47 	struct cpuinfo_arc *cpu = &cpuinfo_arc700[smp_processor_id()];  in read_arc_build_cfg_regs()  local
48 	FIX_PTR(cpu);  in read_arc_build_cfg_regs()
50 	READ_BCR(AUX_IDENTITY, cpu->core);  in read_arc_build_cfg_regs()
51 	READ_BCR(ARC_REG_ISA_CFG_BCR, cpu->isa);  in read_arc_build_cfg_regs()
53 	READ_BCR(ARC_REG_TIMERS_BCR, cpu->timers);  in read_arc_build_cfg_regs()
54 	cpu->vec_base = read_aux_reg(AUX_INTR_VEC_BASE);  in read_arc_build_cfg_regs()
57 	cpu->uncached_base = uncached_space.start << 24;  in read_arc_build_cfg_regs()
59 	READ_BCR(ARC_REG_MUL_BCR, cpu->extn_mpy);  in read_arc_build_cfg_regs()
61 	cpu->extn.norm = read_aux_reg(ARC_REG_NORM_BCR) > 1 ? 1 : 0; /* 2,3 */  in read_arc_build_cfg_regs()
62 	cpu->extn.barrel = read_aux_reg(ARC_REG_BARREL_BCR) > 1 ? 1 : 0; /* 2,3 */  in read_arc_build_cfg_regs()
63 	cpu->extn.swap = read_aux_reg(ARC_REG_SWAP_BCR) ? 1 : 0;        /* 1,3 */  in read_arc_build_cfg_regs()
64 	cpu->extn.crc = read_aux_reg(ARC_REG_CRC_BCR) ? 1 : 0;  in read_arc_build_cfg_regs()
65 	cpu->extn.minmax = read_aux_reg(ARC_REG_MIXMAX_BCR) > 1 ? 1 : 0; /* 2 */  in read_arc_build_cfg_regs()
80 			cpu->iccm.base_addr = iccm.base << 16;  in read_arc_build_cfg_regs()
81 			cpu->iccm.sz = 0x2000 << (iccm.sz - 1);  in read_arc_build_cfg_regs()
87 			cpu->dccm.sz = 0x800 << (dccm.sz);  in read_arc_build_cfg_regs()
90 			cpu->dccm.base_addr = dccm_base.addr << 8;  in read_arc_build_cfg_regs()
94 	READ_BCR(ARC_REG_XY_MEM_BCR, cpu->extn_xymem);  in read_arc_build_cfg_regs()
105 		cpu->extn.fpu_sp = sp.ver ? 1 : 0;  in read_arc_build_cfg_regs()
106 		cpu->extn.fpu_dp = dp.ver ? 1 : 0;  in read_arc_build_cfg_regs()
109 		cpu->bpu.ver = bpu.ver;  in read_arc_build_cfg_regs()
110 		cpu->bpu.full = bpu.fam ? 1 : 0;  in read_arc_build_cfg_regs()
112 			cpu->bpu.num_cache = 256 << (bpu.ent - 1);  in read_arc_build_cfg_regs()
113 			cpu->bpu.num_pred = 256 << (bpu.ent - 1);  in read_arc_build_cfg_regs()
118 	cpu->extn.ap = bcr.ver ? 1 : 0;  in read_arc_build_cfg_regs()
121 	cpu->extn.smart = bcr.ver ? 1 : 0;  in read_arc_build_cfg_regs()
124 	cpu->extn.rtt = bcr.ver ? 1 : 0;  in read_arc_build_cfg_regs()
126 	cpu->extn.debug = cpu->extn.ap | cpu->extn.smart | cpu->extn.rtt;  in read_arc_build_cfg_regs()
143 	struct cpuinfo_arc *cpu = &cpuinfo_arc700[cpu_id];  in arc_cpu_mumbojumbo()  local
144 	struct bcr_identity *core = &cpu->core;  in arc_cpu_mumbojumbo()
150 	FIX_PTR(cpu);  in arc_cpu_mumbojumbo()
156 		atomic = cpu->isa.atomic1;  in arc_cpu_mumbojumbo()
157 		if (!cpu->isa.ver)	/* ISA BCR absent, use Kconfig info */  in arc_cpu_mumbojumbo()
184 		       IS_AVAIL1(cpu->timers.t0, "Timer0 "),  in arc_cpu_mumbojumbo()
185 		       IS_AVAIL1(cpu->timers.t1, "Timer1 "),  in arc_cpu_mumbojumbo()
186 		       IS_AVAIL2(cpu->timers.rtsc, "64-bit RTSC ", CONFIG_ARC_HAS_RTSC));  in arc_cpu_mumbojumbo()
195 		       IS_AVAIL1(cpu->extn_mpy.ver, "mpy "),  in arc_cpu_mumbojumbo()
196 		       IS_AVAIL1(cpu->extn.norm, "norm "),  in arc_cpu_mumbojumbo()
197 		       IS_AVAIL1(cpu->extn.barrel, "barrel-shift "),  in arc_cpu_mumbojumbo()
198 		       IS_AVAIL1(cpu->extn.swap, "swap "),  in arc_cpu_mumbojumbo()
199 		       IS_AVAIL1(cpu->extn.minmax, "minmax "),  in arc_cpu_mumbojumbo()
200 		       IS_AVAIL1(cpu->extn.crc, "crc "),  in arc_cpu_mumbojumbo()
203 	if (cpu->bpu.ver)  in arc_cpu_mumbojumbo()
206 			      IS_AVAIL1(cpu->bpu.full, "full"),  in arc_cpu_mumbojumbo()
207 			      IS_AVAIL1(!cpu->bpu.full, "partial"),  in arc_cpu_mumbojumbo()
208 			      cpu->bpu.num_cache, cpu->bpu.num_pred);  in arc_cpu_mumbojumbo()
216 	struct cpuinfo_arc *cpu = &cpuinfo_arc700[cpu_id];  in arc_extn_mumbojumbo()  local
218 	FIX_PTR(cpu);  in arc_extn_mumbojumbo()
222 		       cpu->vec_base, cpu->uncached_base);  in arc_extn_mumbojumbo()
224 	if (cpu->extn.fpu_sp || cpu->extn.fpu_dp)  in arc_extn_mumbojumbo()
226 			       IS_AVAIL1(cpu->extn.fpu_sp, "SP "),  in arc_extn_mumbojumbo()
227 			       IS_AVAIL1(cpu->extn.fpu_dp, "DP "));  in arc_extn_mumbojumbo()
229 	if (cpu->extn.debug)  in arc_extn_mumbojumbo()
231 			       IS_AVAIL1(cpu->extn.ap, "ActionPoint "),  in arc_extn_mumbojumbo()
232 			       IS_AVAIL1(cpu->extn.smart, "smaRT "),  in arc_extn_mumbojumbo()
233 			       IS_AVAIL1(cpu->extn.rtt, "RTT "));  in arc_extn_mumbojumbo()
235 	if (cpu->dccm.sz || cpu->iccm.sz)  in arc_extn_mumbojumbo()
237 			       cpu->dccm.base_addr, TO_KB(cpu->dccm.sz),  in arc_extn_mumbojumbo()
238 			       cpu->iccm.base_addr, TO_KB(cpu->iccm.sz));  in arc_extn_mumbojumbo()
248 	struct cpuinfo_arc *cpu = &cpuinfo_arc700[smp_processor_id()];  in arc_chk_core_config()  local
251 	if (!cpu->timers.t0)  in arc_chk_core_config()
254 	if (!cpu->timers.t1)  in arc_chk_core_config()
257 	if (IS_ENABLED(CONFIG_ARC_HAS_RTSC) && !cpu->timers.rtsc)  in arc_chk_core_config()
265 	if ((unsigned int)__arc_dccm_base != cpu->dccm.base_addr)  in arc_chk_core_config()
268 	if (CONFIG_ARC_DCCM_SZ != cpu->dccm.sz)  in arc_chk_core_config()
273 	if (CONFIG_ARC_ICCM_SZ != cpu->iccm.sz)  in arc_chk_core_config()
286 	if (cpu->extn.fpu_dp && !fpu_enabled)  in arc_chk_core_config()
288 	else if (!cpu->extn.fpu_dp && fpu_enabled)  in arc_chk_core_config()
473 static DEFINE_PER_CPU(struct cpu, cpu_topology);
477 	int cpu;  in topology_init()  local
479 	for_each_present_cpu(cpu)  in topology_init()
480 	    register_cpu(&per_cpu(cpu_topology, cpu), cpu);  in topology_init()