diff options
Diffstat (limited to 'picosoc/picosoc.v')
| -rw-r--r-- | picosoc/picosoc.v | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/picosoc/picosoc.v b/picosoc/picosoc.v index 1a93c3a..0402749 100644 --- a/picosoc/picosoc.v +++ b/picosoc/picosoc.v @@ -28,6 +28,10 @@ module picosoc ( output [31:0] iomem_wdata, input [31:0] iomem_rdata, + input irq_5, + input irq_6, + input irq_7, + output ser_tx, input ser_rx, @@ -53,6 +57,19 @@ module picosoc ( parameter [31:0] STACKADDR = (4*MEM_WORDS); // end of memory parameter [31:0] PROGADDR_RESET = 32'h 0010_0000; // 1 MB into flash + reg [31:0] irq; + wire irq_stall = 0; + wire irq_uart = 0; + + always @* begin + irq = 0; + irq[3] = irq_stall; + irq[4] = irq_uart; + irq[5] = irq_5; + irq[6] = irq_6; + irq[7] = irq_7; + end + wire mem_valid; wire mem_instr; wire mem_ready; @@ -91,7 +108,14 @@ module picosoc ( picorv32 #( .STACKADDR(STACKADDR), - .PROGADDR_RESET(PROGADDR_RESET) + .PROGADDR_RESET(PROGADDR_RESET), + .PROGADDR_IRQ(32'h 0000_0000), + .BARREL_SHIFTER(1), + .COMPRESSED_ISA(1), + .ENABLE_MUL(1), + .ENABLE_DIV(1), + .ENABLE_IRQ(1), + .ENABLE_IRQ_QREGS(0) ) cpu ( .clk (clk ), .resetn (resetn ), @@ -101,7 +125,8 @@ module picosoc ( .mem_addr (mem_addr ), .mem_wdata (mem_wdata ), .mem_wstrb (mem_wstrb ), - .mem_rdata (mem_rdata ) + .mem_rdata (mem_rdata ), + .irq (irq ) ); spimemio spimemio ( |