LXR uboot/drivers/block/ata

   1#ifndef __ATA_PIIX_H__
   2#define __ATA_PIIX_H__
   3
   4#if (DEBUG_SATA)
   5#define PRINTF(fmt,args...)     printf (fmt ,##args)
   6#else
   7#define PRINTF(fmt,args...)
   8#endif
   9
  10struct sata_ioports {
  11        unsigned long cmd_addr;
  12        unsigned long data_addr;
  13        unsigned long error_addr;
  14        unsigned long feature_addr;
  15        unsigned long nsect_addr;
  16        unsigned long lbal_addr;
  17        unsigned long lbam_addr;
  18        unsigned long lbah_addr;
  19        unsigned long device_addr;
  20        unsigned long status_addr;
  21        unsigned long command_addr;
  22        unsigned long altstatus_addr;
  23        unsigned long ctl_addr;
  24        unsigned long bmdma_addr;
  25        unsigned long scr_addr;
  26};
  27
  28struct sata_port {
  29        unsigned char port_no;          /* primary=0, secondary=1       */
  30        struct sata_ioports ioaddr;     /* ATA cmd/ctl/dma reg blks     */
  31        unsigned char ctl_reg;
  32        unsigned char last_ctl;
  33        unsigned char port_state;       /* 1-port is available and      */
  34                                        /* 0-port is not available      */
  35        unsigned char dev_mask;
  36};
  37
  38/***********SATA LIBRARY SPECIFIC DEFINITIONS AND DECLARATIONS**************/
  39#ifdef SATA_DECL                /*SATA library specific declarations */
  40inline void
  41ata_dump_id (u16 * id)
  42{
  43        PRINTF ("49 = 0x%04x  "
  44                "53 = 0x%04x  "
  45                "63 = 0x%04x  "
  46                "64 = 0x%04x  "
  47                "75 = 0x%04x  \n", id[49], id[53], id[63], id[64], id[75]);
  48        PRINTF ("80 = 0x%04x  "
  49                "81 = 0x%04x  "
  50                "82 = 0x%04x  "
  51                "83 = 0x%04x  "
  52                "84 = 0x%04x  \n", id[80], id[81], id[82], id[83], id[84]);
  53        PRINTF ("88 = 0x%04x  " "93 = 0x%04x\n", id[88], id[93]);
  54}
  55#endif
  56
  57#ifdef SATA_DECL                /*SATA library specific declarations */
  58int sata_bus_softreset (int num);
  59void sata_identify (int num, int dev);
  60void sata_port (struct sata_ioports *ioport);
  61void set_Feature_cmd (int num, int dev);
  62int sata_devchk (struct sata_ioports *ioaddr, int dev);
  63void dev_select (struct sata_ioports *ioaddr, int dev);
  64u8 sata_busy_wait (struct sata_ioports *ioaddr, int bits, unsigned int max);
  65u8 sata_chk_status (struct sata_ioports *ioaddr);
  66ulong sata_read (int device, ulong blknr,lbaint_t blkcnt, void * buffer);
  67ulong sata_write (int device,ulong blknr, lbaint_t blkcnt, void * buffer);
  68void msleep (int count);
  69#endif
  70
  71/************DRIVER SPECIFIC DEFINITIONS AND DECLARATIONS**************/
  72
  73#ifdef DRV_DECL                 /*Driver specific declaration */
  74int init_sata (int dev);
  75#endif
  76
  77#ifdef DRV_DECL                 /*Defines Driver Specific variables */
  78struct sata_port port[CONFIG_SYS_SATA_MAXBUS];
  79#endif
  80
  81#endif /* __ATA_PIIX_H__ */
  82