xtensa/esp32: Include cache workaround to PSRAM

apache · Nov 7, 2020 · 816af60 · 816af60
1 parent 878dc33
commit 816af60
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/boards/xtensa/esp32/esp32-core/scripts/Make.defs b/boards/xtensa/esp32/esp32-core/scripts/Make.defs
@@ -71,6 +71,12 @@ ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
 ARCHPICFLAGS = -fpic
 
+# if SPIRAM/PSRAM is used then we need to include a workaround
+
+ifeq ($(CONFIG_ESP32_SPIRAM),y)
+  ARCHCFLAGS += -mfix-esp32-psram-cache-issue
+endif
+
 CFLAGS := $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
 CPICFLAGS = $(ARCHPICFLAGS) $(CFLAGS)
 CXXFLAGS := $(ARCHCXXFLAGS) $(ARCHWARNINGSXX) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHXXINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe