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URL https://opencores.org/ocsvn/eco32/eco32/trunk

Subversion Repositories eco32

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  • This comparison shows the changes necessary to convert path
    /
    from Rev 118 to Rev 119
    Reverse comparison

Rev 118 → Rev 119

/eco32/trunk/doc/history
1196,3 → 1196,4
 
15-Mar-2014
Hardware: rom is now equivalent to port-15.
Hardware: ram is now equivalent to port-15.
/eco32/trunk/fpga/src/ram/ram.v
1,3 → 1,8
//
// ram.v -- main memory, using SDRAM
//
 
 
module ram(clk, clk_ok, reset,
en, wr, size, addr,
data_in, data_out, wt,
6,6 → 11,7
sdram_ras_n, sdram_cas_n,
sdram_we_n, sdram_ba,
sdram_a, sdram_dq);
// internal interface signals
input clk;
input clk_ok;
input reset;
16,6 → 22,7
input [31:0] data_in;
output reg [31:0] data_out;
output reg wt;
// SDRAM interface signals
output sdram_cke;
output sdram_cs_n;
output sdram_udqm;
73,7 → 80,7
 
// the SDRAM is organized in 16-bit halfwords
// address line 0 is controlled by the state machine
// this is necessary for word accesses
// (this is necessary for word accesses)
assign cntl_addr[23:1] = addr[24:2];
assign cntl_addr[0] = a0;
 

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