17d7d1bf1SArnaldo Carvalho de Melo #ifndef _ASM_X86_DISABLED_FEATURES_H 27d7d1bf1SArnaldo Carvalho de Melo #define _ASM_X86_DISABLED_FEATURES_H 37d7d1bf1SArnaldo Carvalho de Melo 47d7d1bf1SArnaldo Carvalho de Melo /* These features, although they might be available in a CPU 57d7d1bf1SArnaldo Carvalho de Melo * will not be used because the compile options to support 67d7d1bf1SArnaldo Carvalho de Melo * them are not present. 77d7d1bf1SArnaldo Carvalho de Melo * 87d7d1bf1SArnaldo Carvalho de Melo * This code allows them to be checked and disabled at 97d7d1bf1SArnaldo Carvalho de Melo * compile time without an explicit #ifdef. Use 107d7d1bf1SArnaldo Carvalho de Melo * cpu_feature_enabled(). 117d7d1bf1SArnaldo Carvalho de Melo */ 127d7d1bf1SArnaldo Carvalho de Melo 13b971880fSBabu Moger #ifdef CONFIG_X86_UMIP 140b44cfb8SIngo Molnar # define DISABLE_UMIP 0 150b44cfb8SIngo Molnar #else 160b44cfb8SIngo Molnar # define DISABLE_UMIP (1<<(X86_FEATURE_UMIP & 31)) 170b44cfb8SIngo Molnar #endif 180b44cfb8SIngo Molnar 197d7d1bf1SArnaldo Carvalho de Melo #ifdef CONFIG_X86_64 207d7d1bf1SArnaldo Carvalho de Melo # define DISABLE_VME (1<<(X86_FEATURE_VME & 31)) 217d7d1bf1SArnaldo Carvalho de Melo # define DISABLE_K6_MTRR (1<<(X86_FEATURE_K6_MTRR & 31)) 227d7d1bf1SArnaldo Carvalho de Melo # define DISABLE_CYRIX_ARR (1<<(X86_FEATURE_CYRIX_ARR & 31)) 237d7d1bf1SArnaldo Carvalho de Melo # define DISABLE_CENTAUR_MCR (1<<(X86_FEATURE_CENTAUR_MCR & 31)) 24549a3976SIngo Molnar # define DISABLE_PCID 0 257d7d1bf1SArnaldo Carvalho de Melo #else 267d7d1bf1SArnaldo Carvalho de Melo # define DISABLE_VME 0 277d7d1bf1SArnaldo Carvalho de Melo # define DISABLE_K6_MTRR 0 287d7d1bf1SArnaldo Carvalho de Melo # define DISABLE_CYRIX_ARR 0 297d7d1bf1SArnaldo Carvalho de Melo # define DISABLE_CENTAUR_MCR 0 30549a3976SIngo Molnar # define DISABLE_PCID (1<<(X86_FEATURE_PCID & 31)) 317d7d1bf1SArnaldo Carvalho de Melo #endif /* CONFIG_X86_64 */ 327d7d1bf1SArnaldo Carvalho de Melo 337d7d1bf1SArnaldo Carvalho de Melo #ifdef CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS 347d7d1bf1SArnaldo Carvalho de Melo # define DISABLE_PKU 0 357d7d1bf1SArnaldo Carvalho de Melo # define DISABLE_OSPKE 0 367d7d1bf1SArnaldo Carvalho de Melo #else 377d7d1bf1SArnaldo Carvalho de Melo # define DISABLE_PKU (1<<(X86_FEATURE_PKU & 31)) 387d7d1bf1SArnaldo Carvalho de Melo # define DISABLE_OSPKE (1<<(X86_FEATURE_OSPKE & 31)) 397d7d1bf1SArnaldo Carvalho de Melo #endif /* CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS */ 407d7d1bf1SArnaldo Carvalho de Melo 416e30437bSIngo Molnar #ifdef CONFIG_X86_5LEVEL 426e30437bSIngo Molnar # define DISABLE_LA57 0 436e30437bSIngo Molnar #else 446e30437bSIngo Molnar # define DISABLE_LA57 (1<<(X86_FEATURE_LA57 & 31)) 456e30437bSIngo Molnar #endif 466e30437bSIngo Molnar 475d64db29SArnaldo Carvalho de Melo #ifdef CONFIG_PAGE_TABLE_ISOLATION 485d64db29SArnaldo Carvalho de Melo # define DISABLE_PTI 0 495d64db29SArnaldo Carvalho de Melo #else 505d64db29SArnaldo Carvalho de Melo # define DISABLE_PTI (1 << (X86_FEATURE_PTI & 31)) 515d64db29SArnaldo Carvalho de Melo #endif 525d64db29SArnaldo Carvalho de Melo 53f098addbSArnaldo Carvalho de Melo #ifdef CONFIG_RETPOLINE 54f098addbSArnaldo Carvalho de Melo # define DISABLE_RETPOLINE 0 55f098addbSArnaldo Carvalho de Melo #else 56f098addbSArnaldo Carvalho de Melo # define DISABLE_RETPOLINE ((1 << (X86_FEATURE_RETPOLINE & 31)) | \ 57f098addbSArnaldo Carvalho de Melo (1 << (X86_FEATURE_RETPOLINE_LFENCE & 31))) 58f098addbSArnaldo Carvalho de Melo #endif 59f098addbSArnaldo Carvalho de Melo 60f098addbSArnaldo Carvalho de Melo #ifdef CONFIG_RETHUNK 61f098addbSArnaldo Carvalho de Melo # define DISABLE_RETHUNK 0 62f098addbSArnaldo Carvalho de Melo #else 63f098addbSArnaldo Carvalho de Melo # define DISABLE_RETHUNK (1 << (X86_FEATURE_RETHUNK & 31)) 64f098addbSArnaldo Carvalho de Melo #endif 65f098addbSArnaldo Carvalho de Melo 66f098addbSArnaldo Carvalho de Melo #ifdef CONFIG_CPU_UNRET_ENTRY 67f098addbSArnaldo Carvalho de Melo # define DISABLE_UNRET 0 68f098addbSArnaldo Carvalho de Melo #else 69f098addbSArnaldo Carvalho de Melo # define DISABLE_UNRET (1 << (X86_FEATURE_UNRET & 31)) 70f098addbSArnaldo Carvalho de Melo #endif 71f098addbSArnaldo Carvalho de Melo 720bc1d0e2SArnaldo Carvalho de Melo #ifdef CONFIG_CALL_DEPTH_TRACKING 730bc1d0e2SArnaldo Carvalho de Melo # define DISABLE_CALL_DEPTH_TRACKING 0 740bc1d0e2SArnaldo Carvalho de Melo #else 750bc1d0e2SArnaldo Carvalho de Melo # define DISABLE_CALL_DEPTH_TRACKING (1 << (X86_FEATURE_CALL_DEPTH & 31)) 760bc1d0e2SArnaldo Carvalho de Melo #endif 770bc1d0e2SArnaldo Carvalho de Melo 78*1b5f159cSArnaldo Carvalho de Melo #ifdef CONFIG_ADDRESS_MASKING 79*1b5f159cSArnaldo Carvalho de Melo # define DISABLE_LAM 0 80*1b5f159cSArnaldo Carvalho de Melo #else 81*1b5f159cSArnaldo Carvalho de Melo # define DISABLE_LAM (1 << (X86_FEATURE_LAM & 31)) 82*1b5f159cSArnaldo Carvalho de Melo #endif 83*1b5f159cSArnaldo Carvalho de Melo 841efe4cbdSArnaldo Carvalho de Melo #ifdef CONFIG_INTEL_IOMMU_SVM 851efe4cbdSArnaldo Carvalho de Melo # define DISABLE_ENQCMD 0 861efe4cbdSArnaldo Carvalho de Melo #else 8740a6bbf5SArnaldo Carvalho de Melo # define DISABLE_ENQCMD (1 << (X86_FEATURE_ENQCMD & 31)) 881efe4cbdSArnaldo Carvalho de Melo #endif 8940a6bbf5SArnaldo Carvalho de Melo 90f93c789aSArnaldo Carvalho de Melo #ifdef CONFIG_X86_SGX 91f93c789aSArnaldo Carvalho de Melo # define DISABLE_SGX 0 92f93c789aSArnaldo Carvalho de Melo #else 93f93c789aSArnaldo Carvalho de Melo # define DISABLE_SGX (1 << (X86_FEATURE_SGX & 31)) 94f93c789aSArnaldo Carvalho de Melo #endif 95f93c789aSArnaldo Carvalho de Melo 960bc1d0e2SArnaldo Carvalho de Melo #ifdef CONFIG_XEN_PV 970bc1d0e2SArnaldo Carvalho de Melo # define DISABLE_XENPV 0 980bc1d0e2SArnaldo Carvalho de Melo #else 990bc1d0e2SArnaldo Carvalho de Melo # define DISABLE_XENPV (1 << (X86_FEATURE_XENPV & 31)) 1000bc1d0e2SArnaldo Carvalho de Melo #endif 1010bc1d0e2SArnaldo Carvalho de Melo 1024b3f7644SArnaldo Carvalho de Melo #ifdef CONFIG_INTEL_TDX_GUEST 1034b3f7644SArnaldo Carvalho de Melo # define DISABLE_TDX_GUEST 0 1044b3f7644SArnaldo Carvalho de Melo #else 1054b3f7644SArnaldo Carvalho de Melo # define DISABLE_TDX_GUEST (1 << (X86_FEATURE_TDX_GUEST & 31)) 1064b3f7644SArnaldo Carvalho de Melo #endif 1074b3f7644SArnaldo Carvalho de Melo 1087d7d1bf1SArnaldo Carvalho de Melo /* 1097d7d1bf1SArnaldo Carvalho de Melo * Make sure to add features to the correct mask 1107d7d1bf1SArnaldo Carvalho de Melo */ 1117d7d1bf1SArnaldo Carvalho de Melo #define DISABLED_MASK0 (DISABLE_VME) 1127d7d1bf1SArnaldo Carvalho de Melo #define DISABLED_MASK1 0 1137d7d1bf1SArnaldo Carvalho de Melo #define DISABLED_MASK2 0 1147d7d1bf1SArnaldo Carvalho de Melo #define DISABLED_MASK3 (DISABLE_CYRIX_ARR|DISABLE_CENTAUR_MCR|DISABLE_K6_MTRR) 115549a3976SIngo Molnar #define DISABLED_MASK4 (DISABLE_PCID) 1167d7d1bf1SArnaldo Carvalho de Melo #define DISABLED_MASK5 0 1177d7d1bf1SArnaldo Carvalho de Melo #define DISABLED_MASK6 0 1185d64db29SArnaldo Carvalho de Melo #define DISABLED_MASK7 (DISABLE_PTI) 1190bc1d0e2SArnaldo Carvalho de Melo #define DISABLED_MASK8 (DISABLE_XENPV|DISABLE_TDX_GUEST) 120dbae0a93SBorislav Petkov #define DISABLED_MASK9 (DISABLE_SGX) 1217d7d1bf1SArnaldo Carvalho de Melo #define DISABLED_MASK10 0 1220bc1d0e2SArnaldo Carvalho de Melo #define DISABLED_MASK11 (DISABLE_RETPOLINE|DISABLE_RETHUNK|DISABLE_UNRET| \ 1230bc1d0e2SArnaldo Carvalho de Melo DISABLE_CALL_DEPTH_TRACKING) 124*1b5f159cSArnaldo Carvalho de Melo #define DISABLED_MASK12 (DISABLE_LAM) 1257d7d1bf1SArnaldo Carvalho de Melo #define DISABLED_MASK13 0 1267d7d1bf1SArnaldo Carvalho de Melo #define DISABLED_MASK14 0 1277d7d1bf1SArnaldo Carvalho de Melo #define DISABLED_MASK15 0 12840a6bbf5SArnaldo Carvalho de Melo #define DISABLED_MASK16 (DISABLE_PKU|DISABLE_OSPKE|DISABLE_LA57|DISABLE_UMIP| \ 12940a6bbf5SArnaldo Carvalho de Melo DISABLE_ENQCMD) 130840b49baSArnaldo Carvalho de Melo #define DISABLED_MASK17 0 1314053717aSArnaldo Carvalho de Melo #define DISABLED_MASK18 0 132fb35d30fSSean Christopherson #define DISABLED_MASK19 0 1337d093064SArnaldo Carvalho de Melo #define DISABLED_MASK20 0 1347d093064SArnaldo Carvalho de Melo #define DISABLED_MASK_CHECK BUILD_BUG_ON_ZERO(NCAPINTS != 21) 1357d7d1bf1SArnaldo Carvalho de Melo 1367d7d1bf1SArnaldo Carvalho de Melo #endif /* _ASM_X86_DISABLED_FEATURES_H */ 137