unicore32 core architecture: build infrastructure
GuanXuetao [Sat, 26 Feb 2011 10:24:56 +0000 (18:24 +0800)]
This patch implements build infrastructure.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>

arch/unicore32/.gitignore [new file with mode: 0644]
arch/unicore32/Kconfig [new file with mode: 0644]
arch/unicore32/Kconfig.debug [new file with mode: 0644]
arch/unicore32/Makefile [new file with mode: 0644]
arch/unicore32/configs/debug_defconfig [new file with mode: 0644]
arch/unicore32/include/asm/Kbuild [new file with mode: 0644]
arch/unicore32/include/asm/linkage.h [new file with mode: 0644]
arch/unicore32/kernel/Makefile [new file with mode: 0644]
arch/unicore32/kernel/vmlinux.lds.S [new file with mode: 0644]

diff --git a/arch/unicore32/.gitignore b/arch/unicore32/.gitignore
new file mode 100644 (file)
index 0000000..947e99c
--- /dev/null
@@ -0,0 +1,21 @@
+#
+# Generated include files
+#
+include/generated
+#
+# Generated ld script file
+#
+kernel/vmlinux.lds
+#
+# Generated images in boot
+#
+boot/Image
+boot/zImage
+boot/uImage
+#
+# Generated files in boot/compressed
+#
+boot/compressed/piggy.S
+boot/compressed/piggy.gzip
+boot/compressed/vmlinux
+boot/compressed/vmlinux.lds
diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig
new file mode 100644 (file)
index 0000000..cc6a832
--- /dev/null
@@ -0,0 +1,246 @@
+config UNICORE32
+       def_bool y
+       select HAVE_MEMBLOCK
+       select HAVE_GENERIC_DMA_COHERENT
+       select HAVE_GENERIC_HARDIRQS
+       select HAVE_DMA_ATTRS
+       select HAVE_KERNEL_GZIP
+       select HAVE_KERNEL_BZIP2
+       select HAVE_KERNEL_LZO
+       select HAVE_KERNEL_LZMA
+       select GENERIC_FIND_FIRST_BIT
+       select GENERIC_IRQ_PROBE
+       select ARCH_WANT_FRAME_POINTERS
+       help
+         UniCore-32 is 32-bit Instruction Set Architecture,
+         including a series of low-power-consumption RISC chip
+         designs licensed by PKUnity Ltd.
+         Please see web page at <http://www.pkunity.com/>.
+
+config HAVE_PWM
+       bool
+
+config GENERIC_GPIO
+       def_bool y
+
+config GENERIC_CLOCKEVENTS
+       bool
+
+config GENERIC_CSUM
+       def_bool y
+
+config NO_IOPORT
+       bool
+
+config STACKTRACE_SUPPORT
+       def_bool y
+
+config HAVE_LATENCYTOP_SUPPORT
+       def_bool y
+
+config LOCKDEP_SUPPORT
+       def_bool y
+
+config RWSEM_GENERIC_SPINLOCK
+       def_bool y
+
+config RWSEM_XCHGADD_ALGORITHM
+       bool
+
+config ARCH_HAS_ILOG2_U32
+       bool
+
+config ARCH_HAS_ILOG2_U64
+       bool
+
+config ARCH_HAS_CPUFREQ
+       bool
+
+config GENERIC_HWEIGHT
+       def_bool y
+
+config GENERIC_CALIBRATE_DELAY
+       def_bool y
+
+config ARCH_MAY_HAVE_PC_FDC
+       bool
+
+config NEED_DMA_MAP_STATE
+       def_bool y
+
+source "init/Kconfig"
+
+source "kernel/Kconfig.freezer"
+
+menu "System Type"
+
+config MMU
+       def_bool y
+
+config ARCH_FPGA
+       bool
+
+config ARCH_PUV3
+       def_bool y
+       select CPU_UCV2
+       select GENERIC_CLOCKEVENTS
+       select HAVE_CLK
+       select ARCH_REQUIRE_GPIOLIB
+       select ARCH_HAS_CPUFREQ
+
+# CONFIGs for ARCH_PUV3
+
+if ARCH_PUV3
+
+choice
+       prompt "Board Selection"
+       default PUV3_DB0913
+
+config PUV3_FPGA_DLX200
+       select ARCH_FPGA
+       bool "FPGA board"
+
+config PUV3_DB0913
+       bool "DEBUG board (0913)"
+
+config PUV3_NB0916
+       bool "NetBook board (0916)"
+       select HAVE_PWM
+
+config PUV3_SMW0919
+       bool "Security Mini-Workstation board (0919)"
+
+endchoice
+
+config PUV3_PM
+       def_bool y if !ARCH_FPGA
+
+endif
+
+source "arch/unicore32/mm/Kconfig"
+
+comment "Floating poing support"
+
+config UNICORE_FPU_F64
+       def_bool y if !ARCH_FPGA
+
+endmenu
+
+menu "Bus support"
+
+config PCI
+       bool "PCI Support"
+       help
+         Find out whether you have a PCI motherboard. PCI is the name of a
+         bus system, i.e. the way the CPU talks to the other stuff inside
+         your box. Other bus systems are ISA, EISA, MicroChannel (MCA) or
+         VESA. If you have PCI, say Y, otherwise N.
+
+source "drivers/pci/Kconfig"
+
+source "drivers/pcmcia/Kconfig"
+
+endmenu
+
+menu "Kernel Features"
+
+source "kernel/time/Kconfig"
+
+source "kernel/Kconfig.preempt"
+
+source "kernel/Kconfig.hz"
+
+source "mm/Kconfig"
+
+config LEDS
+       def_bool y
+       depends on GENERIC_GPIO
+
+config ALIGNMENT_TRAP
+       def_bool y
+       help
+         Unicore processors can not fetch/store information which is not
+         naturally aligned on the bus, i.e., a 4 byte fetch must start at an
+         address divisible by 4. On 32-bit Unicore processors, these non-aligned
+         fetch/store instructions will be emulated in software if you say
+         here, which has a severe performance impact. This is necessary for
+         correct operation of some network protocols. With an IP-only
+         configuration it is safe to say N, otherwise say Y.
+
+endmenu
+
+menu "Boot options"
+
+config CMDLINE
+       string "Default kernel command string"
+       default ""
+
+config CMDLINE_FORCE
+       bool "Always use the default kernel command string"
+       depends on CMDLINE != ""
+       help
+         Always use the default kernel command string, even if the boot
+         loader passes other arguments to the kernel.
+         This is useful if you cannot or don't want to change the
+         command-line options your boot loader passes to the kernel.
+
+         If unsure, say N.
+
+endmenu
+
+menu "Userspace binary formats"
+
+source "fs/Kconfig.binfmt"
+
+endmenu
+
+menu "Power management options"
+
+source "kernel/power/Kconfig"
+
+if ARCH_HAS_CPUFREQ
+source "drivers/cpufreq/Kconfig"
+endif
+
+config ARCH_SUSPEND_POSSIBLE
+       def_bool y if !ARCH_FPGA
+
+config ARCH_HIBERNATION_POSSIBLE
+       def_bool y if !ARCH_FPGA
+
+endmenu
+
+source "net/Kconfig"
+
+if ARCH_PUV3
+
+config PUV3_GPIO
+       bool
+       depends on !ARCH_FPGA
+       select GENERIC_GPIO
+       select GPIO_SYSFS if EXPERIMENTAL
+       default y
+
+config PUV3_PWM
+       tristate
+       default BACKLIGHT_PWM
+       help
+         Enable support for NB0916 PWM controllers
+
+config PUV3_RTC
+       tristate "PKUnity v3 RTC Support"
+       depends on !ARCH_FPGA
+
+endif
+
+source "drivers/Kconfig"
+
+source "fs/Kconfig"
+
+source "arch/unicore32/Kconfig.debug"
+
+source "security/Kconfig"
+
+source "crypto/Kconfig"
+
+source "lib/Kconfig"
diff --git a/arch/unicore32/Kconfig.debug b/arch/unicore32/Kconfig.debug
new file mode 100644 (file)
index 0000000..3140151
--- /dev/null
@@ -0,0 +1,68 @@
+menu "Kernel hacking"
+
+source "lib/Kconfig.debug"
+
+config STRICT_DEVMEM
+       bool "Filter access to /dev/mem"
+       depends on MMU
+       ---help---
+         If this option is disabled, you allow userspace (root) access to all
+         of memory, including kernel and userspace memory. Accidental
+         access to this is obviously disastrous, but specific access can
+         be used by people debugging the kernel.
+
+         If this option is switched on, the /dev/mem file only allows
+         userspace access to memory mapped peripherals.
+
+          If in doubt, say Y.
+
+config EARLY_PRINTK
+       def_bool DEBUG_OCD
+       help
+         Write kernel log output directly into the ocd or to a serial port.
+
+         This is useful for kernel debugging when your machine crashes very
+         early before the console code is initialized. For normal operation
+         it is not recommended because it looks ugly and doesn't cooperate
+         with klogd/syslogd or the X server. You should normally N here,
+         unless you want to debug such a crash.
+
+config DEBUG_STACK_USAGE
+       bool "Enable stack utilization instrumentation"
+       depends on DEBUG_KERNEL
+       help
+         Enables the display of the minimum amount of free stack which each
+         task has ever had available in the sysrq-T output.
+
+# These options are only for real kernel hackers who want to get their hands dirty.
+config DEBUG_LL
+       bool "Kernel low-level debugging functions"
+       depends on DEBUG_KERNEL
+       help
+         Say Y here to include definitions of printascii, printch, printhex
+         in the kernel.  This is helpful if you are debugging code that
+         executes before the console is initialized.
+
+config DEBUG_OCD
+       bool "Kernel low-level debugging via On-Chip-Debugger"
+       depends on DEBUG_LL
+       default y
+       help
+         Say Y here if you want the debug print routines to direct their
+         output to the UniCore On-Chip-Debugger channel using CP #1.
+
+config DEBUG_OCD_BREAKPOINT
+       bool "Breakpoint support via On-Chip-Debugger"
+       depends on DEBUG_OCD
+
+config DEBUG_UART
+       int "Kernel low-level debugging messages via serial port"
+       depends on DEBUG_LL
+       range 0 1
+       default "0"
+       help
+         Choice for UART for kernel low-level using PKUnity UARTS,
+         should be between zero and one. The port must have been
+         initialised by the boot-loader before use.
+
+endmenu
diff --git a/arch/unicore32/Makefile b/arch/unicore32/Makefile
new file mode 100644 (file)
index 0000000..e08d6d3
--- /dev/null
@@ -0,0 +1,95 @@
+#
+# arch/unicore32/Makefile
+#
+# This file is included by the global makefile so that you can add your own
+# architecture-specific flags and dependencies.
+#
+# This file is subject to the terms and conditions of the GNU General Public
+# License.  See the file "COPYING" in the main directory of this archive
+# for more details.
+#
+# Copyright (C) 2002~2010 by Guan Xue-tao
+#
+ifneq ($(SUBARCH),$(ARCH))
+       ifeq ($(CROSS_COMPILE),)
+               CROSS_COMPILE := $(call cc-cross-prefix, unicore32-linux-)
+       endif
+endif
+
+LDFLAGS_vmlinux                := -p --no-undefined -X
+
+OBJCOPYFLAGS           := -O binary -R .note -R .note.gnu.build-id -R .comment -S
+
+# Never generate .eh_frame
+KBUILD_CFLAGS          += $(call cc-option,-fno-dwarf2-cfi-asm)
+
+# Never use hard float in kernel
+KBUILD_CFLAGS          += -msoft-float
+
+ifeq ($(CONFIG_FRAME_POINTER),y)
+KBUILD_CFLAGS          += -mno-sched-prolog
+endif
+
+CHECKFLAGS             += -D__unicore32__
+
+head-y                 := arch/unicore32/kernel/head.o
+head-y                 += arch/unicore32/kernel/init_task.o
+
+core-y                 += arch/unicore32/kernel/
+core-y                 += arch/unicore32/mm/
+
+libs-y                 += arch/unicore32/lib/
+
+ASM_GENERATED_DIR      := $(srctree)/arch/unicore32/include/generated
+LINUXINCLUDE           += -I$(ASM_GENERATED_DIR)
+
+ASM_GENERIC_HEADERS    := atomic.h auxvec.h
+ASM_GENERIC_HEADERS    += bitsperlong.h bug.h bugs.h
+ASM_GENERIC_HEADERS    += cputime.h current.h
+ASM_GENERIC_HEADERS    += device.h div64.h
+ASM_GENERIC_HEADERS    += emergency-restart.h errno.h
+ASM_GENERIC_HEADERS    += fb.h fcntl.h ftrace.h
+ASM_GENERIC_HEADERS    += hardirq.h hw_irq.h
+ASM_GENERIC_HEADERS    += ioctl.h ioctls.h ipcbuf.h irq_regs.h
+ASM_GENERIC_HEADERS    += kdebug.h kmap_types.h
+ASM_GENERIC_HEADERS    += local.h
+ASM_GENERIC_HEADERS    += mman.h module.h msgbuf.h
+ASM_GENERIC_HEADERS    += param.h parport.h percpu.h poll.h posix_types.h
+ASM_GENERIC_HEADERS    += resource.h
+ASM_GENERIC_HEADERS    += scatterlist.h sections.h segment.h sembuf.h serial.h
+ASM_GENERIC_HEADERS    += setup.h shmbuf.h shmparam.h
+ASM_GENERIC_HEADERS    += siginfo.h signal.h sizes.h
+ASM_GENERIC_HEADERS    += socket.h sockios.h stat.h statfs.h swab.h syscalls.h
+ASM_GENERIC_HEADERS    += termbits.h termios.h topology.h types.h
+ASM_GENERIC_HEADERS    += ucontext.h unaligned.h user.h
+ASM_GENERIC_HEADERS    += vga.h
+ASM_GENERIC_HEADERS    += xor.h
+
+archprepare:
+ifneq ($(ASM_GENERATED_DIR), $(wildcard $(ASM_GENERATED_DIR)))
+       $(Q)mkdir -p $(ASM_GENERATED_DIR)/asm
+       $(Q)$(foreach a, $(ASM_GENERIC_HEADERS),        \
+               echo '#include <asm-generic/$a>'        \
+                       > $(ASM_GENERATED_DIR)/asm/$a; )
+endif
+
+boot                   := arch/unicore32/boot
+
+# Default target when executing plain make
+KBUILD_IMAGE           := zImage
+
+all:   $(KBUILD_IMAGE)
+
+zImage Image uImage: vmlinux
+       $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
+
+MRPROPER_DIRS          += $(ASM_GENERATED_DIR)
+
+archclean:
+       $(Q)$(MAKE) $(clean)=$(boot)
+
+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/unicore32/configs/debug_defconfig b/arch/unicore32/configs/debug_defconfig
new file mode 100644 (file)
index 0000000..3647f68
--- /dev/null
@@ -0,0 +1,210 @@
+### General setup
+CONFIG_EXPERIMENTAL=y
+CONFIG_LOCALVERSION="-debug"
+CONFIG_SWAP=y
+CONFIG_SYSVIPC=y
+CONFIG_POSIX_MQUEUE=y
+CONFIG_HOTPLUG=y
+#      Initial RAM filesystem and RAM disk (initramfs/initrd) support
+#CONFIG_BLK_DEV_INITRD=y
+#CONFIG_INITRAMFS_SOURCE="arch/unicore/ramfs/ramfs_config"
+
+### Enable loadable module support
+CONFIG_MODULES=n
+CONFIG_MODULE_UNLOAD=y
+
+### System Type
+CONFIG_ARCH_PUV3=y
+#      Board Selection
+CONFIG_PUV3_NB0916=y
+#      Processor Features
+CONFIG_CPU_DCACHE_LINE_DISABLE=y
+CONFIG_CPU_TLB_SINGLE_ENTRY_DISABLE=n
+
+### Bus support
+CONFIG_PCI=y
+CONFIG_PCI_LEGACY=n
+
+### Boot options
+#      for debug, adding: earlyprintk=ocd,keep initcall_debug
+#      others support: test_suspend=mem root=/dev/sda
+#      hibernate support: resume=/dev/sda3
+CONFIG_CMDLINE="earlyprintk=ocd,keep ignore_loglevel"
+# TODO: mem=512M video=unifb:1024x600-16@75
+# for nfs: root=/dev/nfs rw nfsroot=192.168.10.88:/home/udb/nfs/,rsize=1024,wsize=1024
+#      ip=192.168.10.83:192.168.10.88:192.168.10.1:255.255.255.0::eth0:off
+CONFIG_CMDLINE_FORCE=y
+
+### Power management options
+CONFIG_PM=y
+CONFIG_HIBERNATION=y
+CONFIG_PM_STD_PARTITION="/dev/sda3"
+CONFIG_CPU_FREQ=n
+CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE=y
+
+### Networking support
+CONFIG_NET=y
+#      Networking options
+CONFIG_PACKET=m
+CONFIG_UNIX=m
+#      TCP/IP networking
+CONFIG_INET=y
+CONFIG_IP_MULTICAST=y
+CONFIG_IP_PNP=y
+CONFIG_IPV6=n
+#      Wireless
+CONFIG_WIRELESS=y
+CONFIG_WIRELESS_EXT=y
+CONFIG_MAC80211=m
+
+### PKUnity SoC Features
+CONFIG_USB_WLAN_HED_AQ3=n
+CONFIG_USB_CMMB_INNOFIDEI=n
+CONFIG_I2C_BATTERY_BQ27200=n
+CONFIG_I2C_EEPROM_AT24=n
+CONFIG_LCD_BACKLIGHT=n
+
+CONFIG_PUV3_RTC=y
+CONFIG_PUV3_UMAL=y
+CONFIG_PUV3_UNIGFX=y
+CONFIG_PUV3_MUSB=n
+CONFIG_PUV3_AC97=n
+CONFIG_PUV3_NAND=n
+CONFIG_PUV3_MMC=n
+CONFIG_PUV3_UART=n
+
+### Device Drivers
+#      Memory Technology Device (MTD) support
+CONFIG_MTD=m
+CONFIG_MTD_UBI=m
+CONFIG_MTD_PARTITIONS=y
+CONFIG_MTD_CHAR=m
+CONFIG_MTD_BLKDEVS=m
+#      RAM/ROM/Flash chip drivers
+CONFIG_MTD_CFI=m
+CONFIG_MTD_JEDECPROBE=m
+CONFIG_MTD_CFI_AMDSTD=m
+#      Mapping drivers for chip access
+CONFIG_MTD_PHYSMAP=m
+
+#      Block devices
+CONFIG_BLK_DEV_LOOP=m
+
+#      SCSI device support
+CONFIG_SCSI=y
+CONFIG_BLK_DEV_SD=y
+CONFIG_BLK_DEV_SR=m
+CONFIG_CHR_DEV_SG=m
+
+#      Serial ATA (prod) and Parallel ATA (experimental) drivers
+CONFIG_ATA=y
+CONFIG_SATA_VIA=y
+
+#      Network device support
+CONFIG_NETDEVICES=y
+CONFIG_NET_ETHERNET=y
+CONFIG_NETDEV_1000=y
+#      Wireless LAN
+CONFIG_WLAN_80211=n
+CONFIG_RT2X00=n
+CONFIG_RT73USB=n
+
+#      Input device support
+CONFIG_INPUT_EVDEV=m
+#      Keyboards
+CONFIG_KEYBOARD_GPIO=m
+
+#      Hardware Monitoring support
+#CONFIG_SENSORS_LM75=m
+#      Generic Thermal sysfs driver
+#CONFIG_THERMAL=m
+#CONFIG_THERMAL_HWMON=y
+
+#      Multimedia support
+CONFIG_MEDIA_SUPPORT=n
+CONFIG_VIDEO_DEV=n
+CONFIG_USB_VIDEO_CLASS=n
+
+#      Graphics support
+#      Console display driver support
+CONFIG_VGA_CONSOLE=n
+CONFIG_FRAMEBUFFER_CONSOLE=y
+CONFIG_FONTS=y
+CONFIG_FONT_8x8=y
+CONFIG_FONT_8x16=y
+#      Bootup logo
+CONFIG_LOGO=n
+
+#      Sound card support
+CONFIG_SOUND=m
+#      Advanced Linux Sound Architecture
+CONFIG_SND=m
+CONFIG_SND_MIXER_OSS=m
+CONFIG_SND_PCM_OSS=m
+
+#      USB support
+CONFIG_USB_ARCH_HAS_HCD=n
+CONFIG_USB=n
+CONFIG_USB_DEVICEFS=n
+CONFIG_USB_PRINTER=n
+CONFIG_USB_STORAGE=n
+#      Inventra Highspeed Dual Role Controller
+CONFIG_USB_MUSB_HDRC=n
+
+#      LED Support
+CONFIG_NEW_LEDS=y
+CONFIG_LEDS_CLASS=y
+CONFIG_LEDS_GPIO=y
+#      LED Triggers
+CONFIG_LEDS_TRIGGERS=y
+CONFIG_LEDS_TRIGGER_TIMER=y
+CONFIG_LEDS_TRIGGER_IDE_DISK=y
+CONFIG_LEDS_TRIGGER_HEARTBEAT=y
+
+#      Real Time Clock
+CONFIG_RTC_LIB=m
+CONFIG_RTC_CLASS=m
+
+### File systems
+CONFIG_EXT2_FS=m
+CONFIG_EXT3_FS=y
+CONFIG_EXT4_FS=y
+CONFIG_FUSE_FS=m
+#      CD-ROM/DVD Filesystems
+CONFIG_ISO9660_FS=m
+CONFIG_JOLIET=y
+CONFIG_UDF_FS=m
+#      DOS/FAT/NT Filesystems
+CONFIG_VFAT_FS=m
+#      Pseudo filesystems
+CONFIG_PROC_FS=y
+CONFIG_SYSFS=y
+CONFIG_TMPFS=y
+#      Miscellaneous filesystems
+CONFIG_MISC_FILESYSTEMS=y
+CONFIG_JFFS2_FS=m
+CONFIG_UBIFS_FS=m
+#      Network File Systems
+CONFIG_NETWORK_FILESYSTEMS=y
+CONFIG_NFS_FS=y
+CONFIG_NFS_V3=y
+CONFIG_ROOT_NFS=y
+#      Partition Types
+CONFIG_PARTITION_ADVANCED=y
+CONFIG_MSDOS_PARTITION=y
+#      Native language support
+CONFIG_NLS=y
+CONFIG_NLS_CODEPAGE_437=m
+CONFIG_NLS_CODEPAGE_936=m
+CONFIG_NLS_ISO8859_1=m
+CONFIG_NLS_UTF8=m
+
+### Kernel hacking
+CONFIG_FRAME_WARN=8096
+CONFIG_MAGIC_SYSRQ=y
+CONFIG_DEBUG_KERNEL=y
+CONFIG_PROVE_LOCKING=n
+CONFIG_DEBUG_BUGVERBOSE=y
+CONFIG_FRAME_POINTER=y
+CONFIG_DEBUG_LL=y
+
diff --git a/arch/unicore32/include/asm/Kbuild b/arch/unicore32/include/asm/Kbuild
new file mode 100644 (file)
index 0000000..b200fda
--- /dev/null
@@ -0,0 +1,2 @@
+include include/asm-generic/Kbuild.asm
+
diff --git a/arch/unicore32/include/asm/linkage.h b/arch/unicore32/include/asm/linkage.h
new file mode 100644 (file)
index 0000000..d1618bd
--- /dev/null
@@ -0,0 +1,22 @@
+/*
+ * linux/arch/unicore32/include/asm/linkage.h
+ *
+ * Code specific to PKUnity SoC and UniCore ISA
+ *
+ * Copyright (C) 2001-2010 GUAN Xue-tao
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __UNICORE_LINKAGE_H__
+#define __UNICORE_LINKAGE_H__
+
+#define __ALIGN .align 0
+#define __ALIGN_STR ".align 0"
+
+#define ENDPROC(name) \
+       .type name, %function; \
+       END(name)
+
+#endif
diff --git a/arch/unicore32/kernel/Makefile b/arch/unicore32/kernel/Makefile
new file mode 100644 (file)
index 0000000..ec23a2f
--- /dev/null
@@ -0,0 +1,33 @@
+#
+# Makefile for the linux kernel.
+#
+
+# Object file lists.
+obj-y                          := dma.o elf.o entry.o process.o ptrace.o
+obj-y                          += setup.o signal.o sys.o stacktrace.o traps.o
+
+obj-$(CONFIG_MODULES)          += ksyms.o module.o
+obj-$(CONFIG_EARLY_PRINTK)     += early_printk.o
+
+obj-$(CONFIG_CPU_FREQ)         += cpu-ucv2.o
+obj-$(CONFIG_UNICORE_FPU_F64)  += fpu-ucf64.o
+
+# obj-y for architecture PKUnity v3
+obj-$(CONFIG_ARCH_PUV3)                += clock.o irq.o time.o
+
+obj-$(CONFIG_PUV3_GPIO)                += gpio.o
+obj-$(CONFIG_PUV3_RTC)         += rtc.o
+obj-$(CONFIG_PUV3_PWM)         += pwm.o
+obj-$(CONFIG_PUV3_PM)          += pm.o sleep.o
+obj-$(CONFIG_HIBERNATION)      += hibernate.o hibernate_asm.o
+
+obj-$(CONFIG_PCI)              += pci.o
+
+# obj-y for specific machines
+obj-$(CONFIG_ARCH_PUV3)                += puv3-core.o
+obj-$(CONFIG_PUV3_NB0916)      += puv3-nb0916.o
+
+head-y                         := head.o
+obj-$(CONFIG_DEBUG_LL)         += debug.o
+
+extra-y                                := $(head-y) init_task.o vmlinux.lds
diff --git a/arch/unicore32/kernel/vmlinux.lds.S b/arch/unicore32/kernel/vmlinux.lds.S
new file mode 100644 (file)
index 0000000..0b4eb89
--- /dev/null
@@ -0,0 +1,61 @@
+/*
+ * linux/arch/unicore32/kernel/vmlinux.lds.S
+ *
+ * Code specific to PKUnity SoC and UniCore ISA
+ *
+ * Copyright (C) 2001-2010 GUAN Xue-tao
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <asm-generic/vmlinux.lds.h>
+#include <asm/thread_info.h>
+#include <asm/memory.h>
+#include <asm/page.h>
+
+OUTPUT_ARCH(unicore32)
+ENTRY(stext)
+
+jiffies = jiffies_64;
+
+SECTIONS
+{
+       . = PAGE_OFFSET + KERNEL_IMAGE_START;
+
+       _text = .;
+       __init_begin = .;
+       HEAD_TEXT_SECTION
+       INIT_TEXT_SECTION(PAGE_SIZE)
+       INIT_DATA_SECTION(16)
+       PERCPU(PAGE_SIZE)
+       __init_end = .;
+
+       _stext = .;
+       .text : {               /* Real text segment */
+               TEXT_TEXT
+               SCHED_TEXT
+               LOCK_TEXT
+
+               *(.fixup)
+               *(.gnu.warning)
+       }
+       _etext = .;
+
+       _sdata = .;
+       RO_DATA_SECTION(PAGE_SIZE)
+       RW_DATA_SECTION(32, PAGE_SIZE, THREAD_SIZE)
+       _edata = .;
+
+       EXCEPTION_TABLE(32)
+       NOTES
+
+       BSS_SECTION(0, 0, 0)
+       _end = .;
+
+       STABS_DEBUG
+       DWARF_DEBUG
+
+       DISCARDS                /* Exit code and data */
+}