http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/asm-i386/mach-default/setup_arch_post.h

/** * machine_specific_memory_setup - Hook for machine specific memory setup. * * Description: * This is included late in kernel/setup.c so that it can make * use of all of the static functions. **/ static char * __init machine_specific_memory_setup(void) { char *who; who = "BIOS-e820"; /* * Try to copy the BIOS-supplied E820-map. * * Otherwise fake a memory map; one section from 0k->640k, * the next section from 1mb->appropriate_mem_k */ sanitize_e820_map(E820_MAP, &E820_MAP_NR); if (copy_e820_map(E820_MAP, E820_MAP_NR) < 0) { unsigned long mem_size; /* compare results from other methods and take the greater */ if (ALT_MEM_K < EXT_MEM_K) { mem_size = EXT_MEM_K; who = "BIOS-88"; } else { mem_size = ALT_MEM_K; who = "BIOS-e801"; } e820.nr_map = 0; add_memory_region(0, LOWMEMSIZE(), E820_RAM); add_memory_region(HIGH_MEMORY, mem_size << 10, E820_RAM); } return who; }