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Subversion Repositories openrisc_me

[/] [openrisc/] [trunk/] [orpsocv2/] [rtl/] [verilog/] [ethmac/] [eth_fifo.v] - Diff between revs 439 and 482

Rev 439	Rev 482
Line 111...	Line 111...
`if (reset)`	`if (reset)`
`waddr <= 0;`	`waddr <= 0;`
`else if (write)`	`else if (write)`
`waddr <= waddr + 1;`	`waddr <= waddr + 1;`

`reg read_reg;`
`always @(posedge clk)`
`read_reg <= read;`

`always @(posedge clk)`	`always @(posedge clk)`
`if (reset)`	`if (reset)`
`raddr <= 0;`	`raddr <= 0;`
`else if (clear)`	`else if (clear)`
`raddr <= waddr;`	`raddr <= waddr;`
Line 151...	Line 147...
`final_read <= 1; // Indicate last read data has been output`	`final_read <= 1; // Indicate last read data has been output`

`assign empty = ~(\|cnt);`	`assign empty = ~(\|cnt);`
`assign almost_empty = cnt==1;`	`assign almost_empty = cnt==1;`
`assign full = {{32-CNT_WIDTH{1'b0}},cnt} == (DEPTH-1);`	`assign full = {{32-CNT_WIDTH{1'b0}},cnt} == (DEPTH-1);`
`assign almost_full = &cnt[CNT_WIDTH-1:0];`	`//assign almost_full = &cnt[CNT_WIDTH-1:0];`
	`assign almost_full = {{32-CNT_WIDTH{1'b0}},cnt} == (DEPTH-2);`

`else // !`ifdef ETH_FIFO_GENERIC	`else // !`ifdef ETH_FIFO_GENERIC

`reg [CNT_WIDTH-1:0] read_pointer;`	`reg [CNT_WIDTH-1:0] read_pointer;`
`reg [CNT_WIDTH-1:0] write_pointer;`	`reg [CNT_WIDTH-1:0] write_pointer;`