ich9.h (9889B)
1 #ifndef HW_ICH9_H 2 #define HW_ICH9_H 3 4 #include "hw/isa/isa.h" 5 #include "hw/sysbus.h" 6 #include "hw/i386/pc.h" 7 #include "hw/isa/apm.h" 8 #include "hw/pci/pci.h" 9 #include "hw/pci/pcie_host.h" 10 #include "hw/pci/pci_bridge.h" 11 #include "hw/acpi/acpi.h" 12 #include "hw/acpi/ich9.h" 13 #include "hw/pci/pci_bus.h" 14 #include "qom/object.h" 15 16 void ich9_lpc_set_irq(void *opaque, int irq_num, int level); 17 int ich9_lpc_map_irq(PCIDevice *pci_dev, int intx); 18 PCIINTxRoute ich9_route_intx_pin_to_irq(void *opaque, int pirq_pin); 19 void ich9_lpc_pm_init(PCIDevice *pci_lpc, bool smm_enabled); 20 I2CBus *ich9_smb_init(PCIBus *bus, int devfn, uint32_t smb_io_base); 21 22 void ich9_generate_smi(void); 23 24 #define ICH9_CC_SIZE (16 * 1024) /* 16KB. Chipset configuration registers */ 25 26 #define TYPE_ICH9_LPC_DEVICE "ICH9-LPC" 27 OBJECT_DECLARE_SIMPLE_TYPE(ICH9LPCState, ICH9_LPC_DEVICE) 28 29 struct ICH9LPCState { 30 /* ICH9 LPC PCI to ISA bridge */ 31 PCIDevice d; 32 33 /* (pci device, intx) -> pirq 34 * In real chipset case, the unused slots are never used 35 * as ICH9 supports only D25-D31 irq routing. 36 * On the other hand in qemu case, any slot/function can be populated 37 * via command line option. 38 * So fallback interrupt routing for any devices in any slots is necessary. 39 */ 40 uint8_t irr[PCI_SLOT_MAX][PCI_NUM_PINS]; 41 42 APMState apm; 43 ICH9LPCPMRegs pm; 44 uint32_t sci_level; /* track sci level */ 45 uint8_t sci_gsi; 46 47 /* 2.24 Pin Straps */ 48 struct { 49 bool spkr_hi; 50 } pin_strap; 51 52 /* 10.1 Chipset Configuration registers(Memory Space) 53 which is pointed by RCBA */ 54 uint8_t chip_config[ICH9_CC_SIZE]; 55 56 /* 57 * 13.7.5 RST_CNT---Reset Control Register (LPC I/F---D31:F0) 58 * 59 * register contents and IO memory region 60 */ 61 uint8_t rst_cnt; 62 MemoryRegion rst_cnt_mem; 63 64 /* SMI feature negotiation via fw_cfg */ 65 uint64_t smi_host_features; /* guest-invisible, host endian */ 66 uint8_t smi_host_features_le[8]; /* guest-visible, read-only, little 67 * endian uint64_t */ 68 uint8_t smi_guest_features_le[8]; /* guest-visible, read-write, little 69 * endian uint64_t */ 70 uint8_t smi_features_ok; /* guest-visible, read-only; selecting it 71 * triggers feature lockdown */ 72 uint64_t smi_negotiated_features; /* guest-invisible, host endian */ 73 74 /* isa bus */ 75 ISABus *isa_bus; 76 MemoryRegion rcrb_mem; /* root complex register block */ 77 Notifier machine_ready; 78 79 qemu_irq gsi[GSI_NUM_PINS]; 80 }; 81 82 #define Q35_MASK(bit, ms_bit, ls_bit) \ 83 ((uint##bit##_t)(((1ULL << ((ms_bit) + 1)) - 1) & ~((1ULL << ls_bit) - 1))) 84 85 /* ICH9: Chipset Configuration Registers */ 86 #define ICH9_CC_ADDR_MASK (ICH9_CC_SIZE - 1) 87 88 #define ICH9_CC 89 #define ICH9_CC_D28IP 0x310C 90 #define ICH9_CC_D28IP_SHIFT 4 91 #define ICH9_CC_D28IP_MASK 0xf 92 #define ICH9_CC_D28IP_DEFAULT 0x00214321 93 #define ICH9_CC_D31IR 0x3140 94 #define ICH9_CC_D30IR 0x3142 95 #define ICH9_CC_D29IR 0x3144 96 #define ICH9_CC_D28IR 0x3146 97 #define ICH9_CC_D27IR 0x3148 98 #define ICH9_CC_D26IR 0x314C 99 #define ICH9_CC_D25IR 0x3150 100 #define ICH9_CC_DIR_DEFAULT 0x3210 101 #define ICH9_CC_D30IR_DEFAULT 0x0 102 #define ICH9_CC_DIR_SHIFT 4 103 #define ICH9_CC_DIR_MASK 0x7 104 #define ICH9_CC_OIC 0x31FF 105 #define ICH9_CC_OIC_AEN 0x1 106 #define ICH9_CC_GCS 0x3410 107 #define ICH9_CC_GCS_DEFAULT 0x00000020 108 #define ICH9_CC_GCS_NO_REBOOT (1 << 5) 109 110 /* D28:F[0-5] */ 111 #define ICH9_PCIE_DEV 28 112 #define ICH9_PCIE_FUNC_MAX 6 113 114 115 /* D29:F0 USB UHCI Controller #1 */ 116 #define ICH9_USB_UHCI1_DEV 29 117 #define ICH9_USB_UHCI1_FUNC 0 118 119 /* D30:F0 DMI-to-PCI bridge */ 120 #define ICH9_D2P_BRIDGE "ICH9 D2P BRIDGE" 121 #define ICH9_D2P_BRIDGE_SAVEVM_VERSION 0 122 123 #define ICH9_D2P_BRIDGE_DEV 30 124 #define ICH9_D2P_BRIDGE_FUNC 0 125 126 #define ICH9_D2P_SECONDARY_DEFAULT (256 - 8) 127 128 #define ICH9_D2P_A2_REVISION 0x92 129 130 /* D31:F0 LPC Processor Interface */ 131 #define ICH9_RST_CNT_IOPORT 0xCF9 132 133 /* D31:F1 LPC controller */ 134 #define ICH9_A2_LPC "ICH9 A2 LPC" 135 #define ICH9_A2_LPC_SAVEVM_VERSION 0 136 137 #define ICH9_LPC_DEV 31 138 #define ICH9_LPC_FUNC 0 139 140 #define ICH9_A2_LPC_REVISION 0x2 141 #define ICH9_LPC_NB_PIRQS 8 /* PCI A-H */ 142 143 #define ICH9_LPC_PMBASE 0x40 144 #define ICH9_LPC_PMBASE_BASE_ADDRESS_MASK Q35_MASK(32, 15, 7) 145 #define ICH9_LPC_PMBASE_RTE 0x1 146 #define ICH9_LPC_PMBASE_DEFAULT 0x1 147 148 #define ICH9_LPC_ACPI_CTRL 0x44 149 #define ICH9_LPC_ACPI_CTRL_ACPI_EN 0x80 150 #define ICH9_LPC_ACPI_CTRL_SCI_IRQ_SEL_MASK Q35_MASK(8, 2, 0) 151 #define ICH9_LPC_ACPI_CTRL_9 0x0 152 #define ICH9_LPC_ACPI_CTRL_10 0x1 153 #define ICH9_LPC_ACPI_CTRL_11 0x2 154 #define ICH9_LPC_ACPI_CTRL_20 0x4 155 #define ICH9_LPC_ACPI_CTRL_21 0x5 156 #define ICH9_LPC_ACPI_CTRL_DEFAULT 0x0 157 158 #define ICH9_LPC_PIRQA_ROUT 0x60 159 #define ICH9_LPC_PIRQB_ROUT 0x61 160 #define ICH9_LPC_PIRQC_ROUT 0x62 161 #define ICH9_LPC_PIRQD_ROUT 0x63 162 163 #define ICH9_LPC_PIRQE_ROUT 0x68 164 #define ICH9_LPC_PIRQF_ROUT 0x69 165 #define ICH9_LPC_PIRQG_ROUT 0x6a 166 #define ICH9_LPC_PIRQH_ROUT 0x6b 167 168 #define ICH9_LPC_PIRQ_ROUT_IRQEN 0x80 169 #define ICH9_LPC_PIRQ_ROUT_MASK Q35_MASK(8, 3, 0) 170 #define ICH9_LPC_PIRQ_ROUT_DEFAULT 0x80 171 172 #define ICH9_LPC_GEN_PMCON_1 0xa0 173 #define ICH9_LPC_GEN_PMCON_1_SMI_LOCK (1 << 4) 174 #define ICH9_LPC_GEN_PMCON_2 0xa2 175 #define ICH9_LPC_GEN_PMCON_3 0xa4 176 #define ICH9_LPC_GEN_PMCON_LOCK 0xa6 177 178 #define ICH9_LPC_RCBA 0xf0 179 #define ICH9_LPC_RCBA_BA_MASK Q35_MASK(32, 31, 14) 180 #define ICH9_LPC_RCBA_EN 0x1 181 #define ICH9_LPC_RCBA_DEFAULT 0x0 182 183 #define ICH9_LPC_PIC_NUM_PINS 16 184 #define ICH9_LPC_IOAPIC_NUM_PINS 24 185 186 #define ICH9_GPIO_GSI "gsi" 187 188 /* D31:F2 SATA Controller #1 */ 189 #define ICH9_SATA1_DEV 31 190 #define ICH9_SATA1_FUNC 2 191 192 /* D31:F0 power management I/O registers 193 offset from the address ICH9_LPC_PMBASE */ 194 195 /* ICH9 LPC PM I/O registers are 128 ports and 128-aligned */ 196 #define ICH9_PMIO_SIZE 128 197 #define ICH9_PMIO_MASK (ICH9_PMIO_SIZE - 1) 198 199 #define ICH9_PMIO_PM1_STS 0x00 200 #define ICH9_PMIO_PM1_EN 0x02 201 #define ICH9_PMIO_PM1_CNT 0x04 202 #define ICH9_PMIO_PM1_TMR 0x08 203 #define ICH9_PMIO_GPE0_STS 0x20 204 #define ICH9_PMIO_GPE0_EN 0x28 205 #define ICH9_PMIO_GPE0_LEN 16 206 #define ICH9_PMIO_SMI_EN 0x30 207 #define ICH9_PMIO_SMI_EN_APMC_EN (1 << 5) 208 #define ICH9_PMIO_SMI_EN_TCO_EN (1 << 13) 209 #define ICH9_PMIO_SMI_STS 0x34 210 #define ICH9_PMIO_TCO_RLD 0x60 211 #define ICH9_PMIO_TCO_LEN 32 212 213 /* FADT ACPI_ENABLE/ACPI_DISABLE */ 214 #define ICH9_APM_ACPI_ENABLE 0x2 215 #define ICH9_APM_ACPI_DISABLE 0x3 216 217 218 /* D31:F3 SMBus controller */ 219 #define TYPE_ICH9_SMB_DEVICE "ICH9-SMB" 220 221 #define ICH9_A2_SMB_REVISION 0x02 222 #define ICH9_SMB_PI 0x00 223 224 #define ICH9_SMB_SMBMBAR0 0x10 225 #define ICH9_SMB_SMBMBAR1 0x14 226 #define ICH9_SMB_SMBM_BAR 0 227 #define ICH9_SMB_SMBM_SIZE (1 << 8) 228 #define ICH9_SMB_SMB_BASE 0x20 229 #define ICH9_SMB_SMB_BASE_BAR 4 230 #define ICH9_SMB_SMB_BASE_SIZE (1 << 5) 231 #define ICH9_SMB_HOSTC 0x40 232 #define ICH9_SMB_HOSTC_SSRESET ((uint8_t)(1 << 3)) 233 #define ICH9_SMB_HOSTC_I2C_EN ((uint8_t)(1 << 2)) 234 #define ICH9_SMB_HOSTC_SMB_SMI_EN ((uint8_t)(1 << 1)) 235 #define ICH9_SMB_HOSTC_HST_EN ((uint8_t)(1 << 0)) 236 237 /* D31:F3 SMBus I/O and memory mapped I/O registers */ 238 #define ICH9_SMB_DEV 31 239 #define ICH9_SMB_FUNC 3 240 241 #define ICH9_SMB_HST_STS 0x00 242 #define ICH9_SMB_HST_CNT 0x02 243 #define ICH9_SMB_HST_CMD 0x03 244 #define ICH9_SMB_XMIT_SLVA 0x04 245 #define ICH9_SMB_HST_D0 0x05 246 #define ICH9_SMB_HST_D1 0x06 247 #define ICH9_SMB_HOST_BLOCK_DB 0x07 248 249 #define ICH9_LPC_SMI_NEGOTIATED_FEAT_PROP "x-smi-negotiated-features" 250 251 /* bit positions used in fw_cfg SMI feature negotiation */ 252 #define ICH9_LPC_SMI_F_BROADCAST_BIT 0 253 #define ICH9_LPC_SMI_F_CPU_HOTPLUG_BIT 1 254 #define ICH9_LPC_SMI_F_CPU_HOT_UNPLUG_BIT 2 255 256 #endif /* HW_ICH9_H */