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[/] [neorv32/] [trunk/] [rtl/] [core/] [neorv32_mtime.vhd] - Diff between revs 64 and 65
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| Rev 64 |
Rev 65 |
| Line 167... |
Line 167... |
-- Comparator -----------------------------------------------------------------------------
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-- Comparator -----------------------------------------------------------------------------
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-- -------------------------------------------------------------------------------------------
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-- -------------------------------------------------------------------------------------------
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cmp_sync: process(clk_i)
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cmp_sync: process(clk_i)
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begin
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begin
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if rising_edge(clk_i) then
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if rising_edge(clk_i) then
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cmp_lo_ge_ff <= cmp_lo_ge;
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cmp_lo_ge_ff <= cmp_lo_ge; -- there is one cycle delay between low (earlier) and high (later) word
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irq_o <= cmp_hi_gt or (cmp_hi_eq and cmp_lo_ge_ff);
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irq_o <= cmp_hi_gt or (cmp_hi_eq and cmp_lo_ge_ff);
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end if;
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end if;
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end process cmp_sync;
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end process cmp_sync;
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-- sub-word comparators --
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-- sub-word comparators --
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