From 3b7626236d6fb9408c2184400b9bd0e34fdbd4d4 Mon Sep 17 00:00:00 2001 From: Gregory Nutt Date: Wed, 27 Nov 2013 13:14:23 -0600 Subject: [PATCH] LPC31 EHCI: Seems to work after re-ordering some initialization logic --- configs/olimex-lpc-h3131/README.txt | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/configs/olimex-lpc-h3131/README.txt b/configs/olimex-lpc-h3131/README.txt index 386fd26f712..4f90d13c0c7 100644 --- a/configs/olimex-lpc-h3131/README.txt +++ b/configs/olimex-lpc-h3131/README.txt @@ -686,3 +686,10 @@ Configurations Application Configuration -> System Add-Ons CONFIG_SYSTEM_USBMONITOR=y CONFIG_SYSTEM_USBMONITOR_INTERVAL=1 + + NOTE: I have found that if you enable USB DEBUG and/or USB tracing, + the resulting image requires to much memory to execute out of + internal SRAM. I was able to get the configurations to run out of + SRAM with debug/tracing enabled by carefully going through the + configuration and reducing stack sizes, disabling unused OS features, + disabling un-necessary NSH commands, etc.