From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Fri, 24 Jan 2025 11:13:06 +0100 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1tbGgT-003p3a-3A for lore@lore.pengutronix.de; Fri, 24 Jan 2025 11:13:06 +0100 Received: from localhost ([127.0.0.1] helo=metis.whiteo.stw.pengutronix.de) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1tbGgU-0000SZ-6M; Fri, 24 Jan 2025 11:13:06 +0100 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1tbGgS-0000SJ-Lq; Fri, 24 Jan 2025 11:13:04 +0100 Received: from pty.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::c5]) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1tbGgS-001bxa-1Z; Fri, 24 Jan 2025 11:13:04 +0100 Received: from rhi by pty.whiteo.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1tbGgS-00BKmf-1F; Fri, 24 Jan 2025 11:13:04 +0100 Date: Fri, 24 Jan 2025 11:13:04 +0100 From: Roland Hieber To: Ahmad Fatoum Message-ID: <20250124101304.6eqpnssxeprb47b7@pengutronix.de> References: <20250124100304.4086457-1-rhi@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: Subject: Re: [DistroKit] [PATCH] x86_64: kernel: enable EFI support X-BeenThere: distrokit@pengutronix.de X-Mailman-Version: 2.1.29 Precedence: list List-Id: DistroKit Mailinglist List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: distrokit@pengutronix.de Sender: "DistroKit" X-SA-Exim-Connect-IP: 127.0.0.1 X-SA-Exim-Mail-From: distrokit-bounces@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false On Fri, Jan 24, 2025 at 11:09:39AM +0100, Ahmad Fatoum wrote: > On 24.01.25 11:03, Roland Hieber wrote: > > On x86 hardware, EFI is almost always used. Make sure the kernel > > supports it, and enable the following config options: > > > > * EFI: EFI runtime service support > > * EFI_STUB: Allows a bzImage to be loaded directly by EFI firmware > > without the use of a bootloader > > * EFI_RUNTIME_MAP: Export EFI runtime maps to sysfs > > * FB_EFI: EFI-based Framebuffer Support > > * EFI_HANDOVER_PROTOCOL: Needed to support the non-standard handover protocol, > which is still used by e.g. barebox. Ah yes, that was "default y". But better to mention it anyway. Roland > > > Signed-off-by: Roland Hieber > > Reviewed-by: Ahmad Fatoum > > > --- > > configs/platform-x86_64/kernelconfig | 46 +++++++++++++++++++++++++++- > > 1 file changed, 45 insertions(+), 1 deletion(-) > > > > diff --git a/configs/platform-x86_64/kernelconfig b/configs/platform-x86_64/kernelconfig > > index 8ccb4721e77b..1ddf2bd60480 100644 > > --- a/configs/platform-x86_64/kernelconfig > > +++ b/configs/platform-x86_64/kernelconfig > > @@ -349,6 +349,7 @@ CONFIG_CPU_SUP_ZHAOXIN=y > > CONFIG_HPET_TIMER=y > > CONFIG_DMI=y > > # CONFIG_GART_IOMMU is not set > > +CONFIG_BOOT_VESA_SUPPORT=y > > # CONFIG_MAXSMP is not set > > CONFIG_NR_CPUS_RANGE_BEGIN=2 > > CONFIG_NR_CPUS_RANGE_END=512 > > @@ -391,6 +392,7 @@ CONFIG_MICROCODE=y > > CONFIG_X86_5LEVEL=y > > CONFIG_X86_DIRECT_GBPAGES=y > > # CONFIG_X86_CPA_STATISTICS is not set > > +# CONFIG_AMD_MEM_ENCRYPT is not set > > # CONFIG_NUMA is not set > > CONFIG_ARCH_SPARSEMEM_ENABLE=y > > CONFIG_ARCH_SPARSEMEM_DEFAULT=y > > @@ -412,7 +414,11 @@ CONFIG_X86_INTEL_TSX_MODE_OFF=y > > # CONFIG_X86_INTEL_TSX_MODE_ON is not set > > # CONFIG_X86_INTEL_TSX_MODE_AUTO is not set > > # CONFIG_X86_USER_SHADOW_STACK is not set > > -# CONFIG_EFI is not set > > +CONFIG_EFI=y > > +CONFIG_EFI_STUB=y > > +CONFIG_EFI_HANDOVER_PROTOCOL=y > > +# CONFIG_EFI_MIXED is not set > > +CONFIG_EFI_RUNTIME_MAP=y > > # CONFIG_HZ_100 is not set > > CONFIG_HZ_250=y > > # CONFIG_HZ_300 is not set > > @@ -520,6 +526,7 @@ CONFIG_ACPI_CONTAINER=y > > CONFIG_ACPI_HOTPLUG_IOAPIC=y > > # CONFIG_ACPI_SBS is not set > > # CONFIG_ACPI_HED is not set > > +# CONFIG_ACPI_BGRT is not set > > # CONFIG_ACPI_REDUCED_HARDWARE_ONLY is not set > > CONFIG_ACPI_NHLT=y > > # CONFIG_ACPI_NFIT is not set > > @@ -532,6 +539,7 @@ CONFIG_HAVE_ACPI_APEI_NMI=y > > CONFIG_ACPI_PCC=y > > # CONFIG_ACPI_FFH is not set > > # CONFIG_PMIC_OPREGION is not set > > +CONFIG_ACPI_PRMT=y > > CONFIG_X86_PM_TIMER=y > > > > # > > @@ -732,6 +740,7 @@ CONFIG_STRICT_KERNEL_RWX=y > > CONFIG_ARCH_HAS_STRICT_MODULE_RWX=y > > CONFIG_STRICT_MODULE_RWX=y > > CONFIG_HAVE_ARCH_PREL32_RELOCATIONS=y > > +CONFIG_ARCH_USE_MEMREMAP_PROT=y > > # CONFIG_LOCK_EVENT_COUNTS is not set > > CONFIG_ARCH_HAS_MEM_ENCRYPT=y > > CONFIG_HAVE_STATIC_CALL=y > > @@ -1277,9 +1286,29 @@ CONFIG_DMIID=y > > CONFIG_DMI_SCAN_MACHINE_NON_EFI_FALLBACK=y > > # CONFIG_ISCSI_IBFT is not set > > # CONFIG_FW_CFG_SYSFS is not set > > +CONFIG_SYSFB=y > > # CONFIG_SYSFB_SIMPLEFB is not set > > # CONFIG_GOOGLE_FIRMWARE is not set > > > > +# > > +# EFI (Extensible Firmware Interface) Support > > +# > > +CONFIG_EFI_ESRT=y > > +CONFIG_EFI_DXE_MEM_ATTRIBUTES=y > > +CONFIG_EFI_RUNTIME_WRAPPERS=y > > +# CONFIG_EFI_BOOTLOADER_CONTROL is not set > > +# CONFIG_EFI_CAPSULE_LOADER is not set > > +# CONFIG_EFI_TEST is not set > > +# CONFIG_APPLE_PROPERTIES is not set > > +# CONFIG_RESET_ATTACK_MITIGATION is not set > > +# CONFIG_EFI_RCI2_TABLE is not set > > +# CONFIG_EFI_DISABLE_PCI_DMA is not set > > +CONFIG_EFI_EARLYCON=y > > +# CONFIG_EFI_CUSTOM_SSDT_OVERLAYS is not set > > +# CONFIG_EFI_DISABLE_RUNTIME is not set > > +# CONFIG_EFI_COCO_SECRET is not set > > +# end of EFI (Extensible Firmware Interface) Support > > + > > # > > # Qualcomm firmware drivers > > # > > @@ -2635,6 +2664,8 @@ CONFIG_BCMA_POSSIBLE=y > > # > > # Graphics support > > # > > +CONFIG_APERTURE_HELPERS=y > > +CONFIG_SCREEN_INFO=y > > CONFIG_VIDEO=y > > # CONFIG_AUXDISPLAY is not set > > # CONFIG_AGP is not set > > @@ -2719,6 +2750,7 @@ CONFIG_FB=y > > # CONFIG_FB_IMSTT is not set > > # CONFIG_FB_VGA16 is not set > > # CONFIG_FB_VESA is not set > > +CONFIG_FB_EFI=y > > # CONFIG_FB_N411 is not set > > # CONFIG_FB_HGA is not set > > # CONFIG_FB_OPENCORES is not set > > @@ -2753,12 +2785,17 @@ CONFIG_FB_CORE=y > > CONFIG_FB_NOTIFY=y > > # CONFIG_FIRMWARE_EDID is not set > > # CONFIG_FB_DEVICE is not set > > +CONFIG_FB_CFB_FILLRECT=y > > +CONFIG_FB_CFB_COPYAREA=y > > +CONFIG_FB_CFB_IMAGEBLIT=y > > CONFIG_FB_SYS_FILLRECT=y > > CONFIG_FB_SYS_COPYAREA=y > > CONFIG_FB_SYS_IMAGEBLIT=y > > # CONFIG_FB_FOREIGN_ENDIAN is not set > > CONFIG_FB_SYSMEM_FOPS=y > > CONFIG_FB_DEFERRED_IO=y > > +CONFIG_FB_IOMEM_FOPS=y > > +CONFIG_FB_IOMEM_HELPERS=y > > CONFIG_FB_SYSMEM_HELPERS=y > > CONFIG_FB_SYSMEM_HELPERS_DEFERRED=y > > # CONFIG_FB_MODE_HELPERS is not set > > @@ -3588,6 +3625,7 @@ CONFIG_TMPFS_XATTR=y > > # CONFIG_HUGETLBFS is not set > > CONFIG_ARCH_HAS_GIGANTIC_PAGE=y > > # CONFIG_CONFIGFS_FS is not set > > +CONFIG_EFIVAR_FS=y > > # end of Pseudo filesystems > > > > CONFIG_MISC_FILESYSTEMS=y > > @@ -3738,6 +3776,7 @@ CONFIG_PROC_MEM_ALWAYS_FORCE=y > > CONFIG_HARDENED_USERCOPY=y > > CONFIG_FORTIFY_SOURCE=y > > # CONFIG_STATIC_USERMODEHELPER is not set > > +# CONFIG_IMA_SECURE_AND_OR_TRUSTED_BOOT is not set > > CONFIG_DEFAULT_SECURITY_DAC=y > > CONFIG_LSM="lockdown,yama,loadpin,safesetid,integrity" > > > > @@ -4089,11 +4128,15 @@ CONFIG_CLZ_TAB=y > > CONFIG_MPILIB=y > > CONFIG_DIMLIB=y > > CONFIG_OID_REGISTRY=y > > +CONFIG_UCS2_STRING=y > > CONFIG_HAVE_GENERIC_VDSO=y > > CONFIG_GENERIC_GETTIMEOFDAY=y > > CONFIG_GENERIC_VDSO_TIME_NS=y > > CONFIG_GENERIC_VDSO_OVERFLOW_PROTECT=y > > CONFIG_VDSO_GETRANDOM=y > > +CONFIG_FONT_SUPPORT=y > > +CONFIG_FONT_8x16=y > > +CONFIG_FONT_AUTOSELECT=y > > CONFIG_SG_POOL=y > > CONFIG_ARCH_HAS_PMEM_API=y > > CONFIG_ARCH_HAS_CPU_CACHE_INVALIDATE_MEMREGION=y > > @@ -4405,6 +4448,7 @@ CONFIG_X86_VERBOSE_BOOTUP=y > > CONFIG_EARLY_PRINTK=y > > # CONFIG_EARLY_PRINTK_DBGP is not set > > # CONFIG_EARLY_PRINTK_USB_XDBC is not set > > +# CONFIG_EFI_PGT_DUMP is not set > > # CONFIG_DEBUG_TLBFLUSH is not set > > CONFIG_HAVE_MMIOTRACE_SUPPORT=y > > # CONFIG_X86_DECODER_SELFTEST is not set > > > -- > Pengutronix e.K. | | > Steuerwalder Str. 21 | http://www.pengutronix.de/ | > 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | > Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | > -- Roland Hieber, Pengutronix e.K. | rhi@pengutronix.de | Steuerwalder Str. 21 | https://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |