| Line 16... |
Line 16... |
// You should have received a copy of the GNU General Public
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// You should have received a copy of the GNU General Public
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// License along with this work; if not, write to the Free Software
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// License along with this work; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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//
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// ========== Copyright Header End ============================================
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// ========== Copyright Header End ============================================
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`ifdef SIMPLY_RISC_TWEAKS
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`define SIMPLY_RISC_SCANIN .si(0)
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`else
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`define SIMPLY_RISC_SCANIN .si()
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`endif
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////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////
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/*
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/*
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// Module Name: sparc_ifu_ctr5
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// Module Name: sparc_ifu_ctr5
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// Description:
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// Description:
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// 5 bit counter for starvation detect
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// 5 bit counter for starvation detect
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| Line 49... |
Line 54... |
assign sum[2] = count[2] ^ (count[1] & count[0]);
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assign sum[2] = count[2] ^ (count[1] & count[0]);
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assign sum[3] = count[3] ^ (count[2] & count[1] & count[0]);
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assign sum[3] = count[3] ^ (count[2] & count[1] & count[0]);
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assign sum[4] = count[4] ^ (count[3] & count[2] & count[1] & count[0]);
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assign sum[4] = count[4] ^ (count[3] & count[2] & count[1] & count[0]);
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assign count_nxt = sum & {5{rst_ctr_l}};
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assign count_nxt = sum & {5{rst_ctr_l}};
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dff #(5) cnt_reg(.din (count_nxt),
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dff_s #(5) cnt_reg(.din (count_nxt),
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.q (count),
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.q (count),
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.clk (clk),
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.clk (clk),
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.se (se), .si(), .so());
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.se (se), `SIMPLY_RISC_SCANIN, .so());
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// limit set to 24 for now
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// limit set to 24 for now
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assign limit = count[4] & count[3];
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assign limit = count[4] & count[3];
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