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protos/linux: Do not zero EFI memmap size on IA-32 EFI

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mintsuki 2023-06-05 23:05:20 +02:00
parent 705719a229
commit 74a6b8e125
1 changed files with 0 additions and 7 deletions
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7
common/protos/linux.c
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@ -589,14 +589,7 @@ no_fb:;
boot_params->efi_info.efi_systab_hi = (uint32_t)((uint64_t)(uintptr_t)gST >> 32); boot_params->efi_info.efi_systab_hi = (uint32_t)((uint64_t)(uintptr_t)gST >> 32);
boot_params->efi_info.efi_memmap = (uint32_t)(uint64_t)(uintptr_t)efi_mmap; boot_params->efi_info.efi_memmap = (uint32_t)(uint64_t)(uintptr_t)efi_mmap;
boot_params->efi_info.efi_memmap_hi = (uint32_t)((uint64_t)(uintptr_t)efi_mmap >> 32); boot_params->efi_info.efi_memmap_hi = (uint32_t)((uint64_t)(uintptr_t)efi_mmap >> 32);
#if defined (__x86_64__)
boot_params->efi_info.efi_memmap_size = efi_mmap_size; boot_params->efi_info.efi_memmap_size = efi_mmap_size;
#elif defined (__i386__)
// A memmap size of 0 will cause Linux to force bail out of trying to use
// 32-bit EFI runtime services without ignoring other EFI info.
// XXX: Figure out why 64-bit Linux hangs if trying to use 32-bit boot services.
boot_params->efi_info.efi_memmap_size = 0;
#endif
boot_params->efi_info.efi_memdesc_size = efi_desc_size; boot_params->efi_info.efi_memdesc_size = efi_desc_size;
boot_params->efi_info.efi_memdesc_version = efi_desc_ver; boot_params->efi_info.efi_memdesc_version = efi_desc_ver;
#endif #endif