aboutsummaryrefslogtreecommitdiff
path: root/hw/pci.h
blob: edb0594924692d5b7baea8de16bb8de801cd4c7e (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
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
#ifndef QEMU_PCI_H
#define QEMU_PCI_H

/* PCI includes legacy ISA access.  */
#include "isa.h"

/* PCI bus */

extern target_phys_addr_t pci_mem_base;

/* Device classes and subclasses */

#define PCI_CLASS_STORAGE_SCSI           0x0100
#define PCI_CLASS_STORAGE_IDE            0x0101
#define PCI_CLASS_STORAGE_OTHER          0x0180

#define PCI_CLASS_NETWORK_ETHERNET       0x0200

#define PCI_CLASS_DISPLAY_VGA            0x0300
#define PCI_CLASS_DISPLAY_OTHER          0x0380

#define PCI_CLASS_MULTIMEDIA_AUDIO       0x0401

#define PCI_CLASS_MEMORY_RAM             0x0500

#define PCI_CLASS_SYSTEM_OTHER           0x0880

#define PCI_CLASS_SERIAL_USB             0x0c03

#define PCI_CLASS_BRIDGE_HOST            0x0600
#define PCI_CLASS_BRIDGE_ISA             0x0601
#define PCI_CLASS_BRIDGE_PCI             0x0604
#define PCI_CLASS_BRIDGE_OTHER           0x0680

#define PCI_CLASS_PROCESSOR_CO           0x0b40

#define PCI_CLASS_OTHERS                 0xff

/* Vendors and devices. */

#define PCI_VENDOR_ID_LSI_LOGIC          0x1000
#define PCI_DEVICE_ID_LSI_53C895A        0x0012

#define PCI_VENDOR_ID_DEC                0x1011
#define PCI_DEVICE_ID_DEC_21154          0x0026

#define PCI_VENDOR_ID_CIRRUS             0x1013

#define PCI_VENDOR_ID_IBM                0x1014
#define PCI_DEVICE_ID_IBM_OPENPIC2       0xffff

#define PCI_VENDOR_ID_AMD                0x1022
#define PCI_DEVICE_ID_AMD_LANCE          0x2000

#define PCI_VENDOR_ID_HITACHI            0x1054

#define PCI_VENDOR_ID_MOTOROLA           0x1057
#define PCI_DEVICE_ID_MOTOROLA_MPC106    0x0002
#define PCI_DEVICE_ID_MOTOROLA_RAVEN     0x4801

#define PCI_VENDOR_ID_APPLE              0x106b
#define PCI_DEVICE_ID_APPLE_343S1201     0x0010
#define PCI_DEVICE_ID_APPLE_UNI_N_I_PCI  0x001e
#define PCI_DEVICE_ID_APPLE_UNI_N_PCI    0x001f
#define PCI_DEVICE_ID_APPLE_UNI_N_AGP    0x0020
#define PCI_DEVICE_ID_APPLE_UNI_N_KEYL   0x0022

#define PCI_VENDOR_ID_SUN                0x108e
#define PCI_DEVICE_ID_SUN_EBUS           0x1000
#define PCI_DEVICE_ID_SUN_SIMBA          0x5000
#define PCI_DEVICE_ID_SUN_SABRE          0xa000

#define PCI_VENDOR_ID_CMD                0x1095
#define PCI_DEVICE_ID_CMD_646            0x0646

#define PCI_VENDOR_ID_REALTEK            0x10ec
#define PCI_DEVICE_ID_REALTEK_RTL8029    0x8029
#define PCI_DEVICE_ID_REALTEK_8139       0x8139

#define PCI_VENDOR_ID_XILINX             0x10ee

#define PCI_VENDOR_ID_MARVELL            0x11ab

#define PCI_VENDOR_ID_QEMU               0x1234
#define PCI_DEVICE_ID_QEMU_VGA           0x1111

#define PCI_VENDOR_ID_ENSONIQ            0x1274
#define PCI_DEVICE_ID_ENSONIQ_ES1370     0x5000

#define PCI_VENDOR_ID_VMWARE             0x15ad
#define PCI_DEVICE_ID_VMWARE_SVGA2       0x0405
#define PCI_DEVICE_ID_VMWARE_SVGA        0x0710
#define PCI_DEVICE_ID_VMWARE_NET         0x0720
#define PCI_DEVICE_ID_VMWARE_SCSI        0x0730
#define PCI_DEVICE_ID_VMWARE_IDE         0x1729

#define PCI_VENDOR_ID_INTEL              0x8086
#define PCI_DEVICE_ID_INTEL_82441        0x1237
#define PCI_DEVICE_ID_INTEL_82801AA_5    0x2415
#define PCI_DEVICE_ID_INTEL_82371SB_0    0x7000
#define PCI_DEVICE_ID_INTEL_82371SB_1    0x7010
#define PCI_DEVICE_ID_INTEL_82371SB_2    0x7020
#define PCI_DEVICE_ID_INTEL_82371AB_0    0x7110
#define PCI_DEVICE_ID_INTEL_82371AB      0x7111
#define PCI_DEVICE_ID_INTEL_82371AB_2    0x7112
#define PCI_DEVICE_ID_INTEL_82371AB_3    0x7113

/* Red Hat / Qumranet (for QEMU) -- see pci-ids.txt */
#define PCI_VENDOR_ID_REDHAT_QUMRANET    0x1af4
#define PCI_SUBVENDOR_ID_REDHAT_QUMRANET 0x1af4
#define PCI_SUBDEVICE_ID_QEMU            0x1100

#define PCI_DEVICE_ID_VIRTIO_NET         0x1000
#define PCI_DEVICE_ID_VIRTIO_BLOCK       0x1001
#define PCI_DEVICE_ID_VIRTIO_BALLOON     0x1002
#define PCI_DEVICE_ID_VIRTIO_CONSOLE     0x1003

typedef void PCIConfigWriteFunc(PCIDevice *pci_dev,
                                uint32_t address, uint32_t data, int len);
typedef uint32_t PCIConfigReadFunc(PCIDevice *pci_dev,
                                   uint32_t address, int len);
typedef void PCIMapIORegionFunc(PCIDevice *pci_dev, int region_num,
                                uint32_t addr, uint32_t size, int type);

#define PCI_ADDRESS_SPACE_MEM		0x00
#define PCI_ADDRESS_SPACE_IO		0x01
#define PCI_ADDRESS_SPACE_MEM_PREFETCH	0x08

typedef struct PCIIORegion {
    uint32_t addr; /* current PCI mapping address. -1 means not mapped */
    uint32_t size;
    uint8_t type;
    PCIMapIORegionFunc *map_func;
} PCIIORegion;

#define PCI_ROM_SLOT 6
#define PCI_NUM_REGIONS 7

#define PCI_DEVICES_MAX 64

#define PCI_VENDOR_ID		0x00	/* 16 bits */
#define PCI_DEVICE_ID		0x02	/* 16 bits */
#define PCI_COMMAND		0x04	/* 16 bits */
#define  PCI_COMMAND_IO		0x1	/* Enable response in I/O space */
#define  PCI_COMMAND_MEMORY	0x2	/* Enable response in Memory space */
#define PCI_REVISION            0x08
#define PCI_CLASS_DEVICE        0x0a    /* Device class */
#define PCI_SUBVENDOR_ID	0x2c	/* 16 bits */
#define PCI_SUBDEVICE_ID	0x2e	/* 16 bits */
#define PCI_INTERRUPT_LINE	0x3c	/* 8 bits */
#define PCI_INTERRUPT_PIN	0x3d	/* 8 bits */
#define PCI_MIN_GNT		0x3e	/* 8 bits */
#define PCI_MAX_LAT		0x3f	/* 8 bits */

/* Bits in the PCI Status Register (PCI 2.3 spec) */
#define PCI_STATUS_RESERVED1	0x007
#define PCI_STATUS_INT_STATUS	0x008
#define PCI_STATUS_CAPABILITIES	0x010
#define PCI_STATUS_66MHZ	0x020
#define PCI_STATUS_RESERVED2	0x040
#define PCI_STATUS_FAST_BACK	0x080
#define PCI_STATUS_DEVSEL	0x600

#define PCI_STATUS_RESERVED_MASK_LO (PCI_STATUS_RESERVED1 | \
                PCI_STATUS_INT_STATUS | PCI_STATUS_CAPABILITIES | \
                PCI_STATUS_66MHZ | PCI_STATUS_RESERVED2 | PCI_STATUS_FAST_BACK)

#define PCI_STATUS_RESERVED_MASK_HI (PCI_STATUS_DEVSEL >> 8)

/* Bits in the PCI Command Register (PCI 2.3 spec) */
#define PCI_COMMAND_RESERVED	0xf800

#define PCI_COMMAND_RESERVED_MASK_HI (PCI_COMMAND_RESERVED >> 8)

struct PCIDevice {
    /* PCI config space */
    uint8_t config[256];

    /* the following fields are read only */
    PCIBus *bus;
    int devfn;
    char name[64];
    PCIIORegion io_regions[PCI_NUM_REGIONS];

    /* do not access the following fields */
    PCIConfigReadFunc *config_read;
    PCIConfigWriteFunc *config_write;
    /* ??? This is a PC-specific hack, and should be removed.  */
    int irq_index;

    /* IRQ objects for the INTA-INTD pins.  */
    qemu_irq *irq;

    /* Current IRQ levels.  Used internally by the generic PCI code.  */
    int irq_state[4];
};

PCIDevice *pci_register_device(PCIBus *bus, const char *name,
                               int instance_size, int devfn,
                               PCIConfigReadFunc *config_read,
                               PCIConfigWriteFunc *config_write);

void pci_register_io_region(PCIDevice *pci_dev, int region_num,
                            uint32_t size, int type,
                            PCIMapIORegionFunc *map_func);

uint32_t pci_default_read_config(PCIDevice *d,
                                 uint32_t address, int len);
void pci_default_write_config(PCIDevice *d,
                              uint32_t address, uint32_t val, int len);
void pci_device_save(PCIDevice *s, QEMUFile *f);
int pci_device_load(PCIDevice *s, QEMUFile *f);

typedef void (*pci_set_irq_fn)(qemu_irq *pic, int irq_num, int level);
typedef int (*pci_map_irq_fn)(PCIDevice *pci_dev, int irq_num);
PCIBus *pci_register_bus(pci_set_irq_fn set_irq, pci_map_irq_fn map_irq,
                         qemu_irq *pic, int devfn_min, int nirq);

void pci_nic_init(PCIBus *bus, NICInfo *nd, int devfn,
                  const char *default_model);
void pci_data_write(void *opaque, uint32_t addr, uint32_t val, int len);
uint32_t pci_data_read(void *opaque, uint32_t addr, int len);
int pci_bus_num(PCIBus *s);
void pci_for_each_device(int bus_num, void (*fn)(PCIDevice *d));

void pci_info(void);
PCIBus *pci_bridge_init(PCIBus *bus, int devfn, uint16_t vid, uint16_t did,
                        pci_map_irq_fn map_irq, const char *name);

static inline void
pci_config_set_vendor_id(uint8_t *pci_config, uint16_t val)
{
    cpu_to_le16wu((uint16_t *)&pci_config[PCI_VENDOR_ID], val);
}

static inline void
pci_config_set_device_id(uint8_t *pci_config, uint16_t val)
{
    cpu_to_le16wu((uint16_t *)&pci_config[PCI_DEVICE_ID], val);
}

static inline void
pci_config_set_class(uint8_t *pci_config, uint16_t val)
{
    cpu_to_le16wu((uint16_t *)&pci_config[PCI_CLASS_DEVICE], val);
}

/* lsi53c895a.c */
#define LSI_MAX_DEVS 7
void lsi_scsi_attach(void *opaque, BlockDriverState *bd, int id);
void *lsi_scsi_init(PCIBus *bus, int devfn);

/* vmware_vga.c */
void pci_vmsvga_init(PCIBus *bus, uint8_t *vga_ram_base,
                     unsigned long vga_ram_offset, int vga_ram_size);

/* usb-uhci.c */
void usb_uhci_piix3_init(PCIBus *bus, int devfn);
void usb_uhci_piix4_init(PCIBus *bus, int devfn);

/* usb-ohci.c */
void usb_ohci_init_pci(struct PCIBus *bus, int num_ports, int devfn);

/* eepro100.c */

void pci_i82551_init(PCIBus *bus, NICInfo *nd, int devfn);
void pci_i82557b_init(PCIBus *bus, NICInfo *nd, int devfn);
void pci_i82559er_init(PCIBus *bus, NICInfo *nd, int devfn);

/* ne2000.c */

void pci_ne2000_init(PCIBus *bus, NICInfo *nd, int devfn);

/* rtl8139.c */

void pci_rtl8139_init(PCIBus *bus, NICInfo *nd, int devfn);

/* e1000.c */
void pci_e1000_init(PCIBus *bus, NICInfo *nd, int devfn);

/* pcnet.c */
void pci_pcnet_init(PCIBus *bus, NICInfo *nd, int devfn);

/* prep_pci.c */
PCIBus *pci_prep_init(qemu_irq *pic);

/* apb_pci.c */
PCIBus *pci_apb_init(target_phys_addr_t special_base,
                     target_phys_addr_t mem_base,
                     qemu_irq *pic, PCIBus **bus2, PCIBus **bus3);

/* sh_pci.c */
PCIBus *sh_pci_register_bus(pci_set_irq_fn set_irq, pci_map_irq_fn map_irq,
                            qemu_irq *pic, int devfn_min, int nirq);

#endif