1 #ifndef MPTSAS_H 2 #define MPTSAS_H 3 4 #include "mpi.h" 5 #include "qom/object.h" 6 7 #define MPTSAS_NUM_PORTS 8 8 #define MPTSAS_MAX_FRAMES 2048 /* Firmware limit at 65535 */ 9 10 #define MPTSAS_REQUEST_QUEUE_DEPTH 128 11 #define MPTSAS_REPLY_QUEUE_DEPTH 128 12 13 #define MPTSAS_MAXIMUM_CHAIN_DEPTH 0x22 14 15 typedef struct MPTSASRequest MPTSASRequest; 16 17 #define TYPE_MPTSAS1068 "mptsas1068" 18 typedef struct MPTSASState MPTSASState; 19 DECLARE_INSTANCE_CHECKER(MPTSASState, MPT_SAS, 20 TYPE_MPTSAS1068) 21 22 enum { 23 DOORBELL_NONE, 24 DOORBELL_WRITE, 25 DOORBELL_READ 26 }; 27 28 struct MPTSASState { 29 PCIDevice dev; 30 MemoryRegion mmio_io; 31 MemoryRegion port_io; 32 MemoryRegion diag_io; 33 QEMUBH *request_bh; 34 35 /* properties */ 36 OnOffAuto msi; 37 uint64_t sas_addr; 38 39 bool msi_in_use; 40 41 /* Doorbell register */ 42 uint32_t state; 43 uint8_t who_init; 44 uint8_t doorbell_state; 45 46 /* Buffer for requests that are sent through the doorbell register. */ 47 uint32_t doorbell_msg[256]; 48 int doorbell_idx; 49 int doorbell_cnt; 50 51 uint16_t doorbell_reply[256]; 52 int doorbell_reply_idx; 53 int doorbell_reply_size; 54 55 /* Other registers */ 56 uint8_t diagnostic_idx; 57 uint32_t diagnostic; 58 uint32_t intr_mask; 59 uint32_t intr_status; 60 61 /* Request queues */ 62 uint32_t request_post[MPTSAS_REQUEST_QUEUE_DEPTH + 1]; 63 uint16_t request_post_head; 64 uint16_t request_post_tail; 65 66 uint32_t reply_post[MPTSAS_REPLY_QUEUE_DEPTH + 1]; 67 uint16_t reply_post_head; 68 uint16_t reply_post_tail; 69 70 uint32_t reply_free[MPTSAS_REPLY_QUEUE_DEPTH + 1]; 71 uint16_t reply_free_head; 72 uint16_t reply_free_tail; 73 74 /* IOC Facts */ 75 hwaddr host_mfa_high_addr; 76 hwaddr sense_buffer_high_addr; 77 uint16_t max_devices; 78 uint16_t max_buses; 79 uint16_t reply_frame_size; 80 81 SCSIBus bus; 82 QTAILQ_HEAD(, MPTSASRequest) pending; 83 }; 84 85 void mptsas_fix_scsi_io_endianness(MPIMsgSCSIIORequest *req); 86 void mptsas_fix_scsi_io_reply_endianness(MPIMsgSCSIIOReply *reply); 87 void mptsas_fix_scsi_task_mgmt_endianness(MPIMsgSCSITaskMgmt *req); 88 void mptsas_fix_scsi_task_mgmt_reply_endianness(MPIMsgSCSITaskMgmtReply *reply); 89 void mptsas_fix_ioc_init_endianness(MPIMsgIOCInit *req); 90 void mptsas_fix_ioc_init_reply_endianness(MPIMsgIOCInitReply *reply); 91 void mptsas_fix_ioc_facts_endianness(MPIMsgIOCFacts *req); 92 void mptsas_fix_ioc_facts_reply_endianness(MPIMsgIOCFactsReply *reply); 93 void mptsas_fix_config_endianness(MPIMsgConfig *req); 94 void mptsas_fix_config_reply_endianness(MPIMsgConfigReply *reply); 95 void mptsas_fix_port_facts_endianness(MPIMsgPortFacts *req); 96 void mptsas_fix_port_facts_reply_endianness(MPIMsgPortFactsReply *reply); 97 void mptsas_fix_port_enable_endianness(MPIMsgPortEnable *req); 98 void mptsas_fix_port_enable_reply_endianness(MPIMsgPortEnableReply *reply); 99 void mptsas_fix_event_notification_endianness(MPIMsgEventNotify *req); 100 void mptsas_fix_event_notification_reply_endianness(MPIMsgEventNotifyReply *reply); 101 102 void mptsas_reply(MPTSASState *s, MPIDefaultReply *reply); 103 104 void mptsas_process_config(MPTSASState *s, MPIMsgConfig *req); 105 106 #endif /* MPTSAS_H */ 107