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Update FPU detection to use remove_coproc_handler().

This commit is contained in:
bjh21 2001-03-13 23:51:48 +00:00
parent d02dde9937
commit ce3ad2275b
1 changed files with 5 additions and 2 deletions
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7
sys/arch/arm/mainbus/cpu.c
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@ -1,4 +1,4 @@
/* $NetBSD: cpu.c,v 1.15 2001/03/11 15:05:43 bjh21 Exp $ */
/* $NetBSD: cpu.c,v 1.16 2001/03/13 23:51:48 bjh21 Exp $ */
/*
* Copyright (c) 1995 Mark Brinicombe.
@ -171,6 +171,7 @@ identify_master_cpu(sc, cpu_number)
int cpu_number;
{
u_int fpsr;
void *uh;
cpus[cpu_number].cpu_ctrl = cpuctrl;
@ -226,12 +227,14 @@ identify_master_cpu(sc, cpu_number)
* FP status register for identification.
*/
install_coproc_handler(FP_COPROC, fpa_test);
uh = install_coproc_handler(FP_COPROC, fpa_test);
undefined_test = 0;
__asm __volatile("stmfd sp!, {r0}; .word 0xee300110; mov %0, r0; ldmfd sp!, {r0}" : "=r" (fpsr));
remove_coproc_handler(uh);
if (undefined_test == 0) {
cpus[cpu_number].fpu_type = (fpsr >> 24);
switch (fpsr >> 24) {