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Annotation of researchv9/sys/sun3/udvma.h, revision 1.1.1.1

1.1       root        1: /*      @(#)udvma.h 1.1 86/02/03 SMI      */
                      2: 
                      3: /*
                      4:  * Copyright (c) 1985 by Sun Microsystems, Inc.
                      5:  */
                      6: 
                      7: /*
                      8:  * On implementations that allow user DVMA, the User DVMA enable
                      9:  * register controls which contexts have DVMA access. The user DVMA
                     10:  * enable register is addressed as a byte in FC_MAP space.
                     11:  */
                     12: 
                     13: /*
                     14:  * Bits for the User DVMA enable register
                     15:  */
                     16: #define        UDVMA_CX7       0x80            /* User DVMA for context 7 */
                     17: #define        UDVMA_CX6       0x40            /* User DVMA for context 6 */
                     18: #define        UDVMA_CX5       0x20            /* User DVMA for context 5 */
                     19: #define        UDVMA_CX4       0x10            /* User DVMA for context 4 */
                     20: #define        UDVMA_CX3       0x08            /* User DVMA for context 3 */
                     21: #define        UDVMA_CX2       0x04            /* User DVMA for context 2 */
                     22: #define        UDVMA_CX1       0x02            /* User DVMA for context 1 */
                     23: #define        UDVMA_CX0       0x01            /* User DVMA for context 0 */
                     24: 
                     25: #define        UDVMA_NORMAL    0x00            /* Normal - all user DVMA disabled */
                     26: 
                     27: #define        UDVMA_REG       0x50000000      /* addr of udvma reg in FC_MAP space */

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