Changeset ee35ba0b in mainline for uspace/app/top/screen.c

Timestamp:

2010-04-03T15:26:34Z (14 years ago)

Author:

Stanislav Kozina <stanislav.kozina@…>

Branches:

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

Children:

452268a

Parents:

8b2aba5

Message:

top echoes also percentage usage of cpu

File:

• uspace/app/top/screen.c (modified) (3 diffs)

uspace/app/top/screen.c

@@ -50 +50 @@
 #define WHITE 0xf0f0f0
 #define BLACK 0x000000
+
+static void print_float(float f, int precision)
+{
+        printf("%u.", (unsigned int) f);
+        int i;
+        float rest = (f - (int)f) * 10;
+        for (i = 0; i < precision; ++i) {
+                printf("%d", (unsigned int)rest);
+                rest = (rest - (int)rest) * 10;
+        }
+}
 
 static void resume_normal(void)
@@ -112 +123 @@
         uspace_cpu_info_t *cpus = data->cpus;
         for (i = 0; i < data->cpu_count; ++i) {
-                printf("Cpu%u (%4u Mhz): Busy ticks: %6llu, Idle Ticks: %6llu\n",
+                printf("Cpu%u (%4u Mhz): Busy ticks: %6llu, Idle Ticks: %6llu",
                         i, (unsigned int)cpus[i].frequency_mhz, cpus[i].busy_ticks,
                         cpus[i].idle_ticks);
+                printf(", idle: ");
+                print_float(data->cpu_perc[i].idle, 2);
+                puts("%, busy: ");
+                print_float(data->cpu_perc[i].busy, 2);
+                puts("%\n");
                 ++up_rows;
         }
@@ -163 +179 @@
         print_head();
         puts("\n");
-        print_tasks(data, 4);
+        print_tasks(data, up_rows);
         fflush(stdout);
 }