1 files changed, 26 insertions, 1 deletions
diff --git a/arch/parisc/kernel/setup.c b/arch/parisc/kernel/setup.c
index 39e7c5a5946a..a59b71efdbe5 100644
--- a/arch/parisc/kernel/setup.c
+++ b/arch/parisc/kernel/setup.c
@@ -368,6 +368,31 @@ static int __init parisc_init(void)
 
 	return 0;
 }
-
 arch_initcall(parisc_init);
 
+void start_parisc(void)
+{
+	extern void start_kernel(void);
+
+	int ret, cpunum;
+	struct pdc_coproc_cfg coproc_cfg;
+
+	cpunum = smp_processor_id();
+
+	set_firmware_width_unlocked();
+
+	ret = pdc_coproc_cfg_unlocked(&coproc_cfg);
+	if (ret >= 0 && coproc_cfg.ccr_functional) {
+		mtctl(coproc_cfg.ccr_functional, 10);
+
+		cpu_data[cpunum].fp_rev = coproc_cfg.revision;
+		cpu_data[cpunum].fp_model = coproc_cfg.model;
+
+		asm volatile ("fstd	%fr0,8(%sp)");
+	} else {
+		panic("must have an fpu to boot linux");
+	}
+
+	start_kernel();
+	// not reached
+}