47  * riscv_isa_extension_base() - Get base extension word
50  * Return: base extension word as unsigned long value
63  * __riscv_isa_extension_available() - Check whether given extension
67  * @bit: bit position of the desired extension
259  * privileged ISA, the existence of the CSRs is implied by any extension which
260  * specifies [ms]envcfg bit(s). Hence, we define a custom ISA extension for the
283  * The canonical order of ISA extension names in the ISA string is defined in
299  *    closely related alphabetical extension category, IMAFDQLCBKJTPVH.
437  * well as correct extension dependencies. Some extensions depends on specific
468 					/* Disable the extension entirely */  in riscv_resolve_isa()
519 			 * To skip an extension, we find its end.  in riscv_parse_isa_string()
521 			 * extensions with an "_", the end of a multi-letter extension will  in riscv_parse_isa_string()
523 			 * multi-letter extension.  in riscv_parse_isa_string()
534 			 * multi-letter extension in the ISA string begins with  in riscv_parse_isa_string()
547 			 * Before attempting to parse the extension itself, we find its end.  in riscv_parse_isa_string()
549 			 * extensions with an "_", the end of a multi-letter extension will  in riscv_parse_isa_string()
551 			 * multi-letter extension.  in riscv_parse_isa_string()
555 			 * the end of the extension, removing any numbers. This may be a  in riscv_parse_isa_string()
560 			 * name portion of an extension, but will be decremented to the last  in riscv_parse_isa_string()
595 			 * that it arrived at the start of the next extension.  in riscv_parse_isa_string()
598 			 * we have a multi-letter extension's _, or the start of an  in riscv_parse_isa_string()
599 			 * extension.  in riscv_parse_isa_string()
601 			 * Otherwise we have found the current extension's major version  in riscv_parse_isa_string()
603 			 * if present. The `p` extension must not appear immediately after  in riscv_parse_isa_string()
634 		 * first character of the next extension. As we stop parsing an extension  in riscv_parse_isa_string()
636 		 * where the succeeding extension is a multi-letter prefixed with an "_".  in riscv_parse_isa_string()
899 		pr_warn("Unsupported heterogeneous vlenb detected, vector extension disabled.\n");  in riscv_fill_hwcap_from_ext_list()
1057 		 * RISCV_ISA_EXT_MAX is interpreted as a standard extension.  in riscv_cpufeature_patch_func()
1061 		 * vendor extension.  in riscv_cpufeature_patch_func()
1082 			WARN(1, "This extension id:%d is not in ISA extension list", id);  in riscv_cpufeature_patch_func()