hi_mem 38 bsp/boot/x86/pc/startup.c extern paddr_t hi_mem; hi_mem 65 bsp/boot/x86/pc/startup.c bi->ram[0].size = (size_t)((1024 + hi_mem) * 1024); hi_mem 72 bsp/boot/x86/pc/startup.c if (hi_mem != 0) {