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sys: 64 bits for status.

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sorgelig
2019-10-03 23:09:03 +08:00
parent 186ee651d9
commit ce06df9f07
1 changed files with 13 additions and 7 deletions
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20
sys/hps_io.v
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@@ -52,8 +52,8 @@ module hps_io #(parameter STRLEN=0, PS2DIV=0, WIDE=0, VDNUM=1, PS2WE=0)
output [1:0] buttons,
output forced_scandoubler,
output reg [31:0] status,
input [31:0] status_in,
output reg [63:0] status,
input [63:0] status_in,
input status_set,
input [15:0] status_menumask,
@@ -290,7 +290,7 @@ always@(posedge clk_sys) begin
reg [2:0] stick_idx;
reg ps2skip = 0;
reg [3:0] stflg = 0;
reg [31:0] status_req;
reg [63:0] status_req;
reg old_status_set = 0;
old_status_set <= status_set;
@@ -436,9 +436,13 @@ always@(posedge clk_sys) begin
// send image info
'h1d: if(byte_cnt<5) img_size[{byte_cnt-1'b1, 4'b0000} +:16] <= io_din;
// status, 32bit version
'h1e: if(byte_cnt==1) status[15:0] <= io_din;
else if(byte_cnt==2) status[31:16] <= io_din;
// status, 64bit version
'h1e: case(byte_cnt)
1: status[15:00] <= io_din;
2: status[31:16] <= io_din;
3: status[47:32] <= io_din;
4: status[63:48] <= io_din;
endcase
// reading keyboard LED status
'h1f: io_dout <= {|PS2WE, 2'b01, ps2_kbd_led_status[2], ps2_kbd_led_use[2], ps2_kbd_led_status[1], ps2_kbd_led_use[1], ps2_kbd_led_status[0], ps2_kbd_led_use[0]};
@@ -484,8 +488,10 @@ always@(posedge clk_sys) begin
//status set
'h29: case(byte_cnt)
1: io_dout <= status_req[15:0];
1: io_dout <= status_req[15:00];
2: io_dout <= status_req[31:16];
3: io_dout <= status_req[47:32];
4: io_dout <= status_req[63:48];
endcase
//menu mask