Archipelago » qemu

/*

 * QEMU Floppy disk emulator (Intel 82078)

 * Copyright (c) 2003, 2007 Jocelyn Mayer

 * Permission is hereby granted, free of charge, to any person obtaining a copy

 * of this software and associated documentation files (the "Software"), to deal

 * in the Software without restriction, including without limitation the rights

    { FDRIVE_DRV_120, FDRIVE_DISK_288,  9, 40, 0,  "180 kB 5\"1/4", },

    { FDRIVE_DRV_120, FDRIVE_DISK_288, 10, 41, 1,  "410 kB 5\"1/4", },

    { FDRIVE_DRV_120, FDRIVE_DISK_288, 10, 42, 1,  "420 kB 5\"1/4", },

    { FDRIVE_DRV_120, FDRIVE_DISK_288,  8, 40, 1,  "320 kB 5\"1/4", },

    { FDRIVE_DRV_120, FDRIVE_DISK_288,  8, 40, 0,  "160 kB 5\"1/4", },

    /* 360 kB must match 5"1/4 better than 3"1/2... */

    return fdctrl_read(opaque, (uint32_t)reg);

}

                              target_phys_addr_t reg, uint32_t value)

{

    fdctrl_write(opaque, (uint32_t)reg, value);

    fdctrl_reset(s, 0);

}

                       target_phys_addr_t io_base,

                       BlockDriverState **fds)

{

    fdctrl = qemu_mallocz(sizeof(fdctrl_t));

    if (!fdctrl)

        return NULL;

                                          fdctrl_result_timer, fdctrl);

    fdctrl->version = 0x90; /* Intel 82078 controller */

static int fdctrl_media_changed(fdrive_t *drv)

{

    int ret;

        return 0;

    ret = bdrv_media_changed(drv->bs);

    if (ret) {

		cur_drv->sect = 1;

		if (FD_MULTI_TRACK(fdctrl->data_state)) {

		    if (cur_drv->head == 0 &&

                        cur_drv->head = 1;

                    } else {

                        cur_drv->head = 0;

            FLOPPY_DPRINTF("treat READ_ID command\n");

            /* XXX: should set main status register to busy */

            cur_drv->head = (fdctrl->fifo[1] >> 2) & 1;

                           qemu_get_clock(vm_clock) + (ticks_per_sec / 50));

            break;

        case 0x4C: