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[/] [neorv32/] [trunk/] [sw/] [lib/] [include/] [neorv32.h] - Diff between revs 36 and 39

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Rev 36 Rev 39
Line 141... Line 141...
 
 
/**********************************************************************//**
/**********************************************************************//**
 * CPU <b>misa</b> CSR (r/-): Machine instruction set extensions (RISC-V spec.)
 * CPU <b>misa</b> CSR (r/-): Machine instruction set extensions (RISC-V spec.)
 **************************************************************************/
 **************************************************************************/
enum NEORV32_CPU_MISA_enum {
enum NEORV32_CPU_MISA_enum {
 
  CPU_MISA_A_EXT      =  0, /**< CPU misa CSR  (0): A: Atomic instructions CPU extension available (r/-)*/
 
  CPU_MISA_B_EXT      =  1, /**< CPU misa CSR  (1): B: Bit manipulation CPU extension available (r/-)*/
  CPU_MISA_C_EXT      =  2, /**< CPU misa CSR  (2): C: Compressed instructions CPU extension available (r/-)*/
  CPU_MISA_C_EXT      =  2, /**< CPU misa CSR  (2): C: Compressed instructions CPU extension available (r/-)*/
  CPU_MISA_E_EXT      =  4, /**< CPU misa CSR  (3): E: Embedded CPU extension available (r/-) */
  CPU_MISA_E_EXT      =  4, /**< CPU misa CSR  (4): E: Embedded CPU extension available (r/-) */
 
  CPU_MISA_F_EXT      =  4, /**< CPU misa CSR  (5): F: Floating point (single-precision) extension available (r/-) */
  CPU_MISA_I_EXT      =  8, /**< CPU misa CSR  (8): I: Base integer ISA CPU extension available (r/-) */
  CPU_MISA_I_EXT      =  8, /**< CPU misa CSR  (8): I: Base integer ISA CPU extension available (r/-) */
  CPU_MISA_M_EXT      = 12, /**< CPU misa CSR (12): M: Multiplier/divider CPU extension available (r/-)*/
  CPU_MISA_M_EXT      = 12, /**< CPU misa CSR (12): M: Multiplier/divider CPU extension available (r/-)*/
  CPU_MISA_U_EXT      = 20, /**< CPU misa CSR (20): U: User mode CPU extension available (r/-)*/
  CPU_MISA_U_EXT      = 20, /**< CPU misa CSR (20): U: User mode CPU extension available (r/-)*/
  CPU_MISA_X_EXT      = 23, /**< CPU misa CSR (23): X: Non-standard CPU extension available (r/-) */
  CPU_MISA_X_EXT      = 23, /**< CPU misa CSR (23): X: Non-standard CPU extension available (r/-) */
  CPU_MISA_MXL_LO_EXT = 30, /**< CPU misa CSR (30): MXL.lo: CPU data width (r/-) */
  CPU_MISA_MXL_LO_EXT = 30, /**< CPU misa CSR (30): MXL.lo: CPU data width (r/-) */

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