diff options
| author | Ian Moffett <ian@osmora.org> | 2024-08-03 19:41:04 -0400 |
|---|---|---|
| committer | Ian Moffett <ian@osmora.org> | 2024-08-03 19:41:04 -0400 |
| commit | ca5484e280296b28870186e13236e0033b9f1b27 (patch) | |
| tree | f61a3386cc4e489ca0a995b6e3fc7cd9e918ba8b | |
| parent | f7f868aa082fa08b9bbf34a08cec1d4cc3c2ade5 (diff) | |
soc: pimc: Add MMIO write interface
Signed-off-by: Ian Moffett <ian@osmora.org>
| -rw-r--r-- | sv/soc/irq/pimc.sv | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/sv/soc/irq/pimc.sv b/sv/soc/irq/pimc.sv index 6ad4c43..3c721b3 100644 --- a/sv/soc/irq/pimc.sv +++ b/sv/soc/irq/pimc.sv @@ -43,8 +43,10 @@ module pimc #( /* MMIO interface */ input logic [47:0] mmio_addr, + input logic [31:0] mmio_wdata, output logic [31:0] mmio_rdata, input wire mmio_re, + input wire mmio_we, output logic notify, output logic [7:0] lineno, @@ -87,6 +89,28 @@ module pimc #( endcase end + /* Handle MMIO wires */ + if (mmio_we) begin + case (mmio_addr) + IRQTAB_MMIOBASE: irqtab[0] <= mmio_wdata; + IRQTAB_MMIOBASE + 4: irqtab[1] <= mmio_wdata; + IRQTAB_MMIOBASE + 8: irqtab[2] <= mmio_wdata; + IRQTAB_MMIOBASE + 12: irqtab[3] <= mmio_wdata; + IRQTAB_MMIOBASE + 16: irqtab[4] <= mmio_wdata; + IRQTAB_MMIOBASE + 20: irqtab[5] <= mmio_wdata; + IRQTAB_MMIOBASE + 24: irqtab[6] <= mmio_wdata; + IRQTAB_MMIOBASE + 28: irqtab[7] <= mmio_wdata; + IRQTAB_MMIOBASE + 32: irqtab[8] <= mmio_wdata; + IRQTAB_MMIOBASE + 36: irqtab[9] <= mmio_wdata; + IRQTAB_MMIOBASE + 40: irqtab[10] <= mmio_wdata; + IRQTAB_MMIOBASE + 44: irqtab[11] <= mmio_wdata; + IRQTAB_MMIOBASE + 48: irqtab[12] <= mmio_wdata; + IRQTAB_MMIOBASE + 52: irqtab[13] <= mmio_wdata; + IRQTAB_MMIOBASE + 56: irqtab[14] <= mmio_wdata; + IRQTAB_MMIOBASE + 60: irqtab[15] <= mmio_wdata; + endcase + end + if (irqack == 1'b1) begin lineno <= 8'b0; notify <= 1'b1; |