aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/include/asm/user.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/include/asm/user.h')
-rw-r--r--arch/arm/include/asm/user.h14
1 files changed, 12 insertions, 2 deletions
diff --git a/arch/arm/include/asm/user.h b/arch/arm/include/asm/user.h
index df95e050f9d..35917b3a97f 100644
--- a/arch/arm/include/asm/user.h
+++ b/arch/arm/include/asm/user.h
@@ -71,7 +71,7 @@ struct user{
/* the registers. */
unsigned long magic; /* To uniquely identify a core file */
char u_comm[32]; /* User command that was responsible */
- int u_debugreg[8];
+ int u_debugreg[8]; /* No longer used */
struct user_fp u_fp; /* FP state */
struct user_fp_struct * u_fp0;/* Used by gdb to help find the values for */
/* the FP registers. */
@@ -83,11 +83,21 @@ struct user{
/*
* User specific VFP registers. If only VFPv2 is present, registers 16 to 31
- * are ignored by the ptrace system call.
+ * are ignored by the ptrace system call and the signal handler.
*/
struct user_vfp {
unsigned long long fpregs[32];
unsigned long fpscr;
};
+/*
+ * VFP exception registers exposed to user space during signal delivery.
+ * Fields not relavant to the current VFP architecture are ignored.
+ */
+struct user_vfp_exc {
+ unsigned long fpexc;
+ unsigned long fpinst;
+ unsigned long fpinst2;
+};
+
#endif /* _ARM_USER_H */