Hi Maxime, kernel test robot noticed the following build errors: [auto build test ERROR on 9c32cda43eb78f78c73aee4aa344b777714e259b] url: https://github.com/intel-lab-lkp/linux/commits/Maxime-B-lair/Wire-up-the-lsm_manage_policy-syscall/20250506-224212 base: 9c32cda43eb78f78c73aee4aa344b777714e259b patch link: https://lore.kernel.org/r/20250506143254.718647-3-maxime.belair%40canonical.com patch subject: [PATCH 2/3] lsm: introduce security_lsm_manage_policy hook config: riscv-allnoconfig (https://download.01.org/0day-ci/archive/20250507/202505071924.MeIKUbEX-lkp@xxxxxxxxx/config) compiler: riscv64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250507/202505071924.MeIKUbEX-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202505071924.MeIKUbEX-lkp@xxxxxxxxx/ All error/warnings (new ones prefixed by >>): include/linux/perf_event.h:2034:1: note: in expansion of macro 'DECLARE_STATIC_CALL' 2034 | DECLARE_STATIC_CALL(perf_snapshot_branch_stack, perf_snapshot_branch_stack_t); | ^~~~~~~~~~~~~~~~~~~ include/linux/static_call_types.h:15:41: error: storage class specified for parameter '__SCT__perf_snapshot_branch_stack' 15 | #define STATIC_CALL_TRAMP_PREFIX __SCT__ | ^~~~~~~ include/linux/compiler_types.h:83:23: note: in definition of macro '___PASTE' 83 | #define ___PASTE(a,b) a##b | ^ include/linux/static_call_types.h:18:41: note: in expansion of macro '__PASTE' 18 | #define STATIC_CALL_TRAMP(name) __PASTE(STATIC_CALL_TRAMP_PREFIX, name) | ^~~~~~~ include/linux/static_call_types.h:18:49: note: in expansion of macro 'STATIC_CALL_TRAMP_PREFIX' 18 | #define STATIC_CALL_TRAMP(name) __PASTE(STATIC_CALL_TRAMP_PREFIX, name) | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/static_call_types.h:39:29: note: in expansion of macro 'STATIC_CALL_TRAMP' 39 | extern typeof(func) STATIC_CALL_TRAMP(name); | ^~~~~~~~~~~~~~~~~ include/linux/perf_event.h:2034:1: note: in expansion of macro 'DECLARE_STATIC_CALL' 2034 | DECLARE_STATIC_CALL(perf_snapshot_branch_stack, perf_snapshot_branch_stack_t); | ^~~~~~~~~~~~~~~~~~~ include/linux/perf_event.h:2034:78: error: expected declaration specifiers before ';' token 2034 | DECLARE_STATIC_CALL(perf_snapshot_branch_stack, perf_snapshot_branch_stack_t); | ^ include/linux/perf_event.h:2038:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 2038 | { | ^ In file included from arch/riscv/include/asm/kvm_vcpu_pmu.h:14: arch/riscv/include/asm/sbi.h:15:1: warning: empty declaration 15 | enum sbi_ext_id { | ^~~~ arch/riscv/include/asm/sbi.h:48:1: warning: empty declaration 48 | enum sbi_ext_base_fid { | ^~~~ arch/riscv/include/asm/sbi.h:58:1: warning: empty declaration 58 | enum sbi_ext_time_fid { | ^~~~ arch/riscv/include/asm/sbi.h:62:1: warning: empty declaration 62 | enum sbi_ext_ipi_fid { | ^~~~ arch/riscv/include/asm/sbi.h:66:1: warning: empty declaration 66 | enum sbi_ext_rfence_fid { | ^~~~ arch/riscv/include/asm/sbi.h:76:1: warning: empty declaration 76 | enum sbi_ext_hsm_fid { | ^~~~ arch/riscv/include/asm/sbi.h:83:1: warning: empty declaration 83 | enum sbi_hsm_hart_state { | ^~~~ arch/riscv/include/asm/sbi.h:106:1: warning: empty declaration 106 | enum sbi_ext_srst_fid { | ^~~~ arch/riscv/include/asm/sbi.h:110:1: warning: empty declaration 110 | enum sbi_srst_reset_type { | ^~~~ arch/riscv/include/asm/sbi.h:116:1: warning: empty declaration 116 | enum sbi_srst_reset_reason { | ^~~~ arch/riscv/include/asm/sbi.h:121:1: warning: empty declaration 121 | enum sbi_ext_susp_fid { | ^~~~ arch/riscv/include/asm/sbi.h:125:1: warning: empty declaration 125 | enum sbi_ext_susp_sleep_type { | ^~~~ arch/riscv/include/asm/sbi.h:129:1: warning: empty declaration 129 | enum sbi_ext_pmu_fid { | ^~~~ arch/riscv/include/asm/sbi.h:140:1: warning: empty declaration 140 | union sbi_pmu_ctr_info { | ^~~~~ arch/riscv/include/asm/sbi.h:155:1: warning: empty declaration 155 | struct riscv_pmu_snapshot_data { | ^~~~~~ arch/riscv/include/asm/sbi.h:167:1: warning: empty declaration 167 | enum sbi_pmu_hw_generic_events_t { | ^~~~ arch/riscv/include/asm/sbi.h:188:1: warning: empty declaration 188 | enum sbi_pmu_fw_generic_events_t { | ^~~~ arch/riscv/include/asm/sbi.h:217:1: warning: empty declaration 217 | enum sbi_pmu_event_type { | ^~~~ arch/riscv/include/asm/sbi.h:225:1: warning: empty declaration 225 | enum sbi_pmu_ctr_type { | ^~~~ arch/riscv/include/asm/sbi.h:265:1: warning: empty declaration 265 | enum sbi_ext_dbcn_fid { | ^~~~ arch/riscv/include/asm/sbi.h:272:1: warning: empty declaration 272 | enum sbi_ext_sta_fid { | ^~~~ arch/riscv/include/asm/sbi.h:276:1: warning: empty declaration 276 | struct sbi_sta_struct { | ^~~~~~ arch/riscv/include/asm/sbi.h:286:1: warning: empty declaration 286 | enum sbi_ext_nacl_fid { | ^~~~ arch/riscv/include/asm/sbi.h:294:1: warning: empty declaration 294 | enum sbi_ext_nacl_feature { | ^~~~ >> arch/riscv/include/asm/sbi.h:423:22: error: storage class specified for parameter 'sbi_spec_version' 423 | extern unsigned long sbi_spec_version; | ^~~~~~~~~~~~~~~~ arch/riscv/include/asm/sbi.h:424:1: warning: empty declaration 424 | struct sbiret { | ^~~~~~ >> arch/riscv/include/asm/sbi.h:442:48: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 442 | static inline void sbi_console_putchar(int ch) { } | ^ arch/riscv/include/asm/sbi.h:443:45: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 443 | static inline int sbi_console_getchar(void) { return -ENOENT; } | ^ arch/riscv/include/asm/sbi.h:475:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 475 | { | ^ arch/riscv/include/asm/sbi.h:481:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 481 | { | ^ arch/riscv/include/asm/sbi.h:488:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 488 | { | ^ arch/riscv/include/asm/sbi.h:495:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 495 | { | ^ arch/riscv/include/asm/sbi.h:501:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 501 | { | ^ >> arch/riscv/include/asm/sbi.h:518:13: error: storage class specified for parameter 'sbi_debug_console_available' 518 | extern bool sbi_debug_console_available; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/riscv/include/asm/sbi.h:539:51: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 539 | static inline bool riscv_use_sbi_for_rfence(void) { return false; } | ^ arch/riscv/include/asm/sbi.h:540:39: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 540 | static inline void sbi_ipi_init(void) { } | ^ arch/riscv/include/asm/kvm_vcpu_pmu.h:105:1: warning: empty declaration 105 | struct kvm_pmu { | ^~~~~~ >> arch/riscv/include/asm/kvm_vcpu_pmu.h:111:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 111 | { | ^ arch/riscv/include/asm/kvm_vcpu_pmu.h:123:67: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 123 | static inline void kvm_riscv_vcpu_pmu_init(struct kvm_vcpu *vcpu) {} | ^ arch/riscv/include/asm/kvm_vcpu_pmu.h:125:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 125 | { | ^ arch/riscv/include/asm/kvm_vcpu_pmu.h:129:69: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 129 | static inline void kvm_riscv_vcpu_pmu_deinit(struct kvm_vcpu *vcpu) {} | ^ arch/riscv/include/asm/kvm_vcpu_pmu.h:130:68: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 130 | static inline void kvm_riscv_vcpu_pmu_reset(struct kvm_vcpu *vcpu) {} | ^ arch/riscv/include/asm/kvm_host.h:57:1: warning: empty declaration 57 | enum kvm_riscv_hfence_type { | ^~~~ arch/riscv/include/asm/kvm_host.h:65:1: warning: empty declaration 65 | struct kvm_riscv_hfence { | ^~~~~~ arch/riscv/include/asm/kvm_host.h:75:1: warning: empty declaration 75 | struct kvm_vm_stat { | ^~~~~~ arch/riscv/include/asm/kvm_host.h:79:1: warning: empty declaration 79 | struct kvm_vcpu_stat { | ^~~~~~ arch/riscv/include/asm/kvm_host.h:97:1: warning: empty declaration 97 | struct kvm_arch_memory_slot { | ^~~~~~ arch/riscv/include/asm/kvm_host.h:100:1: warning: empty declaration 100 | struct kvm_vmid { | ^~~~~~ arch/riscv/include/asm/kvm_host.h:109:1: warning: empty declaration 109 | struct kvm_arch { | ^~~~~~ arch/riscv/include/asm/kvm_host.h:124:1: warning: empty declaration 124 | struct kvm_cpu_trap { | ^~~~~~ arch/riscv/include/asm/kvm_host.h:132:1: warning: empty declaration 132 | struct kvm_cpu_context { | ^~~~~~ arch/riscv/include/asm/kvm_host.h:172:1: warning: empty declaration 172 | struct kvm_vcpu_csr { | ^~~~~~ arch/riscv/include/asm/kvm_host.h:186:1: warning: empty declaration 186 | struct kvm_vcpu_config { | ^~~~~~ arch/riscv/include/asm/kvm_host.h:192:1: warning: empty declaration 192 | struct kvm_vcpu_smstateen_csr { | ^~~~~~ arch/riscv/include/asm/kvm_host.h:196:1: warning: empty declaration 196 | struct kvm_vcpu_arch { | ^~~~~~ >> arch/riscv/include/asm/kvm_host.h:300:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 300 | { | ^ >> arch/riscv/include/asm/kvm_host.h:365:13: error: section attribute not allowed for 'kvm_riscv_gstage_mode_detect' 365 | void __init kvm_riscv_gstage_mode_detect(void); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/riscv/include/asm/kvm_host.h:365:1: warning: 'cold' attribute ignored [-Wattributes] 365 | void __init kvm_riscv_gstage_mode_detect(void); | ^~~~ >> arch/riscv/include/asm/kvm_host.h:366:22: error: section attribute not allowed for 'kvm_riscv_gstage_mode' 366 | unsigned long __init kvm_riscv_gstage_mode(void); | ^~~~~~~~~~~~~~~~~~~~~ arch/riscv/include/asm/kvm_host.h:366:1: warning: 'cold' attribute ignored [-Wattributes] 366 | unsigned long __init kvm_riscv_gstage_mode(void); | ^~~~~~~~ >> arch/riscv/include/asm/kvm_host.h:369:13: error: section attribute not allowed for 'kvm_riscv_gstage_vmid_detect' 369 | void __init kvm_riscv_gstage_vmid_detect(void); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/riscv/include/asm/kvm_host.h:369:1: warning: 'cold' attribute ignored [-Wattributes] 369 | void __init kvm_riscv_gstage_vmid_detect(void); | ^~~~ In file included from arch/riscv/kernel/asm-offsets.c:15: >> arch/riscv/include/asm/cpu_ops_sbi.h:13:36: error: storage class specified for parameter 'cpu_ops_sbi' 13 | extern const struct cpu_operations cpu_ops_sbi; | ^~~~~~~~~~~ arch/riscv/include/asm/cpu_ops_sbi.h:21:1: warning: empty declaration 21 | struct sbi_hart_boot_data { | ^~~~~~ In file included from arch/riscv/kernel/asm-offsets.c:16: arch/riscv/include/asm/stacktrace.h:9:1: warning: empty declaration 9 | struct stackframe { | ^~~~~~ >> arch/riscv/include/asm/stacktrace.h:14:21: error: storage class specified for parameter 'walk_stackframe' 14 | extern void notrace walk_stackframe(struct task_struct *task, struct pt_regs *regs, | ^~~~~~~~~~~~~~~ >> arch/riscv/include/asm/stacktrace.h:14:21: error: 'no_instrument_function' attribute applies only to functions >> arch/riscv/include/asm/stacktrace.h:16:13: error: storage class specified for parameter 'dump_backtrace' 16 | extern void dump_backtrace(struct pt_regs *regs, struct task_struct *task, | ^~~~~~~~~~~~~~ >> arch/riscv/include/asm/stacktrace.h:20:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 20 | { | ^ In file included from arch/riscv/kernel/asm-offsets.c:17: arch/riscv/include/asm/suspend.h:12:1: warning: empty declaration 12 | struct suspend_context { | ^~~~~~ >> arch/riscv/include/asm/suspend.h:31:12: error: storage class specified for parameter 'in_suspend' 31 | extern int in_suspend; | ^~~~~~~~~~ >> arch/riscv/kernel/asm-offsets.c:22:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token 22 | { | ^ include/linux/security.h:1607:12: error: old-style parameter declarations in prototyped function definition 1607 | static int security_lsm_manage_policy(u32 lsm_id, u32 op, void __user *buf, | ^~~~~~~~~~~~~~~~~~~~~~~~~~ >> arch/riscv/kernel/asm-offsets.c:514: error: expected '{' at end of input >> arch/riscv/kernel/asm-offsets.c:513:1: warning: no return statement in function returning non-void [-Wreturn-type] 513 | } | ^ include/linux/security.h: At top level: include/linux/security.h:1607:12: warning: 'security_lsm_manage_policy' defined but not used [-Wunused-function] 1607 | static int security_lsm_manage_policy(u32 lsm_id, u32 op, void __user *buf, | ^~~~~~~~~~~~~~~~~~~~~~~~~~ make[3]: *** [scripts/Makefile.build:98: arch/riscv/kernel/asm-offsets.s] Error 1 make[3]: Target 'prepare' not remade because of errors. make[2]: *** [Makefile:1282: prepare0] Error 2 make[2]: Target 'prepare' not remade because of errors. make[1]: *** [Makefile:248: __sub-make] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:248: __sub-make] Error 2 make: Target 'prepare' not remade because of errors. vim +/sbi_spec_version +423 arch/riscv/include/asm/sbi.h 6cfc624576a641 Andrew Jones 2023-12-20 275 6cfc624576a641 Andrew Jones 2023-12-20 @276 struct sbi_sta_struct { 6cfc624576a641 Andrew Jones 2023-12-20 277 __le32 sequence; 6cfc624576a641 Andrew Jones 2023-12-20 278 __le32 flags; 6cfc624576a641 Andrew Jones 2023-12-20 279 __le64 steal; 6cfc624576a641 Andrew Jones 2023-12-20 280 u8 preempted; 6cfc624576a641 Andrew Jones 2023-12-20 281 u8 pad[47]; 6cfc624576a641 Andrew Jones 2023-12-20 282 } __packed; 6cfc624576a641 Andrew Jones 2023-12-20 283 3ddb6d4df67dad Atish Patra 2024-04-20 284 #define SBI_SHMEM_DISABLE -1 6cfc624576a641 Andrew Jones 2023-12-20 285 5daf89e73d77a5 Anup Patel 2024-10-21 286 enum sbi_ext_nacl_fid { 5daf89e73d77a5 Anup Patel 2024-10-21 287 SBI_EXT_NACL_PROBE_FEATURE = 0x0, 5daf89e73d77a5 Anup Patel 2024-10-21 288 SBI_EXT_NACL_SET_SHMEM = 0x1, 5daf89e73d77a5 Anup Patel 2024-10-21 289 SBI_EXT_NACL_SYNC_CSR = 0x2, 5daf89e73d77a5 Anup Patel 2024-10-21 290 SBI_EXT_NACL_SYNC_HFENCE = 0x3, 5daf89e73d77a5 Anup Patel 2024-10-21 291 SBI_EXT_NACL_SYNC_SRET = 0x4, 5daf89e73d77a5 Anup Patel 2024-10-21 292 }; 5daf89e73d77a5 Anup Patel 2024-10-21 293 5daf89e73d77a5 Anup Patel 2024-10-21 @294 enum sbi_ext_nacl_feature { 5daf89e73d77a5 Anup Patel 2024-10-21 295 SBI_NACL_FEAT_SYNC_CSR = 0x0, 5daf89e73d77a5 Anup Patel 2024-10-21 296 SBI_NACL_FEAT_SYNC_HFENCE = 0x1, 5daf89e73d77a5 Anup Patel 2024-10-21 297 SBI_NACL_FEAT_SYNC_SRET = 0x2, 5daf89e73d77a5 Anup Patel 2024-10-21 298 SBI_NACL_FEAT_AUTOSWAP_CSR = 0x3, 5daf89e73d77a5 Anup Patel 2024-10-21 299 }; 5daf89e73d77a5 Anup Patel 2024-10-21 300 5daf89e73d77a5 Anup Patel 2024-10-21 301 #define SBI_NACL_SHMEM_ADDR_SHIFT 12 5daf89e73d77a5 Anup Patel 2024-10-21 302 #define SBI_NACL_SHMEM_SCRATCH_OFFSET 0x0000 5daf89e73d77a5 Anup Patel 2024-10-21 303 #define SBI_NACL_SHMEM_SCRATCH_SIZE 0x1000 5daf89e73d77a5 Anup Patel 2024-10-21 304 #define SBI_NACL_SHMEM_SRET_OFFSET 0x0000 5daf89e73d77a5 Anup Patel 2024-10-21 305 #define SBI_NACL_SHMEM_SRET_SIZE 0x0200 5daf89e73d77a5 Anup Patel 2024-10-21 306 #define SBI_NACL_SHMEM_AUTOSWAP_OFFSET (SBI_NACL_SHMEM_SRET_OFFSET + \ 5daf89e73d77a5 Anup Patel 2024-10-21 307 SBI_NACL_SHMEM_SRET_SIZE) 5daf89e73d77a5 Anup Patel 2024-10-21 308 #define SBI_NACL_SHMEM_AUTOSWAP_SIZE 0x0080 5daf89e73d77a5 Anup Patel 2024-10-21 309 #define SBI_NACL_SHMEM_UNUSED_OFFSET (SBI_NACL_SHMEM_AUTOSWAP_OFFSET + \ 5daf89e73d77a5 Anup Patel 2024-10-21 310 SBI_NACL_SHMEM_AUTOSWAP_SIZE) 5daf89e73d77a5 Anup Patel 2024-10-21 311 #define SBI_NACL_SHMEM_UNUSED_SIZE 0x0580 5daf89e73d77a5 Anup Patel 2024-10-21 312 #define SBI_NACL_SHMEM_HFENCE_OFFSET (SBI_NACL_SHMEM_UNUSED_OFFSET + \ 5daf89e73d77a5 Anup Patel 2024-10-21 313 SBI_NACL_SHMEM_UNUSED_SIZE) 5daf89e73d77a5 Anup Patel 2024-10-21 314 #define SBI_NACL_SHMEM_HFENCE_SIZE 0x0780 5daf89e73d77a5 Anup Patel 2024-10-21 315 #define SBI_NACL_SHMEM_DBITMAP_OFFSET (SBI_NACL_SHMEM_HFENCE_OFFSET + \ 5daf89e73d77a5 Anup Patel 2024-10-21 316 SBI_NACL_SHMEM_HFENCE_SIZE) 5daf89e73d77a5 Anup Patel 2024-10-21 317 #define SBI_NACL_SHMEM_DBITMAP_SIZE 0x0080 5daf89e73d77a5 Anup Patel 2024-10-21 318 #define SBI_NACL_SHMEM_CSR_OFFSET (SBI_NACL_SHMEM_DBITMAP_OFFSET + \ 5daf89e73d77a5 Anup Patel 2024-10-21 319 SBI_NACL_SHMEM_DBITMAP_SIZE) 5daf89e73d77a5 Anup Patel 2024-10-21 320 #define SBI_NACL_SHMEM_CSR_SIZE ((__riscv_xlen / 8) * 1024) 5daf89e73d77a5 Anup Patel 2024-10-21 321 #define SBI_NACL_SHMEM_SIZE (SBI_NACL_SHMEM_CSR_OFFSET + \ 5daf89e73d77a5 Anup Patel 2024-10-21 322 SBI_NACL_SHMEM_CSR_SIZE) 5daf89e73d77a5 Anup Patel 2024-10-21 323 5daf89e73d77a5 Anup Patel 2024-10-21 324 #define SBI_NACL_SHMEM_CSR_INDEX(__csr_num) \ 5daf89e73d77a5 Anup Patel 2024-10-21 325 ((((__csr_num) & 0xc00) >> 2) | ((__csr_num) & 0xff)) 5daf89e73d77a5 Anup Patel 2024-10-21 326 5daf89e73d77a5 Anup Patel 2024-10-21 327 #define SBI_NACL_SHMEM_HFENCE_ENTRY_SZ ((__riscv_xlen / 8) * 4) 5daf89e73d77a5 Anup Patel 2024-10-21 328 #define SBI_NACL_SHMEM_HFENCE_ENTRY_MAX \ 5daf89e73d77a5 Anup Patel 2024-10-21 329 (SBI_NACL_SHMEM_HFENCE_SIZE / \ 5daf89e73d77a5 Anup Patel 2024-10-21 330 SBI_NACL_SHMEM_HFENCE_ENTRY_SZ) 5daf89e73d77a5 Anup Patel 2024-10-21 331 #define SBI_NACL_SHMEM_HFENCE_ENTRY(__num) \ 5daf89e73d77a5 Anup Patel 2024-10-21 332 (SBI_NACL_SHMEM_HFENCE_OFFSET + \ 5daf89e73d77a5 Anup Patel 2024-10-21 333 (__num) * SBI_NACL_SHMEM_HFENCE_ENTRY_SZ) 5daf89e73d77a5 Anup Patel 2024-10-21 334 #define SBI_NACL_SHMEM_HFENCE_ENTRY_CONFIG(__num) \ 5daf89e73d77a5 Anup Patel 2024-10-21 335 SBI_NACL_SHMEM_HFENCE_ENTRY(__num) 5daf89e73d77a5 Anup Patel 2024-10-21 336 #define SBI_NACL_SHMEM_HFENCE_ENTRY_PNUM(__num)\ 5daf89e73d77a5 Anup Patel 2024-10-21 337 (SBI_NACL_SHMEM_HFENCE_ENTRY(__num) + (__riscv_xlen / 8)) 5daf89e73d77a5 Anup Patel 2024-10-21 338 #define SBI_NACL_SHMEM_HFENCE_ENTRY_PCOUNT(__num)\ 5daf89e73d77a5 Anup Patel 2024-10-21 339 (SBI_NACL_SHMEM_HFENCE_ENTRY(__num) + \ 5daf89e73d77a5 Anup Patel 2024-10-21 340 ((__riscv_xlen / 8) * 3)) 5daf89e73d77a5 Anup Patel 2024-10-21 341 5daf89e73d77a5 Anup Patel 2024-10-21 342 #define SBI_NACL_SHMEM_HFENCE_CONFIG_PEND_BITS 1 5daf89e73d77a5 Anup Patel 2024-10-21 343 #define SBI_NACL_SHMEM_HFENCE_CONFIG_PEND_SHIFT \ 5daf89e73d77a5 Anup Patel 2024-10-21 344 (__riscv_xlen - SBI_NACL_SHMEM_HFENCE_CONFIG_PEND_BITS) 5daf89e73d77a5 Anup Patel 2024-10-21 345 #define SBI_NACL_SHMEM_HFENCE_CONFIG_PEND_MASK \ 5daf89e73d77a5 Anup Patel 2024-10-21 346 ((1UL << SBI_NACL_SHMEM_HFENCE_CONFIG_PEND_BITS) - 1) 5daf89e73d77a5 Anup Patel 2024-10-21 347 #define SBI_NACL_SHMEM_HFENCE_CONFIG_PEND \ 5daf89e73d77a5 Anup Patel 2024-10-21 348 (SBI_NACL_SHMEM_HFENCE_CONFIG_PEND_MASK << \ 5daf89e73d77a5 Anup Patel 2024-10-21 349 SBI_NACL_SHMEM_HFENCE_CONFIG_PEND_SHIFT) 5daf89e73d77a5 Anup Patel 2024-10-21 350 5daf89e73d77a5 Anup Patel 2024-10-21 351 #define SBI_NACL_SHMEM_HFENCE_CONFIG_RSVD1_BITS 3 5daf89e73d77a5 Anup Patel 2024-10-21 352 #define SBI_NACL_SHMEM_HFENCE_CONFIG_RSVD1_SHIFT \ 5daf89e73d77a5 Anup Patel 2024-10-21 353 (SBI_NACL_SHMEM_HFENCE_CONFIG_PEND_SHIFT - \ 5daf89e73d77a5 Anup Patel 2024-10-21 354 SBI_NACL_SHMEM_HFENCE_CONFIG_RSVD1_BITS) 5daf89e73d77a5 Anup Patel 2024-10-21 355 5daf89e73d77a5 Anup Patel 2024-10-21 356 #define SBI_NACL_SHMEM_HFENCE_CONFIG_TYPE_BITS 4 5daf89e73d77a5 Anup Patel 2024-10-21 357 #define SBI_NACL_SHMEM_HFENCE_CONFIG_TYPE_SHIFT \ 5daf89e73d77a5 Anup Patel 2024-10-21 358 (SBI_NACL_SHMEM_HFENCE_CONFIG_RSVD1_SHIFT - \ 5daf89e73d77a5 Anup Patel 2024-10-21 359 SBI_NACL_SHMEM_HFENCE_CONFIG_TYPE_BITS) 5daf89e73d77a5 Anup Patel 2024-10-21 360 #define SBI_NACL_SHMEM_HFENCE_CONFIG_TYPE_MASK \ 5daf89e73d77a5 Anup Patel 2024-10-21 361 ((1UL << SBI_NACL_SHMEM_HFENCE_CONFIG_TYPE_BITS) - 1) 5daf89e73d77a5 Anup Patel 2024-10-21 362 5daf89e73d77a5 Anup Patel 2024-10-21 363 #define SBI_NACL_SHMEM_HFENCE_TYPE_GVMA 0x0 5daf89e73d77a5 Anup Patel 2024-10-21 364 #define SBI_NACL_SHMEM_HFENCE_TYPE_GVMA_ALL 0x1 5daf89e73d77a5 Anup Patel 2024-10-21 365 #define SBI_NACL_SHMEM_HFENCE_TYPE_GVMA_VMID 0x2 5daf89e73d77a5 Anup Patel 2024-10-21 366 #define SBI_NACL_SHMEM_HFENCE_TYPE_GVMA_VMID_ALL 0x3 5daf89e73d77a5 Anup Patel 2024-10-21 367 #define SBI_NACL_SHMEM_HFENCE_TYPE_VVMA 0x4 5daf89e73d77a5 Anup Patel 2024-10-21 368 #define SBI_NACL_SHMEM_HFENCE_TYPE_VVMA_ALL 0x5 5daf89e73d77a5 Anup Patel 2024-10-21 369 #define SBI_NACL_SHMEM_HFENCE_TYPE_VVMA_ASID 0x6 5daf89e73d77a5 Anup Patel 2024-10-21 370 #define SBI_NACL_SHMEM_HFENCE_TYPE_VVMA_ASID_ALL 0x7 5daf89e73d77a5 Anup Patel 2024-10-21 371 5daf89e73d77a5 Anup Patel 2024-10-21 372 #define SBI_NACL_SHMEM_HFENCE_CONFIG_RSVD2_BITS 1 5daf89e73d77a5 Anup Patel 2024-10-21 373 #define SBI_NACL_SHMEM_HFENCE_CONFIG_RSVD2_SHIFT \ 5daf89e73d77a5 Anup Patel 2024-10-21 374 (SBI_NACL_SHMEM_HFENCE_CONFIG_TYPE_SHIFT - \ 5daf89e73d77a5 Anup Patel 2024-10-21 375 SBI_NACL_SHMEM_HFENCE_CONFIG_RSVD2_BITS) 5daf89e73d77a5 Anup Patel 2024-10-21 376 5daf89e73d77a5 Anup Patel 2024-10-21 377 #define SBI_NACL_SHMEM_HFENCE_CONFIG_ORDER_BITS 7 5daf89e73d77a5 Anup Patel 2024-10-21 378 #define SBI_NACL_SHMEM_HFENCE_CONFIG_ORDER_SHIFT \ 5daf89e73d77a5 Anup Patel 2024-10-21 379 (SBI_NACL_SHMEM_HFENCE_CONFIG_RSVD2_SHIFT - \ 5daf89e73d77a5 Anup Patel 2024-10-21 380 SBI_NACL_SHMEM_HFENCE_CONFIG_ORDER_BITS) 5daf89e73d77a5 Anup Patel 2024-10-21 381 #define SBI_NACL_SHMEM_HFENCE_CONFIG_ORDER_MASK \ 5daf89e73d77a5 Anup Patel 2024-10-21 382 ((1UL << SBI_NACL_SHMEM_HFENCE_CONFIG_ORDER_BITS) - 1) 5daf89e73d77a5 Anup Patel 2024-10-21 383 #define SBI_NACL_SHMEM_HFENCE_ORDER_BASE 12 5daf89e73d77a5 Anup Patel 2024-10-21 384 5daf89e73d77a5 Anup Patel 2024-10-21 385 #if __riscv_xlen == 32 5daf89e73d77a5 Anup Patel 2024-10-21 386 #define SBI_NACL_SHMEM_HFENCE_CONFIG_ASID_BITS 9 5daf89e73d77a5 Anup Patel 2024-10-21 387 #define SBI_NACL_SHMEM_HFENCE_CONFIG_VMID_BITS 7 5daf89e73d77a5 Anup Patel 2024-10-21 388 #else 5daf89e73d77a5 Anup Patel 2024-10-21 389 #define SBI_NACL_SHMEM_HFENCE_CONFIG_ASID_BITS 16 5daf89e73d77a5 Anup Patel 2024-10-21 390 #define SBI_NACL_SHMEM_HFENCE_CONFIG_VMID_BITS 14 5daf89e73d77a5 Anup Patel 2024-10-21 391 #endif 5daf89e73d77a5 Anup Patel 2024-10-21 392 #define SBI_NACL_SHMEM_HFENCE_CONFIG_VMID_SHIFT \ 5daf89e73d77a5 Anup Patel 2024-10-21 393 SBI_NACL_SHMEM_HFENCE_CONFIG_ASID_BITS 5daf89e73d77a5 Anup Patel 2024-10-21 394 #define SBI_NACL_SHMEM_HFENCE_CONFIG_ASID_MASK \ 5daf89e73d77a5 Anup Patel 2024-10-21 395 ((1UL << SBI_NACL_SHMEM_HFENCE_CONFIG_ASID_BITS) - 1) 5daf89e73d77a5 Anup Patel 2024-10-21 396 #define SBI_NACL_SHMEM_HFENCE_CONFIG_VMID_MASK \ 5daf89e73d77a5 Anup Patel 2024-10-21 397 ((1UL << SBI_NACL_SHMEM_HFENCE_CONFIG_VMID_BITS) - 1) 5daf89e73d77a5 Anup Patel 2024-10-21 398 5daf89e73d77a5 Anup Patel 2024-10-21 399 #define SBI_NACL_SHMEM_AUTOSWAP_FLAG_HSTATUS BIT(0) 5daf89e73d77a5 Anup Patel 2024-10-21 400 #define SBI_NACL_SHMEM_AUTOSWAP_HSTATUS ((__riscv_xlen / 8) * 1) 5daf89e73d77a5 Anup Patel 2024-10-21 401 5daf89e73d77a5 Anup Patel 2024-10-21 402 #define SBI_NACL_SHMEM_SRET_X(__i) ((__riscv_xlen / 8) * (__i)) 5daf89e73d77a5 Anup Patel 2024-10-21 403 #define SBI_NACL_SHMEM_SRET_X_LAST 31 5daf89e73d77a5 Anup Patel 2024-10-21 404 6cfc624576a641 Andrew Jones 2023-12-20 405 /* SBI spec version fields */ b9dcd9e415872a Atish Patra 2020-03-17 406 #define SBI_SPEC_VERSION_DEFAULT 0x1 b9dcd9e415872a Atish Patra 2020-03-17 407 #define SBI_SPEC_VERSION_MAJOR_SHIFT 24 b9dcd9e415872a Atish Patra 2020-03-17 408 #define SBI_SPEC_VERSION_MAJOR_MASK 0x7f b9dcd9e415872a Atish Patra 2020-03-17 409 #define SBI_SPEC_VERSION_MINOR_MASK 0xffffff 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 410 b9dcd9e415872a Atish Patra 2020-03-17 411 /* SBI return error codes */ b9dcd9e415872a Atish Patra 2020-03-17 412 #define SBI_SUCCESS 0 b9dcd9e415872a Atish Patra 2020-03-17 413 #define SBI_ERR_FAILURE -1 b9dcd9e415872a Atish Patra 2020-03-17 414 #define SBI_ERR_NOT_SUPPORTED -2 b9dcd9e415872a Atish Patra 2020-03-17 415 #define SBI_ERR_INVALID_PARAM -3 b9dcd9e415872a Atish Patra 2020-03-17 416 #define SBI_ERR_DENIED -4 b9dcd9e415872a Atish Patra 2020-03-17 417 #define SBI_ERR_INVALID_ADDRESS -5 3e1d86569c210e Atish Patra 2021-11-18 418 #define SBI_ERR_ALREADY_AVAILABLE -6 90beae5185c260 Atish Patra 2022-02-18 419 #define SBI_ERR_ALREADY_STARTED -7 90beae5185c260 Atish Patra 2022-02-18 420 #define SBI_ERR_ALREADY_STOPPED -8 8f486ced2860e1 Atish Patra 2024-04-20 421 #define SBI_ERR_NO_SHMEM -9 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 422 b9dcd9e415872a Atish Patra 2020-03-17 @423 extern unsigned long sbi_spec_version; b9dcd9e415872a Atish Patra 2020-03-17 424 struct sbiret { b9dcd9e415872a Atish Patra 2020-03-17 425 long error; b9dcd9e415872a Atish Patra 2020-03-17 426 long value; b9dcd9e415872a Atish Patra 2020-03-17 427 }; 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 428 641e8cd2cbf045 Kefeng Wang 2020-11-26 429 void sbi_init(void); 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 430 long __sbi_base_ecall(int fid); 16badacd8af489 Alexandre Ghiti 2024-03-22 431 struct sbiret __sbi_ecall(unsigned long arg0, unsigned long arg1, 16badacd8af489 Alexandre Ghiti 2024-03-22 432 unsigned long arg2, unsigned long arg3, 16badacd8af489 Alexandre Ghiti 2024-03-22 433 unsigned long arg4, unsigned long arg5, 16badacd8af489 Alexandre Ghiti 2024-03-22 434 int fid, int ext); 16badacd8af489 Alexandre Ghiti 2024-03-22 435 #define sbi_ecall(e, f, a0, a1, a2, a3, a4, a5) \ 16badacd8af489 Alexandre Ghiti 2024-03-22 436 __sbi_ecall(a0, a1, a2, a3, a4, a5, f, e) 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 437 f503b167b66007 Anup Patel 2023-11-24 438 #ifdef CONFIG_RISCV_SBI_V01 b9dcd9e415872a Atish Patra 2020-03-17 439 void sbi_console_putchar(int ch); b9dcd9e415872a Atish Patra 2020-03-17 440 int sbi_console_getchar(void); f503b167b66007 Anup Patel 2023-11-24 441 #else f503b167b66007 Anup Patel 2023-11-24 @442 static inline void sbi_console_putchar(int ch) { } f503b167b66007 Anup Patel 2023-11-24 443 static inline int sbi_console_getchar(void) { return -ENOENT; } f503b167b66007 Anup Patel 2023-11-24 444 #endif 183787c6fcc2c7 Vincent Chen 2021-03-22 445 long sbi_get_mvendorid(void); 183787c6fcc2c7 Vincent Chen 2021-03-22 446 long sbi_get_marchid(void); 183787c6fcc2c7 Vincent Chen 2021-03-22 447 long sbi_get_mimpid(void); b9dcd9e415872a Atish Patra 2020-03-17 448 void sbi_set_timer(uint64_t stime_value); b9dcd9e415872a Atish Patra 2020-03-17 449 void sbi_shutdown(void); 832f15f4264681 Anup Patel 2023-03-28 450 void sbi_send_ipi(unsigned int cpu); 26fb751ca37846 Atish Patra 2022-01-20 451 int sbi_remote_fence_i(const struct cpumask *cpu_mask); 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 452 26fb751ca37846 Atish Patra 2022-01-20 453 int sbi_remote_sfence_vma_asid(const struct cpumask *cpu_mask, b9dcd9e415872a Atish Patra 2020-03-17 454 unsigned long start, b9dcd9e415872a Atish Patra 2020-03-17 455 unsigned long size, b9dcd9e415872a Atish Patra 2020-03-17 456 unsigned long asid); 26fb751ca37846 Atish Patra 2022-01-20 457 int sbi_remote_hfence_gvma(const struct cpumask *cpu_mask, 1ef46c231df4b8 Atish Patra 2020-03-17 458 unsigned long start, 1ef46c231df4b8 Atish Patra 2020-03-17 459 unsigned long size); 26fb751ca37846 Atish Patra 2022-01-20 460 int sbi_remote_hfence_gvma_vmid(const struct cpumask *cpu_mask, 1ef46c231df4b8 Atish Patra 2020-03-17 461 unsigned long start, 1ef46c231df4b8 Atish Patra 2020-03-17 462 unsigned long size, 1ef46c231df4b8 Atish Patra 2020-03-17 463 unsigned long vmid); 26fb751ca37846 Atish Patra 2022-01-20 464 int sbi_remote_hfence_vvma(const struct cpumask *cpu_mask, 1ef46c231df4b8 Atish Patra 2020-03-17 465 unsigned long start, 1ef46c231df4b8 Atish Patra 2020-03-17 466 unsigned long size); 26fb751ca37846 Atish Patra 2022-01-20 467 int sbi_remote_hfence_vvma_asid(const struct cpumask *cpu_mask, 1ef46c231df4b8 Atish Patra 2020-03-17 468 unsigned long start, 1ef46c231df4b8 Atish Patra 2020-03-17 469 unsigned long size, 1ef46c231df4b8 Atish Patra 2020-03-17 470 unsigned long asid); 41cad8284d5e6b Andrew Jones 2023-04-27 471 long sbi_probe_extension(int ext); 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 472 b9dcd9e415872a Atish Patra 2020-03-17 473 /* Check if current SBI specification version is 0.1 or not */ b9dcd9e415872a Atish Patra 2020-03-17 474 static inline int sbi_spec_is_0_1(void) 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 475 { b9dcd9e415872a Atish Patra 2020-03-17 476 return (sbi_spec_version == SBI_SPEC_VERSION_DEFAULT) ? 1 : 0; 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 477 } 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 478 b9dcd9e415872a Atish Patra 2020-03-17 479 /* Get the major version of SBI */ b9dcd9e415872a Atish Patra 2020-03-17 480 static inline unsigned long sbi_major_version(void) 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 481 { b9dcd9e415872a Atish Patra 2020-03-17 482 return (sbi_spec_version >> SBI_SPEC_VERSION_MAJOR_SHIFT) & b9dcd9e415872a Atish Patra 2020-03-17 483 SBI_SPEC_VERSION_MAJOR_MASK; 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 484 } 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 485 b9dcd9e415872a Atish Patra 2020-03-17 486 /* Get the minor version of SBI */ b9dcd9e415872a Atish Patra 2020-03-17 487 static inline unsigned long sbi_minor_version(void) 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 @488 { b9dcd9e415872a Atish Patra 2020-03-17 489 return sbi_spec_version & SBI_SPEC_VERSION_MINOR_MASK; 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 490 } f90b43ce176c12 Atish Patra 2020-03-17 491 b579dfe71a6a5c Anup Patel 2021-06-09 492 /* Make SBI version */ b579dfe71a6a5c Anup Patel 2021-06-09 493 static inline unsigned long sbi_mk_version(unsigned long major, b579dfe71a6a5c Anup Patel 2021-06-09 494 unsigned long minor) b579dfe71a6a5c Anup Patel 2021-06-09 495 { b737fc24a12ceb Atish Patra 2024-04-20 496 return ((major & SBI_SPEC_VERSION_MAJOR_MASK) << SBI_SPEC_VERSION_MAJOR_SHIFT) b737fc24a12ceb Atish Patra 2024-04-20 497 | (minor & SBI_SPEC_VERSION_MINOR_MASK); b579dfe71a6a5c Anup Patel 2021-06-09 498 } b579dfe71a6a5c Anup Patel 2021-06-09 499 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 500 static inline int sbi_err_map_linux_errno(int err) 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 501 { 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 502 switch (err) { 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 503 case SBI_SUCCESS: 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 504 return 0; 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 505 case SBI_ERR_DENIED: 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 506 return -EPERM; 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 507 case SBI_ERR_INVALID_PARAM: 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 508 return -EINVAL; 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 509 case SBI_ERR_INVALID_ADDRESS: 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 510 return -EFAULT; 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 511 case SBI_ERR_NOT_SUPPORTED: 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 512 case SBI_ERR_FAILURE: 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 513 default: 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 514 return -ENOTSUPP; 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 515 }; 1ff95eb2bebda5 Alexandre Ghiti 2024-08-29 516 } f43fabf444ca3c Anup Patel 2023-11-24 517 f43fabf444ca3c Anup Patel 2023-11-24 @518 extern bool sbi_debug_console_available; f43fabf444ca3c Anup Patel 2023-11-24 519 int sbi_debug_console_write(const char *bytes, unsigned int num_bytes); f43fabf444ca3c Anup Patel 2023-11-24 520 int sbi_debug_console_read(char *bytes, unsigned int num_bytes); f43fabf444ca3c Anup Patel 2023-11-24 521 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
