Changeset 64cf7a3 in mainline for uspace/drv/block/ata_bd/main.c

Timestamp:

2024-05-06T18:33:22Z (9 months ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

master

Children:

2791fbb7

Parents:

21989e5

Message:

ATA Block Driver support for IRQ

You can fall back to PIO mode by not assigning an IRQ resource to
the driver instance.

File:

• uspace/drv/block/ata_bd/main.c (modified) (5 diffs)

uspace/drv/block/ata_bd/main.c

@@ -1 +1 @@
 /*
- * Copyright (c) 2013 Jiri Svoboda
+ * Copyright (c) 2024 Jiri Svoboda
  * All rights reserved.
  *
@@ -66 +66 @@
 };
 
-static errno_t ata_get_res(ddf_dev_t *dev, ata_base_t *ata_res)
+static errno_t ata_get_res(ddf_dev_t *dev, ata_hwres_t *ata_res)
 {
         async_sess_t *parent_sess;
@@ -86 +86 @@
         }
 
+        /* I/O ranges */
+
         addr_range_t *cmd_rng = &hw_res.io_ranges.ranges[0];
         addr_range_t *ctl_rng = &hw_res.io_ranges.ranges[1];
@@ -101 +103 @@
         }
 
+        /* IRQ */
+        if (hw_res.irqs.count > 0) {
+                ata_res->irq = hw_res.irqs.irqs[0];
+        } else {
+                ata_res->irq = -1;
+        }
+
         return EOK;
 error:
@@ -115 +124 @@
 {
         ata_ctrl_t *ctrl;
-        ata_base_t res;
+        ata_hwres_t res;
         errno_t rc;