Maxim Integrated
USBDevice with MAX32620HSP platform support
Fork of
USBDevice
by 
mbed official
Diff: USBDevice/TARGET_RENESAS/TARGET_VK_RZ_A1H/usb0/src/function/usb0_function_sig.c
- Revision:
- 62:c1549af978d6
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/USBDevice/TARGET_RENESAS/TARGET_VK_RZ_A1H/usb0/src/function/usb0_function_sig.c Fri Apr 29 01:16:25 2016 +0100
@@ -0,0 +1,330 @@
+/*******************************************************************************
+* DISCLAIMER
+* This software is supplied by Renesas Electronics Corporation and is only
+* intended for use with Renesas products. No other uses are authorized. This
+* software is owned by Renesas Electronics Corporation and is protected under
+* all applicable laws, including copyright laws.
+* THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS MAKES NO WARRANTIES REGARDING
+* THIS SOFTWARE, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING BUT NOT
+* LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
+* AND NON-INFRINGEMENT. ALL SUCH WARRANTIES ARE EXPRESSLY DISCLAIMED.
+* TO THE MAXIMUM EXTENT PERMITTED NOT PROHIBITED BY LAW, NEITHER RENESAS
+* ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES SHALL BE LIABLE
+* FOR ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR
+* ANY REASON RELATED TO THIS SOFTWARE, EVEN IF RENESAS OR ITS AFFILIATES HAVE
+* BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
+* Renesas reserves the right, without notice, to make changes to this software
+* and to discontinue the availability of this software. By using this software,
+* you agree to the additional terms and conditions found by accessing the
+* following link:
+* http://www.renesas.com/disclaimer
+* Copyright (C) 2012 - 2014 Renesas Electronics Corporation. All rights reserved.
+*******************************************************************************/
+/*******************************************************************************
+* File Name : usb0_function_sig.c
+* $Rev: 1116 $
+* $Date:: 2014-07-09 16:29:19 +0900#$
+* Device(s) : RZ/A1H
+* Tool-Chain :
+* OS : None
+* H/W Platform :
+* Description : RZ/A1H R7S72100 USB Sample Program
+* Operation :
+* Limitations :
+*******************************************************************************/
+
+
+/*******************************************************************************
+Includes <System Includes> , "Project Includes"
+*******************************************************************************/
+#include "usb0_function.h"
+
+
+/*******************************************************************************
+Typedef definitions
+*******************************************************************************/
+
+
+/*******************************************************************************
+Macro definitions
+*******************************************************************************/
+
+
+/*******************************************************************************
+Imported global variables and functions (from other files)
+*******************************************************************************/
+
+
+/*******************************************************************************
+Exported global variables and functions (to be accessed by other files)
+*******************************************************************************/
+static void usb0_function_EnableINTModule(void);
+
+
+/*******************************************************************************
+Private global variables and functions
+*******************************************************************************/
+
+
+/*******************************************************************************
+* Function Name: usb0_function_InitModule
+* Description : Initializes the USB module in the USB function mode.
+* Arguments : uint16_t mode ; USB_FUNCTION_HIGH_SPEED ; Hi-Speed Mode
+* : ; other ; Full-speed Mode
+* Return Value : none
+*******************************************************************************/
+void usb0_function_InitModule (uint16_t mode)
+{
+ RZA_IO_RegWrite_16(&USB200.SYSCFG0,
+ 0,
+ USB_SYSCFG_DCFM_SHIFT,
+ USB_SYSCFG_DCFM); /* USB function */
+
+ /* USB module operation enabled */
+ RZA_IO_RegWrite_16(&USB200.SYSCFG0,
+ 1,
+ USB_SYSCFG_USBE_SHIFT,
+ USB_SYSCFG_USBE);
+
+ if (mode == USB_FUNCTION_HIGH_SPEED)
+ {
+ RZA_IO_RegWrite_16(&USB200.SYSCFG0,
+ 1,
+ USB_SYSCFG_HSE_SHIFT,
+ USB_SYSCFG_HSE); /* Hi-Speed Mode */
+ }
+ else
+ {
+ RZA_IO_RegWrite_16(&USB200.SYSCFG0,
+ 0,
+ USB_SYSCFG_HSE_SHIFT,
+ USB_SYSCFG_HSE);
+ }
+
+ /* for power-on */
+ if (usb0_function_CheckVBUStaus() == DEVDRV_USBF_ON)
+ {
+ usb0_function_EnableINTModule(); /* Interrupt Enable */
+ usb0_function_USB_FUNCTION_Attach(); /* pull-up D+ and open D- */
+ }
+ else
+ {
+ usb0_function_USB_FUNCTION_Detach(); /* USB Detach */
+ /* with Interrupt Enable */
+ }
+}
+
+/*******************************************************************************
+* Function Name: usb0_function_CheckVBUStaus
+* Description : Checks the USB-VBUS state to returns the connection state to
+* : the USB host.
+* Arguments : none
+* Return Value : DEVDRV_USBF_ON : VBUS ON
+* : DEVDRV_USBF_OFF : VBUS OFF
+*******************************************************************************/
+uint16_t usb0_function_CheckVBUStaus (void)
+{
+ uint16_t buf1;
+ uint16_t buf2;
+ uint16_t buf3;
+
+ /* monitor VBUS pins */
+ do
+ {
+ buf1 = RZA_IO_RegRead_16(&USB200.INTSTS0,
+ USB_INTSTS0_VBSTS_SHIFT,
+ USB_INTSTS0_VBSTS);
+ Userdef_USB_usb0_function_delay_10us(1);
+ buf2 = RZA_IO_RegRead_16(&USB200.INTSTS0,
+ USB_INTSTS0_VBSTS_SHIFT,
+ USB_INTSTS0_VBSTS);
+ Userdef_USB_usb0_function_delay_10us(1);
+ buf3 = RZA_IO_RegRead_16(&USB200.INTSTS0,
+ USB_INTSTS0_VBSTS_SHIFT,
+ USB_INTSTS0_VBSTS);
+ } while ((buf1 != buf2) || (buf2 != buf3));
+
+ if (buf1 == DEVDRV_USBF_OFF)
+ {
+ return DEVDRV_USBF_OFF; /* detach */
+ }
+
+ return DEVDRV_USBF_ON; /* attach */
+}
+
+/*******************************************************************************
+* Function Name: usb0_function_USB_FUNCTION_Attach
+* Description : Connects to the USB host controller.
+* : This function pulls up D+.
+* Arguments : none
+* Return Value : none
+*******************************************************************************/
+void usb0_function_USB_FUNCTION_Attach (void)
+{
+ Userdef_USB_usb0_function_attach();
+
+ Userdef_USB_usb0_function_delay_xms(10);
+
+ RZA_IO_RegWrite_16(&USB200.SYSCFG0,
+ 1,
+ USB_SYSCFG_DPRPU_SHIFT,
+ USB_SYSCFG_DPRPU); /* Pull-up D+ and open D- */
+}
+
+/*******************************************************************************
+* Function Name: usb0_function_USB_FUNCTION_Detach
+* Description : Disconnects from the USB host controller.
+* : This function opens D+/D-.
+* Arguments : none
+* Return Value : none
+*******************************************************************************/
+void usb0_function_USB_FUNCTION_Detach (void)
+{
+ uint16_t pipe;
+
+ Userdef_USB_usb0_function_detach();
+
+ for (pipe = 0; pipe < (USB_FUNCTION_MAX_PIPE_NO + 1); ++pipe)
+ {
+ if (g_usb0_function_pipe_status[pipe] != DEVDRV_USBF_PIPE_IDLE)
+ {
+ usb0_function_stop_transfer(pipe);
+ }
+ }
+
+ RZA_IO_RegWrite_16(&USB200.SYSCFG0,
+ 0,
+ USB_SYSCFG_DPRPU_SHIFT,
+ USB_SYSCFG_DPRPU); /* open D+ and D- */
+
+ /* Detach Recovery */
+ Userdef_USB_usb0_function_delay_500ns(); /* need 1us=500ns * 2 wait */
+ Userdef_USB_usb0_function_delay_500ns();
+
+ RZA_IO_RegWrite_16(&USB200.SYSCFG0,
+ 1,
+ USB_SYSCFG_DCFM_SHIFT,
+ USB_SYSCFG_DCFM);
+ Userdef_USB_usb0_function_delay_500ns(); /* need 100ns wait but 500ns S/W wait */
+
+ RZA_IO_RegWrite_16(&USB200.SYSCFG0,
+ 0,
+ USB_SYSCFG_DCFM_SHIFT,
+ USB_SYSCFG_DCFM);
+
+ RZA_IO_RegWrite_16(&USB200.SYSCFG0,
+ 0,
+ USB_SYSCFG_USBE_SHIFT,
+ USB_SYSCFG_USBE); /* soft reset module */
+ Userdef_USB_usb0_function_delay_500ns();
+
+ RZA_IO_RegWrite_16(&USB200.SYSCFG0,
+ 1,
+ USB_SYSCFG_USBE_SHIFT,
+ USB_SYSCFG_USBE);
+
+ usb0_function_EnableINTModule(); /* Interrupt Enable */
+}
+
+/*******************************************************************************
+* Function Name: usb0_function_USB_FUNCTION_BusReset
+* Description : This function is executed when the USB device is transitioned
+* : to POWERD_STATE. Sets the device descriptor according to the
+* : connection speed determined by the USB reset hand shake.
+* Arguments : none
+* Return Value : none
+*******************************************************************************/
+#if 0 /*The USBHAL in mbed does not need this function*/
+void usb0_function_USB_FUNCTION_BusReset (void)
+{
+ usb0_function_init_status(); /* memory clear */
+
+ if (usb0_function_is_hispeed() == USB_FUNCTION_HIGH_SPEED)
+ {
+ usb0_function_ResetDescriptor(USB_FUNCTION_HIGH_SPEED); /* Device Descriptor reset */
+ }
+ else
+ {
+ usb0_function_ResetDescriptor(USB_FUNCTION_FULL_SPEED); /* Device Descriptor reset */
+ }
+
+ usb0_function_ResetDCP(); /* Default Control PIPE reset */
+}
+#endif
+
+/*******************************************************************************
+* Function Name: usb0_function_USB_FUNCTION_Resume
+* Description : This function is executed when the USB device detects a resume
+* : signal.
+* : The USB sample driver does not operate for this function.
+* Arguments : none
+* Return Value : none
+*******************************************************************************/
+#if 0 /*The USBHAL in mbed does not need this function*/
+void usb0_function_USB_FUNCTION_Resume (void)
+{
+ /* NOP */
+}
+#endif
+
+/*******************************************************************************
+* Function Name: usb0_function_USB_FUNCTION_Suspend
+* Description : This function is executed when the USB device detects a suspend
+* : signal.
+* : The USB sample driver does not operate for this function.
+* Arguments : none
+* Return Value : none
+*******************************************************************************/
+#if 0 /*The USBHAL in mbed does not need this function*/
+void usb0_function_USB_FUNCTION_Suspend (void)
+{
+ /* NOP */
+}
+#endif
+
+/*******************************************************************************
+* Function Name: usb0_function_USB_FUNCTION_TestMode
+* Description : This function is executed when the USB device is transitioned U
+* : to TEST_MODE by the USB standard request.
+* Arguments : none
+* Return Value : none
+*******************************************************************************/
+void usb0_function_USB_FUNCTION_TestMode (void)
+{
+ switch (g_usb0_function_TestModeSelectors & USB_FUNCTION_FUNCTION_TEST_SELECT)
+ {
+ case USB_FUNCTION_FUNCTION_TEST_J:
+ case USB_FUNCTION_FUNCTION_TEST_K:
+ case USB_FUNCTION_FUNCTION_TEST_SE0_NAK:
+ case USB_FUNCTION_FUNCTION_TEST_PACKET:
+ RZA_IO_RegWrite_16(&USB200.TESTMODE,
+ (g_usb0_function_TestModeSelectors >> 8),
+ USB_TESTMODE_UTST_SHIFT,
+ USB_TESTMODE_UTST);
+ break;
+
+ case USB_FUNCTION_FUNCTION_TEST_FORCE_ENABLE:
+ default:
+ break;
+ }
+}
+
+/*******************************************************************************
+* Function Name: usb0_function_EnableINTModule
+* Description : Enables USB interrupt.
+* Arguments : none
+* Return Value : none
+*******************************************************************************/
+static void usb0_function_EnableINTModule (void)
+{
+ uint16_t buf;
+
+ buf = USB200.INTENB0;
+ buf |= (USB_FUNCTION_BITVBSE | USB_FUNCTION_BITDVSE | USB_FUNCTION_BITCTRE |
+ USB_FUNCTION_BITBEMPE | USB_FUNCTION_BITNRDYE | USB_FUNCTION_BITBRDYE);
+ USB200.INTENB0 = buf;
+
+ usb0_function_enable_bemp_int(USB_FUNCTION_PIPE0);
+}
+
+/* End of File */