Re: cable woe

[Stefan R. <st...@s5...>]

On Dec 19 Carl Karsten wrote:
> On Mon, Dec 19, 2011 at 3:19 PM, Stefan Richter
> <st...@s5...> wrote:
> > S100 is less demanding on cables; it is easily possible that a
> > badly built cable works without a glitch at S100 but fails miserably at
> > S400.
> 
> Can the controller cards be told to back down?

Only by editing the driver source, e.g. this way:

--- a/drivers/firewire/core-device.c
+++ b/drivers/firewire/core-device.c
@@ -516,7 +516,7 @@ static int read_config_rom(struct fw_dev
 			goto out;
 	}
 
-	device->max_speed = device->node->max_speed;
+	/*** device->max_speed = device->node->max_speed; ***/
 
 	/*
 	 * Determine the speed of

-- 
Stefan Richter
-=====-==-== ==-- =-=--
http://arcgraph.de/sr/