diff options
Diffstat (limited to 'hw/isa.h')
-rw-r--r-- | hw/isa.h | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/hw/isa.h b/hw/isa.h deleted file mode 100644 index 82da37c11d..0000000000 --- a/hw/isa.h +++ /dev/null @@ -1,104 +0,0 @@ -#ifndef HW_ISA_H -#define HW_ISA_H - -/* ISA bus */ - -#include "exec/ioport.h" -#include "exec/memory.h" -#include "hw/qdev.h" - -#define ISA_NUM_IRQS 16 - -#define TYPE_ISA_DEVICE "isa-device" -#define ISA_DEVICE(obj) \ - OBJECT_CHECK(ISADevice, (obj), TYPE_ISA_DEVICE) -#define ISA_DEVICE_CLASS(klass) \ - OBJECT_CLASS_CHECK(ISADeviceClass, (klass), TYPE_ISA_DEVICE) -#define ISA_DEVICE_GET_CLASS(obj) \ - OBJECT_GET_CLASS(ISADeviceClass, (obj), TYPE_ISA_DEVICE) - -#define TYPE_ISA_BUS "ISA" -#define ISA_BUS(obj) OBJECT_CHECK(ISABus, (obj), TYPE_ISA_BUS) - -typedef struct ISADeviceClass { - DeviceClass parent_class; - int (*init)(ISADevice *dev); -} ISADeviceClass; - -struct ISABus { - BusState qbus; - MemoryRegion *address_space_io; - qemu_irq *irqs; -}; - -struct ISADevice { - DeviceState qdev; - uint32_t isairq[2]; - int nirqs; - int ioport_id; -}; - -ISABus *isa_bus_new(DeviceState *dev, MemoryRegion *address_space_io); -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); -MemoryRegion *isa_address_space(ISADevice *dev); -MemoryRegion *isa_address_space_io(ISADevice *dev); -ISADevice *isa_create(ISABus *bus, const char *name); -ISADevice *isa_try_create(ISABus *bus, const char *name); -ISADevice *isa_create_simple(ISABus *bus, const char *name); - -ISADevice *isa_vga_init(ISABus *bus); - -/** - * isa_register_ioport: Install an I/O port region on the ISA bus. - * - * Register an I/O port region via memory_region_add_subregion - * inside the ISA I/O address space. - * - * @dev: the ISADevice against which these are registered; may be NULL. - * @io: the #MemoryRegion being registered. - * @start: the base I/O port. - */ -void isa_register_ioport(ISADevice *dev, MemoryRegion *io, uint16_t start); - -/** - * isa_register_portio_list: Initialize a set of ISA io ports - * - * Several ISA devices have many dis-joint I/O ports. Worse, these I/O - * ports can be interleaved with I/O ports from other devices. This - * function makes it easy to create multiple MemoryRegions for a single - * device and use the legacy portio routines. - * - * @dev: the ISADevice against which these are registered; may be NULL. - * @start: the base I/O port against which the portio->offset is applied. - * @portio: the ports, sorted by offset. - * @opaque: passed into the old_portio callbacks. - * @name: passed into memory_region_init_io. - */ -void isa_register_portio_list(ISADevice *dev, uint16_t start, - const MemoryRegionPortio *portio, - void *opaque, const char *name); - -static inline ISABus *isa_bus_from_device(ISADevice *d) -{ - return ISA_BUS(qdev_get_parent_bus(DEVICE(d))); -} - -extern hwaddr isa_mem_base; - -void isa_mmio_setup(MemoryRegion *mr, hwaddr size); -void isa_mmio_init(hwaddr base, hwaddr size); - -/* dma.c */ -int DMA_get_channel_mode (int nchan); -int DMA_read_memory (int nchan, void *buf, int pos, int size); -int DMA_write_memory (int nchan, void *buf, int pos, int size); -void DMA_hold_DREQ (int nchan); -void DMA_release_DREQ (int nchan); -void DMA_schedule(int nchan); -void DMA_init(int high_page_enable, qemu_irq *cpu_request_exit); -void DMA_register_channel (int nchan, - DMA_transfer_handler transfer_handler, - void *opaque); -#endif |