sys/arch/powerpc/include/ibm4xx/mal405gp.h

   1 #ifndef _IBM4XX_MAL405GP_H_
   2 #define _IBM4XX_MAL405GP_H_
   3
   4 /* Memory Access Layer buffer descriptor */
   5 struct mal_descriptor {
   6         volatile u_int16_t md_stat_ctrl;        /* Status/Control */
   7         volatile u_int16_t md_data_len;         /* Data Len (low 12 bits only) */
   8         volatile u_int32_t md_data;             /* Data pointer */
   9 };
  10
  11 /* MAL transmit status/control definitions */
  12 #define MAL_TX_READY            0x8000
  13 #define MAL_TX_WRAP             0x4000
  14 #define MAL_TX_CONTINUOUS_MODE  0x2000
  15 #define MAL_TX_LAST             0x1000
  16 #define MAL_TX_INTERRUPT        0x0400
  17
  18 /* MAL receive status/control definitions */
  19 #define MAL_RX_EMPTY            0x8000
  20 #define MAL_RX_WRAP             0x4000
  21 #define MAL_RX_CONTINUOUS_MODE  0x2000
  22 #define MAL_RX_LAST             0x1000
  23 #define MAL_RX_FIRST            0x0800
  24 #define MAL_RX_INTERRUPT        0x0400
  25
  26 #endif /* _IBM4XX_MAL405GP_H_ */