[SW] Add cached region for L2.

pulp-platform · Dec 12, 2024 · 6450d7f · 6450d7f
1 parent 1f19e33
commit 6450d7f
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Showing 3 changed files with 12 additions and 3 deletions.
diff --git a/hw/system/spatz_cluster/cfg/flamingo.hjson b/hw/system/spatz_cluster/cfg/flamingo.hjson
@@ -68,8 +68,10 @@
         length: 2147483648
     },
     l2: {
-        address: 1367343104,          // 0x5180_0000
-        length: 8388608               // 0x5200_0000
+        // 0x5180_0000
+        address: 1367343104,
+        // 0x5200_0000
+        length: 8388608
     },
     peripherals: {
     },

diff --git a/sw/snRuntime/link/common.ld.in b/sw/snRuntime/link/common.ld.in
@@ -7,6 +7,7 @@ ENTRY(_start)
 
 MEMORY
 {
+    /* DRAM (rwxa)  : ORIGIN = @MEM_DRAM_ORIGIN@, LENGTH = @MEM_DRAM_SIZE@ */
     DRAM (rwxa)  : ORIGIN = @L2_ORIGIN@, LENGTH = @L2_SIZE@
 }
 

diff --git a/util/clustergen/cluster.py b/util/clustergen/cluster.py
@@ -289,7 +289,7 @@ def calc_cache_sizes(self):
 
     def parse_pma_cfg(self, pma_cfg):
         self.cfg["pmas"] = dict()
-        # print(pma_cfg.regions)
+        print(pma_cfg.regions)
         self.cfg["pmas"]["cached"] = list()
         for pma in pma_cfg.regions:
             if pma[0] == PMA.CACHED:
@@ -392,6 +392,12 @@ def __init__(self, cfg):
             self.cfg["dram"]["length"],
             self.cfg["cluster"]["addr_width"],
         )
+        pma_cfg.add_region_length(
+            PMA.CACHED,
+            self.cfg["l2"]["address"],
+            self.cfg["l2"]["length"],
+            self.cfg["cluster"]["addr_width"],
+        )
         self.cfg["cluster"]["tie_ports"] = True
         # Store Snitch cluster config in separate variable
         self.cluster = SnitchCluster(cfg["cluster"], pma_cfg)
-Original file line number
+Diff line change
@@ Expand Up / @@ -7,6 +7,7 @@ ENTRY(_start) @@
     MEMORY
     {
+        /* DRAM (rwxa)  : ORIGIN = @MEM_DRAM_ORIGIN@, LENGTH = @MEM_DRAM_SIZE@ */
         DRAM (rwxa)  : ORIGIN = @L2_ORIGIN@, LENGTH = @L2_SIZE@
     }
@@ Expand Down @@