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doc: fix wrong arch/i386 references
Change all "arch/i386" to "arch/x86" in Documentaion/, since the directory has changed. Also update the files which have changed their filename in the meantime accordingly. Signed-off-by: Wanlong Gao <wanlong.gao@gmail.com> [jkosina@suse.cz: reword changelog] Signed-off-by: Jiri Kosina <jkosina@suse.cz>
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@ -5,8 +5,8 @@ Although RCU is usually used to protect read-mostly data structures,
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it is possible to use RCU to provide dynamic non-maskable interrupt
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handlers, as well as dynamic irq handlers. This document describes
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how to do this, drawing loosely from Zwane Mwaikambo's NMI-timer
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work in "arch/i386/oprofile/nmi_timer_int.c" and in
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"arch/i386/kernel/traps.c".
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work in "arch/x86/oprofile/nmi_timer_int.c" and in
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"arch/x86/kernel/traps.c".
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The relevant pieces of code are listed below, each followed by a
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brief explanation.
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@ -214,7 +214,7 @@ replacing "/usr/src" with wherever you keep your Linux kernel source tree:
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make config
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make bzImage (or zImage)
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Then install "arch/i386/boot/bzImage" or "arch/i386/boot/zImage" as your
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Then install "arch/x86/boot/bzImage" or "arch/x86/boot/zImage" as your
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standard kernel, run lilo if appropriate, and reboot.
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To create the necessary devices in /dev, the "make_rd" script included in
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@ -64,9 +64,9 @@ the RAM disk dynamically grows as data is being written into it, a size field
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is not required. Bits 11 to 13 are not currently used and may as well be zero.
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These numbers are no magical secrets, as seen below:
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./arch/i386/kernel/setup.c:#define RAMDISK_IMAGE_START_MASK 0x07FF
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./arch/i386/kernel/setup.c:#define RAMDISK_PROMPT_FLAG 0x8000
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./arch/i386/kernel/setup.c:#define RAMDISK_LOAD_FLAG 0x4000
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./arch/x86/kernel/setup.c:#define RAMDISK_IMAGE_START_MASK 0x07FF
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./arch/x86/kernel/setup.c:#define RAMDISK_PROMPT_FLAG 0x8000
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./arch/x86/kernel/setup.c:#define RAMDISK_LOAD_FLAG 0x4000
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Consider a typical two floppy disk setup, where you will have the
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kernel on disk one, and have already put a RAM disk image onto disk #2.
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@ -85,7 +85,7 @@ The command line equivalent is: "prompt_ramdisk=1"
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Putting that together gives 2^15 + 2^14 + 0 = 49152 for an rdev word.
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So to create disk one of the set, you would do:
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/usr/src/linux# cat arch/i386/boot/zImage > /dev/fd0
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/usr/src/linux# cat arch/x86/boot/zImage > /dev/fd0
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/usr/src/linux# rdev /dev/fd0 /dev/fd0
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/usr/src/linux# rdev -r /dev/fd0 49152
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@ -168,7 +168,7 @@ in-chipset dynamic frequency switching to policy->min, the upper limit
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to policy->max, and -if supported- select a performance-oriented
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setting when policy->policy is CPUFREQ_POLICY_PERFORMANCE, and a
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powersaving-oriented setting when CPUFREQ_POLICY_POWERSAVE. Also check
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the reference implementation in arch/i386/kernel/cpu/cpufreq/longrun.c
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the reference implementation in drivers/cpufreq/longrun.c
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@ -226,7 +226,7 @@ They depend on various facilities being available:
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cdrecord.
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e.g.
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cdrecord dev=ATAPI:1,0,0 arch/i386/boot/image.iso
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cdrecord dev=ATAPI:1,0,0 arch/x86/boot/image.iso
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For more information on isolinux, including how to create bootdisks
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for prebuilt kernels, see http://syslinux.zytor.com/
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@ -506,7 +506,7 @@ to e.g. the Internet:
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<ISDN subsystem - ISDN support -- HiSax>
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make clean; make zImage; make modules; make modules_install
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2. Install the new kernel
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cp /usr/src/linux/arch/i386/boot/zImage /etc/kernel/linux.isdn
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cp /usr/src/linux/arch/x86/boot/zImage /etc/kernel/linux.isdn
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vi /etc/lilo.conf
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<add new kernel in the bootable image section>
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lilo
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@ -441,7 +441,7 @@ more details, with real examples.
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specified if first option are not supported.
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Example:
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#arch/i386/kernel/Makefile
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#arch/x86/kernel/Makefile
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vsyscall-flags += $(call cc-ldoption, -Wl$(comma)--hash-style=sysv)
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In the above example, vsyscall-flags will be assigned the option
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@ -460,7 +460,7 @@ more details, with real examples.
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supported to use an optional second option.
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Example:
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#arch/i386/Makefile
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#arch/x86/Makefile
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cflags-y += $(call cc-option,-march=pentium-mmx,-march=i586)
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In the above example, cflags-y will be assigned the option
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@ -522,7 +522,7 @@ more details, with real examples.
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even though the option was accepted by gcc.
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Example:
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#arch/i386/Makefile
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#arch/x86/Makefile
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cflags-y += $(shell \
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if [ $(call cc-version) -ge 0300 ] ; then \
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echo "-mregparm=3"; fi ;)
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@ -802,7 +802,7 @@ but in the architecture makefiles where the kbuild infrastructure
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is not sufficient this sometimes needs to be explicit.
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Example:
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#arch/i386/boot/Makefile
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#arch/x86/boot/Makefile
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subdir- := compressed/
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The above assignment instructs kbuild to descend down in the
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@ -812,12 +812,12 @@ To support the clean infrastructure in the Makefiles that builds the
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final bootimage there is an optional target named archclean:
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Example:
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#arch/i386/Makefile
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#arch/x86/Makefile
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archclean:
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$(Q)$(MAKE) $(clean)=arch/i386/boot
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$(Q)$(MAKE) $(clean)=arch/x86/boot
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When "make clean" is executed, make will descend down in arch/i386/boot,
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and clean as usual. The Makefile located in arch/i386/boot/ may use
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When "make clean" is executed, make will descend down in arch/x86/boot,
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and clean as usual. The Makefile located in arch/x86/boot/ may use
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the subdir- trick to descend further down.
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Note 1: arch/$(ARCH)/Makefile cannot use "subdir-", because that file is
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@ -882,7 +882,7 @@ When kbuild executes, the following steps are followed (roughly):
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LDFLAGS_vmlinux uses the LDFLAGS_$@ support.
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Example:
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#arch/i386/Makefile
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#arch/x86/Makefile
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LDFLAGS_vmlinux := -e stext
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OBJCOPYFLAGS objcopy flags
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@ -920,14 +920,14 @@ When kbuild executes, the following steps are followed (roughly):
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Often, the KBUILD_CFLAGS variable depends on the configuration.
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Example:
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#arch/i386/Makefile
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#arch/x86/Makefile
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cflags-$(CONFIG_M386) += -march=i386
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KBUILD_CFLAGS += $(cflags-y)
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Many arch Makefiles dynamically run the target C compiler to
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probe supported options:
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#arch/i386/Makefile
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#arch/x86/Makefile
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...
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cflags-$(CONFIG_MPENTIUMII) += $(call cc-option,\
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@ -1038,8 +1038,8 @@ When kbuild executes, the following steps are followed (roughly):
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into the arch/$(ARCH)/boot/Makefile.
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Example:
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#arch/i386/Makefile
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boot := arch/i386/boot
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#arch/x86/Makefile
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boot := arch/x86/boot
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bzImage: vmlinux
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$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
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@ -1051,7 +1051,7 @@ When kbuild executes, the following steps are followed (roughly):
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To support this, $(archhelp) must be defined.
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Example:
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#arch/i386/Makefile
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#arch/x86/Makefile
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define archhelp
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echo '* bzImage - Image (arch/$(ARCH)/boot/bzImage)'
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endif
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@ -1065,7 +1065,7 @@ When kbuild executes, the following steps are followed (roughly):
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from vmlinux.
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Example:
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#arch/i386/Makefile
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#arch/x86/Makefile
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all: bzImage
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When "make" is executed without arguments, bzImage will be built.
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@ -1083,7 +1083,7 @@ When kbuild executes, the following steps are followed (roughly):
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2) kbuild knows what files to delete during "make clean"
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Example:
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#arch/i386/kernel/Makefile
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#arch/x86/kernel/Makefile
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extra-y := head.o init_task.o
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In this example, extra-y is used to list object files that
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@ -1133,7 +1133,7 @@ When kbuild executes, the following steps are followed (roughly):
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Compress target. Use maximum compression to compress target.
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Example:
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#arch/i386/boot/Makefile
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#arch/x86/boot/Makefile
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LDFLAGS_bootsect := -Ttext 0x0 -s --oformat binary
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LDFLAGS_setup := -Ttext 0x0 -s --oformat binary -e begtext
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@ -1193,7 +1193,7 @@ When kbuild executes, the following steps are followed (roughly):
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When updating the $(obj)/bzImage target, the line
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BUILD arch/i386/boot/bzImage
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BUILD arch/x86/boot/bzImage
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will be displayed with "make KBUILD_VERBOSE=0".
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@ -1207,7 +1207,7 @@ When kbuild executes, the following steps are followed (roughly):
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kbuild knows .lds files and includes a rule *lds.S -> *lds.
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Example:
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#arch/i386/kernel/Makefile
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#arch/x86/kernel/Makefile
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always := vmlinux.lds
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#Makefile
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@ -66,7 +66,7 @@ MKISS_DRIVER_MAGIC 0x04bf mkiss_channel drivers/net/mkiss.h
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RISCOM8_MAGIC 0x0907 riscom_port drivers/char/riscom8.h
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SPECIALIX_MAGIC 0x0907 specialix_port drivers/char/specialix_io8.h
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HDLC_MAGIC 0x239e n_hdlc drivers/char/n_hdlc.c
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APM_BIOS_MAGIC 0x4101 apm_user arch/i386/kernel/apm.c
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APM_BIOS_MAGIC 0x4101 apm_user arch/x86/kernel/apm_32.c
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CYCLADES_MAGIC 0x4359 cyclades_port include/linux/cyclades.h
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DB_MAGIC 0x4442 fc_info drivers/net/iph5526_novram.c
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DL_MAGIC 0x444d fc_info drivers/net/iph5526_novram.c
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@ -11,7 +11,7 @@ Adapter Detection
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The ideal MCA adapter detection is done through the use of the
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Programmable Option Select registers. Generic functions for doing
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this have been added in include/linux/mca.h and arch/i386/kernel/mca.c.
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this have been added in include/linux/mca.h and arch/x86/kernel/mca_32.c.
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Everything needed to detect adapters and read (and write) configuration
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information is there. A number of MCA-specific drivers already use
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this. The typical probe code looks like the following:
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@ -81,7 +81,7 @@ more people use shared IRQs on PCI machines.
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In general, an interrupt must be acknowledged not only at the ICU (which
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is done automagically by the kernel), but at the device level. In
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particular, IRQ 0 must be reset after a timer interrupt (now done in
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arch/i386/kernel/time.c) or the first timer interrupt hangs the system.
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arch/x86/kernel/time.c) or the first timer interrupt hangs the system.
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There were also problems with the 1.3.x floppy drivers, but that seems
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to have been fixed.
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@ -66,7 +66,7 @@ Your cpu_idle routines need to obey the following rules:
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barrier issued (followed by a test of need_resched with
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interrupts disabled, as explained in 3).
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arch/i386/kernel/process.c has examples of both polling and
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arch/x86/kernel/process.c has examples of both polling and
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sleeping idle functions.
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@ -553,7 +553,7 @@ replacing "/usr/src" with wherever you keep your Linux kernel source tree:
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make config
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make zImage
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Then install "arch/i386/boot/zImage" as your standard kernel, run lilo if
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Then install "arch/x86/boot/zImage" as your standard kernel, run lilo if
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appropriate, and reboot.
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@ -87,7 +87,7 @@ c) Set address on ISA cards then:
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edit /usr/src/linux/drivers/char/ip2.c
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(Optional - may be specified on kernel command line now)
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d) Run "make zImage" or whatever target you prefer.
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e) mv /usr/src/linux/arch/i386/boot/zImage to /boot.
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e) mv /usr/src/linux/arch/x86/boot/zImage to /boot.
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f) Add new config for this kernel into /etc/lilo.conf, run "lilo"
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or copy to a floppy disk and boot from that floppy disk.
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g) Reboot using this kernel
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@ -66,7 +66,7 @@ MKISS_DRIVER_MAGIC 0x04bf mkiss_channel drivers/net/mkiss.h
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RISCOM8_MAGIC 0x0907 riscom_port drivers/char/riscom8.h
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SPECIALIX_MAGIC 0x0907 specialix_port drivers/char/specialix_io8.h
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HDLC_MAGIC 0x239e n_hdlc drivers/char/n_hdlc.c
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APM_BIOS_MAGIC 0x4101 apm_user arch/i386/kernel/apm.c
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APM_BIOS_MAGIC 0x4101 apm_user arch/x86/kernel/apm_32.c
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CYCLADES_MAGIC 0x4359 cyclades_port include/linux/cyclades.h
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DB_MAGIC 0x4442 fc_info drivers/net/iph5526_novram.c
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DL_MAGIC 0x444d fc_info drivers/net/iph5526_novram.c
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