27 lines
766 B
C
27 lines
766 B
C
#ifndef _IBM4XX_MAL405GP_H_
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#define _IBM4XX_MAL405GP_H_
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/* Memory Access Layer buffer descriptor */
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struct mal_descriptor {
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volatile u_int16_t md_stat_ctrl; /* Status/Control */
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volatile u_int16_t md_data_len; /* Data Len (low 12 bits only) */
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volatile u_int32_t md_data; /* Data pointer */
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};
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/* MAL transmit status/control definitions */
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#define MAL_TX_READY 0x8000
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#define MAL_TX_WRAP 0x4000
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#define MAL_TX_CONTINUOUS_MODE 0x2000
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#define MAL_TX_LAST 0x1000
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#define MAL_TX_INTERRUPT 0x0400
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/* MAL receive status/control definitions */
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#define MAL_RX_EMPTY 0x8000
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#define MAL_RX_WRAP 0x4000
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#define MAL_RX_CONTINUOUS_MODE 0x2000
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#define MAL_RX_LAST 0x1000
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#define MAL_RX_FIRST 0x0800
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#define MAL_RX_INTERRUPT 0x0400
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#endif /* _IBM4XX_MAL405GP_H_ */
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