summaryrefslogtreecommitdiffstats
path: root/include/asm-x86/vic.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-x86/vic.h')
-rw-r--r--include/asm-x86/vic.h61
1 files changed, 61 insertions, 0 deletions
diff --git a/include/asm-x86/vic.h b/include/asm-x86/vic.h
new file mode 100644
index 000000000000..53100f353612
--- /dev/null
+++ b/include/asm-x86/vic.h
@@ -0,0 +1,61 @@
+/* Copyright (C) 1999,2001
+ *
+ * Author: J.E.J.Bottomley@HansenPartnership.com
+ *
+ * Standard include definitions for the NCR Voyager Interrupt Controller */
+
+/* The eight CPI vectors. To activate a CPI, you write a bit mask
+ * corresponding to the processor set to be interrupted into the
+ * relevant register. That set of CPUs will then be interrupted with
+ * the CPI */
+static const int VIC_CPI_Registers[] =
+ {0xFC00, 0xFC01, 0xFC08, 0xFC09,
+ 0xFC10, 0xFC11, 0xFC18, 0xFC19 };
+
+#define VIC_PROC_WHO_AM_I 0xfc29
+# define QUAD_IDENTIFIER 0xC0
+# define EIGHT_SLOT_IDENTIFIER 0xE0
+#define QIC_EXTENDED_PROCESSOR_SELECT 0xFC72
+#define VIC_CPI_BASE_REGISTER 0xFC41
+#define VIC_PROCESSOR_ID 0xFC21
+# define VIC_CPU_MASQUERADE_ENABLE 0x8
+
+#define VIC_CLAIM_REGISTER_0 0xFC38
+#define VIC_CLAIM_REGISTER_1 0xFC39
+#define VIC_REDIRECT_REGISTER_0 0xFC60
+#define VIC_REDIRECT_REGISTER_1 0xFC61
+#define VIC_PRIORITY_REGISTER 0xFC20
+
+#define VIC_PRIMARY_MC_BASE 0xFC48
+#define VIC_SECONDARY_MC_BASE 0xFC49
+
+#define QIC_PROCESSOR_ID 0xFC71
+# define QIC_CPUID_ENABLE 0x08
+
+#define QIC_VIC_CPI_BASE_REGISTER 0xFC79
+#define QIC_CPI_BASE_REGISTER 0xFC7A
+
+#define QIC_MASK_REGISTER0 0xFC80
+/* NOTE: these are masked high, enabled low */
+# define QIC_PERF_TIMER 0x01
+# define QIC_LPE 0x02
+# define QIC_SYS_INT 0x04
+# define QIC_CMN_INT 0x08
+/* at the moment, just enable CMN_INT, disable SYS_INT */
+# define QIC_DEFAULT_MASK0 (~(QIC_CMN_INT /* | VIC_SYS_INT */))
+#define QIC_MASK_REGISTER1 0xFC81
+# define QIC_BOOT_CPI_MASK 0xFE
+/* Enable CPI's 1-6 inclusive */
+# define QIC_CPI_ENABLE 0x81
+
+#define QIC_INTERRUPT_CLEAR0 0xFC8A
+#define QIC_INTERRUPT_CLEAR1 0xFC8B
+
+/* this is where we place the CPI vectors */
+#define VIC_DEFAULT_CPI_BASE 0xC0
+/* this is where we place the QIC CPI vectors */
+#define QIC_DEFAULT_CPI_BASE 0xD0
+
+#define VIC_BOOT_INTERRUPT_MASK 0xfe
+
+extern void smp_vic_timer_interrupt(void);