Changeset df62e51 in rtems

Timestamp:

09/08/17 08:11:20 (6 years ago)

Author:

Sebastian Huber <sebastian.huber@…>

Branches:

5, master

Children:

2fc32460

Parents:

134fe569

git-author:

Sebastian Huber <sebastian.huber@…> (09/08/17 08:11:20)

git-committer:

Sebastian Huber <sebastian.huber@…> (09/12/17 08:00:36)

Message:

bsp/qoriq: Virtual interrupt controller support

Update #3085.

File:

• c/src/lib/libbsp/powerpc/qoriq/irq/irq.c (modified) (5 diffs)

c/src/lib/libbsp/powerpc/qoriq/irq/irq.c

@@ -8 +8 @@
 
 /*
- * Copyright (c) 2010-2015 embedded brains GmbH.  All rights reserved.
+ * Copyright (c) 2010, 2017 embedded brains GmbH.  All rights reserved.
  *
  *  embedded brains GmbH
@@ -27 +27 @@
 #include <libcpu/powerpc-utility.h>
 
+#include <asm/epapr_hcalls.h>
+
 #include <bsp.h>
 #include <bsp/irq.h>
@@ -33 +35 @@
 #include <bsp/utility.h>
 #include <bsp/qoriq.h>
+
+RTEMS_INTERRUPT_LOCK_DEFINE(static, lock, "QorIQ IRQ")
+
+#define SPURIOUS 0xffff
+
+#ifdef QORIQ_IS_HYPERVISOR_GUEST
+
+void bsp_interrupt_set_affinity(
+        rtems_vector_number vector,
+        const Processor_mask *affinity
+)
+{
+        uint32_t config;
+        unsigned int priority;
+        uint32_t destination;
+        uint32_t new_destination;
+        rtems_interrupt_lock_context lock_context;
+
+        new_destination = _Processor_mask_Find_last_set(affinity) - 1;
+
+        rtems_interrupt_lock_acquire(&lock, &lock_context);
+        ev_int_get_config(vector, &config, &priority, &destination);
+        ev_int_set_config(vector, config, priority, new_destination);
+        rtems_interrupt_lock_release(&lock, &lock_context);
+}
+
+void bsp_interrupt_get_affinity(
+        rtems_vector_number vector,
+        Processor_mask *affinity
+)
+{
+        uint32_t config;
+        unsigned int priority;
+        uint32_t destination;
+
+        ev_int_get_config(vector, &config, &priority, &destination);
+        _Processor_mask_From_uint32_t(affinity, destination, 0);
+}
+
+void bsp_interrupt_vector_enable(rtems_vector_number vector)
+{
+        bsp_interrupt_assert(bsp_interrupt_is_valid_vector(vector));
+        ev_int_set_mask(vector, 0);
+}
+
+void bsp_interrupt_vector_disable(rtems_vector_number vector)
+{
+        bsp_interrupt_assert(bsp_interrupt_is_valid_vector(vector));
+        ev_int_set_mask(vector, 1);
+}
+
+void bsp_interrupt_dispatch(void)
+{
+        unsigned int vector;
+
+        ev_int_iack(0, &vector);
+
+        if (vector != SPURIOUS) {
+                uint32_t msr;
+
+                msr = ppc_external_exceptions_enable();
+                bsp_interrupt_handler_dispatch(vector);
+                ppc_external_exceptions_disable(msr);
+
+                ev_int_eoi(vector);
+        } else {
+                bsp_interrupt_handler_default(vector);
+        }
+}
+
+rtems_status_code bsp_interrupt_facility_initialize(void)
+{
+        return RTEMS_SUCCESSFUL;
+}
+
+#else /* !QORIQ_IS_HYPERVISOR_GUEST */
 
 #define VPR_MSK BSP_BBIT32(0)
@@ -47 +125 @@
 #define GCR_RST BSP_BBIT32(0)
 #define GCR_M BSP_BBIT32(2)
-
-#define SPURIOUS 0xffff
-
-RTEMS_INTERRUPT_LOCK_DEFINE(static, lock, "QorIQ IRQ")
 
 #define SRC_CFG_IDX(i) ((i) - QORIQ_IRQ_EXT_BASE)
@@ -292 +366 @@
         return RTEMS_SUCCESSFUL;
 }
+
+#endif /* QORIQ_IS_HYPERVISOR_GUEST */