Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit e56d0cfe authored by Baodong Chen's avatar Baodong Chen Committed by Ingo Molnar
Browse files

Documentation/x86/boot.txt: modify fieldname 



Modify field names to the right ones:

 - start_sys was changed to start_sys_seg
 - iinitrd_addr_max was changed to ramdisk_max
 - pad2 was changed to pad2 and pad3
 - readmode_swtch was changed to realmode_swtch

Signed-off-by: default avatarBaodong Chen <[email]chenbdchenbd@gmail.com[email]>
Acked-by: default avatarJiri Kosina <jkosina@suse.cz>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent a6525042

Documentation/x86/boot.txt

+7 −6
Original line number Diff line number Diff line
@@ -158,7 +158,7 @@ Offset Proto Name Meaning 
0202/4	2.00+	header		Magic signature "HdrS"

0206/2	2.00+	version		Boot protocol version supported

0208/4	2.00+	realmode_swtch	Boot loader hook (see below)

020C/2	2.00+	start_sys	The load-low segment (0x1000) (obsolete)

020C/2	2.00+	start_sys_seg	The load-low segment (0x1000) (obsolete)

020E/2	2.00+	kernel_version	Pointer to kernel version string

0210/1	2.00+	type_of_loader	Boot loader identifier

0211/1	2.00+	loadflags	Boot protocol option flags
@@ -170,10 +170,11 @@ Offset Proto Name Meaning 
0224/2	2.01+	heap_end_ptr	Free memory after setup end

0226/2	N/A	pad1		Unused

0228/4	2.02+	cmd_line_ptr	32-bit pointer to the kernel command line

022C/4	2.03+	initrd_addr_max	Highest legal initrd address

022C/4	2.03+	ramdisk_max	Highest legal initrd address

0230/4	2.05+	kernel_alignment Physical addr alignment required for kernel

0234/1	2.05+	relocatable_kernel Whether kernel is relocatable or not

0235/3	N/A	pad2		Unused

0235/1	N/A	pad2		Unused

0236/2	N/A	pad3		Unused

0238/4	2.06+	cmdline_size	Maximum size of the kernel command line

023C/4	2.07+	hardware_subarch Hardware subarchitecture

0240/8	2.07+	hardware_subarch_data Subarchitecture-specific data
@@ -299,14 +300,14 @@ Protocol: 2.00+ 
  e.g. 0x0204 for version 2.04, and 0x0a11 for a hypothetical version

  10.17.



Field name:	readmode_swtch

Field name:	realmode_swtch

Type:		modify (optional)

Offset/size:	0x208/4

Protocol:	2.00+



  Boot loader hook (see ADVANCED BOOT LOADER HOOKS below.)



Field name:	start_sys

Field name:	start_sys_seg

Type:		read

Offset/size:	0x20c/2

Protocol:	2.00+
@@ -468,7 +469,7 @@ Protocol: 2.02+ 
  zero, the kernel will assume that your boot loader does not support

  the 2.02+ protocol.



Field name:	initrd_addr_max

Field name:	ramdisk_max

Type:		read

Offset/size:	0x22c/4

Protocol:	2.03+