Bochs/bochs/iodev/usb/usb_floppy.h
Benjamin David Lunt ba9ed5d4d0
Add DIAG command and change to enum (#113)
This adds support for the UFI_SEND_DIAGNOSTIC command in USB_FLOPPY.CC
  and
This changes the list of defines to enum to match the current changes
made to recent files.
2023-10-27 08:24:41 +03:00

125 lines
4.0 KiB
C++

/////////////////////////////////////////////////////////////////////////
// $Id$
/////////////////////////////////////////////////////////////////////////
//
// UFI/CBI floppy disk storage device support
//
// Copyright (c) 2015-2023 Benjamin David Lunt
// Copyright (C) 2015-2023 The Bochs Project
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
/////////////////////////////////////////////////////////////////////////
#ifndef BX_IODEV_USB_FLOPPY_H
#define BX_IODEV_USB_FLOPPY_H
enum {
UFI_TEST_UNIT_READY = 0x00,
UFI_REZERO = 0x01,
UFI_REQUEST_SENSE = 0x03,
UFI_FORMAT_UNIT = 0x04,
UFI_INQUIRY = 0x12,
UFI_START_STOP_UNIT = 0x1B,
UFI_SEND_DIAGNOSTIC = 0x1D,
UFI_PREVENT_ALLOW_REMOVAL = 0x1E,
UFI_READ_FORMAT_CAPACITIES = 0x23,
UFI_READ_CAPACITY = 0x25,
UFI_READ_10 = 0x28,
UFI_WRITE_10 = 0x2A,
UFI_SEEK_10 = 0x2B,
UFI_WRITE_VERIFY = 0x2E,
UFI_VERIFY = 0x2F,
UFI_MODE_SELECT = 0x55,
UFI_MODE_SENSE = 0x5A,
UFI_READ_12 = 0xA8,
UFI_WRITE_12 = 0xAA
};
#define UFI_DO_INQUIRY_HACK 1
class device_image_t;
class usb_floppy_device_c : public usb_device_c {
public:
usb_floppy_device_c(void);
virtual ~usb_floppy_device_c(void);
virtual bool init();
virtual bool set_option(const char *option);
virtual const char* get_info();
virtual void runtime_config(void);
void restore_handler(bx_list_c *conf);
virtual void handle_reset();
virtual int handle_control(int request, int value, int index, int length, Bit8u *data);
virtual int handle_data(USBPacket *p);
virtual void register_state_specific(bx_list_c *parent);
virtual void cancel_packet(USBPacket *p);
static void floppy_timer_handler(void *);
private:
struct {
// members set in constructor / init
bx_list_c *config;
char info_txt[BX_PATHNAME_LEN];
bool model; // 0 = bochs, 1 = teac
int statusbar_id;
int floppy_timer_index;
// members handled by runtime config
device_image_t *hdimage;
const char *fname;
char *image_mode;
bool inserted; // 0 = media not present
bool wp; // 0 = not write_protected, 1 = write_protected
bool status_changed;
// members handled by save/restore
Bit32u usb_len;
Bit32u data_len;
Bit32u sector;
Bit32u sector_count;
Bit8u cur_command;
Bit8u cur_track;
int sense;
int asc;
#if UFI_DO_INQUIRY_HACK
int fail_count;
bool did_inquiry_fail;
#endif
bool seek_pending;
Bit8u *usb_buf;
Bit8u *dev_buffer;
// members not handled by save/restore
USBPacket *packet;
} s;
bool handle_command(Bit8u *command);
void start_timer(Bit8u mode);
void floppy_timer(void);
int floppy_read_sector(void);
int floppy_write_sector(void);
void copy_data(USBPacket *p);
bool set_inserted(bool value);
static const char *floppy_path_handler(bx_param_string_c *param, bool set,
const char *oldval, const char *val, int maxlen);
static Bit64s floppy_param_handler(bx_param_c *param, bool set, Bit64s val);
static Bit64s param_save_handler(void *devptr, bx_param_c *param);
static void param_restore_handler(void *devptr, bx_param_c *param, Bit64s val);
};
#endif