Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux...

[linux-drm-fsl-dcu.git] / arch / alpha / include / asm / pal.h

diff --git a/arch/alpha/include/asm/pal.h b/arch/alpha/include/asm/pal.h
index 6fcd2b5b08f0d5ac4462ba6616a66519c2819d7d..5422a47646fc20add2047b57d41a91593905e242 100644 (file)
--- a/arch/alpha/include/asm/pal.h
+++ b/arch/alpha/include/asm/pal.h
@@ -89,6 +89,7 @@ __CALL_PAL_W1(wrmces, unsigned long);
 __CALL_PAL_RW2(wrperfmon, unsigned long, unsigned long, unsigned long);
 __CALL_PAL_W1(wrusp, unsigned long);
 __CALL_PAL_W1(wrvptptr, unsigned long);
+__CALL_PAL_RW1(wtint, unsigned long, unsigned long);
 
 /*
  * TB routines..
@@ -111,5 +112,75 @@ __CALL_PAL_W1(wrvptptr, unsigned long);
 #define tbiap()                __tbi(-1, /* no second argument */)
 #define tbia()         __tbi(-2, /* no second argument */)
 
+/*
+ * QEMU Cserv routines..
+ */
+
+static inline unsigned long
+qemu_get_walltime(void)
+{
+       register unsigned long v0 __asm__("$0");
+       register unsigned long a0 __asm__("$16") = 3;
+
+       asm("call_pal %2 # cserve get_time"
+           : "=r"(v0), "+r"(a0)
+           : "i"(PAL_cserve)
+           : "$17", "$18", "$19", "$20", "$21");
+
+       return v0;
+}
+
+static inline unsigned long
+qemu_get_alarm(void)
+{
+       register unsigned long v0 __asm__("$0");
+       register unsigned long a0 __asm__("$16") = 4;
+
+       asm("call_pal %2 # cserve get_alarm"
+           : "=r"(v0), "+r"(a0)
+           : "i"(PAL_cserve)
+           : "$17", "$18", "$19", "$20", "$21");
+
+       return v0;
+}
+
+static inline void
+qemu_set_alarm_rel(unsigned long expire)
+{
+       register unsigned long a0 __asm__("$16") = 5;
+       register unsigned long a1 __asm__("$17") = expire;
+
+       asm volatile("call_pal %2 # cserve set_alarm_rel"
+                    : "+r"(a0), "+r"(a1)
+                    : "i"(PAL_cserve)
+                    : "$0", "$18", "$19", "$20", "$21");
+}
+
+static inline void
+qemu_set_alarm_abs(unsigned long expire)
+{
+       register unsigned long a0 __asm__("$16") = 6;
+       register unsigned long a1 __asm__("$17") = expire;
+
+       asm volatile("call_pal %2 # cserve set_alarm_abs"
+                    : "+r"(a0), "+r"(a1)
+                    : "i"(PAL_cserve)
+                    : "$0", "$18", "$19", "$20", "$21");
+}
+
+static inline unsigned long
+qemu_get_vmtime(void)
+{
+       register unsigned long v0 __asm__("$0");
+       register unsigned long a0 __asm__("$16") = 7;
+
+       asm("call_pal %2 # cserve get_time"
+           : "=r"(v0), "+r"(a0)
+           : "i"(PAL_cserve)
+           : "$17", "$18", "$19", "$20", "$21");
+
+       return v0;
+}
+
 #endif /* !__ASSEMBLY__ */
 #endif /* __ALPHA_PAL_H */