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https://opencores.org/ocsvn/neorv32/neorv32/trunk
[/] [neorv32/] [trunk/] [rtl/] [core/] [neorv32_mtime.vhd] - Diff between revs 4 and 6
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| Rev 4 |
Rev 6 |
| Line 106... |
Line 106... |
mtime_lo <= (others => '0');
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mtime_lo <= (others => '0');
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mtime_hi <= (others => '0');
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mtime_hi <= (others => '0');
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else
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else
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-- mtime low --
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-- mtime low --
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mtime_lo <= std_ulogic_vector(unsigned(mtime_lo) + 1);
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mtime_lo <= std_ulogic_vector(unsigned(mtime_lo) + 1);
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mtime_lo_msb_ff <= mtime_lo(mtime_lo'left);
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-- mtime high --
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-- mtime high --
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if ((mtime_lo_msb_ff xor mtime_lo(mtime_lo'left)) = '1') then -- mtime_lo carry?
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if ((mtime_lo_msb_ff xor mtime_lo(mtime_lo'left)) = '1') then -- mtime_lo carry?
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mtime_hi <= std_ulogic_vector(unsigned(mtime_hi) + 1);
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mtime_hi <= std_ulogic_vector(unsigned(mtime_hi) + 1);
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end if;
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end if;
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end if;
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end if;
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