From: David Daney <[email protected]>
Signed-off-by: David Daney <[email protected]>
Signed-off-by: Andreas Herrmann <[email protected]>
---
arch/mips/include/asm/mipsregs.h | 67 ++++++++++++++++++++++++++++++++++++++
1 file changed, 67 insertions(+)
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
index f110d48..e12a518 100644
--- a/arch/mips/include/asm/mipsregs.h
+++ b/arch/mips/include/asm/mipsregs.h
@@ -1916,6 +1916,73 @@ __BUILD_SET_C0(brcm_cmt_ctrl)
__BUILD_SET_C0(brcm_config)
__BUILD_SET_C0(brcm_mode)
+static inline unsigned long hypcall0(unsigned long num)
+{
+ register unsigned long n asm("v0");
+ register unsigned long r asm("v0");
+
+ n = num;
+ __asm__ __volatile__(
+ ".word 0x42000028" /* HYPCALL */
+ : "=r" (r) : "r" (n) : "memory"
+ );
+
+ return r;
+}
+static inline unsigned long hypcall1(unsigned long num, unsigned long arg0)
+{
+ register unsigned long n asm("v0");
+ register unsigned long r asm("v0");
+ register unsigned long a0 asm("a0");
+
+ n = num;
+ a0 = arg0;
+ __asm__ __volatile__(
+ ".word 0x42000028" /* HYPCALL */
+ : "=r" (r) : "r" (n), "r" (a0) : "memory"
+ );
+
+ return r;
+}
+static inline unsigned long hypcall2(unsigned long num, unsigned long arg0,
+ unsigned long arg1)
+{
+ register unsigned long n asm("v0");
+ register unsigned long r asm("v0");
+ register unsigned long a0 asm("a0");
+ register unsigned long a1 asm("a1");
+
+ n = num;
+ a0 = arg0;
+ a1 = arg1;
+ __asm__ __volatile__(
+ ".word 0x42000028" /* HYPCALL */
+ : "=r" (r) : "r" (n), "r" (a0), "r" (a1) : "memory"
+ );
+
+ return r;
+}
+static inline unsigned long hypcall3(unsigned long num, unsigned long arg0,
+ unsigned long arg1, unsigned long arg2)
+{
+ register unsigned long n asm("v0");
+ register unsigned long r asm("v0");
+ register unsigned long a0 asm("a0");
+ register unsigned long a1 asm("a1");
+ register unsigned long a2 asm("a2");
+
+ n = num;
+ a0 = arg0;
+ a1 = arg1;
+ a2 = arg2;
+ __asm__ __volatile__(
+ ".word 0x42000028" /* HYPCALL */
+ : "=r" (r) : "r" (n), "r" (a0), "r" (a1), "r" (a2) : "memory"
+ );
+
+ return r;
+}
+
static inline unsigned int mips_cpunum(void)
{
return read_c0_ebase() & 0x3ff; /* Low 10 bits of ebase. */
--
1.7.9.5
--
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