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MIPS: Octeon: Probe for Octeon II CPUs.

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The OCTEON II ISA extends the original OCTEON ISA, so give it its own
__elf_platform string so optimized libraries can be selected in
userspace.

Signed-off-by: David Daney <ddaney@caviumnetworks.com>
Patchwork: http://patchwork.linux-mips.org/patch/1665/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
David Daney 2010-10-07 16:03:45 -07:00 committed by Ralf Baechle
parent f8bf7e688c
commit 0e56b3852b
1 changed files with 7 additions and 0 deletions
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7
arch/mips/kernel/cpu-probe.c
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@ -187,6 +187,7 @@ void __init check_wait(void)
case CPU_BCM6358: case CPU_BCM6358:
case CPU_CAVIUM_OCTEON: case CPU_CAVIUM_OCTEON:
case CPU_CAVIUM_OCTEON_PLUS: case CPU_CAVIUM_OCTEON_PLUS:
case CPU_CAVIUM_OCTEON2:
case CPU_JZRISC: case CPU_JZRISC:
cpu_wait = r4k_wait; cpu_wait = r4k_wait;
break; break;
@ -953,6 +954,12 @@ platform:
if (cpu == 0) if (cpu == 0)
__elf_platform = "octeon"; __elf_platform = "octeon";
break; break;
case PRID_IMP_CAVIUM_CN63XX:
c->cputype = CPU_CAVIUM_OCTEON2;
__cpu_name[cpu] = "Cavium Octeon II";
if (cpu == 0)
__elf_platform = "octeon2";
break;
default: default:
printk(KERN_INFO "Unknown Octeon chip!\n"); printk(KERN_INFO "Unknown Octeon chip!\n");
c->cputype = CPU_UNKNOWN; c->cputype = CPU_UNKNOWN;