Changeset b0f1366 in mainline for uspace/lib/device

Timestamp:

2024-09-06T11:37:54Z (16 months ago)

Author:

Miroslav Cimerman <mc@…>

Children:

9c1cf34c

Parents:

ee83e9c

Message:

hr: write persistent metadata, assemble array from metadata

Location:

uspace/lib/device

Files:

• include/hr.h (modified) (1 diff)
• include/ipc/hr.h (modified) (1 diff)
• src/hr.c (modified) (1 diff)

uspace/lib/device/include/hr.h

@@ -76 +76 @@
 
 extern errno_t hr_create(hr_t *, hr_config_t *);
+extern errno_t hr_assemble(hr_t *, hr_config_t *);
 extern errno_t hr_print_status(void);
 

uspace/lib/device/include/ipc/hr.h

@@ -40 +40 @@
 typedef enum {
         HR_CREATE = IPC_FIRST_USER_METHOD,
+        HR_ASSEMBLE,
         HR_STATUS
 } hr_request_t;

uspace/lib/device/src/hr.c

@@ -114 +114 @@
 }
 
+errno_t hr_assemble(hr_t *hr, hr_config_t *hr_config)
+{
+        errno_t rc, retval;
+        async_exch_t *exch;
+        aid_t req;
+
+        exch = async_exchange_begin(hr->sess);
+        if (exch == NULL)
+                return EINVAL;
+
+        req = async_send_0(exch, HR_ASSEMBLE, NULL);
+
+        rc = async_data_write_start(exch, hr_config, sizeof(hr_config_t));
+        if (rc != EOK) {
+                async_exchange_end(exch);
+                async_forget(req);
+                return rc;
+        }
+
+        async_exchange_end(exch);
+        async_wait_for(req, &retval);
+        if (retval != EOK)
+                return retval;
+
+        return EOK;
+}
+
 static errno_t print_vol_info(size_t index, hr_vol_info_t *vol_info)
 {