sh: SH-2A FPU support.

Signed-off-by: Kieran Bingham <kbingham@mpc-data.co.uk>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

3 files changed, 6 insertions, 1 deletions

diff --git a/include/asm-sh/fpu.h b/include/asm-sh/fpu.h
index 33db698a6b4d..f8429880a270 100644
--- a/include/asm-sh/fpu.h
+++ b/include/asm-sh/fpu.h
@@ -26,6 +26,8 @@ extern void save_fpu(struct task_struct *__tsk, struct pt_regs *regs);
 #define save_fpu(tsk, regs)     do { } while (0)
 #endif
 
+extern int do_fpu_inst(unsigned short, struct pt_regs *);
+
 #define unlazy_fpu(tsk, regs) do {                      \
         if (test_tsk_thread_flag(tsk, TIF_USEDFPU)) {   \
                 save_fpu(tsk, regs);                    \
diff --git a/include/asm-sh/sigcontext.h b/include/asm-sh/sigcontext.h
index 8583143fa28f..8ce1435bc0bf 100644
--- a/include/asm-sh/sigcontext.h
+++ b/include/asm-sh/sigcontext.h
@@ -25,7 +25,8 @@ struct sigcontext {
         unsigned long sc_mach;
         unsigned long sc_macl;
 
-#if defined(__SH4__) || defined(CONFIG_CPU_SH4)
+#if defined(__SH4__) || defined(CONFIG_CPU_SH4) || \
+    defined(__SH2A__) || defined(CONFIG_CPU_SH2A)
         /* FPU registers */
         unsigned long sc_fpregs[16];
         unsigned long sc_xfpregs[16];
diff --git a/include/asm-sh/system.h b/include/asm-sh/system.h
index 8b01fc4a56af..ad3d2a636130 100644
--- a/include/asm-sh/system.h
+++ b/include/asm-sh/system.h
@@ -205,6 +205,8 @@ asmlinkage void name##_trap_handler(unsigned int vec, struct pt_regs *regs)
 BUILD_TRAP_HANDLER(address_error);
 BUILD_TRAP_HANDLER(debug);
 BUILD_TRAP_HANDLER(bug);
+BUILD_TRAP_HANDLER(fpu_error);
+BUILD_TRAP_HANDLER(fpu_state_restore);
 
 #define arch_align_stack(x) (x)