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usb/storage: move declarations to usb/msd.h header

Browse source 
In preparation for splitting the usb-storage.c file move
declarations to the new usb/msd.h header file.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-Id: <20210312090425.772900-2-kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2021-03-12 10:04:22 +01:00
parent 6f2bcd5fc8
commit bbd8323d31
2 changed files with 60 additions and 42 deletions
Download patch file Download diff file Expand all files Collapse all files

48
hw/usb/dev-storage.c
View file

@ -14,6 +14,7 @@
#include "qemu/option.h" #include "qemu/option.h"
#include "qemu/config-file.h" #include "qemu/config-file.h"
#include "hw/usb.h" #include "hw/usb.h"
#include "hw/usb/msd.h"
#include "desc.h" #include "desc.h"
#include "hw/qdev-properties.h" #include "hw/qdev-properties.h"
#include "hw/scsi/scsi.h" #include "hw/scsi/scsi.h"
@ -29,43 +30,6 @@
#define MassStorageReset 0xff #define MassStorageReset 0xff
#define GetMaxLun 0xfe #define GetMaxLun 0xfe
enum USBMSDMode {
USB_MSDM_CBW, /* Command Block. */
USB_MSDM_DATAOUT, /* Transfer data to device. */
USB_MSDM_DATAIN, /* Transfer data from device. */
USB_MSDM_CSW /* Command Status. */
};
struct usb_msd_csw {
uint32_t sig;
uint32_t tag;
uint32_t residue;
uint8_t status;
};
struct MSDState {
USBDevice dev;
enum USBMSDMode mode;
uint32_t scsi_off;
uint32_t scsi_len;
uint32_t data_len;
struct usb_msd_csw csw;
SCSIRequest *req;
SCSIBus bus;
/* For async completion. */
USBPacket *packet;
/* usb-storage only */
BlockConf conf;
bool removable;
bool commandlog;
SCSIDevice *scsi_dev;
};
typedef struct MSDState MSDState;
#define TYPE_USB_STORAGE "usb-storage-dev"
DECLARE_INSTANCE_CHECKER(MSDState, USB_STORAGE_DEV,
TYPE_USB_STORAGE)
struct usb_msd_cbw { struct usb_msd_cbw {
uint32_t sig; uint32_t sig;
uint32_t tag; uint32_t tag;
@ -259,7 +223,7 @@ static void usb_msd_packet_complete(MSDState *s)
usb_packet_complete(&s->dev, p); usb_packet_complete(&s->dev, p);
} }
static void usb_msd_transfer_data(SCSIRequest *req, uint32_t len) void usb_msd_transfer_data(SCSIRequest *req, uint32_t len)
{ {
MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent); MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent);
USBPacket *p = s->packet; USBPacket *p = s->packet;
@ -277,7 +241,7 @@ static void usb_msd_transfer_data(SCSIRequest *req, uint32_t len)
} }
} }
static void usb_msd_command_complete(SCSIRequest *req, size_t resid) void usb_msd_command_complete(SCSIRequest *req, size_t resid)
{ {
MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent); MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent);
USBPacket *p = s->packet; USBPacket *p = s->packet;
@ -320,7 +284,7 @@ static void usb_msd_command_complete(SCSIRequest *req, size_t resid)
s->req = NULL; s->req = NULL;
} }
static void usb_msd_request_cancelled(SCSIRequest *req) void usb_msd_request_cancelled(SCSIRequest *req)
{ {
MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent); MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent);
@ -337,7 +301,7 @@ static void usb_msd_request_cancelled(SCSIRequest *req)
} }
} }
static void usb_msd_handle_reset(USBDevice *dev) void usb_msd_handle_reset(USBDevice *dev)
{ {
MSDState *s = (MSDState *)dev; MSDState *s = (MSDState *)dev;
@ -565,7 +529,7 @@ static void usb_msd_handle_data(USBDevice *dev, USBPacket *p)
} }
} }
static void *usb_msd_load_request(QEMUFile *f, SCSIRequest *req) void *usb_msd_load_request(QEMUFile *f, SCSIRequest *req)
{ {
MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent); MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent);

54
include/hw/usb/msd.h Normal file
View file

@ -0,0 +1,54 @@
/*
* USB Mass Storage Device emulation
*
* Copyright (c) 2006 CodeSourcery.
* Written by Paul Brook
*
* This code is licensed under the LGPL.
*/
#include "hw/usb.h"
#include "hw/scsi/scsi.h"
enum USBMSDMode {
USB_MSDM_CBW, /* Command Block. */
USB_MSDM_DATAOUT, /* Transfer data to device. */
USB_MSDM_DATAIN, /* Transfer data from device. */
USB_MSDM_CSW /* Command Status. */
};
struct usb_msd_csw {
uint32_t sig;
uint32_t tag;
uint32_t residue;
uint8_t status;
};
struct MSDState {
USBDevice dev;
enum USBMSDMode mode;
uint32_t scsi_off;
uint32_t scsi_len;
uint32_t data_len;
struct usb_msd_csw csw;
SCSIRequest *req;
SCSIBus bus;
/* For async completion. */
USBPacket *packet;
/* usb-storage only */
BlockConf conf;
bool removable;
bool commandlog;
SCSIDevice *scsi_dev;
};
typedef struct MSDState MSDState;
#define TYPE_USB_STORAGE "usb-storage-dev"
DECLARE_INSTANCE_CHECKER(MSDState, USB_STORAGE_DEV,
TYPE_USB_STORAGE)
void usb_msd_transfer_data(SCSIRequest *req, uint32_t len);
void usb_msd_command_complete(SCSIRequest *req, size_t resid);
void usb_msd_request_cancelled(SCSIRequest *req);
void *usb_msd_load_request(QEMUFile *f, SCSIRequest *req);
void usb_msd_handle_reset(USBDevice *dev);