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 | 47 +++++++++++++++++++++++++++++++++
Documentation/x86/zero-page.txt | 40 ----------------------------
3 files changed, 48 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..deedbc84454d
--- /dev/null
+++ b/Documentation/x86/zero-page.rst
@@ -0,0 +1,47 @@
+.. 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
+
+::
+
+ 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)
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)
--
2.20.1
