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authorDavid S. Miller <davem@davemloft.net>2010-02-28 19:23:06 -0800
committerDavid S. Miller <davem@davemloft.net>2010-02-28 19:23:06 -0800
commit47871889c601d8199c51a4086f77eebd77c29b0b (patch)
tree40cdcac3bff0ee40cc33dcca61d0577cdf965f77 /arch/sh/include/asm/processor_64.h
parentc16cc0b464b8876cfd57ce1c1dbcb6f9a6a0bce3 (diff)
parent30ff056c42c665b9ea535d8515890857ae382540 (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts: drivers/firmware/iscsi_ibft.c
Diffstat (limited to 'arch/sh/include/asm/processor_64.h')
-rw-r--r--arch/sh/include/asm/processor_64.h23
1 files changed, 14 insertions, 9 deletions
diff --git a/arch/sh/include/asm/processor_64.h b/arch/sh/include/asm/processor_64.h
index 5727d31b0ccf..621bc4618c6b 100644
--- a/arch/sh/include/asm/processor_64.h
+++ b/arch/sh/include/asm/processor_64.h
@@ -87,26 +87,31 @@ struct sh_fpu_hard_struct {
/* long status; * software status information */
};
-#if 0
/* Dummy fpu emulator */
struct sh_fpu_soft_struct {
- unsigned long long fp_regs[32];
+ unsigned long fp_regs[64];
unsigned int fpscr;
unsigned char lookahead;
unsigned long entry_pc;
};
-#endif
-union sh_fpu_union {
- struct sh_fpu_hard_struct hard;
- /* 'hard' itself only produces 32 bit alignment, yet we need
- to access it using 64 bit load/store as well. */
+union thread_xstate {
+ struct sh_fpu_hard_struct hardfpu;
+ struct sh_fpu_soft_struct softfpu;
+ /*
+ * The structure definitions only produce 32 bit alignment, yet we need
+ * to access them using 64 bit load/store as well.
+ */
unsigned long long alignment_dummy;
};
struct thread_struct {
unsigned long sp;
unsigned long pc;
+
+ /* Various thread flags, see SH_THREAD_xxx */
+ unsigned long flags;
+
/* This stores the address of the pt_regs built during a context
switch, or of the register save area built for a kernel mode
exception. It is used for backtracing the stack of a sleeping task
@@ -122,7 +127,7 @@ struct thread_struct {
/* Hardware debugging registers may come here */
/* floating point info */
- union sh_fpu_union fpu;
+ union thread_xstate *xstate;
};
#define INIT_MMAP \
@@ -137,7 +142,7 @@ struct thread_struct {
.trap_no = 0, \
.error_code = 0, \
.address = 0, \
- .fpu = { { { 0, } }, } \
+ .flags = 0, \
}
/*