Lines Matching full:extensions
41 /* Per-cpu ISA extensions. */
261 * existence of the CSR, and treat it as a subset of those other extensions.
273 * These extensions will be enabled and then validated depending on the
292 * 1. All multi-letter extensions must be separated from other extensions by an
295 * 2. Additional standard extensions (starting with 'Z') must be sorted after
296 * single-letter extensions and before any higher-privileged extensions.
300 * If multiple 'Z' extensions are named, they must be ordered first by
303 * 3. Standard supervisor-level extensions (starting with 'S') must be listed
304 * after standard unprivileged extensions. If multiple supervisor-level
305 * extensions are listed, they must be ordered alphabetically.
307 * 4. Standard machine-level extensions (starting with 'Zxm') must be listed
308 * after any lower-privileged, standard extensions. If multiple
309 * machine-level extensions are listed, they must be ordered
312 * 5. Non-standard extensions (starting with 'X') must be listed after all
313 * standard extensions. If multiple non-standard extensions are listed, they
437 * well as correct extension dependencies. Some extensions depends on specific
439 * and this function will actually validate all the extensions provided in
440 * source_isa into the resolved_isa based on extensions validate() callbacks.
478 /* Single letter extensions get set in hwcap */ in riscv_resolve_isa()
517 pr_warn_once("Vendor extensions are ignored in riscv,isa. Use riscv,isa-extensions instead."); in riscv_parse_isa_string()
520 * As multi-letter extensions must be split from other multi-letter in riscv_parse_isa_string()
521 * extensions with an "_", the end of a multi-letter extension will in riscv_parse_isa_string()
533 * not valid ISA extensions. It works unless the first in riscv_parse_isa_string()
548 * As multi-letter extensions must be split from other multi-letter in riscv_parse_isa_string()
549 * extensions with an "_", the end of a multi-letter extension will in riscv_parse_isa_string()
553 * Next, as the extensions version is currently ignored, we in riscv_parse_isa_string()
561 * character itself while eliminating the extensions version number. in riscv_parse_isa_string()
590 * Things are a little easier for single-letter extensions, as they in riscv_parse_isa_string()
755 if (of_property_match_string(cpu_node, "riscv,isa-extensions", in riscv_fill_cpu_vendor_ext()
760 * Assume that subset extensions are all members of the in riscv_fill_cpu_vendor_ext()
773 * Populate all_harts_isa_bitmap for each vendor with all of the extensions that
855 if (!of_property_present(cpu_node, "riscv,isa-extensions")) { in riscv_fill_hwcap_from_ext_list()
863 if (of_property_match_string(cpu_node, "riscv,isa-extensions", in riscv_fill_hwcap_from_ext_list()
893 * Execute ghostwrite mitigation immediately after detecting extensions in riscv_fill_hwcap_from_ext_list()
977 pr_info("riscv: base ISA extensions %s\n", print_str); in riscv_fill_hwcap()