From 072de836f53be56a70cecf70b43ae43b7ce17376 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 10:08:36 +0000
Subject: [PATCH] mk-rootfs.sh
---
kernel/arch/arm/Makefile | 116 ++++++++++++++++++++--------------------------------------
1 files changed, 40 insertions(+), 76 deletions(-)
diff --git a/kernel/arch/arm/Makefile b/kernel/arch/arm/Makefile
index db32b78..bad2ea2 100644
--- a/kernel/arch/arm/Makefile
+++ b/kernel/arch/arm/Makefile
@@ -16,10 +16,6 @@
KBUILD_LDFLAGS_MODULE += --be8
endif
-ifeq ($(CONFIG_ARM_MODULE_PLTS),y)
-KBUILD_LDFLAGS_MODULE += -T $(srctree)/arch/arm/kernel/module.lds
-endif
-
GZFLAGS :=-9
#KBUILD_CFLAGS +=-pipe
@@ -45,12 +41,10 @@
ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
KBUILD_CPPFLAGS += -mbig-endian
CHECKFLAGS += -D__ARMEB__
-AS += -EB
KBUILD_LDFLAGS += -EB
else
KBUILD_CPPFLAGS += -mlittle-endian
CHECKFLAGS += -D__ARMEL__
-AS += -EL
KBUILD_LDFLAGS += -EL
endif
@@ -77,7 +71,7 @@
arch-$(CONFIG_CPU_32v5) =-D__LINUX_ARM_ARCH__=5 -march=armv5te
arch-$(CONFIG_CPU_32v4T) =-D__LINUX_ARM_ARCH__=4 -march=armv4t
arch-$(CONFIG_CPU_32v4) =-D__LINUX_ARM_ARCH__=4 -march=armv4
-arch-$(CONFIG_CPU_32v3) =-D__LINUX_ARM_ARCH__=3 -march=armv3
+arch-$(CONFIG_CPU_32v3) =-D__LINUX_ARM_ARCH__=3 -march=armv3m
# Evaluate arch cc-option calls now
arch-y := $(arch-y)
@@ -123,13 +117,8 @@
AFLAGS_NOWARN :=$(call as-option,-Wa$(comma)-mno-warn-deprecated,-Wa$(comma)-W)
ifeq ($(CONFIG_THUMB2_KERNEL),y)
-AFLAGS_AUTOIT :=$(call as-option,-Wa$(comma)-mimplicit-it=always,-Wa$(comma)-mauto-it)
-CFLAGS_ISA :=-mthumb $(AFLAGS_AUTOIT) $(AFLAGS_NOWARN)
+CFLAGS_ISA :=-mthumb -Wa,-mimplicit-it=always $(AFLAGS_NOWARN)
AFLAGS_ISA :=$(CFLAGS_ISA) -Wa$(comma)-mthumb
-# Work around buggy relocation from gas if requested:
-ifeq ($(CONFIG_THUMB2_AVOID_R_ARM_THM_JUMP11),y)
-KBUILD_CFLAGS_MODULE +=-fno-optimize-sibling-calls
-endif
else
CFLAGS_ISA :=$(call cc-option,-marm,) $(AFLAGS_NOWARN)
AFLAGS_ISA :=$(CFLAGS_ISA)
@@ -146,28 +135,36 @@
# Text offset. This list is sorted numerically by address in order to
# provide a means to avoid/resolve conflicts in multi-arch kernels.
+# Note: the 32kB below this value is reserved for use by the kernel
+# during boot, and this offset is critical to the functioning of
+# kexec-tools.
textofs-y := 0x00008000
# We don't want the htc bootloader to corrupt kernel during resume
textofs-$(CONFIG_PM_H1940) := 0x00108000
+# RTD1195 has Boot ROM at start of address space
+textofs-$(CONFIG_ARCH_REALTEK) := 0x00108000
# SA1111 DMA bug: we don't want the kernel to live in precious DMA-able memory
ifeq ($(CONFIG_ARCH_SA1100),y)
textofs-$(CONFIG_SA1111) := 0x00208000
endif
+textofs-$(CONFIG_ARCH_IPQ40XX) := 0x00208000
textofs-$(CONFIG_ARCH_MSM8X60) := 0x00208000
textofs-$(CONFIG_ARCH_MSM8960) := 0x00208000
textofs-$(CONFIG_ARCH_MESON) := 0x00208000
textofs-$(CONFIG_ARCH_AXXIA) := 0x00308000
textofs-$(CONFIG_CPU_RK3308) := 0x00058000
-textofs-$(CONFIG_CPU_PX30) := 0x00208000
ifeq ($(CONFIG_ROCKCHIP_THUNDER_BOOT),y)
+textofs-$(CONFIG_CPU_RV1106) := 0x00208000
textofs-$(CONFIG_CPU_RV1126) := 0x00608000
endif
+textofs-$(CONFIG_RV1106_HPMCU_FAST_WAKEUP) := 0x00208000
# Machine directory name. This list is sorted alphanumerically
# by CONFIG_* macro name.
machine-$(CONFIG_ARCH_ACTIONS) += actions
machine-$(CONFIG_ARCH_ALPINE) += alpine
machine-$(CONFIG_ARCH_ARTPEC) += artpec
+machine-$(CONFIG_ARCH_ASPEED) += aspeed
machine-$(CONFIG_ARCH_AT91) += at91
machine-$(CONFIG_ARCH_AXXIA) += axxia
machine-$(CONFIG_ARCH_BCM) += bcm
@@ -186,12 +183,9 @@
machine-$(CONFIG_ARCH_HIGHBANK) += highbank
machine-$(CONFIG_ARCH_HISI) += hisi
machine-$(CONFIG_ARCH_INTEGRATOR) += integrator
-machine-$(CONFIG_ARCH_IOP13XX) += iop13xx
machine-$(CONFIG_ARCH_IOP32X) += iop32x
-machine-$(CONFIG_ARCH_IOP33X) += iop33x
machine-$(CONFIG_ARCH_IXP4XX) += ixp4xx
machine-$(CONFIG_ARCH_KEYSTONE) += keystone
-machine-$(CONFIG_ARCH_KS8695) += ks8695
machine-$(CONFIG_ARCH_LPC18XX) += lpc18xx
machine-$(CONFIG_ARCH_LPC32XX) += lpc32xx
machine-$(CONFIG_ARCH_MESON) += meson
@@ -202,8 +196,9 @@
machine-$(CONFIG_ARCH_MVEBU) += mvebu
machine-$(CONFIG_ARCH_MXC) += imx
machine-$(CONFIG_ARCH_MEDIATEK) += mediatek
+machine-$(CONFIG_ARCH_MILBEAUT) += milbeaut
machine-$(CONFIG_ARCH_MXS) += mxs
-machine-$(CONFIG_ARCH_NETX) += netx
+machine-$(CONFIG_ARCH_MSTARV7) += mstar
machine-$(CONFIG_ARCH_NOMADIK) += nomadik
machine-$(CONFIG_ARCH_NPCM) += npcm
machine-$(CONFIG_ARCH_NSPIRE) += nspire
@@ -214,13 +209,14 @@
machine-$(CONFIG_ARCH_PICOXCELL) += picoxcell
machine-$(CONFIG_ARCH_PXA) += pxa
machine-$(CONFIG_ARCH_QCOM) += qcom
+machine-$(CONFIG_ARCH_RDA) += rda
+machine-$(CONFIG_ARCH_REALTEK) += realtek
machine-$(CONFIG_ARCH_REALVIEW) += realview
ifndef CONFIG_ARM_PSCI
machine-$(CONFIG_ARCH_ROCKCHIP) += rockchip
endif
machine-$(CONFIG_ARCH_RPC) += rpc
-machine-$(CONFIG_ARCH_S3C24XX) += s3c24xx
-machine-$(CONFIG_ARCH_S3C64XX) += s3c64xx
+machine-$(CONFIG_PLAT_SAMSUNG) += s3c
machine-$(CONFIG_ARCH_S5PV210) += s5pv210
machine-$(CONFIG_ARCH_SA1100) += sa1100
machine-$(CONFIG_ARCH_RENESAS) += shmobile
@@ -236,21 +232,15 @@
machine-$(CONFIG_ARCH_VERSATILE) += versatile
machine-$(CONFIG_ARCH_VEXPRESS) += vexpress
machine-$(CONFIG_ARCH_VT8500) += vt8500
-machine-$(CONFIG_ARCH_W90X900) += w90x900
machine-$(CONFIG_ARCH_ZX) += zx
machine-$(CONFIG_ARCH_ZYNQ) += zynq
machine-$(CONFIG_PLAT_SPEAR) += spear
# Platform directory name. This list is sorted alphanumerically
# by CONFIG_* macro name.
-plat-$(CONFIG_ARCH_EXYNOS) += samsung
plat-$(CONFIG_ARCH_OMAP) += omap
-plat-$(CONFIG_ARCH_S3C64XX) += samsung
-plat-$(CONFIG_ARCH_S5PV210) += samsung
-plat-$(CONFIG_PLAT_IOP) += iop
plat-$(CONFIG_PLAT_ORION) += orion
plat-$(CONFIG_PLAT_PXA) += pxa
-plat-$(CONFIG_PLAT_S3C24XX) += samsung
plat-$(CONFIG_PLAT_VERSATILE) += versatile
ifeq ($(CONFIG_ARCH_EBSA110),y)
@@ -278,36 +268,19 @@
ifneq ($(CONFIG_ARCH_MULTIPLATFORM),y)
ifneq ($(CONFIG_ARM_SINGLE_ARMV7M),y)
-ifeq ($(KBUILD_SRC),)
-KBUILD_CPPFLAGS += $(patsubst %,-I%include,$(machdirs) $(platdirs))
-else
KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs) $(platdirs))
-endif
endif
endif
export TEXT_OFFSET GZFLAGS MMUEXT
-# Do we have FASTFPE?
-FASTFPE :=arch/arm/fastfpe
-ifeq ($(FASTFPE),$(wildcard $(FASTFPE)))
-FASTFPE_OBJ :=$(FASTFPE)/
-endif
-
-core-$(CONFIG_FPE_NWFPE) += arch/arm/nwfpe/
-core-$(CONFIG_FPE_FASTFPE) += $(FASTFPE_OBJ)
-core-$(CONFIG_VFP) += arch/arm/vfp/
-core-$(CONFIG_XEN) += arch/arm/xen/
-core-$(CONFIG_KVM_ARM_HOST) += arch/arm/kvm/
-core-$(CONFIG_VDSO) += arch/arm/vdso/
-
+core-y += arch/arm/
# If we have a machine-specific directory, then include it in the build.
-core-y += arch/arm/kernel/ arch/arm/mm/ arch/arm/common/
-core-y += arch/arm/probes/
-core-y += arch/arm/net/
-core-y += arch/arm/crypto/
-core-y += arch/arm/firmware/
core-y += $(machdirs) $(platdirs)
+
+# For cleaning
+core- += $(patsubst %,arch/arm/mach-%/, $(machine-))
+core- += $(patsubst %,arch/arm/plat-%/, $(plat-))
drivers-$(CONFIG_OPROFILE) += arch/arm/oprofile/
@@ -321,12 +294,21 @@
KBUILD_IMAGE := $(boot)/zImage
endif
-# Build the DT binary blobs if we have OF configured
-ifeq ($(CONFIG_USE_OF),y)
-KBUILD_DTBS := dtbs
+ifeq ($(CONFIG_STACKPROTECTOR_PER_TASK),y)
+prepare: stack_protector_prepare
+stack_protector_prepare: prepare0
+ $(eval SSP_PLUGIN_CFLAGS := \
+ -fplugin-arg-arm_ssp_per_task_plugin-tso=$(shell \
+ awk '{if ($$2 == "THREAD_SZ_ORDER") print $$3;}'\
+ include/generated/asm-offsets.h) \
+ -fplugin-arg-arm_ssp_per_task_plugin-offset=$(shell \
+ awk '{if ($$2 == "TI_STACK_CANARY") print $$3;}'\
+ include/generated/asm-offsets.h))
+ $(eval KBUILD_CFLAGS += $(SSP_PLUGIN_CFLAGS))
+ $(eval GCC_PLUGINS_CFLAGS += $(SSP_PLUGIN_CFLAGS))
endif
-all: $(notdir $(KBUILD_IMAGE)) $(KBUILD_DTBS)
+all: $(notdir $(KBUILD_IMAGE))
archheaders:
@@ -354,17 +336,6 @@
$(INSTALL_TARGETS):
$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
-%.dtb: | scripts
- $(Q)$(MAKE) $(build)=$(boot)/dts MACHINE=$(MACHINE) $(boot)/dts/$@
-
-PHONY += dtbs dtbs_install
-
-dtbs: prepare scripts
- $(Q)$(MAKE) $(build)=$(boot)/dts
-
-dtbs_install:
- $(Q)$(MAKE) $(dtbinst)=$(boot)/dts
-
PHONY += vdso_install
vdso_install:
ifeq ($(CONFIG_VDSO),y)
@@ -386,8 +357,6 @@
echo ' uImage - U-Boot wrapped zImage'
echo ' bootpImage - Combined zImage and initial RAM disk'
echo ' (supply initrd image via make variable INITRD=<path>)'
- echo '* dtbs - Build device tree blobs for enabled boards'
- echo ' dtbs_install - Install dtbs to $(INSTALL_DTBS_PATH)'
echo ' install - Install uncompressed kernel'
echo ' zinstall - Install compressed kernel'
echo ' uinstall - Install U-Boot wrapped compressed kernel'
@@ -397,19 +366,14 @@
echo ' vdso_install - Install unstripped vdso.so to $$(INSTALL_MOD_PATH)/vdso'
endef
-kernel.img: zImage
- $(Q)scripts/mkkrnlimg $(objtree)/arch/arm/boot/zImage $(objtree)/kernel.img >/dev/null
- @echo ' Image: kernel.img (with zImage) is ready'
-ifdef CONFIG_MODULES
- $(Q)if [ "$(srctree)" = "$(objtree)" ]; then $(MAKE) modules; fi
-endif
+MAKE_MODULES ?= y
-ifdef CONFIG_DRM
-LOGO := $(notdir $(wildcard $(srctree)/logo.bmp))
-LOGO_KERNEL := $(notdir $(wildcard $(srctree)/logo_kernel.bmp))
+%.img:
+ifeq ("$(CONFIG_MODULES)$(MAKE_MODULES)$(srctree)","yy$(objtree)")
+ $(Q)$(MAKE) $*.dtb zImage Image.gz modules
+else
+ $(Q)$(MAKE) $*.dtb zImage Image.gz
endif
-
-%.img: %.dtb kernel.img $(LOGO) $(LOGO_KERNEL)
$(Q)$(srctree)/scripts/mkimg --dtb $*.dtb
CLEAN_DIRS += out
--
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