[f40a309] | 1 | /*
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| 2 | =============================================================================
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| 3 | fpu.h -- FPU definitions
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| 4 | Version 4 -- 1987-11-05 -- D.N. Lynx Crowe
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| 5 | =============================================================================
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| 6 | */
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| 7 |
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| 8 | /* preprocessor functions */
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| 9 |
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| 10 | #define FPUVAL(x) ((x) << 5)
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| 11 |
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| 12 | /* FPU data areas (word offsets) */
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| 13 |
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| 14 | #define FPU_OWST 0x00000000L /* waveshape tables */
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| 15 | #define FPU_OFNC 0x00002000L /* functions */
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| 16 | #define FPU_OINT 0x00002000L /* interrupt read address */
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| 17 | #define FPU_OICL 0x00003000L /* interrupt clear address */
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| 18 | #define FPU_OCFG 0x00002FF0L /* configuration words */
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| 19 | #define FPU_OSYN 0x00002FFFL /* sync word */
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| 20 |
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| 21 | /* FPU time limits */
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| 22 |
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| 23 | #define FPU_MAXT 0xFFF0 /* FPU maximum time (65520 ms) */
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| 24 | #define FPU_MINT 0x800F /* FPU minimum time (1 ms) */
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| 25 |
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| 26 | /* FPU value limits */
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| 27 |
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| 28 | #define VALMAX (1000 << 5)
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| 29 | #define VALMIN (-1000 << 5)
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| 30 |
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| 31 | /* FPU data types */
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| 32 |
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| 33 | #define FPU_TCTL 0 /* control */
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| 34 | #define FPU_TNV0 1 /* new value[0] -- '10' in new value select */
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| 35 | #define FPU_TCV1 4 /* voltage 1 */
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| 36 | #define FPU_TSF1 5 /* scale factor 1 */
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| 37 | #define FPU_TCV2 6 /* voltage 2 */
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| 38 | #define FPU_TSF2 7 /* scale factor 2 */
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| 39 | #define FPU_TCV3 8 /* voltage 3 */
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| 40 | #define FPU_TSF3 9 /* scale factor 3 */
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| 41 | #define FPU_TMNT 10 /* time mantissa */
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| 42 | #define FPU_TEXP 11 /* time exponent */
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| 43 | #define FPU_TNV1 14 /* new value[1] -- '01' in new value select */
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