URL https://opencores.org/ocsvn/srdydrdy_lib/srdydrdy_lib/trunk

Subversion Repositories srdydrdy_lib

[/] [srdydrdy_lib/] [trunk/] [rtl/] [verilog/] [buffers/] [sd_fifo_head_b.v] - Diff between revs 2 and 6

Rev 2	Rev 6
Line 51...	Line 51...
`reg [asz-1:0] nxt_wrptr;`	`reg [asz-1:0] nxt_wrptr;`
`reg [asz-1:0] wrptr_p1;`	`reg [asz-1:0] wrptr_p1;`
`reg empty;`	`reg empty;`
`reg full, nxt_full;`	`reg full, nxt_full;`
`reg [asz-1:0] nxt_com_wrptr;`	`reg [asz-1:0] nxt_com_wrptr;`
`generate if (!commit)`
`always @* com_wrptr = cur_wrptr;`
`endgenerate`

`assign c_drdy = !full & enable;`	`assign c_drdy = !full & enable;`

`always @*`	`always @*`
`begin`	`begin`
Line 99...	Line 96...
cur_wrptr <= `SDLIB_DELAY nxt_wrptr;	cur_wrptr <= `SDLIB_DELAY nxt_wrptr;
full <= `SDLIB_DELAY nxt_full;	full <= `SDLIB_DELAY nxt_full;
`end // else: !if(reset)`	`end // else: !if(reset)`
`end // always @ (posedge clk)`	`end // always @ (posedge clk)`

`generate if (commit)`	`generate`
	`if (commit)`
	`begin`
`always @*`	`always @*`
`begin`	`begin`
`if (enable & c_commit & !c_abort & c_srdy & !full)`	`if (enable & c_commit & !c_abort & c_srdy & !full)`
`nxt_com_wrptr = wrptr_p1;`	`nxt_com_wrptr = wrptr_p1;`
`else`	`else`
Line 115...	Line 114...
`if (reset)`	`if (reset)`
com_wrptr <= `SDLIB_DELAY bound_low;	com_wrptr <= `SDLIB_DELAY bound_low;
`else`	`else`
com_wrptr <= `SDLIB_DELAY nxt_com_wrptr;	com_wrptr <= `SDLIB_DELAY nxt_com_wrptr;
`end`	`end`
	`end // if (commit)`
	`else`
	`begin`
	`always @*`
	`com_wrptr = cur_wrptr;`
	`end`
`endgenerate`	`endgenerate`

`endmodule // fifo_head`	`endmodule // fifo_head`


`No newline at end of file`	`No newline at end of file`