Changeset e26a9d95 in mainline for uspace/drv/bus/usb/uhci

Timestamp:

2014-01-18T17:14:42Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

3e200736

Parents:

19b3cc6

Message:

libusbhost: Add status hook.

Implement in UHCI, OHCI

Location:

uspace/drv/bus/usb/uhci

Files:

• hc.c (modified) (1 diff)
• hc.h (modified) (1 diff)
• main.c (modified) (2 diffs)

uspace/drv/bus/usb/uhci/hc.c

@@ -412 +412 @@
 }
 
+int hc_status(hcd_t *hcd, uint32_t *status)
+{
+        assert(hcd);
+        assert(status);
+        hc_t *instance = hcd->driver.data;
+        assert(instance);
+
+        *status = 0;
+        if (instance->registers) {
+                uint16_t s = pio_read_16(&instance->registers->usbsts);
+                pio_write_16(&instance->registers->usbsts, s);
+                *status = s;
+        }
+        return EOK;
+}
+
 /** Schedule batch for execution.
  *

uspace/drv/bus/usb/uhci/hc.h

@@ -127 +127 @@
 } hc_t;
 
-int hc_gen_irq_code(irq_code_t *code, const hw_res_list_parsed_t *hw_res);
-void hc_interrupt(hc_t *instance, uint16_t status);
 int hc_init(hc_t *instance, const hw_res_list_parsed_t *hw_res, bool interupts);
 void hc_fini(hc_t *instance);
+int hc_gen_irq_code(irq_code_t *code, const hw_res_list_parsed_t *hw_res);
+
+void hc_interrupt(hc_t *instance, uint16_t status);
+int hc_status(hcd_t *hcd, uint32_t *status);
 int hc_schedule(hcd_t *hcd, usb_transfer_batch_t *batch);
 

uspace/drv/bus/usb/uhci/main.c

@@ -68 +68 @@
         if (ret == EOK)
                 hcd_set_implementation(hcd, instance, hc_schedule, NULL, NULL,
-                    uhci_interrupt);
+                    uhci_interrupt, hc_status);
         return ret;
 }
@@ -79 +79 @@
 
         free(hcd->driver.data);
-        hcd_set_implementation(hcd, NULL, NULL, NULL, NULL, NULL);
+        hcd_set_implementation(hcd, NULL, NULL, NULL, NULL, NULL, NULL);
 }