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authorSteve French <sfrench@us.ibm.com>2006-03-20 16:58:09 +0000
committerSteve French <sfrench@us.ibm.com>2006-03-20 16:58:09 +0000
commitfd4a0b92db6a57cba8d03efbe1cebf91f9124ce0 (patch)
tree5886a08bfa1132058b06074f4666a36dc5ddd2a1 /include/asm-arm
parent88274815f7477dc7550439413ab87c5ce4c5a623 (diff)
parent7705a8792b0fc82fd7d4dd923724606bbfd9fb20 (diff)
Merge with /pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'include/asm-arm')
-rw-r--r--include/asm-arm/fpstate.h4
-rw-r--r--include/asm-arm/system.h3
-rw-r--r--include/asm-arm/thread_info.h2
-rw-r--r--include/asm-arm/tlbflush.h6
4 files changed, 13 insertions, 2 deletions
diff --git a/include/asm-arm/fpstate.h b/include/asm-arm/fpstate.h
index f7430e3aa55..6246bf83627 100644
--- a/include/asm-arm/fpstate.h
+++ b/include/asm-arm/fpstate.h
@@ -55,8 +55,10 @@ struct fp_soft_struct {
unsigned int save[FP_SOFT_SIZE]; /* undefined information */
};
+#define IWMMXT_SIZE 0x98
+
struct iwmmxt_struct {
- unsigned int save[0x98/sizeof(int) + 1];
+ unsigned int save[IWMMXT_SIZE / sizeof(unsigned int)];
};
union fp_state {
diff --git a/include/asm-arm/system.h b/include/asm-arm/system.h
index eb2de8c1051..ec91d1ff032 100644
--- a/include/asm-arm/system.h
+++ b/include/asm-arm/system.h
@@ -415,6 +415,9 @@ static inline unsigned long __xchg(unsigned long x, volatile void *ptr, int size
return ret;
}
+extern void disable_hlt(void);
+extern void enable_hlt(void);
+
#endif /* __ASSEMBLY__ */
#define arch_align_stack(x) (x)
diff --git a/include/asm-arm/thread_info.h b/include/asm-arm/thread_info.h
index 33a33cbb632..cfbccb63c67 100644
--- a/include/asm-arm/thread_info.h
+++ b/include/asm-arm/thread_info.h
@@ -59,7 +59,7 @@ struct thread_info {
struct cpu_context_save cpu_context; /* cpu context */
__u8 used_cp[16]; /* thread used copro */
unsigned long tp_value;
- union fp_state fpstate;
+ union fp_state fpstate __attribute__((aligned(8)));
union vfp_state vfpstate;
struct restart_block restart_block;
};
diff --git a/include/asm-arm/tlbflush.h b/include/asm-arm/tlbflush.h
index 9387a5e1ffe..0c2acc944a0 100644
--- a/include/asm-arm/tlbflush.h
+++ b/include/asm-arm/tlbflush.h
@@ -340,6 +340,12 @@ static inline void local_flush_tlb_kernel_page(unsigned long kaddr)
asm("mcr%? p15, 0, %0, c8, c6, 1" : : "r" (kaddr));
if (tlb_flag(TLB_V6_I_PAGE))
asm("mcr%? p15, 0, %0, c8, c5, 1" : : "r" (kaddr));
+
+ /* The ARM ARM states that the completion of a TLB maintenance
+ * operation is only guaranteed by a DSB instruction
+ */
+ if (tlb_flag(TLB_V6_U_PAGE | TLB_V6_D_PAGE | TLB_V6_I_PAGE))
+ asm("mcr%? p15, 0, %0, c7, c10, 4" : : "r" (zero));
}
/*