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f_dfu.h

f_dfu.h 2.1 KB
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  1. /*
    2. 

  2.  * f_dfu.h -- Device Firmware Update gadget
    3. 

  3.  *
    4. 

  4.  * Copyright (C) 2011-2012 Samsung Electronics
    5. 

  5.  * author: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
    6. 

  6.  *
    7. 

  7.  * SPDX-License-Identifier:	GPL-2.0+
    8. 

  8.  */
    9. 

  9. 

  10. #ifndef __F_DFU_H_
    11. 

  11. #define __F_DFU_H_
    12. 

  12. 

  13. #include <linux/compiler.h>
    14. 

  14. #include <linux/usb/composite.h>
    15. 

  15. 

  16. #define DFU_CONFIG_VAL			1
    17. 

  17. #define DFU_DT_FUNC			0x21
    18. 

  18. 

  19. #define DFU_BIT_WILL_DETACH		(0x1 << 3)
    20. 

  20. #define DFU_BIT_MANIFESTATION_TOLERANT	(0x1 << 2)
    21. 

  21. #define DFU_BIT_CAN_UPLOAD		(0x1 << 1)
    22. 

  22. #define DFU_BIT_CAN_DNLOAD		0x1
    23. 

  23. 

  24. /* big enough to hold our biggest descriptor */
    25. 

  25. #define DFU_USB_BUFSIZ			4096
    26. 

  26. 

  27. #define USB_REQ_DFU_DETACH		0x00
    28. 

  28. #define USB_REQ_DFU_DNLOAD		0x01
    29. 

  29. #define USB_REQ_DFU_UPLOAD		0x02
    30. 

  30. #define USB_REQ_DFU_GETSTATUS		0x03
    31. 

  31. #define USB_REQ_DFU_CLRSTATUS		0x04
    32. 

  32. #define USB_REQ_DFU_GETSTATE		0x05
    33. 

  33. #define USB_REQ_DFU_ABORT		0x06
    34. 

  34. 

  35. #define DFU_STATUS_OK			0x00
    36. 

  36. #define DFU_STATUS_errTARGET		0x01
    37. 

  37. #define DFU_STATUS_errFILE		0x02
    38. 

  38. #define DFU_STATUS_errWRITE		0x03
    39. 

  39. #define DFU_STATUS_errERASE		0x04
    40. 

  40. #define DFU_STATUS_errCHECK_ERASED	0x05
    41. 

  41. #define DFU_STATUS_errPROG		0x06
    42. 

  42. #define DFU_STATUS_errVERIFY		0x07
    43. 

  43. #define DFU_STATUS_errADDRESS		0x08
    44. 

  44. #define DFU_STATUS_errNOTDONE		0x09
    45. 

  45. #define DFU_STATUS_errFIRMWARE		0x0a
    46. 

  46. #define DFU_STATUS_errVENDOR		0x0b
    47. 

  47. #define DFU_STATUS_errUSBR		0x0c
    48. 

  48. #define DFU_STATUS_errPOR		0x0d
    49. 

  49. #define DFU_STATUS_errUNKNOWN		0x0e
    50. 

  50. #define DFU_STATUS_errSTALLEDPKT	0x0f
    51. 

  51. 

  52. #define RET_STALL			-1
    53. 

  53. #define RET_ZLP				0
    54. 

  54. #define RET_STAT_LEN			6
    55. 

  55. 

  56. enum dfu_state {
    57. 

  57. 	DFU_STATE_appIDLE		= 0,
    58. 

  58. 	DFU_STATE_appDETACH		= 1,
    59. 

  59. 	DFU_STATE_dfuIDLE		= 2,
    60. 

  60. 	DFU_STATE_dfuDNLOAD_SYNC	= 3,
    61. 

  61. 	DFU_STATE_dfuDNBUSY		= 4,
    62. 

  62. 	DFU_STATE_dfuDNLOAD_IDLE	= 5,
    63. 

  63. 	DFU_STATE_dfuMANIFEST_SYNC	= 6,
    64. 

  64. 	DFU_STATE_dfuMANIFEST		= 7,
    65. 

  65. 	DFU_STATE_dfuMANIFEST_WAIT_RST	= 8,
    66. 

  66. 	DFU_STATE_dfuUPLOAD_IDLE	= 9,
    67. 

  67. 	DFU_STATE_dfuERROR		= 10,
    68. 

  68. };
    69. 

  69. 

  70. struct dfu_status {
    71. 

  71. 	__u8				bStatus;
    72. 

  72. 	__u8				bwPollTimeout[3];
    73. 

  73. 	__u8				bState;
    74. 

  74. 	__u8				iString;
    75. 

  75. } __packed;
    76. 

  76. 

  77. struct dfu_function_descriptor {
    78. 

  78. 	__u8				bLength;
    79. 

  79. 	__u8				bDescriptorType;
    80. 

  80. 	__u8				bmAttributes;
    81. 

  81. 	__le16				wDetachTimeOut;
    82. 

  82. 	__le16				wTransferSize;
    83. 

  83. 	__le16				bcdDFUVersion;
    84. 

  84. } __packed;
    85. 

  85. 

  86. #define DFU_POLL_TIMEOUT_MASK           (0xFFFFFFUL)
    87. 

  87. #endif /* __F_DFU_H_ */
    88.