diff options
Diffstat (limited to 'rtl/mp/pe.sv')
| -rw-r--r-- | rtl/mp/pe.sv | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/rtl/mp/pe.sv b/rtl/mp/pe.sv deleted file mode 100644 index f50ed2f..0000000 --- a/rtl/mp/pe.sv +++ /dev/null @@ -1,47 +0,0 @@ -module mp_pe -#(parameter IS_BSP=0) -( - input logic clk, - rst_n, - - input logic write, - input logic[7:0] writedata, - output logic[7:0] readdata, - - input logic cpu_halted, - breakpoint, - - output logic halt, - step -); - - struct packed - { - logic step, halt, run; - } req; - - struct packed - { - logic breakpoint, cpu_halted; - } status; - - assign req = writedata[$bits(req) - 1:0]; - assign readdata = {{(8 - $bits(status)){1'b0}}, status}; - - always @(posedge clk or negedge rst_n) - if (!rst_n) begin - halt <= IS_BSP ? 0 : 1; // Boot es single-core - step <= 0; - status <= {($bits(status)){1'b0}}; - end else begin - status.breakpoint <= breakpoint; - status.cpu_halted <= cpu_halted; - - //Se hace halt hasta el siguiente ciclo después de que se - //solicita el breakpoint - step <= !breakpoint || (req.step && write); - halt <= (halt || breakpoint || (req.halt && write)) - && !((req.run || req.step) && write); - end - -endmodule |
