diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/exec/memory.h | 237 | ||||
| -rw-r--r-- | include/hw/boards.h | 7 | ||||
| -rw-r--r-- | include/hw/i386/pc.h | 32 | ||||
| -rw-r--r-- | include/hw/i386/x86.h | 23 | ||||
| -rw-r--r-- | include/hw/intc/i8259.h | 12 | ||||
| -rw-r--r-- | include/hw/isa/i8259_internal.h | 2 | ||||
| -rw-r--r-- | include/hw/isa/isa.h | 8 | ||||
| -rw-r--r-- | include/hw/pci-host/i440fx.h | 19 | ||||
| -rw-r--r-- | include/hw/pci/pci.h | 2 | ||||
| -rw-r--r-- | include/qemu/bitops.h | 52 | ||||
| -rw-r--r-- | include/qom/object.h | 23 | ||||
| -rw-r--r-- | include/sysemu/accel.h | 4 | ||||
| -rw-r--r-- | include/sysemu/cpus.h | 2 | ||||
| -rw-r--r-- | include/sysemu/kvm.h | 8 |
14 files changed, 345 insertions, 86 deletions
diff --git a/include/exec/memory.h b/include/exec/memory.h index 27a84e0..e85b7de 100644 --- a/include/exec/memory.h +++ b/include/exec/memory.h @@ -360,10 +360,14 @@ typedef struct IOMMUMemoryRegionClass { typedef struct CoalescedMemoryRange CoalescedMemoryRange; typedef struct MemoryRegionIoeventfd MemoryRegionIoeventfd; +/** MemoryRegion: + * + * A struct representing a memory region. + */ struct MemoryRegion { Object parent_obj; - /* All fields are private - violators will be prosecuted */ + /* private: */ /* The following fields should fit in a cache line */ bool romd_mode; @@ -419,30 +423,232 @@ struct IOMMUMemoryRegion { * Use with memory_listener_register() and memory_listener_unregister(). */ struct MemoryListener { + /** + * @begin: + * + * Called at the beginning of an address space update transaction. + * Followed by calls to #MemoryListener.region_add(), + * #MemoryListener.region_del(), #MemoryListener.region_nop(), + * #MemoryListener.log_start() and #MemoryListener.log_stop() in + * increasing address order. + * + * @listener: The #MemoryListener. + */ void (*begin)(MemoryListener *listener); + + /** + * @commit: + * + * Called at the end of an address space update transaction, + * after the last call to #MemoryListener.region_add(), + * #MemoryListener.region_del() or #MemoryListener.region_nop(), + * #MemoryListener.log_start() and #MemoryListener.log_stop(). + * + * @listener: The #MemoryListener. + */ void (*commit)(MemoryListener *listener); + + /** + * @region_add: + * + * Called during an address space update transaction, + * for a section of the address space that is new in this address space + * space since the last transaction. + * + * @listener: The #MemoryListener. + * @section: The new #MemoryRegionSection. + */ void (*region_add)(MemoryListener *listener, MemoryRegionSection *section); + + /** + * @region_del: + * + * Called during an address space update transaction, + * for a section of the address space that has disappeared in the address + * space since the last transaction. + * + * @listener: The #MemoryListener. + * @section: The old #MemoryRegionSection. + */ void (*region_del)(MemoryListener *listener, MemoryRegionSection *section); + + /** + * @region_nop: + * + * Called during an address space update transaction, + * for a section of the address space that is in the same place in the address + * space as in the last transaction. + * + * @listener: The #MemoryListener. + * @section: The #MemoryRegionSection. + */ void (*region_nop)(MemoryListener *listener, MemoryRegionSection *section); + + /** + * @log_start: + * + * Called during an address space update transaction, after + * one of #MemoryListener.region_add(),#MemoryListener.region_del() or + * #MemoryListener.region_nop(), if dirty memory logging clients have + * become active since the last transaction. + * + * @listener: The #MemoryListener. + * @section: The #MemoryRegionSection. + * @old: A bitmap of dirty memory logging clients that were active in + * the previous transaction. + * @new: A bitmap of dirty memory logging clients that are active in + * the current transaction. + */ void (*log_start)(MemoryListener *listener, MemoryRegionSection *section, int old, int new); + + /** + * @log_stop: + * + * Called during an address space update transaction, after + * one of #MemoryListener.region_add(), #MemoryListener.region_del() or + * #MemoryListener.region_nop() and possibly after + * #MemoryListener.log_start(), if dirty memory logging clients have + * become inactive since the last transaction. + * + * @listener: The #MemoryListener. + * @section: The #MemoryRegionSection. + * @old: A bitmap of dirty memory logging clients that were active in + * the previous transaction. + * @new: A bitmap of dirty memory logging clients that are active in + * the current transaction. + */ void (*log_stop)(MemoryListener *listener, MemoryRegionSection *section, int old, int new); + + /** + * @log_sync: + * + * Called by memory_region_snapshot_and_clear_dirty() and + * memory_global_dirty_log_sync(), before accessing QEMU's "official" + * copy of the dirty memory bitmap for a #MemoryRegionSection. + * + * @listener: The #MemoryListener. + * @section: The #MemoryRegionSection. + */ void (*log_sync)(MemoryListener *listener, MemoryRegionSection *section); + + /** + * @log_clear: + * + * Called before reading the dirty memory bitmap for a + * #MemoryRegionSection. + * + * @listener: The #MemoryListener. + * @section: The #MemoryRegionSection. + */ void (*log_clear)(MemoryListener *listener, MemoryRegionSection *section); + + /** + * @log_global_start: + * + * Called by memory_global_dirty_log_start(), which + * enables the %DIRTY_LOG_MIGRATION client on all memory regions in + * the address space. #MemoryListener.log_global_start() is also + * called when a #MemoryListener is added, if global dirty logging is + * active at that time. + * + * @listener: The #MemoryListener. + */ void (*log_global_start)(MemoryListener *listener); + + /** + * @log_global_stop: + * + * Called by memory_global_dirty_log_stop(), which + * disables the %DIRTY_LOG_MIGRATION client on all memory regions in + * the address space. + * + * @listener: The #MemoryListener. + */ void (*log_global_stop)(MemoryListener *listener); + + /** + * @log_global_after_sync: + * + * Called after reading the dirty memory bitmap + * for any #MemoryRegionSection. + * + * @listener: The #MemoryListener. + */ void (*log_global_after_sync)(MemoryListener *listener); + + /** + * @eventfd_add: + * + * Called during an address space update transaction, + * for a section of the address space that has had a new ioeventfd + * registration since the last transaction. + * + * @listener: The #MemoryListener. + * @section: The new #MemoryRegionSection. + * @match_data: The @match_data parameter for the new ioeventfd. + * @data: The @data parameter for the new ioeventfd. + * @e: The #EventNotifier parameter for the new ioeventfd. + */ void (*eventfd_add)(MemoryListener *listener, MemoryRegionSection *section, bool match_data, uint64_t data, EventNotifier *e); + + /** + * @eventfd_del: + * + * Called during an address space update transaction, + * for a section of the address space that has dropped an ioeventfd + * registration since the last transaction. + * + * @listener: The #MemoryListener. + * @section: The new #MemoryRegionSection. + * @match_data: The @match_data parameter for the dropped ioeventfd. + * @data: The @data parameter for the dropped ioeventfd. + * @e: The #EventNotifier parameter for the dropped ioeventfd. + */ void (*eventfd_del)(MemoryListener *listener, MemoryRegionSection *section, bool match_data, uint64_t data, EventNotifier *e); + + /** + * @coalesced_io_add: + * + * Called during an address space update transaction, + * for a section of the address space that has had a new coalesced + * MMIO range registration since the last transaction. + * + * @listener: The #MemoryListener. + * @section: The new #MemoryRegionSection. + * @addr: The starting address for the coalesced MMIO range. + * @len: The length of the coalesced MMIO range. + */ void (*coalesced_io_add)(MemoryListener *listener, MemoryRegionSection *section, hwaddr addr, hwaddr len); + + /** + * @coalesced_io_del: + * + * Called during an address space update transaction, + * for a section of the address space that has dropped a coalesced + * MMIO range since the last transaction. + * + * @listener: The #MemoryListener. + * @section: The new #MemoryRegionSection. + * @addr: The starting address for the coalesced MMIO range. + * @len: The length of the coalesced MMIO range. + */ void (*coalesced_io_del)(MemoryListener *listener, MemoryRegionSection *section, hwaddr addr, hwaddr len); - /* Lower = earlier (during add), later (during del) */ + /** + * @priority: + * + * Govern the order in which memory listeners are invoked. Lower priorities + * are invoked earlier for "add" or "start" callbacks, and later for "delete" + * or "stop" callbacks. + */ unsigned priority; + + /* private: */ AddressSpace *address_space; QTAILQ_ENTRY(MemoryListener) link; QTAILQ_ENTRY(MemoryListener) link_as; @@ -452,7 +658,7 @@ struct MemoryListener { * AddressSpace: describes a mapping of addresses to #MemoryRegion objects */ struct AddressSpace { - /* All fields are private. */ + /* private: */ struct rcu_head rcu; char *name; MemoryRegion *root; @@ -936,6 +1142,7 @@ void memory_region_init_rom(MemoryRegion *mr, * @mr: the #MemoryRegion to be initialized. * @owner: the object that tracks the region's reference count * @ops: callbacks for write access handling (must not be NULL). + * @opaque: passed to the read and write callbacks of the @ops structure. * @name: Region name, becomes part of RAMBlock name used in migration stream * must be unique within any device * @size: size of the region. @@ -1024,7 +1231,7 @@ static inline IOMMUMemoryRegion *memory_region_get_iommu(MemoryRegion *mr) * Returns pointer to IOMMUMemoryRegionClass if a memory region is an iommu, * otherwise NULL. This is fast path avoiding QOM checking, use with caution. * - * @mr: the memory region being queried + * @iommu_mr: the memory region being queried */ static inline IOMMUMemoryRegionClass *memory_region_get_iommu_class_nocheck( IOMMUMemoryRegion *iommu_mr) @@ -1094,6 +1301,7 @@ void memory_region_notify_one(IOMMUNotifier *notifier, * @n: the IOMMUNotifier to be added; the notify callback receives a * pointer to an #IOMMUTLBEntry as the opaque value; the pointer * ceases to be valid on exit from the notifier. + * @errp: pointer to Error*, to store an error if it happens. */ int memory_region_register_iommu_notifier(MemoryRegion *mr, IOMMUNotifier *n, Error **errp); @@ -1266,9 +1474,12 @@ void *memory_region_get_ram_ptr(MemoryRegion *mr); void memory_region_ram_resize(MemoryRegion *mr, ram_addr_t newsize, Error **errp); /** - * memory_region_do_writeback: Trigger writeback for selected address range - * [addr, addr + size] + * memory_region_do_writeback: Trigger cache writeback or msync for + * selected address range * + * @mr: the memory region to be updated + * @addr: the initial address of the range to be written back + * @size: the size of the range to be written back */ void memory_region_do_writeback(MemoryRegion *mr, hwaddr addr, hwaddr size); @@ -1587,6 +1798,8 @@ void memory_region_add_subregion_overlap(MemoryRegion *mr, /** * memory_region_get_ram_addr: Get the ram address associated with a memory * region + * + * @mr: the region to be queried */ ram_addr_t memory_region_get_ram_addr(MemoryRegion *mr); @@ -1679,8 +1892,8 @@ bool memory_region_is_mapped(MemoryRegion *mr); * * Returns a #MemoryRegionSection that describes a contiguous overlap. * It will have the following characteristics: - * .@size = 0 iff no overlap was found - * .@mr is non-%NULL iff an overlap was found + * - @size = 0 iff no overlap was found + * - @mr is non-%NULL iff an overlap was found * * Remember that in the return value the @offset_within_region is * relative to the returned region (in the .@mr field), not to the @@ -1691,8 +1904,8 @@ bool memory_region_is_mapped(MemoryRegion *mr); * returned one. However, in the special case where the @mr argument * has no container (and thus is the root of the address space), the * following will hold: - * .@offset_within_address_space >= @addr - * .@offset_within_address_space + .@size <= @addr + @size + * - @offset_within_address_space >= @addr + * - @offset_within_address_space + .@size <= @addr + @size * * @mr: a MemoryRegion within which @addr is a relative address * @addr: start of the area within @as to be searched @@ -2157,6 +2370,7 @@ static inline bool memory_access_is_direct(MemoryRegion *mr, bool is_write) * @addr: address within that address space * @attrs: memory transaction attributes * @buf: buffer with the data transferred + * @len: length of the data transferred */ static inline __attribute__((__always_inline__)) MemTxResult address_space_read(AddressSpace *as, hwaddr addr, @@ -2171,7 +2385,7 @@ MemTxResult address_space_read(AddressSpace *as, hwaddr addr, if (__builtin_constant_p(len)) { if (len) { - rcu_read_lock(); + RCU_READ_LOCK_GUARD(); fv = address_space_to_flatview(as); l = len; mr = flatview_translate(fv, addr, &addr1, &l, false, attrs); @@ -2182,7 +2396,6 @@ MemTxResult address_space_read(AddressSpace *as, hwaddr addr, result = flatview_read_continue(fv, addr, attrs, buf, len, addr1, l, mr); } - rcu_read_unlock(); } } else { result = address_space_read_full(as, addr, attrs, buf, len); diff --git a/include/hw/boards.h b/include/hw/boards.h index 24cbeec..61f8bb8 100644 --- a/include/hw/boards.h +++ b/include/hw/boards.h @@ -63,10 +63,6 @@ extern MachineState *current_machine; void machine_run_board_init(MachineState *machine); bool machine_usb(MachineState *machine); -bool machine_kernel_irqchip_allowed(MachineState *machine); -bool machine_kernel_irqchip_required(MachineState *machine); -bool machine_kernel_irqchip_split(MachineState *machine); -int machine_kvm_shadow_mem(MachineState *machine); int machine_phandle_start(MachineState *machine); bool machine_dump_guest_core(MachineState *machine); bool machine_mem_merge(MachineState *machine); @@ -275,11 +271,9 @@ struct MachineState { /*< public >*/ - char *accel; bool kernel_irqchip_allowed; bool kernel_irqchip_required; bool kernel_irqchip_split; - int kvm_shadow_mem; char *dtb; char *dumpdtb; int phandle_start; @@ -288,7 +282,6 @@ struct MachineState { bool mem_merge; bool usb; bool usb_disabled; - bool igd_gfx_passthru; char *firmware; bool iommu; bool suppress_vmdesc; diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h index 61a998d..d5ac76d 100644 --- a/include/hw/i386/pc.h +++ b/include/hw/i386/pc.h @@ -3,11 +3,9 @@ #include "exec/memory.h" #include "hw/boards.h" -#include "hw/isa/isa.h" #include "hw/block/fdc.h" #include "hw/block/flash.h" #include "net/net.h" -#include "hw/i386/ioapic.h" #include "hw/i386/x86.h" #include "qemu/range.h" @@ -43,7 +41,6 @@ struct PCMachineState { /* Configuration options: */ OnOffAuto vmport; - OnOffAuto smm; bool acpi_build_enabled; bool smbus_enabled; @@ -61,7 +58,6 @@ struct PCMachineState { #define PC_MACHINE_ACPI_DEVICE_PROP "acpi-device" #define PC_MACHINE_DEVMEM_REGION_SIZE "device-memory-region-size" #define PC_MACHINE_VMPORT "vmport" -#define PC_MACHINE_SMM "smm" #define PC_MACHINE_SMBUS "smbus" #define PC_MACHINE_SATA "sata" #define PC_MACHINE_PIT "pit" @@ -134,27 +130,8 @@ typedef struct PCMachineClass { #define PC_MACHINE_CLASS(klass) \ OBJECT_CLASS_CHECK(PCMachineClass, (klass), TYPE_PC_MACHINE) -/* i8259.c */ - -extern DeviceState *isa_pic; -qemu_irq *i8259_init(ISABus *bus, qemu_irq parent_irq); -qemu_irq *kvm_i8259_init(ISABus *bus); -int pic_read_irq(DeviceState *d); -int pic_get_output(DeviceState *d); - /* ioapic.c */ -/* Global System Interrupts */ - -#define GSI_NUM_PINS IOAPIC_NUM_PINS - -typedef struct GSIState { - qemu_irq i8259_irq[ISA_NUM_IRQS]; - qemu_irq ioapic_irq[IOAPIC_NUM_PINS]; -} GSIState; - -void gsi_handler(void *opaque, int n, int level); - GSIState *pc_gsi_create(qemu_irq **irqs, bool pci_enabled); /* vmport.c */ @@ -173,7 +150,6 @@ void vmmouse_set_data(const uint32_t *data); /* pc.c */ extern int fd_bootchk; -bool pc_machine_is_smm_enabled(PCMachineState *pcms); void pc_acpi_smi_interrupt(void *opaque, int irq, int level); void pc_hot_add_cpu(MachineState *ms, const int64_t id, Error **errp); @@ -199,7 +175,6 @@ void pc_memory_init(PCMachineState *pcms, MemoryRegion *rom_memory, MemoryRegion **ram_memory); uint64_t pc_pci_hole64_start(void); -qemu_irq pc_allocate_cpu_irq(void); DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus); void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi, ISADevice **rtc_state, @@ -217,17 +192,14 @@ 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); int cmos_get_fd_drive_type(FloppyDriveType fd0); -#define FW_CFG_IO_BASE 0x510 - +/* port92.c */ #define PORT92_A20_LINE "a20" -/* hpet.c */ -extern int no_hpet; +#define TYPE_PORT92 "port92" /* pc_sysfw.c */ void pc_system_flash_create(PCMachineState *pcms); diff --git a/include/hw/i386/x86.h b/include/hw/i386/x86.h index 4b84917..41fe37b 100644 --- a/include/hw/i386/x86.h +++ b/include/hw/i386/x86.h @@ -23,6 +23,8 @@ #include "hw/boards.h" #include "hw/nmi.h" +#include "hw/isa/isa.h" +#include "hw/i386/ioapic.h" typedef struct { /*< private >*/ @@ -60,6 +62,8 @@ typedef struct { uint16_t boot_cpus; unsigned smp_dies; + OnOffAuto smm; + /* * Address space used by IOAPIC device. All IOAPIC interrupts * will be translated to MSI messages in the address space. @@ -68,6 +72,7 @@ typedef struct { } X86MachineState; #define X86_MACHINE_MAX_RAM_BELOW_4G "max-ram-below-4g" +#define X86_MACHINE_SMM "smm" #define TYPE_X86_MACHINE MACHINE_TYPE_NAME("x86") #define X86_MACHINE(obj) \ @@ -95,4 +100,22 @@ void x86_load_linux(X86MachineState *x86ms, bool pvh_enabled, bool linuxboot_dma_enabled); +bool x86_machine_is_smm_enabled(X86MachineState *x86ms); + +/* Global System Interrupts */ + +#define GSI_NUM_PINS IOAPIC_NUM_PINS + +typedef struct GSIState { + qemu_irq i8259_irq[ISA_NUM_IRQS]; + qemu_irq ioapic_irq[IOAPIC_NUM_PINS]; +} GSIState; + +qemu_irq x86_allocate_cpu_irq(void); +void gsi_handler(void *opaque, int n, int level); +void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name); + +/* hpet.c */ +extern int no_hpet; + #endif diff --git a/include/hw/intc/i8259.h b/include/hw/intc/i8259.h new file mode 100644 index 0000000..e2b1e8c --- /dev/null +++ b/include/hw/intc/i8259.h @@ -0,0 +1,12 @@ +#ifndef HW_I8259_H +#define HW_I8259_H + +/* i8259.c */ + +extern DeviceState *isa_pic; +qemu_irq *i8259_init(ISABus *bus, qemu_irq parent_irq); +qemu_irq *kvm_i8259_init(ISABus *bus); +int pic_get_output(DeviceState *d); +int pic_read_irq(DeviceState *d); + +#endif diff --git a/include/hw/isa/i8259_internal.h b/include/hw/isa/i8259_internal.h index ee189e4..861d70d 100644 --- a/include/hw/isa/i8259_internal.h +++ b/include/hw/isa/i8259_internal.h @@ -25,9 +25,9 @@ #ifndef QEMU_I8259_INTERNAL_H #define QEMU_I8259_INTERNAL_H -#include "hw/i386/pc.h" #include "hw/isa/isa.h" #include "hw/intc/intc.h" +#include "hw/intc/i8259.h" typedef struct PICCommonState PICCommonState; diff --git a/include/hw/isa/isa.h b/include/hw/isa/isa.h index 79f703f..e9ac1f1 100644 --- a/include/hw/isa/isa.h +++ b/include/hw/isa/isa.h @@ -88,7 +88,7 @@ struct ISADevice { DeviceState parent_obj; /*< public >*/ - uint32_t isairq[2]; + int8_t isairq[2]; /* -1 = unassigned */ int nirqs; int ioport_id; }; @@ -96,9 +96,9 @@ struct ISADevice { ISABus *isa_bus_new(DeviceState *dev, MemoryRegion *address_space, MemoryRegion *address_space_io, Error **errp); void isa_bus_irqs(ISABus *bus, qemu_irq *irqs); -qemu_irq isa_get_irq(ISADevice *dev, int isairq); -void isa_init_irq(ISADevice *dev, qemu_irq *p, int isairq); -void isa_connect_gpio_out(ISADevice *isadev, int gpioirq, int isairq); +qemu_irq isa_get_irq(ISADevice *dev, unsigned isairq); +void isa_init_irq(ISADevice *dev, qemu_irq *p, unsigned isairq); +void isa_connect_gpio_out(ISADevice *isadev, int gpioirq, unsigned isairq); void isa_bus_dma(ISABus *bus, IsaDma *dma8, IsaDma *dma16); IsaDma *isa_get_dma(ISABus *bus, int nchan); MemoryRegion *isa_address_space(ISADevice *dev); diff --git a/include/hw/pci-host/i440fx.h b/include/hw/pci-host/i440fx.h index f54e646..cc58d82 100644 --- a/include/hw/pci-host/i440fx.h +++ b/include/hw/pci-host/i440fx.h @@ -13,12 +13,27 @@ #include "hw/hw.h" #include "hw/pci/pci_bus.h" - -typedef struct PCII440FXState PCII440FXState; +#include "hw/pci-host/pam.h" #define TYPE_I440FX_PCI_HOST_BRIDGE "i440FX-pcihost" #define TYPE_I440FX_PCI_DEVICE "i440FX" +#define I440FX_PCI_DEVICE(obj) \ + OBJECT_CHECK(PCII440FXState, (obj), TYPE_I440FX_PCI_DEVICE) + +typedef struct PCII440FXState { + /*< private >*/ + PCIDevice parent_obj; + /*< public >*/ + + MemoryRegion *system_memory; + MemoryRegion *pci_address_space; + MemoryRegion *ram_memory; + PAMMemoryRegion pam_regions[13]; + MemoryRegion smram_region; + MemoryRegion smram, low_smram; +} PCII440FXState; + #define TYPE_IGD_PASSTHROUGH_I440FX_PCI_DEVICE "igd-passthrough-i440FX" PCIBus *i440fx_init(const char *host_type, const char *pci_type, diff --git a/include/hw/pci/pci.h b/include/hw/pci/pci.h index db75c6d..2acd832 100644 --- a/include/hw/pci/pci.h +++ b/include/hw/pci/pci.h @@ -174,7 +174,7 @@ enum { #define QEMU_PCI_CAP_MULTIFUNCTION_BITNR 3 QEMU_PCI_CAP_MULTIFUNCTION = (1 << QEMU_PCI_CAP_MULTIFUNCTION_BITNR), - /* command register SERR bit enabled */ + /* command register SERR bit enabled - unused since QEMU v5.0 */ #define QEMU_PCI_CAP_SERR_BITNR 4 QEMU_PCI_CAP_SERR = (1 << QEMU_PCI_CAP_SERR_BITNR), /* Standard hot plug controller. */ diff --git a/include/qemu/bitops.h b/include/qemu/bitops.h index ee76552..02c1ce6 100644 --- a/include/qemu/bitops.h +++ b/include/qemu/bitops.h @@ -424,13 +424,16 @@ static inline uint64_t deposit64(uint64_t value, int start, int length, /** * half_shuffle32: - * @value: 32-bit value (of which only the bottom 16 bits are of interest) + * @x: 32-bit value (of which only the bottom 16 bits are of interest) + * + * Given an input value:: + * + * xxxx xxxx xxxx xxxx ABCD EFGH IJKL MNOP * - * Given an input value: - * xxxx xxxx xxxx xxxx ABCD EFGH IJKL MNOP * return the value where the bottom 16 bits are spread out into - * the odd bits in the word, and the even bits are zeroed: - * 0A0B 0C0D 0E0F 0G0H 0I0J 0K0L 0M0N 0O0P + * the odd bits in the word, and the even bits are zeroed:: + * + * 0A0B 0C0D 0E0F 0G0H 0I0J 0K0L 0M0N 0O0P * * Any bits set in the top half of the input are ignored. * @@ -450,13 +453,16 @@ static inline uint32_t half_shuffle32(uint32_t x) /** * half_shuffle64: - * @value: 64-bit value (of which only the bottom 32 bits are of interest) + * @x: 64-bit value (of which only the bottom 32 bits are of interest) + * + * Given an input value:: + * + * xxxx xxxx xxxx .... xxxx xxxx ABCD EFGH IJKL MNOP QRST UVWX YZab cdef * - * Given an input value: - * xxxx xxxx xxxx .... xxxx xxxx ABCD EFGH IJKL MNOP QRST UVWX YZab cdef * return the value where the bottom 32 bits are spread out into - * the odd bits in the word, and the even bits are zeroed: - * 0A0B 0C0D 0E0F 0G0H 0I0J 0K0L 0M0N .... 0U0V 0W0X 0Y0Z 0a0b 0c0d 0e0f + * the odd bits in the word, and the even bits are zeroed:: + * + * 0A0B 0C0D 0E0F 0G0H 0I0J 0K0L 0M0N .... 0U0V 0W0X 0Y0Z 0a0b 0c0d 0e0f * * Any bits set in the top half of the input are ignored. * @@ -477,13 +483,16 @@ static inline uint64_t half_shuffle64(uint64_t x) /** * half_unshuffle32: - * @value: 32-bit value (of which only the odd bits are of interest) + * @x: 32-bit value (of which only the odd bits are of interest) + * + * Given an input value:: + * + * xAxB xCxD xExF xGxH xIxJ xKxL xMxN xOxP * - * Given an input value: - * xAxB xCxD xExF xGxH xIxJ xKxL xMxN xOxP * return the value where all the odd bits are compressed down - * into the low half of the word, and the high half is zeroed: - * 0000 0000 0000 0000 ABCD EFGH IJKL MNOP + * into the low half of the word, and the high half is zeroed:: + * + * 0000 0000 0000 0000 ABCD EFGH IJKL MNOP * * Any even bits set in the input are ignored. * @@ -504,13 +513,16 @@ static inline uint32_t half_unshuffle32(uint32_t x) /** * half_unshuffle64: - * @value: 64-bit value (of which only the odd bits are of interest) + * @x: 64-bit value (of which only the odd bits are of interest) + * + * Given an input value:: + * + * xAxB xCxD xExF xGxH xIxJ xKxL xMxN .... xUxV xWxX xYxZ xaxb xcxd xexf * - * Given an input value: - * xAxB xCxD xExF xGxH xIxJ xKxL xMxN .... xUxV xWxX xYxZ xaxb xcxd xexf * return the value where all the odd bits are compressed down - * into the low half of the word, and the high half is zeroed: - * 0000 0000 0000 .... 0000 0000 ABCD EFGH IJKL MNOP QRST UVWX YZab cdef + * into the low half of the word, and the high half is zeroed:: + * + * 0000 0000 0000 .... 0000 0000 ABCD EFGH IJKL MNOP QRST UVWX YZab cdef * * Any even bits set in the input are ignored. * diff --git a/include/qom/object.h b/include/qom/object.h index 716f6f6..1d7b7e5 100644 --- a/include/qom/object.h +++ b/include/qom/object.h @@ -200,8 +200,14 @@ typedef struct InterfaceInfo InterfaceInfo; * * Interfaces allow a limited form of multiple inheritance. Instances are * similar to normal types except for the fact that are only defined by - * their classes and never carry any state. You can dynamically cast an object - * to one of its #Interface types and vice versa. + * their classes and never carry any state. As a consequence, a pointer to + * an interface instance should always be of incomplete type in order to be + * sure it cannot be dereferenced. That is, you should define the + * 'typedef struct SomethingIf SomethingIf' so that you can pass around + * 'SomethingIf *si' arguments, but not define a 'struct SomethingIf { ... }'. + * The only things you can validly do with a 'SomethingIf *' are to pass it as + * an argument to a method on its corresponding SomethingIfClass, or to + * dynamically cast it to an object that implements the interface. * * # Methods # * @@ -593,6 +599,18 @@ struct InterfaceClass __FILE__, __LINE__, __func__)) /** + * object_new_with_class: + * @klass: The class to instantiate. + * + * This function will initialize a new object using heap allocated memory. + * The returned object has a reference count of 1, and will be freed when + * the last reference is dropped. + * + * Returns: The newly allocated and instantiated object. + */ +Object *object_new_with_class(ObjectClass *klass); + +/** * object_new: * @typename: The name of the type of the object to instantiate. * @@ -679,6 +697,7 @@ void object_apply_global_props(Object *obj, const GPtrArray *props, Error **errp); void object_set_machine_compat_props(GPtrArray *compat_props); void object_set_accelerator_compat_props(GPtrArray *compat_props); +void object_register_sugar_prop(const char *driver, const char *prop, const char *value); void object_apply_compat_props(Object *obj); /** diff --git a/include/sysemu/accel.h b/include/sysemu/accel.h index 8eb60b8..d4c1429 100644 --- a/include/sysemu/accel.h +++ b/include/sysemu/accel.h @@ -64,9 +64,9 @@ typedef struct AccelClass { #define ACCEL_GET_CLASS(obj) \ OBJECT_GET_CLASS(AccelClass, (obj), TYPE_ACCEL) -extern unsigned long tcg_tb_size; +AccelClass *accel_find(const char *opt_name); +int accel_init_machine(AccelState *accel, MachineState *ms); -void configure_accelerator(MachineState *ms, const char *progname); /* Called just before os_setup_post (ie just before drop OS privs) */ void accel_setup_post(MachineState *ms); diff --git a/include/sysemu/cpus.h b/include/sysemu/cpus.h index 32c05f2..3c1da6a 100644 --- a/include/sysemu/cpus.h +++ b/include/sysemu/cpus.h @@ -40,6 +40,4 @@ extern int smp_threads; void list_cpus(const char *optarg); -void qemu_tcg_configure(QemuOpts *opts, Error **errp); - #endif diff --git a/include/sysemu/kvm.h b/include/sysemu/kvm.h index 9fe233b..141342d 100644 --- a/include/sysemu/kvm.h +++ b/include/sysemu/kvm.h @@ -515,14 +515,16 @@ int kvm_irqchip_add_irqfd_notifier(KVMState *s, EventNotifier *n, int kvm_irqchip_remove_irqfd_notifier(KVMState *s, EventNotifier *n, qemu_irq irq); void kvm_irqchip_set_qemuirq_gsi(KVMState *s, qemu_irq irq, int gsi); -void kvm_pc_gsi_handler(void *opaque, int n, int level); void kvm_pc_setup_irq_routing(bool pci_enabled); void kvm_init_irq_routing(KVMState *s); +bool kvm_kernel_irqchip_allowed(void); +bool kvm_kernel_irqchip_required(void); +bool kvm_kernel_irqchip_split(void); + /** * kvm_arch_irqchip_create: * @KVMState: The KVMState pointer - * @MachineState: The MachineState pointer * * Allow architectures to create an in-kernel irq chip themselves. * @@ -530,7 +532,7 @@ void kvm_init_irq_routing(KVMState *s); * 0: irq chip was not created * > 0: irq chip was created */ -int kvm_arch_irqchip_create(MachineState *ms, KVMState *s); +int kvm_arch_irqchip_create(KVMState *s); /** * kvm_set_one_reg - set a register value in KVM via KVM_SET_ONE_REG ioctl |