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nuttx/arch/mips/src/pic32mx/pic32mx-usbotg.h

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Updates for PIC32MX USB driver git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4233 42af7a65-404d-4744-a932-0658087f49c3
2011-12-27 21:07:17 +01:00
/************************************************************************************
* arch/mips/src/pic32mx/pic32mx-usbotg.h
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
************************************************************************************/
#ifndef __ARCH_MIPS_SRC_PIC32MX_PIC32MX_USBOTG_H
#define __ARCH_MIPS_SRC_PIC32MX_PIC32MX_USBOTG_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#include "pic32mx-memorymap.h"
/************************************************************************************
* Pre-Processor Definitions
************************************************************************************/
/* Register Offsets *****************************************************************/
#define PIC32MX_USBOTG_IR_OFFSET 0x0040 /* USB OTG Interrupt Flags Register */
#define PIC32MX_USBOTG_IE_OFFSET 0x0050 /* USB OTG Interrupt Enable Register */
#define PIC32MX_USBOTG_STAT_OFFSET 0x0060 /* USB Comparator and Pin Status Register */
#define PIC32MX_USBOTG_CON_OFFSET 0x0070 /* USB Resistor and Pin Control Register */
#define PIC32MX_USB_PWRC_OFFSET 0x0080 /* USB Power Control Register */
#define PIC32MX_USB_IR_OFFSET 0x0200 /* USB Pending Interrupt Register */
#define PIC32MX_USB_IE_OFFSET 0x0210 /* USB Interrupt Enable Register */
#define PIC32MX_USB_EIR_OFFSET 0x0220 /* USB Pending Error Interrupt Register */
#define PIC32MX_USB_EIE_OFFSET 0x0230 /* USB Interrupt Error Enable Register */
#define PIC32MX_USB_STAT_OFFSET 0x0240 /* USB Status FIFO Register */
#define PIC32MX_USB_CON_OFFSET 0x0250 /* USB Module Control Register */
#define PIC32MX_USB_ADDR_OFFSET 0x0260 /* USB Address Register */
#define PIC32MX_USB_FRMH_OFFSET 0x0290 /* USB Frame Counter Register (high) */
#define PIC32MX_USB_FRML_OFFSET 0x0280 /* USB Frame Counter Register (low) */
#define PIC32MX_USB_TOK_OFFSET 0x02a0 /* USB Host Control Register */
#define PIC32MX_USB_SOF_OFFSET 0x02b0 /* USB SOF Counter Register */
#define PIC32MX_USB_BDTP1_OFFSET 0x0270 /* USB Buffer Descriptor Table Pointer Register 1 */
#define PIC32MX_USB_BDTP2_OFFSET 0x02c0 /* USB Buffer Descriptor Table Pointer Register 2 */
#define PIC32MX_USB_BDTP3_OFFSET 0x02d0 /* USB Buffer Descriptor Table Pointer Register 3 */
#define PIC32MX_USB_CNFG1_OFFSET 0x02e0 /* USB Debug and Idle Register */
#define PIC32MX_USB_EP_OFFSET(n) (0x0300+((n)<<4))
#define PIC32MX_USB_EP0_OFFSET 0x0300 /* USB Endpoint 0 Control Register */
#define PIC32MX_USB_EP1_OFFSET 0x0310 /* USB Endpoint 1 Control Register */
#define PIC32MX_USB_EP2_OFFSET 0x0320 /* USB Endpoint 2 Control Register */
#define PIC32MX_USB_EP3_OFFSET 0x0330 /* USB Endpoint 3 Control Register */
#define PIC32MX_USB_EP4_OFFSET 0x0340 /* USB Endpoint 4 Control Register */
#define PIC32MX_USB_EP5_OFFSET 0x0350 /* USB Endpoint 5 Control Register */
#define PIC32MX_USB_EP6_OFFSET 0x0360 /* USB Endpoint 6 Control Register */
#define PIC32MX_USB_EP7_OFFSET 0x0370 /* USB Endpoint 7 Control Register */
#define PIC32MX_USB_EP8_OFFSET 0x0380 /* USB Endpoint 8 Control Register */
#define PIC32MX_USB_EP9_OFFSET 0x0390 /* USB Endpoint 9 Control Register */
#define PIC32MX_USB_EP10_OFFSET 0x03a0 /* USB Endpoint 10 Control Register */
#define PIC32MX_USB_EP11_OFFSET 0x03b0 /* USB Endpoint 11 Control Register */
#define PIC32MX_USB_EP12_OFFSET 0x03c0 /* USB Endpoint 12 Control Register */
#define PIC32MX_USB_EP13_OFFSET 0x03d0 /* USB Endpoint 13 Control Register */
#define PIC32MX_USB_EP14_OFFSET 0x03e0 /* USB Endpoint 14 Control Register */
#define PIC32MX_USB_EP15_OFFSET 0x03f0 /* USB Endpoint 15 Control Register */
/* Register Addresses ***************************************************************/
#define PIC32MX_USBOTG_IR (PIC32MX_USB_K1BASE+PIC32MX_USBOTG_IR_OFFSET)
#define PIC32MX_USBOTG_IE (PIC32MX_USB_K1BASE+PIC32MX_USBOTG_IE_OFFSET)
#define PIC32MX_USBOTG_STAT (PIC32MX_USB_K1BASE+PIC32MX_USBOTG_STAT_OFFSET)
#define PIC32MX_USBOTG_CON (PIC32MX_USB_K1BASE+PIC32MX_USBOTG_CON_OFFSET)
#define PIC32MX_USB_PWRC (PIC32MX_USB_K1BASE+PIC32MX_USB_PWRC_OFFSET)
#define PIC32MX_USB_IR (PIC32MX_USB_K1BASE+PIC32MX_USB_IR_OFFSET)
#define PIC32MX_USB_IE (PIC32MX_USB_K1BASE+PIC32MX_USB_IE_OFFSET)
#define PIC32MX_USB_EIR (PIC32MX_USB_K1BASE+PIC32MX_USB_EIR_OFFSET)
#define PIC32MX_USB_EIE (PIC32MX_USB_K1BASE+PIC32MX_USB_EIE_OFFSET)
#define PIC32MX_USB_STAT (PIC32MX_USB_K1BASE+PIC32MX_USB_STAT_OFFSET)
#define PIC32MX_USB_CON (PIC32MX_USB_K1BASE+PIC32MX_USB_CON_OFFSET)
#define PIC32MX_USB_ADDR (PIC32MX_USB_K1BASE+PIC32MX_USB_ADDR_OFFSET)
#define PIC32MX_USB_FRMH (PIC32MX_USB_K1BASE+PIC32MX_USB_FRMH_OFFSET)
#define PIC32MX_USB_FRML (PIC32MX_USB_K1BASE+PIC32MX_USB_FRML_OFFSET)
#define PIC32MX_USB_TOK (PIC32MX_USB_K1BASE+PIC32MX_USB_TOK_OFFSET)
#define PIC32MX_USB_SOF (PIC32MX_USB_K1BASE+PIC32MX_USB_SOF_OFFSET)
#define PIC32MX_USB_BDTP1 (PIC32MX_USB_K1BASE+PIC32MX_USB_BDTP1_OFFSET)
#define PIC32MX_USB_BDTP2 (PIC32MX_USB_K1BASE+PIC32MX_USB_BDTP2_OFFSET)
#define PIC32MX_USB_BDTP3 (PIC32MX_USB_K1BASE+PIC32MX_USB_BDTP3_OFFSET)
#define PIC32MX_USB_CNFG1 (PIC32MX_USB_K1BASE+PIC32MX_USB_CNFG1_OFFSET)
#define PIC32MX_USB_EP(n) (PIC32MX_USB_K1BASE+PIC32MX_USB_EP_OFFSET(n))
#define PIC32MX_USB_EP0 (PIC32MX_USB_K1BASE+PIC32MX_USB_EP0_OFFSET)
#define PIC32MX_USB_EP1 (PIC32MX_USB_K1BASE+PIC32MX_USB_EP1_OFFSET)
#define PIC32MX_USB_EP2 (PIC32MX_USB_K1BASE+PIC32MX_USB_EP2_OFFSET)
#define PIC32MX_USB_EP3 (PIC32MX_USB_K1BASE+PIC32MX_USB_EP3_OFFSET)
#define PIC32MX_USB_EP4 (PIC32MX_USB_K1BASE+PIC32MX_USB_EP4_OFFSET)
#define PIC32MX_USB_EP5 (PIC32MX_USB_K1BASE+PIC32MX_USB_EP5_OFFSET)
#define PIC32MX_USB_EP6 (PIC32MX_USB_K1BASE+PIC32MX_USB_EP6_OFFSET)
#define PIC32MX_USB_EP7 (PIC32MX_USB_K1BASE+PIC32MX_USB_EP7_OFFSET)
#define PIC32MX_USB_EP8 (PIC32MX_USB_K1BASE+PIC32MX_USB_EP8_OFFSET)
#define PIC32MX_USB_EP9 (PIC32MX_USB_K1BASE+PIC32MX_USB_EP9_OFFSET)
#define PIC32MX_USB_EP10 (PIC32MX_USB_K1BASE+PIC32MX_USB_EP10_OFFSET)
#define PIC32MX_USB_EP11 (PIC32MX_USB_K1BASE+PIC32MX_USB_EP11_OFFSET)
#define PIC32MX_USB_EP12 (PIC32MX_USB_K1BASE+PIC32MX_USB_EP12_OFFSET)
#define PIC32MX_USB_EP13 (PIC32MX_USB_K1BASE+PIC32MX_USB_EP13_OFFSET)
#define PIC32MX_USB_EP14 (PIC32MX_USB_K1BASE+PIC32MX_USB_EP14_OFFSET)
#define PIC32MX_USB_EP15 (PIC32MX_USB_K1BASE+PIC32MX_USB_EP15_OFFSET)
/* Register Bit-Field Definitions ***************************************************/
/* USB OTG Interrupt Flags Register */
/* USB OTG Interrupt Enable Register */
#define USBOTG_INT_VBUSVD (1 << 0) /* Bit 0: A-Device VBUS Change Indicator */
#define USBOTG_INT_SESEND (1 << 2) /* Bit 2: B-Device VBUS Change Indicator */
#define USBOTG_INT_ACTV (1 << 4) /* Bit 4: Bus Activity Indicator */
#define USBOTG_INT_SESVD (1 << 3) /* Bit 3: Session Valid Change Indicator */
#define USBOTG_INT_LSTATE (1 << 5) /* Bit 5: Line State Stable Indicator */
#define USBOTG_INT_T1MSEC (1 << 6) /* Bit 6: 1 Millisecond Timer */
#define USBOTG_INT_ID (1 << 7) /* Bit 7: ID State Change Indicator */
/* USB Comparator and Pin Status Register */
#define USBOTG_STAT_VBUSVD (1 << 0) /* Bit 0: A-VBUS Valid Indicator */
#define USBOTG_STAT_SESEND (1 << 2) /* Bit 2: B-Session End Indicator */
#define USBOTG_STAT_SESVD (1 << 3) /* Bit 3: Session Valid Indicator */
#define USBOTG_STAT_LSTATE (1 << 5) /* Bit 5: Line State Stable Indicator */
#define USBOTG_STAT_ID (1 << 7) /* Bit 7: ID Pin State Indicator */
/* USB Resistor and Pin Control Register */
#define USBOTG_CON_VBUSDIS (1 << 0) /* Bit 0: VBUS Discharge Enable */
#define USBOTG_CON_VBUSCHG (1 << 1) /* Bit 1: VBUS Charge Enable */
#define USBOTG_CON_OTGEN (1 << 2) /* Bit 2: OTG Functionality Enable */
#define USBOTG_CON_VBUSON (1 << 3) /* Bit 3: VBUS Power-on */
#define USBOTG_CON_DMPULDWN (1 << 4) /* Bit 4: D- Pull-Down Enable */
#define USBOTG_CON_DPPULDWN (1 << 5) /* Bit 5: D+ Pull-Down Enable */
#define USBOTG_CON_DMPULUP (1 << 6) /* Bit 6: D- Pull-Up Enable */
#define USBOTG_CON_DPPULUP (1 << 7) /* Bit 7: D+ Pull-Up Enable */
/* USB Power Control Register */
#define USB_PWRC_USBPWR (1 << 0) /* Bit 0: USB Operation Enable */
#define USB_PWRC_USUSPEND (1 << 1) /* Bit 1: USB Suspend Mode */
#if defined(CHIP_PIC32MX5) || defined(CHIP_PIC32MX6) || defined(CHIP_PIC32MX7)
# define USB_PWRC_USBBUSY (1 << 3) /* Bit 3: USB Module Busy */
#endif
#define USB_PWRC_USLPGRD (1 << 4) /* Bit 4: USB Sleep Entry Guard */
#define USB_PWRC_UACTPND (1 << 7) /* Bit 7: USB Activity Pending */
/* USB Pending Interrupt Register */
/* USB Interrupt Enable Register */
#define USB_INT_URST (1 << 0) /* Bit 0: USB Reset Interrupt (Device mode) */
#define USB_INT_DETACH (1 << 0) /* Bit 0: USB Detach Interrupt (Host mode) */
#define USB_INT_UERR (1 << 1) /* Bit 1: USB Error Condition Interrupt */
#define USB_INT_SOF (1 << 2) /* Bit 2: SOF Token Interrupt */
#define USB_INT_TRN (1 << 3) /* Bit 3: Token Processing Complete Interrupt */
Initial PIC32 driver -- now is just a badly hacked STM32 USB driver git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4234 42af7a65-404d-4744-a932-0658087f49c3
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#define USB_INT_IDLE (1 << 4) /* Bit 4: Idle Detect Interrupt */
Updates for PIC32MX USB driver git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4233 42af7a65-404d-4744-a932-0658087f49c3
2011-12-27 21:07:17 +01:00
#define USB_INT_RESUME (1 << 5) /* Bit 5: Resume Interrupt */
#define USB_INT_ATTACH (1 << 6) /* Bit 6: Peripheral Attach Interrupt */
#define USB_INT_STALL (1 << 7) /* Bit 7: STALL Handshake Interrupt */
#define USB_INT_ALL 0xff
/* USB Pending Error Interrupt Register */
/* USB Interrupt Error Enable Register */
#define USB_EINT_PID (1 << 0) /* Bit 0: PID Check Failure Flag */
#define USB_EINT_CRC5 (1 << 1) /* Bit 1: CRC5 Host Error Flag */
#define USB_EINT_EOF (1 << 1) /* Bit 1: EOF Error Flag */
#define USB_EINT_CRC16 (1 << 2) /* Bit 2: CRC16 Failure Flag */
#define USB_EINT_DFN8 (1 << 3) /* Bit 3: Data Field Size Error Flag */
#define USB_EINT_BTO (1 << 4) /* Bit 4: Bus Turnaround Time-Out Error Flag */
#define USB_EINT_DMA (1 << 5) /* Bit 5: DMA Error Flag */
#define USB_EINT_BMX (1 << 6) /* Bit 6: Bus Matrix Error Flag */
#define USB_EINT_BTS (1 << 7) /* Bit 7: Bit Stuff Error Flag */
#define USB_EINT_ALL 0xff
/* USB Status FIFO Register */
#define USB_STAT_PPBI (1 << 2) /* Bit 2: Ping-Pong BD Pointer Indicator */
#define USB_STAT_DIR (1 << 3) /* Bit 3: Last BD Direction Indicator */
#define USB_STAT_ENDPT_SHIFT (4) /* Bits 4-7: Encoded Endpoint Activity */
#define USB_STAT_ENDPT_MASK (15 << USB_STAT_ENDPT_SHIFT)
# define USB_STAT_ENDPT(n) ((n) << USB_STAT_ENDPT_SHIFT) /* Endpoint n, n=0..15 */
A little STM32 logic in the PIC32 USB driver git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4235 42af7a65-404d-4744-a932-0658087f49c3
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#define USB_STAT_PPBI_ODD USB_STAT_PPBI /* The last transaction was to the ODD BD bank */
#define USB_STAT_PPBI_EVEN 0 /* The last transaction was to the EVEN BD bank */
#define USB_STAT_DIR_IN USB_STAT_DIR /* Last transaction was a transmit transfer (TX) */
#define USB_STAT_DIR_OUT 0 /* Last transaction was a receive transfer (RX) */
Updates for PIC32MX USB driver git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4233 42af7a65-404d-4744-a932-0658087f49c3
2011-12-27 21:07:17 +01:00
/* USB Module Control Register */
#define USB_CON_USBEN (1 << 0) /* Bit 0: USB Module Enable */
#define USB_CON_SOFEN (1 << 0) /* Bit 0: SOF Enable */
#define USB_CON_PPBRST (1 << 1) /* Bit 1: Ping-Pong Buffers Reset */
#define USB_CON_RESUME (1 << 2) /* Bit 2: RESUME Signaling Enable */
#define USB_CON_HOSTEN (1 << 3) /* Bit 3: Host Mode Enable */
#define USB_CON_USBRST (1 << 4) /* Bit 4: Module Reset */
#define USB_CON_PKTDIS (1 << 5) /* Bit 5: Packet Transfer Disable */
#define USB_CON_TOKBUSY (1 << 5) /* Bit 5: Token Busy Indicator */
#define USB_CON_SE0 (1 << 6) /* Bit 6: Live Single-Ended Zero flag */
#define USB_CON_JSTATE (1 << 7) /* Bit 7: Live Differential Receiver JSTATE flag */
/* USB Address Register */
#define USB_ADDR_DEVADDR_SHIFT (0) /* Bit 0-6: 7-bit USB Device Address */
#define USB_ADDR_DEVADDR_MASK (0x7f << USB_ADDR_DEVADDR_SHIFT)
#define USB_ADDR_LSPDEN (1 << 7) /* Bit 7: Low Speed Enable Indicator */
/* USB Frame Counter Register (high) */
#define USB_FRMH_MASK 0x07 /* Bits 0-2: 11-bit frame number upper 3 bits */
/* USB Frame Counter Register (low) */
#define USB_FRML_MASK 0xff /* Bits 0-7: 11-bit frame number lower 8 bits */
/* USB Host Control Register */
#define USB_TOK_PID_SHIFT (4) /* Bits 4-7: Token Type Indicator */
#define USB_TOK_PID_MASK (15 << USB_TOK_PID_SHIFT)
# define USB_TOK_PID_OUT (1 << USB_TOK_PID_SHIFT) /* OUT (TX) token type transaction */
# define USB_TOK_PID_IN (9 << USB_TOK_PID_SHIFT) /* IN (RX) token type transaction */
# define USB_TOK_PID_SETUP (13 << USB_TOK_PID_SHIFT) /* SETUP (TX) token type transaction */
#define USB_TOK_EP_SHIFT (0) /* Bits 0-3: Token Command Endpoint Address */
#define USB_TOK_EP_MASK (15 << USB_TOK_EP_SHIFT)
/* USB SOF Counter Register */
#define USB_SOF_SHIFT (0) /* Bits 0-7: SOF Threshold Value */
#define USB_SOF_MASK (0xff << USB_SOF_SHIFT)
# define USB_SOF_8BTYE (0x12 << USB_SOF_SHIFT) /* 8-byte packet */
# define USB_SOF_16BTYE (0x1a << USB_SOF_SHIFT) /* 16-byte packet */
# define USB_SOF_32BTYE (0x2a << USB_SOF_SHIFT) /* 32-byte packet */
# define USB_SOF_64BTYE (0x4a << USB_SOF_SHIFT) /* 64-byte packet */
/* USB Buffer Descriptor Table Pointer Register 1 */
#define USB_BDTP1_MASK 0x7e /* Bits 1-7: BDT Base Address bits 9-15 */
/* USB Buffer Descriptor Table Pointer Register 2 */
#define USB_BDTP2_MASK 0xff /* Bits 0-7: BDT Base Address bits 16-23 */
/* USB Buffer Descriptor Table Pointer Register 3 */
#define USB_BDTP3_MASK 0xff /* Bits 0-7: BDT Base Address bits 24-31 */
/* USB Debug and Idle Register */
#if defined(CHIP_PIC32MX5) || defined(CHIP_PIC32MX6) || defined(CHIP_PIC32MX7)
# define USB_CNFG1_UASUSPND (1 << 0) /* Bit 0: Automatic Suspend Enable */
#endif
#define USB_CNFG1_USBSIDL (1 << 4) /* Bit 4: Stop in Idle Mode */
#define USB_CNFG1_USBFRZ (1 << 5) /* Bit 5: Freeze in Debug Mode */
#define USB_CNFG1_UOEMON (1 << 6) /* Bit 6: USB OE Monitor Enable */
#define USB_CNFG1_UTEYE (1 << 7) /* Bit 7: USB Eye-Pattern Test Enable */
/* USB Endpoint Control Register */
#define USB_EP_EPHSHK (1 << 0) /* Bit 0: Endpoint Handshake Enable */
#define USB_EP_EPSTALL (1 << 1) /* Bit 1: Endpoint Stall Status */
#define USB_EP_EPTXEN (1 << 2) /* Bit 2: Endpoint Transmit Enable */
#define USB_EP_EPRXEN (1 << 3) /* Bit 3: Endpoint Receive Enable */
#define USB_EP_EPCONDIS (1 << 4) /* Bit 4: Bidirectional Endpoint Control */
#define USB_EP_RETRYDIS (1 << 6) /* Bit 6: Retry Disable (Host mode and U1EP0 only) */
#define USB_EP_LSPD (1 << 7) /* Bit 7: Low-Speed Direct Connection Enable */
/* Buffer Descriptor Table (BDT) ****************************************************/
/* Offset 0: On write (software->hardware) */
Initial PIC32 driver -- now is just a badly hacked STM32 USB driver git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4234 42af7a65-404d-4744-a932-0658087f49c3
2011-12-28 01:49:48 +01:00
#define USB_BDT_STATUS_MASK 0xfc /* Bits 2-7: Status bits */
#define USB_BDT_BSTALL (1 << 2) /* Bit 2: Buffer Stall Enable bit */
#define USB_BDT_DTS (1 << 3) /* Bit 3: Data Toggle Synchronization Enable bit */
#define USB_BDT_NINC (1 << 4) /* Bit 4: DMA Address Increment Disable bit */
#define USB_BDT_KEEP (1 << 5) /* Bit 5: BD Keep Enable bit */
#define USB_BDT_DATA01 (1 << 6) /* Bit 6: Data Toggle Packet bit */
#define USB_BDT_UOWN (1 << 7) /* Bit 7: USB Own bit */
Updates for PIC32MX USB driver git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4233 42af7a65-404d-4744-a932-0658087f49c3
2011-12-27 21:07:17 +01:00
#define USB_BDT_BYTECOUNT_SHIFT (16) /* Bits 16-25: Byte Count bits */
#define USB_BDT_BYTECOUNT_MASK (0x3ff << USB_BDT_BYTECOUNT_SHIFT)
#define USB_BDT_DATA0 0 /* DATA0 packet expected next */
#define USB_BDT_DATA1 USB_BDT_DATA01 /* DATA1 packet expected next */
#define USB_BDT_COWN 0 /* CPU owns the descriptor */
/* Offset 0: On read (hardware->software) */
#define USB_BDT_PID_SHIFT (2) /* Bits 2-5: Packet Identifier bits */
Fix shift value in PIC32 USB header file git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4312 42af7a65-404d-4744-a932-0658087f49c3
2012-01-19 17:20:28 +01:00
#define USB_BDT_PID_MASK (15 << USB_BDT_PID_SHIFT)
Updates for PIC32MX USB driver git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4233 42af7a65-404d-4744-a932-0658087f49c3
2011-12-27 21:07:17 +01:00
/* Bit 7: USB Own bit (same) */
/* Bits 16-25: Byte Count bits (same) */
/* Offset 4: BUFFER_ADDRESS, 32-bit Buffer Address bits */
Fix PIC32 USB cloning errors -- There is not pbuffer toggle bit in the BDT status git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4442 42af7a65-404d-4744-a932-0658087f49c3
2012-03-02 01:16:12 +01:00
#define USB_BDT_BYTES_SIZE 8 /* Eight bytes per BDT */
#define USB_BDT_WORD_SIZE 2 /* Two 32-bit words per BDT */
#define USB_NBDTS_PER_EP 4 /* Number of BDTS per endpoint: IN/OUT and EVEN/ODD */
Updates for PIC32MX USB driver git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4233 42af7a65-404d-4744-a932-0658087f49c3
2011-12-27 21:07:17 +01:00
/************************************************************************************
* Public Types
************************************************************************************/
#ifndef __ASSEMBLY__
/* Buffer Descriptor Status Register layout. */
struct usbotg_bdtentry_s
{
uint32_t status; /* Status, byte count, and PID */
uint8_t *addr; /* Buffer address */
};
/************************************************************************************
* Inline Functions
************************************************************************************/
/************************************************************************************
* Public Function Prototypes
************************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __ARCH_MIPS_SRC_PIC32MX_PIC32MX_USBOTG_H */
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