openpcd/firmware/src/pcd.h @ master
| 1 | f57b548d | (no author) | #ifndef _OPENPCD_H
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| 2 | #define _OPENPCD_H
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| 3 | /* pcd.h - OpenPCD USB protocol definitions
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| 4 | * (C) 2006 Harald Welte <laforge@gnumonks.org>
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| 5 | */
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| 6 | |||
| 7 | #include <sys/types.h>
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| 8 | |||
| 9 | struct opcd_cmd_hdr { |
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| 10 | 373c172a | Harald Welte | uint8_t cmd; |
| 11 | uint8_t arg1; |
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| 12 | uint16_t arg2; |
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| 13 | f57b548d | (no author) | } __attribute__ ((packed)); |
| 14 | |||
| 15 | enum opcd_cmd { |
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| 16 | OPCD_CMD_REG_READ = 0x01, /* Transparent Read of RC632 REG */ |
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| 17 | OPCD_CMD_REG_WRITE = 0x02, /* Transparent Write to RC632 REG */ |
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| 18 | |||
| 19 | OPCD_CMD_FIFO_READ = 0x03, /* Transparent Read fron RC632 FIFO */ |
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| 20 | OPCD_CMD_FIFO_WRITE = 0x04, /* Transparent Write to RC632 FIFO */ |
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| 21 | |||
| 22 | OPCD_CMD_VFIFO_READ = 0x05, /* Read bytes from virtual FIFO */ |
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| 23 | OPCD_CMD_VFIFO_WRITE = 0x06, /* Write bytes to virtual FIFO */ |
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| 24 | OPCD_CMD_VFIFO_MODE = 0x07, /* Set Virtual FIFO mode */ |
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| 25 | |||
| 26 | OPCD_CMD_REG_SETBIT = 0x08, /* Set a bit in RC632 Register */ |
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| 27 | OPCD_CMD_REG_CLRBIT = 0x09, /* Clear a bit in RC632 Register */ |
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| 28 | };
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| 29 | |||
| 30 | struct opcd_status_hdr { |
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| 31 | 373c172a | Harald Welte | uint8_t cause, /* interrupt cause register RC632 */ |
| 32 | uint8_t prim_status, /* primary status register RC632 */ |
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| 33 | f57b548d | (no author) | } __attribute__ ((packed)); |
| 34 | |||
| 35 | #endif /* _OPENPCD_H */ |
