#include <asm/fadump.h>
#include <asm/epapr_hcalls.h>
#include <asm/firmware.h>
+#include <asm/dt_cpu_ftrs.h>
#include <mm/mmu_decl.h>
{ .pabyte = 0, .pabit = 3, .cpu_features = CPU_FTR_CTRL },
{ .pabyte = 0, .pabit = 6, .cpu_features = CPU_FTR_NOEXECUTE },
{ .pabyte = 1, .pabit = 2, .mmu_features = MMU_FTR_CI_LARGE_PAGE },
+#ifdef CONFIG_PPC_RADIX_MMU
{ .pabyte = 40, .pabit = 0, .mmu_features = MMU_FTR_TYPE_RADIX },
+#endif
{ .pabyte = 1, .pabit = 1, .invert = 1, .cpu_features = CPU_FTR_NODSISRALIGN },
{ .pabyte = 5, .pabit = 0, .cpu_features = CPU_FTR_REAL_LE,
.cpu_user_ftrs = PPC_FEATURE_TRUE_LE },
* A POWER6 partition in "POWER6 architected" mode
* uses the 0x0f000002 PVR value; in POWER5+ mode
* it uses 0x0f000001.
+ *
+ * If we're using device tree CPU feature discovery then we don't
+ * support the cpu-version property, and it's the responsibility of the
+ * firmware/hypervisor to provide the correct feature set for the
+ * architecture level via the ibm,powerpc-cpu-features binding.
*/
- prop = of_get_flat_dt_prop(node, "cpu-version", NULL);
- if (prop && (be32_to_cpup(prop) & 0xff000000) == 0x0f000000)
- identify_cpu(0, be32_to_cpup(prop));
+ if (!dt_cpu_ftrs_in_use()) {
+ prop = of_get_flat_dt_prop(node, "cpu-version", NULL);
+ if (prop && (be32_to_cpup(prop) & 0xff000000) == 0x0f000000)
+ identify_cpu(0, be32_to_cpup(prop));
- identical_pvr_fixup(node);
+ check_cpu_feature_properties(node);
+ check_cpu_pa_features(node);
+ }
- check_cpu_feature_properties(node);
- check_cpu_pa_features(node);
+ identical_pvr_fixup(node);
init_mmu_slb_size(node);
#ifdef CONFIG_PPC64
- if (nthreads > 1)
- cur_cpu_spec->cpu_features |= CPU_FTR_SMT;
- else
+ if (nthreads == 1)
cur_cpu_spec->cpu_features &= ~CPU_FTR_SMT;
+ else if (!dt_cpu_ftrs_in_use())
+ cur_cpu_spec->cpu_features |= CPU_FTR_SMT;
#endif
+
return 0;
}
DBG("Scanning CPUs ...\n");
+ dt_cpu_ftrs_scan();
+
/* Retrieve CPU related informations from the flat tree
* (altivec support, boot CPU ID, ...)
*/