/* -*- c++ -*- */\r
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/*-----------------------------------------------------------------------------\r
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* FX2 specific subroutines\r
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*-----------------------------------------------------------------------------\r
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* Code taken from USRP2 firmware (GNU Radio Project), version 3.0.2,\r
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* Copyright 2003 Free Software Foundation, Inc.\r
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*-----------------------------------------------------------------------------\r
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* This code is part of usbjtag. usbjtag is free software; you can redistribute\r
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* it and/or modify it under the terms of the GNU General Public License as\r
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* published by the Free Software Foundation; either version 2 of the License,\r
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* or (at your option) any later version. usbjtag is distributed in the hope\r
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* that it will be useful, but WITHOUT ANY WARRANTY; without even the implied\r
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
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* GNU General Public License for more details. You should have received a\r
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* copy of the GNU General Public License along with this program in the file\r
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* COPYING; if not, write to the Free Software Foundation, Inc., 51 Franklin\r
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* St, Fifth Floor, Boston, MA 02110-1301 USA\r
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*-----------------------------------------------------------------------------\r
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*/\r
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#include "fx2utils.h"\r
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#include "fx2regs.h"\r
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#include "delay.h"\r
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void\r
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fx2_stall_ep0 (void)\r
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{\r
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EP0CS |= bmEPSTALL;\r
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}\r
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void\r
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fx2_reset_data_toggle (unsigned char ep)\r
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{\r
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TOGCTL = ((ep & 0x80) >> 3 | (ep & 0x0f));\r
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TOGCTL |= bmRESETTOGGLE;\r
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}\r
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void\r
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fx2_renumerate (void)\r
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{\r
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USBCS |= bmDISCON | bmRENUM;\r
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// mdelay (1500); // FIXME why 1.5 seconds?\r
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mdelay (250); // FIXME why 1.5 seconds?\r
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USBIRQ = 0xff; // clear any pending USB irqs...\r
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EPIRQ = 0xff; // they're from before the renumeration\r
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EXIF &= ~bmEXIF_USBINT;\r
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USBCS &= ~bmDISCON; // reconnect USB\r
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}\r
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