summaryrefslogtreecommitdiff
path: root/hw/ich9.h
blob: e7d2df72802662331791a07cfa8a347aa2794f20 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
#ifndef HW_ICH9_H
#define HW_ICH9_H

#include "hw/hw.h"
#include "qemu/range.h"
#include "hw/isa.h"
#include "hw/sysbus.h"
#include "hw/pc.h"
#include "hw/apm.h"
#include "hw/ioapic.h"
#include "hw/pci/pci.h"
#include "hw/pci/pcie_host.h"
#include "hw/pci/pci_bridge.h"
#include "hw/acpi.h"
#include "hw/acpi_ich9.h"
#include "hw/pam.h"
#include "hw/pci/pci_bus.h"

void ich9_lpc_set_irq(void *opaque, int irq_num, int level);
int ich9_lpc_map_irq(PCIDevice *pci_dev, int intx);
PCIINTxRoute ich9_route_intx_pin_to_irq(void *opaque, int pirq_pin);
void ich9_lpc_pm_init(PCIDevice *pci_lpc, qemu_irq cmos_s3);
PCIBus *ich9_d2pbr_init(PCIBus *bus, int devfn, int sec_bus);
i2c_bus *ich9_smb_init(PCIBus *bus, int devfn, uint32_t smb_io_base);

#define ICH9_CC_SIZE                            (16 * 1024)     /* 16KB */

#define TYPE_ICH9_LPC_DEVICE "ICH9 LPC"
#define ICH9_LPC_DEVICE(obj) \
     OBJECT_CHECK(ICH9LPCState, (obj), TYPE_ICH9_LPC_DEVICE)

typedef struct ICH9LPCState {
    /* ICH9 LPC PCI to ISA bridge */
    PCIDevice d;

    /* (pci device, intx) -> pirq
     * In real chipset case, the unused slots are never used
     * as ICH9 supports only D25-D32 irq routing.
     * On the other hand in qemu case, any slot/function can be populated
     * via command line option.
     * So fallback interrupt routing for any devices in any slots is necessary.
    */
    uint8_t irr[PCI_SLOT_MAX][PCI_NUM_PINS];

    APMState apm;
    ICH9LPCPMRegs pm;
    uint32_t sci_level; /* track sci level */

    /* 10.1 Chipset Configuration registers(Memory Space)
     which is pointed by RCBA */
    uint8_t chip_config[ICH9_CC_SIZE];

    /*
     * 13.7.5 RST_CNT---Reset Control Register (LPC I/F---D31:F0)
     *
     * register contents and IO memory region
     */
    uint8_t rst_cnt;
    MemoryRegion rst_cnt_mem;

    /* isa bus */
    ISABus *isa_bus;
    MemoryRegion rbca_mem;
    Notifier machine_ready;

    qemu_irq *pic;
    qemu_irq *ioapic;
} ICH9LPCState;

#define Q35_MASK(bit, ms_bit, ls_bit) \
((uint##bit##_t)(((1ULL << ((ms_bit) + 1)) - 1) & ~((1ULL << ls_bit) - 1)))

/* ICH9: Chipset Configuration Registers */
#define ICH9_CC_ADDR_MASK                       (ICH9_CC_SIZE - 1)

#define ICH9_CC
#define ICH9_CC_D28IP                           0x310C
#define ICH9_CC_D28IP_SHIFT                     4
#define ICH9_CC_D28IP_MASK                      0xf
#define ICH9_CC_D28IP_DEFAULT                   0x00214321
#define ICH9_CC_D31IR                           0x3140
#define ICH9_CC_D30IR                           0x3142
#define ICH9_CC_D29IR                           0x3144
#define ICH9_CC_D28IR                           0x3146
#define ICH9_CC_D27IR                           0x3148
#define ICH9_CC_D26IR                           0x314C
#define ICH9_CC_D25IR                           0x3150
#define ICH9_CC_DIR_DEFAULT                     0x3210
#define ICH9_CC_D30IR_DEFAULT                   0x0
#define ICH9_CC_DIR_SHIFT                       4
#define ICH9_CC_DIR_MASK                        0x7
#define ICH9_CC_OIC                             0x31FF
#define ICH9_CC_OIC_AEN                         0x1

/* D28:F[0-5] */
#define ICH9_PCIE_DEV                           28
#define ICH9_PCIE_FUNC_MAX                      6


/* D29:F0 USB UHCI Controller #1 */
#define ICH9_USB_UHCI1_DEV                      29
#define ICH9_USB_UHCI1_FUNC                     0

/* D30:F0 DMI-to-PCI brdige */
#define ICH9_D2P_BRIDGE                         "ICH9 D2P BRIDGE"
#define ICH9_D2P_BRIDGE_SAVEVM_VERSION          0

#define ICH9_D2P_BRIDGE_DEV                     30
#define ICH9_D2P_BRIDGE_FUNC                    0

#define ICH9_D2P_SECONDARY_DEFAULT              (256 - 8)

#define ICH9_D2P_A2_REVISION                    0x92

/* D31:F0 LPC Processor Interface */
#define ICH9_RST_CNT_IOPORT                     0xCF9

/* D31:F1 LPC controller */
#define ICH9_A2_LPC                             "ICH9 A2 LPC"
#define ICH9_A2_LPC_SAVEVM_VERSION              0

#define ICH9_LPC_DEV                            31
#define ICH9_LPC_FUNC                           0

#define ICH9_A2_LPC_REVISION                    0x2
#define ICH9_LPC_NB_PIRQS                       8       /* PCI A-H */

#define ICH9_LPC_PMBASE                         0x40
#define ICH9_LPC_PMBASE_BASE_ADDRESS_MASK       Q35_MASK(32, 15, 7)
#define ICH9_LPC_PMBASE_RTE                     0x1
#define ICH9_LPC_PMBASE_DEFAULT                 0x1
#define ICH9_LPC_ACPI_CTRL                      0x44
#define ICH9_LPC_ACPI_CTRL_ACPI_EN              0x80
#define ICH9_LPC_ACPI_CTRL_SCI_IRQ_SEL_MASK     Q35_MASK(8, 2, 0)
#define ICH9_LPC_ACPI_CTRL_9                    0x0
#define ICH9_LPC_ACPI_CTRL_10                   0x1
#define ICH9_LPC_ACPI_CTRL_11                   0x2
#define ICH9_LPC_ACPI_CTRL_20                   0x4
#define ICH9_LPC_ACPI_CTRL_21                   0x5
#define ICH9_LPC_ACPI_CTRL_DEFAULT              0x0

#define ICH9_LPC_PIRQA_ROUT                     0x60
#define ICH9_LPC_PIRQB_ROUT                     0x61
#define ICH9_LPC_PIRQC_ROUT                     0x62
#define ICH9_LPC_PIRQD_ROUT                     0x63

#define ICH9_LPC_PIRQE_ROUT                     0x68
#define ICH9_LPC_PIRQF_ROUT                     0x69
#define ICH9_LPC_PIRQG_ROUT                     0x6a
#define ICH9_LPC_PIRQH_ROUT                     0x6b

#define ICH9_LPC_PIRQ_ROUT_IRQEN                0x80
#define ICH9_LPC_PIRQ_ROUT_MASK                 Q35_MASK(8, 3, 0)
#define ICH9_LPC_PIRQ_ROUT_DEFAULT              0x80

#define ICH9_LPC_RCBA                           0xf0
#define ICH9_LPC_RCBA_BA_MASK                   Q35_MASK(32, 31, 14)
#define ICH9_LPC_RCBA_EN                        0x1
#define ICH9_LPC_RCBA_DEFAULT                   0x0

#define ICH9_LPC_PIC_NUM_PINS                   16
#define ICH9_LPC_IOAPIC_NUM_PINS                24

/* D31:F2 SATA Controller #1 */
#define ICH9_SATA1_DEV                          31
#define ICH9_SATA1_FUNC                         2

/* D30:F1 power management I/O registers
   offset from the address ICH9_LPC_PMBASE */

/* ICH9 LPC PM I/O registers are 128 ports and 128-aligned */
#define ICH9_PMIO_SIZE                          128
#define ICH9_PMIO_MASK                          (ICH9_PMIO_SIZE - 1)

#define ICH9_PMIO_PM1_STS                       0x00
#define ICH9_PMIO_PM1_EN                        0x02
#define ICH9_PMIO_PM1_CNT                       0x04
#define ICH9_PMIO_PM1_TMR                       0x08
#define ICH9_PMIO_GPE0_STS                      0x20
#define ICH9_PMIO_GPE0_EN                       0x28
#define ICH9_PMIO_GPE0_LEN                      16
#define ICH9_PMIO_SMI_EN                        0x30
#define ICH9_PMIO_SMI_EN_APMC_EN                (1 << 5)
#define ICH9_PMIO_SMI_STS                       0x34

/* FADT ACPI_ENABLE/ACPI_DISABLE */
#define ICH9_APM_ACPI_ENABLE                    0x2
#define ICH9_APM_ACPI_DISABLE                   0x3


/* D31:F3 SMBus controller */
#define ICH9_A2_SMB_REVISION                    0x02
#define ICH9_SMB_PI                             0x00

#define ICH9_SMB_SMBMBAR0                       0x10
#define ICH9_SMB_SMBMBAR1                       0x14
#define ICH9_SMB_SMBM_BAR                       0
#define ICH9_SMB_SMBM_SIZE                      (1 << 8)
#define ICH9_SMB_SMB_BASE                       0x20
#define ICH9_SMB_SMB_BASE_BAR                   4
#define ICH9_SMB_SMB_BASE_SIZE                  (1 << 5)
#define ICH9_SMB_HOSTC                          0x40
#define ICH9_SMB_HOSTC_SSRESET                  ((uint8_t)(1 << 3))
#define ICH9_SMB_HOSTC_I2C_EN                   ((uint8_t)(1 << 2))
#define ICH9_SMB_HOSTC_SMB_SMI_EN               ((uint8_t)(1 << 1))
#define ICH9_SMB_HOSTC_HST_EN                   ((uint8_t)(1 << 0))

/* D31:F3 SMBus I/O and memory mapped I/O registers */
#define ICH9_SMB_DEV                            31
#define ICH9_SMB_FUNC                           3

#define ICH9_SMB_HST_STS                        0x00
#define ICH9_SMB_HST_CNT                        0x02
#define ICH9_SMB_HST_CMD                        0x03
#define ICH9_SMB_XMIT_SLVA                      0x04
#define ICH9_SMB_HST_D0                         0x05
#define ICH9_SMB_HST_D1                         0x06
#define ICH9_SMB_HOST_BLOCK_DB                  0x07

#endif /* HW_ICH9_H */