+
+/* Flush CPU cache - used when going to sleep. Wbinvd or similar. */
+
+#ifdef ACPI_APPLICATION
+#define ACPI_FLUSH_CPU_CACHE()
+#else
+#define ACPI_FLUSH_CPU_CACHE() asm ("WBINVD")
+#endif
+
+/*
+ * Global Lock acquire/release code
+ *
+ * Note: Taken from our old adaptation.
+ * TODO: Check whether it is equivalent to the MSVC code
+ * (which was also the same in the older version).
+ */
+#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \
+do { \
+ int dummy; \
+ asm("1: movl (%1),%%eax;" \
+ "movl %%eax,%%edx;" \
+ "andl %2,%%edx;" \
+ "btsl $0x1,%%edx;" \
+ "adcl $0x0,%%edx;" \
+ "lock; cmpxchgl %%edx,(%1);" \
+ "jnz 1b;" \
+ "cmpb $0x3,%%dl;" \
+ "sbbl %%eax,%%eax" \
+ :"=a"(Acq),"=c"(dummy):"c"(GLptr),"i"(~1L):"dx"); \
+} while(0)
+
+#define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \
+do { \
+ int dummy; \
+ asm("1: movl (%1),%%eax;" \
+ "movl %%eax,%%edx;" \
+ "andl %2,%%edx;" \
+ "lock; cmpxchgl %%edx,(%1);" \
+ "jnz 1b;" \
+ "andl $0x1,%%eax" \
+ :"=a"(Acq),"=c"(dummy):"c"(GLptr),"i"(~3L):"dx"); \
+} while(0)
+
+
+/*
+ * Note: This is also taken from our old adaptation.
+ * See acmsvc.h for where it came originally.
+ */
+#define ACPI_DIV_64_BY_32(n_hi, n_lo, d32, q32, r32) \
+{ \
+ q32 = n_hi / d32; \
+ r32 = n_lo / d32; \
+}
+
+#define ACPI_SHIFT_RIGHT_64(n_hi, n_lo) \
+{ \
+ n_hi >>= 1; \
+ n_lo >>= 1; \
+}
+
+