#include <asm/thread_info.h>
#include <asm/ppc_asm.h>
#include <asm/asm-offsets.h>
+#include <asm/ptrace.h>
/* 601 only have IBAT; cr0.eq is set on 601 when using this macro */
#define LOAD_BAT(n, reg, RA, RB) \
li r10,MSR_KERNEL & ~(MSR_IR|MSR_DR); /* can take exceptions */ \
MTMSRD(r10); /* (except for mach check in rtas) */ \
stw r0,GPR0(r11); \
- lis r10,0x7265; /* put exception frame marker */ \
- addi r10,r10,0x6773; \
+ lis r10,STACK_FRAME_REGS_MARKER@ha; /* exception frame marker */ \
+ addi r10,r10,STACK_FRAME_REGS_MARKER@l; \
stw r10,8(r11); \
SAVE_4GPRS(3, r11); \
SAVE_2GPRS(7, r11)
b ProgramCheck
END_FTR_SECTION_IFSET(CPU_FTR_FPU_UNAVAILABLE)
EXCEPTION_PROLOG
- bne load_up_fpu /* if from user, just load it up */
- addi r3,r1,STACK_FRAME_OVERHEAD
+ beq 1f
+ bl load_up_fpu /* if from user, just load it up */
+ b fast_exception_return
+1: addi r3,r1,STACK_FRAME_OVERHEAD
EXC_XFER_EE_LITE(0x800, kernel_fp_unavailable_exception)
/* Decrementer */
/* we haven't used ctr or xer or lr */
b fast_exception_return
-/*
- * AltiVec unavailable trap from kernel - print a message, but let
- * the task use AltiVec in the kernel until it returns to user mode.
- */
-KernelAltiVec:
- lwz r3,_MSR(r1)
- oris r3,r3,MSR_VEC@h
- stw r3,_MSR(r1) /* enable use of AltiVec after return */
- lis r3,87f@h
- ori r3,r3,87f@l
- mr r4,r2 /* current */
- lwz r5,_NIP(r1)
- bl printk
- b ret_from_except
-87: .string "AltiVec used in kernel (task=%p, pc=%x) \n"
- .align 4,0
-
/*
* giveup_altivec(tsk)
* Disable AltiVec for the task given as the argument,