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MIPS: Add 1074K CPU support explicitly.

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The 1074K is a multiprocessing coherent processing system (CPS) based
on modified 74K cores. This patch makes the 1074K an actual unique
CPU type, instead of a 74K derivative, which it is not.

Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>
Reviewed-by: Leonid Yegoshin <Leonid.Yegoshin@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/6389/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Steven J. Hill
2014-01-17 15:03:50 -06:00
committed by Ralf Baechle
parent 02dc6bfb08
commit 442e14a2c5
12 changed files with 18 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
arch/mips/kernel/cpu-probe.c
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@@ -806,7 +806,7 @@ static inline void cpu_probe_mips(struct cpuinfo_mips *c, unsigned int cpu)
__cpu_name[cpu] = "MIPS 1004Kc";
break;
case PRID_IMP_1074K:
c->cputype = CPU_74K;
c->cputype = CPU_1074K;
__cpu_name[cpu] = "MIPS 1074Kc";
break;
case PRID_IMP_INTERAPTIV_UP:

1
arch/mips/kernel/idle.c
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@@ -184,6 +184,7 @@ void __init check_wait(void)
case CPU_24K:
case CPU_34K:
case CPU_1004K:
case CPU_1074K:
case CPU_INTERAPTIV:
case CPU_PROAPTIV:
cpu_wait = r4k_wait;

6
arch/mips/kernel/perf_event_mipsxx.c
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@@ -1442,6 +1442,7 @@ static const struct mips_perf_event *mipsxx_pmu_map_raw_event(u64 config)
#endif
break;
case CPU_74K:
case CPU_1074K:
if (IS_BOTH_COUNTERS_74K_EVENT(base_id))
raw_event.cntr_mask = CNTR_EVEN | CNTR_ODD;
else
@@ -1584,6 +1585,11 @@ init_hw_perf_events(void)
mipspmu.general_event_map = &mipsxxcore_event_map;
mipspmu.cache_event_map = &mipsxxcore_cache_map;
break;
case CPU_1074K:
mipspmu.name = "mips/1074K";
mipspmu.general_event_map = &mipsxxcore_event_map;
mipspmu.cache_event_map = &mipsxxcore_cache_map;
break;
case CPU_LOONGSON1:
mipspmu.name = "mips/loongson1";
mipspmu.general_event_map = &mipsxxcore_event_map;

1
arch/mips/kernel/spram.c
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@@ -205,6 +205,7 @@ void spram_config(void)
case CPU_34K:
case CPU_74K:
case CPU_1004K:
case CPU_1074K:
case CPU_INTERAPTIV:
case CPU_PROAPTIV:
config0 = read_c0_config();

1
arch/mips/kernel/traps.c
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@@ -1337,6 +1337,7 @@ static inline void parity_protection_init(void)
case CPU_34K:
case CPU_74K:
case CPU_1004K:
case CPU_1074K:
case CPU_INTERAPTIV:
case CPU_PROAPTIV:
{