1 // SPDX-License-Identifier: GPL-2.0
105  *     "srmcons"     - early callback prints 
106  *     "console=srm" - full callback based console, including early prints
141  * i386-setup code. This is just enough to make the console
232 		{ .name = "rtc", .start = -1, .end = -1 },  in reserve_std_resources()
247 		for (hose = hose_head; hose; hose = hose->next)  in reserve_std_resources()
248 			if (hose->index == 0) {  in reserve_std_resources()
249 				io = hose->io_space;  in reserve_std_resources()
264 	for ((_cluster) = (memdesc)->cluster, (i) = 0;		\
265 	     (i) < (memdesc)->numclusters; (i)++, (_cluster)++)
294 	size = initrd_end - initrd_start;  in move_initrd()
319 	  (hwrpb->mddt_offset + (unsigned long) hwrpb);  in setup_memory()
325 		       i, cluster->usage, cluster->start_pfn,  in setup_memory()
326 		       cluster->start_pfn + cluster->numpages);  in setup_memory()
329 		   non-volatile memory -- we might want to mark  in setup_memory()
331 		if (cluster->usage & 3)  in setup_memory()
334 		end = cluster->start_pfn + cluster->numpages;  in setup_memory()
338 		memblock_add(PFN_PHYS(cluster->start_pfn),  in setup_memory()
339 			     cluster->numpages << PAGE_SHIFT);  in setup_memory()
363 		       mem_size_limit << (PAGE_SHIFT - 10),  in setup_memory()
364 		       max_low_pfn    << (PAGE_SHIFT - 10));  in setup_memory()
369 	kernel_size = virt_to_phys(kernel_end) - KERNEL_START_PHYS;  in setup_memory()
404 		(hwrpb->mddt_offset + (unsigned long) hwrpb);  in page_is_ram()
407 		if (pfn >= cluster->start_pfn  &&  in page_is_ram()
408 		    pfn < cluster->start_pfn + cluster->numpages) {  in page_is_ram()
409 			return (cluster->usage & 3) ? 0 : 1;  in page_is_ram()
424 			return -ENOMEM;  in register_cpus()
457 	hwrpb = (struct hwrpb_struct*) __va(INIT_HWRPB->phys_addr);  in setup_arch()
461 	 * Pre-process the system type to make sure it will be valid.  in setup_arch()
470         if ((long)hwrpb->sys_type < 0) {  in setup_arch()
471 		hwrpb->sys_type = -((long)hwrpb->sys_type);  in setup_arch()
482 	alpha_using_srm = !str_has_prefix((const char *)hwrpb->ssn, "MILO");  in setup_arch()
486 	alpha_using_qemu = strstr((const char *)hwrpb->ssn, "QEMU") != 0;  in setup_arch()
510 	 * Process command-line arguments.  in setup_arch()
563 	/* If we're using SRM, make sysrq-b halt back to the prom,  in setup_arch()
564 	   not auto-reboot.  */  in setup_arch()
574 	cpu = (struct percpu_struct*)((char*)hwrpb + hwrpb->processor_offset);  in setup_arch()
576 	get_sysnames(hwrpb->sys_type, hwrpb->sys_variation,  in setup_arch()
577 		     cpu->type, &type_name, &var_name);  in setup_arch()
582 		vec = get_sysvec(hwrpb->sys_type, hwrpb->sys_variation,  in setup_arch()
583 				 cpu->type);  in setup_arch()
589 		      hwrpb->sys_type, hwrpb->sys_variation);  in setup_arch()
653 	determine_cpu_caches(cpu->type);  in setup_arch()
688  	if (hwrpb->max_asn != MAX_ASN) {  in setup_arch()
689 		printk("Max ASN from HWRPB is bad (0x%lx)\n", hwrpb->max_asn);  in setup_arch()
766 		NULL,		/* Sable -- see below.  */  in get_sysvec()
774 		NULL,		/* Mikasa -- see below.  */  in get_sysvec()
776 		NULL,		/* EB66 -- see variation.  */  in get_sysvec()
777 		NULL,		/* EB64+ -- see variation.  */  in get_sysvec()
783 		NULL,		/* EB164 -- see variation.  */  in get_sysvec()
784 		NULL,		/* Noritake -- see below.  */  in get_sysvec()
791 		NULL,		/* Tsunami -- see variation.  */  in get_sysvec()
873 		   (type - ST_API_BIAS) < ARRAY_SIZE(api_vecs)) {  in get_sysvec()
874 		vec = api_vecs[type - ST_API_BIAS];  in get_sysvec()
876 		   (type - ST_UNOFFICIAL_BIAS) < ARRAY_SIZE(unofficial_vecs)) {  in get_sysvec()
877 		vec = unofficial_vecs[type - ST_UNOFFICIAL_BIAS];  in get_sysvec()
883 		/* Member ID is a bit-field. */  in get_sysvec()
993 		if (strcasecmp(mv->vector_name, name) == 0)  in get_sysvec_byname()
1010 		   (type - ST_API_BIAS) < ARRAY_SIZE(api_names)) {  in get_sysnames()
1011 		*type_name = api_names[type - ST_API_BIAS];  in get_sysnames()
1013 		   (type - ST_UNOFFICIAL_BIAS) < ARRAY_SIZE(unofficial_names)) {  in get_sysnames()
1014 		*type_name = unofficial_names[type - ST_UNOFFICIAL_BIAS];  in get_sysnames()
1027 	member = (variation >> 10) & 0x3f; /* member ID is a bit-field */  in get_sysnames()
1031 	switch (type) { /* select by family */  in get_sysnames()
1082  * the string--a pointer to the name of the platform.
1085  *      - Pointer to a ASCII string if it's in the HWRPB
1086  *      - Pointer to a blank string if the data is not in the HWRPB.
1099 	if (hwrpb->revision < 5)  in platform_string()
1107 			((char *)hwrpb + hwrpb->dsr_offset));  in platform_string()
1108 		return ((char *)dsr + (dsr->sysname_off +  in platform_string()
1122 			((char *)cpubase + i*hwrpb->processor_size);  in get_nr_processors()
1123 		if ((cpu->flags & 0x1cc) == 0x1cc)  in get_nr_processors()
1132 	if (shape == -1)  in show_cache_size()
1137 		seq_printf (f, "%s\t\t: %dK, %d-way, %db line\n",  in show_cache_size()
1163 	cpu_index = (unsigned) (cpu->type - 1);  in show_cpuinfo()
1168 	get_sysnames(hwrpb->sys_type, hwrpb->sys_variation,  in show_cpuinfo()
1169 		     cpu->type, &systype_name, &sysvariation_name);  in show_cpuinfo()
1171 	nr_processors = get_nr_processors(cpu, hwrpb->nr_processors);  in show_cpuinfo()
1174 	timer_freq = (100UL * hwrpb->intr_freq) / 4096;  in show_cpuinfo()
1198 		       cpu_name, cpu->variation, cpu->revision,  in show_cpuinfo()
1199 		       (char*)cpu->serial_no,  in show_cpuinfo()
1200 		       systype_name, sysvariation_name, hwrpb->sys_revision,  in show_cpuinfo()
1201 		       (char*)hwrpb->ssn,  in show_cpuinfo()
1202 		       est_cycle_freq ? : hwrpb->cycle_freq,  in show_cpuinfo()
1205 		       hwrpb->pagesize,  in show_cpuinfo()
1206 		       hwrpb->pa_bits,  in show_cpuinfo()
1207 		       hwrpb->max_asn,  in show_cpuinfo()
1252 #define CSHAPE(totalsize, linesize, assoc) \  argument
1253   ((totalsize & ~0xff) | (linesize << 4) | assoc)
1288 	return -1;	/* No BCACHE found. */  in external_cache_probe()
1305 		L3 = -1;  in determine_cpu_caches()
1307 		/* BIU_CTL is a write-only Abox register.  PALcode has a  in determine_cpu_caches()
1326 		L3 = -1;  in determine_cpu_caches()
1330 		/* No typo -- 8 byte cacheline size.  Whodathunk.  */  in determine_cpu_caches()
1331 		L2 = (car & 1 ? CSHAPE (size, 3, 1) : -1);  in determine_cpu_caches()
1347 		/* BC_CONTROL and BC_CONFIG are write-only IPRs.  PALcode  in determine_cpu_caches()
1352 			size = 1024*1024 * (1 << ((bc_config & 7) - 1));  in determine_cpu_caches()
1353 			L3 = (bc_control & 1 ? CSHAPE (size, width, 1) : -1);  in determine_cpu_caches()
1371 		L3 = -1;  in determine_cpu_caches()
1379 		L2 = ((cbox_config >> 31) & 1 ? CSHAPE (size, 6, 1) : -1);  in determine_cpu_caches()
1394 		L3 = -1;  in determine_cpu_caches()
1401 		L3 = -1;  in determine_cpu_caches()
1422 	return *pos ? NULL : (char *)hwrpb + hwrpb->processor_offset;  in c_start()
1462 	pd = platform_device_alloc("pcspkr", -1);  in add_pcspkr()
1464 		return -ENOMEM;  in add_pcspkr()