Fix RISC-V build errors when MAXIM_PATH is empty

Author: Jake-Carter

Examples/MAX78000/CNN/faceid_evkit-riscv/Makefile.ARM

@@ -59,6 +59,11 @@ COMPILER=GCC
 include ./project.mk
 $(info Loaded project.mk)
 
+ifeq "$(MAXIM_PATH)" ""
+DEPTH := ../../../../
+MAXIM_PATH := $(abspath $(DEPTH))
+endif
+
 # This is the path to the CMSIS root directory
 ifeq "$(MAXIM_PATH)" ""
 LIBS_DIR=../../../../Libraries

Examples/MAX78000/CNN/faceid_evkit-riscv/Makefile.RISCV

@@ -62,6 +62,11 @@ $(info Loaded project.mk)
 RISCV_CORE=RV32
 export RISCV_CORE
 
+ifeq "$(MAXIM_PATH)" ""
+DEPTH := ../../../../
+MAXIM_PATH := $(abspath $(DEPTH))
+endif
+
 # This is the path to the CMSIS root directory
 ifeq "$(MAXIM_PATH)" ""
 LIBS_DIR=../../../../Libraries

Examples/MAX78000/CNN/kws20_demo-riscv/Makefile.ARM

@@ -59,6 +59,11 @@ COMPILER=GCC
 include ./project.mk
 $(info Loaded project.mk)
 
+ifeq "$(MAXIM_PATH)" ""
+DEPTH := ../../../../
+MAXIM_PATH := $(abspath $(DEPTH))
+endif
+
 # This is the path to the CMSIS root directory
 ifeq "$(MAXIM_PATH)" ""
 LIBS_DIR=../../../../Libraries

Examples/MAX78000/CNN/kws20_demo-riscv/Makefile.RISCV

@@ -59,6 +59,11 @@ COMPILER=GCC
 include ./project.mk
 $(info Loaded project.mk)
 
+ifeq "$(MAXIM_PATH)" ""
+DEPTH := ../../../../
+MAXIM_PATH := $(abspath $(DEPTH))
+endif
+
 RISCV_CORE=RV32
 export RISCV_CORE
 

Examples/MAX78000/CNN/mnist-riscv/Makefile.ARM

@@ -55,6 +55,11 @@ ifeq "$(BOARD)" ""
 BOARD=EvKit_V1
 endif
 
+ifeq "$(MAXIM_PATH)" ""
+DEPTH := ../../../../
+MAXIM_PATH := $(abspath $(DEPTH))
+endif
+
 # This is the path to the CMSIS root directory
 ifeq "$(MAXIM_PATH)" ""
 LIBS_DIR=../../../../Libraries

Examples/MAX78000/CNN/mnist-riscv/Makefile.RISCV

@@ -58,6 +58,11 @@ endif
 RISCV_CORE=RV32
 export RISCV_CORE
 
+ifeq "$(MAXIM_PATH)" ""
+DEPTH := ../../../../
+MAXIM_PATH := $(abspath $(DEPTH))
+endif
+
 # This is the path to the CMSIS root directory
 ifeq "$(MAXIM_PATH)" ""
 LIBS_DIR=../../../../Libraries