root/include/linux/ata_platform.h

#ifndef __LINUX_ATA_PLATFORM_H
#define __LINUX_ATA_PLATFORM_H

struct pata_platform_info {
        /*
         * I/O port shift, for platforms with ports that are
         * constantly spaced and need larger than the 1-byte
         * spacing used by ata_std_ports().
         */
        unsigned int ioport_shift;
        /* 
         * Indicate platform specific irq types and initial
         * IRQ flags when call request_irq()
         */
        unsigned int irq_flags;
};

extern int __devinit __pata_platform_probe(struct device *dev,
                                           struct resource *io_res,
                                           struct resource *ctl_res,
                                           struct resource *irq_res,
                                           unsigned int ioport_shift,
                                           int __pio_mask);

extern int __devexit __pata_platform_remove(struct device *dev);

/*
 * Marvell SATA private data
 */
struct mbus_dram_target_info;

struct mv_sata_platform_data {
        struct mbus_dram_target_info    *dram;
        int     n_ports; /* number of sata ports */
};

#endif /* __LINUX_ATA_PLATFORM_H */