Takanobu Muraguchi / USBDevice

USB device stack

Dependents:   USBMSD_step1 USBMSD_step1_5 picossd_step1_2cs

targets/TARGET_Silicon_Labs/inc/usbconfig.h@73:72808bd55ce2, 2021-09-15 (annotated)

Committer:
muraguchi
Date:
Wed Sep 15 16:31:51 2021 +0000
Revision:
73:72808bd55ce2
Parent:
71:53949e6131f6 
AirioBase + 2 chip PicoSSD board

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Kojto 71:53949e6131f6 1 /***************************************************************************//**
Kojto 71:53949e6131f6 2 * @file usbconfig.h
Kojto 71:53949e6131f6 3 * @brief USB protocol stack library, application supplied configuration options.
Kojto 71:53949e6131f6 4 * @version 3.20.12
Kojto 71:53949e6131f6 5 *******************************************************************************
Kojto 71:53949e6131f6 6 * @section License
Kojto 71:53949e6131f6 7 * <b>(C) Copyright 2014 Silicon Labs, http://www.silabs.com</b>
Kojto 71:53949e6131f6 8 *******************************************************************************
Kojto 71:53949e6131f6 9 *
Kojto 71:53949e6131f6 10 * Licensed under the Apache License, Version 2.0 (the "License");
Kojto 71:53949e6131f6 11 * you may not use this file except in compliance with the License.
Kojto 71:53949e6131f6 12 * You may obtain a copy of the License at
Kojto 71:53949e6131f6 13 *
Kojto 71:53949e6131f6 14 * http://www.apache.org/licenses/LICENSE-2.0
Kojto 71:53949e6131f6 15 *
Kojto 71:53949e6131f6 16 * Unless required by applicable law or agreed to in writing, software
Kojto 71:53949e6131f6 17 * distributed under the License is distributed on an "AS IS" BASIS,
Kojto 71:53949e6131f6 18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Kojto 71:53949e6131f6 19 * See the License for the specific language governing permissions and
Kojto 71:53949e6131f6 20 * limitations under the License.
Kojto 71:53949e6131f6 21 *
Kojto 71:53949e6131f6 22 ******************************************************************************/
Kojto 71:53949e6131f6 23
Kojto 71:53949e6131f6 24 #ifndef __USBCONFIG_H
Kojto 71:53949e6131f6 25 #define __USBCONFIG_H
Kojto 71:53949e6131f6 26
Kojto 71:53949e6131f6 27 #ifdef __cplusplus
Kojto 71:53949e6131f6 28 extern "C" {
Kojto 71:53949e6131f6 29 #endif
Kojto 71:53949e6131f6 30
Kojto 71:53949e6131f6 31 /* Compile stack for device mode. */
Kojto 71:53949e6131f6 32 #define USB_DEVICE
Kojto 71:53949e6131f6 33
Kojto 71:53949e6131f6 34 /* Maximum number of endpoint used, EP0 excluded. If you change this, you must
Kojto 71:53949e6131f6 35 also change USBEndpoints_EFM32.h to match. */
Kojto 71:53949e6131f6 36 #define NUM_EP_USED 6
Kojto 71:53949e6131f6 37
Kojto 71:53949e6131f6 38 /* Power management modes. The following can be or'd toghether. See comments in
Kojto 71:53949e6131f6 39 em_usbd.c under "Energy-saving modes" for more details.
Kojto 71:53949e6131f6 40
Kojto 71:53949e6131f6 41 USB_PWRSAVE_MODE_ONSUSPEND Set USB peripheral in low power mode on suspend
Kojto 71:53949e6131f6 42
Kojto 71:53949e6131f6 43 USB_PWRSAVE_MODE_ONVBUSOFF Set USB peripheral in low power mode when not
Kojto 71:53949e6131f6 44 attached to a host. While this mode assumes that the internal voltage regulator
Kojto 71:53949e6131f6 45 is used and that the VREGI pin of the chip is connected to VBUS it should
Kojto 71:53949e6131f6 46 be safe to use given that VREGOSEN is always enabled. If you disable VREGOSEN
Kojto 71:53949e6131f6 47 you must turn this off.
Kojto 71:53949e6131f6 48
Kojto 71:53949e6131f6 49 USB_PWRSAVE_MODE_ENTEREM2 Enter EM2 when USB peripheral is in low power mode.
Kojto 71:53949e6131f6 50 On Mbed this allows the sleep() and deepsleep() calls to enter EM2, but
Kojto 71:53949e6131f6 51 does not automatically enter any sleep states. Entering EM1 is always allowed.
Kojto 71:53949e6131f6 52
Kojto 71:53949e6131f6 53 Note for Happy Gecko, errata USB_E111: Entering EM2 when both the system clock
Kojto 71:53949e6131f6 54 (HFCLK) and the USB core clock (USBCCLK) is running on USHFRCO will result in
Kojto 71:53949e6131f6 55 a lock-up.
Kojto 71:53949e6131f6 56 */
Kojto 71:53949e6131f6 57 #define USB_PWRSAVE_MODE (USB_PWRSAVE_MODE_ONSUSPEND|USB_PWRSAVE_MODE_ONVBUSOFF|USB_PWRSAVE_MODE_ENTEREM2)
Kojto 71:53949e6131f6 58
Kojto 71:53949e6131f6 59 /* Use dynamic memory to allocate rx/tx buffers in the HAL. Saves memory
Kojto 71:53949e6131f6 60 as buffers are only allocated for used endpoints. The system malloc
Kojto 71:53949e6131f6 61 must return memory that is aligned by 4.
Kojto 71:53949e6131f6 62
Kojto 71:53949e6131f6 63 Note: if you disable this, using isochronous endpoints with packet
Kojto 71:53949e6131f6 64 sizes that are larger than the maximum for other EP types (64) will
Kojto 71:53949e6131f6 65 not work. */
Kojto 71:53949e6131f6 66 #define USB_USE_DYNAMIC_MEMORY
Kojto 71:53949e6131f6 67
Kojto 71:53949e6131f6 68 /* When the USB peripheral is set in low power mode, it must be clocked by a 32kHz
Kojto 71:53949e6131f6 69 clock. Both LFXO and LFRCO can be used, but only LFXO guarantee USB specification
Kojto 71:53949e6131f6 70 compliance. */
Kojto 71:53949e6131f6 71 #define USB_USBC_32kHz_CLK USB_USBC_32kHz_CLK_LFXO
Kojto 71:53949e6131f6 72
Kojto 71:53949e6131f6 73 /* Uncomment to get some debugging information. Default value for USER_PUTCHAR
Kojto 71:53949e6131f6 74 should work for SiLabs Gecko boards. Printf requires a working retarget
Kojto 71:53949e6131f6 75 implementation for write(). */
Kojto 71:53949e6131f6 76 //#define DEBUG_USB_API
Kojto 71:53949e6131f6 77 //#define USB_USE_PRINTF
Kojto 71:53949e6131f6 78 //#define USER_PUTCHAR ITM_SendChar
Kojto 71:53949e6131f6 79 //#define DEBUG_USB_INT_HI
Kojto 71:53949e6131f6 80 //#define DEBUG_USB_INT_LO
Kojto 71:53949e6131f6 81
Kojto 71:53949e6131f6 82
Kojto 71:53949e6131f6 83
Kojto 71:53949e6131f6 84 #ifdef __cplusplus
Kojto 71:53949e6131f6 85 }
Kojto 71:53949e6131f6 86 #endif
Kojto 71:53949e6131f6 87
Kojto 71:53949e6131f6 88 #endif /* __USBCONFIG_H */