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ata_piix.h

ata_piix.h 2.3 KB
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  1. #ifndef __ATA_PIIX_H__
    2. 

  2. #define __ATA_PIIX_H__
    3. 

  3. 

  4. #if (DEBUG_SATA)
    5. 

  5. #define PRINTF(fmt,args...)	printf (fmt ,##args)
    6. 

  6. #else
    7. 

  7. #define PRINTF(fmt,args...)
    8. 

  8. #endif
    9. 

  9. 

  10. struct sata_ioports {
    11. 

  11. 	unsigned long cmd_addr;
    12. 

  12. 	unsigned long data_addr;
    13. 

  13. 	unsigned long error_addr;
    14. 

  14. 	unsigned long feature_addr;
    15. 

  15. 	unsigned long nsect_addr;
    16. 

  16. 	unsigned long lbal_addr;
    17. 

  17. 	unsigned long lbam_addr;
    18. 

  18. 	unsigned long lbah_addr;
    19. 

  19. 	unsigned long device_addr;
    20. 

  20. 	unsigned long status_addr;
    21. 

  21. 	unsigned long command_addr;
    22. 

  22. 	unsigned long altstatus_addr;
    23. 

  23. 	unsigned long ctl_addr;
    24. 

  24. 	unsigned long bmdma_addr;
    25. 

  25. 	unsigned long scr_addr;
    26. 

  26. };
    27. 

  27. 

  28. struct sata_port {
    29. 

  29. 	unsigned char port_no;		/* primary=0, secondary=1	*/
    30. 

  30. 	struct sata_ioports ioaddr;	/* ATA cmd/ctl/dma reg blks	*/
    31. 

  31. 	unsigned char ctl_reg;
    32. 

  32. 	unsigned char last_ctl;
    33. 

  33. 	unsigned char port_state;	/* 1-port is available and	*/
    34. 

  34. 					/* 0-port is not available	*/
    35. 

  35. 	unsigned char dev_mask;
    36. 

  36. };
    37. 

  37. 

  38. /***********SATA LIBRARY SPECIFIC DEFINITIONS AND DECLARATIONS**************/
    39. 

  39. #ifdef SATA_DECL		/*SATA library specific declarations */
    40. 

  40. inline void
    41. 

  41. ata_dump_id (u16 * id)
    42. 

  42. {
    43. 

  43. 	PRINTF ("49 = 0x%04x  "
    44. 

  44. 		"53 = 0x%04x  "
    45. 

  45. 		"63 = 0x%04x  "
    46. 

  46. 		"64 = 0x%04x  "
    47. 

  47. 		"75 = 0x%04x  \n", id[49], id[53], id[63], id[64], id[75]);
    48. 

  48. 	PRINTF ("80 = 0x%04x  "
    49. 

  49. 		"81 = 0x%04x  "
    50. 

  50. 		"82 = 0x%04x  "
    51. 

  51. 		"83 = 0x%04x  "
    52. 

  52. 		"84 = 0x%04x  \n", id[80], id[81], id[82], id[83], id[84]);
    53. 

  53. 	PRINTF ("88 = 0x%04x  " "93 = 0x%04x\n", id[88], id[93]);
    54. 

  54. }
    55. 

  55. #endif
    56. 

  56. 

  57. #ifdef SATA_DECL		/*SATA library specific declarations */
    58. 

  58. int sata_bus_softreset (int num);
    59. 

  59. void sata_identify (int num, int dev);
    60. 

  60. void sata_port (struct sata_ioports *ioport);
    61. 

  61. void set_Feature_cmd (int num, int dev);
    62. 

  62. int sata_devchk (struct sata_ioports *ioaddr, int dev);
    63. 

  63. void dev_select (struct sata_ioports *ioaddr, int dev);
    64. 

  64. u8 sata_busy_wait (struct sata_ioports *ioaddr, int bits, unsigned int max);
    65. 

  65. u8 sata_chk_status (struct sata_ioports *ioaddr);
    66. 

  66. ulong sata_read (int device, ulong blknr,lbaint_t blkcnt, void * buffer);
    67. 

  67. ulong sata_write (int device,ulong blknr, lbaint_t blkcnt, void * buffer);
    68. 

  68. void msleep (int count);
    69. 

  69. #endif
    70. 

  70. 

  71. /************DRIVER SPECIFIC DEFINITIONS AND DECLARATIONS**************/
    72. 

  72. 

  73. #ifdef DRV_DECL			/*Driver specific declaration */
    74. 

  74. int init_sata (int dev);
    75. 

  75. #endif
    76. 

  76. 

  77. #ifdef DRV_DECL			/*Defines Driver Specific variables */
    78. 

  78. struct sata_port port[CONFIG_SYS_SATA_MAXBUS];
    79. 

  79. #endif
    80. 

  80. 

  81. #endif /* __ATA_PIIX_H__ */
    82.