Browse Source
Merge remote-tracking branch 'jdk/master' Conflicts: lib/stm32/f1/Makefile lib/stm32/f4/Makefilepull/57/merge
Piotr Esden-Tempski
12 years ago
30 changed files with 1503 additions and 775 deletions
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/*
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* This file is part of the libopencm3 project. |
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* |
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* Copyright (C) 2010 Gareth McMullin <gareth@blacksphere.co.nz> |
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* |
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* This library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#ifndef LIBOPENCM3_OTG_HS_H |
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#define LIBOPENCM3_OTG_HS_H |
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#include <libopencm3/stm32/memorymap.h> |
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#include <libopencm3/cm3/common.h> |
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/* Core Global Control and Status Registers */ |
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#define OTG_GOTGCTL 0x000 |
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#define OTG_GOTGIN 0x004 |
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#define OTG_GAHBCFG 0x008 |
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#define OTG_GUSBCFG 0x00C |
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#define OTG_GRSTCTL 0x010 |
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#define OTG_GINTSTS 0x014 |
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#define OTG_GINTMSK 0x018 |
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#define OTG_GRXSTSR 0x01C |
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#define OTG_GRXSTSP 0x020 |
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#define OTG_GRXFSIZ 0x024 |
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#define OTG_GNPTXFSIZ 0x028 |
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#define OTG_GNPTXSTS 0x02C |
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#define OTG_GCCFG 0x038 |
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#define OTG_CID 0x03C |
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#define OTG_HPTXFSIZ 0x100 |
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#define OTG_DIEPTXF(x) (0x104 + 4*(x-1)) |
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/* Host-mode Control and Status Registers */ |
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#define OTG_HCFG 0x400 |
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#define OTG_HFIR 0x404 |
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#define OTG_HFNUM 0x408 |
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#define OTG_HPTXSTS 0x410 |
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#define OTG_HAINT 0x414 |
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#define OTG_HAINTMSK 0x418 |
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#define OTG_HPRT 0x440 |
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#define OTG_HCCHARx 0x500 |
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#define OTG_HCINTx 0x508 |
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#define OTG_HCINTMSKx 0x50C |
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#define OTG_HCTSIZx 0x510 |
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/* Device-mode Control and Status Registers */ |
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#define OTG_DCFG 0x800 |
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#define OTG_DCTL 0x804 |
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#define OTG_DSTS 0x808 |
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#define OTG_DIEPMSK 0x810 |
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#define OTG_DOEPMSK 0x814 |
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#define OTG_DAINT 0x818 |
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#define OTG_DAINTMSK 0x81C |
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#define OTG_DVBUSDIS 0x828 |
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#define OTG_DVBUSPULSE 0x82C |
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#define OTG_DIEPEMPMSK 0x834 |
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#define OTG_DIEPCTL0 0x900 |
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#define OTG_DIEPCTL(x) (0x900 + 0x20*(x)) |
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#define OTG_DOEPCTL0 0xB00 |
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#define OTG_DOEPCTL(x) (0xB00 + 0x20*(x)) |
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#define OTG_DIEPINT(x) (0x908 + 0x20*(x)) |
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#define OTG_DOEPINT(x) (0xB08 + 0x20*(x)) |
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#define OTG_DIEPTSIZ0 0x910 |
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#define OTG_DOEPTSIZ0 0xB10 |
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#define OTG_DIEPTSIZ(x) (0x910 + 0x20*(x)) |
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#define OTG_DTXFSTS(x) (0x918 + 0x20*(x)) |
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#define OTG_DOEPTSIZ(x) (0xB10 + 0x20*(x)) |
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/* Power and clock gating control and status register */ |
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#define OTG_PCGCCTL 0xE00 |
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/* Data FIFO */ |
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#define OTG_FIFO(x) (((x) + 1) << 12) |
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/***********************************************************************/ |
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/* Core Global Control and Status Registers */ |
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#define OTG_HS_GOTGCTL MMIO32(USB_OTG_HS_BASE + OTG_GOTGCTL) |
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#define OTG_HS_GOTGINT MMIO32(USB_OTG_HS_BASE + OTG_GOTGINT) |
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#define OTG_HS_GAHBCFG MMIO32(USB_OTG_HS_BASE + OTG_GAHBCFG) |
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#define OTG_HS_GUSBCFG MMIO32(USB_OTG_HS_BASE + OTG_GUSBCFG) |
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#define OTG_HS_GRSTCTL MMIO32(USB_OTG_HS_BASE + OTG_GRSTCTL) |
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#define OTG_HS_GINTSTS MMIO32(USB_OTG_HS_BASE + OTG_GINTSTS) |
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#define OTG_HS_GINTMSK MMIO32(USB_OTG_HS_BASE + OTG_GINTMSK) |
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#define OTG_HS_GRXSTSR MMIO32(USB_OTG_HS_BASE + OTG_GRXSTSR) |
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#define OTG_HS_GRXSTSP MMIO32(USB_OTG_HS_BASE + OTG_GRXSTSP) |
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#define OTG_HS_GRXFSIZ MMIO32(USB_OTG_HS_BASE + OTG_GRXFSIZ) |
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#define OTG_HS_GNPTXFSIZ MMIO32(USB_OTG_HS_BASE + OTG_GNPTXFSIZ) |
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#define OTG_HS_GNPTXSTS MMIO32(USB_OTG_HS_BASE + OTG_GNPTXSTS) |
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#define OTG_HS_GCCFG MMIO32(USB_OTG_HS_BASE + OTG_GCCFG) |
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#define OTG_HS_CID MMIO32(USB_OTG_HS_BASE + OTG_CID) |
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#define OTG_HS_HPTXFSIZ MMIO32(USB_OTG_HS_BASE + OTG_HPTXFSIZ) |
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#define OTG_HS_DIEPTXF(x) MMIO32(USB_OTG_HS_BASE + OTG_DIEPTXF(x)) |
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/* Host-mode Control and Status Registers */ |
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#define OTG_HS_HCFG MMIO32(USB_OTG_HS_BASE + OTG_HCFG) |
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#define OTG_HS_HFIR MMIO32(USB_OTG_HS_BASE + OTG_HFIR) |
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#define OTG_HS_HFNUM MMIO32(USB_OTG_HS_BASE + OTG_HFNUM) |
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#define OTG_HS_HPTXSTS MMIO32(USB_OTG_HS_BASE + OTG_HPTXSTS) |
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#define OTG_HS_HAINT MMIO32(USB_OTG_HS_BASE + OTG_HAINT) |
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#define OTG_HS_HAINTMSK MMIO32(USB_OTG_HS_BASE + OTG_HAINTMSK) |
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#define OTG_HS_HPRT MMIO32(USB_OTG_HS_BASE + OTG_HPRT) |
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#define OTG_HS_HCCHARx MMIO32(USB_OTG_HS_BASE + OTG_HCCHARx) |
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#define OTG_HS_HCINTx MMIO32(USB_OTG_HS_BASE + OTG_HCINTx) |
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#define OTG_HS_HCINTMSKx MMIO32(USB_OTG_HS_BASE + OTG_HCINTMSKx) |
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#define OTG_HS_HCTSIZx MMIO32(USB_OTG_HS_BASE + OTG_HCTSIZx) |
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/* Device-mode Control and Status Registers */ |
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#define OTG_HS_DCFG MMIO32(USB_OTG_HS_BASE + OTG_DCFG) |
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#define OTG_HS_DCTL MMIO32(USB_OTG_HS_BASE + OTG_DCTL) |
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#define OTG_HS_DSTS MMIO32(USB_OTG_HS_BASE + OTG_DSTS) |
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#define OTG_HS_DIEPMSK MMIO32(USB_OTG_HS_BASE + OTG_DIEPMSK) |
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#define OTG_HS_DOEPMSK MMIO32(USB_OTG_HS_BASE + OTG_DOEPMSK) |
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#define OTG_HS_DAINT MMIO32(USB_OTG_HS_BASE + OTG_DAINT) |
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#define OTG_HS_DAINTMSK MMIO32(USB_OTG_HS_BASE + OTG_DAINTMSK) |
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#define OTG_HS_DVBUSDIS MMIO32(USB_OTG_HS_BASE + OTG_DVBUSDIS) |
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#define OTG_HS_DVBUSPULSE MMIO32(USB_OTG_HS_BASE + OTG_DVBUSPULSE) |
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#define OTG_HS_DIEPEMPMSK MMIO32(USB_OTG_HS_BASE + OTG_DIEPEMPMSK) |
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#define OTG_HS_DIEPCTL0 MMIO32(USB_OTG_HS_BASE + OTG_DIEPCTL0) |
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#define OTG_HS_DIEPCTL(x) MMIO32(USB_OTG_HS_BASE + OTG_DIEPCTL(x)) |
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#define OTG_HS_DOEPCTL0 MMIO32(USB_OTG_HS_BASE + OTG_DOEPCTL0) |
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#define OTG_HS_DOEPCTL(x) MMIO32(USB_OTG_HS_BASE + OTG_DOEPCTL(x)) |
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#define OTG_HS_DIEPINT(x) MMIO32(USB_OTG_HS_BASE + OTG_DIEPINT(x)) |
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#define OTG_HS_DOEPINT(x) MMIO32(USB_OTG_HS_BASE + OTG_DOEPINT(x)) |
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#define OTG_HS_DIEPTSIZ0 MMIO32(USB_OTG_HS_BASE + OTG_DIEPTSIZ0) |
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#define OTG_HS_DOEPTSIZ0 MMIO32(USB_OTG_HS_BASE + OTG_DOEPTSIZ0) |
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#define OTG_HS_DIEPTSIZ(x) MMIO32(USB_OTG_HS_BASE + OTG_DIEPTSIZ(x))) |
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#define OTG_HS_DTXFSTS(x) MMIO32(USB_OTG_HS_BASE + OTG_DTXFSTS(x)) |
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#define OTG_HS_DOEPTSIZ(x) MMIO32(USB_OTG_HS_BASE + OTG_DOEPTSIZ(x)) |
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/* Power and clock gating control and status register */ |
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#define OTG_HS_PCGCCTL MMIO32(USB_OTG_HS_BASE + OTG_PCGCCTL) |
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/* Data FIFO */ |
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#define OTG_HS_FIFO(x) ((volatile u32*)(USB_OTG_HS_BASE + OTG_FIFO(x))) |
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/* Global CSRs */ |
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/* OTG_HS USB control registers (OTG_FS_GOTGCTL) */ |
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#define OTG_HS_GOTGCTL_BSVLD (1 << 19) |
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#define OTG_HS_GOTGCTL_ASVLD (1 << 18) |
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#define OTG_HS_GOTGCTL_DBCT (1 << 17) |
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#define OTG_HS_GOTGCTL_CIDSTS (1 << 16) |
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#define OTG_HS_GOTGCTL_DHNPEN (1 << 11) |
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#define OTG_HS_GOTGCTL_HSHNPEN (1 << 10) |
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#define OTG_HS_GOTGCTL_HNPRQ (1 << 9) |
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#define OTG_HS_GOTGCTL_HNGSCS (1 << 8) |
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#define OTG_HS_GOTGCTL_SRQ (1 << 1) |
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#define OTG_HS_GOTGCTL_SRQSCS (1 << 0) |
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/* OTG_FS AHB configuration register (OTG_HS_GAHBCFG) */ |
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#define OTG_HS_GAHBCFG_GINT 0x0001 |
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#define OTG_HS_GAHBCFG_TXFELVL 0x0080 |
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#define OTG_HS_GAHBCFG_PTXFELVL 0x0100 |
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/* OTG_FS USB configuration register (OTG_HS_GUSBCFG) */ |
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#define OTG_HS_GUSBCFG_TOCAL 0x00000003 |
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#define OTG_HS_GUSBCFG_SRPCAP 0x00000100 |
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#define OTG_HS_GUSBCFG_HNPCAP 0x00000200 |
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#define OTG_HS_GUSBCFG_TRDT_MASK (0xf << 10) |
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#define OTG_HS_GUSBCFG_TRDT_16BIT (0x5 << 10) |
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#define OTG_HS_GUSBCFG_TRDT_8BIT (0x9 << 10) |
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#define OTG_HS_GUSBCFG_NPTXRWEN 0x00004000 |
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#define OTG_HS_GUSBCFG_FHMOD 0x20000000 |
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#define OTG_HS_GUSBCFG_FDMOD 0x40000000 |
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#define OTG_HS_GUSBCFG_CTXPKT 0x80000000 |
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#define OTG_HS_GUSBCFG_PHYSEL (1 << 6) |
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/* OTG_FS reset register (OTG_HS_GRSTCTL) */ |
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#define OTG_HS_GRSTCTL_AHBIDL (1 << 31) |
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/* Bits 30:11 - Reserved */ |
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#define OTG_HS_GRSTCTL_TXFNUM_MASK (0x1f << 6) |
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#define OTG_HS_GRSTCTL_TXFFLSH (1 << 5) |
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#define OTG_HS_GRSTCTL_RXFFLSH (1 << 4) |
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/* Bit 3 - Reserved */ |
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#define OTG_HS_GRSTCTL_FCRST (1 << 2) |
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#define OTG_HS_GRSTCTL_HSRST (1 << 1) |
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#define OTG_HS_GRSTCTL_CSRST (1 << 0) |
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/* OTG_FS interrupt status register (OTG_HS_GINTSTS) */ |
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#define OTG_HS_GINTSTS_WKUPINT (1 << 31) |
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#define OTG_HS_GINTSTS_SRQINT (1 << 30) |
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#define OTG_HS_GINTSTS_DISCINT (1 << 29) |
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#define OTG_HS_GINTSTS_CIDSCHG (1 << 28) |
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/* Bit 27 - Reserved */ |
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#define OTG_HS_GINTSTS_PTXFE (1 << 26) |
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#define OTG_HS_GINTSTS_HCINT (1 << 25) |
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#define OTG_HS_GINTSTS_HPRTINT (1 << 24) |
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/* Bits 23:22 - Reserved */ |
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#define OTG_HS_GINTSTS_IPXFR (1 << 21) |
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#define OTG_HS_GINTSTS_INCOMPISOOUT (1 << 21) |
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#define OTG_HS_GINTSTS_IISOIXFR (1 << 20) |
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#define OTG_HS_GINTSTS_OEPINT (1 << 19) |
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#define OTG_HS_GINTSTS_IEPINT (1 << 18) |
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/* Bits 17:16 - Reserved */ |
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#define OTG_HS_GINTSTS_EOPF (1 << 15) |
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#define OTG_HS_GINTSTS_ISOODRP (1 << 14) |
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#define OTG_HS_GINTSTS_ENUMDNE (1 << 13) |
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#define OTG_HS_GINTSTS_USBRST (1 << 12) |
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#define OTG_HS_GINTSTS_USBSUSP (1 << 11) |
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#define OTG_HS_GINTSTS_ESUSP (1 << 10) |
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/* Bits 9:8 - Reserved */ |
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#define OTG_HS_GINTSTS_GONAKEFF (1 << 7) |
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#define OTG_HS_GINTSTS_GINAKEFF (1 << 6) |
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#define OTG_HS_GINTSTS_NPTXFE (1 << 5) |
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#define OTG_HS_GINTSTS_RXFLVL (1 << 4) |
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#define OTG_HS_GINTSTS_SOF (1 << 3) |
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#define OTG_HS_GINTSTS_OTGINT (1 << 2) |
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#define OTG_HS_GINTSTS_MMIS (1 << 1) |
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#define OTG_HS_GINTSTS_CMOD (1 << 0) |
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/* OTG_FS interrupt mask register (OTG_HS_GINTMSK) */ |
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#define OTG_HS_GINTMSK_MMISM 0x00000002 |
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#define OTG_HS_GINTMSK_OTGINT 0x00000004 |
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#define OTG_HS_GINTMSK_SOFM 0x00000008 |
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#define OTG_HS_GINTMSK_RXFLVLM 0x00000010 |
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#define OTG_HS_GINTMSK_NPTXFEM 0x00000020 |
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#define OTG_HS_GINTMSK_GINAKEFFM 0x00000040 |
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#define OTG_HS_GINTMSK_GONAKEFFM 0x00000080 |
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#define OTG_HS_GINTMSK_ESUSPM 0x00000400 |
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#define OTG_HS_GINTMSK_USBSUSPM 0x00000800 |
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#define OTG_HS_GINTMSK_USBRST 0x00001000 |
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#define OTG_HS_GINTMSK_ENUMDNEM 0x00002000 |
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#define OTG_HS_GINTMSK_ISOODRPM 0x00004000 |
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#define OTG_HS_GINTMSK_EOPFM 0x00008000 |
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#define OTG_HS_GINTMSK_EPMISM 0x00020000 |
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#define OTG_HS_GINTMSK_IEPINT 0x00040000 |
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#define OTG_HS_GINTMSK_OEPINT 0x00080000 |
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#define OTG_HS_GINTMSK_IISOIXFRM 0x00100000 |
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#define OTG_HS_GINTMSK_IISOOXFRM 0x00200000 |
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#define OTG_HS_GINTMSK_IPXFRM 0x00200000 |
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#define OTG_HS_GINTMSK_PRTIM 0x01000000 |
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#define OTG_HS_GINTMSK_HCIM 0x02000000 |
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#define OTG_HS_GINTMSK_PTXFEM 0x04000000 |
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#define OTG_HS_GINTMSK_CIDSCHGM 0x10000000 |
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#define OTG_HS_GINTMSK_DISCINT 0x20000000 |
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#define OTG_HS_GINTMSK_SRQIM 0x40000000 |
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#define OTG_HS_GINTMSK_WUIM 0x80000000 |
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/* OTG_FS Receive Status Pop Register (OTG_HS_GRXSTSP) */ |
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/* Bits 31:25 - Reserved */ |
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#define OTG_HS_GRXSTSP_FRMNUM_MASK (0xf << 21) |
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#define OTG_HS_GRXSTSP_PKTSTS_MASK (0xf << 17) |
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#define OTG_HS_GRXSTSP_PKTSTS_GOUTNAK (0x1 << 17) |
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#define OTG_HS_GRXSTSP_PKTSTS_OUT (0x2 << 17) |
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#define OTG_HS_GRXSTSP_PKTSTS_OUT_COMP (0x3 << 17) |
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#define OTG_HS_GRXSTSP_PKTSTS_SETUP_COMP (0x4 << 17) |
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#define OTG_HS_GRXSTSP_PKTSTS_SETUP (0x6 << 17) |
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#define OTG_HS_GRXSTSP_DPID_MASK (0x3 << 15) |
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#define OTG_HS_GRXSTSP_DPID_DATA0 (0x0 << 15) |
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#define OTG_HS_GRXSTSP_DPID_DATA1 (0x2 << 15) |
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#define OTG_HS_GRXSTSP_DPID_DATA2 (0x1 << 15) |
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#define OTG_HS_GRXSTSP_DPID_MDATA (0x3 << 15) |
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#define OTG_HS_GRXSTSP_BCNT_MASK (0x7ff << 4) |
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#define OTG_HS_GRXSTSP_EPNUM_MASK (0xf << 0) |
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/* OTG_FS general core configuration register (OTG_HS_GCCFG) */ |
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/* Bits 31:21 - Reserved */ |
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#define OTG_HS_GCCFG_SOFOUTEN (1 << 20) |
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#define OTG_HS_GCCFG_VBUSBSEN (1 << 19) |
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#define OTG_HS_GCCFG_VBUSASEN (1 << 18) |
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/* Bit 17 - Reserved */ |
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#define OTG_HS_GCCFG_PWRDWN (1 << 16) |
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/* Bits 15:0 - Reserved */ |
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/* Device-mode CSRs */ |
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/* OTG_FS device control register (OTG_HS_DCTL) */ |
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/* Bits 31:12 - Reserved */ |
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#define OTG_HS_DCTL_POPRGDNE (1 << 11) |
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#define OTG_HS_DCTL_CGONAK (1 << 10) |
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#define OTG_HS_DCTL_SGONAK (1 << 9) |
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#define OTG_HS_DCTL_SGINAK (1 << 8) |
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#define OTG_HS_DCTL_TCTL_MASK (7 << 4) |
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#define OTG_HS_DCTL_GONSTS (1 << 3) |
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#define OTG_HS_DCTL_GINSTS (1 << 2) |
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#define OTG_HS_DCTL_SDIS (1 << 1) |
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#define OTG_HS_DCTL_RWUSIG (1 << 0) |
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||||
|
/* OTG_FS device configuration register (OTG_HS_DCFG) */ |
||||
|
#define OTG_HS_DCFG_DSPD 0x0003 |
||||
|
#define OTG_HS_DCFG_NZLSOHSK 0x0004 |
||||
|
#define OTG_HS_DCFG_DAD 0x07F0 |
||||
|
#define OTG_HS_DCFG_PFIVL 0x1800 |
||||
|
|
||||
|
/* OTG_FS Device IN Endpoint Common Interrupt Mask Register (OTG_HS_DIEPMSK) */ |
||||
|
/* Bits 31:10 - Reserved */ |
||||
|
#define OTG_HS_DIEPMSK_BIM (1 << 9) |
||||
|
#define OTG_HS_DIEPMSK_TXFURM (1 << 8) |
||||
|
/* Bit 7 - Reserved */ |
||||
|
#define OTG_HS_DIEPMSK_INEPNEM (1 << 6) |
||||
|
#define OTG_HS_DIEPMSK_INEPNMM (1 << 5) |
||||
|
#define OTG_HS_DIEPMSK_ITTXFEMSK (1 << 4) |
||||
|
#define OTG_HS_DIEPMSK_TOM (1 << 3) |
||||
|
/* Bit 2 - Reserved */ |
||||
|
#define OTG_HS_DIEPMSK_EPDM (1 << 1) |
||||
|
#define OTG_HS_DIEPMSK_XFRCM (1 << 0) |
||||
|
|
||||
|
/* OTG_FS Device OUT Endpoint Common Interrupt Mask Register (OTG_HS_DOEPMSK) */ |
||||
|
/* Bits 31:10 - Reserved */ |
||||
|
#define OTG_HS_DOEPMSK_BOIM (1 << 9) |
||||
|
#define OTG_HS_DOEPMSK_OPEM (1 << 8) |
||||
|
/* Bit 7 - Reserved */ |
||||
|
#define OTG_HS_DOEPMSK_B2BSTUP (1 << 6) |
||||
|
/* Bit 5 - Reserved */ |
||||
|
#define OTG_HS_DOEPMSK_OTEPDM (1 << 4) |
||||
|
#define OTG_HS_DOEPMSK_STUPM (1 << 3) |
||||
|
/* Bit 2 - Reserved */ |
||||
|
#define OTG_HS_DOEPMSK_EPDM (1 << 1) |
||||
|
#define OTG_HS_DOEPMSK_XFRCM (1 << 0) |
||||
|
|
||||
|
/* OTG_FS Device Control IN Endpoint 0 Control Register (OTG_HS_DIEPCTL0) */ |
||||
|
#define OTG_HS_DIEPCTL0_EPENA (1 << 31) |
||||
|
#define OTG_HS_DIEPCTL0_EPDIS (1 << 30) |
||||
|
/* Bits 29:28 - Reserved */ |
||||
|
#define OTG_HS_DIEPCTLX_SD0PID (1 << 28) |
||||
|
#define OTG_HS_DIEPCTL0_SNAK (1 << 27) |
||||
|
#define OTG_HS_DIEPCTL0_CNAK (1 << 26) |
||||
|
#define OTG_HS_DIEPCTL0_TXFNUM_MASK (0xf << 22) |
||||
|
#define OTG_HS_DIEPCTL0_STALL (1 << 21) |
||||
|
/* Bit 20 - Reserved */ |
||||
|
#define OTG_HS_DIEPCTL0_EPTYP_MASK (0x3 << 18) |
||||
|
#define OTG_HS_DIEPCTL0_NAKSTS (1 << 17) |
||||
|
/* Bit 16 - Reserved */ |
||||
|
#define OTG_HS_DIEPCTL0_USBAEP (1 << 15) |
||||
|
/* Bits 14:2 - Reserved */ |
||||
|
#define OTG_HS_DIEPCTL0_MPSIZ_MASK (0x3 << 0) |
||||
|
#define OTG_HS_DIEPCTL0_MPSIZ_64 (0x0 << 0) |
||||
|
#define OTG_HS_DIEPCTL0_MPSIZ_32 (0x1 << 0) |
||||
|
#define OTG_HS_DIEPCTL0_MPSIZ_16 (0x2 << 0) |
||||
|
#define OTG_HS_DIEPCTL0_MPSIZ_8 (0x3 << 0) |
||||
|
|
||||
|
/* OTG_FS Device Control OUT Endpoint 0 Control Register (OTG_HS_DOEPCTL0) */ |
||||
|
#define OTG_HS_DOEPCTL0_EPENA (1 << 31) |
||||
|
#define OTG_HS_DOEPCTL0_EPDIS (1 << 30) |
||||
|
/* Bits 29:28 - Reserved */ |
||||
|
#define OTG_HS_DOEPCTLX_SD0PID (1 << 28) |
||||
|
#define OTG_HS_DOEPCTL0_SNAK (1 << 27) |
||||
|
#define OTG_HS_DOEPCTL0_CNAK (1 << 26) |
||||
|
/* Bits 25:22 - Reserved */ |
||||
|
#define OTG_HS_DOEPCTL0_STALL (1 << 21) |
||||
|
#define OTG_HS_DOEPCTL0_SNPM (1 << 20) |
||||
|
#define OTG_HS_DOEPCTL0_EPTYP_MASK (0x3 << 18) |
||||
|
#define OTG_HS_DOEPCTL0_NAKSTS (1 << 17) |
||||
|
/* Bit 16 - Reserved */ |
||||
|
#define OTG_HS_DOEPCTL0_USBAEP (1 << 15) |
||||
|
/* Bits 14:2 - Reserved */ |
||||
|
#define OTG_HS_DOEPCTL0_MPSIZ_MASK (0x3 << 0) |
||||
|
#define OTG_HS_DOEPCTL0_MPSIZ_64 (0x0 << 0) |
||||
|
#define OTG_HS_DOEPCTL0_MPSIZ_32 (0x1 << 0) |
||||
|
#define OTG_HS_DOEPCTL0_MPSIZ_16 (0x2 << 0) |
||||
|
#define OTG_HS_DOEPCTL0_MPSIZ_8 (0x3 << 0) |
||||
|
|
||||
|
/* OTG_FS Device IN Endpoint Interrupt Register (OTG_HS_DIEPINTx) */ |
||||
|
/* Bits 31:8 - Reserved */ |
||||
|
#define OTG_HS_DIEPINTX_TXFE (1 << 7) |
||||
|
#define OTG_HS_DIEPINTX_INEPNE (1 << 6) |
||||
|
/* Bit 5 - Reserved */ |
||||
|
#define OTG_HS_DIEPINTX_ITTXFE (1 << 4) |
||||
|
#define OTG_HS_DIEPINTX_TOC (1 << 3) |
||||
|
/* Bit 2 - Reserved */ |
||||
|
#define OTG_HS_DIEPINTX_EPDISD (1 << 1) |
||||
|
#define OTG_HS_DIEPINTX_XFRC (1 << 0) |
||||
|
|
||||
|
/* OTG_FS Device IN Endpoint Interrupt Register (OTG_HS_DOEPINTx) */ |
||||
|
/* Bits 31:7 - Reserved */ |
||||
|
#define OTG_HS_DOEPINTX_B2BSTUP (1 << 6) |
||||
|
/* Bit 5 - Reserved */ |
||||
|
#define OTG_HS_DOEPINTX_OTEPDIS (1 << 4) |
||||
|
#define OTG_HS_DOEPINTX_STUP (1 << 3) |
||||
|
/* Bit 2 - Reserved */ |
||||
|
#define OTG_HS_DOEPINTX_EPDISD (1 << 1) |
||||
|
#define OTG_HS_DOEPINTX_XFRC (1 << 0) |
||||
|
|
||||
|
/* OTG_FS Device OUT Endpoint 0 Transfer Size Regsiter (OTG_HS_DOEPTSIZ0) */ |
||||
|
/* Bit 31 - Reserved */ |
||||
|
#define OTG_HS_DIEPSIZ0_STUPCNT_1 (0x1 << 29) |
||||
|
#define OTG_HS_DIEPSIZ0_STUPCNT_2 (0x2 << 29) |
||||
|
#define OTG_HS_DIEPSIZ0_STUPCNT_3 (0x3 << 29) |
||||
|
#define OTG_HS_DIEPSIZ0_STUPCNT_MASK (0x3 << 29) |
||||
|
/* Bits 28:20 - Reserved */ |
||||
|
#define OTG_HS_DIEPSIZ0_PKTCNT (1 << 19) |
||||
|
/* Bits 18:7 - Reserved */ |
||||
|
#define OTG_HS_DIEPSIZ0_XFRSIZ_MASK (0x7f << 0) |
||||
|
|
||||
|
#endif |
||||
@ -0,0 +1,91 @@ |
|||||
|
/*
|
||||
|
* This file is part of the libopencm3 project. |
||||
|
* |
||||
|
* Copyright (C) 2011 Gareth McMullin <gareth@blacksphere.co.nz> |
||||
|
* |
||||
|
* This library is free software: you can redistribute it and/or modify |
||||
|
* it under the terms of the GNU Lesser General Public License as published by |
||||
|
* the Free Software Foundation, either version 3 of the License, or |
||||
|
* (at your option) any later version. |
||||
|
* |
||||
|
* This library is distributed in the hope that it will be useful, |
||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
|
* GNU Lesser General Public License for more details. |
||||
|
* |
||||
|
* You should have received a copy of the GNU Lesser General Public License |
||||
|
* along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
*/ |
||||
|
|
||||
|
#include <string.h> |
||||
|
#include <libopencm3/cm3/common.h> |
||||
|
#include <libopencm3/stm32/tools.h> |
||||
|
#include <libopencm3/stm32/otg_hs.h> |
||||
|
#include <libopencm3/usb/usbd.h> |
||||
|
#include "usb_private.h" |
||||
|
#include "usb_fx07_common.h" |
||||
|
|
||||
|
/* Receive FIFO size in 32-bit words. */ |
||||
|
#define RX_FIFO_SIZE 512 |
||||
|
|
||||
|
static usbd_device *stm32f207_usbd_init(void); |
||||
|
|
||||
|
static struct _usbd_device usbd_dev; |
||||
|
|
||||
|
const struct _usbd_driver stm32f207_usb_driver = { |
||||
|
.init = stm32f207_usbd_init, |
||||
|
.set_address = stm32fx07_set_address, |
||||
|
.ep_setup = stm32fx07_ep_setup, |
||||
|
.ep_reset = stm32fx07_endpoints_reset, |
||||
|
.ep_stall_set = stm32fx07_ep_stall_set, |
||||
|
.ep_stall_get = stm32fx07_ep_stall_get, |
||||
|
.ep_nak_set = stm32fx07_ep_nak_set, |
||||
|
.ep_write_packet = stm32fx07_ep_write_packet, |
||||
|
.ep_read_packet = stm32fx07_ep_read_packet, |
||||
|
.poll = stm32fx07_poll, |
||||
|
.disconnect = stm32fx07_disconnect, |
||||
|
.base_address = USB_OTG_HS_BASE, |
||||
|
.set_address_before_status = 1, |
||||
|
.rx_fifo_size = RX_FIFO_SIZE, |
||||
|
}; |
||||
|
|
||||
|
/** Initialize the USB device controller hardware of the STM32. */ |
||||
|
static usbd_device *stm32f207_usbd_init(void) |
||||
|
{ |
||||
|
OTG_HS_GINTSTS = OTG_HS_GINTSTS_MMIS; |
||||
|
|
||||
|
OTG_HS_GUSBCFG |= OTG_HS_GUSBCFG_PHYSEL; |
||||
|
/* Enable VBUS sensing in device mode and power down the PHY. */ |
||||
|
OTG_HS_GCCFG |= OTG_HS_GCCFG_VBUSBSEN | OTG_HS_GCCFG_PWRDWN; |
||||
|
|
||||
|
/* Wait for AHB idle. */ |
||||
|
while (!(OTG_HS_GRSTCTL & OTG_HS_GRSTCTL_AHBIDL)) ; |
||||
|
/* Do core soft reset. */ |
||||
|
OTG_HS_GRSTCTL |= OTG_HS_GRSTCTL_CSRST; |
||||
|
while (OTG_HS_GRSTCTL & OTG_HS_GRSTCTL_CSRST) ; |
||||
|
|
||||
|
/* Force peripheral only mode. */ |
||||
|
OTG_HS_GUSBCFG |= OTG_HS_GUSBCFG_FDMOD | OTG_HS_GUSBCFG_TRDT_MASK; |
||||
|
|
||||
|
/* Full speed device. */ |
||||
|
OTG_HS_DCFG |= OTG_HS_DCFG_DSPD; |
||||
|
|
||||
|
/* Restart the PHY clock. */ |
||||
|
OTG_HS_PCGCCTL = 0; |
||||
|
|
||||
|
OTG_HS_GRXFSIZ = stm32f207_usb_driver.rx_fifo_size; |
||||
|
usbd_dev.fifo_mem_top = stm32f207_usb_driver.rx_fifo_size; |
||||
|
|
||||
|
/* Unmask interrupts for TX and RX. */ |
||||
|
OTG_HS_GAHBCFG |= OTG_HS_GAHBCFG_GINT; |
||||
|
OTG_HS_GINTMSK = OTG_HS_GINTMSK_ENUMDNEM | |
||||
|
OTG_HS_GINTMSK_RXFLVLM | |
||||
|
OTG_HS_GINTMSK_IEPINT | |
||||
|
OTG_HS_GINTMSK_USBSUSPM | |
||||
|
OTG_HS_GINTMSK_WUIM | |
||||
|
OTG_HS_GINTMSK_SOFM; |
||||
|
OTG_HS_DAINTMSK = 0xF; |
||||
|
OTG_HS_DIEPMSK = OTG_HS_DIEPMSK_XFRCM; |
||||
|
|
||||
|
return &usbd_dev; |
||||
|
} |
||||
@ -0,0 +1,318 @@ |
|||||
|
/*
|
||||
|
* This file is part of the libopencm3 project. |
||||
|
* |
||||
|
* Copyright (C) 2011 Gareth McMullin <gareth@blacksphere.co.nz> |
||||
|
* |
||||
|
* This library is free software: you can redistribute it and/or modify |
||||
|
* it under the terms of the GNU Lesser General Public License as published by |
||||
|
* the Free Software Foundation, either version 3 of the License, or |
||||
|
* (at your option) any later version. |
||||
|
* |
||||
|
* This library is distributed in the hope that it will be useful, |
||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
|
* GNU Lesser General Public License for more details. |
||||
|
* |
||||
|
* You should have received a copy of the GNU Lesser General Public License |
||||
|
* along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
*/ |
||||
|
|
||||
|
#include <string.h> |
||||
|
#include <libopencm3/cm3/common.h> |
||||
|
#include <libopencm3/stm32/tools.h> |
||||
|
#include <libopencm3/stm32/otg_fs.h> |
||||
|
#include <libopencm3/stm32/otg_hs.h> |
||||
|
#include <libopencm3/usb/usbd.h> |
||||
|
#include "usb_private.h" |
||||
|
#include "usb_fx07_common.h" |
||||
|
|
||||
|
/* The FS core and the HS core have the same register layout.
|
||||
|
* As the code can be used on both cores, the registers offset is modified |
||||
|
* according to the selected cores base address. */ |
||||
|
#define dev_base_address (usbd_dev->driver->base_address) |
||||
|
#define REBASE(x) MMIO32((x)+(dev_base_address)) |
||||
|
#define REBASE_FIFO(x) ((volatile u32*)((dev_base_address) + (OTG_FIFO(x)))) |
||||
|
|
||||
|
void stm32fx07_set_address(usbd_device *usbd_dev, u8 addr) |
||||
|
{ |
||||
|
REBASE(OTG_DCFG) = (REBASE(OTG_DCFG) & ~OTG_FS_DCFG_DAD) | (addr << 4); |
||||
|
} |
||||
|
|
||||
|
void stm32fx07_ep_setup(usbd_device *usbd_dev, u8 addr, u8 type, u16 max_size, |
||||
|
void (*callback) (usbd_device *usbd_dev, u8 ep)) |
||||
|
{ |
||||
|
/*
|
||||
|
* Configure endpoint address and type. Allocate FIFO memory for |
||||
|
* endpoint. Install callback funciton. |
||||
|
*/ |
||||
|
u8 dir = addr & 0x80; |
||||
|
addr &= 0x7f; |
||||
|
|
||||
|
if (addr == 0) { /* For the default control endpoint */ |
||||
|
/* Configure IN part. */ |
||||
|
if (max_size >= 64) { |
||||
|
REBASE(OTG_DIEPCTL0) = OTG_FS_DIEPCTL0_MPSIZ_64; |
||||
|
} else if (max_size >= 32) { |
||||
|
REBASE(OTG_DIEPCTL0) = OTG_FS_DIEPCTL0_MPSIZ_32; |
||||
|
} else if (max_size >= 16) { |
||||
|
REBASE(OTG_DIEPCTL0) = OTG_FS_DIEPCTL0_MPSIZ_16; |
||||
|
} else { |
||||
|
REBASE(OTG_DIEPCTL0) = OTG_FS_DIEPCTL0_MPSIZ_8; |
||||
|
} |
||||
|
REBASE(OTG_DIEPTSIZ0) = |
||||
|
(max_size & OTG_FS_DIEPSIZ0_XFRSIZ_MASK); |
||||
|
REBASE(OTG_DIEPCTL0) |= |
||||
|
OTG_FS_DIEPCTL0_EPENA | OTG_FS_DIEPCTL0_SNAK; |
||||
|
|
||||
|
/* Configure OUT part. */ |
||||
|
usbd_dev->doeptsiz[0] = OTG_FS_DIEPSIZ0_STUPCNT_1 | |
||||
|
OTG_FS_DIEPSIZ0_PKTCNT | |
||||
|
(max_size & OTG_FS_DIEPSIZ0_XFRSIZ_MASK); |
||||
|
REBASE(OTG_DOEPTSIZ(0)) = usbd_dev->doeptsiz[0]; |
||||
|
REBASE(OTG_DOEPCTL(0)) |= |
||||
|
OTG_FS_DOEPCTL0_EPENA | OTG_FS_DIEPCTL0_SNAK; |
||||
|
|
||||
|
REBASE(OTG_GNPTXFSIZ) = ((max_size / 4) << 16) | |
||||
|
usbd_dev->driver->rx_fifo_size; |
||||
|
usbd_dev->fifo_mem_top += max_size / 4; |
||||
|
usbd_dev->fifo_mem_top_ep0 = usbd_dev->fifo_mem_top; |
||||
|
|
||||
|
return; |
||||
|
} |
||||
|
|
||||
|
if (dir) { |
||||
|
REBASE(OTG_DIEPTXF(addr)) = ((max_size / 4) << 16) | |
||||
|
usbd_dev->fifo_mem_top; |
||||
|
usbd_dev->fifo_mem_top += max_size / 4; |
||||
|
|
||||
|
REBASE(OTG_DIEPTSIZ(addr)) = |
||||
|
(max_size & OTG_FS_DIEPSIZ0_XFRSIZ_MASK); |
||||
|
REBASE(OTG_DIEPCTL(addr)) |= |
||||
|
OTG_FS_DIEPCTL0_EPENA | OTG_FS_DIEPCTL0_SNAK | (type << 18) |
||||
|
| OTG_FS_DIEPCTL0_USBAEP | OTG_FS_DIEPCTLX_SD0PID |
||||
|
| (addr << 22) | max_size; |
||||
|
|
||||
|
if (callback) { |
||||
|
usbd_dev->user_callback_ctr[addr][USB_TRANSACTION_IN] = |
||||
|
(void *)callback; |
||||
|
} |
||||
|
} |
||||
|
|
||||
|
if (!dir) { |
||||
|
usbd_dev->doeptsiz[addr] = OTG_FS_DIEPSIZ0_PKTCNT | |
||||
|
(max_size & OTG_FS_DIEPSIZ0_XFRSIZ_MASK); |
||||
|
REBASE(OTG_DOEPTSIZ(addr)) = usbd_dev->doeptsiz[addr]; |
||||
|
REBASE(OTG_DOEPCTL(addr)) |= OTG_FS_DOEPCTL0_EPENA | |
||||
|
OTG_FS_DOEPCTL0_USBAEP | OTG_FS_DIEPCTL0_CNAK | |
||||
|
OTG_FS_DOEPCTLX_SD0PID | (type << 18) | max_size; |
||||
|
|
||||
|
if (callback) { |
||||
|
usbd_dev->user_callback_ctr[addr][USB_TRANSACTION_OUT] = |
||||
|
(void *)callback; |
||||
|
} |
||||
|
} |
||||
|
} |
||||
|
|
||||
|
void stm32fx07_endpoints_reset(usbd_device *usbd_dev) |
||||
|
{ |
||||
|
/* The core resets the endpoints automatically on reset. */ |
||||
|
usbd_dev->fifo_mem_top = usbd_dev->fifo_mem_top_ep0; |
||||
|
} |
||||
|
|
||||
|
void stm32fx07_ep_stall_set(usbd_device *usbd_dev, u8 addr, u8 stall) |
||||
|
{ |
||||
|
if (addr == 0) { |
||||
|
if (stall) |
||||
|
REBASE(OTG_DIEPCTL(addr)) |= OTG_FS_DIEPCTL0_STALL; |
||||
|
else |
||||
|
REBASE(OTG_DIEPCTL(addr)) &= ~OTG_FS_DIEPCTL0_STALL; |
||||
|
} |
||||
|
|
||||
|
if (addr & 0x80) { |
||||
|
addr &= 0x7F; |
||||
|
|
||||
|
if (stall) { |
||||
|
REBASE(OTG_DIEPCTL(addr)) |= OTG_FS_DIEPCTL0_STALL; |
||||
|
} else { |
||||
|
REBASE(OTG_DIEPCTL(addr)) &= ~OTG_FS_DIEPCTL0_STALL; |
||||
|
REBASE(OTG_DIEPCTL(addr)) |= OTG_FS_DIEPCTLX_SD0PID; |
||||
|
} |
||||
|
} else { |
||||
|
if (stall) { |
||||
|
REBASE(OTG_DOEPCTL(addr)) |= OTG_FS_DOEPCTL0_STALL; |
||||
|
} else { |
||||
|
REBASE(OTG_DOEPCTL(addr)) &= ~OTG_FS_DOEPCTL0_STALL; |
||||
|
REBASE(OTG_DOEPCTL(addr)) |= OTG_FS_DOEPCTLX_SD0PID; |
||||
|
} |
||||
|
} |
||||
|
} |
||||
|
|
||||
|
u8 stm32fx07_ep_stall_get(usbd_device *usbd_dev, u8 addr) |
||||
|
{ |
||||
|
/* Return non-zero if STALL set. */ |
||||
|
if (addr & 0x80) |
||||
|
return (REBASE(OTG_DIEPCTL(addr & 0x7f)) & |
||||
|
OTG_FS_DIEPCTL0_STALL) ? 1 : 0; |
||||
|
else |
||||
|
return (REBASE(OTG_DOEPCTL(addr)) & |
||||
|
OTG_FS_DOEPCTL0_STALL) ? 1 : 0; |
||||
|
} |
||||
|
|
||||
|
void stm32fx07_ep_nak_set(usbd_device *usbd_dev, u8 addr, u8 nak) |
||||
|
{ |
||||
|
/* It does not make sence to force NAK on IN endpoints. */ |
||||
|
if (addr & 0x80) |
||||
|
return; |
||||
|
|
||||
|
usbd_dev->force_nak[addr] = nak; |
||||
|
|
||||
|
if (nak) |
||||
|
REBASE(OTG_DOEPCTL(addr)) |= OTG_FS_DOEPCTL0_SNAK; |
||||
|
else |
||||
|
REBASE(OTG_DOEPCTL(addr)) |= OTG_FS_DOEPCTL0_CNAK; |
||||
|
} |
||||
|
|
||||
|
u16 stm32fx07_ep_write_packet(usbd_device *usbd_dev, u8 addr, |
||||
|
const void *buf, u16 len) |
||||
|
{ |
||||
|
const u32 *buf32 = buf; |
||||
|
int i; |
||||
|
|
||||
|
addr &= 0x7F; |
||||
|
|
||||
|
/* Return if endpoint is already enabled. */ |
||||
|
if (REBASE(OTG_DIEPTSIZ(addr)) & OTG_FS_DIEPSIZ0_PKTCNT) |
||||
|
return 0; |
||||
|
|
||||
|
/* Enable endpoint for transmission. */ |
||||
|
REBASE(OTG_DIEPTSIZ(addr)) = OTG_FS_DIEPSIZ0_PKTCNT | len; |
||||
|
REBASE(OTG_DIEPCTL(addr)) |= OTG_FS_DIEPCTL0_EPENA | |
||||
|
OTG_FS_DIEPCTL0_CNAK; |
||||
|
volatile u32 *fifo = REBASE_FIFO(addr); |
||||
|
|
||||
|
/* Copy buffer to endpoint FIFO, note - memcpy does not work */ |
||||
|
for (i = len; i > 0; i -= 4) |
||||
|
*fifo++ = *buf32++; |
||||
|
|
||||
|
return len; |
||||
|
} |
||||
|
|
||||
|
u16 stm32fx07_ep_read_packet(usbd_device *usbd_dev, u8 addr, void *buf, u16 len) |
||||
|
{ |
||||
|
int i; |
||||
|
u32 *buf32 = buf; |
||||
|
u32 extra; |
||||
|
|
||||
|
len = MIN(len, usbd_dev->rxbcnt); |
||||
|
usbd_dev->rxbcnt -= len; |
||||
|
|
||||
|
volatile u32 *fifo = REBASE_FIFO(addr); |
||||
|
for (i = len; i >= 4; i -= 4) |
||||
|
*buf32++ = *fifo++; |
||||
|
|
||||
|
if (i) { |
||||
|
extra = *fifo++; |
||||
|
memcpy(buf32, &extra, i); |
||||
|
} |
||||
|
|
||||
|
REBASE(OTG_DOEPTSIZ(addr)) = usbd_dev->doeptsiz[addr]; |
||||
|
REBASE(OTG_DOEPCTL(addr)) |= OTG_FS_DOEPCTL0_EPENA | |
||||
|
(usbd_dev->force_nak[addr] ? |
||||
|
OTG_FS_DOEPCTL0_SNAK : OTG_FS_DOEPCTL0_CNAK); |
||||
|
|
||||
|
return len; |
||||
|
} |
||||
|
|
||||
|
void stm32fx07_poll(usbd_device *usbd_dev) |
||||
|
{ |
||||
|
/* Read interrupt status register. */ |
||||
|
u32 intsts = REBASE(OTG_GINTSTS); |
||||
|
int i; |
||||
|
|
||||
|
if (intsts & OTG_FS_GINTSTS_ENUMDNE) { |
||||
|
/* Handle USB RESET condition. */ |
||||
|
REBASE(OTG_GINTSTS) = OTG_FS_GINTSTS_ENUMDNE; |
||||
|
usbd_dev->fifo_mem_top = usbd_dev->driver->rx_fifo_size; |
||||
|
_usbd_reset(usbd_dev); |
||||
|
return; |
||||
|
} |
||||
|
|
||||
|
/* Note: RX and TX handled differently in this device. */ |
||||
|
if (intsts & OTG_FS_GINTSTS_RXFLVL) { |
||||
|
/* Receive FIFO non-empty. */ |
||||
|
u32 rxstsp = REBASE(OTG_GRXSTSP); |
||||
|
u32 pktsts = rxstsp & OTG_FS_GRXSTSP_PKTSTS_MASK; |
||||
|
if ((pktsts != OTG_FS_GRXSTSP_PKTSTS_OUT) && |
||||
|
(pktsts != OTG_FS_GRXSTSP_PKTSTS_SETUP)) |
||||
|
return; |
||||
|
|
||||
|
u8 ep = rxstsp & OTG_FS_GRXSTSP_EPNUM_MASK; |
||||
|
u8 type; |
||||
|
if (pktsts == OTG_FS_GRXSTSP_PKTSTS_SETUP) |
||||
|
type = USB_TRANSACTION_SETUP; |
||||
|
else |
||||
|
type = USB_TRANSACTION_OUT; |
||||
|
|
||||
|
/* Save packet size for stm32f107_ep_read_packet(). */ |
||||
|
usbd_dev->rxbcnt = (rxstsp & OTG_FS_GRXSTSP_BCNT_MASK) >> 4; |
||||
|
|
||||
|
/*
|
||||
|
* FIXME: Why is a delay needed here? |
||||
|
* This appears to fix a problem where the first 4 bytes |
||||
|
* of the DATA OUT stage of a control transaction are lost. |
||||
|
*/ |
||||
|
for (i = 0; i < 1000; i++) |
||||
|
__asm__("nop"); |
||||
|
|
||||
|
if (usbd_dev->user_callback_ctr[ep][type]) |
||||
|
usbd_dev->user_callback_ctr[ep][type] (usbd_dev, ep); |
||||
|
|
||||
|
/* Discard unread packet data. */ |
||||
|
for (i = 0; i < usbd_dev->rxbcnt; i += 4) |
||||
|
(void)*REBASE_FIFO(ep); |
||||
|
|
||||
|
usbd_dev->rxbcnt = 0; |
||||
|
} |
||||
|
|
||||
|
/*
|
||||
|
* There is no global interrupt flag for transmit complete. |
||||
|
* The XFRC bit must be checked in each OTG_FS_DIEPINT(x). |
||||
|
*/ |
||||
|
for (i = 0; i < 4; i++) { /* Iterate over endpoints. */ |
||||
|
if (REBASE(OTG_DIEPINT(i)) & OTG_FS_DIEPINTX_XFRC) { |
||||
|
/* Transfer complete. */ |
||||
|
if (usbd_dev->user_callback_ctr[i][USB_TRANSACTION_IN]) |
||||
|
usbd_dev->user_callback_ctr[i] |
||||
|
[USB_TRANSACTION_IN](usbd_dev, i); |
||||
|
|
||||
|
REBASE(OTG_DIEPINT(i)) = OTG_FS_DIEPINTX_XFRC; |
||||
|
} |
||||
|
} |
||||
|
|
||||
|
if (intsts & OTG_FS_GINTSTS_USBSUSP) { |
||||
|
if (usbd_dev->user_callback_suspend) |
||||
|
usbd_dev->user_callback_suspend(); |
||||
|
REBASE(OTG_GINTSTS) = OTG_FS_GINTSTS_USBSUSP; |
||||
|
} |
||||
|
|
||||
|
if (intsts & OTG_FS_GINTSTS_WKUPINT) { |
||||
|
if (usbd_dev->user_callback_resume) |
||||
|
usbd_dev->user_callback_resume(); |
||||
|
REBASE(OTG_GINTSTS) = OTG_FS_GINTSTS_WKUPINT; |
||||
|
} |
||||
|
|
||||
|
if (intsts & OTG_FS_GINTSTS_SOF) { |
||||
|
if (usbd_dev->user_callback_sof) |
||||
|
usbd_dev->user_callback_sof(); |
||||
|
REBASE(OTG_GINTSTS) = OTG_FS_GINTSTS_SOF; |
||||
|
} |
||||
|
} |
||||
|
|
||||
|
void stm32fx07_disconnect(usbd_device *usbd_dev, bool disconnected) |
||||
|
{ |
||||
|
if (disconnected) { |
||||
|
REBASE(OTG_DCTL) |= OTG_FS_DCTL_SDIS; |
||||
|
} else { |
||||
|
REBASE(OTG_DCTL) &= ~OTG_FS_DCTL_SDIS; |
||||
|
} |
||||
|
} |
||||
@ -0,0 +1,38 @@ |
|||||
|
/*
|
||||
|
* This file is part of the libopencm3 project. |
||||
|
* |
||||
|
* Copyright (C) 2011 Gareth McMullin <gareth@blacksphere.co.nz> |
||||
|
* |
||||
|
* This library is free software: you can redistribute it and/or modify |
||||
|
* it under the terms of the GNU Lesser General Public License as published by |
||||
|
* the Free Software Foundation, either version 3 of the License, or |
||||
|
* (at your option) any later version. |
||||
|
* |
||||
|
* This library is distributed in the hope that it will be useful, |
||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
|
* GNU Lesser General Public License for more details. |
||||
|
* |
||||
|
* You should have received a copy of the GNU Lesser General Public License |
||||
|
* along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
*/ |
||||
|
|
||||
|
#ifndef __USB_FX07_COMMON_H_ |
||||
|
#define __USB_FX07_COMMON_H_ |
||||
|
|
||||
|
void stm32fx07_set_address(usbd_device *usbd_dev, u8 addr); |
||||
|
void stm32fx07_ep_setup(usbd_device *usbd_dev, u8 addr, u8 type, u16 max_size, |
||||
|
void (*callback)(usbd_device *usbd_dev, u8 ep)); |
||||
|
void stm32fx07_endpoints_reset(usbd_device *usbd_dev); |
||||
|
void stm32fx07_ep_stall_set(usbd_device *usbd_dev, u8 addr, u8 stall); |
||||
|
u8 stm32fx07_ep_stall_get(usbd_device *usbd_dev, u8 addr); |
||||
|
void stm32fx07_ep_nak_set(usbd_device *usbd_dev, u8 addr, u8 nak); |
||||
|
u16 stm32fx07_ep_write_packet(usbd_device *usbd_dev, u8 addr, const void *buf, |
||||
|
u16 len); |
||||
|
u16 stm32fx07_ep_read_packet(usbd_device *usbd_dev, u8 addr, void *buf, |
||||
|
u16 len); |
||||
|
void stm32fx07_poll(usbd_device *usbd_dev); |
||||
|
void stm32fx07_disconnect(usbd_device *usbd_dev, bool disconnected); |
||||
|
|
||||
|
|
||||
|
#endif /* __USB_FX07_COMMON_H_ */ |
||||
Loading…
Reference in new issue