Provided by: linux-doc-2.6.15_2.6.15-23.39_all
check_signature - find BIOS signatures
int check_signature (volatile void __iomem * io_addr,
const unsigned char * signature, int length);
mmio address to check
length length of signature
Perform a signature comparison with the mmio address io_addr. This
address should have been obtained by ioremap. Returns 1 on a match.
Matthew Wilcox <email@example.com>, Alan Cox <firstname.lastname@example.org>.