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Line 48... |
constant rf_r0_is_reg_c : boolean := true; -- reg_file.r0 is a physical register that has to be initialized to zero by the CPU HW
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constant rf_r0_is_reg_c : boolean := true; -- reg_file.r0 is a physical register that has to be initialized to zero by the CPU HW
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-- Architecture Constants -----------------------------------------------------------------
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-- Architecture Constants -----------------------------------------------------------------
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-- -------------------------------------------------------------------------------------------
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-- -------------------------------------------------------------------------------------------
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constant data_width_c : natural := 32; -- data width - do not change!
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constant data_width_c : natural := 32; -- data width - do not change!
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constant hw_version_c : std_ulogic_vector(31 downto 0) := x"01040606"; -- no touchy!
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constant hw_version_c : std_ulogic_vector(31 downto 0) := x"01040700"; -- no touchy!
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constant pmp_max_r_c : natural := 8; -- max PMP regions - FIXED!
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constant pmp_max_r_c : natural := 8; -- max PMP regions - FIXED!
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constant archid_c : natural := 19; -- official NEORV32 architecture ID - hands off!
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constant archid_c : natural := 19; -- official NEORV32 architecture ID - hands off!
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-- Helper Functions -----------------------------------------------------------------------
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-- Helper Functions -----------------------------------------------------------------------
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-- -------------------------------------------------------------------------------------------
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-- -------------------------------------------------------------------------------------------
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constant csr_mvendorid_c : std_ulogic_vector(11 downto 0) := x"f11"; -- mvendorid
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constant csr_mvendorid_c : std_ulogic_vector(11 downto 0) := x"f11"; -- mvendorid
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constant csr_marchid_c : std_ulogic_vector(11 downto 0) := x"f12"; -- marchid
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constant csr_marchid_c : std_ulogic_vector(11 downto 0) := x"f12"; -- marchid
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constant csr_mimpid_c : std_ulogic_vector(11 downto 0) := x"f13"; -- mimpid
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constant csr_mimpid_c : std_ulogic_vector(11 downto 0) := x"f13"; -- mimpid
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constant csr_mhartid_c : std_ulogic_vector(11 downto 0) := x"f14"; -- mhartid
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constant csr_mhartid_c : std_ulogic_vector(11 downto 0) := x"f14"; -- mhartid
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--
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--
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constant csr_mzext_c : std_ulogic_vector(11 downto 0) := x"fc0"; -- mzext (custom)
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constant csr_mzext_c : std_ulogic_vector(11 downto 0) := x"fc0"; -- mzext (neorv32-custom)
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-- Co-Processor Operations ----------------------------------------------------------------
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-- Co-Processor Operations ----------------------------------------------------------------
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-- -------------------------------------------------------------------------------------------
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-- -------------------------------------------------------------------------------------------
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-- cp ids --
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-- cp ids --
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constant cp_sel_muldiv_c : std_ulogic_vector(1 downto 0) := "00"; -- MULDIV
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constant cp_sel_muldiv_c : std_ulogic_vector(1 downto 0) := "00"; -- MULDIV
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