| 1 | /* |
| 2 | * QEMU AHCI Emulation |
| 3 | * |
| 4 | * Copyright (c) 2010 qiaochong@loongson.cn |
| 5 | * Copyright (c) 2010 Roland Elek <elek.roland@gmail.com> |
| 6 | * Copyright (c) 2010 Sebastian Herbszt <herbszt@gmx.de> |
| 7 | * Copyright (c) 2010 Alexander Graf <agraf@suse.de> |
| 8 | * |
| 9 | * This library is free software; you can redistribute it and/or |
| 10 | * modify it under the terms of the GNU Lesser General Public |
| 11 | * License as published by the Free Software Foundation; either |
| 12 | * version 2.1 of the License, or (at your option) any later version. |
| 13 | * |
| 14 | * This library is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 17 | * Lesser General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU Lesser General Public |
| 20 | * License along with this library; if not, see <http://www.gnu.org/licenses/>. |
| 21 | * |
| 22 | */ |
| 23 | |
| 24 | #ifndef HW_IDE_AHCI_H |
| 25 | #define HW_IDE_AHCI_H |
| 26 | |
| 27 | #include "system/memory.h" |
| 28 | |
| 29 | typedef struct AHCIDevice AHCIDevice; |
| 30 | |
| 31 | typedef struct AHCIControlRegs { |
| 32 | uint32_t cap; |
| 33 | uint32_t ghc; |
| 34 | uint32_t irqstatus; |
| 35 | uint32_t impl; |
| 36 | uint32_t version; |
| 37 | } AHCIControlRegs; |
| 38 | |
| 39 | typedef struct AHCIState { |
| 40 | AHCIDevice *dev; |
| 41 | AHCIControlRegs control_regs; |
| 42 | MemoryRegion mem; |
| 43 | MemoryRegion idp; /* Index-Data Pair I/O port space */ |
| 44 | unsigned idp_offset; /* Offset of index in I/O port space */ |
| 45 | uint32_t idp_index; /* Current IDP index */ |
| 46 | uint32_t ports; |
| 47 | qemu_irq irq; |
| 48 | AddressSpace *as; |
| 49 | } AHCIState; |
| 50 | |
| 51 | |
| 52 | void ahci_ide_create_devs(AHCIState *ahci, DriveInfo **hd); |
| 53 | |
| 54 | #endif /* HW_IDE_AHCI_H */ |