summaryrefslogtreecommitdiffstats
path: root/include/asm-powerpc/reg.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-powerpc/reg.h')
-rw-r--r--include/asm-powerpc/reg.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/include/asm-powerpc/reg.h b/include/asm-powerpc/reg.h
index da84841..489cf4c 100644
--- a/include/asm-powerpc/reg.h
+++ b/include/asm-powerpc/reg.h
@@ -396,6 +396,9 @@
#define SPRN_VRSAVE 0x100 /* Vector Register Save Register */
#define SPRN_XER 0x001 /* Fixed Point Exception Register */
+#define SPRN_SCOMC 0x114 /* SCOM Access Control */
+#define SPRN_SCOMD 0x115 /* SCOM Access DATA */
+
/* Performance monitor SPRs */
#ifdef CONFIG_PPC64
#define SPRN_MMCR0 795
@@ -594,7 +597,11 @@ static inline void ppc64_runlatch_off(void)
mtspr(SPRN_CTRLT, ctrl);
}
}
-#endif
+
+extern unsigned long scom970_read(unsigned int address);
+extern void scom970_write(unsigned int address, unsigned long value);
+
+#endif /* CONFIG_PPC64 */
#define __get_SP() ({unsigned long sp; \
asm volatile("mr %0,1": "=r" (sp)); sp;})
OpenPOWER on IntegriCloud