void (*dma_timeout)(struct ide_drive_s *);
};
+struct ide_task_s;
+
typedef struct hwif_s {
struct hwif_s *next; /* for linked-list in ide_hwgroup_t */
struct hwif_s *mate; /* other hwif from same PCI chip */
const struct ide_port_ops *port_ops;
const struct ide_dma_ops *dma_ops;
+ void (*tf_load)(ide_drive_t *, struct ide_task_s *);
+ void (*tf_read)(ide_drive_t *, struct ide_task_s *);
+
void (*input_data)(ide_drive_t *, struct request *, void *, unsigned);
void (*output_data)(ide_drive_t *, struct request *, void *, unsigned);
void (*OUTB)(u8 addr, unsigned long port);
void (*OUTBSYNC)(ide_drive_t *drive, u8 addr, unsigned long port);
- void (*OUTW)(u16 addr, unsigned long port);
u8 (*INB)(unsigned long port);
- u16 (*INW)(unsigned long port);
/* dma physical region descriptor table (cpu view) */
unsigned int *dmatable_cpu;
unsigned long dma_base; /* base addr for dma ports */
unsigned long dma_command; /* dma command register */
- unsigned long dma_vendor1; /* dma vendor 1 register */
unsigned long dma_status; /* dma status register */
- unsigned long dma_vendor3; /* dma vendor 3 register */
- unsigned long dma_prdtable; /* actual prd table address */
unsigned long config_data; /* for use by chipset-specific code */
unsigned long select_data; /* for use by chipset-specific code */
void ide_execute_pkt_cmd(ide_drive_t *);
+void ide_pad_transfer(ide_drive_t *, int, int);
+
ide_startstop_t __ide_error(ide_drive_t *, struct request *, u8, u8);
ide_startstop_t ide_error (ide_drive_t *drive, const char *msg, byte stat);
void ide_tf_dump(const char *, struct ide_taskfile *);
-void ide_tf_load(ide_drive_t *, ide_task_t *);
-void ide_tf_read(ide_drive_t *, ide_task_t *);
-
extern void SELECT_DRIVE(ide_drive_t *);
-extern void SELECT_MASK(ide_drive_t *, int);
extern int drive_is_ready(ide_drive_t *);
IDE_HFLAG_NO_SET_MODE = (1 << 9),
/* trust BIOS for programming chipset/device for DMA */
IDE_HFLAG_TRUST_BIOS_FOR_DMA = (1 << 10),
- /* host uses VDMA (tied with IDE_HFLAG_CS5520 for now) */
- IDE_HFLAG_VDMA = (1 << 11),
+ /* host is CS5510/CS5520 */
+ IDE_HFLAG_CS5520 = (1 << 11),
/* ATAPI DMA is unsupported */
IDE_HFLAG_NO_ATAPI_DMA = (1 << 12),
/* set if host is a "non-bootable" controller */
IDE_HFLAG_NO_AUTODMA = (1 << 15),
/* host uses MMIO */
IDE_HFLAG_MMIO = (1 << 16),
- /* host is CS5510/CS5520 */
- IDE_HFLAG_CS5520 = IDE_HFLAG_VDMA,
/* no LBA48 */
IDE_HFLAG_NO_LBA48 = (1 << 17),
/* no LBA48 DMA */
IDE_HFLAG_NO_IO_32BIT = (1 << 30),
/* never unmask IRQs */
IDE_HFLAG_NO_UNMASK_IRQS = (1 << 31),
+ /* host uses VDMA (disabled for now) */
+ IDE_HFLAG_VDMA = 0,
};
#ifdef CONFIG_BLK_DEV_OFFBOARD
return hwif->INB(hwif->io_ports.error_addr);
}
-
-/*
- * Too bad. The drive wants to send us data which we are not ready to accept.
- * Just throw it away.
- */
-static inline void ide_atapi_discard_data(ide_drive_t *drive, unsigned bcount)
-{
- ide_hwif_t *hwif = drive->hwif;
-
- /* FIXME: use ->input_data */
- while (bcount--)
- (void)hwif->INB(hwif->io_ports.data_addr);
-}
-
-static inline void ide_atapi_write_zeros(ide_drive_t *drive, unsigned bcount)
-{
- ide_hwif_t *hwif = drive->hwif;
-
- /* FIXME: use ->output_data */
- while (bcount--)
- hwif->OUTB(0, hwif->io_ports.data_addr);
-}
-
#endif /* _IDE_H */