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Diffstat (limited to 'include/asm-x86_64/hpet.h')
-rw-r--r--include/asm-x86_64/hpet.h35
1 files changed, 21 insertions, 14 deletions
diff --git a/include/asm-x86_64/hpet.h b/include/asm-x86_64/hpet.h
index a3877f57099..c20c28f5c7a 100644
--- a/include/asm-x86_64/hpet.h
+++ b/include/asm-x86_64/hpet.h
@@ -14,18 +14,18 @@
#define HPET_CFG 0x010
#define HPET_STATUS 0x020
#define HPET_COUNTER 0x0f0
-#define HPET_T0_CFG 0x100
-#define HPET_T0_CMP 0x108
-#define HPET_T0_ROUTE 0x110
-#define HPET_T1_CFG 0x120
-#define HPET_T1_CMP 0x128
-#define HPET_T1_ROUTE 0x130
-#define HPET_T2_CFG 0x140
-#define HPET_T2_CMP 0x148
-#define HPET_T2_ROUTE 0x150
+#define HPET_Tn_OFFSET 0x20
+#define HPET_Tn_CFG(n) (0x100 + (n) * HPET_Tn_OFFSET)
+#define HPET_Tn_ROUTE(n) (0x104 + (n) * HPET_Tn_OFFSET)
+#define HPET_Tn_CMP(n) (0x108 + (n) * HPET_Tn_OFFSET)
+#define HPET_T0_CFG HPET_Tn_CFG(0)
+#define HPET_T0_CMP HPET_Tn_CMP(0)
+#define HPET_T1_CFG HPET_Tn_CFG(1)
+#define HPET_T1_CMP HPET_Tn_CMP(1)
#define HPET_ID_VENDOR 0xffff0000
#define HPET_ID_LEGSUP 0x00008000
+#define HPET_ID_64BIT 0x00002000
#define HPET_ID_NUMBER 0x00001f00
#define HPET_ID_REV 0x000000ff
#define HPET_ID_NUMBER_SHIFT 8
@@ -38,11 +38,18 @@
#define HPET_LEGACY_8254 2
#define HPET_LEGACY_RTC 8
-#define HPET_TN_ENABLE 0x004
-#define HPET_TN_PERIODIC 0x008
-#define HPET_TN_PERIODIC_CAP 0x010
-#define HPET_TN_SETVAL 0x040
-#define HPET_TN_32BIT 0x100
+#define HPET_TN_LEVEL 0x0002
+#define HPET_TN_ENABLE 0x0004
+#define HPET_TN_PERIODIC 0x0008
+#define HPET_TN_PERIODIC_CAP 0x0010
+#define HPET_TN_64BIT_CAP 0x0020
+#define HPET_TN_SETVAL 0x0040
+#define HPET_TN_32BIT 0x0100
+#define HPET_TN_ROUTE 0x3e00
+#define HPET_TN_FSB 0x4000
+#define HPET_TN_FSB_CAP 0x8000
+
+#define HPET_TN_ROUTE_SHIFT 9
extern int is_hpet_enabled(void);
extern int hpet_rtc_timer_init(void);