30 static void rtas_fadump_update_config(struct fw_dump *fadump_conf,  in rtas_fadump_update_config()  argument
33 	fadump_conf->fadumphdr_addr = (fadump_conf->boot_mem_dest_addr +  in rtas_fadump_update_config()
34 				       fadump_conf->boot_memory_size);  in rtas_fadump_update_config()
41 static void __init rtas_fadump_get_config(struct fw_dump *fadump_conf,  in rtas_fadump_get_config()  argument
48 	fadump_conf->boot_memory_size = 0;  in rtas_fadump_get_config()
49 	fadump_conf->boot_mem_regs_cnt = 0;  in rtas_fadump_get_config()
59 			fadump_conf->cpu_state_dest_vaddr = (u64)__va(addr);  in rtas_fadump_get_config()
64 			fadump_conf->reserve_dump_area_start = addr;  in rtas_fadump_get_config()
74 				fadump_conf->boot_mem_dest_addr =  in rtas_fadump_get_config()
78 			fadump_conf->boot_mem_addr[fadump_conf->boot_mem_regs_cnt] = base;  in rtas_fadump_get_config()
79 			fadump_conf->boot_mem_sz[fadump_conf->boot_mem_regs_cnt] = size;  in rtas_fadump_get_config()
80 			fadump_conf->boot_memory_size += size;  in rtas_fadump_get_config()
83 			fadump_conf->boot_mem_regs_cnt++;  in rtas_fadump_get_config()
86 			fadump_conf->param_area = be64_to_cpu(fdm->rgn[i].destination_address);  in rtas_fadump_get_config()
93 	fadump_conf->boot_mem_top = fadump_conf->boot_memory_size + hole_size;  in rtas_fadump_get_config()
95 	rtas_fadump_update_config(fadump_conf, fdm);  in rtas_fadump_get_config()
98 static u64 rtas_fadump_init_mem_struct(struct fw_dump *fadump_conf)  in rtas_fadump_init_mem_struct()  argument
100 	u64 addr = fadump_conf->reserve_dump_area_start;  in rtas_fadump_init_mem_struct()
128 	fdm.rgn[sec_cnt].source_len = cpu_to_be64(fadump_conf->cpu_state_data_size);  in rtas_fadump_init_mem_struct()
130 	addr += fadump_conf->cpu_state_data_size;  in rtas_fadump_init_mem_struct()
137 	fdm.rgn[sec_cnt].source_len = cpu_to_be64(fadump_conf->hpte_region_size);  in rtas_fadump_init_mem_struct()
139 	addr += fadump_conf->hpte_region_size;  in rtas_fadump_init_mem_struct()
149 	fadump_conf->boot_mem_dest_addr = addr;  in rtas_fadump_init_mem_struct()
150 	for (int i = 0; i < fadump_conf->boot_mem_regs_cnt; i++) {  in rtas_fadump_init_mem_struct()
154 		fdm.rgn[sec_cnt].source_address = cpu_to_be64(fadump_conf->boot_mem_addr[i]);  in rtas_fadump_init_mem_struct()
155 		fdm.rgn[sec_cnt].source_len = cpu_to_be64(fadump_conf->boot_mem_sz[i]);  in rtas_fadump_init_mem_struct()
157 		addr += fadump_conf->boot_mem_sz[i];  in rtas_fadump_init_mem_struct()
162 	if (fadump_conf->param_area) {  in rtas_fadump_init_mem_struct()
165 		fdm.rgn[sec_cnt].source_address = cpu_to_be64(fadump_conf->param_area);  in rtas_fadump_init_mem_struct()
167 		fdm.rgn[sec_cnt].destination_address = cpu_to_be64(fadump_conf->param_area);  in rtas_fadump_init_mem_struct()
172 	rtas_fadump_update_config(fadump_conf, &fdm);  in rtas_fadump_init_mem_struct()
182 static int rtas_fadump_register(struct fw_dump *fadump_conf)  in rtas_fadump_register()  argument
197 		rc =  rtas_call(fadump_conf->ibm_configure_kernel_dump, 3, 1,  in rtas_fadump_register()
209 		fadump_conf->dump_registered = 1;  in rtas_fadump_register()
224 		fadump_conf->dump_registered = 1;  in rtas_fadump_register()
235 static int rtas_fadump_unregister(struct fw_dump *fadump_conf)  in rtas_fadump_unregister()  argument
242 		rc =  rtas_call(fadump_conf->ibm_configure_kernel_dump, 3, 1,  in rtas_fadump_unregister()
256 	fadump_conf->dump_registered = 0;  in rtas_fadump_unregister()
260 static int rtas_fadump_invalidate(struct fw_dump *fadump_conf)  in rtas_fadump_invalidate()  argument
267 		rc =  rtas_call(fadump_conf->ibm_configure_kernel_dump, 3, 1,  in rtas_fadump_invalidate()
281 	fadump_conf->dump_active = 0;  in rtas_fadump_invalidate()
361 static int __init rtas_fadump_build_cpu_notes(struct fw_dump *fadump_conf)  in rtas_fadump_build_cpu_notes()  argument
371 	vaddr = (void *)fadump_conf->cpu_state_dest_vaddr;  in rtas_fadump_build_cpu_notes()
394 	note_buf = (u32 *)fadump_conf->cpu_notes_buf_vaddr;  in rtas_fadump_build_cpu_notes()
396 	if (fadump_conf->fadumphdr_addr)  in rtas_fadump_build_cpu_notes()
397 		fdh = __va(fadump_conf->fadumphdr_addr);  in rtas_fadump_build_cpu_notes()
426 	pr_debug("Updating elfcore header (%llx) with cpu notes\n", fadump_conf->elfcorehdr_addr);  in rtas_fadump_build_cpu_notes()
427 	fadump_update_elfcore_header((char *)fadump_conf->elfcorehdr_addr);  in rtas_fadump_build_cpu_notes()
440 static int __init rtas_fadump_process(struct fw_dump *fadump_conf)  in rtas_fadump_process()  argument
442 	if (!fdm_active || !fadump_conf->fadumphdr_addr)  in rtas_fadump_process()
474 				fadump_conf->param_area = 0;  in rtas_fadump_process()
491 	return rtas_fadump_build_cpu_notes(fadump_conf);  in rtas_fadump_process()
494 static void rtas_fadump_region_show(struct fw_dump *fadump_conf,  in rtas_fadump_region_show()  argument
551 			   fadump_conf->boot_mem_top);  in rtas_fadump_region_show()
588 void __init rtas_fadump_dt_scan(struct fw_dump *fadump_conf, u64 node)  in rtas_fadump_dt_scan()  argument
602 	fadump_conf->ibm_configure_kernel_dump	= be32_to_cpu(*token);  in rtas_fadump_dt_scan()
603 	fadump_conf->ops			= &rtas_fadump_ops;  in rtas_fadump_dt_scan()
604 	fadump_conf->fadump_supported		= 1;  in rtas_fadump_dt_scan()
605 	fadump_conf->param_area_supported	= 1;  in rtas_fadump_dt_scan()
608 	fadump_conf->max_copy_size = ALIGN_DOWN(U64_MAX, PAGE_SIZE);  in rtas_fadump_dt_scan()
617 		fadump_conf->dump_active = 1;  in rtas_fadump_dt_scan()
618 		rtas_fadump_get_config(fadump_conf, (void *)__pa(fdm_active));  in rtas_fadump_dt_scan()
640 			fadump_conf->cpu_state_data_size =  in rtas_fadump_dt_scan()
644 			fadump_conf->hpte_region_size =  in rtas_fadump_dt_scan()