xref: /openbmc/qemu/include/hw/ide/ahci.h (revision da96ad4a6a2ef26c83b15fa95e7fceef5147269c)
1e8ad4d16SEfimov Vasily /*
2e8ad4d16SEfimov Vasily  * QEMU AHCI Emulation
3e8ad4d16SEfimov Vasily  *
4e8ad4d16SEfimov Vasily  * Copyright (c) 2010 qiaochong@loongson.cn
5e8ad4d16SEfimov Vasily  * Copyright (c) 2010 Roland Elek <elek.roland@gmail.com>
6e8ad4d16SEfimov Vasily  * Copyright (c) 2010 Sebastian Herbszt <herbszt@gmx.de>
7e8ad4d16SEfimov Vasily  * Copyright (c) 2010 Alexander Graf <agraf@suse.de>
8e8ad4d16SEfimov Vasily  *
9e8ad4d16SEfimov Vasily  * This library is free software; you can redistribute it and/or
10e8ad4d16SEfimov Vasily  * modify it under the terms of the GNU Lesser General Public
11e8ad4d16SEfimov Vasily  * License as published by the Free Software Foundation; either
1261f3c91aSChetan Pant  * version 2.1 of the License, or (at your option) any later version.
13e8ad4d16SEfimov Vasily  *
14e8ad4d16SEfimov Vasily  * This library is distributed in the hope that it will be useful,
15e8ad4d16SEfimov Vasily  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16e8ad4d16SEfimov Vasily  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
17e8ad4d16SEfimov Vasily  * Lesser General Public License for more details.
18e8ad4d16SEfimov Vasily  *
19e8ad4d16SEfimov Vasily  * You should have received a copy of the GNU Lesser General Public
20e8ad4d16SEfimov Vasily  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
21e8ad4d16SEfimov Vasily  *
22e8ad4d16SEfimov Vasily  */
23e8ad4d16SEfimov Vasily 
2470e23370SJohn Snow #ifndef HW_IDE_AHCI_H
2570e23370SJohn Snow #define HW_IDE_AHCI_H
26e8ad4d16SEfimov Vasily 
27*fbb5945eSPhilippe Mathieu-Daudé #include "exec/memory.h"
28e8ad4d16SEfimov Vasily 
2970e23370SJohn Snow typedef struct AHCIDevice AHCIDevice;
30e8ad4d16SEfimov Vasily 
3170e23370SJohn Snow typedef struct AHCIControlRegs {
3270e23370SJohn Snow     uint32_t    cap;
3370e23370SJohn Snow     uint32_t    ghc;
3470e23370SJohn Snow     uint32_t    irqstatus;
3570e23370SJohn Snow     uint32_t    impl;
3670e23370SJohn Snow     uint32_t    version;
3770e23370SJohn Snow } AHCIControlRegs;
38e8ad4d16SEfimov Vasily 
3970e23370SJohn Snow typedef struct AHCIState {
4070e23370SJohn Snow     DeviceState *container;
41e8ad4d16SEfimov Vasily 
4270e23370SJohn Snow     AHCIDevice *dev;
4370e23370SJohn Snow     AHCIControlRegs control_regs;
4470e23370SJohn Snow     MemoryRegion mem;
4570e23370SJohn Snow     MemoryRegion idp;       /* Index-Data Pair I/O port space */
4670e23370SJohn Snow     unsigned idp_offset;    /* Offset of index in I/O port space */
4770e23370SJohn Snow     uint32_t idp_index;     /* Current IDP index */
4844c11b2eSPhilippe Mathieu-Daudé     uint32_t ports;
4970e23370SJohn Snow     qemu_irq irq;
5070e23370SJohn Snow     AddressSpace *as;
5170e23370SJohn Snow } AHCIState;
52e8ad4d16SEfimov Vasily 
53e8ad4d16SEfimov Vasily 
54e2f8d280SPhilippe Mathieu-Daudé void ahci_ide_create_devs(AHCIState *ahci, DriveInfo **hd);
55e8ad4d16SEfimov Vasily 
56e8ad4d16SEfimov Vasily #endif /* HW_IDE_AHCI_H */
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