Changeset bf9cb2f in mainline for uspace/drv/nic/rtl8139/driver.c

Timestamp:

2014-05-19T01:01:27Z (10 years ago)

Author:

Martin Decky <martin@…>

Branches:

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

Children:

10ef47ba

Parents:

527f1ca

Message:

complete the desired API semantics of physmem_map() and dmamem_map_anonymous() to be compatible with as_area_create()
(the user is allowed to request a specific virtual memory base address, the kernel uses an available base address if AS_AREA_ANY is used)

File:

• uspace/drv/nic/rtl8139/driver.c (modified) (2 diffs)

uspace/drv/nic/rtl8139/driver.c

@@ -1141 +1141 @@
 
         ddf_msg(LVL_DEBUG, "Creating buffers");
-
+        
+        rtl8139->tx_buff_virt = AS_AREA_ANY;
         rc = dmamem_map_anonymous(TX_PAGES * PAGE_SIZE, DMAMEM_4GiB,
             AS_AREA_WRITE, 0, &rtl8139->tx_buff_phys, &rtl8139->tx_buff_virt);
@@ -1161 +1162 @@
         ddf_msg(LVL_DEBUG, "Allocating receiver buffer of the size %d bytes",
             RxBUF_TOT_LENGTH);
-
+        
+        rtl8139->rx_buff_virt = AS_AREA_ANY;
         rc = dmamem_map_anonymous(RxBUF_TOT_LENGTH, DMAMEM_4GiB,
             AS_AREA_READ, 0, &rtl8139->rx_buff_phys, &rtl8139->rx_buff_virt);