Rev 5270 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1412 | serge | 1 | |
| 2 | #include |
||
| 5270 | serge | 3 | #include |
| 1412 | serge | 4 | #include |
| 5270 | serge | 5 | #include |
| 1412 | serge | 6 | #include |
| 7 | |||
| 8 | |||
| 9 | extern struct builtin_fw __end_builtin_fw[]; |
||
| 10 | |||
| 11 | |||
| 12 | drivers which would benefit from using separate records which are |
||
| 13 | longer than that, so we extend to 16 bits of length */ |
||
| 14 | struct ihex_binrec { |
||
| 15 | __be32 addr; |
||
| 16 | __be16 len; |
||
| 17 | uint8_t data[0]; |
||
| 18 | } __attribute__((packed)); |
||
| 19 | |||
| 20 | |||
| 21 | static inline const struct ihex_binrec * |
||
| 22 | ihex_next_binrec(const struct ihex_binrec *rec) |
||
| 23 | { |
||
| 24 | int next = ((be16_to_cpu(rec->len) + 5) & ~3) - 2; |
||
| 25 | rec = (void *)&rec->data[next]; |
||
| 26 | |||
| 27 | |||
| 28 | } |
||
| 29 | |||
| 30 | |||
| 31 | request_firmware(const struct firmware **firmware_p, const char *name, |
||
| 32 | struct device *device) |
||
| 33 | { |
||
| 34 | |||
| 35 | |||
| 36 | struct builtin_fw *builtin; |
||
| 37 | const struct ihex_binrec *rec; |
||
| 38 | unsigned int size; |
||
| 39 | |||
| 40 | |||
| 41 | |||
| 42 | |||
| 43 | return -EINVAL; |
||
| 44 | |||
| 45 | |||
| 46 | if (!firmware) { |
||
| 47 | dbgprintf("%s: kmalloc(struct firmware) failed\n", __func__); |
||
| 48 | return -ENOMEM; |
||
| 49 | } |
||
| 50 | |||
| 51 | |||
| 52 | builtin++) |
||
| 53 | { |
||
| 54 | uint8_t *pfw; |
||
| 55 | |||
| 56 | |||
| 57 | continue; |
||
| 58 | dbgprintf("firmware: using built-in firmware %s\n", name); |
||
| 59 | |||
| 60 | |||
| 1413 | serge | 61 | size = 0; |
| 1412 | serge | 62 | for (rec = (const struct ihex_binrec *)builtin->data; |
| 63 | rec; rec = ihex_next_binrec(rec)) |
||
| 64 | { |
||
| 65 | size += be16_to_cpu(rec->len); |
||
| 66 | } |
||
| 67 | dbgprintf("firmware size %d\n", size); |
||
| 68 | |||
| 69 | |||
| 70 | return -EINVAL; |
||
| 71 | |||
| 72 | |||
| 73 | |||
| 74 | |||
| 75 | |||
| 76 | return -ENOMEM; |
||
| 77 | |||
| 78 | |||
| 79 | firmware->data = pfw; |
||
| 80 | |||
| 81 | |||
| 82 | rec; rec = ihex_next_binrec(rec)) |
||
| 83 | { |
||
| 84 | unsigned int src_size; |
||
| 85 | |||
| 86 | |||
| 87 | memcpy(pfw, rec->data, src_size); |
||
| 88 | pfw+= src_size; |
||
| 89 | }; |
||
| 90 | #else |
||
| 1413 | serge | 91 | dbgprintf("firmware size %d\n", builtin->size); |
| 92 | |||
| 93 | |||
| 94 | firmware->data = builtin->data; |
||
| 95 | #endif |
||
| 96 | return 0; |
||
| 1412 | serge | 97 | } |
| 98 | |||
| 99 | |||
| 100 | *firmware_p = NULL; |
||
| 101 | |||
| 102 | |||
| 103 | }; |
||
| 104 | |||
| 105 | |||
| 106 | release_firmware(const struct firmware *fw) |
||
| 107 | { |
||
| 108 | if (fw) { |
||
| 109 | kfree((void*)fw); |
||
| 110 | } |
||
| 111 | } |
||
| 112 | /* |
||
| 6282 | serge | 113 | struct platform_device* |
| 1412 | serge | 114 | platform_device_register_simple(const char* c, int id, void *r, unsigned int i) |
| 115 | { |
||
| 116 | static struct platform_device pd; |
||
| 117 | |||
| 118 | |||
| 119 | }; |
||
| 120 | */ |
||
| 6282 | serge | 121 |