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Boot

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Kernel Comparison: Linux (2.6.28) versus Windows (Vista SP1)

Boot

Boot Image

*Boot Image (selection)*	Linux	Windows
boot selection of uniprocessor/multiprocessor optimised image	Y^'	Y'
boot self patching of unified image to create uniprocessor/multiprocessor image	Y	N

Boot Image Features

*Boot Image Features*	Linux	Windows
runtime loadable modules	Y	Y
Relocatable kernel	Y (x86) N (AMD64/Intel64, IA-64)	N

Uniprocessor Boot Image

*Boot Image (uniprocessor, no PAE)*	Linux	Windows
files - kernel mode (no drivers²⁵^{, 29})	vmlinuz¹¹^{, 12}^'	NTOSKRNL.EXE, HAL.DLL, GDIPLUS.DLL, WIN32K.SYS^'^'
files - user mode (no drivers²⁵^{, 29})	-^'	NTDLL.DLL, KERNEL32.DLL, USER32.DLL, CSRSS.EXE^'^'^'^'
filesizes - kernel mode (no drivers²⁵^{, 29})	1.7MB^'	6.9MB (3.3+0.5+2.0+2.0MB)^'^'
filesizes - user mode (no drivers²⁵^{, 29})	-^'	3.0MB (0.7+1.0+0.6+0.7MB)^'^'^'^'
filesizes - total (no drivers²⁵^{, 29})	1.7MB^'^'	9.9MB^'

Alternative Boot Image

*Boot Image (others)*	Linux	Windows
files kernel mode - multiprocessor, no PAE (no drivers²⁵^{, 29})	vmlinuz¹¹^{, 12}	NTKRNLMP.EXE, HAL.DLL, GDIPLUS.DLL, WIN32K.SYS
files kernel mode - uniprocessor, PAE (no drivers²⁵^{, 29})	vmlinuz¹¹^{, 13}	NTKRNLPA.EXE, HAL.DLL, GDIPLUS.DLL, WIN32K.SYS
files kernel mode - multiprocessor, PAE (no drivers²⁵^{, 29})	vmlinuz¹¹^{, 13}	NTKRPAMP.EXE, HAL.DLL, GDIPLUS.DLL, WIN32K.SYS

Boot probing

*Boot (probing)*	Linux	Windows
boot - multithreaded device probing - USB	N Y (option)	N
boot - multithreaded device probing - PCI	N Y (option)	N
boot - multithreaded device probing - ISA	N Y (option)	N
boot - asynchronous SCSI scanning	Y	N

Firmware

*Firmware*	Linux	Windows
BIOS	Y	Y
EFI	Y	Y

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Johnathon Weare © Johnny Weare 2009

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