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fdc: add drive type qapi enum

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Change the floppy drive type to a QAPI enum type, to allow us to
specify the floppy drive type from the CLI in a forthcoming patch.

Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Message-id: 1453495865-9649-4-git-send-email-jsnow@redhat.com
This commit is contained in:
John Snow 2016-01-22 15:50:56 -05:00
parent 21862658fd
commit 2da44dd0c6
4 changed files with 66 additions and 56 deletions
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80
hw/block/fdc.c
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@ -61,7 +61,7 @@ typedef enum FDriveRate {
} FDriveRate;
typedef struct FDFormat {
FDriveType drive;
FloppyDriveType drive;
uint8_t last_sect;
uint8_t max_track;
uint8_t max_head;
@ -71,48 +71,48 @@ typedef struct FDFormat {
static const FDFormat fd_formats[] = {
/* First entry is default format */
/* 1.44 MB 3"1/2 floppy disks */
{ FDRIVE_DRV_144, 18, 80, 1, FDRIVE_RATE_500K, },
{ FDRIVE_DRV_144, 20, 80, 1, FDRIVE_RATE_500K, },
{ FDRIVE_DRV_144, 21, 80, 1, FDRIVE_RATE_500K, },
{ FDRIVE_DRV_144, 21, 82, 1, FDRIVE_RATE_500K, },
{ FDRIVE_DRV_144, 21, 83, 1, FDRIVE_RATE_500K, },
{ FDRIVE_DRV_144, 22, 80, 1, FDRIVE_RATE_500K, },
{ FDRIVE_DRV_144, 23, 80, 1, FDRIVE_RATE_500K, },
{ FDRIVE_DRV_144, 24, 80, 1, FDRIVE_RATE_500K, },
{ FLOPPY_DRIVE_TYPE_144, 18, 80, 1, FDRIVE_RATE_500K, },
{ FLOPPY_DRIVE_TYPE_144, 20, 80, 1, FDRIVE_RATE_500K, },
{ FLOPPY_DRIVE_TYPE_144, 21, 80, 1, FDRIVE_RATE_500K, },
{ FLOPPY_DRIVE_TYPE_144, 21, 82, 1, FDRIVE_RATE_500K, },
{ FLOPPY_DRIVE_TYPE_144, 21, 83, 1, FDRIVE_RATE_500K, },
{ FLOPPY_DRIVE_TYPE_144, 22, 80, 1, FDRIVE_RATE_500K, },
{ FLOPPY_DRIVE_TYPE_144, 23, 80, 1, FDRIVE_RATE_500K, },
{ FLOPPY_DRIVE_TYPE_144, 24, 80, 1, FDRIVE_RATE_500K, },
/* 2.88 MB 3"1/2 floppy disks */
{ FDRIVE_DRV_288, 36, 80, 1, FDRIVE_RATE_1M, },
{ FDRIVE_DRV_288, 39, 80, 1, FDRIVE_RATE_1M, },
{ FDRIVE_DRV_288, 40, 80, 1, FDRIVE_RATE_1M, },
{ FDRIVE_DRV_288, 44, 80, 1, FDRIVE_RATE_1M, },
{ FDRIVE_DRV_288, 48, 80, 1, FDRIVE_RATE_1M, },
{ FLOPPY_DRIVE_TYPE_288, 36, 80, 1, FDRIVE_RATE_1M, },
{ FLOPPY_DRIVE_TYPE_288, 39, 80, 1, FDRIVE_RATE_1M, },
{ FLOPPY_DRIVE_TYPE_288, 40, 80, 1, FDRIVE_RATE_1M, },
{ FLOPPY_DRIVE_TYPE_288, 44, 80, 1, FDRIVE_RATE_1M, },
{ FLOPPY_DRIVE_TYPE_288, 48, 80, 1, FDRIVE_RATE_1M, },
/* 720 kB 3"1/2 floppy disks */
{ FDRIVE_DRV_144, 9, 80, 1, FDRIVE_RATE_250K, },
{ FDRIVE_DRV_144, 10, 80, 1, FDRIVE_RATE_250K, },
{ FDRIVE_DRV_144, 10, 82, 1, FDRIVE_RATE_250K, },
{ FDRIVE_DRV_144, 10, 83, 1, FDRIVE_RATE_250K, },
{ FDRIVE_DRV_144, 13, 80, 1, FDRIVE_RATE_250K, },
{ FDRIVE_DRV_144, 14, 80, 1, FDRIVE_RATE_250K, },
{ FLOPPY_DRIVE_TYPE_144, 9, 80, 1, FDRIVE_RATE_250K, },
{ FLOPPY_DRIVE_TYPE_144, 10, 80, 1, FDRIVE_RATE_250K, },
{ FLOPPY_DRIVE_TYPE_144, 10, 82, 1, FDRIVE_RATE_250K, },
{ FLOPPY_DRIVE_TYPE_144, 10, 83, 1, FDRIVE_RATE_250K, },
{ FLOPPY_DRIVE_TYPE_144, 13, 80, 1, FDRIVE_RATE_250K, },
{ FLOPPY_DRIVE_TYPE_144, 14, 80, 1, FDRIVE_RATE_250K, },
/* 1.2 MB 5"1/4 floppy disks */
{ FDRIVE_DRV_120, 15, 80, 1, FDRIVE_RATE_500K, },
{ FDRIVE_DRV_120, 18, 80, 1, FDRIVE_RATE_500K, },
{ FDRIVE_DRV_120, 18, 82, 1, FDRIVE_RATE_500K, },
{ FDRIVE_DRV_120, 18, 83, 1, FDRIVE_RATE_500K, },
{ FDRIVE_DRV_120, 20, 80, 1, FDRIVE_RATE_500K, },
{ FLOPPY_DRIVE_TYPE_120, 15, 80, 1, FDRIVE_RATE_500K, },
{ FLOPPY_DRIVE_TYPE_120, 18, 80, 1, FDRIVE_RATE_500K, },
{ FLOPPY_DRIVE_TYPE_120, 18, 82, 1, FDRIVE_RATE_500K, },
{ FLOPPY_DRIVE_TYPE_120, 18, 83, 1, FDRIVE_RATE_500K, },
{ FLOPPY_DRIVE_TYPE_120, 20, 80, 1, FDRIVE_RATE_500K, },
/* 720 kB 5"1/4 floppy disks */
{ FDRIVE_DRV_120, 9, 80, 1, FDRIVE_RATE_250K, },
{ FDRIVE_DRV_120, 11, 80, 1, FDRIVE_RATE_250K, },
{ FLOPPY_DRIVE_TYPE_120, 9, 80, 1, FDRIVE_RATE_250K, },
{ FLOPPY_DRIVE_TYPE_120, 11, 80, 1, FDRIVE_RATE_250K, },
/* 360 kB 5"1/4 floppy disks */
{ FDRIVE_DRV_120, 9, 40, 1, FDRIVE_RATE_300K, },
{ FDRIVE_DRV_120, 9, 40, 0, FDRIVE_RATE_300K, },
{ FDRIVE_DRV_120, 10, 41, 1, FDRIVE_RATE_300K, },
{ FDRIVE_DRV_120, 10, 42, 1, FDRIVE_RATE_300K, },
{ FLOPPY_DRIVE_TYPE_120, 9, 40, 1, FDRIVE_RATE_300K, },
{ FLOPPY_DRIVE_TYPE_120, 9, 40, 0, FDRIVE_RATE_300K, },
{ FLOPPY_DRIVE_TYPE_120, 10, 41, 1, FDRIVE_RATE_300K, },
{ FLOPPY_DRIVE_TYPE_120, 10, 42, 1, FDRIVE_RATE_300K, },
/* 320 kB 5"1/4 floppy disks */
{ FDRIVE_DRV_120, 8, 40, 1, FDRIVE_RATE_250K, },
{ FDRIVE_DRV_120, 8, 40, 0, FDRIVE_RATE_250K, },
{ FLOPPY_DRIVE_TYPE_120, 8, 40, 1, FDRIVE_RATE_250K, },
{ FLOPPY_DRIVE_TYPE_120, 8, 40, 0, FDRIVE_RATE_250K, },
/* 360 kB must match 5"1/4 better than 3"1/2... */
{ FDRIVE_DRV_144, 9, 80, 0, FDRIVE_RATE_250K, },
{ FLOPPY_DRIVE_TYPE_144, 9, 80, 0, FDRIVE_RATE_250K, },
/* end */
{ FDRIVE_DRV_NONE, -1, -1, 0, 0, },
{ FLOPPY_DRIVE_TYPE_NONE, -1, -1, 0, 0, },
};
#define GET_CUR_DRV(fdctrl) ((fdctrl)->cur_drv)
@ -134,7 +134,7 @@ typedef struct FDrive {
FDCtrl *fdctrl;
BlockBackend *blk;
/* Drive status */
FDriveType drive;
FloppyDriveType drive; /* CMOS drive type */
uint8_t perpendicular; /* 2.88 MB access mode */
/* Position */
uint8_t head;
@ -155,7 +155,7 @@ typedef struct FDrive {
static void fd_init(FDrive *drv)
{
/* Drive */
drv->drive = FDRIVE_DRV_NONE;
drv->drive = FLOPPY_DRIVE_TYPE_NONE;
drv->perpendicular = 0;
/* Disk */
drv->last_sect = 0;
@ -254,11 +254,11 @@ static void pick_geometry(FDrive *drv)
first_match = -1;
for (i = 0; ; i++) {
parse = &fd_formats[i];
if (parse->drive == FDRIVE_DRV_NONE) {
if (parse->drive == FLOPPY_DRIVE_TYPE_NONE) {
break;
}
if (drv->drive == parse->drive ||
drv->drive == FDRIVE_DRV_NONE) {
drv->drive == FLOPPY_DRIVE_TYPE_NONE) {
size = (parse->max_head + 1) * parse->max_track *
parse->last_sect;
if (nb_sectors == size) {
@ -2397,7 +2397,7 @@ static void sysbus_fdc_common_realize(DeviceState *dev, Error **errp)
fdctrl_realize_common(fdctrl, errp);
}
FDriveType isa_fdc_get_drive_type(ISADevice *fdc, int i)
FloppyDriveType isa_fdc_get_drive_type(ISADevice *fdc, int i)
{
FDCtrlISABus *isa = ISA_FDC(fdc);