include/hw/i386/ich9.h

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