66 	return 0;  in patch_alt_instruction()
82 		return 0;  in patch_feature_section()
97 	return 0;  in patch_feature_section()
130 	instrs[0] = 0x60000000; /* nop */  in do_stf_entry_barrier_fixups()
131 	instrs[1] = 0x60000000; /* nop */  in do_stf_entry_barrier_fixups()
132 	instrs[2] = 0x60000000; /* nop */  in do_stf_entry_barrier_fixups()
134 	i = 0;  in do_stf_entry_barrier_fixups()
136 		instrs[i++] = 0x7d4802a6; /* mflr r10		*/  in do_stf_entry_barrier_fixups()
137 		instrs[i++] = 0x60000000; /* branch patched below */  in do_stf_entry_barrier_fixups()
138 		instrs[i++] = 0x7d4803a6; /* mtlr r10		*/  in do_stf_entry_barrier_fixups()
140 		instrs[i++] = 0x7e0006ac; /* eieio + bit 6 hint */  in do_stf_entry_barrier_fixups()
142 		instrs[i++] = 0x7c0004ac; /* hwsync		*/  in do_stf_entry_barrier_fixups()
143 		instrs[i++] = 0xe94d0000; /* ld r10,0(r13)	*/  in do_stf_entry_barrier_fixups()
144 		instrs[i++] = 0x63ff0000; /* ori 31,31,0 speculation barrier */  in do_stf_entry_barrier_fixups()
147 	for (i = 0; start < end; start++, i++) {  in do_stf_entry_barrier_fixups()
152 		patch_instruction((struct ppc_inst *)dest, ppc_inst(instrs[0]));  in do_stf_entry_barrier_fixups()
182 	instrs[0] = 0x60000000; /* nop */  in do_stf_exit_barrier_fixups()
183 	instrs[1] = 0x60000000; /* nop */  in do_stf_exit_barrier_fixups()
184 	instrs[2] = 0x60000000; /* nop */  in do_stf_exit_barrier_fixups()
185 	instrs[3] = 0x60000000; /* nop */  in do_stf_exit_barrier_fixups()
186 	instrs[4] = 0x60000000; /* nop */  in do_stf_exit_barrier_fixups()
187 	instrs[5] = 0x60000000; /* nop */  in do_stf_exit_barrier_fixups()
189 	i = 0;  in do_stf_exit_barrier_fixups()
192 			instrs[i++] = 0x7db14ba6; /* mtspr 0x131, r13 (HSPRG1) */  in do_stf_exit_barrier_fixups()
193 			instrs[i++] = 0x7db04aa6; /* mfspr r13, 0x130 (HSPRG0) */  in do_stf_exit_barrier_fixups()
195 			instrs[i++] = 0x7db243a6; /* mtsprg 2,r13	*/  in do_stf_exit_barrier_fixups()
196 			instrs[i++] = 0x7db142a6; /* mfsprg r13,1    */  in do_stf_exit_barrier_fixups()
198 		instrs[i++] = 0x7c0004ac; /* hwsync		*/  in do_stf_exit_barrier_fixups()
199 		instrs[i++] = 0xe9ad0000; /* ld r13,0(r13)	*/  in do_stf_exit_barrier_fixups()
200 		instrs[i++] = 0x63ff0000; /* ori 31,31,0 speculation barrier */  in do_stf_exit_barrier_fixups()
202 			instrs[i++] = 0x7db14aa6; /* mfspr r13, 0x131 (HSPRG1) */  in do_stf_exit_barrier_fixups()
204 			instrs[i++] = 0x7db242a6; /* mfsprg r13,2 */  in do_stf_exit_barrier_fixups()
207 		instrs[i++] = 0x7e0006ac; /* eieio + bit 6 hint */  in do_stf_exit_barrier_fixups()
210 	for (i = 0; start < end; start++, i++) {  in do_stf_exit_barrier_fixups()
215 		patch_instruction((struct ppc_inst *)dest, ppc_inst(instrs[0]));  in do_stf_exit_barrier_fixups()
246 	instrs[0] = 0x60000000; /* nop */  in do_uaccess_flush_fixups()
247 	instrs[1] = 0x60000000; /* nop */  in do_uaccess_flush_fixups()
248 	instrs[2] = 0x60000000; /* nop */  in do_uaccess_flush_fixups()
249 	instrs[3] = 0x4e800020; /* blr */  in do_uaccess_flush_fixups()
251 	i = 0;  in do_uaccess_flush_fixups()
253 		instrs[3] = 0x60000000; /* nop */  in do_uaccess_flush_fixups()
258 		instrs[i++] = 0x63ff0000; /* ori 31,31,0 speculation barrier */  in do_uaccess_flush_fixups()
259 		instrs[i++] = 0x63de0000; /* ori 30,30,0 L1d flush*/  in do_uaccess_flush_fixups()
263 		instrs[i++] = 0x7c12dba6; /* mtspr TRIG2,r0 (SPR #882) */  in do_uaccess_flush_fixups()
265 	for (i = 0; start < end; start++, i++) {  in do_uaccess_flush_fixups()
270 		patch_instruction((struct ppc_inst *)dest, ppc_inst(instrs[0]));  in do_uaccess_flush_fixups()
296 	instrs[0] = 0x60000000; /* nop */  in do_entry_flush_fixups()
297 	instrs[1] = 0x60000000; /* nop */  in do_entry_flush_fixups()
298 	instrs[2] = 0x60000000; /* nop */  in do_entry_flush_fixups()
300 	i = 0;  in do_entry_flush_fixups()
302 		instrs[i++] = 0x7d4802a6; /* mflr r10		*/  in do_entry_flush_fixups()
303 		instrs[i++] = 0x60000000; /* branch patched below */  in do_entry_flush_fixups()
304 		instrs[i++] = 0x7d4803a6; /* mtlr r10		*/  in do_entry_flush_fixups()
308 		instrs[i++] = 0x63ff0000; /* ori 31,31,0 speculation barrier */  in do_entry_flush_fixups()
309 		instrs[i++] = 0x63de0000; /* ori 30,30,0 L1d flush*/  in do_entry_flush_fixups()
313 		instrs[i++] = 0x7c12dba6; /* mtspr TRIG2,r0 (SPR #882) */  in do_entry_flush_fixups()
315 	for (i = 0; start < end; start++, i++) {  in do_entry_flush_fixups()
320 		patch_instruction((struct ppc_inst *)dest, ppc_inst(instrs[0]));  in do_entry_flush_fixups()
350 	instrs[0] = 0x60000000; /* nop */  in do_rfi_flush_fixups()
351 	instrs[1] = 0x60000000; /* nop */  in do_rfi_flush_fixups()
352 	instrs[2] = 0x60000000; /* nop */  in do_rfi_flush_fixups()
356 		instrs[0] = 0x48000010;  in do_rfi_flush_fixups()
358 	i = 0;  in do_rfi_flush_fixups()
360 		instrs[i++] = 0x63ff0000; /* ori 31,31,0 speculation barrier */  in do_rfi_flush_fixups()
361 		instrs[i++] = 0x63de0000; /* ori 30,30,0 L1d flush*/  in do_rfi_flush_fixups()
365 		instrs[i++] = 0x7c12dba6; /* mtspr TRIG2,r0 (SPR #882) */  in do_rfi_flush_fixups()
367 	for (i = 0; start < end; start++, i++) {  in do_rfi_flush_fixups()
372 		patch_instruction((struct ppc_inst *)dest, ppc_inst(instrs[0]));  in do_rfi_flush_fixups()
396 	instr = 0x60000000; /* nop */  in do_barrier_nospec_fixups_range()
400 		instr = 0x63ff0000; /* ori 31,31,0 speculation barrier */  in do_barrier_nospec_fixups_range()
403 	for (i = 0; start < end; start++, i++) {  in do_barrier_nospec_fixups_range()
437 	instr[0] = PPC_INST_NOP;  in do_barrier_nospec_fixups_range()
442 		instr[0] = PPC_INST_ISYNC;  in do_barrier_nospec_fixups_range()
446 	for (i = 0; start < end; start++, i++) {  in do_barrier_nospec_fixups_range()
450 		patch_instruction((struct ppc_inst *)dest, ppc_inst(instr[0]));  in do_barrier_nospec_fixups_range()
503 	if (PHYSICAL_START == 0)  in do_final_fixups()
579 	return 0;  in check_features()
607 	fixup.alt_start_off = fixup.alt_end_off = 0;  in test_basic_patching()
610 	check(memcmp(ftr_fixup_test1, ftr_fixup_test1_orig, size) == 0);  in test_basic_patching()
614 	check(memcmp(ftr_fixup_test1, ftr_fixup_test1_orig, size) == 0);  in test_basic_patching()
617 	patch_feature_section(0, &fixup);  in test_basic_patching()
618 	check(memcmp(ftr_fixup_test1, ftr_fixup_test1_expected, size) == 0);  in test_basic_patching()
622 	check(memcmp(ftr_fixup_test1, ftr_fixup_test1_orig, size) == 0);  in test_basic_patching()
624 	check(memcmp(ftr_fixup_test1, ftr_fixup_test1_expected, size) == 0);  in test_basic_patching()
636 	fixup.value = fixup.mask = 0xF;  in test_alternative_patching()
643 	check(memcmp(ftr_fixup_test2, ftr_fixup_test2_orig, size) == 0);  in test_alternative_patching()
646 	patch_feature_section(0xF, &fixup);  in test_alternative_patching()
647 	check(memcmp(ftr_fixup_test2, ftr_fixup_test2_orig, size) == 0);  in test_alternative_patching()
650 	patch_feature_section(0, &fixup);  in test_alternative_patching()
651 	check(memcmp(ftr_fixup_test2, ftr_fixup_test2_expected, size) == 0);  in test_alternative_patching()
655 	check(memcmp(ftr_fixup_test2, ftr_fixup_test2_orig, size) == 0);  in test_alternative_patching()
656 	patch_feature_section(~0xF, &fixup);  in test_alternative_patching()
657 	check(memcmp(ftr_fixup_test2, ftr_fixup_test2_expected, size) == 0);  in test_alternative_patching()
668 	fixup.value = fixup.mask = 0xC;  in test_alternative_case_too_big()
675 	check(memcmp(ftr_fixup_test3, ftr_fixup_test3_orig, size) == 0);  in test_alternative_case_too_big()
678 	check(patch_feature_section(0xF, &fixup) == 1);  in test_alternative_case_too_big()
679 	check(memcmp(ftr_fixup_test3, ftr_fixup_test3_orig, size) == 0);  in test_alternative_case_too_big()
680 	check(patch_feature_section(0, &fixup) == 1);  in test_alternative_case_too_big()
681 	check(memcmp(ftr_fixup_test3, ftr_fixup_test3_orig, size) == 0);  in test_alternative_case_too_big()
682 	check(patch_feature_section(~0xF, &fixup) == 1);  in test_alternative_case_too_big()
683 	check(memcmp(ftr_fixup_test3, ftr_fixup_test3_orig, size) == 0);  in test_alternative_case_too_big()
705 	check(memcmp(ftr_fixup_test4, ftr_fixup_test4_orig, size) == 0);  in test_alternative_case_too_small()
709 	check(memcmp(ftr_fixup_test4, ftr_fixup_test4_orig, size) == 0);  in test_alternative_case_too_small()
712 	patch_feature_section(0, &fixup);  in test_alternative_case_too_small()
713 	check(memcmp(ftr_fixup_test4, ftr_fixup_test4_expected, size) == 0);  in test_alternative_case_too_small()
717 	check(memcmp(ftr_fixup_test4, ftr_fixup_test4_orig, size) == 0);  in test_alternative_case_too_small()
719 	check(memcmp(ftr_fixup_test4, ftr_fixup_test4_expected, size) == 0);  in test_alternative_case_too_small()
729 	check(memcmp(ftr_fixup_test5, ftr_fixup_test5_expected, size) == 0);  in test_alternative_case_with_branch()
739 	check(memcmp(ftr_fixup_test6, ftr_fixup_test6_expected, size) == 0);  in test_alternative_case_with_external_branch()
749 	check(memcmp(ftr_fixup_test7, ftr_fixup_test7_expected, size) == 0);  in test_alternative_case_with_branch_to_end()
761 		     ftr_fixup_test_FTR_macros_expected, size) == 0);  in test_cpu_macros()
774 		     ftr_fixup_test_FW_FTR_macros_expected, size) == 0);  in test_fw_macros()
790 			     lwsync_fixup_test_expected_LWSYNC, size) == 0);  in test_lwsync_macros()
793 			     lwsync_fixup_test_expected_SYNC, size) == 0);  in test_lwsync_macros()
809 	fixup.alt_start_off = fixup.alt_end_off = 0;  in test_prefix_patching()
812 	check(memcmp(ftr_fixup_prefix1, ftr_fixup_prefix1_orig, size) == 0);  in test_prefix_patching()
814 	patch_feature_section(0, &fixup);  in test_prefix_patching()
815 	check(memcmp(ftr_fixup_prefix1, ftr_fixup_prefix1_expected, size) == 0);  in test_prefix_patching()
816 	check(memcmp(ftr_fixup_prefix1, ftr_fixup_prefix1_orig, size) != 0);  in test_prefix_patching()
834 	check(memcmp(ftr_fixup_prefix2, ftr_fixup_prefix2_orig, size) == 0);  in test_prefix_alt_patching()
836 	patch_feature_section(0, &fixup);  in test_prefix_alt_patching()
837 	check(memcmp(ftr_fixup_prefix2, ftr_fixup_prefix2_expected, size) == 0);  in test_prefix_alt_patching()
838 	check(memcmp(ftr_fixup_prefix2, ftr_fixup_prefix2_orig, size) != 0);  in test_prefix_alt_patching()
856 	check(memcmp(ftr_fixup_prefix3, ftr_fixup_prefix3_orig, size) == 0);  in test_prefix_word_alt_patching()
858 	patch_feature_section(0, &fixup);  in test_prefix_word_alt_patching()
859 	check(memcmp(ftr_fixup_prefix3, ftr_fixup_prefix3_expected, size) == 0);  in test_prefix_word_alt_patching()
860 	patch_feature_section(0, &fixup);  in test_prefix_word_alt_patching()
861 	check(memcmp(ftr_fixup_prefix3, ftr_fixup_prefix3_orig, size) != 0);  in test_prefix_word_alt_patching()
887 	return 0;  in test_feature_fixups()