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-rw-r--r--include/block/block-copy.h5
-rw-r--r--include/block/block.h6
-rw-r--r--include/block/block_int.h17
-rw-r--r--include/block/nvme.h19
-rw-r--r--include/exec/ram_addr.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/mc146818rtc.h35
-rw-r--r--include/hw/rtc/mc146818rtc_regs.h2
-rw-r--r--include/hw/virtio/virtio-mmio.h73
-rw-r--r--include/hw/virtio/virtio.h22
-rw-r--r--include/qemu/co-shared-resource.h71
-rw-r--r--include/qemu/compiler.h7
-rw-r--r--include/qemu/osdep.h4
-rw-r--r--include/sysemu/block-backend.h8
20 files changed, 480 insertions, 62 deletions
diff --git a/include/block/block-copy.h b/include/block/block-copy.h
index e2e135ff1b..0a161724d7 100644
--- a/include/block/block-copy.h
+++ b/include/block/block-copy.h
@@ -16,6 +16,7 @@
#define BLOCK_COPY_H
#include "block/block.h"
+#include "qemu/co-shared-resource.h"
typedef struct BlockCopyInFlightReq {
int64_t start_byte;
@@ -37,7 +38,7 @@ typedef struct BlockCopyState {
BdrvDirtyBitmap *copy_bitmap;
int64_t cluster_size;
bool use_copy_range;
- int64_t copy_range_size;
+ int64_t copy_size;
uint64_t len;
QLIST_HEAD(, BlockCopyInFlightReq) inflight_reqs;
@@ -69,6 +70,8 @@ typedef struct BlockCopyState {
*/
ProgressResetCallbackFunc progress_reset_callback;
void *progress_opaque;
+
+ SharedResource *mem;
} BlockCopyState;
BlockCopyState *block_copy_state_new(BdrvChild *source, BdrvChild *target,
diff --git a/include/block/block.h b/include/block/block.h
index 89606bd9f8..1df9848e74 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -346,10 +346,10 @@ BlockDriverState *bdrv_find_backing_image(BlockDriverState *bs,
const char *backing_file);
void bdrv_refresh_filename(BlockDriverState *bs);
-int coroutine_fn bdrv_co_truncate(BdrvChild *child, int64_t offset,
+int coroutine_fn bdrv_co_truncate(BdrvChild *child, int64_t offset, bool exact,
PreallocMode prealloc, Error **errp);
-int bdrv_truncate(BdrvChild *child, int64_t offset, PreallocMode prealloc,
- Error **errp);
+int bdrv_truncate(BdrvChild *child, int64_t offset, bool exact,
+ PreallocMode prealloc, Error **errp);
int64_t bdrv_nb_sectors(BlockDriverState *bs);
int64_t bdrv_getlength(BlockDriverState *bs);
diff --git a/include/block/block_int.h b/include/block/block_int.h
index ca4ccac4c1..02dc0034a2 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -334,8 +334,23 @@ struct BlockDriver {
* bdrv_parse_filename.
*/
const char *protocol_name;
+
+ /*
+ * Truncate @bs to @offset bytes using the given @prealloc mode
+ * when growing. Modes other than PREALLOC_MODE_OFF should be
+ * rejected when shrinking @bs.
+ *
+ * If @exact is true, @bs must be resized to exactly @offset.
+ * Otherwise, it is sufficient for @bs (if it is a host block
+ * device and thus there is no way to resize it) to be at least
+ * @offset bytes in length.
+ *
+ * If @exact is true and this function fails but would succeed
+ * with @exact = false, it should return -ENOTSUP.
+ */
int coroutine_fn (*bdrv_co_truncate)(BlockDriverState *bs, int64_t offset,
- PreallocMode prealloc, Error **errp);
+ bool exact, PreallocMode prealloc,
+ Error **errp);
int64_t (*bdrv_getlength)(BlockDriverState *bs);
bool has_variable_length;
diff --git a/include/block/nvme.h b/include/block/nvme.h
index 3ec8efcc43..ab5943b90a 100644
--- a/include/block/nvme.h
+++ b/include/block/nvme.h
@@ -653,12 +653,29 @@ typedef struct NvmeIdNs {
uint8_t mc;
uint8_t dpc;
uint8_t dps;
- uint8_t res30[98];
+
+ uint8_t nmic;
+ uint8_t rescap;
+ uint8_t fpi;
+ uint8_t dlfeat;
+
+ uint8_t res34[94];
NvmeLBAF lbaf[16];
uint8_t res192[192];
uint8_t vs[3712];
} NvmeIdNs;
+
+/*Deallocate Logical Block Features*/
+#define NVME_ID_NS_DLFEAT_GUARD_CRC(dlfeat) ((dlfeat) & 0x10)
+#define NVME_ID_NS_DLFEAT_WRITE_ZEROES(dlfeat) ((dlfeat) & 0x08)
+
+#define NVME_ID_NS_DLFEAT_READ_BEHAVIOR(dlfeat) ((dlfeat) & 0x7)
+#define NVME_ID_NS_DLFEAT_READ_BEHAVIOR_UNDEFINED 0
+#define NVME_ID_NS_DLFEAT_READ_BEHAVIOR_ZEROES 1
+#define NVME_ID_NS_DLFEAT_READ_BEHAVIOR_ONES 2
+
+
#define NVME_ID_NS_NSFEAT_THIN(nsfeat) ((nsfeat & 0x1))
#define NVME_ID_NS_FLBAS_EXTENDED(flbas) ((flbas >> 4) & 0x1)
#define NVME_ID_NS_FLBAS_INDEX(flbas) ((flbas & 0xf))
diff --git a/include/exec/ram_addr.h b/include/exec/ram_addr.h
index ad158bb247..bed0554f4d 100644
--- a/include/exec/ram_addr.h
+++ b/include/exec/ram_addr.h
@@ -373,7 +373,7 @@ static inline void cpu_physical_memory_set_dirty_lebitmap(unsigned long *bitmap,
hwaddr addr;
ram_addr_t ram_addr;
unsigned long len = (pages + HOST_LONG_BITS - 1) / HOST_LONG_BITS;
- unsigned long hpratio = getpagesize() / TARGET_PAGE_SIZE;
+ unsigned long hpratio = qemu_real_host_page_size / TARGET_PAGE_SIZE;
unsigned long page = BIT_WORD(start >> TARGET_PAGE_BITS);
/* start address is aligned at the start of a word? */
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/rtc/mc146818rtc.h b/include/hw/rtc/mc146818rtc.h
index 7fa59d4279..10c93a096a 100644
--- a/include/hw/rtc/mc146818rtc.h
+++ b/include/hw/rtc/mc146818rtc.h
@@ -9,9 +9,44 @@
#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);
diff --git a/include/hw/rtc/mc146818rtc_regs.h b/include/hw/rtc/mc146818rtc_regs.h
index dd6c09e2fc..12197e0553 100644
--- a/include/hw/rtc/mc146818rtc_regs.h
+++ b/include/hw/rtc/mc146818rtc_regs.h
@@ -28,8 +28,6 @@
#include "qemu/timer.h"
#include "qemu/host-utils.h"
-#define RTC_ISA_IRQ 8
-
#define RTC_SECONDS 0
#define RTC_SECONDS_ALARM 1
#define RTC_MINUTES 2
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);
diff --git a/include/qemu/co-shared-resource.h b/include/qemu/co-shared-resource.h
new file mode 100644
index 0000000000..4e4503004c
--- /dev/null
+++ b/include/qemu/co-shared-resource.h
@@ -0,0 +1,71 @@
+/*
+ * Helper functionality for distributing a fixed total amount of
+ * an abstract resource among multiple coroutines.
+ *
+ * Copyright (c) 2019 Virtuozzo International GmbH
+ *
+ * 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 QEMU_CO_SHARED_RESOURCE_H
+#define QEMU_CO_SHARED_RESOURCE_H
+
+
+typedef struct SharedResource SharedResource;
+
+/*
+ * Create SharedResource structure
+ *
+ * @total: total amount of some resource to be shared between clients
+ *
+ * Note: this API is not thread-safe.
+ */
+SharedResource *shres_create(uint64_t total);
+
+/*
+ * Release SharedResource structure
+ *
+ * This function may only be called once everything allocated by all
+ * clients has been deallocated.
+ */
+void shres_destroy(SharedResource *s);
+
+/*
+ * Try to allocate an amount of @n. Return true on success, and false
+ * if there is too little left of the collective resource to fulfill
+ * the request.
+ */
+bool co_try_get_from_shres(SharedResource *s, uint64_t n);
+
+/*
+ * Allocate an amount of @n, and, if necessary, yield until
+ * that becomes possible.
+ */
+void coroutine_fn co_get_from_shres(SharedResource *s, uint64_t n);
+
+/*
+ * Deallocate an amount of @n. The total amount allocated by a caller
+ * does not need to be deallocated/released with a single call, but may
+ * be split over several calls. For example, get(4), get(3), and then
+ * put(5), put(2).
+ */
+void coroutine_fn co_put_to_shres(SharedResource *s, uint64_t n);
+
+
+#endif /* QEMU_CO_SHARED_RESOURCE_H */
diff --git a/include/qemu/compiler.h b/include/qemu/compiler.h
index 7b93c73340..85c02c16d3 100644
--- a/include/qemu/compiler.h
+++ b/include/qemu/compiler.h
@@ -60,6 +60,13 @@
#define sizeof_field(type, field) sizeof(((type *)0)->field)
+/*
+ * Calculate the number of bytes up to and including the given 'field' of
+ * 'container'.
+ */
+#define endof(container, field) \
+ (offsetof(container, field) + sizeof_field(container, field))
+
/* Convert from a base type to a parent type, with compile time checking. */
#ifdef __GNUC__
#define DO_UPCAST(type, field, dev) ( __extension__ ( { \
diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h
index c7d242f476..0f97d68586 100644
--- a/include/qemu/osdep.h
+++ b/include/qemu/osdep.h
@@ -423,9 +423,9 @@ void qemu_anon_ram_free(void *ptr, size_t size);
# define QEMU_VMALLOC_ALIGN (256 * 4096)
#elif defined(__linux__) && defined(__sparc__)
#include <sys/shm.h>
-# define QEMU_VMALLOC_ALIGN MAX(getpagesize(), SHMLBA)
+# define QEMU_VMALLOC_ALIGN MAX(qemu_real_host_page_size, SHMLBA)
#else
-# define QEMU_VMALLOC_ALIGN getpagesize()
+# define QEMU_VMALLOC_ALIGN qemu_real_host_page_size
#endif
#ifdef CONFIG_POSIX
diff --git a/include/sysemu/block-backend.h b/include/sysemu/block-backend.h
index 368d53af77..b198deca0b 100644
--- a/include/sysemu/block-backend.h
+++ b/include/sysemu/block-backend.h
@@ -121,6 +121,10 @@ void blk_set_dev_ops(BlockBackend *blk, const BlockDevOps *ops, void *opaque);
int coroutine_fn blk_co_preadv(BlockBackend *blk, int64_t offset,
unsigned int bytes, QEMUIOVector *qiov,
BdrvRequestFlags flags);
+int coroutine_fn blk_co_pwritev_part(BlockBackend *blk, int64_t offset,
+ unsigned int bytes,
+ QEMUIOVector *qiov, size_t qiov_offset,
+ BdrvRequestFlags flags);
int coroutine_fn blk_co_pwritev(BlockBackend *blk, int64_t offset,
unsigned int bytes, QEMUIOVector *qiov,
BdrvRequestFlags flags);
@@ -233,8 +237,8 @@ int coroutine_fn blk_co_pwrite_zeroes(BlockBackend *blk, int64_t offset,
int bytes, BdrvRequestFlags flags);
int blk_pwrite_compressed(BlockBackend *blk, int64_t offset, const void *buf,
int bytes);
-int blk_truncate(BlockBackend *blk, int64_t offset, PreallocMode prealloc,
- Error **errp);
+int blk_truncate(BlockBackend *blk, int64_t offset, bool exact,
+ PreallocMode prealloc, Error **errp);
int blk_pdiscard(BlockBackend *blk, int64_t offset, int bytes);
int blk_save_vmstate(BlockBackend *blk, const uint8_t *buf,
int64_t pos, int size);