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authorJames Morris <jmorris@namei.org>2008-08-28 10:47:34 +1000
committerJames Morris <jmorris@namei.org>2008-08-28 10:47:34 +1000
commit86d688984deefa3ae5a802880c11f2b408b5d6cf (patch)
tree7ea5e8189b0a774626d3ed7c3c87df2495a4c4a0 /arch/m68knommu/include/asm/fpu.h
parent93c06cbbf9fea5d5be1778febb7fa9ab1a74e5f5 (diff)
parent4c246edd2550304df5b766cc841584b2bb058843 (diff)
Merge branch 'master' into next
Diffstat (limited to 'arch/m68knommu/include/asm/fpu.h')
-rw-r--r--arch/m68knommu/include/asm/fpu.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/m68knommu/include/asm/fpu.h b/arch/m68knommu/include/asm/fpu.h
new file mode 100644
index 00000000000..b16b2e4fca2
--- /dev/null
+++ b/arch/m68knommu/include/asm/fpu.h
@@ -0,0 +1,21 @@
+#ifndef __M68KNOMMU_FPU_H
+#define __M68KNOMMU_FPU_H
+
+
+/*
+ * MAX floating point unit state size (FSAVE/FRESTORE)
+ */
+#if defined(CONFIG_M68020) || defined(CONFIG_M68030)
+#define FPSTATESIZE (216/sizeof(unsigned char))
+#elif defined(CONFIG_M68040)
+#define FPSTATESIZE (96/sizeof(unsigned char))
+#elif defined(CONFIG_M68KFPU_EMU)
+#define FPSTATESIZE (28/sizeof(unsigned char))
+#elif defined(CONFIG_M68060)
+#define FPSTATESIZE (12/sizeof(unsigned char))
+#else
+/* Assume no FP unit present then... */
+#define FPSTATESIZE (2) /* dummy size */
+#endif
+
+#endif /* __M68K_FPU_H */