aboutsummaryrefslogtreecommitdiff
path: root/include/asm-sparc/msi.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-sparc/msi.h')
-rw-r--r--include/asm-sparc/msi.h31
1 files changed, 0 insertions, 31 deletions
diff --git a/include/asm-sparc/msi.h b/include/asm-sparc/msi.h
deleted file mode 100644
index 724ca566705..00000000000
--- a/include/asm-sparc/msi.h
+++ /dev/null
@@ -1,31 +0,0 @@
-/*
- * msi.h: Defines specific to the MBus - Sbus - Interface.
- *
- * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)
- * Copyright (C) 1996 Eddie C. Dost (ecd@skynet.be)
- */
-
-#ifndef _SPARC_MSI_H
-#define _SPARC_MSI_H
-
-/*
- * Locations of MSI Registers.
- */
-#define MSI_MBUS_ARBEN 0xe0001008 /* MBus Arbiter Enable register */
-
-/*
- * Useful bits in the MSI Registers.
- */
-#define MSI_ASYNC_MODE 0x80000000 /* Operate the MSI asynchronously */
-
-
-static inline void msi_set_sync(void)
-{
- __asm__ __volatile__ ("lda [%0] %1, %%g3\n\t"
- "andn %%g3, %2, %%g3\n\t"
- "sta %%g3, [%0] %1\n\t" : :
- "r" (MSI_MBUS_ARBEN),
- "i" (ASI_M_CTL), "r" (MSI_ASYNC_MODE) : "g3");
-}
-
-#endif /* !(_SPARC_MSI_H) */