| * Copyright (C) 2002 Stuart Menefy <stuart.menefy@st.com> |
| * May be copied or modified under the terms of the GNU General Public |
| * License. See linux/COPYING for more information. |
| #include <linux/stddef.h> |
| void mach_led(int pos, int val); |
| /* acts like an actual heart beat -- ie thump-thump-pause... */ |
| static unsigned int cnt = 0, period = 0, dist = 0; |
| if (cnt == 0 || cnt == dist) { |
| } else if (cnt == 7 || cnt == dist + 7) { |
| * The hyperbolic function below modifies the heartbeat period |
| * length in dependency of the current (5min) load. It goes |
| * through the points f(0)=126, f(1)=86, f(5)=51, f(inf)->30. |
| period = ((672 << FSHIFT) / (5 * avenrun[0] + |