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-rw-r--r--arch/powerpc/kernel/cputable.c68
1 files changed, 68 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index f7f3c215d06..b1eb834bc0f 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -23,6 +23,9 @@
struct cpu_spec* cur_cpu_spec = NULL;
EXPORT_SYMBOL(cur_cpu_spec);
+/* The platform string corresponding to the real PVR */
+const char *powerpc_base_platform;
+
/* NOTE:
* Unlike ppc32, ppc64 will only call this once for the boot CPU, it's
* the responsibility of the appropriate CPU save/restore functions to
@@ -355,6 +358,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 128,
.dcache_bsize = 128,
.machine_check = machine_check_generic,
+ .oprofile_cpu_type = "ppc64/compat-power5+",
.platform = "power5+",
},
{ /* Power6 */
@@ -386,6 +390,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 128,
.dcache_bsize = 128,
.machine_check = machine_check_generic,
+ .oprofile_cpu_type = "ppc64/compat-power6",
.platform = "power6",
},
{ /* 2.06-compliant processor, i.e. Power7 "architected" mode */
@@ -397,6 +402,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 128,
.dcache_bsize = 128,
.machine_check = machine_check_generic,
+ .oprofile_cpu_type = "ppc64/compat-power7",
.platform = "power7",
},
{ /* Power7 */
@@ -604,6 +610,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 4,
+ .pmc_type = PPC_PMC_IBM,
.cpu_setup = __setup_cpu_750cx,
.machine_check = machine_check_generic,
.platform = "ppc750",
@@ -617,6 +624,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 4,
+ .pmc_type = PPC_PMC_IBM,
.cpu_setup = __setup_cpu_750cx,
.machine_check = machine_check_generic,
.platform = "ppc750",
@@ -630,6 +638,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 4,
+ .pmc_type = PPC_PMC_IBM,
.cpu_setup = __setup_cpu_750cx,
.machine_check = machine_check_generic,
.platform = "ppc750",
@@ -643,6 +652,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 4,
+ .pmc_type = PPC_PMC_IBM,
.cpu_setup = __setup_cpu_750,
.machine_check = machine_check_generic,
.platform = "ppc750",
@@ -656,6 +666,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 4,
+ .pmc_type = PPC_PMC_IBM,
.cpu_setup = __setup_cpu_750,
.machine_check = machine_check_generic,
.platform = "ppc750",
@@ -669,6 +680,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 4,
+ .pmc_type = PPC_PMC_IBM,
.cpu_setup = __setup_cpu_750,
.machine_check = machine_check_generic,
.platform = "ppc750",
@@ -682,6 +694,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 4,
+ .pmc_type = PPC_PMC_IBM,
.cpu_setup = __setup_cpu_750,
.machine_check = machine_check_generic,
.platform = "ppc750",
@@ -695,6 +708,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 4,
+ .pmc_type = PPC_PMC_IBM,
.cpu_setup = __setup_cpu_750fx,
.machine_check = machine_check_generic,
.platform = "ppc750",
@@ -708,6 +722,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 4,
+ .pmc_type = PPC_PMC_IBM,
.cpu_setup = __setup_cpu_750fx,
.machine_check = machine_check_generic,
.platform = "ppc750",
@@ -721,6 +736,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 4,
+ .pmc_type = PPC_PMC_IBM,
.cpu_setup = __setup_cpu_750,
.machine_check = machine_check_generic,
.platform = "ppc750",
@@ -735,6 +751,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 4,
+ .pmc_type = PPC_PMC_G4,
.cpu_setup = __setup_cpu_7400,
.machine_check = machine_check_generic,
.platform = "ppc7400",
@@ -749,6 +766,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 4,
+ .pmc_type = PPC_PMC_G4,
.cpu_setup = __setup_cpu_7400,
.machine_check = machine_check_generic,
.platform = "ppc7400",
@@ -763,6 +781,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 4,
+ .pmc_type = PPC_PMC_G4,
.cpu_setup = __setup_cpu_7410,
.machine_check = machine_check_generic,
.platform = "ppc7400",
@@ -777,6 +796,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 6,
+ .pmc_type = PPC_PMC_G4,
.cpu_setup = __setup_cpu_745x,
.oprofile_cpu_type = "ppc/7450",
.oprofile_type = PPC_OPROFILE_G4,
@@ -793,6 +813,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 6,
+ .pmc_type = PPC_PMC_G4,
.cpu_setup = __setup_cpu_745x,
.oprofile_cpu_type = "ppc/7450",
.oprofile_type = PPC_OPROFILE_G4,
@@ -809,6 +830,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 6,
+ .pmc_type = PPC_PMC_G4,
.cpu_setup = __setup_cpu_745x,
.oprofile_cpu_type = "ppc/7450",
.oprofile_type = PPC_OPROFILE_G4,
@@ -825,6 +847,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 6,
+ .pmc_type = PPC_PMC_G4,
.cpu_setup = __setup_cpu_745x,
.oprofile_cpu_type = "ppc/7450",
.oprofile_type = PPC_OPROFILE_G4,
@@ -841,6 +864,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 6,
+ .pmc_type = PPC_PMC_G4,
.cpu_setup = __setup_cpu_745x,
.oprofile_cpu_type = "ppc/7450",
.oprofile_type = PPC_OPROFILE_G4,
@@ -857,6 +881,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 6,
+ .pmc_type = PPC_PMC_G4,
.cpu_setup = __setup_cpu_745x,
.oprofile_cpu_type = "ppc/7450",
.oprofile_type = PPC_OPROFILE_G4,
@@ -873,6 +898,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 6,
+ .pmc_type = PPC_PMC_G4,
.cpu_setup = __setup_cpu_745x,
.oprofile_cpu_type = "ppc/7450",
.oprofile_type = PPC_OPROFILE_G4,
@@ -889,6 +915,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 6,
+ .pmc_type = PPC_PMC_G4,
.cpu_setup = __setup_cpu_745x,
.oprofile_cpu_type = "ppc/7450",
.oprofile_type = PPC_OPROFILE_G4,
@@ -904,6 +931,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 6,
+ .pmc_type = PPC_PMC_G4,
.cpu_setup = __setup_cpu_745x,
.oprofile_cpu_type = "ppc/7450",
.oprofile_type = PPC_OPROFILE_G4,
@@ -920,6 +948,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 6,
+ .pmc_type = PPC_PMC_G4,
.cpu_setup = __setup_cpu_745x,
.oprofile_cpu_type = "ppc/7450",
.oprofile_type = PPC_OPROFILE_G4,
@@ -936,6 +965,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.icache_bsize = 32,
.dcache_bsize = 32,
.num_pmcs = 6,
+ .pmc_type = PPC_PMC_G4,
.cpu_setup = __setup_cpu_745x,
.oprofile_cpu_type = "ppc/7450",
.oprofile_type = PPC_OPROFILE_G4,
@@ -1247,6 +1277,19 @@ static struct cpu_spec __initdata cpu_specs[] = {
.machine_check = machine_check_4xx,
.platform = "ppc405",
},
+ {
+ /* 405EZ */
+ .pvr_mask = 0xffff0000,
+ .pvr_value = 0x41510000,
+ .cpu_name = "405EZ",
+ .cpu_features = CPU_FTRS_40X,
+ .cpu_user_features = PPC_FEATURE_32 |
+ PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
+ .icache_bsize = 32,
+ .dcache_bsize = 32,
+ .machine_check = machine_check_4xx,
+ .platform = "ppc405",
+ },
{ /* default match */
.pvr_mask = 0x00000000,
.pvr_value = 0x00000000,
@@ -1629,9 +1672,34 @@ struct cpu_spec * __init identify_cpu(unsigned long offset, unsigned int pvr)
t->cpu_setup = s->cpu_setup;
t->cpu_restore = s->cpu_restore;
t->platform = s->platform;
+ /*
+ * If we have passed through this logic once
+ * before and have pulled the default case
+ * because the real PVR was not found inside
+ * cpu_specs[], then we are possibly running in
+ * compatibility mode. In that case, let the
+ * oprofiler know which set of compatibility
+ * counters to pull from by making sure the
+ * oprofile_cpu_type string is set to that of
+ * compatibility mode. If the oprofile_cpu_type
+ * already has a value, then we are possibly
+ * overriding a real PVR with a logical one, and,
+ * in that case, keep the current value for
+ * oprofile_cpu_type.
+ */
+ if (t->oprofile_cpu_type == NULL)
+ t->oprofile_cpu_type = s->oprofile_cpu_type;
} else
*t = *s;
*PTRRELOC(&cur_cpu_spec) = &the_cpu_spec;
+
+ /*
+ * Set the base platform string once; assumes
+ * we're called with real pvr first.
+ */
+ if (*PTRRELOC(&powerpc_base_platform) == NULL)
+ *PTRRELOC(&powerpc_base_platform) = t->platform;
+
#if defined(CONFIG_PPC64) || defined(CONFIG_BOOKE)
/* ppc64 and booke expect identify_cpu to also call
* setup_cpu for that processor. I will consolidate
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-12 04:51:54 +0000