diff options
| author | Michael Sparmann <theseven@rockbox.org> | 2010-03-11 00:59:17 +0000 |
|---|---|---|
| committer | Michael Sparmann <theseven@rockbox.org> | 2010-03-11 00:59:17 +0000 |
| commit | 62c011c8fbfb02da6c93ad4c9e03ecf1eba8a366 (patch) | |
| tree | 44fd187fff46485d52e757118c4f1f32cdb2a72a /firmware/usbstack | |
| parent | 029e74866a6ed43f3b8833a06f28f4506210a99e (diff) | |
| download | rockbox-62c011c8fbfb02da6c93ad4c9e03ecf1eba8a366.zip rockbox-62c011c8fbfb02da6c93ad4c9e03ecf1eba8a366.tar.gz rockbox-62c011c8fbfb02da6c93ad4c9e03ecf1eba8a366.tar.bz2 rockbox-62c011c8fbfb02da6c93ad4c9e03ecf1eba8a366.tar.xz | |
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
Diffstat (limited to 'firmware/usbstack')
| -rw-r--r-- | firmware/usbstack/usb_storage.c | 8 |
1 files changed, 8 insertions, 0 deletions
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)) |