Re: [PATCH 08/27] Documentation: x86: convert zero-page.txt to reST

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Em Fri, 26 Apr 2019 23:31:31 +0800
Changbin Du <changbin.du@xxxxxxxxx> escreveu:

> This converts the plain text documentation to reStructuredText format and
> add it to Sphinx TOC tree. No essential content change.
> 
> Signed-off-by: Changbin Du <changbin.du@xxxxxxxxx>
> ---
>  Documentation/x86/index.rst     |  1 +
>  Documentation/x86/zero-page.rst | 45 +++++++++++++++++++++++++++++++++
>  Documentation/x86/zero-page.txt | 40 -----------------------------
>  3 files changed, 46 insertions(+), 40 deletions(-)
>  create mode 100644 Documentation/x86/zero-page.rst
>  delete mode 100644 Documentation/x86/zero-page.txt
> 
> diff --git a/Documentation/x86/index.rst b/Documentation/x86/index.rst
> index 7b8388ebd43d..9a0b5f38ef6b 100644
> --- a/Documentation/x86/index.rst
> +++ b/Documentation/x86/index.rst
> @@ -14,3 +14,4 @@ Linux x86 Support
>     kernel-stacks
>     entry_64
>     earlyprintk
> +   zero-page
> diff --git a/Documentation/x86/zero-page.rst b/Documentation/x86/zero-page.rst
> new file mode 100644
> index 000000000000..70f10eabca86
> --- /dev/null
> +++ b/Documentation/x86/zero-page.rst
> @@ -0,0 +1,45 @@
> +.. SPDX-License-Identifier: GPL-2.0
> +
> +=========
> +Zero Page
> +=========
> +The additional fields in struct boot_params as a part of 32-bit boot
> +protocol of kernel. These should be filled by bootloader or 16-bit
> +real-mode setup code of the kernel. References/settings to it mainly
> +are in::
> +
> +  arch/x86/include/uapi/asm/bootparam.h
> +
> +===========	=====	=======================	================================

Same comment that I made on a past patch: please extend the tail markup here...

> +Offset/Size	Proto	Name			Meaning
> +
> +000/040		ALL	screen_info		Text mode or frame buffer information
> +						(struct screen_info)
> +040/014		ALL	apm_bios_info		APM BIOS information (struct apm_bios_info)
> +058/008		ALL	tboot_addr      	Physical address of tboot shared page
> +060/010		ALL	ist_info		Intel SpeedStep (IST) BIOS support information
> +						(struct ist_info)
> +080/010		ALL	hd0_info		hd0 disk parameter, OBSOLETE!!
> +090/010		ALL	hd1_info		hd1 disk parameter, OBSOLETE!!
> +0A0/010		ALL	sys_desc_table		System description table (struct sys_desc_table),
> +						OBSOLETE!!
> +0B0/010		ALL	olpc_ofw_header		OLPC's OpenFirmware CIF and friends
> +0C0/004		ALL	ext_ramdisk_image	ramdisk_image high 32bits
> +0C4/004		ALL	ext_ramdisk_size	ramdisk_size high 32bits
> +0C8/004		ALL	ext_cmd_line_ptr	cmd_line_ptr high 32bits
> +140/080		ALL	edid_info		Video mode setup (struct edid_info)
> +1C0/020		ALL	efi_info		EFI 32 information (struct efi_info)
> +1E0/004		ALL	alt_mem_k		Alternative mem check, in KB
> +1E4/004		ALL	scratch			Scratch field for the kernel setup code
> +1E8/001		ALL	e820_entries		Number of entries in e820_table (below)
> +1E9/001		ALL	eddbuf_entries		Number of entries in eddbuf (below)
> +1EA/001		ALL	edd_mbr_sig_buf_entries	Number of entries in edd_mbr_sig_buffer
> +						(below)
> +1EB/001		ALL     kbd_status      	Numlock is enabled
> +1EC/001		ALL     secure_boot		Secure boot is enabled in the firmware
> +1EF/001		ALL	sentinel		Used to detect broken bootloaders
> +290/040		ALL	edd_mbr_sig_buffer	EDD MBR signatures
> +2D0/A00		ALL	e820_table		E820 memory map table
> +						(array of struct e820_entry)
> +D00/1EC		ALL	eddbuf			EDD data (array of struct edd_info)
> +===========	=====	=======================	================================

... and here.

After this change:

Reviewed-by: Mauro Carvalho Chehab <mchehab+samsung@xxxxxxxxxx>

> diff --git a/Documentation/x86/zero-page.txt b/Documentation/x86/zero-page.txt
> deleted file mode 100644
> index 68aed077f7b6..000000000000
> --- a/Documentation/x86/zero-page.txt
> +++ /dev/null
> @@ -1,40 +0,0 @@
> -The additional fields in struct boot_params as a part of 32-bit boot
> -protocol of kernel. These should be filled by bootloader or 16-bit
> -real-mode setup code of the kernel. References/settings to it mainly
> -are in:
> -
> -  arch/x86/include/uapi/asm/bootparam.h
> -
> -
> -Offset	Proto	Name		Meaning
> -/Size
> -
> -000/040	ALL	screen_info	Text mode or frame buffer information
> -				(struct screen_info)
> -040/014	ALL	apm_bios_info	APM BIOS information (struct apm_bios_info)
> -058/008	ALL	tboot_addr      Physical address of tboot shared page
> -060/010	ALL	ist_info	Intel SpeedStep (IST) BIOS support information
> -				(struct ist_info)
> -080/010	ALL	hd0_info	hd0 disk parameter, OBSOLETE!!
> -090/010	ALL	hd1_info	hd1 disk parameter, OBSOLETE!!
> -0A0/010	ALL	sys_desc_table	System description table (struct sys_desc_table),
> -				OBSOLETE!!
> -0B0/010	ALL	olpc_ofw_header	OLPC's OpenFirmware CIF and friends
> -0C0/004	ALL	ext_ramdisk_image ramdisk_image high 32bits
> -0C4/004	ALL	ext_ramdisk_size  ramdisk_size high 32bits
> -0C8/004	ALL	ext_cmd_line_ptr  cmd_line_ptr high 32bits
> -140/080	ALL	edid_info	Video mode setup (struct edid_info)
> -1C0/020	ALL	efi_info	EFI 32 information (struct efi_info)
> -1E0/004	ALL	alt_mem_k	Alternative mem check, in KB
> -1E4/004	ALL	scratch		Scratch field for the kernel setup code
> -1E8/001	ALL	e820_entries	Number of entries in e820_table (below)
> -1E9/001	ALL	eddbuf_entries	Number of entries in eddbuf (below)
> -1EA/001	ALL	edd_mbr_sig_buf_entries	Number of entries in edd_mbr_sig_buffer
> -				(below)
> -1EB/001	ALL     kbd_status      Numlock is enabled
> -1EC/001	ALL     secure_boot	Secure boot is enabled in the firmware
> -1EF/001	ALL	sentinel	Used to detect broken bootloaders
> -290/040	ALL	edd_mbr_sig_buffer EDD MBR signatures
> -2D0/A00	ALL	e820_table	E820 memory map table
> -				(array of struct e820_entry)
> -D00/1EC	ALL	eddbuf		EDD data (array of struct edd_info)



Thanks,
Mauro



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