btinfo_efi
memset(&btinfo_efi, 0, sizeof(btinfo_efi));
btinfo_efi.systblpa = (intptr_t)ST;
btinfo_efi.flags |= BI_EFI_32BIT;
BI_ADD(&btinfo_efi, BTINFO_EFI, sizeof(btinfo_efi));
static struct btinfo_efi btinfo_efi;
struct btinfo_efi *bi;
struct btinfo_efi bie;
struct btinfo_efi bie;