Changes in kernel/generic/src/ddi/ddi.c [77429d3:3f5b4e0d] in mainline

File:

• kernel/generic/src/ddi/ddi.c (modified) (2 diffs)

kernel/generic/src/ddi/ddi.c

@@ -232 +232 @@
  *
  */
-sysarg_t sys_physmem_map(sysarg_t phys_base, sysarg_t virt_base,
-    sysarg_t pages, sysarg_t flags)
-{
-        return (sysarg_t) ddi_physmem_map(ALIGN_DOWN((uintptr_t) phys_base,
+unative_t sys_physmem_map(unative_t phys_base, unative_t virt_base,
+    unative_t pages, unative_t flags)
+{
+        return (unative_t) ddi_physmem_map(ALIGN_DOWN((uintptr_t) phys_base,
             FRAME_SIZE), ALIGN_DOWN((uintptr_t) virt_base, PAGE_SIZE),
             (size_t) pages, (int) flags);
@@ -247 +247 @@
  *
  */
-sysarg_t sys_iospace_enable(ddi_ioarg_t *uspace_io_arg)
+unative_t sys_iospace_enable(ddi_ioarg_t *uspace_io_arg)
 {
         ddi_ioarg_t arg;
         int rc = copy_from_uspace(&arg, uspace_io_arg, sizeof(ddi_ioarg_t));
         if (rc != 0)
-                return (sysarg_t) rc;
-        
-        return (sysarg_t) ddi_iospace_enable((task_id_t) arg.task_id,
+                return (unative_t) rc;
+        
+        return (unative_t) ddi_iospace_enable((task_id_t) arg.task_id,
             (uintptr_t) arg.ioaddr, (size_t) arg.size);
 }
 
+/** Disable or enable specified interrupts.
+ * 
+ * @param irq the interrupt to be enabled/disabled.
+ * @param enable if true enable the interrupt, disable otherwise.
+ * 
+ * @retutn Zero on success, error code otherwise.
+ */
+unative_t sys_interrupt_enable(int irq, int enable)
+{
+/* FIXME: this needs to be generic code, or better not be in kernel at all. */
+#if 0
+        cap_t task_cap = cap_get(TASK);
+        if (!(task_cap & CAP_IRQ_REG))
+                return EPERM;
+                
+        if (irq < 0 || irq > 16) {
+                return EINVAL;
+        }
+        
+        uint16_t irq_mask = (uint16_t)(1 << irq);
+        if (enable) {
+                trap_virtual_enable_irqs(irq_mask);
+        } else {
+                trap_virtual_disable_irqs(irq_mask);
+        }
+        
+#endif
+        return 0;
+}
+
 /** @}
  */