occamy: Various small RTL fixes and updates (pulp-platform/snitch#388)

* snitch: Fix some latches possibly hidden by optimization * occamy-quadrant: Remove stray comment in controller TLB connections * vendor: Update `tech_cells_generic to newest version with fixed Bender and defines * spi_host: Fix CSAAT behavior (See #387) * vendor: Add `spi_host` patch
pulp-platform · Jul 11, 2023 · 955a228 · 955a228
1 parent d55eaf2
commit 955a228
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diff --git a/hw/snitch_cluster/src/snitch_cc.sv b/hw/snitch_cluster/src/snitch_cc.sv
@@ -646,6 +646,7 @@ module snitch_cc #(
       ssr_cfg_req.word = '0;
       ssr_cfg_req.write = '0;
 
+      addr = '0;
       unique casez (acc_snitch_demux_q.data_op)
         SCFGRI,
         SCFGWI: begin

diff --git a/hw/snitch_dma/src/axi_dma_tc_snitch_fe.sv b/hw/snitch_dma/src/axi_dma_tc_snitch_fe.sv
@@ -268,6 +268,7 @@ module axi_dma_tc_snitch_fe #(
                   automatic logic [1:0] cfg;
 
                   // Parse the transfer parameters from the register or immediate.
+                  cfg = '0;
                   unique casez (acc_qdata_op_i)
                       riscv_instr::DMCPYI : cfg = acc_qdata_op_i[24:20];
                       riscv_instr::DMCPY :  cfg = acc_qdata_argb_i;
@@ -304,6 +305,7 @@ module axi_dma_tc_snitch_fe #(
                   automatic logic [1:0] status;
 
                   // Parse the status index from the register or immediate.
+                  status = '0;
                   unique casez (acc_qdata_op_i)
                       riscv_instr::DMSTATI: status = acc_qdata_op_i[24:20];
                       riscv_instr::DMSTAT:  status = acc_qdata_argb_i;