(16.36.32) wwx: in 2.6.22 kernels, this part is written in asm.
(16.37.00) wwx: from changelog: "A20 handling code for the new x86 setup code. This implements the same algorithms as the assembly version"
(16.38.52) wwx: before 2.6.23 same A20 line enable code (in assembler) is in arch/i386/boot/setup.S
(16.36.32) wwx: in 2.6.22 kernels, this part is written in asm. boot/setup. S
(16.37.00) wwx: from changelog: "A20 handling code for the new x86 setup code. This implements the same algorithms as the assembly version"
(16.38.52) wwx: before 2.6.23 same A20 line enable code (in assembler) is in arch/i386/