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-rw-r--r--arch/mips/kernel/cpu-probe.c30
-rw-r--r--arch/mips/kernel/setup.c21
2 files changed, 30 insertions, 21 deletions
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index be5bb16be4e0..3562b854f2cd 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -125,6 +125,30 @@ static int __init wait_disable(char *s)
125 125
126__setup("nowait", wait_disable); 126__setup("nowait", wait_disable);
127 127
128static int __cpuinitdata mips_fpu_disabled;
129
130static int __init fpu_disable(char *s)
131{
132 cpu_data[0].options &= ~MIPS_CPU_FPU;
133 mips_fpu_disabled = 1;
134
135 return 1;
136}
137
138__setup("nofpu", fpu_disable);
139
140int __cpuinitdata mips_dsp_disabled;
141
142static int __init dsp_disable(char *s)
143{
144 cpu_data[0].ases &= ~MIPS_ASE_DSP;
145 mips_dsp_disabled = 1;
146
147 return 1;
148}
149
150__setup("nodsp", dsp_disable);
151
128void __init check_wait(void) 152void __init check_wait(void)
129{ 153{
130 struct cpuinfo_mips *c = &current_cpu_data; 154 struct cpuinfo_mips *c = &current_cpu_data;
@@ -982,6 +1006,12 @@ __cpuinit void cpu_probe(void)
982 */ 1006 */
983 BUG_ON(current_cpu_type() != c->cputype); 1007 BUG_ON(current_cpu_type() != c->cputype);
984 1008
1009 if (mips_fpu_disabled)
1010 c->options &= ~MIPS_CPU_FPU;
1011
1012 if (mips_dsp_disabled)
1013 c->ases &= ~MIPS_ASE_DSP;
1014
985 if (c->options & MIPS_CPU_FPU) { 1015 if (c->options & MIPS_CPU_FPU) {
986 c->fpu_id = cpu_get_fpu_id(); 1016 c->fpu_id = cpu_get_fpu_id();
987 1017
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index f9513f9e61d3..85aef3fc6716 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -569,27 +569,6 @@ void __init setup_arch(char **cmdline_p)
569 plat_smp_setup(); 569 plat_smp_setup();
570} 570}
571 571
572static int __init fpu_disable(char *s)
573{
574 int i;
575
576 for (i = 0; i < NR_CPUS; i++)
577 cpu_data[i].options &= ~MIPS_CPU_FPU;
578
579 return 1;
580}
581
582__setup("nofpu", fpu_disable);
583
584static int __init dsp_disable(char *s)
585{
586 cpu_data[0].ases &= ~MIPS_ASE_DSP;
587
588 return 1;
589}
590
591__setup("nodsp", dsp_disable);
592
593unsigned long kernelsp[NR_CPUS]; 572unsigned long kernelsp[NR_CPUS];
594unsigned long fw_arg0, fw_arg1, fw_arg2, fw_arg3; 573unsigned long fw_arg0, fw_arg1, fw_arg2, fw_arg3;
595 574