| Louis Mayencourt | b546900 | 2019-07-15 13:56:03 +0100 | [diff] [blame] | 1 | @startuml |
| 2 | |
| 3 | package arm_io_storage { |
| 4 | |
| 5 | class plat_io_policy { |
| 6 | dev_handle : uintptr_t* |
| 7 | image_spec : uintptr_t |
| 8 | {abstract} check() : fctptr |
| 9 | } |
| 10 | |
| 11 | class FIP_IMAGE_ID { |
| 12 | memmap_dev_handle |
| 13 | fip_block_spec |
| 14 | open_memmap() |
| 15 | } |
| 16 | |
| 17 | class BL2_IMAGE_ID{ |
| 18 | fip_dev_handle |
| 19 | bl2_uuid_spec |
| 20 | open_fip() |
| 21 | } |
| 22 | |
| 23 | class xxx_IMAGE_ID{ |
| 24 | fip_dev_handle |
| 25 | xxx_uuid_spec |
| 26 | open_fip() |
| 27 | } |
| 28 | |
| 29 | class arm_io_storage { |
| 30 | fip_dev_con : io_dev_connector_t* |
| 31 | fip_dev_handle : uintptr_t |
| 32 | memmap_dev_con : io_dev_connector_t* |
| 33 | memmap_dev_handle : uintptr_t |
| 34 | |
| 35 | fip_block_spec : io_block_spec_t |
| 36 | |
| 37 | policies : plat_io_policy[1..*] |
| 38 | |
| 39 | -open_fip() |
| 40 | -open_memmap() |
| 41 | |
| 42 | +arm_io_setup() |
| 43 | +plat_get_image_source() |
| 44 | } |
| 45 | |
| 46 | FIP_IMAGE_ID -up-|> plat_io_policy |
| 47 | BL2_IMAGE_ID -up-|> plat_io_policy |
| 48 | xxx_IMAGE_ID -up-|> plat_io_policy |
| 49 | |
| 50 | arm_io_storage *-"1..*" plat_io_policy |
| 51 | } |
| 52 | |
| 53 | package IO { |
| 54 | class io_storage { |
| 55 | io_dev_open() |
| 56 | io_dev_init() |
| 57 | io_dev_close() |
| 58 | |
| 59 | .. synchronous operations .. |
| 60 | io_open() |
| 61 | io_seek() |
| 62 | io_size() |
| 63 | io_read() |
| 64 | io_write() |
| 65 | io_close() |
| 66 | |
| 67 | io_register_device() |
| 68 | } |
| 69 | |
| 70 | class io_fip { |
| 71 | register_io_dev_fip() |
| 72 | .. io_dev_funcs_t interface .. |
| 73 | fip_dev_funcs : io_dev_funcs_t |
| 74 | } |
| 75 | |
| 76 | class io_memmap { |
| 77 | register_io_dev_memmap() |
| 78 | .. io_dev_funcs_t interface .. |
| 79 | memmap_dev_funcs : io_dev_funcs_t |
| 80 | } |
| 81 | |
| 82 | interface io_driver { |
| 83 | io_entity_t |
| 84 | io_dev_info_t |
| 85 | |
| 86 | .. io_dev_connector_t interface .. |
| 87 | dev_open() |
| 88 | |
| 89 | .. io_dev_funcs_t interface .. |
| 90 | type() |
| 91 | open() |
| 92 | seek() |
| 93 | size() |
| 94 | read() |
| 95 | write() |
| 96 | close() |
| 97 | dev_init() |
| 98 | dev_close() |
| 99 | |
| 100 | io_register_device() |
| 101 | } |
| 102 | } |
| 103 | arm_io_storage .. io_driver |
| 104 | arm_io_storage .. io_fip |
| 105 | arm_io_storage .. io_memmap |
| 106 | arm_io_storage .. io_storage |
| 107 | |
| 108 | |
| 109 | @enduml |