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Subject[PATCH 7/9] x86: apic - unify __setup_APIC_LVTT
Date
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
---
arch/x86/kernel/apic_32.c | 10 +++++++---
arch/x86/kernel/apic_64.c | 12 ++++++++----
2 files changed, 15 insertions(+), 7 deletions(-)
diff --git a/arch/x86/kernel/apic_32.c b/arch/x86/kernel/apic_32.c
index 3c1562a..65419c7 100644
--- a/arch/x86/kernel/apic_32.c
+++ b/arch/x86/kernel/apic_32.c
@@ -248,8 +248,12 @@ int lapic_get_maxlvt(void)
* Local APIC timer
*/

-/* Clock divisor is set to 16 */
+/* Clock divisor */
+#ifdef CONFG_X86_64
+#define APIC_DIVISOR 1
+#else
#define APIC_DIVISOR 16
+#endif

/*
* This function sets up the local APIC timer, with a timeout of
@@ -281,8 +285,8 @@ static void __setup_APIC_LVTT(unsigned int clocks, int oneshot, int irqen)
*/
tmp_value = apic_read(APIC_TDCR);
apic_write(APIC_TDCR,
- (tmp_value & ~(APIC_TDR_DIV_1 | APIC_TDR_DIV_TMBASE)) |
- APIC_TDR_DIV_16);
+ (tmp_value & ~(APIC_TDR_DIV_1 | APIC_TDR_DIV_TMBASE)) |
+ APIC_TDR_DIV_16);

if (!oneshot)
apic_write(APIC_TMICT, clocks / APIC_DIVISOR);
diff --git a/arch/x86/kernel/apic_64.c b/arch/x86/kernel/apic_64.c
index e03a76d..a814612 100644
--- a/arch/x86/kernel/apic_64.c
+++ b/arch/x86/kernel/apic_64.c
@@ -259,8 +259,12 @@ int lapic_get_maxlvt(void)
* Local APIC timer
*/

-/* Clock divisor is set to 1 */
+/* Clock divisor */
+#ifdef CONFG_X86_64
#define APIC_DIVISOR 1
+#else
+#define APIC_DIVISOR 16
+#endif

/*
* This function sets up the local APIC timer, with a timeout of
@@ -291,9 +295,9 @@ static void __setup_APIC_LVTT(unsigned int clocks, int oneshot, int irqen)
* Divide PICLK by 16
*/
tmp_value = apic_read(APIC_TDCR);
- apic_write(APIC_TDCR, (tmp_value
- & ~(APIC_TDR_DIV_1 | APIC_TDR_DIV_TMBASE))
- | APIC_TDR_DIV_16);
+ apic_write(APIC_TDCR,
+ (tmp_value & ~(APIC_TDR_DIV_1 | APIC_TDR_DIV_TMBASE)) |
+ APIC_TDR_DIV_16);

if (!oneshot)
apic_write(APIC_TMICT, clocks / APIC_DIVISOR);
--
1.6.0.rc1.34.g0fe8c


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