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hw/block/fdc: Remove the check_media_rate property

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This was only required for the pc-1.0 and earlier machine types.
Now that these have been removed, we can also drop the corresponding
code from the FDC device.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Acked-by: John Snow <jsnow@redhat.com>
Message-Id: <20210203171832.483176-3-thuth@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Thomas Huth 2021-02-03 18:18:30 +01:00 • committed by Laurent Vivier
parent 6661d9a58a
commit f5d33dd51f
2 changed files with 2 additions and 50 deletions
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17
hw/block/fdc.c
View file

@ -874,7 +874,6 @@ struct FDCtrl {
FloppyDriveType type;
} qdev_for_drives[MAX_FD];
int reset_sensei;
uint32_t check_media_rate;
FloppyDriveType fallback; /* type=auto failure fallback */
/* Timers state */
uint8_t timer0;
@ -1021,18 +1020,10 @@ static const VMStateDescription vmstate_fdrive_media_changed = {
}
};
static bool fdrive_media_rate_needed(void *opaque)
{
FDrive *drive = opaque;
return drive->fdctrl->check_media_rate;
}
static const VMStateDescription vmstate_fdrive_media_rate = {
.name = "fdrive/media_rate",
.version_id = 1,
.minimum_version_id = 1,
.needed = fdrive_media_rate_needed,
.fields = (VMStateField[]) {
VMSTATE_UINT8(media_rate, FDrive),
VMSTATE_END_OF_LIST()
@ -1689,8 +1680,7 @@ static void fdctrl_start_transfer(FDCtrl *fdctrl, int direction)
/* Check the data rate. If the programmed data rate does not match
* the currently inserted medium, the operation has to fail. */
if (fdctrl->check_media_rate &&
(fdctrl->dsr & FD_DSR_DRATEMASK) != cur_drv->media_rate) {
if ((fdctrl->dsr & FD_DSR_DRATEMASK) != cur_drv->media_rate) {
FLOPPY_DPRINTF("data rate mismatch (fdc=%d, media=%d)\n",
fdctrl->dsr & FD_DSR_DRATEMASK, cur_drv->media_rate);
fdctrl_stop_transfer(fdctrl, FD_SR0_ABNTERM, FD_SR1_MA, 0x00);
@ -2489,8 +2479,7 @@ static void fdctrl_result_timer(void *opaque)
cur_drv->sect = (cur_drv->sect % cur_drv->last_sect) + 1;
}
/* READ_ID can't automatically succeed! */
if (fdctrl->check_media_rate &&
(fdctrl->dsr & FD_DSR_DRATEMASK) != cur_drv->media_rate) {
if ((fdctrl->dsr & FD_DSR_DRATEMASK) != cur_drv->media_rate) {
FLOPPY_DPRINTF("read id rate mismatch (fdc=%d, media=%d)\n",
fdctrl->dsr & FD_DSR_DRATEMASK, cur_drv->media_rate);
fdctrl_stop_transfer(fdctrl, FD_SR0_ABNTERM, FD_SR1_MA, 0x00);
@ -2895,8 +2884,6 @@ static Property isa_fdc_properties[] = {
DEFINE_PROP_UINT32("dma", FDCtrlISABus, dma, 2),
DEFINE_PROP_DRIVE("driveA", FDCtrlISABus, state.qdev_for_drives[0].blk),
DEFINE_PROP_DRIVE("driveB", FDCtrlISABus, state.qdev_for_drives[1].blk),
DEFINE_PROP_BIT("check_media_rate", FDCtrlISABus, state.check_media_rate,
0, true),
DEFINE_PROP_SIGNED("fdtypeA", FDCtrlISABus, state.qdev_for_drives[0].type,
FLOPPY_DRIVE_TYPE_AUTO, qdev_prop_fdc_drive_type,
FloppyDriveType),