by IOAPIC device. All IOAPIC interrupts
-     * will be translated to MSI messages in the address space. */
-    AddressSpace *ioapic_as;
-
     /* ACPI Memory hotplug IO base address */
     hwaddr memhp_io_base;
 };
 
 #define PC_MACHINE_ACPI_DEVICE_PROP "acpi-device"
 #define PC_MACHINE_DEVMEM_REGION_SIZE "device-memory-region-size"
-#define PC_MACHINE_MAX_RAM_BELOW_4G "max-ram-below-4g"
 #define PC_MACHINE_VMPORT           "vmport"
 #define PC_MACHINE_SMM              "smm"
 #define PC_MACHINE_SMBUS            "smbus"
@@ -102,7 +84,7 @@ struct PCMachineState {
  */
 typedef struct PCMachineClass {
     /*< private >*/
-    MachineClass parent_class;
+    X86MachineClass parent_class;
 
     /*< public >*/
 
@@ -144,9 +126,6 @@ typedef struct PCMachineClass {
 
     /* use PVH to load kernels that support this feature */
     bool pvh_enabled;
-
-    /* Enables contiguous-apic-ID mode */
-    bool compat_apic_id_mode;
 } PCMachineClass;
 
 #define TYPE_PC_MACHINE "generic-pc-machine"
@@ -178,6 +157,8 @@ typedef struct GSIState {
 
 void gsi_handler(void *opaque, int n, int level);
 
+GSIState *pc_gsi_create(qemu_irq **irqs, bool pci_enabled);
+
 /* vmport.c */
 #define TYPE_VMPORT "vmport"
 typedef uint32_t (VMPortReadFunc)(void *opaque, uint32_t address);
@@ -195,10 +176,8 @@ void vmmouse_set_data(const uint32_t *data);
 extern int fd_bootchk;
 
 bool pc_machine_is_smm_enabled(PCMachineState *pcms);
-void pc_register_ferr_irq(qemu_irq irq);
 void pc_acpi_smi_interrupt(void *opaque, int irq, int level);
 
-void pc_cpus_init(PCMachineState *pcms);
 void pc_hot_add_cpu(MachineState *ms, const int64_t id, Error **errp);
 void pc_smp_parse(MachineState *ms, QemuOpts *opts);
 
@@ -239,6 +218,7 @@ void pc_pci_device_init(PCIBus *pci_bus);
 
 typedef void (*cpu_set_smm_t)(int smm, void *arg);
 
+void pc_i8259_create(ISABus *isa_bus, qemu_irq *i8259_irqs);
 void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name);
 
 ISADevice *pc_find_fdc0(void);
diff --git a/include/hw/i386/x86.h b/include/hw/i386/x86.h
new file mode 100644
index 0000000000..82d09fd7d0
--- /dev/null
+++ b/include/hw/i386/x86.h
@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2019 Red Hat, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2 or later, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef HW_I386_X86_H
+#define HW_I386_X86_H
+
+#include "qemu-common.h"
+#include "exec/hwaddr.h"
+#include "qemu/notify.h"
+
+#include "hw/boards.h"
+#include "hw/nmi.h"
+
+typedef struct {
+    /*< private >*/
+    MachineClass parent;
+
+    /*< public >*/
+
+    /* Enables contiguous-apic-ID mode */
+    bool compat_apic_id_mode;
+} X86MachineClass;
+
+typedef struct {
+    /*< private >*/
+    MachineState parent;
+
+    /*< public >*/
+
+    /* Pointers to devices and objects: */
+    ISADevice *rtc;
+    FWCfgState *fw_cfg;
+    qemu_irq *gsi;
+    GMappedFile *initrd_mapped_file;
+
+    /* Configuration options: */
+    uint64_t max_ram_below_4g;
+
+    /* RAM information (sizes, addresses, configuration): */
+    ram_addr_t below_4g_mem_size, above_4g_mem_size;
+
+    /* CPU and apic information: */
+    bool apic_xrupt_override;
+    unsigned apic_id_limit;
+    uint16_t boot_cpus;
+    unsigned smp_dies;
+
+    /*
+     * Address space used by IOAPIC device. All IOAPIC interrupts
+     * will be translated to MSI messages in the address space.
+     */
+    AddressSpace *ioapic_as;
+} X86MachineState;
+
+#define X86_MACHINE_MAX_RAM_BELOW_4G "max-ram-below-4g"
+
+#define TYPE_X86_MACHINE   MACHINE_TYPE_NAME("x86")
+#define X86_MACHINE(obj) \
+    OBJECT_CHECK(X86MachineState, (obj), TYPE_X86_MACHINE)
+#define X86_MACHINE_GET_CLASS(obj) \
+    OBJECT_GET_CLASS(X86MachineClass, obj, TYPE_X86_MACHINE)
+#define X86_MACHINE_CLASS(class) \
+    OBJECT_CLASS_CHECK(X86MachineClass, class, TYPE_X86_MACHINE)
+
+uint32_t x86_cpu_apic_id_from_index(X86MachineState *pcms,
+                                    unsigned int cpu_index);
+
+void x86_cpu_new(X86MachineState *pcms, int64_t apic_id, Error **errp);
+void x86_cpus_init(X86MachineState *pcms, int default_cpu_version);
+CpuInstanceProperties x86_cpu_index_to_props(MachineState *ms,
+                                             unsigned cpu_index);
+int64_t x86_get_default_cpu_node_id(const MachineState *ms, int idx);
+const CPUArchIdList *x86_possible_cpu_arch_ids(MachineState *ms);
+
+void x86_bios_rom_init(MemoryRegion *rom_memory, bool isapc_ram_fw);
+
+void x86_load_linux(X86MachineState *x86ms,
+                    FWCfgState *fw_cfg,
+                    int acpi_data_size,
+                    bool pvh_enabled,
+                    bool linuxboot_dma_enabled);
+
+#endif
diff --git a/include/hw/nvram/fw_cfg.h b/include/hw/nvram/fw_cfg.h
index 80e435d303..b5291eefad 100644
--- a/include/hw/nvram/fw_cfg.h
+++ b/include/hw/nvram/fw_cfg.h
@@ -99,6 +99,20 @@ void fw_cfg_add_bytes(FWCfgState *s, uint16_t key, void *data, size_t len);
 void fw_cfg_add_string(FWCfgState *s, uint16_t key, const char *value);
 
 /**
+ * fw_cfg_modify_string:
+ * @s: fw_cfg device being modified
+ * @key: selector key value for new fw_cfg item
+ * @value: NUL-terminated ascii string
+ *
+ * Replace the fw_cfg item available by selecting the given key. The new
+ * data will consist of a dynamically allocated copy of the provided string,
+ * including its NUL terminator. The data being replaced, assumed to have
+ * been dynamically allocated during an earlier call to either
+ * fw_cfg_add_string() or fw_cfg_modify_string(), is freed before returning.
+ */
+void fw_cfg_modify_string(FWCfgState *s, uint16_t key, const char *value);
+
+/**
  * fw_cfg_add_i16:
  * @s: fw_cfg device being modified
  * @key: selector key value for new fw_cfg item
@@ -137,6 +151,20 @@ void fw_cfg_modify_i16(FWCfgState *s, uint16_t key, uint16_t value);
 void fw_cfg_add_i32(FWCfgState *s, uint16_t key, uint32_t value);
 
 /**
+ * fw_cfg_modify_i32:
+ * @s: fw_cfg device being modified
+ * @key: selector key value for new fw_cfg item
+ * @value: 32-bit integer
+ *
+ * Replace the fw_cfg item available by selecting the given key. The new
+ * data will consist of a dynamically allocated copy of the given 32-bit
+ * value, converted to little-endian representation. The data being replaced,
+ * assumed to have been dynamically allocated during an earlier call to
+ * either fw_cfg_add_i32() or fw_cfg_modify_i32(), is freed before returning.
+ */
+void fw_cfg_modify_i32(FWCfgState *s, uint16_t key, uint32_t value);
+
+/**
  * fw_cfg_add_i64:
  * @s: fw_cfg device being modified
  * @key: selector key value for new fw_cfg item
@@ -149,6 +177,20 @@ void fw_cfg_add_i32(FWCfgState *s, uint16_t key, uint32_t value);
 void fw_cfg_add_i64(FWCfgState *s, uint16_t key, uint64_t value);
 
 /**
+ * fw_cfg_modify_i64:
+ * @s: fw_cfg device being modified
+ * @key: selector key value for new fw_cfg item
+ * @value: 64-bit integer
+ *
+ * Replace the fw_cfg item available by selecting the given key. The new
+ * data will consist of a dynamically allocated copy of the given 64-bit
+ * value, converted to little-endian representation. The data being replaced,
+ * assumed to have been dynamically allocated during an earlier call to
+ * either fw_cfg_add_i64() or fw_cfg_modify_i64(), is freed before returning.
+ */
+void fw_cfg_modify_i64(FWCfgState *s, uint16_t key, uint64_t value);
+
+/**
  * fw_cfg_add_file:
  * @s: fw_cfg device being modified
  * @filename: name of new fw_cfg file item
diff --git a/include/hw/riscv/sifive_u.h b/include/hw/riscv/sifive_u.h
index e4df298c23..82667b5746 100644
--- a/include/hw/riscv/sifive_u.h
+++ b/include/hw/riscv/sifive_u.h
@@ -44,25 +44,34 @@ typedef struct SiFiveUSoCState {
     CadenceGEMState gem;
 } SiFiveUSoCState;
 
+#define TYPE_RISCV_U_MACHINE MACHINE_TYPE_NAME("sifive_u")
+#define RISCV_U_MACHINE(obj) \
+    OBJECT_CHECK(SiFiveUState, (obj), TYPE_RISCV_U_MACHINE)
+
 typedef struct SiFiveUState {
     /*< private >*/
-    SysBusDevice parent_obj;
+    MachineState parent_obj;
 
     /*< public >*/
     SiFiveUSoCState soc;
+
     void *fdt;
     int fdt_size;
+
+    bool start_in_flash;
 } SiFiveUState;
 
 enum {
     SIFIVE_U_DEBUG,
     SIFIVE_U_MROM,
     SIFIVE_U_CLINT,
+    SIFIVE_U_L2LIM,
     SIFIVE_U_PLIC,
     SIFIVE_U_PRCI,
     SIFIVE_U_UART0,
     SIFIVE_U_UART1,
     SIFIVE_U_OTP,
+    SIFIVE_U_FLASH0,
     SIFIVE_U_DRAM,
     SIFIVE_U_GEM,
     SIFIVE_U_GEM_MGMT
@@ -75,7 +84,6 @@ enum {
 };
 
 enum {
-    SIFIVE_U_CLOCK_FREQ = 1000000000,
     SIFIVE_U_HFCLK_FREQ = 33333333,
     SIFIVE_U_RTCCLK_FREQ = 1000000
 };
diff --git a/include/hw/riscv/spike.h b/include/hw/riscv/spike.h
index 03d870363c..dc770421bc 100644
--- a/include/hw/riscv/spike.h
+++ b/include/hw/riscv/spike.h
@@ -38,10 +38,6 @@ enum {
     SPIKE_DRAM
 };
 
-enum {
-    SPIKE_CLOCK_FREQ = 1000000000
-};
-
 #if defined(TARGET_RISCV32)
 #define SPIKE_V1_09_1_CPU TYPE_RISCV_CPU_RV32GCSU_V1_09_1
 #define SPIKE_V1_10_0_CPU TYPE_RISCV_CPU_RV32GCSU_V1_10_0
diff --git a/include/hw/riscv/virt.h b/include/hw/riscv/virt.h
index 6e5fbe5d3b..b17048a93a 100644
--- a/include/hw/riscv/virt.h
+++ b/include/hw/riscv/virt.h
@@ -21,14 +21,21 @@
 
 #include "hw/riscv/riscv_hart.h"
 #include "hw/sysbus.h"
+#include "hw/block/flash.h"
+
+#define TYPE_RISCV_VIRT_MACHINE MACHINE_TYPE_NAME("virt")
+#define RISCV_VIRT_MACHINE(obj) \
+    OBJECT_CHECK(RISCVVirtState, (obj), TYPE_RISCV_VIRT_MACHINE)
 
 typedef struct {
     /*< private >*/
-    SysBusDevice parent_obj;
+    MachineState parent;
 
     /*< public >*/
     RISCVHartArrayState soc;
     DeviceState *plic;
+    PFlashCFI01 *flash[2];
+
     void *fdt;
     int fdt_size;
 } RISCVVirtState;
@@ -41,6 +48,7 @@ enum {
     VIRT_PLIC,
     VIRT_UART0,
     VIRT_VIRTIO,
+    VIRT_FLASH,
     VIRT_DRAM,
     VIRT_PCIE_MMIO,
     VIRT_PCIE_PIO,
@@ -55,10 +63,6 @@ enum {
     VIRTIO_NDEV = 0x35 /* Arbitrary maximum number of interrupts */
 };
 
-enum {
-    VIRT_CLOCK_FREQ = 1000000000
-};
-
 #define VIRT_PLIC_HART_CONFIG "MS"
 #define VIRT_PLIC_NUM_SOURCES 127
 #define VIRT_PLIC_NUM_PRIORITIES 7
diff --git a/include/hw/timer/aspeed_rtc.h b/include/hw/rtc/aspeed_rtc.h
index 15ba42912b..b94a710268 100644
--- a/include/hw/timer/aspeed_rtc.h
+++ b/include/hw/rtc/aspeed_rtc.h
@@ -5,12 +5,9 @@
  * Copyright 2019 IBM Corp
  * SPDX-License-Identifier: GPL-2.0-or-later
  */
-#ifndef ASPEED_RTC_H
-#define ASPEED_RTC_H
+#ifndef HW_RTC_ASPEED_RTC_H
+#define HW_RTC_ASPEED_RTC_H
 
-#include <stdint.h>
-
-#include "hw/irq.h"
 #include "hw/sysbus.h"
 
 typedef struct AspeedRtcState {
@@ -27,4 +24,4 @@ typedef struct AspeedRtcState {
 #define TYPE_ASPEED_RTC "aspeed.rtc"
 #define ASPEED_RTC(obj) OBJECT_CHECK(AspeedRtcState, (obj), TYPE_ASPEED_RTC)
 
-#endif /* ASPEED_RTC_H */
+#endif /* HW_RTC_ASPEED_RTC_H */
diff --git a/include/hw/rtc/m48t59.h b/include/hw/rtc/m48t59.h
new file mode 100644
index 0000000000..e7ea4e8761
--- /dev/null
+++ b/include/hw/rtc/m48t59.h
@@ -0,0 +1,57 @@
+/*
+ * QEMU M48T59 and M48T08 NVRAM emulation
+ *
+ * Copyright (c) 2003-2005, 2007 Jocelyn Mayer
+ * Copyright (c) 2013 Hervé Poussineau
+ *
+ * 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 HW_RTC_M48T59_H
+#define HW_RTC_M48T59_H
+
+#include "exec/hwaddr.h"
+#include "qom/object.h"
+
+#define TYPE_NVRAM "nvram"
+
+#define NVRAM_CLASS(klass) \
+    OBJECT_CLASS_CHECK(NvramClass, (klass), TYPE_NVRAM)
+#define NVRAM_GET_CLASS(obj) \
+    OBJECT_GET_CLASS(NvramClass, (obj), TYPE_NVRAM)
+#define NVRAM(obj) \
+    INTERFACE_CHECK(Nvram, (obj), TYPE_NVRAM)
+
+typedef struct Nvram Nvram;
+
+typedef struct NvramClass {
+    InterfaceClass parent;
+
+    uint32_t (*read)(Nvram *obj, uint32_t addr);
+    void (*write)(Nvram *obj, uint32_t addr, uint32_t val);
+    void (*toggle_lock)(Nvram *obj, int lock);
+} NvramClass;
+
+Nvram *m48t59_init_isa(ISABus *bus, uint32_t io_base, uint16_t size,
+                       int base_year, int type);
+Nvram *m48t59_init(qemu_irq IRQ, hwaddr mem_base,
+                   uint32_t io_base, uint16_t size, int base_year,
+                   int type);
+
+#endif /* HW_M48T59_H */
diff --git a/include/hw/rtc/mc146818rtc.h b/include/hw/rtc/mc146818rtc.h
new file mode 100644
index 0000000000..10c93a096a
--- /dev/null
+++ b/include/hw/rtc/mc146818rtc.h
@@ -0,0 +1,56 @@
+/*
+ * QEMU MC146818 RTC emulation
+ *
+ * Copyright (c) 2003-2004 Fabrice Bellard
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#ifndef HW_RTC_MC146818RTC_H
+#define HW_RTC_MC146818RTC_H
+
+#include "qapi/qapi-types-misc.h"
+#include "qemu/queue.h"
+#include "qemu/timer.h"
+#include "hw/isa/isa.h"
+
+#define TYPE_MC146818_RTC "mc146818rtc"
+#define MC146818_RTC(obj) OBJECT_CHECK(RTCState, (obj), TYPE_MC146818_RTC)
+
+typedef struct RTCState {
+    ISADevice parent_obj;
+
+    MemoryRegion io;
+    MemoryRegion coalesced_io;
+    uint8_t cmos_data[128];
+    uint8_t cmos_index;
+    int32_t base_year;
+    uint64_t base_rtc;
+    uint64_t last_update;
+    int64_t offset;
+    qemu_irq irq;
+    int it_shift;
+    /* periodic timer */
+    QEMUTimer *periodic_timer;
+    int64_t next_periodic_time;
+    /* update-ended timer */
+    QEMUTimer *update_timer;
+    uint64_t next_alarm_time;
+    uint16_t irq_reinject_on_ack_count;
+    uint32_t irq_coalesced;
+    uint32_t period;
+    QEMUTimer *coalesced_timer;
+    Notifier clock_reset_notifier;
+    LostTickPolicy lost_tick_policy;
+    Notifier suspend_notifier;
+    QLIST_ENTRY(RTCState) link;
+} RTCState;
+
+#define RTC_ISA_IRQ 8
+
+ISADevice *mc146818_rtc_init(ISABus *bus, int base_year,
+                             qemu_irq intercept_irq);
+void rtc_set_memory(ISADevice *dev, int addr, int val);
+int rtc_get_memory(ISADevice *dev, int addr);
+
+#endif /* MC146818RTC_H */
diff --git a/include/hw/timer/mc146818rtc_regs.h b/include/hw/rtc/mc146818rtc_regs.h
index bfbb57e570..12197e0553 100644
--- a/include/hw/timer/mc146818rtc_regs.h
+++ b/include/hw/rtc/mc146818rtc_regs.h
@@ -22,12 +22,11 @@
  * THE SOFTWARE.
  */
 
-#ifndef MC146818RTC_REGS_H
-#define MC146818RTC_REGS_H
+#ifndef HW_RTC_MC146818RTC_REGS_H
+#define HW_RTC_MC146818RTC_REGS_H
 
 #include "qemu/timer.h"
-
-#define RTC_ISA_IRQ 8
+#include "qemu/host-utils.h"
 
 #define RTC_SECONDS             0
 #define RTC_SECONDS_ALARM       1
diff --git a/include/hw/timer/pl031.h b/include/hw/rtc/pl031.h
index 8c3f555ee2..e3cb1d646f 100644
--- a/include/hw/timer/pl031.h
+++ b/include/hw/rtc/pl031.h
@@ -11,10 +11,11 @@
  * GNU GPL, version 2 or (at your option) any later version.
  */
 
-#ifndef HW_TIMER_PL031_H
-#define HW_TIMER_PL031_H
+#ifndef HW_RTC_PL031_H
+#define HW_RTC_PL031_H
 
 #include "hw/sysbus.h"
+#include "qemu/timer.h"
 
 #define TYPE_PL031 "pl031"
 #define PL031(obj) OBJECT_CHECK(PL031State, (obj), TYPE_PL031)
diff --git a/include/hw/rtc/sun4v-rtc.h b/include/hw/rtc/sun4v-rtc.h
new file mode 100644
index 0000000000..fd868f6ed2
--- /dev/null
+++ b/include/hw/rtc/sun4v-rtc.h
@@ -0,0 +1,19 @@
+/*
+ * QEMU sun4v Real Time Clock device
+ *
+ * The sun4v_rtc device (sun4v tod clock)
+ *
+ * Copyright (c) 2016 Artyom Tarasenko
+ *
+ * This code is licensed under the GNU GPL v3 or (at your option) any later
+ * version.
+ */
+
+#ifndef HW_RTC_SUN4V
+#define HW_RTC_SUN4V
+
+#include "exec/hwaddr.h"
+
+void sun4v_rtc_init(hwaddr addr);
+
+#endif
diff --git a/include/hw/timer/xlnx-zynqmp-rtc.h b/include/hw/rtc/xlnx-zynqmp-rtc.h
index 97e32322ed..6fa1cb2f43 100644
--- a/include/hw/timer/xlnx-zynqmp-rtc.h
+++ b/include/hw/rtc/xlnx-zynqmp-rtc.h
@@ -3,7 +3,7 @@
  *
  * Copyright (c) 2017 Xilinx Inc.
  *
- * Written-by: Alistair Francis <alistair.francis@xilinx.com>
+ * Written-by: Alistair Francis
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -24,8 +24,8 @@
  * THE SOFTWARE.
  */
 
-#ifndef HW_TIMER_XLNX_ZYNQMP_RTC_H
-#define HW_TIMER_XLNX_ZYNQMP_RTC_H
+#ifndef HW_RTC_XLNX_ZYNQMP_H
+#define HW_RTC_XLNX_ZYNQMP_H
 
 #include "hw/register.h"
 #include "hw/sysbus.h"
diff --git a/include/hw/timer/m48t59.h b/include/hw/timer/m48t59.h
deleted file mode 100644
index f74854c026..0000000000
--- a/include/hw/timer/m48t59.h
+++ /dev/null
@@ -1,32 +0,0 @@
-#ifndef HW_M48T59_H
-#define HW_M48T59_H
-
-#include "exec/hwaddr.h"
-#include "qom/object.h"
-
-#define TYPE_NVRAM "nvram"
-
-#define NVRAM_CLASS(klass) \
-    OBJECT_CLASS_CHECK(NvramClass, (klass), TYPE_NVRAM)
-#define NVRAM_GET_CLASS(obj) \
-    OBJECT_GET_CLASS(NvramClass, (obj), TYPE_NVRAM)
-#define NVRAM(obj) \
-    INTERFACE_CHECK(Nvram, (obj), TYPE_NVRAM)
-
-typedef struct Nvram Nvram;
-
-typedef struct NvramClass {
-    InterfaceClass parent;
-
-    uint32_t (*read)(Nvram *obj, uint32_t addr);
-    void (*write)(Nvram *obj, uint32_t addr, uint32_t val);
-    void (*toggle_lock)(Nvram *obj, int lock);
-} NvramClass;
-
-Nvram *m48t59_init_isa(ISABus *bus, uint32_t io_base, uint16_t size,
-                       int base_year, int type);
-Nvram *m48t59_init(qemu_irq IRQ, hwaddr mem_base,
-                   uint32_t io_base, uint16_t size, int base_year,
-                   int type);
-
-#endif /* HW_M48T59_H */
diff --git a/include/hw/timer/mc146818rtc.h b/include/hw/timer/mc146818rtc.h
deleted file mode 100644
index fe6ed63f71..0000000000
--- a/include/hw/timer/mc146818rtc.h
+++ /dev/null
@@ -1,14 +0,0 @@
-#ifndef MC146818RTC_H
-#define MC146818RTC_H
-
-#include "hw/isa/isa.h"
-#include "hw/timer/mc146818rtc_regs.h"
-
-#define TYPE_MC146818_RTC "mc146818rtc"
-
-ISADevice *mc146818_rtc_init(ISABus *bus, int base_year,
-                             qemu_irq intercept_irq);
-void rtc_set_memory(ISADevice *dev, int addr, int val);
-int rtc_get_memory(ISADevice *dev, int addr);
-
-#endif /* MC146818RTC_H */
diff --git a/include/hw/timer/sun4v-rtc.h b/include/hw/timer/sun4v-rtc.h
deleted file mode 100644
index 407278f918..0000000000
--- a/include/hw/timer/sun4v-rtc.h
+++ /dev/null
@@ -1 +0,0 @@
-void sun4v_rtc_init(hwaddr addr);
diff --git a/include/hw/virtio/virtio-mmio.h b/include/hw/virtio/virtio-mmio.h
new file mode 100644
index 0000000000..7dbfd03dcf
--- /dev/null
+++ b/include/hw/virtio/virtio-mmio.h
@@ -0,0 +1,73 @@
+/*
+ * Virtio MMIO bindings
+ *
+ * Copyright (c) 2011 Linaro Limited
+ *
+ * Author:
+ *  Peter Maydell <peter.maydell@linaro.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef HW_VIRTIO_MMIO_H
+#define HW_VIRTIO_MMIO_H
+
+#include "hw/virtio/virtio-bus.h"
+
+/* QOM macros */
+/* virtio-mmio-bus */
+#define TYPE_VIRTIO_MMIO_BUS "virtio-mmio-bus"
+#define VIRTIO_MMIO_BUS(obj) \
+        OBJECT_CHECK(VirtioBusState, (obj), TYPE_VIRTIO_MMIO_BUS)
+#define VIRTIO_MMIO_BUS_GET_CLASS(obj) \
+        OBJECT_GET_CLASS(VirtioBusClass, (obj), TYPE_VIRTIO_MMIO_BUS)
+#define VIRTIO_MMIO_BUS_CLASS(klass) \
+        OBJECT_CLASS_CHECK(VirtioBusClass, (klass), TYPE_VIRTIO_MMIO_BUS)
+
+/* virtio-mmio */
+#define TYPE_VIRTIO_MMIO "virtio-mmio"
+#define VIRTIO_MMIO(obj) \
+        OBJECT_CHECK(VirtIOMMIOProxy, (obj), TYPE_VIRTIO_MMIO)
+
+#define VIRT_MAGIC 0x74726976 /* 'virt' */
+#define VIRT_VERSION 2
+#define VIRT_VERSION_LEGACY 1
+#define VIRT_VENDOR 0x554D4551 /* 'QEMU' */
+
+typedef struct VirtIOMMIOQueue {
+    uint16_t num;
+    bool enabled;
+    uint32_t desc[2];
+    uint32_t avail[2];
+    uint32_t used[2];
+} VirtIOMMIOQueue;
+
+typedef struct {
+    /* Generic */
+    SysBusDevice parent_obj;
+    MemoryRegion iomem;
+    qemu_irq irq;
+    bool legacy;
+    /* Guest accessible state needing migration and reset */
+    uint32_t host_features_sel;
+    uint32_t guest_features_sel;
+    uint32_t guest_page_shift;
+    /* virtio-bus */
+    VirtioBusState bus;
+    bool format_transport_address;
+    /* Fields only used for non-legacy (v2) devices */
+    uint32_t guest_features[2];
+    VirtIOMMIOQueue vqs[VIRTIO_QUEUE_MAX];
+} VirtIOMMIOProxy;
+
+#endif
diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h
index 48e8d04ff6..bea3f14d41 100644
--- a/include/hw/virtio/virtio.h
+++ b/include/hw/virtio/virtio.h
@@ -37,13 +37,6 @@ static inline hwaddr vring_align(hwaddr addr,
     return QEMU_ALIGN_UP(addr, align);
 }
 
-/*
- * Calculate the number of bytes up to and including the given 'field' of
- * 'container'.
- */
-#define virtio_endof(container, field) \
-    (offsetof(container, field) + sizeof_field(container, field))
-
 typedef struct VirtIOFeature {
     uint64_t flags;
     size_t end;
@@ -59,6 +52,8 @@ typedef struct VirtQueue VirtQueue;
 typedef struct VirtQueueElement
 {
     unsigned int index;
+    unsigned int len;
+    unsigned int ndescs;
     unsigned int out_num;
     unsigned int in_num;
     hwaddr *in_addr;
@@ -196,7 +191,8 @@ void virtqueue_map(VirtIODevice *vdev, VirtQueueElement *elem);
 void *virtqueue_pop(VirtQueue *vq, size_t sz);
 unsigned int virtqueue_drop_all(VirtQueue *vq);
 void *qemu_get_virtqueue_element(VirtIODevice *vdev, QEMUFile *f, size_t sz);
-void qemu_put_virtqueue_element(QEMUFile *f, VirtQueueElement *elem);
+void qemu_put_virtqueue_element(VirtIODevice *vdev, QEMUFile *f,
+                                VirtQueueElement *elem);
 int virtqueue_avail_bytes(VirtQueue *vq, unsigned int in_bytes,
                           unsigned int out_bytes);
 void virtqueue_get_avail_bytes(VirtQueue *vq, unsigned int *in_bytes,
@@ -282,7 +278,9 @@ typedef struct VirtIORNGConf VirtIORNGConf;
     DEFINE_PROP_BIT64("any_layout", _state, _field, \
                       VIRTIO_F_ANY_LAYOUT, true), \
     DEFINE_PROP_BIT64("iommu_platform", _state, _field, \
-                      VIRTIO_F_IOMMU_PLATFORM, false)
+                      VIRTIO_F_IOMMU_PLATFORM, false), \
+    DEFINE_PROP_BIT64("packed", _state, _field, \
+                      VIRTIO_F_RING_PACKED, false)
 
 hwaddr virtio_queue_get_desc_addr(VirtIODevice *vdev, int n);
 bool virtio_queue_enabled(VirtIODevice *vdev, int n);
@@ -291,8 +289,9 @@ hwaddr virtio_queue_get_used_addr(VirtIODevice *vdev, int n);
 hwaddr virtio_queue_get_desc_size(VirtIODevice *vdev, int n);
 hwaddr virtio_queue_get_avail_size(VirtIODevice *vdev, int n);
 hwaddr virtio_queue_get_used_size(VirtIODevice *vdev, int n);
-uint16_t virtio_queue_get_last_avail_idx(VirtIODevice *vdev, int n);
-void virtio_queue_set_last_avail_idx(VirtIODevice *vdev, int n, uint16_t idx);
+unsigned int virtio_queue_get_last_avail_idx(VirtIODevice *vdev, int n);
+void virtio_queue_set_last_avail_idx(VirtIODevice *vdev, int n,
+                                     unsigned int idx);
 void virtio_queue_restore_last_avail_idx(VirtIODevice *vdev, int n);
 void virtio_queue_invalidate_signalled_used(VirtIODevice *vdev, int n);
 void virtio_queue_update_used_idx(VirtIODevice *vdev, int n);
@@ -302,7 +301,6 @@ EventNotifier *virtio_queue_get_guest_notifier(VirtQueue *vq);
 void virtio_queue_set_guest_notifier_fd_handler(VirtQueue *vq, bool assign,
                                                 bool with_irqfd);
 int virtio_device_start_ioeventfd(VirtIODevice *vdev);
-void virtio_device_stop_ioeventfd(VirtIODevice *vdev);
 int virtio_device_grab_ioeventfd(VirtIODevice *vdev);
 void virtio_device_release_ioeventfd(VirtIODevice *vdev);
 bool virtio_device_ioeventfd_enabled(VirtIODevice *vdev);