29 	struct read_info_sccb *sccb;  in sclp_early_facilities_detect()  local
32 	sccb = sclp_early_get_info();  in sclp_early_facilities_detect()
33 	if (!sccb)  in sclp_early_facilities_detect()
36 	sclp.facilities = sccb->facilities;  in sclp_early_facilities_detect()
37 	sclp.has_sprp = !!(sccb->fac84 & 0x02);  in sclp_early_facilities_detect()
38 	sclp.has_core_type = !!(sccb->fac84 & 0x01);  in sclp_early_facilities_detect()
39 	sclp.has_gsls = !!(sccb->fac85 & 0x80);  in sclp_early_facilities_detect()
40 	sclp.has_64bscao = !!(sccb->fac116 & 0x80);  in sclp_early_facilities_detect()
41 	sclp.has_cmma = !!(sccb->fac116 & 0x40);  in sclp_early_facilities_detect()
42 	sclp.has_esca = !!(sccb->fac116 & 0x08);  in sclp_early_facilities_detect()
43 	sclp.has_pfmfi = !!(sccb->fac117 & 0x40);  in sclp_early_facilities_detect()
44 	sclp.has_ibs = !!(sccb->fac117 & 0x20);  in sclp_early_facilities_detect()
45 	sclp.has_gisaf = !!(sccb->fac118 & 0x08);  in sclp_early_facilities_detect()
46 	sclp.has_hvs = !!(sccb->fac119 & 0x80);  in sclp_early_facilities_detect()
47 	sclp.has_wti = !!(sccb->fac119 & 0x40);  in sclp_early_facilities_detect()
48 	sclp.has_kss = !!(sccb->fac98 & 0x01);  in sclp_early_facilities_detect()
49 	sclp.has_aisii = !!(sccb->fac118 & 0x40);  in sclp_early_facilities_detect()
50 	sclp.has_aeni = !!(sccb->fac118 & 0x20);  in sclp_early_facilities_detect()
51 	sclp.has_aisi = !!(sccb->fac118 & 0x10);  in sclp_early_facilities_detect()
52 	sclp.has_zpci_lsi = !!(sccb->fac118 & 0x01);  in sclp_early_facilities_detect()
53 	if (sccb->fac85 & 0x02)  in sclp_early_facilities_detect()
55 	if (sccb->fac91 & 0x40)  in sclp_early_facilities_detect()
57 	sclp.has_diag204_bif = !!(sccb->fac98 & 0x80);  in sclp_early_facilities_detect()
58 	if (sccb->cpuoff > 134) {  in sclp_early_facilities_detect()
59 		sclp.has_diag318 = !!(sccb->byte_134 & 0x80);  in sclp_early_facilities_detect()
60 		sclp.has_diag320 = !!(sccb->byte_134 & 0x04);  in sclp_early_facilities_detect()
61 		sclp.has_iplcc = !!(sccb->byte_134 & 0x02);  in sclp_early_facilities_detect()
63 	if (sccb->cpuoff > 137) {  in sclp_early_facilities_detect()
64 		sclp.has_sipl = !!(sccb->cbl & 0x4000);  in sclp_early_facilities_detect()
65 		sclp.has_sipl_eckd = !!(sccb->cbl & 0x2000);  in sclp_early_facilities_detect()
67 	sclp.rnmax = sccb->rnmax ? sccb->rnmax : sccb->rnmax2;  in sclp_early_facilities_detect()
68 	sclp.rzm = sccb->rnsize ? sccb->rnsize : sccb->rnsize2;  in sclp_early_facilities_detect()
70 	sclp.ibc = sccb->ibc;  in sclp_early_facilities_detect()
72 	if (sccb->hamaxpow && sccb->hamaxpow < 64)  in sclp_early_facilities_detect()
73 		sclp.hamax = (1UL << sccb->hamaxpow) - 1;  in sclp_early_facilities_detect()
77 	if (!sccb->hcpua) {  in sclp_early_facilities_detect()
81 			sclp.max_cores = sccb->ncpurl;  in sclp_early_facilities_detect()
83 		sclp.max_cores = sccb->hcpua + 1;  in sclp_early_facilities_detect()
87 	cpue = (void *)sccb + sccb->cpuoff;  in sclp_early_facilities_detect()
88 	for (cpu = 0; cpu < sccb->ncpurl; cpue++, cpu++) {  in sclp_early_facilities_detect()
103 	if (sccb->fac91 & 0x2)  in sclp_early_facilities_detect()
105 	memcpy(&sclp_ipl_info.loadparm, &sccb->loadparm, LOADPARM_LEN);  in sclp_early_facilities_detect()
107 	if (sccb->hsa_size)  in sclp_early_facilities_detect()
108 		sclp.hsa_size = (sccb->hsa_size - 1) * PAGE_SIZE;  in sclp_early_facilities_detect()
109 	sclp.mtid = (sccb->fac42 & 0x80) ? (sccb->fac42 & 31) : 0;  in sclp_early_facilities_detect()
110 	sclp.mtid_cp = (sccb->fac42 & 0x80) ? (sccb->fac43 & 31) : 0;  in sclp_early_facilities_detect()
111 	sclp.mtid_prev = (sccb->fac42 & 0x80) ? (sccb->fac66 & 31) : 0;  in sclp_early_facilities_detect()
113 	sclp.hmfai = sccb->hmfai;  in sclp_early_facilities_detect()
114 	sclp.has_dirq = !!(sccb->cpudirq & 0x80);  in sclp_early_facilities_detect()
129 	struct read_cpu_info_sccb *sccb;  in sclp_early_get_core_info()  local
136 	sccb = memblock_alloc_low(length, PAGE_SIZE);  in sclp_early_get_core_info()
137 	if (!sccb)  in sclp_early_get_core_info()
140 	memset(sccb, 0, length);  in sclp_early_get_core_info()
141 	sccb->header.length = length;  in sclp_early_get_core_info()
142 	sccb->header.control_mask[2] = 0x80;  in sclp_early_get_core_info()
143 	if (sclp_early_cmd(SCLP_CMDW_READ_CPU_INFO, sccb)) {  in sclp_early_get_core_info()
147 	if (sccb->header.response_code != 0x0010) {  in sclp_early_get_core_info()
151 	sclp_fill_core_info(info, sccb);  in sclp_early_get_core_info()
153 	memblock_free(sccb, length);  in sclp_early_get_core_info()
157 static void __init sclp_early_console_detect(struct init_sccb *sccb)  in sclp_early_console_detect()  argument
159 	if (sccb->header.response_code != 0x20)  in sclp_early_console_detect()
162 	if (sclp_early_con_check_vt220(sccb))  in sclp_early_console_detect()
165 	if (sclp_early_con_check_linemode(sccb))  in sclp_early_console_detect()
176 	void *sccb = sclp_early_sccb;  in sclp_early_detect()  local
182 	 * sccb.  These are sufficient to detect sclp console capabilities.  in sclp_early_detect()
184 	sclp_early_set_event_mask(sccb, 0, 0);  in sclp_early_detect()
185 	sclp_early_console_detect(sccb);  in sclp_early_detect()