From 62c011c8fbfb02da6c93ad4c9e03ecf1eba8a366 Mon Sep 17 00:00:00 2001 From: Michael Sparmann Date: Thu, 11 Mar 2010 00:59:17 +0000 Subject: Even more Nano2G FTL speedup. Now 8% faster than disk mode, 10% slower than the OFW. 4.5MB/s sustained (contiguous) write, 6.0MB/s read for me now. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25109 a1c6a512-1295-4272-9138-f99709370657 --- firmware/usbstack/usb_storage.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'firmware/usbstack') diff --git a/firmware/usbstack/usb_storage.c b/firmware/usbstack/usb_storage.c index 1446033..4a8f2dc 100644 --- a/firmware/usbstack/usb_storage.c +++ b/firmware/usbstack/usb_storage.c @@ -57,13 +57,21 @@ * optimal, except for sd devices that apparently don't gain anything from * double-buffering */ +#ifdef USB_READ_BUFFER_SIZE +#define READ_BUFFER_SIZE USB_READ_BUFFER_SIZE +#else #define READ_BUFFER_SIZE (1024*64) +#endif +#ifdef USB_WRITE_BUFFER_SIZE +#define WRITE_BUFFER_SIZE USB_WRITE_BUFFER_SIZE +#else #if (CONFIG_STORAGE & STORAGE_SD) #define WRITE_BUFFER_SIZE (1024*64) #else #define WRITE_BUFFER_SIZE (1024*24) #endif +#endif #define ALLOCATE_BUFFER_SIZE (2*MAX(READ_BUFFER_SIZE,WRITE_BUFFER_SIZE)) -- cgit v1.1