---

yaml
---
r: 367943
b: refs/heads/master
c: 60c4ba9
h: refs/heads/master
i:
  367941: 80402a3
  367939: 0b93aa0
  367935: 2717a0e
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 444dd742d3b0353c55c92f77e6732d932120c829
+refs/heads/master: 60c4ba99e015afe879c2682967c8ca8d233f6d3c

trunk/arch/hexagon/include/uapi/asm/registers.h

@@ -57,10 +57,17 @@ struct pt_regs {
 	};
 	union {
 		struct {
-			unsigned long gp;
 			unsigned long ugp;
+			unsigned long gp;
+		};
+		long long int gpugp;
+	};
+	union {
+		struct {
+			unsigned long cs0;
+			unsigned long cs1;
 		};
-		long long int ugpgp;
+		long long int cs1cs0;
 	};
 	/*
 	* Be extremely careful with rearranging these, if at all.  Some code

trunk/arch/hexagon/include/uapi/asm/user.h

@@ -55,9 +55,15 @@ struct user_regs_struct {
 	unsigned long pc;
 	unsigned long cause;
 	unsigned long badva;
+#if CONFIG_HEXAGON_ARCH_VERSION < 4
 	unsigned long pad1;  /* pad out to 48 words total */
 	unsigned long pad2;  /* pad out to 48 words total */
 	unsigned long pad3;  /* pad out to 48 words total */
+#else
+	unsigned long cs0;
+	unsigned long cs1;
+	unsigned long pad1;  /* pad out to 48 words total */
+#endif
 };
 
 #endif

trunk/arch/hexagon/kernel/asm-offsets.c

@@ -44,7 +44,8 @@ int main(void)
 
 	COMMENT("Hexagon pt_regs definitions");
 	OFFSET(_PT_SYSCALL_NR, pt_regs, syscall_nr);
-	OFFSET(_PT_UGPGP, pt_regs, ugpgp);
+	OFFSET(_PT_GPUGP, pt_regs, gpugp);
+	OFFSET(_PT_CS1CS0, pt_regs, cs1cs0);
 	OFFSET(_PT_R3130, pt_regs, r3130);
 	OFFSET(_PT_R2928, pt_regs, r2928);
 	OFFSET(_PT_R2726, pt_regs, r2726);

trunk/arch/hexagon/kernel/kgdb.c

@@ -70,6 +70,8 @@ struct dbg_reg_def_t dbg_reg_def[DBG_MAX_REG_NUM] = {
 	{ "lc1", GDB_SIZEOF_REG, offsetof(struct pt_regs, lc1)},
 	{ " gp", GDB_SIZEOF_REG, offsetof(struct pt_regs, gp)},
 	{ "ugp", GDB_SIZEOF_REG, offsetof(struct pt_regs, ugp)},
+	{ "cs0", GDB_SIZEOF_REG, offsetof(struct pt_regs, cs0)},
+	{ "cs1", GDB_SIZEOF_REG, offsetof(struct pt_regs, cs1)},
 	{ "psp", GDB_SIZEOF_REG, offsetof(struct pt_regs, hvmer.vmpsp)},
 	{ "elr", GDB_SIZEOF_REG, offsetof(struct pt_regs, hvmer.vmel)},
 	{ "est", GDB_SIZEOF_REG, offsetof(struct pt_regs, hvmer.vmest)},

trunk/arch/hexagon/kernel/ptrace.c

@@ -76,6 +76,10 @@ static int genregs_get(struct task_struct *target,
 	dummy = pt_cause(regs);
 	ONEXT(&dummy, cause);
 	ONEXT(&pt_badva(regs), badva);
+#if CONFIG_HEXAGON_ARCH_VERSION >=4
+	ONEXT(&regs->cs0, cs0);
+	ONEXT(&regs->cs1, cs1);
+#endif
 
 	/* Pad the rest with zeros, if needed */
 	if (!ret)
@@ -123,6 +127,11 @@ static int genregs_set(struct task_struct *target,
 	INEXT(&bucket, cause);
 	INEXT(&bucket, badva);
 
+#if CONFIG_HEXAGON_ARCH_VERSION >=4
+	INEXT(&regs->cs0, cs0);
+	INEXT(&regs->cs1, cs1);
+#endif
+
 	/* Ignore the rest, if needed */
 	if (!ret)
 		ret = user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf,

trunk/arch/hexagon/kernel/signal.c

@@ -66,7 +66,10 @@ static int setup_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc)
 	err |= __put_user(regs->preds, &sc->sc_regs.p3_0);
 	err |= __put_user(regs->gp, &sc->sc_regs.gp);
 	err |= __put_user(regs->ugp, &sc->sc_regs.ugp);
-
+#if CONFIG_HEXAGON_ARCH_VERSION >= 4
+	err |= __put_user(regs->cs0, &sc->sc_regs.cs0);
+	err |= __put_user(regs->cs1, &sc->sc_regs.cs1);
+#endif
 	tmp = pt_elr(regs); err |= __put_user(tmp, &sc->sc_regs.pc);
 	tmp = pt_cause(regs); err |= __put_user(tmp, &sc->sc_regs.cause);
 	tmp = pt_badva(regs); err |= __put_user(tmp, &sc->sc_regs.badva);
@@ -93,7 +96,10 @@ static int restore_sigcontext(struct pt_regs *regs,
 	err |= __get_user(regs->preds, &sc->sc_regs.p3_0);
 	err |= __get_user(regs->gp, &sc->sc_regs.gp);
 	err |= __get_user(regs->ugp, &sc->sc_regs.ugp);
-
+#if CONFIG_HEXAGON_ARCH_VERSION >= 4
+	err |= __get_user(regs->cs0, &sc->sc_regs.cs0);
+	err |= __get_user(regs->cs1, &sc->sc_regs.cs1);
+#endif
 	err |= __get_user(tmp, &sc->sc_regs.pc); pt_set_elr(regs, tmp);
 
 	return err;