Changeset 7372a9a0 in mainline

Timestamp:

2011-07-11T18:07:28Z (14 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

302f9b2

Parents:

735236a

Message:

OHCI: Root hub: Use define to set power mode.

File:

• uspace/drv/bus/usb/ohci/root_hub.c (modified) (2 diffs)

uspace/drv/bus/usb/ohci/root_hub.c

@@ -152 +152 @@
 } while (0)
 
+#define OHCI_POWER 2
+
 /** Root hub initialization
  * @return Error code.
@@ -172 +174 @@
         instance->interrupt_mask_size = (instance->port_count + 1 + 8) / 8;
         instance->unfinished_interrupt_transfer = NULL;
-
+#if OHCI_POWER == 0
         /* Set port power mode to no power-switching. (always on) */
         instance->registers->rh_desc_a |= RHDA_NPS_FLAG;
+#elif OHCI_POWER == 1
+        /* Set port power mode to no ganged power-switching. */
+        instance->registers->rh_desc_a &= ~RHDA_NPS_FLAG;
+        instance->registers->rh_desc_a &= ~RHDA_PSM_FLAG;
+#else
+        /* Set port power mode to no per port power-switching. */
+        instance->registers->rh_desc_a &= ~RHDA_NPS_FLAG;
+        instance->registers->rh_desc_a |= RHDA_PSM_FLAG;
+
+#endif
 
         rh_init_descriptors(instance);