41 lines
1.5 KiB
C
41 lines
1.5 KiB
C
//-----------------------------------------------------------------------------
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// Jonathan Westhues, Aug 2005
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// Gerhard de Koning Gans, April 2008, May 2011
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//
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// This code is licensed to you under the terms of the GNU GPL, version 2 or,
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// at your option, any later version. See the LICENSE.txt file for the text of
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// the license.
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//-----------------------------------------------------------------------------
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// BigBuf and functions to allocate/free parts of it.
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//-----------------------------------------------------------------------------
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#ifndef __BIGBUF_H
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#define __BIGBUF_H
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#define BIGBUF_SIZE 40000
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#define TRACE_OFFSET 0
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#define TRACE_SIZE 3000
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#define RECV_CMD_OFFSET (TRACE_OFFSET + TRACE_SIZE)
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#define MAX_FRAME_SIZE 256
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#define MAX_PARITY_SIZE ((MAX_FRAME_SIZE + 1)/ 8)
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#define RECV_CMD_PAR_OFFSET (RECV_CMD_OFFSET + MAX_FRAME_SIZE)
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#define RECV_RESP_OFFSET (RECV_CMD_PAR_OFFSET + MAX_PARITY_SIZE)
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#define RECV_RESP_PAR_OFFSET (RECV_RESP_OFFSET + MAX_FRAME_SIZE)
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#define CARD_MEMORY_OFFSET (RECV_RESP_PAR_OFFSET + MAX_PARITY_SIZE)
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#define CARD_MEMORY_SIZE 4096
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#define DMA_BUFFER_OFFSET CARD_MEMORY_OFFSET
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#define DMA_BUFFER_SIZE CARD_MEMORY_SIZE
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#define FREE_BUFFER_OFFSET (CARD_MEMORY_OFFSET + CARD_MEMORY_SIZE)
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#define FREE_BUFFER_SIZE (BIGBUF_SIZE - FREE_BUFFER_OFFSET - 1)
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extern uint8_t *BigBuf_get_addr(void);
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extern uint16_t BigBuf_max_trace_len(void);
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void BigBuf_Clear(void);
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extern uint8_t *BigBuf_malloc(uint16_t);
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extern void BigBuf_free(void);
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extern uint16_t traceLen;
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#endif /* __BIGBUF_H */
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