diff options
Diffstat (limited to 'qemu/include/hw/sysbus.h')
-rw-r--r-- | qemu/include/hw/sysbus.h | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/qemu/include/hw/sysbus.h b/qemu/include/hw/sysbus.h deleted file mode 100644 index cc1dba49b..000000000 --- a/qemu/include/hw/sysbus.h +++ /dev/null @@ -1,121 +0,0 @@ -#ifndef HW_SYSBUS_H -#define HW_SYSBUS_H 1 - -/* Devices attached directly to the main system bus. */ - -#include "hw/qdev.h" -#include "exec/memory.h" - -#define QDEV_MAX_MMIO 32 -#define QDEV_MAX_PIO 32 - -#define TYPE_SYSTEM_BUS "System" -#define SYSTEM_BUS(obj) OBJECT_CHECK(BusState, (obj), TYPE_SYSTEM_BUS) - -typedef struct SysBusDevice SysBusDevice; - -#define TYPE_SYS_BUS_DEVICE "sys-bus-device" -#define SYS_BUS_DEVICE(obj) \ - OBJECT_CHECK(SysBusDevice, (obj), TYPE_SYS_BUS_DEVICE) -#define SYS_BUS_DEVICE_CLASS(klass) \ - OBJECT_CLASS_CHECK(SysBusDeviceClass, (klass), TYPE_SYS_BUS_DEVICE) -#define SYS_BUS_DEVICE_GET_CLASS(obj) \ - OBJECT_GET_CLASS(SysBusDeviceClass, (obj), TYPE_SYS_BUS_DEVICE) - -/** - * SysBusDeviceClass: - * @init: Callback function invoked when the #DeviceState.realized property - * is changed to %true. Deprecated, new types inheriting directly from - * TYPE_SYS_BUS_DEVICE should use #DeviceClass.realize instead, new leaf - * types should consult their respective parent type. - * - * SysBusDeviceClass is not overriding #DeviceClass.realize, so derived - * classes overriding it are not required to invoke its implementation. - */ - -#define SYSBUS_DEVICE_GPIO_IRQ "sysbus-irq" - -typedef struct SysBusDeviceClass { - /*< private >*/ - DeviceClass parent_class; - /*< public >*/ - - int (*init)(SysBusDevice *dev); - - /* - * Let the sysbus device format its own non-PIO, non-MMIO unit address. - * - * Sometimes a class of SysBusDevices has neither MMIO nor PIO resources, - * yet instances of it would like to distinguish themselves, in - * OpenFirmware device paths, from other instances of the same class on the - * sysbus. For that end we expose this callback. - * - * The implementation is not supposed to change *@dev, or incur other - * observable change. - * - * The function returns a dynamically allocated string. On error, NULL - * should be returned; the unit address portion of the OFW node will be - * omitted then. (This is not considered a fatal error.) - */ - char *(*explicit_ofw_unit_address)(const SysBusDevice *dev); - void (*connect_irq_notifier)(SysBusDevice *dev, qemu_irq irq); -} SysBusDeviceClass; - -struct SysBusDevice { - /*< private >*/ - DeviceState parent_obj; - /*< public >*/ - - int num_mmio; - struct { - hwaddr addr; - MemoryRegion *memory; - } mmio[QDEV_MAX_MMIO]; - int num_pio; - pio_addr_t pio[QDEV_MAX_PIO]; -}; - -typedef int FindSysbusDeviceFunc(SysBusDevice *sbdev, void *opaque); - -void sysbus_init_mmio(SysBusDevice *dev, MemoryRegion *memory); -MemoryRegion *sysbus_mmio_get_region(SysBusDevice *dev, int n); -void sysbus_init_irq(SysBusDevice *dev, qemu_irq *p); -void sysbus_pass_irq(SysBusDevice *dev, SysBusDevice *target); -void sysbus_init_ioports(SysBusDevice *dev, pio_addr_t ioport, pio_addr_t size); - - -bool sysbus_has_irq(SysBusDevice *dev, int n); -bool sysbus_has_mmio(SysBusDevice *dev, unsigned int n); -void sysbus_connect_irq(SysBusDevice *dev, int n, qemu_irq irq); -bool sysbus_is_irq_connected(SysBusDevice *dev, int n); -qemu_irq sysbus_get_connected_irq(SysBusDevice *dev, int n); -void sysbus_mmio_map(SysBusDevice *dev, int n, hwaddr addr); -void sysbus_mmio_map_overlap(SysBusDevice *dev, int n, hwaddr addr, - int priority); -void sysbus_add_io(SysBusDevice *dev, hwaddr addr, - MemoryRegion *mem); -MemoryRegion *sysbus_address_space(SysBusDevice *dev); - -/* Call func for every dynamically created sysbus device in the system */ -void foreach_dynamic_sysbus_device(FindSysbusDeviceFunc *func, void *opaque); - -/* Legacy helper function for creating devices. */ -DeviceState *sysbus_create_varargs(const char *name, - hwaddr addr, ...); -DeviceState *sysbus_try_create_varargs(const char *name, - hwaddr addr, ...); -static inline DeviceState *sysbus_create_simple(const char *name, - hwaddr addr, - qemu_irq irq) -{ - return sysbus_create_varargs(name, addr, irq, NULL); -} - -static inline DeviceState *sysbus_try_create_simple(const char *name, - hwaddr addr, - qemu_irq irq) -{ - return sysbus_try_create_varargs(name, addr, irq, NULL); -} - -#endif /* !HW_SYSBUS_H */ |