build: Remove the empty variable assignment

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
2020-05-21 18:23:42 +08:00 · 2020-05-21 18:23:42 +08:00 · 23668a4b9b
commit 23668a4b9b
parent 1caf21b187
523 changed files with 6 additions and 837 deletions
--- a/arch/arm/src/Makefile
+++ b/arch/arm/src/Makefile
@ -116,10 +116,6 @@ LDFLAGS += $(ARCHSCRIPT)
 LDSTARTGROUP ?= --start-group
 LDENDGROUP ?= --end-group

-EXTRA_LIBS ?=
-EXTRA_LIBPATHS ?=
-LINKLIBS ?=
-
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
  BOARDMAKE = $(if $(wildcard .\board\Makefile),y,)
  LIBPATHS += -L"$(TOPDIR)\staging"
--- a/arch/arm/src/a1x/Make.defs
+++ b/arch/arm/src/a1x/Make.defs
@ -107,10 +107,6 @@ ifeq ($(CONFIG_STACK_COLORATION),y)
 CMN_CSRCS += arm_checkstack.c
 endif

-# A1x-specific assembly language files
-
-CHIP_ASRCS  =
-
 # A1x-specific C source files

 CHIP_CSRCS  = a1x_boot.c a1x_irq.c a1x_pio.c a1x_lowputc.c a1x_serial.c
--- a/arch/arm/src/am335x/Make.defs
+++ b/arch/arm/src/am335x/Make.defs
@ -103,10 +103,6 @@ ifeq ($(CONFIG_STACK_COLORATION),y)
 CMN_CSRCS += arm_checkstack.c
 endif

-# AM335x-specific assembly language files
-
-CHIP_ASRCS  =
-
 # AM335x-specific C source files

 CHIP_CSRCS  = am335x_boot.c am335x_clockconfig.c am335x_pinmux.c am335x_irq.c
--- a/arch/arm/src/cxd56xx/Make.defs
+++ b/arch/arm/src/cxd56xx/Make.defs
@ -35,8 +35,6 @@
 #
 ############################################################################

-HEAD_ASRC  =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S vfork.S

--- a/arch/arm/src/efm32/Make.defs
+++ b/arch/arm/src/efm32/Make.defs
@ -33,11 +33,6 @@
 #
 ############################################################################

-HEAD_ASRC =
-
-CMN_UASRCS =
-CMN_UCSRCS =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S arm_fetchadd.S vfork.S

@ -86,8 +81,6 @@ ifeq ($(CONFIG_ARMV7M_ITMSYSLOG),y)
 CMN_CSRCS += arm_itm_syslog.c
 endif

-CHIP_ASRCS  =
-
 CHIP_CSRCS  = efm32_start.c efm32_clockconfig.c efm32_irq.c efm32_timerisr.c
 CHIP_CSRCS += efm32_gpio.c efm32_lowputc.c efm32_timer.c efm32_i2c.c

--- a/arch/arm/src/imx6/Make.defs
+++ b/arch/arm/src/imx6/Make.defs
@ -126,10 +126,6 @@ ifeq ($(CONFIG_STACK_COLORATION),y)
 CMN_CSRCS += arm_checkstack.c
 endif

-# i.MX6-specific assembly language files
-
-CHIP_ASRCS  =
-
 # i.MX6-specific C source files

 CHIP_CSRCS  = imx_boot.c imx_memorymap.c imx_clockconfig.c imx_irq.c
--- a/arch/arm/src/imxrt/Make.defs
+++ b/arch/arm/src/imxrt/Make.defs
@ -34,8 +34,6 @@
 #
 ############################################################################

-HEAD_ASRC  =
-
 # Common ARM and Cortex-M7 files

 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
@ -96,7 +94,6 @@ endif

 # Required i.MX RT files

-CHIP_ASRCS  =
 CHIP_CSRCS  = imxrt_allocateheap.c imxrt_start.c imxrt_clockconfig.c
 CHIP_CSRCS += imxrt_periphclks.c imxrt_irq.c imxrt_clrpend.c imxrt_gpio.c
 CHIP_CSRCS += imxrt_daisy.c imxrt_wdog.c imxrt_iomuxc.c imxrt_serial.c
--- a/arch/arm/src/kinetis/Make.defs
+++ b/arch/arm/src/kinetis/Make.defs
@ -33,11 +33,6 @@
 #
 ############################################################################

-HEAD_ASRC =
-
-CMN_UASRCS =
-CMN_UCSRCS =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S arm_fetchadd.S vfork.S

@ -106,8 +101,6 @@ endif

 # Required Kinetis files

-CHIP_ASRCS  =
-
 CHIP_CSRCS  = kinetis_allocateheap.c kinetis_clockconfig.c kinetis_clrpend.c
 CHIP_CSRCS += kinetis_irq.c kinetis_lowputc.c kinetis_pin.c kinetis_pingpio.c
 CHIP_CSRCS += kinetis_serialinit.c kinetis_start.c kinetis_uid.c kinetis_wdog.c
--- a/arch/arm/src/kl/Make.defs
+++ b/arch/arm/src/kl/Make.defs
@ -33,8 +33,6 @@
 #
 ############################################################################

-HEAD_ASRC =
-
 CMN_ASRCS  = arm_exception.S arm_saveusercontext.S arm_fullcontextrestore.S
 CMN_ASRCS += arm_switchcontext.S vfork.S

@ -61,7 +59,6 @@ ifeq ($(CONFIG_DEBUG_FEATURES),y)
 CMN_CSRCS += arm_dumpnvic.c
 endif

-CHIP_ASRCS  =
 CHIP_CSRCS  = kl_clockconfig.c kl_gpio.c kl_irq.c kl_lowputc.c
 CHIP_CSRCS += kl_serial.c kl_start.c kl_cfmconfig.c

--- a/arch/arm/src/lc823450/Make.defs
+++ b/arch/arm/src/lc823450/Make.defs
@ -35,11 +35,6 @@
 #
 ############################################################################

-HEAD_ASRC =
-
-CMN_UASRCS =
-CMN_UCSRCS =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += vfork.S

@ -86,8 +81,6 @@ ifeq ($(CONFIG_STACK_COLORATION),y)
 CMN_CSRCS += arm_checkstack.c
 endif

-CHIP_ASRCS  =
-
 CHIP_CSRCS  = lc823450_allocateheap2.c lc823450_start.c lc823450_irq.c lc823450_timer.c
 CHIP_CSRCS += lc823450_lowputc.c lc823450_serial.c lc823450_clockconfig.c
 CHIP_CSRCS += lc823450_syscontrol.c lc823450_gpio.c
--- a/arch/arm/src/lpc17xx_40xx/Make.defs
+++ b/arch/arm/src/lpc17xx_40xx/Make.defs
@ -33,15 +33,8 @@
 #
 ############################################################################

-# The start-up, "head", file
-
-HEAD_ASRC =
-
 # Common ARM and Cortex-M3 files

-CMN_UASRCS =
-CMN_UCSRCS =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S arm_fetchadd.S vfork.S

@ -103,8 +96,6 @@ endif

 # Required LPC17xx files

-CHIP_ASRCS  =
-
 CHIP_CSRCS  = lpc17_40_allocateheap.c lpc17_40_clockconfig.c lpc17_40_clrpend.c
 CHIP_CSRCS += lpc17_40_gpio.c lpc17_40_i2c.c lpc17_40_irq.c lpc17_40_lowputc.c
 CHIP_CSRCS += lpc17_40_serial.c lpc17_40_spi.c lpc17_40_ssp.c lpc17_40_start.c
--- a/arch/arm/src/lpc31xx/Make.defs
+++ b/arch/arm/src/lpc31xx/Make.defs
@ -59,8 +59,6 @@ ifeq ($(CONFIG_STACK_COLORATION),y)
 CMN_CSRCS += arm_checkstack.c
 endif

-CGU_ASRCS  =
-
 CGU_CSRCS  = lpc31_bcrndx.c lpc31_clkdomain.c lpc31_clkexten.c
 CGU_CSRCS += lpc31_clkfreq.c lpc31_clkinit.c lpc31_defclk.c
 CGU_CSRCS += lpc31_esrndx.c lpc31_fdcndx.c lpc31_fdivinit.c
--- a/arch/arm/src/lpc43xx/Make.defs
+++ b/arch/arm/src/lpc43xx/Make.defs
@ -33,8 +33,6 @@
 #
 ############################################################################

-HEAD_ASRC  =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S arm_fetchadd.S vfork.S

@ -83,7 +81,6 @@ CMN_ASRCS += arm_fpu.S
 CMN_CSRCS += arm_copyarmstate.c
 endif

-CHIP_ASRCS  =
 CHIP_CSRCS  = lpc43_allocateheap.c lpc43_cgu.c lpc43_clrpend.c lpc43_gpio.c
 CHIP_CSRCS += lpc43_irq.c lpc43_pinconfig.c lpc43_rgu.c lpc43_serial.c
 CHIP_CSRCS += lpc43_start.c lpc43_uart.c
--- a/arch/arm/src/lpc54xx/Make.defs
+++ b/arch/arm/src/lpc54xx/Make.defs
@ -33,8 +33,6 @@
 #
 ############################################################################

-HEAD_ASRC  =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S arm_fetchadd.S vfork.S

@ -83,7 +81,6 @@ CMN_ASRCS += arm_fpu.S
 CMN_CSRCS += arm_copyarmstate.c
 endif

-CHIP_ASRCS  =
 CHIP_CSRCS  = lpc54_start.c lpc54_clockconfig.c lpc54_irq.c lpc54_clrpend.c
 CHIP_CSRCS += lpc54_allocateheap.c lpc54_lowputc.c lpc54_gpio.c lpc54_reset.c

--- a/arch/arm/src/max326xx/Make.defs
+++ b/arch/arm/src/max326xx/Make.defs
@ -35,8 +35,6 @@

 # Common ARMv7-M Source Files

-HEAD_ASRC  =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S arm_fetchadd.S vfork.S

@ -83,7 +81,6 @@ endif

 # Common MAX326XX Source Files

-CHIP_ASRCS  =
 CHIP_CSRCS  = max326_start.c max326_irq.c max326_clrpend.c

 ifeq ($(CONFIG_MAX326XX_ICC),y)
--- a/arch/arm/src/nrf52/Make.defs
+++ b/arch/arm/src/nrf52/Make.defs
@ -33,8 +33,6 @@
 #
 ############################################################################

-HEAD_ASRC  =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S vfork.S

@ -79,7 +77,6 @@ CMN_ASRCS += arm_fpu.S
 CMN_CSRCS += arm_copyarmstate.c
 endif

-CHIP_ASRCS  =
 CHIP_CSRCS  = nrf52_start.c nrf52_clockconfig.c nrf52_irq.c nrf52_utils.c
 CHIP_CSRCS += nrf52_allocateheap.c nrf52_lowputc.c nrf52_gpio.c nrf52_nvmc.c

--- a/arch/arm/src/nuc1xx/Make.defs
+++ b/arch/arm/src/nuc1xx/Make.defs
@ -33,8 +33,6 @@
 #
 ############################################################################

-HEAD_ASRC =
-
 CMN_ASRCS  = arm_exception.S arm_saveusercontext.S arm_fullcontextrestore.S
 CMN_ASRCS += arm_switchcontext.S vfork.S

@ -61,7 +59,6 @@ ifeq ($(CONFIG_DEBUG_FEATURES),y)
 CMN_CSRCS += arm_dumpnvic.c
 endif

-CHIP_ASRCS  =
 CHIP_CSRCS  = nuc_clockconfig.c nuc_gpio.c nuc_irq.c nuc_lowputc.c
 CHIP_CSRCS += nuc_serial.c nuc_start.c

--- a/arch/arm/src/s32k1xx/Make.defs
+++ b/arch/arm/src/s32k1xx/Make.defs
@ -35,8 +35,6 @@

 # Common ARM source files

-HEAD_ASRC  =
-CMN_ASRCS  =
 CMN_CSRCS  = arm_allocateheap.c arm_exit.c arm_initialize.c arm_interruptcontext.c
 CMN_CSRCS += arm_lowputs.c arm_mdelay.c arm_modifyreg8.c arm_modifyreg16.c
 CMN_CSRCS += arm_modifyreg32.c arm_puts.c arm_releasestack.c arm_stackframe.c
@ -52,7 +50,6 @@ endif

 # Source files common to all S32K1xx chip families.

-CHIP_ASRCS  =
 CHIP_CSRCS  = s32k1xx_start.c s32k1xx_lowputc.c s32k1xx_clockconfig.c
 CHIP_CSRCS += s32k1xx_periphclocks.c s32k1xx_pin.c s32k1xx_pingpio.c
 CHIP_CSRCS += s32k1xx_idle.c
--- a/arch/arm/src/sam34/Make.defs
+++ b/arch/arm/src/sam34/Make.defs
@ -36,13 +36,8 @@

 # The start-up, "head", file

-HEAD_ASRC =
-
 # Common ARM and Cortex-M3 files

-CMN_UASRCS =
-CMN_UCSRCS =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S arm_fetchadd.S vfork.S

@ -101,7 +96,6 @@ endif

 # Required SAM3/4 files

-CHIP_ASRCS  =
 CHIP_CSRCS  = sam_allocateheap.c sam_irq.c sam_lowputc.c sam_serial.c
 CHIP_CSRCS += sam_start.c

--- a/arch/arm/src/sama5/Make.defs
+++ b/arch/arm/src/sama5/Make.defs
@ -112,10 +112,6 @@ ifeq ($(CONFIG_STACK_COLORATION),y)
 CMN_CSRCS += arm_checkstack.c
 endif

-# SAMA5-specific assembly language files
-
-CHIP_ASRCS  =
-
 # SAMA5-specific C source files

 CHIP_CSRCS  = sam_allocateheap.c sam_boot.c sam_clockconfig.c sam_irq.c
--- a/arch/arm/src/samd2l2/Make.defs
+++ b/arch/arm/src/samd2l2/Make.defs
@ -33,8 +33,6 @@
 #
 ############################################################################

-HEAD_ASRC =
-
 CMN_ASRCS  = arm_exception.S arm_saveusercontext.S arm_fullcontextrestore.S
 CMN_ASRCS += arm_switchcontext.S vfork.S

@ -61,7 +59,6 @@ ifeq ($(CONFIG_DEBUG_FEATURES),y)
 CMN_CSRCS += arm_dumpnvic.c
 endif

-CHIP_ASRCS  =
 CHIP_CSRCS  = sam_irq.c sam_lowputc.c sam_port.c sam_sercom.c sam_serial.c
 CHIP_CSRCS += sam_start.c sam_usart.c

--- a/arch/arm/src/samd5e5/Make.defs
+++ b/arch/arm/src/samd5e5/Make.defs
@ -35,13 +35,8 @@

 # The start-up, "head", file

-HEAD_ASRC =
-
 # Common ARM and Cortex-M4 files

-CMN_UASRCS =
-CMN_UCSRCS =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S arm_fetchadd.S vfork.S

@ -90,7 +85,6 @@ endif

 # Required SAMD5x/E5x files

-CHIP_ASRCS  =
 CHIP_CSRCS  = sam_clockconfig.c sam_gclk.c sam_irq.c sam_lowputc.c
 CHIP_CSRCS += sam_port.c sam_serial.c sam_start.c sam_usart.c

--- a/arch/arm/src/samv7/Make.defs
+++ b/arch/arm/src/samv7/Make.defs
@ -36,13 +36,8 @@
 # The start-up, "head", file.  Only common vectors are support so there
 # isn't one.

-HEAD_ASRC =
-
 # Common ARM and Cortex-M7 files

-CMN_UASRCS =
-CMN_UCSRCS =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S arm_fetchadd.S vfork.S

@ -104,7 +99,6 @@ endif

 # Required SAMV7 files

-CHIP_ASRCS  =
 CHIP_CSRCS  = sam_start.c sam_clockconfig.c sam_irq.c sam_allocateheap.c
 CHIP_CSRCS += sam_lowputc.c sam_serial.c sam_gpio.c sam_pck.c sam_uid.c

--- a/arch/arm/src/stm32/Make.defs
+++ b/arch/arm/src/stm32/Make.defs
@ -33,11 +33,6 @@
 #
 ############################################################################

-HEAD_ASRC =
-
-CMN_UASRCS =
-CMN_UCSRCS =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S arm_fetchadd.S vfork.S

@ -98,8 +93,6 @@ ifeq ($(CONFIG_ARMV7M_ITMSYSLOG),y)
 CMN_CSRCS += arm_itm_syslog.c
 endif

-CHIP_ASRCS  =
-
 CHIP_CSRCS  = stm32_allocateheap.c stm32_start.c stm32_rcc.c stm32_lse.c
 CHIP_CSRCS += stm32_lsi.c stm32_gpio.c stm32_exti_gpio.c stm32_flash.c
 CHIP_CSRCS += stm32_irq.c stm32_dma.c stm32_lowputc.c
--- a/arch/arm/src/stm32f0l0g0/Make.defs
+++ b/arch/arm/src/stm32f0l0g0/Make.defs
@ -34,8 +34,6 @@
 #
 ############################################################################

-HEAD_ASRC =
-
 CMN_ASRCS  = arm_exception.S arm_saveusercontext.S arm_fullcontextrestore.S
 CMN_ASRCS += arm_switchcontext.S vfork.S

@ -62,7 +60,6 @@ ifeq ($(CONFIG_DEBUG_FEATURES),y)
 CMN_CSRCS += arm_dumpnvic.c
 endif

-CHIP_ASRCS  =
 CHIP_CSRCS  = stm32_start.c stm32_gpio.c stm32_exti_gpio.c stm32_irq.c
 CHIP_CSRCS += stm32_lse.c stm32_lowputc.c stm32_serial.c stm32_rcc.c

--- a/arch/arm/src/stm32f7/Make.defs
+++ b/arch/arm/src/stm32f7/Make.defs
@ -36,13 +36,8 @@
 # The start-up, "head", file.  Only common vectors are support so there
 # isn't one.

-HEAD_ASRC =
-
 # Common ARM and Cortex-M7 files

-CMN_UASRCS =
-CMN_UCSRCS =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S arm_fetchadd.S vfork.S

@ -109,7 +104,6 @@ endif

 # Required STM32F7 files

-CHIP_ASRCS  =
 CHIP_CSRCS  = stm32_allocateheap.c stm32_exti_gpio.c stm32_gpio.c
 CHIP_CSRCS += stm32_irq.c stm32_lowputc.c stm32_rcc.c stm32_serial.c
 CHIP_CSRCS += stm32_start.c stm32_capture.c stm32_uid.c
--- a/arch/arm/src/stm32h7/Make.defs
+++ b/arch/arm/src/stm32h7/Make.defs
@ -36,13 +36,8 @@
 # The start-up, "head", file.  Only common vectors are support so there
 # isn't one.

-HEAD_ASRC =
-
 # Common ARM and Cortex-M7 files

-CMN_UASRCS =
-CMN_UCSRCS =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S vfork.S

@ -108,7 +103,6 @@ endif

 # Required STM32H7 files

-CHIP_ASRCS  =
 CHIP_CSRCS  = stm32_allocateheap.c stm32_exti_gpio.c stm32_gpio.c stm32_irq.c
 CHIP_CSRCS += stm32_start.c stm32_rcc.c stm32_lowputc.c stm32_serial.c
 CHIP_CSRCS += stm32_uid.c
--- a/arch/arm/src/stm32l4/Make.defs
+++ b/arch/arm/src/stm32l4/Make.defs
@ -37,13 +37,8 @@
 # The start-up, "head", file.  Only common vectors are support so there
 # isn't one.

-HEAD_ASRC =
-
 # Common ARM and Cortex-M4 files (copied from stm32/Make.defs)

-CMN_UASRCS =
-CMN_UCSRCS =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S arm_fetchadd.S vfork.S

@ -100,7 +95,6 @@ endif

 # Required STM32L4 files

-CHIP_ASRCS  =
 CHIP_CSRCS  = stm32l4_allocateheap.c stm32l4_exti_gpio.c stm32l4_gpio.c
 CHIP_CSRCS += stm32l4_irq.c stm32l4_lowputc.c stm32l4_rcc.c
 CHIP_CSRCS += stm32l4_serial.c stm32l4_start.c stm32l4_waste.c stm32l4_uid.c
--- a/arch/arm/src/str71x/Make.defs
+++ b/arch/arm/src/str71x/Make.defs
@ -55,7 +55,6 @@ ifeq ($(CONFIG_STACK_COLORATION),y)
 CMN_CSRCS += arm_checkstack.c
 endif

-CHIP_ASRCS  =
 CHIP_CSRCS  = str71x_prccu.c str71x_lowputc.c str71x_decodeirq.c str71x_irq.c
 CHIP_CSRCS += str71x_serial.c

--- a/arch/arm/src/tiva/Make.defs
+++ b/arch/arm/src/tiva/Make.defs
@ -34,8 +34,6 @@
 #
 ############################################################################

-HEAD_ASRC  =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S arm_fetchadd.S  vfork.S

@ -95,7 +93,6 @@ else
  CMN_CSRCS += arm_allocateheap.c
 endif

-CHIP_ASRCS  =
 CHIP_CSRCS  = tiva_allocateheap.c tiva_irq.c tiva_lowputc.c tiva_serial.c
 CHIP_CSRCS += tiva_ssi.c

--- a/arch/arm/src/tms570/Make.defs
+++ b/arch/arm/src/tms570/Make.defs
@ -81,10 +81,6 @@ ifeq ($(CONFIG_STACK_COLORATION),y)
 CMN_CSRCS += arm_checkstack.c
 endif

-# SAMA5-specific assembly language files
-
-CHIP_ASRCS  =
-
 # SAMA5-specific C source files

 CHIP_CSRCS  = tms570_boot.c tms570_clockconfig.c tms570_esm.c tms570_gio.c
--- a/arch/arm/src/xmc4/Make.defs
+++ b/arch/arm/src/xmc4/Make.defs
@ -33,11 +33,6 @@
 #
 ############################################################################

-HEAD_ASRC =
-
-CMN_UASRCS =
-CMN_UCSRCS =
-
 CMN_ASRCS  = arm_saveusercontext.S arm_fullcontextrestore.S arm_switchcontext.S
 CMN_ASRCS += arm_testset.S arm_fetchadd.S vfork.S

@ -106,8 +101,6 @@ endif

 # Required XMC4xxx files

-CHIP_ASRCS  =
-
 CHIP_CSRCS  = xmc4_allocateheap.c xmc4_clockconfig.c xmc4_clockutils.c
 CHIP_CSRCS += xmc4_clrpend.c xmc4_irq.c xmc4_lowputc.c xmc4_gpio.c
 CHIP_CSRCS += xmc4_serial.c xmc4_start.c xmc4_usic.c
--- a/arch/avr/src/Makefile
+++ b/arch/avr/src/Makefile
@ -87,10 +87,7 @@ OBJS = $(AOBJS) $(COBJS)

 LDSTARTGROUP ?= --start-group
 LDENDGROUP ?= --end-group
-
 LDFLAGS += $(ARCHSCRIPT)
-EXTRA_LIBS ?=
-LINKLIBS ?=

 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
  BOARDMAKE = $(if $(wildcard .\board\Makefile),y,)
--- a/arch/avr/src/at32uc3/Make.defs
+++ b/arch/avr/src/at32uc3/Make.defs
@ -56,7 +56,6 @@ endif

 # Required AT32UC3 files

-CHIP_ASRCS  =
 CHIP_CSRCS  = at32uc3_clkinit.c at32uc3_gpio.c at32uc3_irq.c
 CHIP_CSRCS += at32uc3_lowconsole.c at32uc3_lowinit.c at32uc3_serial.c

--- a/arch/avr/src/atmega/Make.defs
+++ b/arch/avr/src/atmega/Make.defs
@ -74,9 +74,3 @@ CHIP_CSRCS = atmega_lowconsole.c atmega_lowinit.c atmega_serial.c
 ifneq ($(CONFIG_SCHED_TICKLESS),y)
 CHIP_CSRCS += atmega_timerisr.c
 endif
-
-# Configuration-dependent ATMEGA files
-
-ifeq ($(CONFIG_AVR_GPIOIRQ),y)
-CHIP_CSRCS +=
-endif
--- a/arch/hc/src/Makefile
+++ b/arch/hc/src/Makefile
@ -87,10 +87,7 @@ OBJS = $(AOBJS) $(COBJS)

 LDSTARTGROUP ?= --start-group
 LDENDGROUP ?= --end-group
-
 LDFLAGS += $(ARCHSCRIPT)
-EXTRA_LIBS ?=
-LINKLIBS ?=

 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
  BOARDMAKE = $(if $(wildcard .\board\Makefile),y,)
--- a/arch/hc/src/m9s12/Make.defs
+++ b/arch/hc/src/m9s12/Make.defs
@ -35,7 +35,6 @@

 HEAD_ASRC = m9s12_vectors.S

-CMN_ASRCS  =
 CMN_CSRCS  = up_allocateheap.c up_blocktask.c up_copystate.c up_createstack.c
 CMN_CSRCS += up_doirq.c up_exit.c up_idle.c up_initialize.c up_interruptcontext.c
 CMN_CSRCS += up_mdelay.c up_modifyreg16.c up_modifyreg32.c up_modifyreg8.c
--- a/arch/mips/src/Makefile
+++ b/arch/mips/src/Makefile
@ -84,10 +84,7 @@ OBJS = $(AOBJS) $(COBJS)

 LDSTARTGROUP ?= --start-group
 LDENDGROUP ?= --end-group
-
 LDFLAGS += $(ARCHSCRIPT)
-EXTRA_LIBS ?=
-LINKLIBS ?=

 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
  BOARDMAKE = $(if $(wildcard .\board\Makefile),y,)
--- a/arch/mips/src/pic32mx/Make.defs
+++ b/arch/mips/src/pic32mx/Make.defs
@ -72,7 +72,6 @@ endif

 # Required PIC32MX files

-CHIP_ASRCS  =
 CHIP_CSRCS  = pic32mx_irq.c pic32mx_decodeirq.c pic32mx_exception.c
 CHIP_CSRCS += pic32mx_gpio.c pic32mx_lowconsole.c pic32mx_lowinit.c
 CHIP_CSRCS += pic32mx_serial.c pic32mx_spi.c
--- a/arch/mips/src/pic32mz/Make.defs
+++ b/arch/mips/src/pic32mz/Make.defs
@ -71,7 +71,6 @@ endif

 # Required PIC32MZ files

-CHIP_ASRCS  =
 CHIP_CSRCS  = pic32mz_lowinit.c pic32mz_exception.c pic32mz_decodeirq.c
 CHIP_CSRCS += pic32mz_irq.c pic32mz_timerisr.c pic32mz_gpio.c
 CHIP_CSRCS += pic32mz_lowconsole.c pic32mz_serial.c
--- a/arch/misoc/src/Makefile
+++ b/arch/misoc/src/Makefile
@ -89,10 +89,7 @@ OBJS = $(AOBJS) $(COBJS)

 LDSTARTGROUP ?= --start-group
 LDENDGROUP ?= --end-group
-
 LDFLAGS += $(ARCHSCRIPT)
-EXTRA_LIBS ?=
-LINKLIBS ?=

 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
  BOARDMAKE = $(if $(wildcard .\board\Makefile),y,)
--- a/arch/misoc/src/lm32/Make.defs
+++ b/arch/misoc/src/lm32/Make.defs
@ -36,7 +36,6 @@

 HEAD_ASRC   = lm32_vectors.S

-CMN_ASRCS   =
 CMN_CSRCS   = misoc_lowputs.c misoc_serial.c misoc_mdelay.c
 CMN_CSRCS  += misoc_modifyreg8.c misoc_modifyreg16.c misoc_modifyreg32.c
 CMN_CSRCS  += misoc_puts.c misoc_udelay.c misoc_timerisr.c misoc_net.c
--- a/arch/misoc/src/minerva/Make.defs
+++ b/arch/misoc/src/minerva/Make.defs
@ -36,7 +36,6 @@

 HEAD_ASRC   = minerva_vectors.S

-CMN_ASRCS   =
 CMN_CSRCS   = misoc_lowputs.c misoc_serial.c misoc_mdelay.c
 CMN_CSRCS  += misoc_modifyreg8.c misoc_modifyreg16.c misoc_modifyreg32.c
 CMN_CSRCS  += misoc_puts.c misoc_udelay.c misoc_timerisr.c misoc_net.c
--- a/arch/or1k/src/Makefile
+++ b/arch/or1k/src/Makefile
@ -107,10 +107,6 @@ LDFLAGS += $(ARCHSCRIPT)
 LDSTARTGROUP ?= --start-group
 LDENDGROUP ?= --end-group

-EXTRA_LIBS ?=
-EXTRA_LIBPATHS ?=
-LINKLIBS ?=
-
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
  BOARDMAKE = $(if $(wildcard .\board\Makefile),y,)
  LIBPATHS += -L"$(TOPDIR)\staging"
--- a/arch/or1k/src/mor1kx/Make.defs
+++ b/arch/or1k/src/mor1kx/Make.defs
@ -33,8 +33,6 @@
 #
 ############################################################################

-HEAD_ASRC =
-
 CMN_ASRCS  = up_vectortab.S \
             up_saveusercontext.S \
             up_fullcontextrestore.S
@ -78,9 +76,6 @@ ifeq ($(CONFIG_DEBUG_FEATURES),y)
 #CMN_CSRCS += up_dumpnvic.c
 endif

-CHIP_ASRCS  =
-CHIP_CSRCS  =
-
 ifneq ($(CONFIG_SCHED_TICKLESS),y)
 #CHIP_CSRCS += sam_timerisr.c
 endif
--- a/arch/renesas/src/Makefile
+++ b/arch/renesas/src/Makefile
@ -82,10 +82,7 @@ OBJS = $(AOBJS) $(COBJS)

 LDSTARTGROUP ?= --start-group
 LDENDGROUP ?= --end-group
-
 LDFLAGS += $(ARCHSCRIPT)
-EXTRA_LIBS ?=
-LINKLIBS ?=

 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
  BOARDMAKE = $(if $(wildcard .\board\Makefile),y,)
--- a/arch/renesas/src/m16c/Make.defs
+++ b/arch/renesas/src/m16c/Make.defs
@ -35,7 +35,6 @@

 HEAD_ASRC = m16c_head.S

-CMN_ASRCS  =
 CMN_CSRCS  = up_allocateheap.c up_assert.c up_blocktask.c
 CMN_CSRCS += up_createstack.c up_doirq.c up_exit.c up_idle.c up_initialize.c
 CMN_CSRCS += up_interruptcontext.c up_lowputs.c up_mdelay.c up_puts.c
--- a/arch/renesas/src/rx65n/Make.defs
+++ b/arch/renesas/src/rx65n/Make.defs
@ -35,7 +35,6 @@

 HEAD_ASRC  = rx65n_head.S

-CMN_ASRCS  =
 CMN_CSRCS  = up_allocateheap.c up_assert.c up_blocktask.c
 CMN_CSRCS += up_createstack.c up_doirq.c up_exit.c up_idle.c up_initialize.c
 CMN_CSRCS += up_interruptcontext.c up_lowputs.c up_mdelay.c up_puts.c
--- a/arch/renesas/src/sh1/Make.defs
+++ b/arch/renesas/src/sh1/Make.defs
@ -35,7 +35,6 @@

 HEAD_ASRC  = sh1_head.S

-CMN_ASRCS  =
 CMN_CSRCS  = up_allocateheap.c up_assert.c up_blocktask.c
 CMN_CSRCS += up_createstack.c up_doirq.c up_exit.c up_idle.c up_initialize.c
 CMN_CSRCS += up_initialstate.c up_interruptcontext.c up_lowputs.c
@ -51,7 +50,3 @@ CHIP_CSRCS += sh1_copystate.c sh1_dumpstate.c
 ifneq ($(CONFIG_SCHED_TICKLESS),y)
 CHIP_CSRCS += sh1_timerisr.c
 endif
-
-ifeq ($(CONFIG_USBDEV),y)
-CHIP_CSRCS +=
-endif
--- a/arch/risc-v/src/Makefile
+++ b/arch/risc-v/src/Makefile
@ -111,10 +111,6 @@ LDFLAGS += $(ARCHSCRIPT)
 LDSTARTGROUP ?= --start-group
 LDENDGROUP ?= --end-group

-EXTRA_LIBS ?=
-EXTRA_LIBPATHS ?=
-LINKLIBS ?=
-
 AFLAGS += -I$(TOPDIR)/include

 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
--- a/arch/sim/src/Makefile
+++ b/arch/sim/src/Makefile
@ -49,8 +49,6 @@ CXXFLAGS += -I$(ARCH_SRCDIR)/chip -I$(TOPDIR)/sched $(EXTRAFLAGS)
 LINKOBJS = up_head$(OBJEXT)
 REQUIREDOBJS = $(LINKOBJS)

-ASRCS =
-
 ifeq ($(CONFIG_HOST_X86_64),y)
 ifeq ($(CONFIG_SIM_M32),y)
  ASRCS += up_setjmp32.S
@ -223,22 +221,15 @@ OBJS = $(AOBJS) $(COBJS) $(HOSTOBJS)
 # Override in Make.defs if linker is not 'ld'

 ifeq ($(HOSTOS),Darwin)
-  LDSTARTGROUP ?=
-  LDENDGROUP ?=
  LDUNEXPORTSYMBOLS ?= -unexported_symbols_list $(HOSTOS)-names.dat
 else
  LDSTARTGROUP ?= --start-group
  LDENDGROUP ?= --end-group
-  LDUNEXPORTSYMBOLS ?=
 endif

-EXTRA_LIBS ?=
-EXTRA_LIBPATHS ?=
-
 # Determine which NuttX libraries will need to be linked in
 # Most are provided by LINKLIBS on the MAKE command line

-LINKLIBS ?=
 RELLIBS = $(patsubst %.a,%,$(patsubst lib%,-l%,$(LINKLIBS)))
 RELPATHS += -L"$(TOPDIR)/staging"

--- a/arch/x86/src/Makefile
+++ b/arch/x86/src/Makefile
@ -84,10 +84,7 @@ OBJS = $(AOBJS) $(COBJS)

 LDSTARTGROUP ?= --start-group
 LDENDGROUP ?= --end-group
-
 LDFLAGS += $(ARCHSCRIPT)
-EXTRA_LIBS ?=
-LINKLIBS ?=

 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
  BOARDMAKE = $(if $(wildcard .\board\Makefile),y,)
--- a/arch/x86_64/src/Makefile
+++ b/arch/x86_64/src/Makefile
@ -73,10 +73,6 @@ LDENDGROUP ?= --end-group

 LDFLAGS += -z max-page-size=0x1000 $(ARCHSCRIPT)
 LOADER_LDFLAGS += $(LOADER_ARCHSCRIPT)
-EXTRA_LIBS ?=
-LINKLIBS ?=
-
-OBJCOPYARGS =

 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
  BOARDMAKE = $(if $(wildcard .\board\Makefile),y,)
--- a/arch/xtensa/src/Makefile
+++ b/arch/xtensa/src/Makefile
@ -85,10 +85,7 @@ OBJS = $(AOBJS) $(COBJS)

 LDSTARTGROUP ?= --start-group
 LDENDGROUP ?= --end-group
-
 LDFLAGS += $(ARCHSCRIPT)
-EXTRA_LIBS ?=
-LINKLIBS ?=

 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
  BOARDMAKE = $(if $(wildcard .\board\Makefile),y,)
--- a/arch/xtensa/src/esp32/Make.defs
+++ b/arch/xtensa/src/esp32/Make.defs
@ -95,7 +95,6 @@ endif

 # Required ESP32 files (arch/xtensa/src/lx6)

-CHIP_ASRCS  =
 CHIP_CSRCS  = esp32_allocateheap.c esp32_clockconfig.c esp32_cpuint.c
 CHIP_CSRCS += esp32_gpio.c esp32_intdecode.c esp32_irq.c esp32_region.c
 CHIP_CSRCS += esp32_timerisr.c
--- a/arch/z16/src/z16f/Make.defs
+++ b/arch/z16/src/z16f/Make.defs
@ -20,7 +20,6 @@

 HEAD_SSRC = z16f_head.S

-CMN_SSRCS  =
 CMN_CSRCS  = z16_allocateheap.c z16_initialize.c z16_schedulesigaction.c
 CMN_CSRCS += z16_assert.c z16_initialstate.c z16_sigdeliver.c z16_blocktask.c
 CMN_CSRCS += z16_interruptcontext.c z16_stackdump.c z16_copystate.c
--- a/arch/z80/src/ez80/Make.defs
+++ b/arch/z80/src/ez80/Make.defs
@ -18,10 +18,6 @@
 #
 ############################################################################

-HEAD_ASRC =
-HEAD_SSRC =
-
-CMN_SSRCS  =
 CMN_CSRCS  = z80_initialize.c z80_allocateheap.c z80_createstack.c
 CMN_CSRCS += z80_releasestack.c z80_interruptcontext.c z80_blocktask.c
 CMN_CSRCS += z80_unblocktask.c z80_exit.c z80_releasepending.c
@ -60,7 +56,6 @@ ifeq ($(CONFIG_ARCH_STACKDUMP),y)
 CHIP_ASRCS += ez80_getsp.asm
 endif

-CHIP_SSRCS  =
 CHIP_CSRCS  = ez80_clock.c ez80_initialstate.c ez80_irq.c ez80_copystate.c
 CHIP_CSRCS += ez80_schedulesigaction.c ez80_sigdeliver.c
 CHIP_CSRCS += ez80_timerisr.c ez80_serial.c
--- a/arch/z80/src/z180/Make.defs
+++ b/arch/z80/src/z180/Make.defs
@ -41,7 +41,6 @@ HEAD_ASRC = z180_head.asm
 endif
 endif

-CMN_ASRCS  =
 CMN_CSRCS  = z80_allocateheap.c z80_assert.c z80_blocktask.c z80_createstack.c
 CMN_CSRCS += z80_doirq.c z80_exit.c z80_idle.c z80_initialize.c
 CMN_CSRCS += z80_interruptcontext.c z80_mdelay.c z80_releasepending.c
--- a/arch/z80/src/z8/Make.defs
+++ b/arch/z80/src/z8/Make.defs
@ -35,7 +35,6 @@

 HEAD_SSRC = z8_head.S

-CMN_SSRCS  =
 CMN_CSRCS  = z80_initialize.c z80_allocateheap.c z80_createstack.c
 CMN_CSRCS += z80_releasestack.c z80_interruptcontext.c z80_blocktask.c
 CMN_CSRCS += z80_unblocktask.c z80_exit.c z80_releasepending.c
--- a/arch/z80/src/z80/Make.defs
+++ b/arch/z80/src/z80/Make.defs
@ -41,7 +41,6 @@ HEAD_ASRC = z80_head.asm
 endif
 endif

-CMN_ASRCS  =

 CMN_CSRCS  = z80_initialize.c z80_allocateheap.c z80_createstack.c
 CMN_CSRCS += z80_releasestack.c z80_interruptcontext.c z80_blocktask.c
--- a/audio/Makefile
+++ b/audio/Makefile
@ -35,10 +35,7 @@

 include $(TOPDIR)/Make.defs

-DEPPATH = --dep-path .
-ASRCS =
 CSRCS = audio.c
-VPATH = .

 ifeq ($(CONFIG_AUDIO_COMP),y)
  CSRCS += audio_comp.c
--- a/binfmt/Makefile
+++ b/binfmt/Makefile
@ -38,7 +38,6 @@ include $(TOPDIR)/Make.defs

 # Basic BINFMT source files

-BINFMT_ASRCS  =
 BINFMT_CSRCS  = binfmt_globals.c binfmt_initialize.c binfmt_register.c binfmt_unregister.c
 BINFMT_CSRCS += binfmt_loadmodule.c binfmt_unloadmodule.c binfmt_execmodule.c
 BINFMT_CSRCS += binfmt_exec.c binfmt_copyargv.c binfmt_dumpmodule.c
@ -59,10 +58,6 @@ endif

 # Add configured binary modules

-VPATH =
-SUBDIRS =
-DEPPATH = --dep-path .
-
 include libnxflat/Make.defs
 include libelf/Make.defs

--- a/boards/Makefile
+++ b/boards/Makefile
@ -45,8 +45,6 @@ ifeq ($(CONFIG_ARCH_BOARD_CUSTOM),y)
    CUSTOM_KPATH = $(CUSTOM_DIR)$(DELIM)Kconfig
  endif
  CUSTOM_KCONFIG = $(if $(wildcard $(CUSTOM_KPATH)),y,)
-else
-  CUSTOM_KCONFIG =
 endif

 ifeq ($(CUSTOM_KCONFIG),y)
@ -64,9 +62,7 @@ BOARD_INSTALLED = $(if $(wildcard $(BOARD_DIR)$(DELIM)Makefile),y,)

 # Basic

-CONFIG_ASRCS =
 CONFIG_CSRCS = dummy.c
-CONFIG_CXXSRCS =

 # boardctl support

@ -105,10 +101,10 @@ $(BIN): $(OBJS)

 .depend: Makefile $(SRCS)
 ifneq ($(SRCS),)
-	$(Q) $(MKDEP) --dep-path . "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
+	$(Q) $(MKDEP) "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 endif
 ifneq ($(CXXSRCS),)
-	$(Q) $(MKDEP) --dep-path . "$(CXX)" -- $(CXXFLAGS) -- $(CXXSRCS) >>Make.dep
+	$(Q) $(MKDEP) "$(CXX)" -- $(CXXFLAGS) -- $(CXXSRCS) >>Make.dep
 endif
 	$(Q) touch $@

--- a/boards/arm/a1x/pcduino-a10/scripts/Make.defs
+++ b/boards/arm/a1x/pcduino-a10/scripts/Make.defs
@ -74,7 +74,6 @@ ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/a1x/pcduino-a10/src/Makefile
+++ b/boards/arm/a1x/pcduino-a10/src/Makefile
@ -35,7 +35,6 @@

 include $(TOPDIR)/Make.defs

-ASRCS =
 CSRCS = a1x_boot.c a1x_bringup.c a1x_leds.c

 ifeq ($(CONFIG_LIB_BOARDCTL),y)
--- a/boards/arm/am335x/beaglebone-black/scripts/Make.defs
+++ b/boards/arm/am335x/beaglebone-black/scripts/Make.defs
@ -93,7 +93,6 @@ ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/am335x/beaglebone-black/src/Makefile
+++ b/boards/arm/am335x/beaglebone-black/src/Makefile
@ -37,7 +37,6 @@

 include $(TOPDIR)/Make.defs

-ASRCS =
 CSRCS = am335x_boot.c am335x_bringup.c am335x_leds.c

 ifeq ($(CONFIG_LIB_BOARDCTL),y)
--- a/boards/arm/c5471/c5471evm/scripts/Make.defs
+++ b/boards/arm/c5471/c5471evm/scripts/Make.defs
@ -95,7 +95,6 @@ ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) \
         $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/c5471/c5471evm/src/Makefile
+++ b/boards/arm/c5471/c5471evm/src/Makefile
@ -35,7 +35,6 @@

 include $(TOPDIR)/Make.defs

-ASRCS =
 CSRCS = c5471_leds.c

 include $(TOPDIR)/boards/Board.mk
--- a/boards/arm/cxd56xx/spresense/scripts/Make.defs
+++ b/boards/arm/cxd56xx/spresense/scripts/Make.defs
@ -82,7 +82,6 @@ ARCHCFLAGS = -fno-builtin -mabi=aapcs -ffunction-sections -fdata-sections
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fno-rtti -std=c++98
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/dm320/ntosd-dm320/scripts/Make.defs
+++ b/boards/arm/dm320/ntosd-dm320/scripts/Make.defs
@ -91,7 +91,6 @@ ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) \
   $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/dm320/ntosd-dm320/src/Makefile
+++ b/boards/arm/dm320/ntosd-dm320/src/Makefile
@ -35,7 +35,6 @@

 include $(TOPDIR)/Make.defs

-ASRCS =
 CSRCS = dm320_leds.c dm320_network.c

 ifeq ($(CONFIG_BOARD_LATE_INITIALIZE),y)
--- a/boards/arm/efm32/efm32-g8xx-stk/scripts/Make.defs
+++ b/boards/arm/efm32/efm32-g8xx-stk/scripts/Make.defs
@ -76,7 +76,6 @@ ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/efm32/efm32-g8xx-stk/src/Makefile
+++ b/boards/arm/efm32/efm32-g8xx-stk/src/Makefile
@ -35,7 +35,6 @@

 include $(TOPDIR)/Make.defs

-ASRCS =
 CSRCS = efm32_boot.c

 ifeq ($(CONFIG_ARCH_LEDS),y)
--- a/boards/arm/efm32/efm32gg-stk3700/scripts/Make.defs
+++ b/boards/arm/efm32/efm32gg-stk3700/scripts/Make.defs
@ -76,7 +76,6 @@ ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/efm32/efm32gg-stk3700/src/Makefile
+++ b/boards/arm/efm32/efm32gg-stk3700/src/Makefile
@ -35,7 +35,6 @@

 include $(TOPDIR)/Make.defs

-ASRCS =
 CSRCS = efm32_boot.c

 ifeq ($(CONFIG_ARCH_LEDS),y)
--- a/boards/arm/efm32/olimex-efm32g880f128-stk/scripts/Make.defs
+++ b/boards/arm/efm32/olimex-efm32g880f128-stk/scripts/Make.defs
@ -76,7 +76,6 @@ ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/efm32/olimex-efm32g880f128-stk/src/Makefile
+++ b/boards/arm/efm32/olimex-efm32g880f128-stk/src/Makefile
@ -35,7 +35,6 @@

 include $(TOPDIR)/Make.defs

-ASRCS =
 CSRCS = efm32_boot.c

 ifeq ($(CONFIG_ARCH_BUTTONS),y)
--- a/boards/arm/imx6/sabre-6quad/scripts/Make.defs
+++ b/boards/arm/imx6/sabre-6quad/scripts/Make.defs
@ -74,7 +74,6 @@ ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/imx6/sabre-6quad/src/Makefile
+++ b/boards/arm/imx6/sabre-6quad/src/Makefile
@ -35,7 +35,6 @@

 include $(TOPDIR)/Make.defs

-ASRCS =
 CSRCS = imx_boardinit.c imx_bringup.c

 ifeq ($(CONFIG_LIB_BOARDCTL),y)
--- a/boards/arm/imxrt/imxrt1020-evk/scripts/Make.defs
+++ b/boards/arm/imxrt/imxrt1020-evk/scripts/Make.defs
@ -80,7 +80,6 @@ ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef -fno-strict-aliasing
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/imxrt/imxrt1020-evk/src/Makefile
+++ b/boards/arm/imxrt/imxrt1020-evk/src/Makefile
@ -35,7 +35,6 @@

 include $(TOPDIR)/Make.defs

-ASRCS =
 CSRCS = imxrt_flexspi_nor_flash.c imxrt_boot.c imxrt_flexspi_nor_boot.c
 ifeq ($(CONFIG_IMXRT_SDRAMC),y)
 CSRCS += imxrt_sdram.c
--- a/boards/arm/imxrt/imxrt1050-evk/configs/knsh/Make.defs
+++ b/boards/arm/imxrt/imxrt1050-evk/configs/knsh/Make.defs
@ -79,7 +79,6 @@ ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef -fno-strict-aliasing
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/imxrt/imxrt1050-evk/configs/libcxxtest/Make.defs
+++ b/boards/arm/imxrt/imxrt1050-evk/configs/libcxxtest/Make.defs
@ -90,7 +90,6 @@ else
 endif
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef #-fno-strict-aliasing
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10


--- a/boards/arm/imxrt/imxrt1050-evk/scripts/Make.defs
+++ b/boards/arm/imxrt/imxrt1050-evk/scripts/Make.defs
@ -80,7 +80,6 @@ ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef -fno-strict-aliasing
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/imxrt/imxrt1050-evk/src/Makefile
+++ b/boards/arm/imxrt/imxrt1050-evk/src/Makefile
@ -35,7 +35,6 @@

 include $(TOPDIR)/Make.defs

-ASRCS =
 CSRCS = imxrt_boot.c imxrt_flexspi_nor_boot.c imxrt_flexspi_nor_flash.c

 ifeq ($(CONFIG_IMXRT_SDRAMC),y)
--- a/boards/arm/imxrt/imxrt1060-evk/configs/knsh/Make.defs
+++ b/boards/arm/imxrt/imxrt1060-evk/configs/knsh/Make.defs
@ -79,7 +79,6 @@ ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef -fno-strict-aliasing
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/imxrt/imxrt1060-evk/configs/libcxxtest/Make.defs
+++ b/boards/arm/imxrt/imxrt1060-evk/configs/libcxxtest/Make.defs
@ -90,7 +90,6 @@ else
 endif
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef #-fno-strict-aliasing
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10


--- a/boards/arm/imxrt/imxrt1060-evk/scripts/Make.defs
+++ b/boards/arm/imxrt/imxrt1060-evk/scripts/Make.defs
@ -80,7 +80,6 @@ ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef -fno-strict-aliasing
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/imxrt/imxrt1060-evk/src/Makefile
+++ b/boards/arm/imxrt/imxrt1060-evk/src/Makefile
@ -35,7 +35,6 @@

 include $(TOPDIR)/Make.defs

-ASRCS =
 CSRCS = imxrt_boot.c imxrt_flexspi_nor_boot.c imxrt_flexspi_nor_flash.c

 ifeq ($(CONFIG_IMXRT_SDRAMC),y)
--- a/boards/arm/kinetis/freedom-k28f/scripts/Make.defs
+++ b/boards/arm/kinetis/freedom-k28f/scripts/Make.defs
@ -76,7 +76,6 @@ ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/kinetis/freedom-k28f/src/Makefile
+++ b/boards/arm/kinetis/freedom-k28f/src/Makefile
@ -35,7 +35,6 @@

 include $(TOPDIR)/Make.defs

-ASRCS =
 CSRCS = k28_boot.c k28_bringup.c k28_spi.c k28_i2c.c

 ifeq ($(CONFIG_LIB_BOARDCTL),y)
--- a/boards/arm/kinetis/freedom-k64f/scripts/Make.defs
+++ b/boards/arm/kinetis/freedom-k64f/scripts/Make.defs
@ -74,7 +74,6 @@ ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/kinetis/freedom-k64f/src/Makefile
+++ b/boards/arm/kinetis/freedom-k64f/src/Makefile
@ -35,7 +35,6 @@

 include $(TOPDIR)/Make.defs

-ASRCS =
 CSRCS = k64_boot.c k64_spi.c

 ifeq ($(CONFIG_ARCH_LEDS),y)
--- a/boards/arm/kinetis/freedom-k66f/scripts/Make.defs
+++ b/boards/arm/kinetis/freedom-k66f/scripts/Make.defs
@ -75,7 +75,6 @@ ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/kinetis/freedom-k66f/src/Makefile
+++ b/boards/arm/kinetis/freedom-k66f/src/Makefile
@ -36,7 +36,6 @@

 include $(TOPDIR)/Make.defs

-ASRCS =
 CSRCS = k66_boot.c k66_spi.c

 ifeq ($(CONFIG_ARCH_LEDS),y)
--- a/boards/arm/kinetis/kwikstik-k40/scripts/Make.defs
+++ b/boards/arm/kinetis/kwikstik-k40/scripts/Make.defs
@ -74,7 +74,6 @@ ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/kinetis/kwikstik-k40/src/Makefile
+++ b/boards/arm/kinetis/kwikstik-k40/src/Makefile
@ -35,7 +35,6 @@

 include $(TOPDIR)/Make.defs

-ASRCS =
 CSRCS = k40_boot.c k40_lcd.c k40_spi.c

 ifeq ($(CONFIG_ARCH_LEDS),y)
--- a/boards/arm/kinetis/teensy-3.x/scripts/Make.defs
+++ b/boards/arm/kinetis/teensy-3.x/scripts/Make.defs
@ -80,7 +80,6 @@ ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
-ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

 CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
--- a/boards/arm/kinetis/teensy-3.x/src/Makefile
+++ b/boards/arm/kinetis/teensy-3.x/src/Makefile
@ -35,7 +35,6 @@

 include $(TOPDIR)/Make.defs

-ASRCS =
 CSRCS = k20_boot.c k20_spi.c k20_i2c.c

 ifeq ($(CONFIG_ARCH_LEDS),y)
--- a/Show more
+++ b/Show more