Changeset 2b698d8 in mainline for kernel/arch/mips32/src/smp/dorder.c

Timestamp:

2010-10-01T18:57:06Z (14 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

49d871ea

Parents:

9d5bb4e

Message:

basic processing of the IPI interrupts from the dorder device

File:

• kernel/arch/mips32/src/smp/dorder.c (modified) (1 diff)

kernel/arch/mips32/src/smp/dorder.c

@@ -33 +33 @@
  */
 
+#include <typedefs.h>
 #include <smp/ipi.h>
+#include <arch/smp/dorder.h>
+
+#define MSIM_DORDER_ADDRESS  0xB0000004
 
 #ifdef CONFIG_SMP
 
-#define MSIM_DORDER_ADDRESS  0xB0000004
-
 void ipi_broadcast_arch(int ipi)
 {
-        *((volatile unsigned int *) MSIM_DORDER_ADDRESS) = 0x7FFFFFFF;
+        *((volatile uint32_t *) MSIM_DORDER_ADDRESS) = 0x7fffffff;
 }
 
 #endif
 
+uint32_t dorder_cpuid(void)
+{
+        return *((volatile uint32_t *) MSIM_DORDER_ADDRESS);
+}
+
+void dorder_ipi_ack(uint32_t mask)
+{
+        *((volatile uint32_t *) (MSIM_DORDER_ADDRESS + 4)) = mask;
+}
+
 /** @}
  */