From: Eric Kohl <eric.kohl@reactos.org>
Date: Sat, 25 Sep 2010 07:22:40 +0000 (+0000)
Subject: [HAL]
X-Git-Tag: backups/reactos-yarotows@57446~10^2~169
X-Git-Url: https://git.reactos.org/?p=reactos.git;a=commitdiff_plain;h=8d574b3e5a267eb6b83d97f51b34acbf9d413ded

[HAL]
Implement HalStopProfileInterrupt and add required RTC register and flag definitions.

svn path=/trunk/; revision=48866
---

diff --git a/reactos/hal/halx86/generic/cmos.c b/reactos/hal/halx86/generic/cmos.c
index 225b6e31600..71c4e67c13c 100644
--- a/reactos/hal/halx86/generic/cmos.c
+++ b/reactos/hal/halx86/generic/cmos.c
@@ -19,8 +19,8 @@ UCHAR HalpCmosCenturyOffset;
 
 /* PRIVATE FUNCTIONS *********************************************************/
 
-FORCEINLINE
 UCHAR
+NTAPI
 HalpReadCmos(IN UCHAR Reg)
 {
     /* Select the register */
@@ -30,8 +30,8 @@ HalpReadCmos(IN UCHAR Reg)
     return READ_PORT_UCHAR(CMOS_DATA_PORT);
 }
 
-FORCEINLINE
 VOID
+NTAPI
 HalpWriteCmos(IN UCHAR Reg,
               IN UCHAR Value)
 {
diff --git a/reactos/hal/halx86/generic/profil.c b/reactos/hal/halx86/generic/profil.c
index 53d653a0d1e..b145942d9ab 100644
--- a/reactos/hal/halx86/generic/profil.c
+++ b/reactos/hal/halx86/generic/profil.c
@@ -4,6 +4,7 @@
  * FILE:            hal/halx86/generic/profil.c
  * PURPOSE:         System Profiling
  * PROGRAMMERS:     Alex Ionescu (alex.ionescu@reactos.org)
+ *                  Eric Kohl
  */
 
 /* INCLUDES ******************************************************************/
@@ -15,14 +16,28 @@
 /* FUNCTIONS *****************************************************************/
 
 /*
- * @unimplemented
+ * @implemented
  */
 VOID
 NTAPI
 HalStopProfileInterrupt(IN KPROFILE_SOURCE ProfileSource)
 {
-    UNIMPLEMENTED;
-    return;
+    UCHAR StatusB;
+
+    /* Acquire the CMOS lock */
+    HalpAcquireSystemHardwareSpinLock();
+
+    /* Read Status Register B */
+    StatusB = HalpReadCmos(RTC_REGISTER_B);
+
+    /* Disable periodic interrupts */
+    StatusB = StatusB & ~RTC_REG_B_PI;
+
+    /* Write new value into Status Register B */
+    HalpWriteCmos(RTC_REGISTER_B, StatusB);
+
+    /* Release the CMOS lock */
+    HalpReleaseCmosSpinLock();
 }
 
 /*
diff --git a/reactos/hal/halx86/include/halp.h b/reactos/hal/halx86/include/halp.h
index f837b849abd..3ab0f7b253c 100644
--- a/reactos/hal/halx86/include/halp.h
+++ b/reactos/hal/halx86/include/halp.h
@@ -48,8 +48,11 @@ ATTRIB_NORETURN
 #define CMOS_CONTROL_PORT       (PUCHAR)0x70
 #define CMOS_DATA_PORT          (PUCHAR)0x71
 #define RTC_REGISTER_A          0x0A
+#define   RTC_REG_A_UIP         0x80
 #define RTC_REGISTER_B          0x0B
-#define RTC_REG_A_UIP           0x80
+#define   RTC_REG_B_PI          0x40
+#define RTC_REGISTER_C          0x0C
+#define RTC_REGISTER_D          0x0D
 #define RTC_REGISTER_CENTURY    0x32
 
 /* Usage flags */
@@ -683,7 +686,7 @@ HaliHaltSystem(
 );
 
 //
-// CMOS initialization
+// CMOS Routines
 //
 VOID
 NTAPI
@@ -691,6 +694,19 @@ HalpInitializeCmos(
     VOID
 );
 
+UCHAR
+NTAPI
+HalpReadCmos(
+    IN UCHAR Reg
+);
+
+VOID
+NTAPI
+HalpWriteCmos(
+    IN UCHAR Reg,
+    IN UCHAR Value
+);
+
 //
 // Spinlock for protecting CMOS access
 //