2 * s390 PCI BUS definitions
4 * Copyright 2014 IBM Corp.
9 * This work is licensed under the terms of the GNU GPL, version 2 or (at
10 * your option) any later version. See the COPYING file in the top-level
14 #ifndef HW_S390_PCI_BUS_H
15 #define HW_S390_PCI_BUS_H
17 #include <hw/pci/pci.h>
18 #include <hw/pci/pci_host.h>
19 #include "hw/s390x/sclp.h"
20 #include "hw/s390x/s390_flic.h"
21 #include "hw/s390x/css.h"
23 #define TYPE_S390_PCI_HOST_BRIDGE "s390-pcihost"
24 #define FH_MASK_ENABLE 0x80000000
25 #define FH_MASK_INSTANCE 0x7f000000
26 #define FH_MASK_SHM 0x00ff0000
27 #define FH_MASK_INDEX 0x0000001f
28 #define FH_SHM_VFIO 0x00010000
29 #define FH_SHM_EMUL 0x00020000
30 #define S390_PCIPT_ADAPTER 2
32 #define S390_PCI_HOST_BRIDGE(obj) \
33 OBJECT_CHECK(S390pciState, (obj), TYPE_S390_PCI_HOST_BRIDGE)
35 #define HP_EVENT_TO_CONFIGURED 0x0301
36 #define HP_EVENT_RESERVED_TO_STANDBY 0x0302
37 #define HP_EVENT_CONFIGURED_TO_STBRES 0x0304
38 #define HP_EVENT_STANDBY_TO_RESERVED 0x0308
40 #define ERR_EVENT_INVALAS 0x1
41 #define ERR_EVENT_OORANGE 0x2
42 #define ERR_EVENT_INVALTF 0x3
43 #define ERR_EVENT_TPROTE 0x4
44 #define ERR_EVENT_APROTE 0x5
45 #define ERR_EVENT_KEYE 0x6
46 #define ERR_EVENT_INVALTE 0x7
47 #define ERR_EVENT_INVALTL 0x8
48 #define ERR_EVENT_TT 0x9
49 #define ERR_EVENT_INVALMS 0xa
50 #define ERR_EVENT_SERR 0xb
51 #define ERR_EVENT_NOMSI 0x10
52 #define ERR_EVENT_INVALBV 0x11
53 #define ERR_EVENT_AIBV 0x12
54 #define ERR_EVENT_AIRERR 0x13
55 #define ERR_EVENT_FMBA 0x2a
56 #define ERR_EVENT_FMBUP 0x2b
57 #define ERR_EVENT_FMBPRO 0x2c
58 #define ERR_EVENT_CCONF 0x30
59 #define ERR_EVENT_SERVAC 0x3a
60 #define ERR_EVENT_PERMERR 0x3b
62 #define ERR_EVENT_Q_BIT 0x2
63 #define ERR_EVENT_MVN_OFFSET 16
65 #define ZPCI_MSI_VEC_BITS 11
66 #define ZPCI_MSI_VEC_MASK 0x7ff
68 #define ZPCI_MSI_ADDR 0xfe00000000000000ULL
69 #define ZPCI_SDMA_ADDR 0x100000000ULL
70 #define ZPCI_EDMA_ADDR 0x1ffffffffffffffULL
73 #define PAGE_MASK (~(PAGE_SIZE-1))
74 #define PAGE_DEFAULT_ACC 0
75 #define PAGE_DEFAULT_KEY (PAGE_DEFAULT_ACC << 4)
77 /* I/O Translation Anchor (IOTA) */
88 #define ZPCI_IOTA_IOT_ENABLED 0x800ULL
89 #define ZPCI_IOTA_DT_ST (ZPCI_IOTA_STO << 2)
90 #define ZPCI_IOTA_DT_RT (ZPCI_IOTA_RTTO << 2)
91 #define ZPCI_IOTA_DT_RS (ZPCI_IOTA_RSTO << 2)
92 #define ZPCI_IOTA_DT_RF (ZPCI_IOTA_RFTO << 2)
93 #define ZPCI_IOTA_DT_PF (ZPCI_IOTA_PFAA << 2)
94 #define ZPCI_IOTA_FS_4K 0
95 #define ZPCI_IOTA_FS_1M 1
96 #define ZPCI_IOTA_FS_2G 2
97 #define ZPCI_KEY (PAGE_DEFAULT_KEY << 5)
99 #define ZPCI_IOTA_STO_FLAG (ZPCI_IOTA_IOT_ENABLED | ZPCI_KEY | ZPCI_IOTA_DT_ST)
100 #define ZPCI_IOTA_RTTO_FLAG (ZPCI_IOTA_IOT_ENABLED | ZPCI_KEY | ZPCI_IOTA_DT_RT)
101 #define ZPCI_IOTA_RSTO_FLAG (ZPCI_IOTA_IOT_ENABLED | ZPCI_KEY | ZPCI_IOTA_DT_RS)
102 #define ZPCI_IOTA_RFTO_FLAG (ZPCI_IOTA_IOT_ENABLED | ZPCI_KEY | ZPCI_IOTA_DT_RF)
103 #define ZPCI_IOTA_RFAA_FLAG (ZPCI_IOTA_IOT_ENABLED | ZPCI_KEY |\
104 ZPCI_IOTA_DT_PF | ZPCI_IOTA_FS_2G)
106 /* I/O Region and segment tables */
107 #define ZPCI_INDEX_MASK 0x7ffULL
109 #define ZPCI_TABLE_TYPE_MASK 0xc
110 #define ZPCI_TABLE_TYPE_RFX 0xc
111 #define ZPCI_TABLE_TYPE_RSX 0x8
112 #define ZPCI_TABLE_TYPE_RTX 0x4
113 #define ZPCI_TABLE_TYPE_SX 0x0
115 #define ZPCI_TABLE_LEN_RFX 0x3
116 #define ZPCI_TABLE_LEN_RSX 0x3
117 #define ZPCI_TABLE_LEN_RTX 0x3
119 #define ZPCI_TABLE_OFFSET_MASK 0xc0
120 #define ZPCI_TABLE_SIZE 0x4000
121 #define ZPCI_TABLE_ALIGN ZPCI_TABLE_SIZE
122 #define ZPCI_TABLE_ENTRY_SIZE (sizeof(unsigned long))
123 #define ZPCI_TABLE_ENTRIES (ZPCI_TABLE_SIZE / ZPCI_TABLE_ENTRY_SIZE)
125 #define ZPCI_TABLE_BITS 11
126 #define ZPCI_PT_BITS 8
127 #define ZPCI_ST_SHIFT (ZPCI_PT_BITS + PAGE_SHIFT)
128 #define ZPCI_RT_SHIFT (ZPCI_ST_SHIFT + ZPCI_TABLE_BITS)
130 #define ZPCI_RTE_FLAG_MASK 0x3fffULL
131 #define ZPCI_RTE_ADDR_MASK (~ZPCI_RTE_FLAG_MASK)
132 #define ZPCI_STE_FLAG_MASK 0x7ffULL
133 #define ZPCI_STE_ADDR_MASK (~ZPCI_STE_FLAG_MASK)
135 /* I/O Page tables */
136 #define ZPCI_PTE_VALID_MASK 0x400
137 #define ZPCI_PTE_INVALID 0x400
138 #define ZPCI_PTE_VALID 0x000
139 #define ZPCI_PT_SIZE 0x800
140 #define ZPCI_PT_ALIGN ZPCI_PT_SIZE
141 #define ZPCI_PT_ENTRIES (ZPCI_PT_SIZE / ZPCI_TABLE_ENTRY_SIZE)
142 #define ZPCI_PT_MASK (ZPCI_PT_ENTRIES - 1)
144 #define ZPCI_PTE_FLAG_MASK 0xfffULL
145 #define ZPCI_PTE_ADDR_MASK (~ZPCI_PTE_FLAG_MASK)
148 #define ZPCI_TABLE_VALID 0x00
149 #define ZPCI_TABLE_INVALID 0x20
150 #define ZPCI_TABLE_PROTECTED 0x200
151 #define ZPCI_TABLE_UNPROTECTED 0x000
153 #define ZPCI_TABLE_VALID_MASK 0x20
154 #define ZPCI_TABLE_PROT_MASK 0x200
156 typedef struct SeiContainer {
157 QTAILQ_ENTRY(SeiContainer) link;
166 typedef struct PciCcdfErr {
175 } QEMU_PACKED PciCcdfErr;
177 typedef struct PciCcdfAvail {
187 } QEMU_PACKED PciCcdfAvail;
189 typedef struct ChscSeiNt2Res {
199 uint32_t reserved5[13];
201 } QEMU_PACKED ChscSeiNt2Res;
203 typedef struct PciCfgSccb {
209 } QEMU_PACKED PciCfgSccb;
211 typedef struct S390MsixInfo {
216 uint32_t table_offset;
220 typedef struct S390PCIBusDevice {
236 AdapterRoutes routes;
239 MemoryRegion iommu_mr;
240 IndAddr *summary_ind;
244 typedef struct S390pciState {
245 PCIHostState parent_obj;
246 S390PCIBusDevice pbdev[PCI_SLOT_MAX];
247 AddressSpace msix_notify_as;
248 MemoryRegion msix_notify_mr;
249 QTAILQ_HEAD(, SeiContainer) pending_sei;
252 int chsc_sei_nt2_get_event(void *res);
253 int chsc_sei_nt2_have_event(void);
254 void s390_pci_sclp_configure(SCCB *sccb);
255 void s390_pci_sclp_deconfigure(SCCB *sccb);
256 void s390_pci_iommu_enable(S390PCIBusDevice *pbdev);
257 void s390_pci_iommu_disable(S390PCIBusDevice *pbdev);
258 S390PCIBusDevice *s390_pci_find_dev_by_idx(uint32_t idx);
259 S390PCIBusDevice *s390_pci_find_dev_by_fh(uint32_t fh);
260 S390PCIBusDevice *s390_pci_find_dev_by_fid(uint32_t fid);