xref: /openbmc/qemu/include/hw/s390x/s390-pci-inst.h (revision ffe98631)
1 /*
2  * s390 PCI instruction definitions
3  *
4  * Copyright 2014 IBM Corp.
5  * Author(s): Frank Blaschka <frank.blaschka@de.ibm.com>
6  *            Hong Bo Li <lihbbj@cn.ibm.com>
7  *            Yi Min Zhao <zyimin@cn.ibm.com>
8  *
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
11  * directory.
12  */
13 
14 #ifndef HW_S390_PCI_INST_H
15 #define HW_S390_PCI_INST_H
16 
17 #include "s390-pci-bus.h"
18 #include "sysemu/dma.h"
19 
20 /* Load/Store status codes */
21 #define ZPCI_PCI_ST_FUNC_NOT_ENABLED        4
22 #define ZPCI_PCI_ST_FUNC_IN_ERR             8
23 #define ZPCI_PCI_ST_BLOCKED                 12
24 #define ZPCI_PCI_ST_INSUF_RES               16
25 #define ZPCI_PCI_ST_INVAL_AS                20
26 #define ZPCI_PCI_ST_FUNC_ALREADY_ENABLED    24
27 #define ZPCI_PCI_ST_DMA_AS_NOT_ENABLED      28
28 #define ZPCI_PCI_ST_2ND_OP_IN_INV_AS        36
29 #define ZPCI_PCI_ST_FUNC_NOT_AVAIL          40
30 #define ZPCI_PCI_ST_ALREADY_IN_RQ_STATE     44
31 
32 /* Load/Store return codes */
33 #define ZPCI_PCI_LS_OK              0
34 #define ZPCI_PCI_LS_ERR             1
35 #define ZPCI_PCI_LS_BUSY            2
36 #define ZPCI_PCI_LS_INVAL_HANDLE    3
37 
38 /* Modify PCI status codes */
39 #define ZPCI_MOD_ST_RES_NOT_AVAIL 4
40 #define ZPCI_MOD_ST_INSUF_RES     16
41 #define ZPCI_MOD_ST_SEQUENCE      24
42 #define ZPCI_MOD_ST_DMAAS_INVAL   28
43 #define ZPCI_MOD_ST_FRAME_INVAL   32
44 #define ZPCI_MOD_ST_ERROR_RECOVER 40
45 
46 /* Modify PCI Function Controls */
47 #define ZPCI_MOD_FC_REG_INT     2
48 #define ZPCI_MOD_FC_DEREG_INT   3
49 #define ZPCI_MOD_FC_REG_IOAT    4
50 #define ZPCI_MOD_FC_DEREG_IOAT  5
51 #define ZPCI_MOD_FC_REREG_IOAT  6
52 #define ZPCI_MOD_FC_RESET_ERROR 7
53 #define ZPCI_MOD_FC_RESET_BLOCK 9
54 #define ZPCI_MOD_FC_SET_MEASURE 10
55 
56 /* Store PCI Function Controls status codes */
57 #define ZPCI_STPCIFC_ST_PERM_ERROR    8
58 #define ZPCI_STPCIFC_ST_INVAL_DMAAS   28
59 #define ZPCI_STPCIFC_ST_ERROR_RECOVER 40
60 
61 /* Refresh PCI Translations status codes */
62 #define ZPCI_RPCIT_ST_INSUFF_RES      16
63 
64 /* FIB function controls */
65 #define ZPCI_FIB_FC_ENABLED     0x80
66 #define ZPCI_FIB_FC_ERROR       0x40
67 #define ZPCI_FIB_FC_LS_BLOCKED  0x20
68 #define ZPCI_FIB_FC_DMAAS_REG   0x10
69 
70 /* FIB function controls */
71 #define ZPCI_FIB_FC_ENABLED     0x80
72 #define ZPCI_FIB_FC_ERROR       0x40
73 #define ZPCI_FIB_FC_LS_BLOCKED  0x20
74 #define ZPCI_FIB_FC_DMAAS_REG   0x10
75 
76 /* Function Information Block */
77 typedef struct ZpciFib {
78     uint8_t fmt;   /* format */
79     uint8_t reserved1[7];
80     uint8_t fc;                  /* function controls */
81     uint8_t reserved2;
82     uint16_t reserved3;
83     uint32_t reserved4;
84     uint64_t pba;                /* PCI base address */
85     uint64_t pal;                /* PCI address limit */
86     uint64_t iota;               /* I/O Translation Anchor */
87 #define FIB_DATA_ISC(x)    (((x) >> 28) & 0x7)
88 #define FIB_DATA_NOI(x)    (((x) >> 16) & 0xfff)
89 #define FIB_DATA_AIBVO(x) (((x) >> 8) & 0x3f)
90 #define FIB_DATA_SUM(x)    (((x) >> 7) & 0x1)
91 #define FIB_DATA_AISBO(x)  ((x) & 0x3f)
92     uint32_t data;
93     uint32_t reserved5;
94     uint64_t aibv;               /* Adapter int bit vector address */
95     uint64_t aisb;               /* Adapter int summary bit address */
96     uint64_t fmb_addr;           /* Function measurement address and key */
97     uint32_t reserved6;
98     uint32_t gd;
99 } QEMU_PACKED ZpciFib;
100 
101 int pci_dereg_irqs(S390PCIBusDevice *pbdev);
102 void pci_dereg_ioat(S390PCIIOMMU *iommu);
103 int clp_service_call(S390CPU *cpu, uint8_t r2, uintptr_t ra);
104 int pcilg_service_call(S390CPU *cpu, uint8_t r1, uint8_t r2, uintptr_t ra);
105 int pcistg_service_call(S390CPU *cpu, uint8_t r1, uint8_t r2, uintptr_t ra);
106 int rpcit_service_call(S390CPU *cpu, uint8_t r1, uint8_t r2, uintptr_t ra);
107 int pcistb_service_call(S390CPU *cpu, uint8_t r1, uint8_t r3, uint64_t gaddr,
108                         uint8_t ar, uintptr_t ra);
109 int mpcifc_service_call(S390CPU *cpu, uint8_t r1, uint64_t fiba, uint8_t ar,
110                         uintptr_t ra);
111 int stpcifc_service_call(S390CPU *cpu, uint8_t r1, uint64_t fiba, uint8_t ar,
112                          uintptr_t ra);
113 void fmb_timer_free(S390PCIBusDevice *pbdev);
114 
115 #define ZPCI_IO_BAR_MIN 0
116 #define ZPCI_IO_BAR_MAX 5
117 #define ZPCI_CONFIG_BAR 15
118 
119 #endif
120