4 * Copyright (c) 2010 Sebastian Herbszt <herbszt@gmx.de>
5 * Copyright (c) 2010 Alexander Graf <agraf@suse.de>
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
21 * lspci dump of a ICH-9 real device
23 * 00:1f.2 SATA controller [0106]: Intel Corporation 82801IR/IO/IH (ICH9R/DO/DH) 6 port SATA AHCI Controller [8086:2922] (rev 02) (prog-if 01 [AHCI 1.0])
24 * Subsystem: Intel Corporation 82801IR/IO/IH (ICH9R/DO/DH) 6 port SATA AHCI Controller [8086:2922]
25 * Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
26 * Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
28 * Interrupt: pin B routed to IRQ 222
29 * Region 0: I/O ports at d000 [size=8]
30 * Region 1: I/O ports at cc00 [size=4]
31 * Region 2: I/O ports at c880 [size=8]
32 * Region 3: I/O ports at c800 [size=4]
33 * Region 4: I/O ports at c480 [size=32]
34 * Region 5: Memory at febf9000 (32-bit, non-prefetchable) [size=2K]
35 * Capabilities: [80] Message Signalled Interrupts: Mask- 64bit- Count=1/16 Enable+
36 * Address: fee0f00c Data: 41d9
37 * Capabilities: [70] Power Management version 3
38 * Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot+,D3cold-)
39 * Status: D0 PME-Enable- DSel=0 DScale=0 PME-
40 * Capabilities: [a8] SATA HBA <?>
41 * Capabilities: [b0] Vendor Specific Information <?>
42 * Kernel driver in use: ahci
43 * Kernel modules: ahci
44 * 00: 86 80 22 29 07 04 b0 02 02 01 06 01 00 00 00 00
45 * 10: 01 d0 00 00 01 cc 00 00 81 c8 00 00 01 c8 00 00
46 * 20: 81 c4 00 00 00 90 bf fe 00 00 00 00 86 80 22 29
47 * 30: 00 00 00 00 80 00 00 00 00 00 00 00 0f 02 00 00
48 * 40: 00 80 00 80 00 00 00 00 00 00 00 00 00 00 00 00
49 * 50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
50 * 60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
51 * 70: 01 a8 03 40 08 00 00 00 00 00 00 00 00 00 00 00
52 * 80: 05 70 09 00 0c f0 e0 fe d9 41 00 00 00 00 00 00
53 * 90: 40 00 0f 82 93 01 00 00 00 00 00 00 00 00 00 00
54 * a0: ac 00 00 00 0a 00 12 00 12 b0 10 00 48 00 00 00
55 * b0: 09 00 06 20 00 00 00 00 00 00 00 00 00 00 00 00
56 * c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
57 * d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
58 * e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
59 * f0: 00 00 00 00 00 00 00 00 86 0f 02 00 00 00 00 00
69 #include "block_int.h"
72 #include <hw/ide/pci.h>
73 #include <hw/ide/ahci.h>
75 static int pci_ich9_ahci_init(PCIDevice *dev)
77 struct AHCIPCIState *d;
78 d = DO_UPCAST(struct AHCIPCIState, card, dev);
80 ahci_init(&d->ahci, &dev->qdev, 6);
82 pci_config_set_prog_interface(d->card.config, AHCI_PROGMODE_MAJOR_REV_1);
84 d->card.config[PCI_CACHE_LINE_SIZE] = 0x08; /* Cache line size */
85 d->card.config[PCI_LATENCY_TIMER] = 0x00; /* Latency timer */
86 pci_config_set_interrupt_pin(d->card.config, 1);
88 /* XXX Software should program this register */
89 d->card.config[0x90] = 1 << 6; /* Address Map Register - AHCI mode */
91 qemu_register_reset(ahci_reset, d);
93 msi_init(dev, 0x50, 1, true, false);
94 d->ahci.irq = d->card.irq[0];
96 /* XXX BAR size should be 1k, but that breaks, so bump it to 4k for now */
97 pci_register_bar_simple(&d->card, 5, 0x1000, 0, d->ahci.mem);
102 static int pci_ich9_uninit(PCIDevice *dev)
104 struct AHCIPCIState *d;
105 d = DO_UPCAST(struct AHCIPCIState, card, dev);
108 qemu_unregister_reset(ahci_reset, d);
109 ahci_uninit(&d->ahci);
114 static void pci_ich9_write_config(PCIDevice *pci, uint32_t addr,
115 uint32_t val, int len)
117 pci_default_write_config(pci, addr, val, len);
118 msi_write_config(pci, addr, val, len);
121 static PCIDeviceInfo ich_ahci_info[] = {
123 .qdev.name = "ich9-ahci",
124 .qdev.alias = "ahci",
125 .qdev.size = sizeof(AHCIPCIState),
126 .init = pci_ich9_ahci_init,
127 .exit = pci_ich9_uninit,
128 .config_write = pci_ich9_write_config,
129 .vendor_id = PCI_VENDOR_ID_INTEL,
130 .device_id = PCI_DEVICE_ID_INTEL_82801IR,
132 .class_id = PCI_CLASS_STORAGE_SATA,
138 static void ich_ahci_register(void)
140 pci_qdev_register_many(ich_ahci_info);
142 device_init(ich_ahci_register);