updsted the USB to persuade it to build for the Dragonfly platfom
Fork of USBDevice by
USBDevice/TARGET_Silicon_Labs/src/em_usbhal.c@59:2af474687369, 2015-08-13 (annotated)
- Committer:
- mbed_official
- Date:
- Thu Aug 13 15:46:06 2015 +0100
- Revision:
- 59:2af474687369
Synchronized with git revision 376d6a73e345b728a788041adb166b08cd8d2b95
Full URL: https://github.com/mbedmicro/mbed/commit/376d6a73e345b728a788041adb166b08cd8d2b95/
Silicon Labs - Add support for USBDevice
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 59:2af474687369 | 1 | /**************************************************************************//** |
mbed_official | 59:2af474687369 | 2 | * @file em_usbhal.c |
mbed_official | 59:2af474687369 | 3 | * @brief USB protocol stack library, low level USB peripheral access. |
mbed_official | 59:2af474687369 | 4 | * @version 3.20.14 |
mbed_official | 59:2af474687369 | 5 | ****************************************************************************** |
mbed_official | 59:2af474687369 | 6 | * @section License |
mbed_official | 59:2af474687369 | 7 | * <b>(C) Copyright 2014 Silicon Labs, http://www.silabs.com</b> |
mbed_official | 59:2af474687369 | 8 | ******************************************************************************* |
mbed_official | 59:2af474687369 | 9 | * |
mbed_official | 59:2af474687369 | 10 | * Licensed under the Apache License, Version 2.0 (the "License"); |
mbed_official | 59:2af474687369 | 11 | * you may not use this file except in compliance with the License. |
mbed_official | 59:2af474687369 | 12 | * You may obtain a copy of the License at |
mbed_official | 59:2af474687369 | 13 | * |
mbed_official | 59:2af474687369 | 14 | * http://www.apache.org/licenses/LICENSE-2.0 |
mbed_official | 59:2af474687369 | 15 | * |
mbed_official | 59:2af474687369 | 16 | * Unless required by applicable law or agreed to in writing, software |
mbed_official | 59:2af474687369 | 17 | * distributed under the License is distributed on an "AS IS" BASIS, |
mbed_official | 59:2af474687369 | 18 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
mbed_official | 59:2af474687369 | 19 | * See the License for the specific language governing permissions and |
mbed_official | 59:2af474687369 | 20 | * limitations under the License. |
mbed_official | 59:2af474687369 | 21 | * |
mbed_official | 59:2af474687369 | 22 | ******************************************************************************/ |
mbed_official | 59:2af474687369 | 23 | |
mbed_official | 59:2af474687369 | 24 | #include "em_device.h" |
mbed_official | 59:2af474687369 | 25 | #if defined( USB_PRESENT ) && ( USB_COUNT == 1 ) |
mbed_official | 59:2af474687369 | 26 | #include "em_usb.h" |
mbed_official | 59:2af474687369 | 27 | #if defined( USB_DEVICE ) || defined( USB_HOST ) |
mbed_official | 59:2af474687369 | 28 | |
mbed_official | 59:2af474687369 | 29 | #include "em_usbtypes.h" |
mbed_official | 59:2af474687369 | 30 | #include "em_usbhal.h" |
mbed_official | 59:2af474687369 | 31 | #if defined( USB_DEVICE ) |
mbed_official | 59:2af474687369 | 32 | #include "em_usbd.h" |
mbed_official | 59:2af474687369 | 33 | #endif |
mbed_official | 59:2af474687369 | 34 | #if defined( USB_HOST ) |
mbed_official | 59:2af474687369 | 35 | #include "em_usbh.h" |
mbed_official | 59:2af474687369 | 36 | #endif |
mbed_official | 59:2af474687369 | 37 | #include "em_cmu.h" |
mbed_official | 59:2af474687369 | 38 | #include "em_gpio.h" |
mbed_official | 59:2af474687369 | 39 | |
mbed_official | 59:2af474687369 | 40 | /** @cond DO_NOT_INCLUDE_WITH_DOXYGEN */ |
mbed_official | 59:2af474687369 | 41 | |
mbed_official | 59:2af474687369 | 42 | #define EPABORT_BREAK_LOOP_COUNT 15000 /* Approx. 100 ms */ |
mbed_official | 59:2af474687369 | 43 | |
mbed_official | 59:2af474687369 | 44 | /* NOTE: The sequence of error message strings must agree with the */ |
mbed_official | 59:2af474687369 | 45 | /* definition of USB_Status_TypeDef enum. */ |
mbed_official | 59:2af474687369 | 46 | static const char * const errMsg[] = |
mbed_official | 59:2af474687369 | 47 | { |
mbed_official | 59:2af474687369 | 48 | [ USB_STATUS_OK ] = "No errors", |
mbed_official | 59:2af474687369 | 49 | [ -USB_STATUS_REQ_ERR ] = "Setup request error", |
mbed_official | 59:2af474687369 | 50 | [ -USB_STATUS_EP_BUSY ] = "Endpoint is busy", |
mbed_official | 59:2af474687369 | 51 | [ -USB_STATUS_REQ_UNHANDLED ] = "Setup request not handled", |
mbed_official | 59:2af474687369 | 52 | [ -USB_STATUS_ILLEGAL ] = "Illegal operation attempted", |
mbed_official | 59:2af474687369 | 53 | [ -USB_STATUS_EP_STALLED ] = "Endpoint is stalled", |
mbed_official | 59:2af474687369 | 54 | [ -USB_STATUS_EP_ABORTED ] = "Transfer aborted", |
mbed_official | 59:2af474687369 | 55 | [ -USB_STATUS_EP_ERROR ] = "Transfer error", |
mbed_official | 59:2af474687369 | 56 | [ -USB_STATUS_EP_NAK ] = "Endpoint NAK", |
mbed_official | 59:2af474687369 | 57 | [ -USB_STATUS_DEVICE_UNCONFIGURED ] = "Device is not configured", |
mbed_official | 59:2af474687369 | 58 | [ -USB_STATUS_DEVICE_SUSPENDED ] = "Device is suspended", |
mbed_official | 59:2af474687369 | 59 | [ -USB_STATUS_DEVICE_RESET ] = "Device has been reset", |
mbed_official | 59:2af474687369 | 60 | [ -USB_STATUS_TIMEOUT ] = "Transfer timeout", |
mbed_official | 59:2af474687369 | 61 | [ -USB_STATUS_DEVICE_REMOVED ] = "Device removed", |
mbed_official | 59:2af474687369 | 62 | [ -USB_STATUS_HC_BUSY ] = "Host channel is busy", |
mbed_official | 59:2af474687369 | 63 | [ -USB_STATUS_DEVICE_MALFUNCTION ] = "Device malfunction", |
mbed_official | 59:2af474687369 | 64 | [ -USB_STATUS_PORT_OVERCURRENT ] = "VBUS overcurrent", |
mbed_official | 59:2af474687369 | 65 | }; |
mbed_official | 59:2af474687369 | 66 | /** @endcond */ |
mbed_official | 59:2af474687369 | 67 | |
mbed_official | 59:2af474687369 | 68 | |
mbed_official | 59:2af474687369 | 69 | /***************************************************************************//** |
mbed_official | 59:2af474687369 | 70 | * @brief |
mbed_official | 59:2af474687369 | 71 | * Return an error message string for a given error code. |
mbed_official | 59:2af474687369 | 72 | * |
mbed_official | 59:2af474687369 | 73 | * @param[in] error |
mbed_official | 59:2af474687369 | 74 | * Error code, see \ref USB_Status_TypeDef. |
mbed_official | 59:2af474687369 | 75 | * |
mbed_official | 59:2af474687369 | 76 | * @return |
mbed_official | 59:2af474687369 | 77 | * Error message string pointer. |
mbed_official | 59:2af474687369 | 78 | ******************************************************************************/ |
mbed_official | 59:2af474687369 | 79 | char *USB_GetErrorMsgString( int error ) |
mbed_official | 59:2af474687369 | 80 | { |
mbed_official | 59:2af474687369 | 81 | if ( error >= 0 ) |
mbed_official | 59:2af474687369 | 82 | return (char*)errMsg[ 0 ]; |
mbed_official | 59:2af474687369 | 83 | |
mbed_official | 59:2af474687369 | 84 | return (char*)errMsg[ -error ]; |
mbed_official | 59:2af474687369 | 85 | } |
mbed_official | 59:2af474687369 | 86 | |
mbed_official | 59:2af474687369 | 87 | |
mbed_official | 59:2af474687369 | 88 | #if defined( USB_USE_PRINTF ) |
mbed_official | 59:2af474687369 | 89 | /***************************************************************************//** |
mbed_official | 59:2af474687369 | 90 | * @brief |
mbed_official | 59:2af474687369 | 91 | * Format and print a text string given an error code, prepends an optional user |
mbed_official | 59:2af474687369 | 92 | * supplied leader string. |
mbed_official | 59:2af474687369 | 93 | * |
mbed_official | 59:2af474687369 | 94 | * @param[in] pre |
mbed_official | 59:2af474687369 | 95 | * Optional leader string to prepend to error message string. |
mbed_official | 59:2af474687369 | 96 | * |
mbed_official | 59:2af474687369 | 97 | * @param[in] error |
mbed_official | 59:2af474687369 | 98 | * Error code, see \ref USB_Status_TypeDef. |
mbed_official | 59:2af474687369 | 99 | ******************************************************************************/ |
mbed_official | 59:2af474687369 | 100 | void USB_PrintErrorMsgString( char *pre, int error ) |
mbed_official | 59:2af474687369 | 101 | { |
mbed_official | 59:2af474687369 | 102 | if ( pre ) |
mbed_official | 59:2af474687369 | 103 | { |
mbed_official | 59:2af474687369 | 104 | USB_PRINTF( "%s", pre ); |
mbed_official | 59:2af474687369 | 105 | } |
mbed_official | 59:2af474687369 | 106 | |
mbed_official | 59:2af474687369 | 107 | if ( error > USB_STATUS_OK ) |
mbed_official | 59:2af474687369 | 108 | { |
mbed_official | 59:2af474687369 | 109 | USB_PRINTF( "%d", error ); |
mbed_official | 59:2af474687369 | 110 | } |
mbed_official | 59:2af474687369 | 111 | else |
mbed_official | 59:2af474687369 | 112 | { |
mbed_official | 59:2af474687369 | 113 | USB_PRINTF( "%s", USB_GetErrorMsgString( error ) ); |
mbed_official | 59:2af474687369 | 114 | } |
mbed_official | 59:2af474687369 | 115 | } |
mbed_official | 59:2af474687369 | 116 | #endif /* defined( USB_USE_PRINTF ) */ |
mbed_official | 59:2af474687369 | 117 | |
mbed_official | 59:2af474687369 | 118 | /** @cond DO_NOT_INCLUDE_WITH_DOXYGEN */ |
mbed_official | 59:2af474687369 | 119 | |
mbed_official | 59:2af474687369 | 120 | #if defined( DEBUG_EFM_USER ) |
mbed_official | 59:2af474687369 | 121 | static void PrintI( int i ) |
mbed_official | 59:2af474687369 | 122 | { |
mbed_official | 59:2af474687369 | 123 | #if !defined ( USER_PUTCHAR ) |
mbed_official | 59:2af474687369 | 124 | (void)i; |
mbed_official | 59:2af474687369 | 125 | #else |
mbed_official | 59:2af474687369 | 126 | if ( i >= 10 ) |
mbed_official | 59:2af474687369 | 127 | { |
mbed_official | 59:2af474687369 | 128 | PrintI( i / 10 ); |
mbed_official | 59:2af474687369 | 129 | } |
mbed_official | 59:2af474687369 | 130 | |
mbed_official | 59:2af474687369 | 131 | DEBUG_USB_API_PUTCHAR( ( i % 10 ) + '0' ); |
mbed_official | 59:2af474687369 | 132 | #endif |
mbed_official | 59:2af474687369 | 133 | } |
mbed_official | 59:2af474687369 | 134 | |
mbed_official | 59:2af474687369 | 135 | void assertEFM( const char *file, int line ) |
mbed_official | 59:2af474687369 | 136 | { |
mbed_official | 59:2af474687369 | 137 | #if !defined ( USER_PUTCHAR ) |
mbed_official | 59:2af474687369 | 138 | (void)file; |
mbed_official | 59:2af474687369 | 139 | #endif |
mbed_official | 59:2af474687369 | 140 | |
mbed_official | 59:2af474687369 | 141 | DEBUG_USB_API_PUTS( "\nASSERT " ); |
mbed_official | 59:2af474687369 | 142 | DEBUG_USB_API_PUTS( file ); |
mbed_official | 59:2af474687369 | 143 | DEBUG_USB_API_PUTCHAR( ' ' ); |
mbed_official | 59:2af474687369 | 144 | PrintI( line ); |
mbed_official | 59:2af474687369 | 145 | for(;;){} |
mbed_official | 59:2af474687369 | 146 | } |
mbed_official | 59:2af474687369 | 147 | #endif /* defined( DEBUG_EFM_USER ) */ |
mbed_official | 59:2af474687369 | 148 | |
mbed_official | 59:2af474687369 | 149 | #if defined ( USER_PUTCHAR ) |
mbed_official | 59:2af474687369 | 150 | void USB_Puts( const char *p ) |
mbed_official | 59:2af474687369 | 151 | { |
mbed_official | 59:2af474687369 | 152 | while( *p ) |
mbed_official | 59:2af474687369 | 153 | USB_PUTCHAR( *p++ ); |
mbed_official | 59:2af474687369 | 154 | } |
mbed_official | 59:2af474687369 | 155 | #endif /* defined ( USER_PUTCHAR ) */ |
mbed_official | 59:2af474687369 | 156 | |
mbed_official | 59:2af474687369 | 157 | void USBHAL_CoreReset( void ) |
mbed_official | 59:2af474687369 | 158 | { |
mbed_official | 59:2af474687369 | 159 | USB->PCGCCTL &= ~USB_PCGCCTL_STOPPCLK; |
mbed_official | 59:2af474687369 | 160 | USB->PCGCCTL &= ~(USB_PCGCCTL_PWRCLMP | USB_PCGCCTL_RSTPDWNMODULE); |
mbed_official | 59:2af474687369 | 161 | |
mbed_official | 59:2af474687369 | 162 | /* Core Soft Reset */ |
mbed_official | 59:2af474687369 | 163 | USB->GRSTCTL |= USB_GRSTCTL_CSFTRST; |
mbed_official | 59:2af474687369 | 164 | while ( USB->GRSTCTL & USB_GRSTCTL_CSFTRST ) {} |
mbed_official | 59:2af474687369 | 165 | |
mbed_official | 59:2af474687369 | 166 | USBTIMER_DelayUs( 1 ); |
mbed_official | 59:2af474687369 | 167 | |
mbed_official | 59:2af474687369 | 168 | /* Wait for AHB master IDLE state. */ |
mbed_official | 59:2af474687369 | 169 | while ( !( USB->GRSTCTL & USB_GRSTCTL_AHBIDLE ) ) {} |
mbed_official | 59:2af474687369 | 170 | } |
mbed_official | 59:2af474687369 | 171 | |
mbed_official | 59:2af474687369 | 172 | #ifdef USB_DEVICE |
mbed_official | 59:2af474687369 | 173 | void USBDHAL_Connect( void ) |
mbed_official | 59:2af474687369 | 174 | { |
mbed_official | 59:2af474687369 | 175 | USB->DCTL &= ~( DCTL_WO_BITMASK | USB_DCTL_SFTDISCON ); |
mbed_official | 59:2af474687369 | 176 | } |
mbed_official | 59:2af474687369 | 177 | |
mbed_official | 59:2af474687369 | 178 | USB_Status_TypeDef USBDHAL_CoreInit( uint32_t totalRxFifoSize, |
mbed_official | 59:2af474687369 | 179 | uint32_t totalTxFifoSize ) |
mbed_official | 59:2af474687369 | 180 | { |
mbed_official | 59:2af474687369 | 181 | uint8_t i, j; |
mbed_official | 59:2af474687369 | 182 | uint16_t start, depth; |
mbed_official | 59:2af474687369 | 183 | USBD_Ep_TypeDef *ep; |
mbed_official | 59:2af474687369 | 184 | |
mbed_official | 59:2af474687369 | 185 | #if !defined( USB_VBUS_SWITCH_NOT_PRESENT ) |
mbed_official | 59:2af474687369 | 186 | CMU_ClockEnable( cmuClock_GPIO, true ); |
mbed_official | 59:2af474687369 | 187 | GPIO_PinModeSet( gpioPortF, 5, gpioModePushPull, 0 ); /* Enable VBUSEN pin */ |
mbed_official | 59:2af474687369 | 188 | USB->ROUTE = USB_ROUTE_PHYPEN | USB_ROUTE_VBUSENPEN; /* Enable PHY pins. */ |
mbed_official | 59:2af474687369 | 189 | #else |
mbed_official | 59:2af474687369 | 190 | USB->ROUTE = USB_ROUTE_PHYPEN; /* Enable PHY pins. */ |
mbed_official | 59:2af474687369 | 191 | #endif |
mbed_official | 59:2af474687369 | 192 | |
mbed_official | 59:2af474687369 | 193 | USBHAL_CoreReset(); /* Reset USB core */ |
mbed_official | 59:2af474687369 | 194 | |
mbed_official | 59:2af474687369 | 195 | #if defined( USB_GUSBCFG_FORCEHSTMODE ) |
mbed_official | 59:2af474687369 | 196 | /* Force Device Mode */ |
mbed_official | 59:2af474687369 | 197 | USB->GUSBCFG = ( USB->GUSBCFG & |
mbed_official | 59:2af474687369 | 198 | ~(GUSBCFG_WO_BITMASK | USB_GUSBCFG_FORCEHSTMODE ) ) | |
mbed_official | 59:2af474687369 | 199 | USB_GUSBCFG_FORCEDEVMODE; |
mbed_official | 59:2af474687369 | 200 | #endif |
mbed_official | 59:2af474687369 | 201 | |
mbed_official | 59:2af474687369 | 202 | INT_Enable(); |
mbed_official | 59:2af474687369 | 203 | USBTIMER_DelayMs( 50 ); |
mbed_official | 59:2af474687369 | 204 | INT_Disable(); |
mbed_official | 59:2af474687369 | 205 | |
mbed_official | 59:2af474687369 | 206 | /* Set device speed */ |
mbed_official | 59:2af474687369 | 207 | USB->DCFG = ( USB->DCFG & ~_USB_DCFG_DEVSPD_MASK ) | 3; /* Full speed PHY */ |
mbed_official | 59:2af474687369 | 208 | |
mbed_official | 59:2af474687369 | 209 | /* Stall on non-zero len status OUT packets (ctrl transfers). */ |
mbed_official | 59:2af474687369 | 210 | USB->DCFG |= USB_DCFG_NZSTSOUTHSHK; |
mbed_official | 59:2af474687369 | 211 | |
mbed_official | 59:2af474687369 | 212 | /* Set periodic frame interval to 80% */ |
mbed_official | 59:2af474687369 | 213 | USB->DCFG &= ~_USB_DCFG_PERFRINT_MASK; |
mbed_official | 59:2af474687369 | 214 | |
mbed_official | 59:2af474687369 | 215 | USB->GAHBCFG = ( USB->GAHBCFG & ~_USB_GAHBCFG_HBSTLEN_MASK ) | |
mbed_official | 59:2af474687369 | 216 | USB_GAHBCFG_DMAEN | USB_GAHBCFG_HBSTLEN_INCR; |
mbed_official | 59:2af474687369 | 217 | |
mbed_official | 59:2af474687369 | 218 | /* Ignore frame numbers on ISO transfers. */ |
mbed_official | 59:2af474687369 | 219 | USB->DCTL = ( USB->DCTL & ~DCTL_WO_BITMASK ) | USB_DCTL_IGNRFRMNUM; |
mbed_official | 59:2af474687369 | 220 | |
mbed_official | 59:2af474687369 | 221 | /* Set Rx FIFO size */ |
mbed_official | 59:2af474687369 | 222 | start = EFM32_MAX( totalRxFifoSize, MIN_EP_FIFO_SIZE_INWORDS ); |
mbed_official | 59:2af474687369 | 223 | USB->GRXFSIZ = ( start << _USB_GRXFSIZ_RXFDEP_SHIFT ) & |
mbed_official | 59:2af474687369 | 224 | _USB_GRXFSIZ_RXFDEP_MASK; |
mbed_official | 59:2af474687369 | 225 | |
mbed_official | 59:2af474687369 | 226 | /* Set Tx EP0 FIFO size */ |
mbed_official | 59:2af474687369 | 227 | depth = EFM32_MAX( dev->ep[ 0 ].fifoSize, MIN_EP_FIFO_SIZE_INWORDS ); |
mbed_official | 59:2af474687369 | 228 | USB->GNPTXFSIZ = ( ( depth << _USB_GNPTXFSIZ_NPTXFINEPTXF0DEP_SHIFT ) & |
mbed_official | 59:2af474687369 | 229 | _USB_GNPTXFSIZ_NPTXFINEPTXF0DEP_MASK ) | |
mbed_official | 59:2af474687369 | 230 | ( ( start << _USB_GNPTXFSIZ_NPTXFSTADDR_SHIFT ) & |
mbed_official | 59:2af474687369 | 231 | _USB_GNPTXFSIZ_NPTXFSTADDR_MASK ); |
mbed_official | 59:2af474687369 | 232 | |
mbed_official | 59:2af474687369 | 233 | |
mbed_official | 59:2af474687369 | 234 | /* Set Tx EP FIFO sizes for all IN ep's */ |
mbed_official | 59:2af474687369 | 235 | for ( j = 1; j <= MAX_NUM_TX_FIFOS; j++ ) |
mbed_official | 59:2af474687369 | 236 | { |
mbed_official | 59:2af474687369 | 237 | for ( i = 1; i <= MAX_NUM_IN_EPS; i++ ) |
mbed_official | 59:2af474687369 | 238 | { |
mbed_official | 59:2af474687369 | 239 | ep = USBD_GetEpFromAddr( USB_SETUP_DIR_MASK | i ); |
mbed_official | 59:2af474687369 | 240 | if ( ep ) /* Is EP in use ? */ |
mbed_official | 59:2af474687369 | 241 | { |
mbed_official | 59:2af474687369 | 242 | if ( ep->txFifoNum == j ) /* Is it correct FIFO number ? */ |
mbed_official | 59:2af474687369 | 243 | { |
mbed_official | 59:2af474687369 | 244 | start += depth; |
mbed_official | 59:2af474687369 | 245 | depth = EFM32_MAX( ep->fifoSize, MIN_EP_FIFO_SIZE_INWORDS ); |
mbed_official | 59:2af474687369 | 246 | USB_DIEPTXFS[ ep->txFifoNum - 1 ] = |
mbed_official | 59:2af474687369 | 247 | ( depth << _USB_DIEPTXF1_INEPNTXFDEP_SHIFT ) | |
mbed_official | 59:2af474687369 | 248 | ( start & _USB_DIEPTXF1_INEPNTXFSTADDR_MASK ); |
mbed_official | 59:2af474687369 | 249 | } |
mbed_official | 59:2af474687369 | 250 | } |
mbed_official | 59:2af474687369 | 251 | } |
mbed_official | 59:2af474687369 | 252 | } |
mbed_official | 59:2af474687369 | 253 | |
mbed_official | 59:2af474687369 | 254 | if ( totalRxFifoSize + totalTxFifoSize > MAX_DEVICE_FIFO_SIZE_INWORDS ) |
mbed_official | 59:2af474687369 | 255 | return USB_STATUS_ILLEGAL; |
mbed_official | 59:2af474687369 | 256 | |
mbed_official | 59:2af474687369 | 257 | if ( start > MAX_DEVICE_FIFO_SIZE_INWORDS ) |
mbed_official | 59:2af474687369 | 258 | return USB_STATUS_ILLEGAL; |
mbed_official | 59:2af474687369 | 259 | |
mbed_official | 59:2af474687369 | 260 | /* Flush the FIFO's */ |
mbed_official | 59:2af474687369 | 261 | USBHAL_FlushTxFifo( 0x10 ); /* All Tx FIFO's */ |
mbed_official | 59:2af474687369 | 262 | USBHAL_FlushRxFifo(); /* The Rx FIFO */ |
mbed_official | 59:2af474687369 | 263 | |
mbed_official | 59:2af474687369 | 264 | /* Disable all device interrupts */ |
mbed_official | 59:2af474687369 | 265 | USB->DIEPMSK = 0; |
mbed_official | 59:2af474687369 | 266 | USB->DOEPMSK = 0; |
mbed_official | 59:2af474687369 | 267 | USB->DAINTMSK = 0; |
mbed_official | 59:2af474687369 | 268 | USB->DIEPEMPMSK = 0; |
mbed_official | 59:2af474687369 | 269 | |
mbed_official | 59:2af474687369 | 270 | /* Disable all EP's, clear all EP ints. */ |
mbed_official | 59:2af474687369 | 271 | for ( i = 0; i <= MAX_NUM_IN_EPS; i++ ) |
mbed_official | 59:2af474687369 | 272 | { |
mbed_official | 59:2af474687369 | 273 | USB_DINEPS[ i ].CTL = 0; |
mbed_official | 59:2af474687369 | 274 | USB_DINEPS[ i ].TSIZ = 0; |
mbed_official | 59:2af474687369 | 275 | USB_DINEPS[ i ].INT = 0xFFFFFFFF; |
mbed_official | 59:2af474687369 | 276 | } |
mbed_official | 59:2af474687369 | 277 | |
mbed_official | 59:2af474687369 | 278 | for ( i = 0; i <= MAX_NUM_OUT_EPS; i++ ) |
mbed_official | 59:2af474687369 | 279 | { |
mbed_official | 59:2af474687369 | 280 | USB_DOUTEPS[ i ].CTL = 0; |
mbed_official | 59:2af474687369 | 281 | USB_DOUTEPS[ i ].TSIZ = 0; |
mbed_official | 59:2af474687369 | 282 | USB_DOUTEPS[ i ].INT = 0xFFFFFFFF; |
mbed_official | 59:2af474687369 | 283 | } |
mbed_official | 59:2af474687369 | 284 | |
mbed_official | 59:2af474687369 | 285 | #if ( USB_DCTL_SFTDISCON_DEFAULT != 0 ) |
mbed_official | 59:2af474687369 | 286 | USBD_Connect(); |
mbed_official | 59:2af474687369 | 287 | #endif |
mbed_official | 59:2af474687369 | 288 | |
mbed_official | 59:2af474687369 | 289 | /* Enable VREGO sense. */ |
mbed_official | 59:2af474687369 | 290 | USB->CTRL |= USB_CTRL_VREGOSEN; |
mbed_official | 59:2af474687369 | 291 | USB->IFC = USB_IFC_VREGOSH | USB_IFC_VREGOSL; |
mbed_official | 59:2af474687369 | 292 | USB->IEN = USB_IFC_VREGOSH | USB_IFC_VREGOSL; |
mbed_official | 59:2af474687369 | 293 | /* Force a VREGO interrupt. */ |
mbed_official | 59:2af474687369 | 294 | if ( USB->STATUS & USB_STATUS_VREGOS) |
mbed_official | 59:2af474687369 | 295 | USB->IFS = USB_IFS_VREGOSH; |
mbed_official | 59:2af474687369 | 296 | else |
mbed_official | 59:2af474687369 | 297 | USB->IFS = USB_IFS_VREGOSL; |
mbed_official | 59:2af474687369 | 298 | |
mbed_official | 59:2af474687369 | 299 | return USB_STATUS_OK; |
mbed_official | 59:2af474687369 | 300 | } |
mbed_official | 59:2af474687369 | 301 | |
mbed_official | 59:2af474687369 | 302 | USB_Status_TypeDef USBDHAL_ReconfigureFifos( uint32_t totalRxFifoSize, |
mbed_official | 59:2af474687369 | 303 | uint32_t totalTxFifoSize ) |
mbed_official | 59:2af474687369 | 304 | { |
mbed_official | 59:2af474687369 | 305 | uint8_t i, j; |
mbed_official | 59:2af474687369 | 306 | uint16_t start, depth; |
mbed_official | 59:2af474687369 | 307 | USBD_Ep_TypeDef *ep; |
mbed_official | 59:2af474687369 | 308 | |
mbed_official | 59:2af474687369 | 309 | /* Set Rx FIFO size */ |
mbed_official | 59:2af474687369 | 310 | start = EFM32_MAX( totalRxFifoSize, MIN_EP_FIFO_SIZE_INWORDS ); |
mbed_official | 59:2af474687369 | 311 | USB->GRXFSIZ = ( start << _USB_GRXFSIZ_RXFDEP_SHIFT ) & |
mbed_official | 59:2af474687369 | 312 | _USB_GRXFSIZ_RXFDEP_MASK; |
mbed_official | 59:2af474687369 | 313 | |
mbed_official | 59:2af474687369 | 314 | /* Set Tx EP0 FIFO size */ |
mbed_official | 59:2af474687369 | 315 | depth = EFM32_MAX( dev->ep[ 0 ].fifoSize, MIN_EP_FIFO_SIZE_INWORDS ); |
mbed_official | 59:2af474687369 | 316 | USB->GNPTXFSIZ = ( ( depth << _USB_GNPTXFSIZ_NPTXFINEPTXF0DEP_SHIFT ) & |
mbed_official | 59:2af474687369 | 317 | _USB_GNPTXFSIZ_NPTXFINEPTXF0DEP_MASK ) | |
mbed_official | 59:2af474687369 | 318 | ( ( start << _USB_GNPTXFSIZ_NPTXFSTADDR_SHIFT ) & |
mbed_official | 59:2af474687369 | 319 | _USB_GNPTXFSIZ_NPTXFSTADDR_MASK ); |
mbed_official | 59:2af474687369 | 320 | |
mbed_official | 59:2af474687369 | 321 | |
mbed_official | 59:2af474687369 | 322 | /* Set Tx EP FIFO sizes for all IN ep's */ |
mbed_official | 59:2af474687369 | 323 | for ( j = 1; j <= MAX_NUM_TX_FIFOS; j++ ) |
mbed_official | 59:2af474687369 | 324 | { |
mbed_official | 59:2af474687369 | 325 | for ( i = 1; i <= MAX_NUM_IN_EPS; i++ ) |
mbed_official | 59:2af474687369 | 326 | { |
mbed_official | 59:2af474687369 | 327 | ep = USBD_GetEpFromAddr( USB_SETUP_DIR_MASK | i ); |
mbed_official | 59:2af474687369 | 328 | if ( ep ) /* Is EP in use ? */ |
mbed_official | 59:2af474687369 | 329 | { |
mbed_official | 59:2af474687369 | 330 | if ( ep->txFifoNum == j ) /* Is it correct FIFO number ? */ |
mbed_official | 59:2af474687369 | 331 | { |
mbed_official | 59:2af474687369 | 332 | start += depth; |
mbed_official | 59:2af474687369 | 333 | depth = EFM32_MAX( ep->fifoSize, MIN_EP_FIFO_SIZE_INWORDS ); |
mbed_official | 59:2af474687369 | 334 | USB_DIEPTXFS[ ep->txFifoNum - 1 ] = |
mbed_official | 59:2af474687369 | 335 | ( depth << _USB_DIEPTXF1_INEPNTXFDEP_SHIFT ) | |
mbed_official | 59:2af474687369 | 336 | ( start & _USB_DIEPTXF1_INEPNTXFSTADDR_MASK ); |
mbed_official | 59:2af474687369 | 337 | } |
mbed_official | 59:2af474687369 | 338 | } |
mbed_official | 59:2af474687369 | 339 | } |
mbed_official | 59:2af474687369 | 340 | } |
mbed_official | 59:2af474687369 | 341 | |
mbed_official | 59:2af474687369 | 342 | if ( totalRxFifoSize + totalTxFifoSize > MAX_DEVICE_FIFO_SIZE_INWORDS ) |
mbed_official | 59:2af474687369 | 343 | return USB_STATUS_ILLEGAL; |
mbed_official | 59:2af474687369 | 344 | |
mbed_official | 59:2af474687369 | 345 | if ( start > MAX_DEVICE_FIFO_SIZE_INWORDS ) |
mbed_official | 59:2af474687369 | 346 | return USB_STATUS_ILLEGAL; |
mbed_official | 59:2af474687369 | 347 | |
mbed_official | 59:2af474687369 | 348 | /* Flush the FIFO's */ |
mbed_official | 59:2af474687369 | 349 | USBHAL_FlushTxFifo( 0x10 ); /* All Tx FIFO's */ |
mbed_official | 59:2af474687369 | 350 | USBHAL_FlushRxFifo(); /* The Rx FIFO */ |
mbed_official | 59:2af474687369 | 351 | |
mbed_official | 59:2af474687369 | 352 | return USB_STATUS_OK; |
mbed_official | 59:2af474687369 | 353 | } |
mbed_official | 59:2af474687369 | 354 | |
mbed_official | 59:2af474687369 | 355 | void USBDHAL_Disconnect( void ) |
mbed_official | 59:2af474687369 | 356 | { |
mbed_official | 59:2af474687369 | 357 | USB->DCTL = ( USB->DCTL & ~DCTL_WO_BITMASK ) | USB_DCTL_SFTDISCON; |
mbed_official | 59:2af474687369 | 358 | } |
mbed_official | 59:2af474687369 | 359 | |
mbed_official | 59:2af474687369 | 360 | void USBDHAL_AbortEpIn( USBD_Ep_TypeDef *ep ) |
mbed_official | 59:2af474687369 | 361 | { |
mbed_official | 59:2af474687369 | 362 | /* Clear epdis & inepnakeff INT's */ |
mbed_official | 59:2af474687369 | 363 | USB_DINEPS[ ep->num ].INT |= USB_DIEP_INT_EPDISBLD | |
mbed_official | 59:2af474687369 | 364 | USB_DIEP_INT_INEPNAKEFF; |
mbed_official | 59:2af474687369 | 365 | |
mbed_official | 59:2af474687369 | 366 | /* Enable epdis & inepnakeff INT's */ |
mbed_official | 59:2af474687369 | 367 | USB->DIEPMSK |= USB_DIEPMSK_EPDISBLDMSK | USB_DIEPMSK_INEPNAKEFFMSK; |
mbed_official | 59:2af474687369 | 368 | USB_DINEPS[ ep->num ].CTL = ( USB_DINEPS[ ep->num ].CTL & |
mbed_official | 59:2af474687369 | 369 | ~DEPCTL_WO_BITMASK ) | |
mbed_official | 59:2af474687369 | 370 | USB_DIEP_CTL_SNAK; |
mbed_official | 59:2af474687369 | 371 | |
mbed_official | 59:2af474687369 | 372 | /* Wait for inepnakeff INT */ |
mbed_official | 59:2af474687369 | 373 | while ( !( USBDHAL_GetInEpInts( ep ) & USB_DIEP_INT_INEPNAKEFF ) ) {} |
mbed_official | 59:2af474687369 | 374 | USB_DINEPS[ ep->num ].INT = USB_DIEP_INT_INEPNAKEFF; |
mbed_official | 59:2af474687369 | 375 | USB->DIEPMSK &= ~USB_DIEPMSK_INEPNAKEFFMSK; |
mbed_official | 59:2af474687369 | 376 | |
mbed_official | 59:2af474687369 | 377 | DEBUG_USB_INT_LO_PUTCHAR( '.' ); |
mbed_official | 59:2af474687369 | 378 | |
mbed_official | 59:2af474687369 | 379 | USBDHAL_SetEPDISNAK( ep ); |
mbed_official | 59:2af474687369 | 380 | /* Wait for epdis INT */ |
mbed_official | 59:2af474687369 | 381 | while ( !( USBDHAL_GetInEpInts( ep ) & USB_DIEP_INT_EPDISBLD ) ) {} |
mbed_official | 59:2af474687369 | 382 | USB_DINEPS[ ep->num ].INT = USB_DIEP_INT_EPDISBLD; |
mbed_official | 59:2af474687369 | 383 | USB->DIEPMSK &= ~USB_DIEPMSK_EPDISBLDMSK; |
mbed_official | 59:2af474687369 | 384 | USBHAL_FlushTxFifo( ep->txFifoNum ); |
mbed_official | 59:2af474687369 | 385 | |
mbed_official | 59:2af474687369 | 386 | /* Clear any interrupts generated by the abort sequence. */ |
mbed_official | 59:2af474687369 | 387 | NVIC_ClearPendingIRQ( USB_IRQn ); |
mbed_official | 59:2af474687369 | 388 | |
mbed_official | 59:2af474687369 | 389 | DEBUG_USB_INT_LO_PUTCHAR( '.' ); |
mbed_official | 59:2af474687369 | 390 | } |
mbed_official | 59:2af474687369 | 391 | |
mbed_official | 59:2af474687369 | 392 | void USBDHAL_AbortEpOut( USBD_Ep_TypeDef *ep ) |
mbed_official | 59:2af474687369 | 393 | { |
mbed_official | 59:2af474687369 | 394 | int cnt; |
mbed_official | 59:2af474687369 | 395 | |
mbed_official | 59:2af474687369 | 396 | /* Clear epdis INT's */ |
mbed_official | 59:2af474687369 | 397 | USB_DOUTEPS[ ep->num ].INT |= USB_DOEP_INT_EPDISBLD; |
mbed_official | 59:2af474687369 | 398 | |
mbed_official | 59:2af474687369 | 399 | /* Clear Global OUT NAK if already set */ |
mbed_official | 59:2af474687369 | 400 | USB->DCTL = ( USB->DCTL & ~DCTL_WO_BITMASK ) | USB_DCTL_CGOUTNAK; |
mbed_official | 59:2af474687369 | 401 | USB->GINTMSK |= USB_GINTMSK_GOUTNAKEFFMSK; /* Enable GOUTNAKEFF int */ |
mbed_official | 59:2af474687369 | 402 | |
mbed_official | 59:2af474687369 | 403 | /* Set Global OUT NAK */ |
mbed_official | 59:2af474687369 | 404 | USB->DCTL = ( USB->DCTL & ~DCTL_WO_BITMASK ) | USB_DCTL_SGOUTNAK; |
mbed_official | 59:2af474687369 | 405 | |
mbed_official | 59:2af474687369 | 406 | /* Wait for goutnakeff */ |
mbed_official | 59:2af474687369 | 407 | cnt = EPABORT_BREAK_LOOP_COUNT; |
mbed_official | 59:2af474687369 | 408 | while ( !( USB->GINTSTS & USB_GINTSTS_GOUTNAKEFF ) && cnt ) |
mbed_official | 59:2af474687369 | 409 | { |
mbed_official | 59:2af474687369 | 410 | cnt--; |
mbed_official | 59:2af474687369 | 411 | } |
mbed_official | 59:2af474687369 | 412 | |
mbed_official | 59:2af474687369 | 413 | USB->GINTMSK &= ~USB_GINTMSK_GOUTNAKEFFMSK; /* Disable GOUTNAKEFF int */ |
mbed_official | 59:2af474687369 | 414 | USB->DOEPMSK |= USB_DOEPMSK_EPDISBLDMSK; /* Enable EPDIS interrupt */ |
mbed_official | 59:2af474687369 | 415 | |
mbed_official | 59:2af474687369 | 416 | DEBUG_USB_INT_LO_PUTCHAR( ',' ); |
mbed_official | 59:2af474687369 | 417 | |
mbed_official | 59:2af474687369 | 418 | USBDHAL_SetEPDISNAK( ep ); /* Disable ep */ |
mbed_official | 59:2af474687369 | 419 | |
mbed_official | 59:2af474687369 | 420 | /* Wait for epdis INT */ |
mbed_official | 59:2af474687369 | 421 | cnt = EPABORT_BREAK_LOOP_COUNT; |
mbed_official | 59:2af474687369 | 422 | while ( !( USBDHAL_GetOutEpInts( ep ) & USB_DOEP_INT_EPDISBLD ) && cnt ) |
mbed_official | 59:2af474687369 | 423 | { |
mbed_official | 59:2af474687369 | 424 | cnt--; |
mbed_official | 59:2af474687369 | 425 | } |
mbed_official | 59:2af474687369 | 426 | |
mbed_official | 59:2af474687369 | 427 | USB_DOUTEPS[ ep->num ].INT = USB_DOEP_INT_EPDISBLD; |
mbed_official | 59:2af474687369 | 428 | USB->DOEPMSK &= ~USB_DOEPMSK_EPDISBLDMSK; /* Disable EPDIS interrupt */ |
mbed_official | 59:2af474687369 | 429 | |
mbed_official | 59:2af474687369 | 430 | /* Clear Global OUT NAK */ |
mbed_official | 59:2af474687369 | 431 | USB->DCTL = ( USB->DCTL & ~DCTL_WO_BITMASK ) | USB_DCTL_CGOUTNAK; |
mbed_official | 59:2af474687369 | 432 | |
mbed_official | 59:2af474687369 | 433 | /* Clear any interrupts generated by the abort sequence. */ |
mbed_official | 59:2af474687369 | 434 | NVIC_ClearPendingIRQ( USB_IRQn ); |
mbed_official | 59:2af474687369 | 435 | |
mbed_official | 59:2af474687369 | 436 | DEBUG_USB_INT_LO_PUTCHAR( ',' ); |
mbed_official | 59:2af474687369 | 437 | } |
mbed_official | 59:2af474687369 | 438 | |
mbed_official | 59:2af474687369 | 439 | void USBDHAL_AbortAllEps( void ) |
mbed_official | 59:2af474687369 | 440 | { |
mbed_official | 59:2af474687369 | 441 | int i, cnt; |
mbed_official | 59:2af474687369 | 442 | USBD_Ep_TypeDef *ep; |
mbed_official | 59:2af474687369 | 443 | uint16_t im, om, inmask=0, outmask=0; |
mbed_official | 59:2af474687369 | 444 | |
mbed_official | 59:2af474687369 | 445 | /* Clear epdis & inepnakeff INT's */ |
mbed_official | 59:2af474687369 | 446 | for ( i = 1; i <= NUM_EP_USED; i++ ) |
mbed_official | 59:2af474687369 | 447 | { |
mbed_official | 59:2af474687369 | 448 | ep = &dev->ep[i]; |
mbed_official | 59:2af474687369 | 449 | if ( ep->state != D_EP_IDLE ) |
mbed_official | 59:2af474687369 | 450 | { |
mbed_official | 59:2af474687369 | 451 | if ( ep->in ) |
mbed_official | 59:2af474687369 | 452 | { |
mbed_official | 59:2af474687369 | 453 | inmask |= ep->mask; |
mbed_official | 59:2af474687369 | 454 | USB_DINEPS[ ep->num ].INT |= USB_DIEP_INT_EPDISBLD | |
mbed_official | 59:2af474687369 | 455 | USB_DIEP_INT_INEPNAKEFF; |
mbed_official | 59:2af474687369 | 456 | } |
mbed_official | 59:2af474687369 | 457 | else |
mbed_official | 59:2af474687369 | 458 | { |
mbed_official | 59:2af474687369 | 459 | outmask |= ep->mask; |
mbed_official | 59:2af474687369 | 460 | USB_DOUTEPS[ ep->num ].INT |= USB_DOEP_INT_EPDISBLD; |
mbed_official | 59:2af474687369 | 461 | } |
mbed_official | 59:2af474687369 | 462 | } |
mbed_official | 59:2af474687369 | 463 | } |
mbed_official | 59:2af474687369 | 464 | |
mbed_official | 59:2af474687369 | 465 | if ( inmask ) |
mbed_official | 59:2af474687369 | 466 | { |
mbed_official | 59:2af474687369 | 467 | /* Enable epdis & inepnakeff INT's */ |
mbed_official | 59:2af474687369 | 468 | USB->DIEPMSK |= USB_DIEPMSK_EPDISBLDMSK | USB_DIEPMSK_INEPNAKEFFMSK; |
mbed_official | 59:2af474687369 | 469 | |
mbed_official | 59:2af474687369 | 470 | /* Set NAK on all IN ep's */ |
mbed_official | 59:2af474687369 | 471 | im = inmask; |
mbed_official | 59:2af474687369 | 472 | for ( i = 1; i <= NUM_EP_USED; i++ ) |
mbed_official | 59:2af474687369 | 473 | { |
mbed_official | 59:2af474687369 | 474 | ep = &dev->ep[i]; |
mbed_official | 59:2af474687369 | 475 | if ( im & ep->mask ) |
mbed_official | 59:2af474687369 | 476 | { |
mbed_official | 59:2af474687369 | 477 | USB_DINEPS[ ep->num ].CTL = ( USB_DINEPS[ ep->num ].CTL & |
mbed_official | 59:2af474687369 | 478 | ~DEPCTL_WO_BITMASK ) | |
mbed_official | 59:2af474687369 | 479 | USB_DIEP_CTL_SNAK; |
mbed_official | 59:2af474687369 | 480 | } |
mbed_official | 59:2af474687369 | 481 | } |
mbed_official | 59:2af474687369 | 482 | } |
mbed_official | 59:2af474687369 | 483 | |
mbed_official | 59:2af474687369 | 484 | if ( outmask ) |
mbed_official | 59:2af474687369 | 485 | { |
mbed_official | 59:2af474687369 | 486 | /* Clear Global OUT NAK if already set */ |
mbed_official | 59:2af474687369 | 487 | USB->DCTL = ( USB->DCTL & ~DCTL_WO_BITMASK ) | USB_DCTL_CGOUTNAK; |
mbed_official | 59:2af474687369 | 488 | |
mbed_official | 59:2af474687369 | 489 | USB->GINTMSK |= USB_GINTMSK_GOUTNAKEFFMSK; /* Enable GOUTNAKEFF int */ |
mbed_official | 59:2af474687369 | 490 | |
mbed_official | 59:2af474687369 | 491 | /* Set Global OUT NAK */ |
mbed_official | 59:2af474687369 | 492 | USB->DCTL = ( USB->DCTL & ~DCTL_WO_BITMASK ) | USB_DCTL_SGOUTNAK; |
mbed_official | 59:2af474687369 | 493 | |
mbed_official | 59:2af474687369 | 494 | /* Wait for goutnakeff */ |
mbed_official | 59:2af474687369 | 495 | cnt = EPABORT_BREAK_LOOP_COUNT; |
mbed_official | 59:2af474687369 | 496 | while ( !( USB->GINTSTS & USB_GINTSTS_GOUTNAKEFF ) && cnt ) |
mbed_official | 59:2af474687369 | 497 | { |
mbed_official | 59:2af474687369 | 498 | cnt--; |
mbed_official | 59:2af474687369 | 499 | } |
mbed_official | 59:2af474687369 | 500 | USB->GINTMSK &= ~USB_GINTMSK_GOUTNAKEFFMSK; /* Disable GOUTNAKEFF int */ |
mbed_official | 59:2af474687369 | 501 | USB->DOEPMSK |= USB_DOEPMSK_EPDISBLDMSK; /* Enable EPDIS interrupt */ |
mbed_official | 59:2af474687369 | 502 | } |
mbed_official | 59:2af474687369 | 503 | |
mbed_official | 59:2af474687369 | 504 | if ( inmask ) |
mbed_official | 59:2af474687369 | 505 | { |
mbed_official | 59:2af474687369 | 506 | /* Wait for inepnakeff INT on all IN ep's */ |
mbed_official | 59:2af474687369 | 507 | im = inmask; |
mbed_official | 59:2af474687369 | 508 | cnt = EPABORT_BREAK_LOOP_COUNT; |
mbed_official | 59:2af474687369 | 509 | do |
mbed_official | 59:2af474687369 | 510 | { |
mbed_official | 59:2af474687369 | 511 | for ( i = 1; i <= NUM_EP_USED; i++ ) |
mbed_official | 59:2af474687369 | 512 | { |
mbed_official | 59:2af474687369 | 513 | ep = &dev->ep[i]; |
mbed_official | 59:2af474687369 | 514 | if ( im & ep->mask ) |
mbed_official | 59:2af474687369 | 515 | { |
mbed_official | 59:2af474687369 | 516 | if ( USBDHAL_GetInEpInts( ep ) & USB_DIEP_INT_INEPNAKEFF ) |
mbed_official | 59:2af474687369 | 517 | { |
mbed_official | 59:2af474687369 | 518 | USB_DINEPS[ ep->num ].INT = USB_DIEP_INT_INEPNAKEFF; |
mbed_official | 59:2af474687369 | 519 | im &= ~ep->mask; |
mbed_official | 59:2af474687369 | 520 | } |
mbed_official | 59:2af474687369 | 521 | } |
mbed_official | 59:2af474687369 | 522 | } |
mbed_official | 59:2af474687369 | 523 | cnt--; |
mbed_official | 59:2af474687369 | 524 | } while ( im && cnt ); |
mbed_official | 59:2af474687369 | 525 | USB->DIEPMSK &= ~USB_DIEPMSK_INEPNAKEFFMSK; |
mbed_official | 59:2af474687369 | 526 | } |
mbed_official | 59:2af474687369 | 527 | |
mbed_official | 59:2af474687369 | 528 | DEBUG_USB_INT_LO_PUTCHAR( '\'' ); |
mbed_official | 59:2af474687369 | 529 | |
mbed_official | 59:2af474687369 | 530 | /* Disable ep's */ |
mbed_official | 59:2af474687369 | 531 | for ( i = 1; i <= NUM_EP_USED; i++ ) |
mbed_official | 59:2af474687369 | 532 | { |
mbed_official | 59:2af474687369 | 533 | ep = &dev->ep[i]; |
mbed_official | 59:2af474687369 | 534 | if ( ep->state != D_EP_IDLE ) |
mbed_official | 59:2af474687369 | 535 | { |
mbed_official | 59:2af474687369 | 536 | USBDHAL_SetEPDISNAK( ep ); |
mbed_official | 59:2af474687369 | 537 | } |
mbed_official | 59:2af474687369 | 538 | } |
mbed_official | 59:2af474687369 | 539 | |
mbed_official | 59:2af474687369 | 540 | /* Wait for epdis INT */ |
mbed_official | 59:2af474687369 | 541 | im = inmask; |
mbed_official | 59:2af474687369 | 542 | om = outmask; |
mbed_official | 59:2af474687369 | 543 | cnt = EPABORT_BREAK_LOOP_COUNT; |
mbed_official | 59:2af474687369 | 544 | do |
mbed_official | 59:2af474687369 | 545 | { |
mbed_official | 59:2af474687369 | 546 | for ( i = 1; i <= NUM_EP_USED; i++ ) |
mbed_official | 59:2af474687369 | 547 | { |
mbed_official | 59:2af474687369 | 548 | ep = &dev->ep[i]; |
mbed_official | 59:2af474687369 | 549 | if ( ep->in && ( im & ep->mask ) ) |
mbed_official | 59:2af474687369 | 550 | { |
mbed_official | 59:2af474687369 | 551 | if ( USBDHAL_GetInEpInts( ep ) & USB_DIEP_INT_EPDISBLD ) |
mbed_official | 59:2af474687369 | 552 | { |
mbed_official | 59:2af474687369 | 553 | USB_DINEPS[ ep->num ].INT = USB_DIEP_INT_EPDISBLD; |
mbed_official | 59:2af474687369 | 554 | im &= ~ep->mask; |
mbed_official | 59:2af474687369 | 555 | } |
mbed_official | 59:2af474687369 | 556 | } |
mbed_official | 59:2af474687369 | 557 | |
mbed_official | 59:2af474687369 | 558 | if ( !ep->in && ( om & ep->mask ) ) |
mbed_official | 59:2af474687369 | 559 | { |
mbed_official | 59:2af474687369 | 560 | if ( USBDHAL_GetOutEpInts( ep ) & USB_DOEP_INT_EPDISBLD ) |
mbed_official | 59:2af474687369 | 561 | { |
mbed_official | 59:2af474687369 | 562 | USB_DOUTEPS[ ep->num ].INT = USB_DOEP_INT_EPDISBLD; |
mbed_official | 59:2af474687369 | 563 | om &= ~ep->mask; |
mbed_official | 59:2af474687369 | 564 | } |
mbed_official | 59:2af474687369 | 565 | } |
mbed_official | 59:2af474687369 | 566 | } |
mbed_official | 59:2af474687369 | 567 | cnt--; |
mbed_official | 59:2af474687369 | 568 | } while ( ( im || om ) && cnt ); |
mbed_official | 59:2af474687369 | 569 | |
mbed_official | 59:2af474687369 | 570 | if ( inmask ) |
mbed_official | 59:2af474687369 | 571 | { |
mbed_official | 59:2af474687369 | 572 | USB->DIEPMSK &= ~USB_DIEPMSK_EPDISBLDMSK; /* Disable EPDIS interrupt */ |
mbed_official | 59:2af474687369 | 573 | USBHAL_FlushTxFifo( 0x10 ); /* Flush all Tx FIFO's */ |
mbed_official | 59:2af474687369 | 574 | } |
mbed_official | 59:2af474687369 | 575 | |
mbed_official | 59:2af474687369 | 576 | if ( outmask ) |
mbed_official | 59:2af474687369 | 577 | { |
mbed_official | 59:2af474687369 | 578 | USB->DOEPMSK &= ~USB_DOEPMSK_EPDISBLDMSK; /* Disable EPDIS interrupt */ |
mbed_official | 59:2af474687369 | 579 | /* Clear Global OUT NAK */ |
mbed_official | 59:2af474687369 | 580 | USB->DCTL = ( USB->DCTL & ~DCTL_WO_BITMASK ) | USB_DCTL_CGOUTNAK; |
mbed_official | 59:2af474687369 | 581 | } |
mbed_official | 59:2af474687369 | 582 | |
mbed_official | 59:2af474687369 | 583 | DEBUG_USB_INT_LO_PUTCHAR( '\'' ); |
mbed_official | 59:2af474687369 | 584 | } |
mbed_official | 59:2af474687369 | 585 | |
mbed_official | 59:2af474687369 | 586 | void USBDHAL_AbortAllTransfers( USB_Status_TypeDef reason ) |
mbed_official | 59:2af474687369 | 587 | { |
mbed_official | 59:2af474687369 | 588 | int i; |
mbed_official | 59:2af474687369 | 589 | USBD_Ep_TypeDef *ep; |
mbed_official | 59:2af474687369 | 590 | USB_XferCompleteCb_TypeDef callback; |
mbed_official | 59:2af474687369 | 591 | |
mbed_official | 59:2af474687369 | 592 | if ( reason != USB_STATUS_DEVICE_RESET ) |
mbed_official | 59:2af474687369 | 593 | { |
mbed_official | 59:2af474687369 | 594 | USBDHAL_AbortAllEps(); |
mbed_official | 59:2af474687369 | 595 | } |
mbed_official | 59:2af474687369 | 596 | |
mbed_official | 59:2af474687369 | 597 | for ( i = 1; i <= NUM_EP_USED; i++ ) |
mbed_official | 59:2af474687369 | 598 | { |
mbed_official | 59:2af474687369 | 599 | ep = &(dev->ep[i]); |
mbed_official | 59:2af474687369 | 600 | if ( ep->state != D_EP_IDLE ) |
mbed_official | 59:2af474687369 | 601 | { |
mbed_official | 59:2af474687369 | 602 | ep->state = D_EP_IDLE; |
mbed_official | 59:2af474687369 | 603 | if ( ep->xferCompleteCb ) |
mbed_official | 59:2af474687369 | 604 | { |
mbed_official | 59:2af474687369 | 605 | callback = ep->xferCompleteCb; |
mbed_official | 59:2af474687369 | 606 | ep->xferCompleteCb = NULL; |
mbed_official | 59:2af474687369 | 607 | |
mbed_official | 59:2af474687369 | 608 | if ( ( dev->lastState == USBD_STATE_CONFIGURED ) && |
mbed_official | 59:2af474687369 | 609 | ( dev->state == USBD_STATE_ADDRESSED ) ) |
mbed_official | 59:2af474687369 | 610 | { |
mbed_official | 59:2af474687369 | 611 | USBDHAL_DeactivateEp( ep ); |
mbed_official | 59:2af474687369 | 612 | } |
mbed_official | 59:2af474687369 | 613 | |
mbed_official | 59:2af474687369 | 614 | DEBUG_TRACE_ABORT( reason ); |
mbed_official | 59:2af474687369 | 615 | callback( reason, ep->xferred, ep->remaining ); |
mbed_official | 59:2af474687369 | 616 | } |
mbed_official | 59:2af474687369 | 617 | } |
mbed_official | 59:2af474687369 | 618 | } |
mbed_official | 59:2af474687369 | 619 | |
mbed_official | 59:2af474687369 | 620 | /* Clear any interrupts generated by the abort sequence. */ |
mbed_official | 59:2af474687369 | 621 | NVIC_ClearPendingIRQ( USB_IRQn ); |
mbed_official | 59:2af474687369 | 622 | } |
mbed_official | 59:2af474687369 | 623 | #endif /* defined( USB_DEVICE ) */ |
mbed_official | 59:2af474687369 | 624 | |
mbed_official | 59:2af474687369 | 625 | #if defined( USB_HOST ) |
mbed_official | 59:2af474687369 | 626 | USB_Status_TypeDef USBHHAL_CoreInit( uint32_t rxFifoSize, |
mbed_official | 59:2af474687369 | 627 | uint32_t nptxFifoSize, |
mbed_official | 59:2af474687369 | 628 | uint32_t ptxFifoSize ) |
mbed_official | 59:2af474687369 | 629 | { |
mbed_official | 59:2af474687369 | 630 | uint8_t i; |
mbed_official | 59:2af474687369 | 631 | |
mbed_official | 59:2af474687369 | 632 | rxFifoSize /= 4; /* Convert from byte count to word count. */ |
mbed_official | 59:2af474687369 | 633 | nptxFifoSize /= 4; |
mbed_official | 59:2af474687369 | 634 | ptxFifoSize /= 4; |
mbed_official | 59:2af474687369 | 635 | |
mbed_official | 59:2af474687369 | 636 | CMU_ClockEnable( cmuClock_GPIO, true ); |
mbed_official | 59:2af474687369 | 637 | GPIO_PinModeSet( gpioPortF, 5, gpioModePushPull, 0 ); /* Enable VBUSEN pin */ |
mbed_official | 59:2af474687369 | 638 | |
mbed_official | 59:2af474687369 | 639 | #if ( USB_VBUSOVRCUR_PORT != USB_VBUSOVRCUR_PORT_NONE ) |
mbed_official | 59:2af474687369 | 640 | /* Enable VBUS overcurrent flag pin. */ |
mbed_official | 59:2af474687369 | 641 | GPIO_PinModeSet( USB_VBUSOVRCUR_PORT, USB_VBUSOVRCUR_PIN, gpioModeInput, 0 ); |
mbed_official | 59:2af474687369 | 642 | #endif |
mbed_official | 59:2af474687369 | 643 | |
mbed_official | 59:2af474687369 | 644 | USB->ROUTE = USB_ROUTE_PHYPEN | USB_ROUTE_VBUSENPEN; /* Enable PHY pins. */ |
mbed_official | 59:2af474687369 | 645 | USBHAL_CoreReset(); /* Reset USB core */ |
mbed_official | 59:2af474687369 | 646 | |
mbed_official | 59:2af474687369 | 647 | /* Force Host Mode */ |
mbed_official | 59:2af474687369 | 648 | USB->GUSBCFG = ( USB->GUSBCFG & |
mbed_official | 59:2af474687369 | 649 | ~(GUSBCFG_WO_BITMASK | USB_GUSBCFG_FORCEDEVMODE ) ) | |
mbed_official | 59:2af474687369 | 650 | USB_GUSBCFG_FORCEHSTMODE; |
mbed_official | 59:2af474687369 | 651 | |
mbed_official | 59:2af474687369 | 652 | INT_Enable(); |
mbed_official | 59:2af474687369 | 653 | USBTIMER_DelayMs( 100 ); |
mbed_official | 59:2af474687369 | 654 | INT_Disable(); |
mbed_official | 59:2af474687369 | 655 | |
mbed_official | 59:2af474687369 | 656 | /* Set 48 MHz PHY clock, FS/LS mode */ |
mbed_official | 59:2af474687369 | 657 | USB->HCFG = ( USB->HCFG & ~_USB_HCFG_FSLSPCLKSEL_MASK ) | |
mbed_official | 59:2af474687369 | 658 | ( 1 << _USB_HCFG_FSLSPCLKSEL_SHIFT ) | |
mbed_official | 59:2af474687369 | 659 | ( USB_HCFG_FSLSSUPP ); |
mbed_official | 59:2af474687369 | 660 | |
mbed_official | 59:2af474687369 | 661 | USB->GAHBCFG = ( USB->GAHBCFG & ~_USB_GAHBCFG_HBSTLEN_MASK ) | |
mbed_official | 59:2af474687369 | 662 | USB_GAHBCFG_DMAEN | USB_GAHBCFG_HBSTLEN_INCR; |
mbed_official | 59:2af474687369 | 663 | |
mbed_official | 59:2af474687369 | 664 | /* Set Rx FIFO size */ |
mbed_official | 59:2af474687369 | 665 | USB->GRXFSIZ = ( rxFifoSize << _USB_GRXFSIZ_RXFDEP_SHIFT ) & |
mbed_official | 59:2af474687369 | 666 | _USB_GRXFSIZ_RXFDEP_MASK; |
mbed_official | 59:2af474687369 | 667 | |
mbed_official | 59:2af474687369 | 668 | /* Set Tx FIFO sizes */ |
mbed_official | 59:2af474687369 | 669 | USB->GNPTXFSIZ = ( ( nptxFifoSize << |
mbed_official | 59:2af474687369 | 670 | _USB_GNPTXFSIZ_NPTXFINEPTXF0DEP_SHIFT ) & |
mbed_official | 59:2af474687369 | 671 | _USB_GNPTXFSIZ_NPTXFINEPTXF0DEP_MASK ) | |
mbed_official | 59:2af474687369 | 672 | ( ( rxFifoSize << |
mbed_official | 59:2af474687369 | 673 | _USB_GNPTXFSIZ_NPTXFSTADDR_SHIFT ) & |
mbed_official | 59:2af474687369 | 674 | _USB_GNPTXFSIZ_NPTXFSTADDR_MASK ); |
mbed_official | 59:2af474687369 | 675 | |
mbed_official | 59:2af474687369 | 676 | USB->HPTXFSIZ = ( ( ptxFifoSize << _USB_HPTXFSIZ_PTXFSIZE_SHIFT ) & |
mbed_official | 59:2af474687369 | 677 | _USB_HPTXFSIZ_PTXFSIZE_MASK ) | |
mbed_official | 59:2af474687369 | 678 | ( ( ( rxFifoSize + nptxFifoSize ) |
mbed_official | 59:2af474687369 | 679 | << _USB_HPTXFSIZ_PTXFSTADDR_SHIFT ) & |
mbed_official | 59:2af474687369 | 680 | _USB_HPTXFSIZ_PTXFSTADDR_MASK ); |
mbed_official | 59:2af474687369 | 681 | |
mbed_official | 59:2af474687369 | 682 | /* Flush Tx and Rx FIFO's */ |
mbed_official | 59:2af474687369 | 683 | USBHAL_FlushTxFifo( 0x10 ); |
mbed_official | 59:2af474687369 | 684 | USBHAL_FlushRxFifo(); |
mbed_official | 59:2af474687369 | 685 | |
mbed_official | 59:2af474687369 | 686 | for ( i = 0; i < MAX_NUM_HOSTCHANNELS; i++ ) |
mbed_official | 59:2af474687369 | 687 | { |
mbed_official | 59:2af474687369 | 688 | USB->HC[ i ].CHAR = USB_HC_CHAR_CHDIS; /* Disable channel */ |
mbed_official | 59:2af474687369 | 689 | USB->HC[ i ].INT = 0xFFFFFFFF; /* Clear pending interrupts */ |
mbed_official | 59:2af474687369 | 690 | } |
mbed_official | 59:2af474687369 | 691 | |
mbed_official | 59:2af474687369 | 692 | /* Enable and halt all channels */ |
mbed_official | 59:2af474687369 | 693 | for ( i = 0; i < MAX_NUM_HOSTCHANNELS; i++ ) |
mbed_official | 59:2af474687369 | 694 | { |
mbed_official | 59:2af474687369 | 695 | USB->HC[ i ].CHAR |= USB_HC_CHAR_CHDIS | USB_HC_CHAR_CHENA; |
mbed_official | 59:2af474687369 | 696 | do |
mbed_official | 59:2af474687369 | 697 | { |
mbed_official | 59:2af474687369 | 698 | __NOP(); __NOP(); __NOP(); __NOP(); __NOP(); __NOP(); |
mbed_official | 59:2af474687369 | 699 | } |
mbed_official | 59:2af474687369 | 700 | while ( USB->HC[ i ].CHAR & USB_HC_CHAR_CHENA ); |
mbed_official | 59:2af474687369 | 701 | } |
mbed_official | 59:2af474687369 | 702 | |
mbed_official | 59:2af474687369 | 703 | /* Disable all interrupts */ |
mbed_official | 59:2af474687369 | 704 | for ( i = 0; i < MAX_NUM_HOSTCHANNELS; i++ ) |
mbed_official | 59:2af474687369 | 705 | { |
mbed_official | 59:2af474687369 | 706 | USB->HC[ i ].INTMSK = 0; |
mbed_official | 59:2af474687369 | 707 | } |
mbed_official | 59:2af474687369 | 708 | |
mbed_official | 59:2af474687369 | 709 | USB->HAINTMSK = 0; |
mbed_official | 59:2af474687369 | 710 | |
mbed_official | 59:2af474687369 | 711 | return USB_STATUS_OK; |
mbed_official | 59:2af474687369 | 712 | } |
mbed_official | 59:2af474687369 | 713 | |
mbed_official | 59:2af474687369 | 714 | void USBHHAL_HCHalt( int hcnum, uint32_t hcchar ) |
mbed_official | 59:2af474687369 | 715 | { |
mbed_official | 59:2af474687369 | 716 | hcchar |= USB_HC_CHAR_CHENA | USB_HC_CHAR_CHDIS; |
mbed_official | 59:2af474687369 | 717 | USB->HC[ hcnum ].CHAR = hcchar; |
mbed_official | 59:2af474687369 | 718 | } |
mbed_official | 59:2af474687369 | 719 | |
mbed_official | 59:2af474687369 | 720 | void USBHHAL_HCInit( int hcnum ) |
mbed_official | 59:2af474687369 | 721 | { |
mbed_official | 59:2af474687369 | 722 | USBH_Ep_TypeDef *ep; |
mbed_official | 59:2af474687369 | 723 | |
mbed_official | 59:2af474687369 | 724 | ep = hcs[ hcnum ].ep; |
mbed_official | 59:2af474687369 | 725 | USB->HC[ hcnum ].INT = 0xFFFFFFFF; /* Clear all interrupt flags */ |
mbed_official | 59:2af474687369 | 726 | |
mbed_official | 59:2af474687369 | 727 | switch ( ep->type ) /* Enable host channel int. types */ |
mbed_official | 59:2af474687369 | 728 | { |
mbed_official | 59:2af474687369 | 729 | case USB_EPTYPE_CTRL: |
mbed_official | 59:2af474687369 | 730 | case USB_EPTYPE_BULK: |
mbed_official | 59:2af474687369 | 731 | case USB_EPTYPE_INTR: |
mbed_official | 59:2af474687369 | 732 | USB->HC[ hcnum ].INTMSK = USB_HC_INT_CHHLTD; |
mbed_official | 59:2af474687369 | 733 | break; |
mbed_official | 59:2af474687369 | 734 | } |
mbed_official | 59:2af474687369 | 735 | |
mbed_official | 59:2af474687369 | 736 | hcs[ hcnum ].errorCnt = 0; |
mbed_official | 59:2af474687369 | 737 | |
mbed_official | 59:2af474687369 | 738 | USB->HAINTMSK |= 1 << hcnum; /* Enable host channel interrupt */ |
mbed_official | 59:2af474687369 | 739 | |
mbed_official | 59:2af474687369 | 740 | USB->HC[ hcnum ].CHAR = /* Program HCCHAR register */ |
mbed_official | 59:2af474687369 | 741 | ( ep->parentDevice->addr << _USB_HC_CHAR_DEVADDR_SHIFT ) | |
mbed_official | 59:2af474687369 | 742 | ( ( ep->addr & USB_EPNUM_MASK ) << _USB_HC_CHAR_EPNUM_SHIFT ) | |
mbed_official | 59:2af474687369 | 743 | ( ep->type << _USB_HC_CHAR_EPTYPE_SHIFT ) | |
mbed_official | 59:2af474687369 | 744 | ( ep->packetSize << _USB_HC_CHAR_MPS_SHIFT ) | |
mbed_official | 59:2af474687369 | 745 | ( ep->in ? USB_HC_CHAR_EPDIR : 0 ) | |
mbed_official | 59:2af474687369 | 746 | ( ep->parentDevice->speed == |
mbed_official | 59:2af474687369 | 747 | HPRT_L_SPEED >> _USB_HPRT_PRTSPD_SHIFT |
mbed_official | 59:2af474687369 | 748 | ? USB_HC_CHAR_LSPDDEV : 0 ); |
mbed_official | 59:2af474687369 | 749 | } |
mbed_official | 59:2af474687369 | 750 | |
mbed_official | 59:2af474687369 | 751 | void USBHHAL_HCStart( int hcnum ) |
mbed_official | 59:2af474687369 | 752 | { |
mbed_official | 59:2af474687369 | 753 | USBH_Hc_TypeDef *hc; |
mbed_official | 59:2af474687369 | 754 | uint16_t packets, len; |
mbed_official | 59:2af474687369 | 755 | |
mbed_official | 59:2af474687369 | 756 | hc = &hcs[ hcnum ]; |
mbed_official | 59:2af474687369 | 757 | hc->status = 0; |
mbed_official | 59:2af474687369 | 758 | hc->idle = false; |
mbed_official | 59:2af474687369 | 759 | |
mbed_official | 59:2af474687369 | 760 | if ( hc->remaining > 0 ) |
mbed_official | 59:2af474687369 | 761 | { |
mbed_official | 59:2af474687369 | 762 | packets = ( hc->remaining + hc->ep->packetSize - 1 ) / hc->ep->packetSize; |
mbed_official | 59:2af474687369 | 763 | } |
mbed_official | 59:2af474687369 | 764 | else |
mbed_official | 59:2af474687369 | 765 | { |
mbed_official | 59:2af474687369 | 766 | packets = 1; |
mbed_official | 59:2af474687369 | 767 | } |
mbed_official | 59:2af474687369 | 768 | |
mbed_official | 59:2af474687369 | 769 | if ( hc->ep->in ) |
mbed_official | 59:2af474687369 | 770 | { |
mbed_official | 59:2af474687369 | 771 | len = packets * hc->ep->packetSize; |
mbed_official | 59:2af474687369 | 772 | } |
mbed_official | 59:2af474687369 | 773 | else |
mbed_official | 59:2af474687369 | 774 | { |
mbed_official | 59:2af474687369 | 775 | len = hc->remaining; |
mbed_official | 59:2af474687369 | 776 | } |
mbed_official | 59:2af474687369 | 777 | |
mbed_official | 59:2af474687369 | 778 | /* Initialize the HCTSIZn register */ |
mbed_official | 59:2af474687369 | 779 | hc->hwXferSize = len; |
mbed_official | 59:2af474687369 | 780 | USB->HC[ hcnum ].TSIZ = |
mbed_official | 59:2af474687369 | 781 | ( ( len << _USB_HC_TSIZ_XFERSIZE_SHIFT ) & |
mbed_official | 59:2af474687369 | 782 | _USB_HC_TSIZ_XFERSIZE_MASK ) | |
mbed_official | 59:2af474687369 | 783 | ( ( packets << _USB_HC_TSIZ_PKTCNT_SHIFT ) & |
mbed_official | 59:2af474687369 | 784 | _USB_HC_TSIZ_PKTCNT_MASK ) | |
mbed_official | 59:2af474687369 | 785 | ( ( hc->ep->toggle << _USB_HC_TSIZ_PID_SHIFT ) & |
mbed_official | 59:2af474687369 | 786 | _USB_HC_TSIZ_PID_MASK ); |
mbed_official | 59:2af474687369 | 787 | |
mbed_official | 59:2af474687369 | 788 | USB->HC[ hcnum ].DMAADDR = (uint32_t)hc->buf; |
mbed_official | 59:2af474687369 | 789 | |
mbed_official | 59:2af474687369 | 790 | USBHHAL_HCActivate( hcnum, |
mbed_official | 59:2af474687369 | 791 | USB->HC[ hcnum ].CHAR, |
mbed_official | 59:2af474687369 | 792 | hc->ep->type == USB_EPTYPE_INTR ); |
mbed_official | 59:2af474687369 | 793 | } |
mbed_official | 59:2af474687369 | 794 | #endif /* defined( USB_HOST ) */ |
mbed_official | 59:2af474687369 | 795 | |
mbed_official | 59:2af474687369 | 796 | /** @endcond */ |
mbed_official | 59:2af474687369 | 797 | |
mbed_official | 59:2af474687369 | 798 | #endif /* defined( USB_DEVICE ) || defined( USB_HOST ) */ |
mbed_official | 59:2af474687369 | 799 | #endif /* defined( USB_PRESENT ) && ( USB_COUNT == 1 ) */ |