From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2D04FC433F5 for ; Wed, 5 Sep 2018 12:08:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D24CF20658 for ; Wed, 5 Sep 2018 12:08:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D24CF20658 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=c-sky.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727882AbeIEQim (ORCPT ); Wed, 5 Sep 2018 12:38:42 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:40155 "EHLO smtp2200-217.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727861AbeIEQim (ORCPT ); Wed, 5 Sep 2018 12:38:42 -0400 X-Alimail-AntiSpam: AC=CONTINUE;BC=0.07437673|-1;CH=green;FP=0|0|0|0|0|-1|-1|-1;HT=e01l07423;MF=ren_guo@c-sky.com;NM=1;PH=DS;RN=12;RT=12;SR=0;TI=SMTPD_---.CmtCRpp_1536149290; Received: from localhost(mailfrom:ren_guo@c-sky.com fp:SMTPD_---.CmtCRpp_1536149290) by smtp.aliyun-inc.com(10.147.41.199); Wed, 05 Sep 2018 20:08:11 +0800 From: Guo Ren To: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, tglx@linutronix.de, daniel.lezcano@linaro.org, jason@lakedaemon.net, arnd@arndb.de Cc: c-sky_gcc_upstream@c-sky.com, gnu-csky@mentor.com, thomas.petazzoni@bootlin.com, wbx@uclibc-ng.org, ren_guo@c-sky.com, green.hu@gmail.com Subject: [PATCH V3 01/26] csky: Build infrastructure Date: Wed, 5 Sep 2018 20:07:40 +0800 Message-Id: <797e2418b0e612acb52a19e68a70c4a87a00bc73.1536138304.git.ren_guo@c-sky.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Guo Ren --- arch/csky/Kconfig | 230 +++++++++++++++++++++++++++++++++ arch/csky/Kconfig.debug | 14 ++ arch/csky/Makefile | 93 +++++++++++++ arch/csky/abiv1/Makefile | 8 ++ arch/csky/abiv2/Makefile | 10 ++ arch/csky/boot/Makefile | 24 ++++ arch/csky/boot/dts/Makefile | 13 ++ arch/csky/boot/dts/include/dt-bindings | 1 + arch/csky/include/asm/Kbuild | 69 ++++++++++ arch/csky/include/uapi/asm/Kbuild | 33 +++++ arch/csky/kernel/Makefile | 8 ++ arch/csky/lib/Makefile | 1 + arch/csky/mm/Makefile | 13 ++ 13 files changed, 517 insertions(+) create mode 100644 arch/csky/Kconfig create mode 100644 arch/csky/Kconfig.debug create mode 100644 arch/csky/Makefile create mode 100644 arch/csky/abiv1/Makefile create mode 100644 arch/csky/abiv2/Makefile create mode 100644 arch/csky/boot/Makefile create mode 100644 arch/csky/boot/dts/Makefile create mode 120000 arch/csky/boot/dts/include/dt-bindings create mode 100644 arch/csky/include/asm/Kbuild create mode 100644 arch/csky/include/uapi/asm/Kbuild create mode 100644 arch/csky/kernel/Makefile create mode 100644 arch/csky/lib/Makefile create mode 100644 arch/csky/mm/Makefile diff --git a/arch/csky/Kconfig b/arch/csky/Kconfig new file mode 100644 index 0000000..8659458 --- /dev/null +++ b/arch/csky/Kconfig @@ -0,0 +1,230 @@ +config CSKY + def_bool y + select ARCH_HAS_SYNC_DMA_FOR_CPU + select ARCH_HAS_SYNC_DMA_FOR_DEVICE + select ARCH_USE_BUILTIN_BSWAP + select ARCH_USE_QUEUED_RWLOCKS if NR_CPUS>2 + select COMMON_CLK + select CLKSRC_MMIO + select CLKSRC_OF + select DMA_NONCOHERENT_OPS + select IRQ_DOMAIN + select HANDLE_DOMAIN_IRQ + select DW_APB_TIMER_OF + select GENERIC_LIB_ASHLDI3 + select GENERIC_LIB_ASHRDI3 + select GENERIC_LIB_LSHRDI3 + select GENERIC_LIB_MULDI3 + select GENERIC_LIB_CMPDI2 + select GENERIC_LIB_UCMPDI2 + select GENERIC_ALLOCATOR + select GENERIC_ATOMIC64 + select GENERIC_CLOCKEVENTS + select GENERIC_CPU_DEVICES + select GENERIC_IRQ_CHIP + select GENERIC_IRQ_PROBE + select GENERIC_IRQ_SHOW + select GENERIC_SCHED_CLOCK + select GENERIC_SMP_IDLE_THREAD + select HAVE_ARCH_TRACEHOOK + select HAVE_GENERIC_DMA_COHERENT + select HAVE_KERNEL_GZIP + select HAVE_KERNEL_LZO + select HAVE_KERNEL_LZMA + select HAVE_C_RECORDMCOUNT + select HAVE_DMA_API_DEBUG + select HAVE_DMA_CONTIGUOUS + select HAVE_MEMBLOCK + select MAY_HAVE_SPARSE_IRQ + select MODULES_USE_ELF_RELA if MODULES + select NO_BOOTMEM + select OF + select OF_EARLY_FLATTREE + select OF_RESERVED_MEM + select PERF_USE_VMALLOC + select RTC_LIB + select TIMER_OF + select USB_ARCH_HAS_EHCI + select USB_ARCH_HAS_OHCI + +config CPU_HAS_CACHEV2 + bool + +config CPU_HAS_FPUV2 + bool + +config CPU_HAS_HILO + bool + +config CPU_HAS_TLBI + bool + +config CPU_HAS_LDSTEX + bool + help + For SMP, CPU needs "ldex&stex" instrcutions to atomic operations. + +config CPU_NEED_TLBSYNC + bool + +config CPU_NEED_SOFTALIGN + bool + +config CPU_NO_USER_BKPT + bool + help + For abiv2 we couldn't use "trap 1" as user space bkpt in gdbserver, because + abiv2 is 16/32bit instruction set and "trap 1" is 32bit. + So we need a 16bit instruction as user space bkpt, and it will cause an illegal + instruction exception. + In kernel we parse the *regs->pc to determine whether to send SIGTRAP or not. + +config GENERIC_CALIBRATE_DELAY + def_bool y + +config GENERIC_CSUM + def_bool y + +config GENERIC_HWEIGHT + def_bool y + +config MMU + def_bool y + +config RWSEM_GENERIC_SPINLOCK + def_bool y + +config TIME_LOW_RES + def_bool y + +config TRACE_IRQFLAGS_SUPPORT + def_bool y + +config CPU_TLB_SIZE + int + default "128" if (CPU_CK610 || CPU_CK807 || CPU_CK810) + default "1024" if (CPU_CK860) + +config CPU_ASID_BITS + int + default "8" if (CPU_CK610 || CPU_CK807 || CPU_CK810) + default "12" if (CPU_CK860) + +config L1_CACHE_SHIFT + int + default "4" if (CPU_CK610) + default "5" if (CPU_CK807 || CPU_CK810) + default "6" if (CPU_CK860) + +source "init/Kconfig" + +source "kernel/Kconfig.freezer" + +menu "Processor type and features" + +choice + prompt "CPU MODEL" + default CPU_CK610 + +config CPU_CK610 + bool "CSKY CPU ck610" + select CPU_NEED_TLBSYNC + select CPU_NEED_SOFTALIGN + select CPU_NO_USER_BKPT + +config CPU_CK810 + bool "CSKY CPU ck810" + select CPU_HAS_HILO + select CPU_NEED_TLBSYNC + +config CPU_CK807 + bool "CSKY CPU ck807" + select CPU_HAS_HILO + +config CPU_CK860 + bool "CSKY CPU ck860" + select CPU_HAS_TLBI + select CPU_HAS_CACHEV2 + select CPU_HAS_LDSTEX + select CPU_HAS_FPUV2 +endchoice + +choice + prompt "Power Manager Instruction (wait/doze/stop)" + default CPU_PM_NONE + +config CPU_PM_NONE + bool "None" + +config CPU_PM_WAIT + bool "wait" + +config CPU_PM_DOZE + bool "doze" + +config CPU_PM_STOP + bool "stop" +endchoice + +config CPU_HAS_VDSP + bool "CPU has VDSP coprocessor" + depends on CPU_HAS_FPU && CPU_HAS_FPUV2 + +config CPU_HAS_FPU + bool "CPU has FPU coprocessor" + depends on CPU_CK807 || CPU_CK810 || CPU_CK860 + +config CPU_HAS_TEE + bool "CPU has Trusted Execution Environment" + depends on CPU_CK810 + +config SMP + bool "Symmetric Multi-Processing (SMP) support for C-SKY" + depends on CPU_CK860 + default n + +config NR_CPUS + int "Maximum number of CPUs (2-32)" + range 2 32 + depends on SMP + default "2" + +config HIGHMEM + bool "High Memory Support" + depends on !CPU_CK610 + default y + +config RAM_BASE + hex "DRAM start addr (the same with memory-section in dts)" + default 0x0 +endmenu + +menu "Power management options" + +source "kernel/power/Kconfig" + +config ARCH_SUSPEND_POSSIBLE + def_bool y +endmenu + +source "mm/Kconfig" + +source "fs/Kconfig.binfmt" + +source "kernel/Kconfig.preempt" + +source "kernel/Kconfig.hz" + +source "net/Kconfig" + +source "drivers/Kconfig" + +source "fs/Kconfig" + +source "arch/csky/Kconfig.debug" + +source "security/Kconfig" + +source "crypto/Kconfig" + +source "lib/Kconfig" diff --git a/arch/csky/Kconfig.debug b/arch/csky/Kconfig.debug new file mode 100644 index 0000000..4f6b952 --- /dev/null +++ b/arch/csky/Kconfig.debug @@ -0,0 +1,14 @@ +menu "Kernel hacking" + +menu "C-SKY Debug Options" +config CSKY_BUILTIN_DTB + bool "Use kernel builtin dtb" + +config CSKY_BUILTIN_DTB_NAME + string "kernel builtin dtb name" + depends on CSKY_BUILTIN_DTB +endmenu + +source "lib/Kconfig.debug" + +endmenu diff --git a/arch/csky/Makefile b/arch/csky/Makefile new file mode 100644 index 0000000..8c127a3 --- /dev/null +++ b/arch/csky/Makefile @@ -0,0 +1,93 @@ +OBJCOPYFLAGS :=-O binary +GZFLAGS :=-9 + +ifdef CONFIG_CPU_HAS_FPU +FPUEXT = f +endif + +ifdef CONFIG_CPU_HAS_VDSP +VDSPEXT = v +endif + +ifdef CONFIG_CPU_HAS_TEE +TEEEXT = t +endif + +ifdef CONFIG_CPU_CK610 +CPUTYPE = ck610 +CSKYABI = abiv1 +endif + +ifdef CONFIG_CPU_CK810 +CPUTYPE = ck810 +CSKYABI = abiv2 +endif + +ifdef CONFIG_CPU_CK807 +CPUTYPE = ck807 +CSKYABI = abiv2 +endif + +ifdef CONFIG_CPU_CK860 +CPUTYPE = ck860 +CSKYABI = abiv2 +endif + +ifneq ($(CSKYABI),) +MCPU_STR = $(CPUTYPE)$(FPUEXT)$(VDSPEXT)$(TEEEXT) +KBUILD_CFLAGS += -mcpu=$(MCPU_STR) +KBUILD_CFLAGS += -DCSKYCPU_DEF_NAME=\"$(MCPU_STR)\" +KBUILD_CFLAGS += -msoft-float -mdiv +KBUILD_CFLAGS += -fno-tree-vectorize +endif + +KBUILD_CFLAGS += -pipe +ifeq ($(CSKYABI),abiv2) +KBUILD_CFLAGS += -mno-stack-size +endif + +abidirs := $(patsubst %,arch/csky/%/,$(CSKYABI)) +KBUILD_CFLAGS += $(patsubst %,-I$(srctree)/%inc,$(abidirs)) + +KBUILD_CPPFLAGS += -mlittle-endian +LDFLAGS += -EL + +KBUILD_AFLAGS += $(KBUILD_CFLAGS) + +head-y := arch/csky/kernel/head.o + +core-y += arch/csky/kernel/ +core-y += arch/csky/mm/ +core-y += arch/csky/$(CSKYABI)/ + +libs-y += arch/csky/lib/ \ + $(shell $(CC) $(KBUILD_CFLAGS) $(KCFLAGS) -print-libgcc-file-name) + +ifdef CONFIG_CSKY_BUILTIN_DTB +core-y += arch/csky/boot/dts/ +endif + +all: zImage + +boot := arch/csky/boot + +dtbs: scripts + $(Q)$(MAKE) $(build)=$(boot)/dts + +%.dtb %.dtb.S %.dtb.o: scripts + $(Q)$(MAKE) $(build)=$(boot)/dts $(boot)/dts/$@ + +zImage Image uImage: vmlinux dtbs + $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ + +archmrproper: + +archclean: + $(Q)$(MAKE) $(clean)=$(boot) + rm -rf arch/csky/include/generated + +define archhelp + echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)' + echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)' + echo ' uImage - U-Boot wrapped zImage' +endef diff --git a/arch/csky/abiv1/Makefile b/arch/csky/abiv1/Makefile new file mode 100644 index 0000000..7c06276 --- /dev/null +++ b/arch/csky/abiv1/Makefile @@ -0,0 +1,8 @@ +obj-$(CONFIG_CPU_NEED_SOFTALIGN) += alignment.o +obj-y += bswapdi.o +obj-y += bswapsi.o +obj-y += cacheflush.o +obj-y += mmap.o +obj-y += memcpy.o +obj-y += memset.o +obj-y += strksyms.o diff --git a/arch/csky/abiv2/Makefile b/arch/csky/abiv2/Makefile new file mode 100644 index 0000000..069ca72 --- /dev/null +++ b/arch/csky/abiv2/Makefile @@ -0,0 +1,10 @@ +obj-y += cacheflush.o +obj-$(CONFIG_CPU_HAS_FPU) += fpu.o +obj-y += memcmp.o +obj-y += memcpy.o +obj-y += memmove.o +obj-y += memset.o +obj-y += strcmp.o +obj-y += strcpy.o +obj-y += strlen.o +obj-y += strksyms.o diff --git a/arch/csky/boot/Makefile b/arch/csky/boot/Makefile new file mode 100644 index 0000000..47d3d72 --- /dev/null +++ b/arch/csky/boot/Makefile @@ -0,0 +1,24 @@ +targets := Image zImage uImage +targets += $(dtb-y) + +$(obj)/Image: vmlinux FORCE + $(call if_changed,objcopy) + @echo ' Kernel: $@ is ready' + +compress-$(CONFIG_KERNEL_GZIP) = gzip +compress-$(CONFIG_KERNEL_LZO) = lzo +compress-$(CONFIG_KERNEL_LZMA) = lzma +compress-$(CONFIG_KERNEL_XZ) = xzkern +compress-$(CONFIG_KERNEL_LZ4) = lz4 + +$(obj)/zImage: $(obj)/Image FORCE + $(call if_changed,$(compress-y)) + @echo ' Kernel: $@ is ready' + +UIMAGE_ARCH = sandbox +UIMAGE_COMPRESSION = $(compress-y) +UIMAGE_LOADADDR = $(shell $(NM) vmlinux | awk '$$NF == "_start" {print $$1}') + +$(obj)/uImage: $(obj)/zImage + $(call if_changed,uimage) + @echo 'Image: $@ is ready' diff --git a/arch/csky/boot/dts/Makefile b/arch/csky/boot/dts/Makefile new file mode 100644 index 0000000..87e2cbd --- /dev/null +++ b/arch/csky/boot/dts/Makefile @@ -0,0 +1,13 @@ +dtstree := $(srctree)/$(src) + +ifdef CONFIG_CSKY_BUILTIN_DTB +builtindtb-y := $(patsubst "%",%,$(CONFIG_CSKY_BUILTIN_DTB_NAME)) +dtb-y += $(builtindtb-y).dtb +obj-y += $(builtindtb-y).dtb.o +.SECONDARY: $(obj)/$(builtindtb-y).dtb.S +else +dtb-y := $(patsubst $(dtstree)/%.dts,%.dtb, $(wildcard $(dtstree)/*.dts)) +endif + +always += $(dtb-y) +clean-files += *.dtb *.dtb.S diff --git a/arch/csky/boot/dts/include/dt-bindings b/arch/csky/boot/dts/include/dt-bindings new file mode 120000 index 0000000..08c00e4 --- /dev/null +++ b/arch/csky/boot/dts/include/dt-bindings @@ -0,0 +1 @@ +../../../../../include/dt-bindings \ No newline at end of file diff --git a/arch/csky/include/asm/Kbuild b/arch/csky/include/asm/Kbuild new file mode 100644 index 0000000..5eb9d32 --- /dev/null +++ b/arch/csky/include/asm/Kbuild @@ -0,0 +1,69 @@ +generic-y += asm-offsets.h +generic-y += bitsperlong.h +generic-y += bugs.h +generic-y += clkdev.h +generic-y += current.h +generic-y += delay.h +generic-y += device.h +generic-y += div64.h +generic-y += dma.h +generic-y += dma-contiguous.h +generic-y += dma-mapping.h +generic-y += emergency-restart.h +generic-y += errno.h +generic-y += exec.h +generic-y += fb.h +generic-y += ftrace.h +generic-y += futex.h +generic-y += gpio.h +generic-y += hardirq.h +generic-y += hw_irq.h +generic-y += ioctl.h +generic-y += ioctls.h +generic-y += irq_regs.h +generic-y += ipcbuf.h +generic-y += irq_work.h +generic-y += kdebug.h +generic-y += kmap_types.h +generic-y += kprobes.h +generic-y += kvm_para.h +generic-y += linkage.h +generic-y += local.h +generic-y += local64.h +generic-y += mman.h +generic-y += mm-arch-hooks.h +generic-y += module.h +generic-y += msgbuf.h +generic-y += mutex.h +generic-y += param.h +generic-y += pci.h +generic-y += percpu.h +generic-y += posix_types.h +generic-y += poll.h +generic-y += preempt.h +generic-y += qrwlock.h +generic-y += resource.h +generic-y += scatterlist.h +generic-y += sections.h +generic-y += sembuf.h +generic-y += serial.h +generic-y += setup.h +generic-y += shmbuf.h +generic-y += shm.h +generic-y += siginfo.h +generic-y += signal.h +generic-y += socket.h +generic-y += sockios.h +generic-y += statfs.h +generic-y += termbits.h +generic-y += termios.h +generic-y += timex.h +generic-y += topology.h +generic-y += trace_clock.h +generic-y += types.h +generic-y += ucontext.h +generic-y += unaligned.h +generic-y += user.h +generic-y += vga.h +generic-y += vmlinux.lds.h +generic-y += word-at-a-time.h diff --git a/arch/csky/include/uapi/asm/Kbuild b/arch/csky/include/uapi/asm/Kbuild new file mode 100644 index 0000000..b65252b --- /dev/null +++ b/arch/csky/include/uapi/asm/Kbuild @@ -0,0 +1,33 @@ +include include/uapi/asm-generic/Kbuild.asm + +header-y += cachectl.h +header-y += stat.h + +generic-y += auxvec.h +generic-y += param.h +generic-y += bpf_perf_event.h +generic-y += errno.h +generic-y += fcntl.h +generic-y += ioctl.h +generic-y += ioctls.h +generic-y += ipcbuf.h +generic-y += shmbuf.h +generic-y += bitsperlong.h +generic-y += mman.h +generic-y += msgbuf.h +generic-y += poll.h +generic-y += posix_types.h +generic-y += resource.h +generic-y += sembuf.h +generic-y += siginfo.h +generic-y += signal.h +generic-y += socket.h +generic-y += sockios.h +generic-y += statfs.h +generic-y += stat.h +generic-y += setup.h +generic-y += swab.h +generic-y += termbits.h +generic-y += termios.h +generic-y += types.h +generic-y += ucontext.h diff --git a/arch/csky/kernel/Makefile b/arch/csky/kernel/Makefile new file mode 100644 index 0000000..b3a179c --- /dev/null +++ b/arch/csky/kernel/Makefile @@ -0,0 +1,8 @@ +extra-y := head.o vmlinux.lds + +obj-y += entry.o atomic.o signal.o traps.o irq.o time.o vdso.o \ + power.o syscall.o platform.o syscall_table.o setup.o \ + process.o cpu-probe.o ptrace.o dumpstack.o + +obj-$(CONFIG_MODULES) += module.o +obj-$(CONFIG_SMP) += smp.o diff --git a/arch/csky/lib/Makefile b/arch/csky/lib/Makefile new file mode 100644 index 0000000..d1f368c --- /dev/null +++ b/arch/csky/lib/Makefile @@ -0,0 +1 @@ +lib-y := usercopy.o delay.o diff --git a/arch/csky/mm/Makefile b/arch/csky/mm/Makefile new file mode 100644 index 0000000..c870eb3 --- /dev/null +++ b/arch/csky/mm/Makefile @@ -0,0 +1,13 @@ +ifeq ($(CONFIG_CPU_HAS_CACHEV2),y) +obj-y += cachev2.o +else +obj-y += cachev1.o +endif + +obj-y += dma-mapping.o +obj-y += fault.o +obj-$(CONFIG_HIGHMEM) += highmem.o +obj-y += init.o +obj-y += ioremap.o +obj-y += syscache.o +obj-y += tlb.o -- 2.7.4