5 #include "qemu/range.h"
10 #include "hw/ioapic.h"
11 #include "hw/pci/pci.h"
12 #include "hw/pci/pcie_host.h"
13 #include "hw/pci/pci_bridge.h"
15 #include "hw/acpi_ich9.h"
17 #include "hw/pci/pci_bus.h"
19 void ich9_lpc_set_irq(void *opaque, int irq_num, int level);
20 int ich9_lpc_map_irq(PCIDevice *pci_dev, int intx);
21 PCIINTxRoute ich9_route_intx_pin_to_irq(void *opaque, int pirq_pin);
22 void ich9_lpc_pm_init(PCIDevice *pci_lpc, qemu_irq cmos_s3);
23 PCIBus *ich9_d2pbr_init(PCIBus *bus, int devfn, int sec_bus);
24 i2c_bus *ich9_smb_init(PCIBus *bus, int devfn, uint32_t smb_io_base);
26 #define ICH9_CC_SIZE (16 * 1024) /* 16KB */
28 #define TYPE_ICH9_LPC_DEVICE "ICH9 LPC"
29 #define ICH9_LPC_DEVICE(obj) \
30 OBJECT_CHECK(ICH9LPCState, (obj), TYPE_ICH9_LPC_DEVICE)
32 typedef struct ICH9LPCState {
33 /* ICH9 LPC PCI to ISA bridge */
36 /* (pci device, intx) -> pirq
37 * In real chipset case, the unused slots are never used
38 * as ICH9 supports only D25-D32 irq routing.
39 * On the other hand in qemu case, any slot/function can be populated
40 * via command line option.
41 * So fallback interrupt routing for any devices in any slots is necessary.
43 uint8_t irr[PCI_SLOT_MAX][PCI_NUM_PINS];
47 uint32_t sci_level; /* track sci level */
49 /* 10.1 Chipset Configuration registers(Memory Space)
50 which is pointed by RCBA */
51 uint8_t chip_config[ICH9_CC_SIZE];
54 * 13.7.5 RST_CNT---Reset Control Register (LPC I/F---D31:F0)
56 * register contents and IO memory region
59 MemoryRegion rst_cnt_mem;
63 MemoryRegion rbca_mem;
64 Notifier machine_ready;
70 #define Q35_MASK(bit, ms_bit, ls_bit) \
71 ((uint##bit##_t)(((1ULL << ((ms_bit) + 1)) - 1) & ~((1ULL << ls_bit) - 1)))
73 /* ICH9: Chipset Configuration Registers */
74 #define ICH9_CC_ADDR_MASK (ICH9_CC_SIZE - 1)
77 #define ICH9_CC_D28IP 0x310C
78 #define ICH9_CC_D28IP_SHIFT 4
79 #define ICH9_CC_D28IP_MASK 0xf
80 #define ICH9_CC_D28IP_DEFAULT 0x00214321
81 #define ICH9_CC_D31IR 0x3140
82 #define ICH9_CC_D30IR 0x3142
83 #define ICH9_CC_D29IR 0x3144
84 #define ICH9_CC_D28IR 0x3146
85 #define ICH9_CC_D27IR 0x3148
86 #define ICH9_CC_D26IR 0x314C
87 #define ICH9_CC_D25IR 0x3150
88 #define ICH9_CC_DIR_DEFAULT 0x3210
89 #define ICH9_CC_D30IR_DEFAULT 0x0
90 #define ICH9_CC_DIR_SHIFT 4
91 #define ICH9_CC_DIR_MASK 0x7
92 #define ICH9_CC_OIC 0x31FF
93 #define ICH9_CC_OIC_AEN 0x1
96 #define ICH9_PCIE_DEV 28
97 #define ICH9_PCIE_FUNC_MAX 6
100 /* D29:F0 USB UHCI Controller #1 */
101 #define ICH9_USB_UHCI1_DEV 29
102 #define ICH9_USB_UHCI1_FUNC 0
104 /* D30:F0 DMI-to-PCI brdige */
105 #define ICH9_D2P_BRIDGE "ICH9 D2P BRIDGE"
106 #define ICH9_D2P_BRIDGE_SAVEVM_VERSION 0
108 #define ICH9_D2P_BRIDGE_DEV 30
109 #define ICH9_D2P_BRIDGE_FUNC 0
111 #define ICH9_D2P_SECONDARY_DEFAULT (256 - 8)
113 #define ICH9_D2P_A2_REVISION 0x92
115 /* D31:F0 LPC Processor Interface */
116 #define ICH9_RST_CNT_IOPORT 0xCF9
118 /* D31:F1 LPC controller */
119 #define ICH9_A2_LPC "ICH9 A2 LPC"
120 #define ICH9_A2_LPC_SAVEVM_VERSION 0
122 #define ICH9_LPC_DEV 31
123 #define ICH9_LPC_FUNC 0
125 #define ICH9_A2_LPC_REVISION 0x2
126 #define ICH9_LPC_NB_PIRQS 8 /* PCI A-H */
128 #define ICH9_LPC_PMBASE 0x40
129 #define ICH9_LPC_PMBASE_BASE_ADDRESS_MASK Q35_MASK(32, 15, 7)
130 #define ICH9_LPC_PMBASE_RTE 0x1
131 #define ICH9_LPC_PMBASE_DEFAULT 0x1
132 #define ICH9_LPC_ACPI_CTRL 0x44
133 #define ICH9_LPC_ACPI_CTRL_ACPI_EN 0x80
134 #define ICH9_LPC_ACPI_CTRL_SCI_IRQ_SEL_MASK Q35_MASK(8, 2, 0)
135 #define ICH9_LPC_ACPI_CTRL_9 0x0
136 #define ICH9_LPC_ACPI_CTRL_10 0x1
137 #define ICH9_LPC_ACPI_CTRL_11 0x2
138 #define ICH9_LPC_ACPI_CTRL_20 0x4
139 #define ICH9_LPC_ACPI_CTRL_21 0x5
140 #define ICH9_LPC_ACPI_CTRL_DEFAULT 0x0
142 #define ICH9_LPC_PIRQA_ROUT 0x60
143 #define ICH9_LPC_PIRQB_ROUT 0x61
144 #define ICH9_LPC_PIRQC_ROUT 0x62
145 #define ICH9_LPC_PIRQD_ROUT 0x63
147 #define ICH9_LPC_PIRQE_ROUT 0x68
148 #define ICH9_LPC_PIRQF_ROUT 0x69
149 #define ICH9_LPC_PIRQG_ROUT 0x6a
150 #define ICH9_LPC_PIRQH_ROUT 0x6b
152 #define ICH9_LPC_PIRQ_ROUT_IRQEN 0x80
153 #define ICH9_LPC_PIRQ_ROUT_MASK Q35_MASK(8, 3, 0)
154 #define ICH9_LPC_PIRQ_ROUT_DEFAULT 0x80
156 #define ICH9_LPC_RCBA 0xf0
157 #define ICH9_LPC_RCBA_BA_MASK Q35_MASK(32, 31, 14)
158 #define ICH9_LPC_RCBA_EN 0x1
159 #define ICH9_LPC_RCBA_DEFAULT 0x0
161 #define ICH9_LPC_PIC_NUM_PINS 16
162 #define ICH9_LPC_IOAPIC_NUM_PINS 24
164 /* D31:F2 SATA Controller #1 */
165 #define ICH9_SATA1_DEV 31
166 #define ICH9_SATA1_FUNC 2
168 /* D30:F1 power management I/O registers
169 offset from the address ICH9_LPC_PMBASE */
171 /* ICH9 LPC PM I/O registers are 128 ports and 128-aligned */
172 #define ICH9_PMIO_SIZE 128
173 #define ICH9_PMIO_MASK (ICH9_PMIO_SIZE - 1)
175 #define ICH9_PMIO_PM1_STS 0x00
176 #define ICH9_PMIO_PM1_EN 0x02
177 #define ICH9_PMIO_PM1_CNT 0x04
178 #define ICH9_PMIO_PM1_TMR 0x08
179 #define ICH9_PMIO_GPE0_STS 0x20
180 #define ICH9_PMIO_GPE0_EN 0x28
181 #define ICH9_PMIO_GPE0_LEN 16
182 #define ICH9_PMIO_SMI_EN 0x30
183 #define ICH9_PMIO_SMI_EN_APMC_EN (1 << 5)
184 #define ICH9_PMIO_SMI_STS 0x34
186 /* FADT ACPI_ENABLE/ACPI_DISABLE */
187 #define ICH9_APM_ACPI_ENABLE 0x2
188 #define ICH9_APM_ACPI_DISABLE 0x3
191 /* D31:F3 SMBus controller */
192 #define ICH9_A2_SMB_REVISION 0x02
193 #define ICH9_SMB_PI 0x00
195 #define ICH9_SMB_SMBMBAR0 0x10
196 #define ICH9_SMB_SMBMBAR1 0x14
197 #define ICH9_SMB_SMBM_BAR 0
198 #define ICH9_SMB_SMBM_SIZE (1 << 8)
199 #define ICH9_SMB_SMB_BASE 0x20
200 #define ICH9_SMB_SMB_BASE_BAR 4
201 #define ICH9_SMB_SMB_BASE_SIZE (1 << 5)
202 #define ICH9_SMB_HOSTC 0x40
203 #define ICH9_SMB_HOSTC_SSRESET ((uint8_t)(1 << 3))
204 #define ICH9_SMB_HOSTC_I2C_EN ((uint8_t)(1 << 2))
205 #define ICH9_SMB_HOSTC_SMB_SMI_EN ((uint8_t)(1 << 1))
206 #define ICH9_SMB_HOSTC_HST_EN ((uint8_t)(1 << 0))
208 /* D31:F3 SMBus I/O and memory mapped I/O registers */
209 #define ICH9_SMB_DEV 31
210 #define ICH9_SMB_FUNC 3
212 #define ICH9_SMB_HST_STS 0x00
213 #define ICH9_SMB_HST_CNT 0x02
214 #define ICH9_SMB_HST_CMD 0x03
215 #define ICH9_SMB_XMIT_SLVA 0x04
216 #define ICH9_SMB_HST_D0 0x05
217 #define ICH9_SMB_HST_D1 0x06
218 #define ICH9_SMB_HOST_BLOCK_DB 0x07
220 #endif /* HW_ICH9_H */