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_ */ 27