Changes in uspace/srv/ns/ns.c [6119f24:0315679] in mainline

File:

• uspace/srv/ns/ns.c (modified) (3 diffs)

uspace/srv/ns/ns.c

@@ -37 +37 @@
 
 #include <ipc/ipc.h>
+#include <ipc/services.h>
 #include <ipc/ns.h>
+#include <unistd.h>
 #include <stdio.h>
 #include <errno.h>
+#include <as.h>
+#include <ddi.h>
+#include <event.h>
 #include <macros.h>
+#include <sysinfo.h>
 #include "ns.h"
 #include "service.h"
 #include "clonable.h"
 #include "task.h"
+
+static void *clockaddr = NULL;
+static void *klogaddr = NULL;
+
+static void get_as_area(ipc_callid_t callid, ipc_call_t *call, void *ph_addr,
+    size_t pages, void **addr)
+{
+        if (ph_addr == NULL) {
+                ipc_answer_0(callid, ENOENT);
+                return;
+        }
+        
+        if (*addr == NULL) {
+                *addr = as_get_mappable_page(pages * PAGE_SIZE);
+                
+                if (*addr == NULL) {
+                        ipc_answer_0(callid, ENOENT);
+                        return;
+                }
+                
+                if (physmem_map(ph_addr, *addr, pages,
+                    AS_AREA_READ | AS_AREA_CACHEABLE) != 0) {
+                        ipc_answer_0(callid, ENOENT);
+                        return;
+                }
+        }
+        
+        ipc_answer_2(callid, EOK, (ipcarg_t) *addr, AS_AREA_READ);
+}
 
 int main(int argc, char **argv)
@@ -62 +97 @@
                 return rc;
         
-        printf("%s: Accepting connections\n", NAME);
+        printf(NAME ": Accepting connections\n");
         
         while (true) {
@@ -72 +107 @@
                 
                 task_id_t id;
-                sysarg_t retval;
+                ipcarg_t retval;
                 
-                switch (IPC_GET_IMETHOD(call)) {
+                switch (IPC_GET_METHOD(call)) {
+                case IPC_M_SHARE_IN:
+                        switch (IPC_GET_ARG3(call)) {
+                        case SERVICE_MEM_REALTIME:
+                                get_as_area(callid, &call,
+                                    (void *) sysinfo_value("clock.faddr"),
+                                    1, &clockaddr);
+                                break;
+                        case SERVICE_MEM_KLOG:
+                                get_as_area(callid, &call,
+                                    (void *) sysinfo_value("klog.faddr"),
+                                    sysinfo_value("klog.pages"), &klogaddr);
+                                break;
+                        default:
+                                ipc_answer_0(callid, ENOENT);
+                        }
+                        continue;
                 case IPC_M_PHONE_HUNGUP:
                         retval = ns_task_disconnect(&call);