Support the MIPS32 / MIPS64 DSP ASE.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/include/asm-mips/sigcontext.h b/include/asm-mips/sigcontext.h
index f7fbeba..8edabb0 100644
--- a/include/asm-mips/sigcontext.h
+++ b/include/asm-mips/sigcontext.h
@@ -27,14 +27,15 @@
unsigned int sc_fpc_csr;
unsigned int sc_fpc_eir; /* Unused */
unsigned int sc_used_math;
- unsigned int sc_ssflags; /* Unused */
+ unsigned int sc_dsp; /* dsp status, was sc_ssflags */
unsigned long long sc_mdhi;
unsigned long long sc_mdlo;
-
- unsigned int sc_cause; /* Unused */
- unsigned int sc_badvaddr; /* Unused */
-
- unsigned long sc_sigset[4]; /* kernel's sigset_t */
+ unsigned long sc_hi1; /* Was sc_cause */
+ unsigned long sc_lo1; /* Was sc_badvaddr */
+ unsigned long sc_hi2; /* Was sc_sigset[4] */
+ unsigned long sc_lo2;
+ unsigned long sc_hi3;
+ unsigned long sc_lo3;
};
#endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */
@@ -48,19 +49,19 @@
* Warning: this structure illdefined with sc_badvaddr being just an unsigned
* int so it was changed to unsigned long in 2.6.0-test1. This may break
* binary compatibility - no prisoners.
+ * DSP ASE in 2.6.12-rc4. Turn sc_mdhi and sc_mdlo into an array of four
+ * entries, add sc_dsp and sc_reserved for padding. No prisoners.
*/
struct sigcontext {
unsigned long sc_regs[32];
unsigned long sc_fpregs[32];
- unsigned long sc_mdhi;
- unsigned long sc_mdlo;
+ unsigned long sc_hi[4];
+ unsigned long sc_lo[4];
unsigned long sc_pc;
- unsigned long sc_badvaddr;
- unsigned int sc_status;
unsigned int sc_fpc_csr;
- unsigned int sc_fpc_eir;
unsigned int sc_used_math;
- unsigned int sc_cause;
+ unsigned int sc_dsp;
+ unsigned int sc_reserved;
};
#ifdef __KERNEL__
@@ -68,23 +69,24 @@
#include <linux/posix_types.h>
struct sigcontext32 {
- __u32 sc_regmask; /* Unused */
- __u32 sc_status;
- __u64 sc_pc;
- __u64 sc_regs[32];
- __u64 sc_fpregs[32];
- __u32 sc_ownedfp; /* Unused */
- __u32 sc_fpc_csr;
- __u32 sc_fpc_eir; /* Unused */
- __u32 sc_used_math;
- __u32 sc_ssflags; /* Unused */
- __u64 sc_mdhi;
- __u64 sc_mdlo;
-
- __u32 sc_cause; /* Unused */
- __u32 sc_badvaddr; /* Unused */
-
- __u32 sc_sigset[4]; /* kernel's sigset_t */
+ __u32 sc_regmask; /* Unused */
+ __u32 sc_status;
+ __u64 sc_pc;
+ __u64 sc_regs[32];
+ __u64 sc_fpregs[32];
+ __u32 sc_ownedfp; /* Unused */
+ __u32 sc_fpc_csr;
+ __u32 sc_fpc_eir; /* Unused */
+ __u32 sc_used_math;
+ __u32 sc_dsp; /* dsp status, was sc_ssflags */
+ __u64 sc_mdhi;
+ __u64 sc_mdlo;
+ __u32 sc_hi1; /* Was sc_cause */
+ __u32 sc_lo1; /* Was sc_badvaddr */
+ __u32 sc_hi2; /* Was sc_sigset[4] */
+ __u32 sc_lo2;
+ __u32 sc_hi3;
+ __u32 sc_lo3;
};
#endif /* __KERNEL__ */