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author | 2015-08-28 09:58:54 +0800 | |
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committer | 2015-09-01 12:44:00 +0800 | |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/include/hw/isa/i8259_internal.h | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/include/hw/isa/i8259_internal.h')
-rw-r--r-- | qemu/include/hw/isa/i8259_internal.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/qemu/include/hw/isa/i8259_internal.h b/qemu/include/hw/isa/i8259_internal.h new file mode 100644 index 000000000..cded50963 --- /dev/null +++ b/qemu/include/hw/isa/i8259_internal.h @@ -0,0 +1,83 @@ +/* + * QEMU 8259 - internal interfaces + * + * Copyright (c) 2011 Jan Kiszka, Siemens AG + * + * 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_I8259_INTERNAL_H +#define QEMU_I8259_INTERNAL_H + +#include "hw/hw.h" +#include "hw/i386/pc.h" +#include "hw/isa/isa.h" + +typedef struct PICCommonState PICCommonState; + +#define TYPE_PIC_COMMON "pic-common" +#define PIC_COMMON(obj) \ + OBJECT_CHECK(PICCommonState, (obj), TYPE_PIC_COMMON) +#define PIC_COMMON_CLASS(klass) \ + OBJECT_CLASS_CHECK(PICCommonClass, (klass), TYPE_PIC_COMMON) +#define PIC_COMMON_GET_CLASS(obj) \ + OBJECT_GET_CLASS(PICCommonClass, (obj), TYPE_PIC_COMMON) + +typedef struct PICCommonClass +{ + ISADeviceClass parent_class; + + void (*pre_save)(PICCommonState *s); + void (*post_load)(PICCommonState *s); +} PICCommonClass; + +struct PICCommonState { + ISADevice parent_obj; + + uint8_t last_irr; /* edge detection */ + uint8_t irr; /* interrupt request register */ + uint8_t imr; /* interrupt mask register */ + uint8_t isr; /* interrupt service register */ + uint8_t priority_add; /* highest irq priority */ + uint8_t irq_base; + uint8_t read_reg_select; + uint8_t poll; + uint8_t special_mask; + uint8_t init_state; + uint8_t auto_eoi; + uint8_t rotate_on_auto_eoi; + uint8_t special_fully_nested_mode; + uint8_t init4; /* true if 4 byte init */ + uint8_t single_mode; /* true if slave pic is not initialized */ + uint8_t elcr; /* PIIX edge/trigger selection*/ + uint8_t elcr_mask; + qemu_irq int_out[1]; + uint32_t master; /* reflects /SP input pin */ + uint32_t iobase; + uint32_t elcr_addr; + MemoryRegion base_io; + MemoryRegion elcr_io; +}; + +void pic_reset_common(PICCommonState *s); + +ISADevice *i8259_init_chip(const char *name, ISABus *bus, bool master); + + +#endif /* !QEMU_I8259_INTERNAL_H */ |