Architecture - Revision history

Prabuanand: removed and replaced redundant and wrong info with wikilinks

2025-10-27T04:41:06Z

removed and replaced redundant and wrong info with wikilinks

← Older revision		Revision as of 04:41, 27 October 2025
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	{{:Include:Architecture support matrix}}		{{:Include:Architecture support matrix}}

	~~<!--~~
	~~=== x86 Based ===~~
	* [[x86]] - 32 bit x86 (ia32)
	* [[x86_64]] - 64 bit x86 (amd64)

	~~=== ARM Based ===~~

	~~See [[Alpine on ARM]].~~

	* [[armhf]] - 32 bit ARM (hard-float ABI) - ARMv6
	* [[armv7]] - 32 bit ARMv7
	* [[aarch64]] - 64 bit ARM - ARMv8

	~~=== PowerPC Based ===~~
	* [[ppc64le]] - 64 bit PowerPC (little-endian)

	~~=== IBM System Z Based ===~~
	* [[s390x]]

	~~=== RISC V Based ===~~
	* [[riscv64]] - 64 bit RISC V

	~~=== LoongArch Based (planned) ===~~
	* [[loongarch64]] - 64 bit LoongArch
	~~-->~~

	== Alpine Packaging ==		== Alpine Packaging ==
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	The [[Bootloaders\|Bootloader]] is responsible for finding the initfs, cmdline and kernel, and handling execution over to the kernel.		The [[Bootloaders\|Bootloader]] is responsible for finding the initfs, cmdline and kernel, and handling execution over to the kernel.

	~~Some bootloaders allow the user to interactively pick which OS or kernel to use (if more than one is available).~~		* The default setup uses GRUB2, if [[UEFI]]is detected.

	~~==== EFI ====~~

	* The default setup uses GRUB2.
	* See also [[UEFI Secure Boot]]		* See also [[UEFI Secure Boot]]

	~~==== BIOS ====~~

	* The default setup uses GRUB2.

	~~==== Other ====~~

	=== Kernel ===		=== Kernel ===
	~~==== Versioning ====~~		[[Kernels\|Kernel]]
	~~===== Flavors =====~~
	* lts - long-term support kernel, general purpose
	* virt - for running under virtual machines
	* edge - Latest stable kernel
	* rpi - Raspberry Pi
	* rpi2 - Raspberry Pi 2 (Alpine ≤v3.18 only, merged with rpi in current versions)
	* rpi4 - Raspberry Pi 4 (Alpine ≤v3.18 only, merged with rpi in current versions)
	* ashai - Apple M1

	~~==== Signing ====~~		=== Command line options ===
	==== Command line options ====

	* modules="<modules>" - specify list of modules to be loaded by initramfs /init needed to mount real root filesystem.		* modules="<modules>" - specify list of modules to be loaded by initramfs /init needed to mount real root filesystem.

	=== Initfs ===		=== Initfs ===

	The kernel will decompress the stream of compressed cpio archives passed to it by the 'append' [[Bootloaders\|bootloader]] option to the root of 'rootfs', a tmpfs automatically mounted at '/' by the kernel at boot.		The kernel will decompress the stream of compressed cpio archives passed to it by the 'append' [[Bootloaders\|bootloader]] option to the root of 'rootfs', a tmpfs automatically mounted at '/' by the kernel at boot.

	==== '/init' Script ====		==== '/init' Script ====

	Not to be confused with <code>/sbin/init</code>([[#Init\|see below]])		Not to be confused with <code>/sbin/init</code>([[#Init\|see below]])

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	* Parses kernel command line options.		* Parses kernel command line options.
	* Uses [[nlplug-findfs]] to discover devices.		* Uses [https://manned.org/man/nlplug-findfs nlplug-findfs]] to discover devices.
	* [Optionally] prompts for disk encryption secrets and unlocked encrypted partitions.		* [Optionally] prompts for disk encryption secrets and unlocked encrypted partitions.

	==== Initfs Module Handling ====		==== Initfs Module Handling ====

	Modules required to mount the root filesystem and boot must either built into the kernel or available from with the initramfs filesystem through use of appended initrd cpio.gz files provided by the [[Bootloaders\|bootloader]].		Modules required to mount the root filesystem and boot must either built into the kernel or available from with the initramfs filesystem through use of appended initrd cpio.gz files provided by the [[Bootloaders\|bootloader]].

	The /init script will first [[modprobe]] the modules specified by the modules= kernel command line option and by the name of the specified rootfs type. It will then load the contents of /etc/modules, which may include module options.		The /init script will first {{ic\|modprobe}} the modules specified by the modules= kernel command line option and by the name of the specified rootfs type. It will then load the contents of /etc/modules, which may include module options.
	Modules may be blacklisted from autoprobing (but NOT explicit insertion!) using the blacklist= kernel command line option which appends blacklist entries to '/etc/modprobe.d/boot-opt-blacklist.conf'.		Modules may be blacklisted from autoprobing (but NOT explicit insertion!) using the blacklist= kernel command line option which appends blacklist entries to '/etc/modprobe.d/boot-opt-blacklist.conf'.

Prabuanand: Removed Architectures Category so that it lists only architectures as sub-category

2024-12-20T14:08:14Z

Removed Architectures Category so that it lists only architectures as sub-category

← Older revision		Revision as of 14:08, 20 December 2024
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			[[Category:Hardware]]
	[[Category:Hardware~~]][[Category:Architectures~~]]

Prabuanand: Moved Architecture support matrix info to an Include page and transcluded here

2024-12-20T13:32:44Z

Moved Architecture support matrix info to an Include page and transcluded here

@@ Line 4: / Line 4: @@
 == Architectures supported ==
-{|class="wikitable" align="center" style="width:100%; border:1px #0771a6 solid; background:#f9f9f9; text-align:left; border-collapse:collapse;"
-|- style="background:#333333; color:#ffffff; font-size: 1.2em; text-align:center;"
+{{:Include:Architecture support matrix}}
 <!--

Prabuanand: Changed the Introduction paragraph, added link and formatted table

2024-12-20T04:05:28Z

Changed the Introduction paragraph, added link and formatted table

← Older revision		Revision as of 04:05, 20 December 2024
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	{{TOC right}}		{{TOC right}}

	This page provides ~~detailed~~ information on ~~various~~ components that make up Alpine Linux ~~distribution~~.~~{{Seealso\|~~Alpine_Linux:Overview}}		This page provides brief information on components that make up Alpine Linux. Refer [[Alpine_Linux:Overview\|wiki overview]] page for more details.

	== Architectures supported ==		== Architectures supported ==
			{\|class="wikitable" align="center" style="width:100%; border:1px #0771a6 solid; background:#f9f9f9; text-align:left; border-collapse:collapse;"
	{\| class="wikitable"		\|- style="background:#333333; color:#ffffff; font-size: 1.2em; text-align:center;"
	\|+ Alpine Hardware ~~Architecture~~ Support Matrix		\| colspan="3" \|Alpine Linux Hardware Support Matrix
	\|-		\|-
	! ~~Arch~~ !! Port~~/Model~~ !! Description		! Architecture !! Port !! Description
	\|-		\|-
	\| rowspan="2"\|x86 \|\| [[Installation\|x86]] \|\| 32 bit Intel and AMD processors,(ia32) Requires SSE2 and CMOV.		\| rowspan="2"\|x86 \|\| [[Installation\|x86]] \|\| 32 bit Intel and AMD processors,(ia32) Requires SSE2 and CMOV.
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	\| \| [[Installation\|x86_64]] \|\| 64 bit x86 (amd64)		\| \| [[Installation\|x86_64]] \|\| 64 bit x86 (amd64)
	\|-		\|-
	\| rowspan="3" \|[[:Category:ARM\|ARM]] \|\| [[Alpine on ARM\|armhf]] \|\| 32 bit ARM (hard-float ABI) - ARMv6- ~~(defconfig bcmrpi)~~ Raspberry Pi 1, Zero, ZeroW, cm1		\| rowspan="3" \|[[:Category:ARM\|ARM]] \|\| [[Alpine on ARM\|armhf]] \|\| 32 bit ARM (hard-float ABI) - ARMv6- Raspberry Pi 1, Zero, ZeroW, cm1 (defconfig bcmrpi)
	\|-		\|-
	\| \| [[Alpine on ARM\|armv7]] \|\| 32 bit ARMv7 - ~~(defconfig bcm2709)~~ Raspberry Pi 2, 3, 3+, Zero2W, cm3, cm3+		\| \| [[Alpine on ARM\|armv7]] \|\| 32 bit ARMv7 - Raspberry Pi 2, 3, 3+, Zero2W, cm3, cm3+ (defconfig bcm2709)
	\|-		\|-
	\| \| [[Alpine on ARM\|aarch64]] \|\| 64 bit ARM - ARMv8 -~~(defconfig bcm2711)~~ Raspberry Pi 3, 3+, 4, 400, Zero2W, cm3, cm3+, cm4, 5		\| \| [[Alpine on ARM\|aarch64]] \|\| 64 bit ARM - ARMv8 - Raspberry Pi 3, 3+, 4, 400, Zero2W, cm3, cm3+, cm4, 5 (defconfig bcm2711)
	\|-		\|-
	\| [[:Category:Ppc64le\|PowerPC]] \|\| [[ppc64le]] \|\| 64 bit PowerPC (little-endian) (POWER8 minimum)		\| [[:Category:Ppc64le\|PowerPC]] \|\| [[ppc64le]] \|\| 64 bit PowerPC (little-endian) (POWER8 minimum)
	\|-		\|-
	\| [[:Category:S390x\|IBM System Z]] \|\| [[s390x]] \|\| IBM mainframes ~~using the z/Architecture~~ (z196 minimum)		\| [[:Category:S390x\|IBM System Z]] \|\| [[s390x]] \|\| IBM Z mainframes, especially IBM Z and IBM LinuxONE (z196 minimum)
	\|-		\|-
	\| [[:Category:Riscv64\|RISC V]] \|\| [[riscv64]] \|\| 64 bit RISC V		\| [[:Category:Riscv64\|RISC V]] \|\| [[riscv64]] \|\| 64 bit RISC V
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	==== Loading of Kernel Modules ====		==== Loading of Kernel Modules ====
	<code>/etc/init.d/modules</code> loads all modules specified in <code>/etc/modules</code> and <code>/(etc\|run\|usr/lib\|lib)/modules-load.d/*.conf</code>		<code>/etc/init.d/modules</code> loads all modules specified in <code>/etc/modules</code> and <code>/(etc\|run\|usr/lib\|lib)/modules-load.d/*.conf</code>

			== See also==



	[[Category:Hardware]][[Category:Architectures]]		[[Category:Hardware]][[Category:Architectures]]

Prabuanand: added link to Overview page

2024-12-19T04:26:56Z

added link to Overview page

← Older revision		Revision as of 04:26, 19 December 2024
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	{{TOC right}}		{{TOC right}}

	This page ~~documents~~ various components that make up Alpine Linux distribution.		This page provides detailed information on various components that make up Alpine Linux distribution.{{Seealso\|Alpine_Linux:Overview}}

	== Architectures supported ==		== Architectures supported ==

Prabuanand: added Category:Architectures category so this page can be easily reached

2024-12-19T04:20:57Z

added Category:Architectures category so this page can be easily reached

← Older revision		Revision as of 04:20, 19 December 2024
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	<code>/etc/init.d/modules</code> loads all modules specified in <code>/etc/modules</code> and <code>/(etc\|run\|usr/lib\|lib)/modules-load.d/*.conf</code>		<code>/etc/init.d/modules</code> loads all modules specified in <code>/etc/modules</code> and <code>/(etc\|run\|usr/lib\|lib)/modules-load.d/*.conf</code>

	[[Category:Hardware]]		[[Category:Hardware]][[Category:Architectures]]

Prabuanand: fixed links to the category or start pages

2024-12-19T04:14:40Z

fixed links to the category or start pages

← Older revision		Revision as of 04:14, 19 December 2024
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	! Arch !! Port/Model !! Description		! Arch !! Port/Model !! Description
	\|-		\|-
	\| rowspan="2"\|x86 \|\| [[x86]] \|\| 32 bit Intel and AMD processors,(ia32) Requires SSE2 and CMOV.		\| rowspan="2"\|x86 \|\| [[Installation\|x86]] \|\| 32 bit Intel and AMD processors,(ia32) Requires SSE2 and CMOV.
	\|-		\|-
	\| \| [[x86_64]] \|\| 64 bit x86 (amd64)		\| \| [[Installation\|x86_64]] \|\| 64 bit x86 (amd64)
	\|-		\|-
	\| rowspan="3" \|ARM \|\| [[armhf]] \|\| 32 bit ARM (hard-float ABI) - ARMv6- (defconfig bcmrpi) Raspberry Pi 1, Zero, ZeroW, cm1		\| rowspan="3" \|[[:Category:ARM\|ARM]] \|\| [[Alpine on ARM\|armhf]] \|\| 32 bit ARM (hard-float ABI) - ARMv6- (defconfig bcmrpi) Raspberry Pi 1, Zero, ZeroW, cm1
	\|-		\|-
	\| \| [[armv7]] \|\| 32 bit ARMv7 - (defconfig bcm2709) Raspberry Pi 2, 3, 3+, Zero2W, cm3, cm3+		\| \| [[Alpine on ARM\|armv7]] \|\| 32 bit ARMv7 - (defconfig bcm2709) Raspberry Pi 2, 3, 3+, Zero2W, cm3, cm3+
	\|-		\|-
	\| \| [[aarch64]] \|\| 64 bit ARM - ARMv8 -(defconfig bcm2711) Raspberry Pi 3, 3+, 4, 400, Zero2W, cm3, cm3+, cm4, 5		\| \| [[Alpine on ARM\|aarch64]] \|\| 64 bit ARM - ARMv8 -(defconfig bcm2711) Raspberry Pi 3, 3+, 4, 400, Zero2W, cm3, cm3+, cm4, 5
	\|-		\|-
	\| PowerPC \|\| [[ppc64le]] \|\| 64 bit PowerPC (little-endian) (POWER8 minimum)		\| [[:Category:Ppc64le\|PowerPC]] \|\| [[ppc64le]] \|\| 64 bit PowerPC (little-endian) (POWER8 minimum)
	\|-		\|-
	\| IBM System Z \|\| [[s390x]] \|\| IBM mainframes using the z/Architecture (z196 minimum)		\| [[:Category:S390x\|IBM System Z]] \|\| [[s390x]] \|\| IBM mainframes using the z/Architecture (z196 minimum)
	\|-		\|-
	\| RISC V \|\| [[riscv64]] \|\| 64 bit RISC V		\| [[:Category:Riscv64\|RISC V]] \|\| [[riscv64]] \|\| 64 bit RISC V
	\|-		\|-
	\| LoongArch \|\| [[loongarch64]] \|\| 64 bit LoongArch		\| [[:Category:LoongArch64\|LoongArch]] \|\| [[loongarch64]] \|\| 64 bit LoongArch
	\|}		\|}

Prabuanand: removed Draft notice and added Todo tag for the Boot Process section. fixed typo

2024-12-19T03:42:04Z

removed Draft notice and added Todo tag for the Boot Process section. fixed typo

← Older revision		Revision as of 03:42, 19 December 2024
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	{{TOC right}}		{{TOC right}}
	~~{{draft}}~~
	This page documents various components that make up Alpine Linux distribution.		This page documents various components that make up Alpine Linux distribution.

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	== Boot Process ==		== Boot Process ==
			{{Todo\|The following section need a clean up with proper wikilinks}}

	=== Boot Loader ===		=== Boot Loader ===
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	==== Minimal Required Set ====		==== Minimal Required Set ====
	{{todo\|{{path\|/media}} is not required even ~~tough~~ it is included in the {{pkg\|alpine-baselayout}}}}
			{{todo\|{{path\|/media}} is not required even though it is included in the {{pkg\|alpine-baselayout}}}}

	===== Directory Structure =====		===== Directory Structure =====

Prabuanand: added information from Raspberry Pi page

2024-12-19T03:29:08Z

added information from Raspberry Pi page

← Older revision		Revision as of 03:29, 19 December 2024
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	\| \| [[x86_64]] \|\| 64 bit x86 (amd64)		\| \| [[x86_64]] \|\| 64 bit x86 (amd64)
	\|-		\|-
	\| rowspan="3" \|ARM \|\| [[armhf]] \|\| 32 bit ARM (hard-float ABI) - ARMv6- Raspberry Pi 1, Zero, ZeroW, cm1		\| rowspan="3" \|ARM \|\| [[armhf]] \|\| 32 bit ARM (hard-float ABI) - ARMv6- (defconfig bcmrpi) Raspberry Pi 1, Zero, ZeroW, cm1
	\|-		\|-
	\| \| [[armv7]] \|\| 32 bit ARMv7 - Raspberry Pi 2, 3, 3+, Zero2W, cm3, cm3+		\| \| [[armv7]] \|\| 32 bit ARMv7 - (defconfig bcm2709) Raspberry Pi 2, 3, 3+, Zero2W, cm3, cm3+
	\|-		\|-
	\| \| [[aarch64]] \|\| 64 bit ARM - ARMv8 - Raspberry Pi 3, 3+, 4, 400, Zero2W, cm3, cm3+, cm4, 5		\| \| [[aarch64]] \|\| 64 bit ARM - ARMv8 -(defconfig bcm2711) Raspberry Pi 3, 3+, 4, 400, Zero2W, cm3, cm3+, cm4, 5
	\|-		\|-
	\| PowerPC \|\| [[ppc64le]] \|\| 64 bit PowerPC (little-endian) (POWER8 minimum)		\| PowerPC \|\| [[ppc64le]] \|\| 64 bit PowerPC (little-endian) (POWER8 minimum)

Prabuanand: added information from Alpine_Linux:FAQ page

2024-12-19T03:16:06Z

added information from Alpine_Linux:FAQ page

← Older revision		Revision as of 03:16, 19 December 2024
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	! Arch !! Port/Model !! Description		! Arch !! Port/Model !! Description
	\|-		\|-
	\| rowspan="2"\|x86 \|\| [[x86]] \|\| 32 bit ~~x86~~ (ia32)		\| rowspan="2"\|x86 \|\| [[x86]] \|\| 32 bit Intel and AMD processors,(ia32) Requires SSE2 and CMOV.
	\|-		\|-
	\| \| [[x86_64]] \|\| 64 bit x86 (amd64)		\| \| [[x86_64]] \|\| 64 bit x86 (amd64)
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	\| \| [[aarch64]] \|\| 64 bit ARM - ARMv8 - Raspberry Pi 3, 3+, 4, 400, Zero2W, cm3, cm3+, cm4, 5		\| \| [[aarch64]] \|\| 64 bit ARM - ARMv8 - Raspberry Pi 3, 3+, 4, 400, Zero2W, cm3, cm3+, cm4, 5
	\|-		\|-
	\| PowerPC \|\| [[ppc64le]] \|\| 64 bit PowerPC (little-endian)		\| PowerPC \|\| [[ppc64le]] \|\| 64 bit PowerPC (little-endian) (POWER8 minimum)
	\|-		\|-
	\| IBM System Z \|\| [[s390x]] \|\| IBM ~~System Z Based~~		\| IBM System Z \|\| [[s390x]] \|\| IBM mainframes using the z/Architecture (z196 minimum)
	\|-		\|-
	\| RISC V \|\| [[riscv64]] \|\| 64 bit RISC V		\| RISC V \|\| [[riscv64]] \|\| 64 bit RISC V