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Add ramdisk storage driver. It will be useful for developing multi-driver storage

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18993 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Frank Gevaerts 2008-11-03 20:52:27 +00:00
parent 65d9ca8a6f
commit 214cd81f08
6 changed files with 206 additions and 4 deletions
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13
firmware/usbstack/usb_core.c
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@ -300,6 +300,19 @@ static void set_serial_descriptor(void)
}
usb_string_iSerial.bLength=84;
}
#elif (CONFIG_STORAGE & STORAGE_RAMDISK)
/* This "serial number" isn't unique, but it should never actually
appear in non-testing use */
static void set_serial_descriptor(void)
{
short* p = &usb_string_iSerial.wString[1];
int i;
for (i = 0; i < 16; i++) {
*p++ = hex[(2*i)&0xF];
*p++ = hex[(2*i+1)&0xF];
}
usb_string_iSerial.bLength=68;
}
#else
#error No set_serial_descriptor() implementation for this target
#endif