vfio-pci: Update slow path INTx algorithm

[qemu.git] / hw / scsi.h

diff --git a/hw/scsi.h b/hw/scsi.h
index 34cdba8f69ae8e7af33a73893c7079317627595a..b8f73577d32b5ea5150bae74eb53285cecc24c72 100644 (file)
--- a/hw/scsi.h
+++ b/hw/scsi.h
@@ -3,6 +3,7 @@
 
 #include "qdev.h"
 #include "block.h"
+#include "hw/block-common.h"
 #include "sysemu.h"
 
 #define MAX_SCSI_DEVS  255
@@ -96,6 +97,16 @@ struct SCSIDevice
     uint64_t max_lba;
 };
 
+extern const VMStateDescription vmstate_scsi_device;
+
+#define VMSTATE_SCSI_DEVICE(_field, _state) {                        \
+    .name       = (stringify(_field)),                               \
+    .size       = sizeof(SCSIDevice),                                \
+    .vmsd       = &vmstate_scsi_device,                              \
+    .flags      = VMS_STRUCT,                                        \
+    .offset     = vmstate_offset_value(_state, _field, SCSIDevice),  \
+}
+
 /* cdrom.c */
 int cdrom_read_toc(int nb_sectors, uint8_t *buf, int msf, int start_track);
 int cdrom_read_toc_raw(int nb_sectors, uint8_t *buf, int msf, int session_num);
@@ -109,6 +120,9 @@ struct SCSIReqOps {
     void (*write_data)(SCSIRequest *req);
     void (*cancel_io)(SCSIRequest *req);
     uint8_t *(*get_buf)(SCSIRequest *req);
+
+    void (*save_request)(QEMUFile *f, SCSIRequest *req);
+    void (*load_request)(QEMUFile *f, SCSIRequest *req);
 };
 
 struct SCSIBusInfo {
@@ -117,9 +131,19 @@ struct SCSIBusInfo {
     void (*transfer_data)(SCSIRequest *req, uint32_t arg);
     void (*complete)(SCSIRequest *req, uint32_t arg, size_t resid);
     void (*cancel)(SCSIRequest *req);
+    void (*hotplug)(SCSIBus *bus, SCSIDevice *dev);
+    void (*hot_unplug)(SCSIBus *bus, SCSIDevice *dev);
+    void (*change)(SCSIBus *bus, SCSIDevice *dev, SCSISense sense);
     QEMUSGList *(*get_sg_list)(SCSIRequest *req);
+
+    void (*save_request)(QEMUFile *f, SCSIRequest *req);
+    void *(*load_request)(QEMUFile *f, SCSIRequest *req);
+    void (*free_request)(SCSIBus *bus, void *priv);
 };
 
+#define TYPE_SCSI_BUS "SCSI"
+#define SCSI_BUS(obj) OBJECT_CHECK(SCSIBus, (obj), TYPE_SCSI_BUS)
+
 struct SCSIBus {
     BusState qbus;
     int busnr;
@@ -159,6 +183,10 @@ extern const struct SCSISense sense_code_INVALID_OPCODE;
 extern const struct SCSISense sense_code_LBA_OUT_OF_RANGE;
 /* Illegal request, Invalid field in CDB */
 extern const struct SCSISense sense_code_INVALID_FIELD;
+/* Illegal request, Invalid field in parameter list */
+extern const struct SCSISense sense_code_INVALID_PARAM;
+/* Illegal request, Parameter list length error */
+extern const struct SCSISense sense_code_INVALID_PARAM_LEN;
 /* Illegal request, LUN not supported */
 extern const struct SCSISense sense_code_LUN_NOT_SUPPORTED;
 /* Illegal request, Saving parameters not supported */
@@ -173,6 +201,8 @@ extern const struct SCSISense sense_code_IO_ERROR;
 extern const struct SCSISense sense_code_I_T_NEXUS_LOSS;
 /* Command aborted, Logical Unit failure */
 extern const struct SCSISense sense_code_LUN_FAILURE;
+/* LUN not ready, Capacity data has changed */
+extern const struct SCSISense sense_code_CAPACITY_CHANGED;
 /* LUN not ready, Medium not present */
 extern const struct SCSISense sense_code_UNIT_ATTENTION_NO_MEDIUM;
 /* Unit attention, Power on, reset or bus device reset occurred */
@@ -183,9 +213,13 @@ extern const struct SCSISense sense_code_MEDIUM_CHANGED;
 extern const struct SCSISense sense_code_REPORTED_LUNS_CHANGED;
 /* Unit attention, Device internal reset */
 extern const struct SCSISense sense_code_DEVICE_INTERNAL_RESET;
+/* Data Protection, Write Protected */
+extern const struct SCSISense sense_code_WRITE_PROTECTED;
 
 #define SENSE_CODE(x) sense_code_ ## x
 
+uint32_t scsi_data_cdb_length(uint8_t *buf);
+uint32_t scsi_cdb_length(uint8_t *buf);
 int scsi_sense_valid(SCSISense sense);
 int scsi_build_sense(uint8_t *in_buf, int in_len,
                      uint8_t *buf, int len, bool fixed);
@@ -210,6 +244,8 @@ void scsi_req_abort(SCSIRequest *req, int status);
 void scsi_req_cancel(SCSIRequest *req);
 void scsi_req_retry(SCSIRequest *req);
 void scsi_device_purge_requests(SCSIDevice *sdev, SCSISense sense);
+void scsi_device_set_ua(SCSIDevice *sdev, SCSISense sense);
+void scsi_device_report_change(SCSIDevice *dev, SCSISense sense);
 int scsi_device_get_sense(SCSIDevice *dev, uint8_t *buf, int len, bool fixed);
 SCSIDevice *scsi_device_find(SCSIBus *bus, int channel, int target, int lun);