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authorIngo Molnar <mingo@elte.hu>2008-08-11 11:19:20 +0200
committerIngo Molnar <mingo@elte.hu>2008-08-11 11:19:20 +0200
commit8067794bec1cc5de1431102cf0a6a1c7ce75cd85 (patch)
tree2bfa0fba060d253bbd972282b29a3d60c3e7cb7f /arch/m68knommu/include/asm/fpu.h
parent7ab6af7ab69df8c9c5fbc380004fb81187742096 (diff)
parent796aadeb1b2db9b5d463946766c5bbfd7717158c (diff)
Merge branch 'linus' into x86/x2apic
Conflicts: arch/x86/kernel/genapic_64.c Manual merge: arch/x86/kernel/genx2apic_uv_x.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
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 */