commit aa32374aaa2e516a9b0719477efae0782a62a79e · tjh.dev/kernel

tjh.dev / kernel

Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

kernel os linux

[MIPS] SB1: Only pass1 FPUs are broken beyond recovery. The wrong revision number in the check was forcing a fallback to FPU emulation for all SB1 cores in 2.6. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

Ralf Baechle 19 years ago aa32374a 7155262e

+1 -1

1 changed file

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unified split

arch

mips

kernel

cpu-probe.c

+1 -1

arch/mips/kernel/cpu-probe.c

··· 655 case PRID_IMP_SB1: 656 c->cputype = CPU_SB1; 657 /* FPU in pass1 is known to have issues. */ 658 - if ((c->processor_id & 0xff) < 0x20) 659 c->options &= ~(MIPS_CPU_FPU | MIPS_CPU_32FPR); 660 break; 661 case PRID_IMP_SB1A:

··· 655 case PRID_IMP_SB1: 656 c->cputype = CPU_SB1; 657 /* FPU in pass1 is known to have issues. */ 658 + if ((c->processor_id & 0xff) < 0x02) 659 c->options &= ~(MIPS_CPU_FPU | MIPS_CPU_32FPR); 660 break; 661 case PRID_IMP_SB1A: