lkml.org 
[lkml]   [2022]   [Sep]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
SubjectRe: Re: [PATCH v5 8/8] loongarch: efi: enable generic EFI compressed boot



> -----原始邮件-----
> 发件人: "Ard Biesheuvel" <ardb@kernel.org>
> 发送时间:2022-09-10 22:28:04 (星期六)
> 收件人: "陈华才" <chenhuacai@loongson.cn>
> 抄送: linux-efi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, "James E.J. Bottomley" <James.Bottomley@hansenpartnership.com>, "Matthew Garrett" <mjg59@srcf.ucam.org>, "Peter Jones" <pjones@redhat.com>, "Ilias Apalodimas" <ilias.apalodimas@linaro.org>, "Heinrich Schuchardt" <heinrich.schuchardt@canonical.com>, "AKASHI Takahiro" <takahiro.akashi@linaro.org>, "Palmer Dabbelt" <palmer@dabbelt.com>, "Atish Patra" <atishp@atishpatra.org>, "Arnd Bergmann" <arnd@arndb.de>, "Xi Ruoyao" <xry111@xry111.site>, "Lennart Poettering" <lennart@poettering.net>, "Jeremy Linton" <jeremy.linton@arm.com>, "Will Deacon" <will@kernel.org>, "Catalin Marinas" <catalin.marinas@arm.com>
> 主题: Re: [PATCH v5 8/8] loongarch: efi: enable generic EFI compressed boot
>
> On Sat, 10 Sept 2022 at 15:22, 陈华才 <chenhuacai@loongson.cn> wrote:
> >
> > Hi, Ard,
> >
> > I prefer to give a chance to disable ZBOOT, so I don't want to select EFI_ZBOOT unconditionally in Kconfig, and then the Makefile can be like this:
> > diff --git a/arch/loongarch/Makefile b/arch/loongarch/Makefile
> > index c3f579bdf9e5..bc6fe65125f5 100644
> > --- a/arch/loongarch/Makefile
> > +++ b/arch/loongarch/Makefile
> > @@ -14,6 +14,10 @@ else
> > KBUILD_IMAGE := $(boot)/vmlinux.efi
> > endif
> >
> > +ifdef CONFIG_EFI_ZBOOT
> > +KBUILD_IMAGE := $(boot)/vmlinuz.efi
> > +endif
> > +
> > archscripts: scripts_basic
> > $(Q)$(MAKE) $(build)=arch/loongarch/boot/tools relocs
> >
>
> OK, I will fold this in. This actually aligns it with the other
> architectures, so I prefer this approach as well.

Thank you, and if "make install" can also handle the zboot case, that's even better. :)

diff --git a/arch/loongarch/Makefile b/arch/loongarch/Makefile
index c3f579bdf9e5..5480fe2de7cd 100644
--- a/arch/loongarch/Makefile
+++ b/arch/loongarch/Makefile
@@ -137,7 +137,11 @@ vmlinux.elf vmlinux.efi vmlinuz.efi: vmlinux
core-y += arch/loongarch/boot/dts/

install:
+ifndef CONFIG_EFI_ZBOOT
$(Q)install -D -m 755 $(KBUILD_IMAGE) $(INSTALL_PATH)/vmlinux-$(KERNELRELEASE)
+else
+ $(Q)install -D -m 755 $(KBUILD_IMAGE) $(INSTALL_PATH)/vmlinuz-$(KERNELRELEASE)
+endif
$(Q)install -D -m 644 .config $(INSTALL_PATH)/config-$(KERNELRELEASE)
$(Q)install -D -m 644 System.map $(INSTALL_PATH)/System.map-$(KERNELRELEASE)


>
>
> >
> > > -----原始邮件-----
> > > 发件人: "Ard Biesheuvel" <ardb@kernel.org>
> > > 发送时间:2022-09-10 16:11:52 (星期六)
> > > 收件人: linux-efi@vger.kernel.org
> > > 抄送: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, "Ard Biesheuvel" <ardb@kernel.org>, "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>, "Matthew Garrett" <mjg59@srcf.ucam.org>, "Peter Jones" <pjones@redhat.com>, "Ilias Apalodimas" <ilias.apalodimas@linaro.org>, "Heinrich Schuchardt" <heinrich.schuchardt@canonical.com>, "AKASHI Takahiro" <takahiro.akashi@linaro.org>, "Palmer Dabbelt" <palmer@dabbelt.com>, "Atish Patra" <atishp@atishpatra.org>, "Arnd Bergmann" <arnd@arndb.de>, "Huacai Chen" <chenhuacai@loongson.cn>, "Xi Ruoyao" <xry111@xry111.site>, "Lennart Poettering" <lennart@poettering.net>, "Jeremy Linton" <jeremy.linton@arm.com>, "Will Deacon" <will@kernel.org>, "Catalin Marinas" <catalin.marinas@arm.com>
> > > 主题: [PATCH v5 8/8] loongarch: efi: enable generic EFI compressed boot
> > >
> > > Wire up the generic EFI zboot support for LoongArch64
> > >
> > > Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
> > > ---
> > > arch/loongarch/Kconfig | 1 +
> > > arch/loongarch/Makefile | 4 ++--
> > > arch/loongarch/boot/.gitignore | 1 +
> > > arch/loongarch/boot/Makefile | 6 ++++++
> > > 4 files changed, 10 insertions(+), 2 deletions(-)
> > >
> > > diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig
> > > index fca106a8b8af..f960dbbfb62d 100644
> > > --- a/arch/loongarch/Kconfig
> > > +++ b/arch/loongarch/Kconfig
> > > @@ -55,6 +55,7 @@ config LOONGARCH
> > > select BUILDTIME_TABLE_SORT
> > > select COMMON_CLK
> > > select EFI
> > > + select EFI_ZBOOT
> > > select GENERIC_CLOCKEVENTS
> > > select GENERIC_CMOS_UPDATE
> > > select GENERIC_CPU_AUTOPROBE
> > > diff --git a/arch/loongarch/Makefile b/arch/loongarch/Makefile
> > > index 4bc47f47cfd8..357ed2a771bf 100644
> > > --- a/arch/loongarch/Makefile
> > > +++ b/arch/loongarch/Makefile
> > > @@ -10,7 +10,7 @@ KBUILD_DEFCONFIG := loongson3_defconfig
> > > ifndef CONFIG_EFI_STUB
> > > KBUILD_IMAGE := $(boot)/vmlinux.elf
> > > else
> > > -KBUILD_IMAGE := $(boot)/vmlinux.efi
> > > +KBUILD_IMAGE := $(boot)/vmlinuz.efi
> > > endif
> > >
> > > #
> > > @@ -93,7 +93,7 @@ vdso_install:
> > >
> > > all: $(notdir $(KBUILD_IMAGE))
> > >
> > > -vmlinux.elf vmlinux.efi: vmlinux
> > > +vmlinux.elf vmlinux.efi vmlinuz.efi: vmlinux
> > > $(Q)$(MAKE) $(build)=$(boot) $(bootvars-y) $(boot)/$@
> > >
> > > install:
> > > diff --git a/arch/loongarch/boot/.gitignore b/arch/loongarch/boot/.gitignore
> > > index 49423ee96ef3..e5dc594dc4b6 100644
> > > --- a/arch/loongarch/boot/.gitignore
> > > +++ b/arch/loongarch/boot/.gitignore
> > > @@ -1,2 +1,3 @@
> > > # SPDX-License-Identifier: GPL-2.0-only
> > > vmlinux*
> > > +vmlinuz*
> > > diff --git a/arch/loongarch/boot/Makefile b/arch/loongarch/boot/Makefile
> > > index fecf34f50e56..4e1c374c5782 100644
> > > --- a/arch/loongarch/boot/Makefile
> > > +++ b/arch/loongarch/boot/Makefile
> > > @@ -18,3 +18,9 @@ $(obj)/vmlinux.elf: vmlinux FORCE
> > > targets += vmlinux.efi
> > > $(obj)/vmlinux.efi: vmlinux FORCE
> > > $(call if_changed,objcopy)
> > > +
> > > +EFI_ZBOOT_PAYLOAD := vmlinux.efi
> > > +EFI_ZBOOT_BFD_TARGET := elf64-loongarch
> > > +EFI_ZBOOT_MACH_TYPE := LOONGARCH64
> > > +
> > > +include $(srctree)/drivers/firmware/efi/libstub/Makefile.zboot
> > > --
> > > 2.35.1
> >
> >
> > 本邮件及其附件含有龙芯中科的商业秘密信息,仅限于发送给上面地址中列出的个人或群组。禁止任何其他人以任何形式使用(包括但不限于全部或部分地泄露、复制或散发)本邮件及其附件中的信息。如果您错收本邮件,请您立即电话或邮件通知发件人并删除本邮件。
> > This email and its attachments contain confidential information from Loongson Technology , which is intended only for the person or entity whose address is listed above. Any use of the information contained herein in any way (including, but not limited to, total or partial disclosure, reproduction or dissemination) by persons other than the intended recipient(s) is prohibited. If you receive this email in error, please notify the sender by phone or email immediately and delete it.


本邮件及其附件含有龙芯中科的商业秘密信息,仅限于发送给上面地址中列出的个人或群组。禁止任何其他人以任何形式使用(包括但不限于全部或部分地泄露、复制或散发)本邮件及其附件中的信息。如果您错收本邮件,请您立即电话或邮件通知发件人并删除本邮件。
This email and its attachments contain confidential information from Loongson Technology , which is intended only for the person or entity whose address is listed above. Any use of the information contained herein in any way (including, but not limited to, total or partial disclosure, reproduction or dissemination) by persons other than the intended recipient(s) is prohibited. If you receive this email in error, please notify the sender by phone or email immediately and delete it.
\
 
 \ /
  Last update: 2022-09-11 17:04    [W:0.077 / U:1.252 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site