xref: /openbmc/qemu/hw/scsi/mptsas.h (revision d6271b657286de80260413684a1f2a63f44ea17b)
1e351b826SPaolo Bonzini #ifndef MPTSAS_H
2e351b826SPaolo Bonzini #define MPTSAS_H
3e351b826SPaolo Bonzini 
4e351b826SPaolo Bonzini #include "mpi.h"
5*edf5ca5dSMarkus Armbruster #include "hw/pci/pci_device.h"
6e351b826SPaolo Bonzini 
7e351b826SPaolo Bonzini #define MPTSAS_NUM_PORTS 8
8e351b826SPaolo Bonzini #define MPTSAS_MAX_FRAMES 2048     /* Firmware limit at 65535 */
9e351b826SPaolo Bonzini 
10e351b826SPaolo Bonzini #define MPTSAS_REQUEST_QUEUE_DEPTH 128
11e351b826SPaolo Bonzini #define MPTSAS_REPLY_QUEUE_DEPTH   128
12e351b826SPaolo Bonzini 
13e351b826SPaolo Bonzini #define MPTSAS_MAXIMUM_CHAIN_DEPTH 0x22
14e351b826SPaolo Bonzini 
15e351b826SPaolo Bonzini typedef struct MPTSASRequest MPTSASRequest;
16e351b826SPaolo Bonzini 
17040c1fd3SEduardo Habkost #define TYPE_MPTSAS1068 "mptsas1068"
18040c1fd3SEduardo Habkost typedef struct MPTSASState MPTSASState;
198110fa1dSEduardo Habkost DECLARE_INSTANCE_CHECKER(MPTSASState, MPT_SAS,
208110fa1dSEduardo Habkost                          TYPE_MPTSAS1068)
21040c1fd3SEduardo Habkost 
22e351b826SPaolo Bonzini enum {
23e351b826SPaolo Bonzini     DOORBELL_NONE,
24e351b826SPaolo Bonzini     DOORBELL_WRITE,
25e351b826SPaolo Bonzini     DOORBELL_READ
26e351b826SPaolo Bonzini };
27e351b826SPaolo Bonzini 
28e351b826SPaolo Bonzini struct MPTSASState {
29e351b826SPaolo Bonzini     PCIDevice dev;
30e351b826SPaolo Bonzini     MemoryRegion mmio_io;
31e351b826SPaolo Bonzini     MemoryRegion port_io;
32e351b826SPaolo Bonzini     MemoryRegion diag_io;
33e351b826SPaolo Bonzini     QEMUBH *request_bh;
34e351b826SPaolo Bonzini 
35444dd1afSCao jin     /* properties */
36444dd1afSCao jin     OnOffAuto msi;
37e351b826SPaolo Bonzini     uint64_t sas_addr;
38e351b826SPaolo Bonzini 
390b646f44SPaolo Bonzini     bool msi_in_use;
400b646f44SPaolo Bonzini 
41e351b826SPaolo Bonzini     /* Doorbell register */
42e351b826SPaolo Bonzini     uint32_t state;
43e351b826SPaolo Bonzini     uint8_t who_init;
44e351b826SPaolo Bonzini     uint8_t doorbell_state;
45e351b826SPaolo Bonzini 
46e351b826SPaolo Bonzini     /* Buffer for requests that are sent through the doorbell register.  */
47e351b826SPaolo Bonzini     uint32_t doorbell_msg[256];
48e351b826SPaolo Bonzini     int doorbell_idx;
49e351b826SPaolo Bonzini     int doorbell_cnt;
50e351b826SPaolo Bonzini 
51e351b826SPaolo Bonzini     uint16_t doorbell_reply[256];
52e351b826SPaolo Bonzini     int doorbell_reply_idx;
53e351b826SPaolo Bonzini     int doorbell_reply_size;
54e351b826SPaolo Bonzini 
55e351b826SPaolo Bonzini     /* Other registers */
56e351b826SPaolo Bonzini     uint8_t diagnostic_idx;
57e351b826SPaolo Bonzini     uint32_t diagnostic;
58e351b826SPaolo Bonzini     uint32_t intr_mask;
59e351b826SPaolo Bonzini     uint32_t intr_status;
60e351b826SPaolo Bonzini 
61e351b826SPaolo Bonzini     /* Request queues */
62e351b826SPaolo Bonzini     uint32_t request_post[MPTSAS_REQUEST_QUEUE_DEPTH + 1];
63e351b826SPaolo Bonzini     uint16_t request_post_head;
64e351b826SPaolo Bonzini     uint16_t request_post_tail;
65e351b826SPaolo Bonzini 
66e351b826SPaolo Bonzini     uint32_t reply_post[MPTSAS_REPLY_QUEUE_DEPTH + 1];
67e351b826SPaolo Bonzini     uint16_t reply_post_head;
68e351b826SPaolo Bonzini     uint16_t reply_post_tail;
69e351b826SPaolo Bonzini 
70e351b826SPaolo Bonzini     uint32_t reply_free[MPTSAS_REPLY_QUEUE_DEPTH + 1];
71e351b826SPaolo Bonzini     uint16_t reply_free_head;
72e351b826SPaolo Bonzini     uint16_t reply_free_tail;
73e351b826SPaolo Bonzini 
74e351b826SPaolo Bonzini     /* IOC Facts */
75e351b826SPaolo Bonzini     hwaddr host_mfa_high_addr;
76e351b826SPaolo Bonzini     hwaddr sense_buffer_high_addr;
77e351b826SPaolo Bonzini     uint16_t max_devices;
78e351b826SPaolo Bonzini     uint16_t max_buses;
79e351b826SPaolo Bonzini     uint16_t reply_frame_size;
80e351b826SPaolo Bonzini 
81e351b826SPaolo Bonzini     SCSIBus bus;
82e351b826SPaolo Bonzini };
83e351b826SPaolo Bonzini 
84e351b826SPaolo Bonzini void mptsas_fix_scsi_io_endianness(MPIMsgSCSIIORequest *req);
85e351b826SPaolo Bonzini void mptsas_fix_scsi_io_reply_endianness(MPIMsgSCSIIOReply *reply);
86e351b826SPaolo Bonzini void mptsas_fix_scsi_task_mgmt_endianness(MPIMsgSCSITaskMgmt *req);
87e351b826SPaolo Bonzini void mptsas_fix_scsi_task_mgmt_reply_endianness(MPIMsgSCSITaskMgmtReply *reply);
88e351b826SPaolo Bonzini void mptsas_fix_ioc_init_endianness(MPIMsgIOCInit *req);
89e351b826SPaolo Bonzini void mptsas_fix_ioc_init_reply_endianness(MPIMsgIOCInitReply *reply);
90e351b826SPaolo Bonzini void mptsas_fix_ioc_facts_endianness(MPIMsgIOCFacts *req);
91e351b826SPaolo Bonzini void mptsas_fix_ioc_facts_reply_endianness(MPIMsgIOCFactsReply *reply);
92e351b826SPaolo Bonzini void mptsas_fix_config_endianness(MPIMsgConfig *req);
93e351b826SPaolo Bonzini void mptsas_fix_config_reply_endianness(MPIMsgConfigReply *reply);
94e351b826SPaolo Bonzini void mptsas_fix_port_facts_endianness(MPIMsgPortFacts *req);
95e351b826SPaolo Bonzini void mptsas_fix_port_facts_reply_endianness(MPIMsgPortFactsReply *reply);
96e351b826SPaolo Bonzini void mptsas_fix_port_enable_endianness(MPIMsgPortEnable *req);
97e351b826SPaolo Bonzini void mptsas_fix_port_enable_reply_endianness(MPIMsgPortEnableReply *reply);
98e351b826SPaolo Bonzini void mptsas_fix_event_notification_endianness(MPIMsgEventNotify *req);
99e351b826SPaolo Bonzini void mptsas_fix_event_notification_reply_endianness(MPIMsgEventNotifyReply *reply);
100e351b826SPaolo Bonzini 
101e351b826SPaolo Bonzini void mptsas_reply(MPTSASState *s, MPIDefaultReply *reply);
102e351b826SPaolo Bonzini 
103e351b826SPaolo Bonzini void mptsas_process_config(MPTSASState *s, MPIMsgConfig *req);
104e351b826SPaolo Bonzini 
105e351b826SPaolo Bonzini #endif /* MPTSAS_H */
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