bslathi19/PeakRDL-BusDecoder
1
0
Fork 0
Code Issues Actions Packages Projects Releases Wiki Activity

apb4 working

Browse Source
This commit is contained in:
Arnav Sacheti
2025-11-09 22:23:43 -08:00
parent 9bf1c3e944
commit 6bb4f08ca4
4 changed files with 29 additions and 18 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
src/peakrdl_busdecoder/cpuif/apb4/apb4_cpuif_flat.py
View File

@@ -35,17 +35,17 @@ class APB4CpuifFlat(BaseCpuif):
def fanout(self, node: AddressableNode) -> str:
fanout: dict[str, str] = {}
fanout[self.signal("PSEL", node)] = (
f"cpuif_wr_sel.{get_indexed_path(self.exp.ds.top_node, node, 'i')}|cpuif_rd_sel.{get_indexed_path(self.exp.ds.top_node, node, 'i')}"
fanout[self.signal("PSEL", node, "gi")] = (
f"cpuif_wr_sel.{get_indexed_path(self.exp.ds.top_node, node, 'gi')}|cpuif_rd_sel.{get_indexed_path(self.exp.ds.top_node, node, 'gi')}"
)
fanout[self.signal("PENABLE", node)] = self.signal("PENABLE")
fanout[self.signal("PWRITE", node)] = (
f"cpuif_wr_sel.{get_indexed_path(self.exp.ds.top_node, node, 'i')}"
fanout[self.signal("PENABLE", node, "gi")] = self.signal("PENABLE")
fanout[self.signal("PWRITE", node, "gi")] = (
f"cpuif_wr_sel.{get_indexed_path(self.exp.ds.top_node, node, 'gi')}"
)
fanout[self.signal("PADDR", node)] = self.signal("PADDR")
fanout[self.signal("PPROT", node)] = self.signal("PPROT")
fanout[self.signal("PWDATA", node)] = "cpuif_wr_data"
fanout[self.signal("PSTRB", node)] = "cpuif_wr_byte_en"
fanout[self.signal("PADDR", node, "gi")] = self.signal("PADDR")
fanout[self.signal("PPROT", node, "gi")] = self.signal("PPROT")
fanout[self.signal("PWDATA", node, "gi")] = "cpuif_wr_data"
fanout[self.signal("PSTRB", node, "gi")] = "cpuif_wr_byte_en"
return "\n".join(map(lambda kv: f"assign {kv[0]} = {kv[1]};", fanout.items()))
@@ -55,8 +55,8 @@ class APB4CpuifFlat(BaseCpuif):
fanin["cpuif_rd_ack"] = "'0"
fanin["cpuif_rd_err"] = "'0"
else:
fanin["cpuif_rd_ack"] = self.signal("PREADY", node)
fanin["cpuif_rd_err"] = self.signal("PSLVERR", node)
fanin["cpuif_rd_ack"] = self.signal("PREADY", node, "i")
fanin["cpuif_rd_err"] = self.signal("PSLVERR", node, "i")
return "\n".join(map(lambda kv: f"{kv[0]} = {kv[1]};", fanin.items()))
@@ -65,6 +65,6 @@ class APB4CpuifFlat(BaseCpuif):
if node is None:
fanin["cpuif_rd_data"] = "'0"
else:
fanin["cpuif_rd_data"] = self.signal("PRDATA", node)
fanin["cpuif_rd_data"] = self.signal("PRDATA", node, "i")
return "\n".join(map(lambda kv: f"{kv[0]} = {kv[1]};", fanin.items()))