/* * TOPPERS/ASP Kernel * Toyohashi Open Platform for Embedded Real-Time Systems/ * Advanced Standard Profile Kernel * * Copyright (C) 2000-2003 by Embedded and Real-Time Systems Laboratory * Toyohashi Univ. of Technology, JAPAN * Copyright (C) 2015-2019 by TOPPERS PROJECT Educational Working Group. * * 上記著作権者は，以下の(1)～(4)の条件を満たす場合に限り，本ソフトウェ * ア（本ソフトウェアを改変したものを含む．以下同じ）を使用・複製・改 * 変・再配布（以下，利用と呼ぶ）することを無償で許諾する． * (1) 本ソフトウェアをソースコードの形で利用する場合には，上記の著作 * 権表示，この利用条件および下記の無保証規定が，そのままの形でソー * スコード中に含まれていること． * (2) 本ソフトウェアを，ライブラリ形式など，他のソフトウェア開発に使 * 用できる形で再配布する場合には，再配布に伴うドキュメント（利用 * 者マニュアルなど）に，上記の著作権表示，この利用条件および下記 * の無保証規定を掲載すること． * (3) 本ソフトウェアを，機器に組み込むなど，他のソフトウェア開発に使 * 用できない形で再配布する場合には，次のいずれかの条件を満たすこ * と． * (a) 再配布に伴うドキュメント（利用者マニュアルなど）に，上記の著 * 作権表示，この利用条件および下記の無保証規定を掲載すること． * (b) 再配布の形態を，別に定める方法によって，TOPPERSプロジェクトに * 報告すること． * (4) 本ソフトウェアの利用により直接的または間接的に生じるいかなる損 * 害からも，上記著作権者およびTOPPERSプロジェクトを免責すること． * また，本ソフトウェアのユーザまたはエンドユーザからのいかなる理 * 由に基づく請求からも，上記著作権者およびTOPPERSプロジェクトを * 免責すること． * * 本ソフトウェアは，無保証で提供されているものである．上記著作権者お * よびTOPPERSプロジェクトは，本ソフトウェアに関して，特定の使用目的 * に対する適合性も含めて，いかなる保証も行わない．また，本ソフトウェ * アの利用により直接的または間接的に生じたいかなる損害に関しても，そ * の責任を負わない． * * $Id$ */ /* * USB_OTGドライバの本体 */ #include "kernel_impl.h" #include #include #include #include #include "syssvc/serial.h" #include "syssvc/syslog.h" #include "kernel_cfg.h" #include #include "device.h" #include "usb_otg.h" #define sil_orw_mem(a, b) sil_wrw_mem((a), sil_rew_mem(a) | (b)) #define sil_andw_mem(a, b) sil_wrw_mem((a), sil_rew_mem(a) & ~(b)) #define sil_andxw_mem(a, b) sil_wrw_mem((a), sil_rew_mem(a) & (b)) #define sil_modw_mem(a, b, c) sil_wrw_mem((a), (sil_rew_mem(a) & (~b)) | (c)) #define get_usbmode(a) (sil_rew_mem((uint32_t *)(USBOTG_BASE((a))+TOFF_USBO_GINTSTS)) & 1) #define get_int_status(a, b) (sil_rew_mem((uint32_t *)(USBOTG_BASE((a))+TOFF_USBO_GINTSTS)) & (b)) #define hc_int_status(a, b, c) (sil_rew_mem((uint32_t *)(USBHC_BASE((a), (b))+TOFF_USBHC_HCINT)) & (c)) #define get_haint_status(a) (sil_rew_mem((uint32_t *)(USBH_BASE((a))+TOFF_USBH_HAINT)) & 0xFFFF) #define clear_host_int(a, b) sil_wrw_mem((uint32_t *)(USBOTG_BASE((a))+TOFF_USBO_GINTSTS), (b)) #define clear_dev_int(a, b) sil_andxw_mem((uint32_t *)(USBOTG_BASE((a))+TOFF_USBO_GINTSTS), (b)) #define clear_hc_int(a, b, c) sil_wrw_mem((uint32_t *)(USBHC_BASE((a), (b))+TOFF_USBHC_HCINT), (c)) #define clear_outep_int(a, b, c) sil_wrw_mem((uint32_t *)(USBOEP_BASE((a), (b))+TOFF_USBEO_DOEPINT), (c)) #define clear_inep_int(a, b, c) sil_wrw_mem((uint32_t *)(USBIEP_BASE((a), (b))+TOFF_USBEI_DIEPINT), (c)) #define get_inep_int_status(a) ((sil_rew_mem((uint32_t *)(USBD_BASE((a))+TOFF_USBD_DAINT)) \ & sil_rew_mem((uint32_t *)(USBD_BASE((a))+TOFF_USBD_DAINTMSK))) & 0xFFFF) #define get_outep_int_status(a) (((sil_rew_mem((uint32_t *)(USBD_BASE((a))+TOFF_USBD_DAINT)) \ & sil_rew_mem((uint32_t *)(USBD_BASE((a))+TOFF_USBD_DAINTMSK))) & 0xFFFF0000) >> 16) #define get_packet_data(s) ((s[0] & 0xff) | ((s[1] & 0xff)<<8) | ((s[2] & 0xff)<<16) | ((s[3] & 0xff)<<24)) /* * USB用 AF10定義 */ #define GPIO_AF10_OTG_FS ((uint8_t)0x0AU) /* OTG_FS Alternate Function mapping */ #define GPIO_AF10_OTG_HS ((uint8_t)0x0AU) /* OTG_HS Alternate Function mapping */ /* * デフォルトFIFO設定 */ #define DEFAULT_FS_GRXFSIZ 0x80 #define DEFAULT_HS_GRXFSIZ 0x200 #define DEFAULT_FS_TXFIFO0_SIZ 0x60 /* 0x40 */ #define DEFAULT_HS_TXFIFO0_SIZ 0x100 #define DEFAULT_FS_TXFIFO1_SIZ 0x80 /* 0x40 */ #define DEFAULT_HS_TXFIFO1_SIZ 0xE0 /* * パケットサイズ定義 */ #define USB_OTG_HS_MAX_PACKET_SIZE 512 #define USB_OTG_FS_MAX_PACKET_SIZE 64 #define USB_OTG_MAX_EP0_SIZE 64 /* * PHY周波数定義 */ #define DSTS_ENUMSPD_HS_PHY_30MHZ_OR_60MHZ (0 << 1) #define DSTS_ENUMSPD_FS_PHY_30MHZ_OR_60MHZ (1 << 1) #define DSTS_ENUMSPD_LS_PHY_6MHZ (2 << 1) #define DSTS_ENUMSPD_FS_PHY_48MHZ (3 << 1) /* * フレームインターバル定義 */ #define DCFG_FRAME_INTERVAL_80 0 #define DCFG_FRAME_INTERVAL_85 1 #define DCFG_FRAME_INTERVAL_90 2 #define DCFG_FRAME_INTERVAL_95 3 /* * パケットステータス定義 */ #define STS_GOUT_NAK 1 #define STS_DATA_UPDT 2 #define STS_XFER_COMP 3 #define STS_SETUP_COMP 4 #define STS_SETUP_UPDT 6 /* * PHYスピード定義 */ #define HPRT0_PRTSPD_HIGH_SPEED 0 #define HPRT0_PRTSPD_FULL_SPEED 1 #define HPRT0_PRTSPD_LOW_SPEED 2 /* * ホストクラスエンドポイントタイプ定義 */ #define HCCHAR_CTRL 0 #define HCCHAR_ISOC 1 #define HCCHAR_BULK 2 #define HCCHAR_INTR 3 #define GRXSTS_PKTSTS_IN 2 #define GRXSTS_PKTSTS_IN_XFER_COMP 3 #define GRXSTS_PKTSTS_DATA_TOGGLE_ERR 5 #define GRXSTS_PKTSTS_CH_HALTED 7 #define RESET_TIMEOUT (1000*100) /* 1ms */ #define HALT_TIMEOUT (10*100) /* 0.01ms */ #ifndef USB_OTG_FS_WAKEUP_EXTI_LINE #define USB_OTG_FS_WAKEUP_EXTI_LINE 0x00040000 /* External interrupt line 18 Connected to the USB FS EXTI Line */ #endif #define GHWCFG3_XFER_SIZE_CNTR_WIDTH 0x0000000f #define GHWCFG3_PACKET_SIZE_CNTR_WIDTH 0x00000070 #define GHWCFG3_I2C 0x00000100 #define GHWCFG3_DFIFO_DEPTH 0xffff0000 #define GRXFSIZ_DEPTH 0x0000ffff /* * USBポートIDから管理ブロックを取り出すためのマクロ */ #define INDEX_USB(usbid) ((uint_t)((usbid) - 1)) #ifndef TADR_USB_OTGHS_BASE #define NUM_USBHANDLE 1 #else #define NUM_USBHANDLE NUM_USBPORT #endif #if !defined(_STM32F7XX_H_) #define flushinvalidatedcache_by_addr(a, b) #endif static USB_OTG_Handle_t Husb[NUM_USBPORT]; extern ER sysclock_config(int mode); /* * 必要なら強制モードを設定する * 強制モードならtrueを返す */ static bool_t usbo_force_mode_if_needed(USB_OTG_Handle_t *husb, bool_t host) { uint32_t otgmode = get_usbmode(husb->base); uint32_t reqmode = husb->Init.usb_otg_mode; uint32_t gusbcfg; uint32_t set, clear; if (host && (otgmode == USB_OTG_MODE_HOST || reqmode == USB_OTG_MODE_DEVICE)) return false; else if (!host && (otgmode == USB_OTG_MODE_DEVICE || reqmode == USB_OTG_MODE_HOST)) return false; gusbcfg = sil_rew_mem((uint32_t *)(USBOTG_BASE(husb->base)+TOFF_USBO_GUSBCFG)); set = host ? USB_OTG_GUSBCFG_FHMOD : USB_OTG_GUSBCFG_FDMOD; clear = host ? USB_OTG_GUSBCFG_FDMOD : USB_OTG_GUSBCFG_FHMOD; gusbcfg &= ~clear; gusbcfg |= set; sil_wrw_mem((uint32_t *)(USBOTG_BASE(husb->base)+TOFF_USBO_GUSBCFG), gusbcfg); dly_tsk(25); return true; } /* * 強制モードをクリアする */ static void usbo_clear_force_mode(USB_OTG_Handle_t *husb) { uint32_t gusbcfg; gusbcfg = sil_rew_mem((uint32_t *)(USBOTG_BASE(husb->base)+TOFF_USBO_GUSBCFG)); gusbcfg &= ~USB_OTG_GUSBCFG_FHMOD; gusbcfg &= ~USB_OTG_GUSBCFG_FDMOD; sil_wrw_mem((uint32_t *)(USBOTG_BASE(husb->base)+TOFF_USBO_GUSBCFG), gusbcfg); /* * 設定変更による待ち */ dly_tsk(25); } /* * USB-OTGモードチェック */ static void usbo_get_hwparam(USB_OTG_Handle_t *husb) { USB_OTG_HwParam_t *hw = &husb->hw_params; uint32_t hwcfg3, grxfsiz; unsigned int width; #ifdef TOFF_USBO_GHWCFG3 hwcfg3 = sil_rew_mem((uint32_t *)(husb->base+TOFF_USBO_GHWCFG3)); #else hwcfg3 = 0x200d1e8; #endif grxfsiz = sil_rew_mem((uint32_t *)(husb->base+TOFF_USBO_GRXFSIZ)); syslog_2(LOG_NOTICE, "hwcfg3=%08x grxfsiz=%08x", hwcfg3, grxfsiz); hw->en_multiple_tx_fifo = 0; width = hwcfg3 & GHWCFG3_XFER_SIZE_CNTR_WIDTH; hw->max_transfer_size = (1 << (width + 11)) - 1; width = (hwcfg3 & GHWCFG3_PACKET_SIZE_CNTR_WIDTH) >> 4; hw->max_packet_count = (1 << (width + 4)) - 1; hw->total_fifo_size = (hwcfg3 & GHWCFG3_DFIFO_DEPTH) >> 16; hw->host_rx_fifo_size = grxfsiz & GRXFSIZ_DEPTH; syslog_1(LOG_NOTICE, " max_transfer_size=%d", hw->max_transfer_size); syslog_1(LOG_NOTICE, " max_packet_count=%d", hw->max_packet_count); syslog_1(LOG_NOTICE, " en_multiple_tx_fifo=%d", hw->en_multiple_tx_fifo); syslog_1(LOG_NOTICE, " total_fifo_size=%d", hw->total_fifo_size); syslog_1(LOG_NOTICE, " host_rx_fifo_size=%d", hw->host_rx_fifo_size); } /* * USB OTG 省エネモード復帰 */ static ER usbo_exit_hibernation(USB_OTG_Handle_t *husb, bool_t restore) { /* * リモートウェークアップシグナルクリア */ sil_andw_mem((uint32_t *)(USBD_BASE(husb->base)+TOFF_USBD_DCTL), USB_OTG_DCTL_RWUSIG); return E_OK; } /* * USB OTG 省エネモード移行 */ static ER usbo_enter_hibernation(USB_OTG_Handle_t *husb) { sil_orw_mem((uint32_t *)(USBPGC_BASE(husb->base)), USB_OTG_PCGCCTL_STOPCLK); /*Enter in STOP mode */ if(husb->Init.low_power_enable){ /* Set SLEEPDEEP bit and SleepOnExit of Cortex System Control Register */ sil_orw_mem((uint32_t *)(TADR_SCB_BASE+TOFF_SCB_SCR), (SCB_SCR_SLEEPDEEP_Msk | SCB_SCR_SLEEPONEXIT_Msk)); } return E_OK; } /* * USB_OTGハードウェア初期化 * parameter1 portid USBポートID * parameter2 pini 初期化構造体へのポインタ * return NULLでなければUSBハンドラへのポインタ */ USB_OTG_Handle_t * usbo_init(ID portid, USB_OTG_Init_t *pini) { GPIO_Init_t GPIO_Init_Data; USB_OTG_Handle_t *husb; uint32_t base; uint32_t no; volatile uint32_t tmpreg = 0x00U; if(portid < USB1_PORTID || portid > NUM_USBHANDLE) return NULL; no = INDEX_USB(portid); husb = &Husb[no]; memcpy(&husb->Init, pini, sizeof(USB_OTG_Init_t)); if(portid == USB1_PORTID){ /* USB OTG FSポート */ husb->base = TADR_USB_OTGFS_BASE; /* * GPIO/USBポートクロック起動 */ sil_orw_mem((uint32_t *)ENABLE_FS_BASE1, ENABLE_FS_VAL1); #if defined(ENABLE_FS_BASE2) sil_orw_mem((uint32_t *)ENABLE_FS_BASE2, ENABLE_FS_VAL2); #endif /*USB DM and DP */ GPIO_Init_Data.mode = GPIO_MODE_AF; GPIO_Init_Data.pull = GPIO_NOPULL; GPIO_Init_Data.otype = GPIO_OTYPE_PP; GPIO_Init_Data.speed = GPIO_SPEED_HIGH; GPIO_Init_Data.alternate = GPIO_AF10_OTG_FS; gpio_setup(TADR_FS_G1_BASE, &GPIO_Init_Data, FS_DM_PINNO); gpio_setup(TADR_FS_G1_BASE, &GPIO_Init_Data, FS_DP_PINNO); #if defined(FS_ID_PINNO) /*USB ID */ GPIO_Init_Data.mode = GPIO_MODE_AF; GPIO_Init_Data.pull = GPIO_PULLUP; GPIO_Init_Data.otype = GPIO_OTYPE_OD; GPIO_Init_Data.speed = GPIO_SPEED_HIGH; GPIO_Init_Data.alternate = GPIO_AF10_OTG_FS; gpio_setup(TADR_FS_G1_BASE, &GPIO_Init_Data, FS_ID_PINNO); #endif #if defined(FS_VBUS_PINNO) /* Configure VBUS Pin(DEVICE) */ GPIO_Init_Data.mode = GPIO_MODE_INPUT; GPIO_Init_Data.pull = GPIO_NOPULL; GPIO_Init_Data.otype = GPIO_OTYPE_PP; gpio_setup(TADR_FS_G1_BASE, &GPIO_Init_Data, FS_VBUS_PINNO); #endif #if defined(FS_POWERSW_PINO) /* Configure POWER_SWITCH IO pin(HOST) */ GPIO_Init_Data.mode = GPIO_MODE_OUTPUT; GPIO_Init_Data.pull = GPIO_NOPULL; #ifdef FS_G2_PORT_TYPE GPIO_Init_Data.otype = FS_G2_PORT_TYPE; #else GPIO_Init_Data.otype = GPIO_OTYPE_PP; #endif GPIO_Init_Data.speed = GPIO_SPEED_HIGH; gpio_setup(TADR_FS_G2_BASE, &GPIO_Init_Data, FS_POWERSW_PINO); #endif /* * USB FSクロック設定 */ sil_orw_mem((uint32_t *)(TADR_RCC_BASE+TOFF_RCC_USBFS), RCC_USBFSEN); sil_orw_mem((uint32_t *)(TADR_RCC_BASE+TOFF_RCC_SYSFG), RCC_SYSGFGEN); tmpreg = sil_rew_mem((uint32_t *)(TADR_RCC_BASE+TOFF_RCC_SYSFG)); /* * FIFO設定値 */ usbo_get_hwparam(husb); husb->fifo_mem = husb->hw_params.total_fifo_size; husb->pcd_rx_fifo_sz = DEFAULT_FS_GRXFSIZ; husb->pcd_np_g_tx_fifo_sz = DEFAULT_FS_TXFIFO0_SIZ; husb->pcd_tx_fifo_sz[1] = DEFAULT_FS_TXFIFO1_SIZ; } #ifdef TADR_USB_OTGHS_BASE else{ /* USB OTG HSポート */ husb->base = TADR_USB_OTGHS_BASE; /* * GPIO/USBポートクロック起動 */ sil_orw_mem((uint32_t *)ENABLE_HS_BASE, ENABLE_HS_VAL2); sil_orw_mem((uint32_t *)ENABLE_HS_BASE, ENABLE_HS_VAL3); #if defined(TOPPERS_STM32F723_DISCOVERY) /*USB DM and DP */ GPIO_Init_Data.mode = GPIO_MODE_AF; GPIO_Init_Data.pull = GPIO_NOPULL; GPIO_Init_Data.otype = GPIO_OTYPE_PP; GPIO_Init_Data.speed = GPIO_SPEED_HIGH; GPIO_Init_Data.alternate = GPIO_AF10_OTG_HS; gpio_setup(TADR_GPIOB_BASE, &GPIO_Init_Data, 14); gpio_setup(TADR_GPIOB_BASE, &GPIO_Init_Data, 15); /* Configure POWER_SWITCH IO pin(HOST) */ GPIO_Init_Data.mode = GPIO_MODE_OUTPUT; GPIO_Init_Data.pull = GPIO_NOPULL; GPIO_Init_Data.speed = GPIO_SPEED_HIGH; GPIO_Init_Data.otype = GPIO_OTYPE_PP; gpio_setup(TADR_GPIOH_BASE, &GPIO_Init_Data, 12); /* * USB HS-PHYクロック設定 */ sil_orw_mem((uint32_t *)(TADR_RCC_BASE+TOFF_RCC_AHB1ENR), RCC_AHB1ENR_OTGHSULPIEN); tmpreg = sil_rew_mem((uint32_t *)(TADR_RCC_BASE+TOFF_RCC_AHB1ENR)); sil_orw_mem((uint32_t *)(TADR_RCC_BASE+TOFF_RCC_AHB1ENR), RCC_AHB1ENR_OTGHSULPIEN); tmpreg = sil_rew_mem((uint32_t *)(TADR_RCC_BASE+TOFF_RCC_AHB1ENR)); #else /* !TOPPERS_STM32F723_DISCOVERY */ sil_orw_mem((uint32_t *)ENABLE_HS_BASE, ENABLE_HS_VAL4); sil_orw_mem((uint32_t *)ENABLE_HS_BASE, ENABLE_HS_VAL5); sil_orw_mem((uint32_t *)ENABLE_HS_BASE, ENABLE_HS_VAL1); /* CLK */ GPIO_Init_Data.mode = GPIO_MODE_AF; GPIO_Init_Data.pull = GPIO_NOPULL; GPIO_Init_Data.otype = GPIO_OTYPE_PP; GPIO_Init_Data.speed = GPIO_SPEED_HIGH; GPIO_Init_Data.alternate = GPIO_AF10_OTG_HS; gpio_setup(TADR_GPIOA_BASE, &GPIO_Init_Data, 5); /* D0 */ gpio_setup(TADR_GPIOA_BASE, &GPIO_Init_Data, 3); /* D1 D2 D3 D4 D5 D6 D7 */ gpio_setup(TADR_GPIOB_BASE, &GPIO_Init_Data, 0); gpio_setup(TADR_GPIOB_BASE, &GPIO_Init_Data, 1); gpio_setup(TADR_GPIOB_BASE, &GPIO_Init_Data, 5); gpio_setup(TADR_GPIOB_BASE, &GPIO_Init_Data, 10); gpio_setup(TADR_GPIOB_BASE, &GPIO_Init_Data, 11); gpio_setup(TADR_GPIOB_BASE, &GPIO_Init_Data, 12); gpio_setup(TADR_GPIOB_BASE, &GPIO_Init_Data, 13); /* STP */ gpio_setup(TADR_GPIOC_BASE, &GPIO_Init_Data, 0); /* NXT */ gpio_setup(TADR_GPIOH_BASE, &GPIO_Init_Data, 4); /* DIR */ gpio_setup(TADR_HS_G1_BASE, &GPIO_Init_Data, HS_DIR_PINNNO); /* * USB HS-PHYクロック設定 */ sil_orw_mem((uint32_t *)(TADR_RCC_BASE+TOFF_RCC_USBHS), RCC_USBHSUPEN); tmpreg = sil_rew_mem((uint32_t *)(TADR_RCC_BASE+TOFF_RCC_USBHS)); #endif /* !TOPPERS_STM32F723_DISCOVERY */ /* * USB HSクロック設定 */ sil_orw_mem((uint32_t *)(TADR_RCC_BASE+TOFF_RCC_USBHS), RCC_USBHSEN); tmpreg = sil_rew_mem((uint32_t *)(TADR_RCC_BASE+TOFF_RCC_USBHS)); /* * FIFO設定値 */ usbo_get_hwparam(husb); husb->fifo_mem = husb->hw_params.total_fifo_size; husb->pcd_rx_fifo_sz = DEFAULT_HS_GRXFSIZ; husb->pcd_np_g_tx_fifo_sz = DEFAULT_HS_TXFIFO0_SIZ; husb->pcd_tx_fifo_sz[1] = DEFAULT_HS_TXFIFO1_SIZ; } #endif ((void)(tmpreg)); /* DEVICE */ if(husb->Init.low_power_enable == 1){ /* * WAKEUP割込み設定 */ #ifdef EXTI_PR_BASE sil_wrw_mem((uint32_t *)EXTI_PR_BASE, USB_OTG_FS_WAKEUP_EXTI_LINE); sil_andw_mem((uint32_t *)(TADR_EXTI_BASE+TOFF_EXTI_FTSR), USB_OTG_FS_WAKEUP_EXTI_LINE); sil_orw_mem((uint32_t *)(TADR_EXTI_BASE+TOFF_EXTI_RTSR), USB_OTG_FS_WAKEUP_EXTI_LINE); #endif sil_orw_mem((uint32_t *)EXTI_IMR_BASE, USB_OTG_FS_WAKEUP_EXTI_LINE); } base = husb->base; /* * USB OTGグローバル割込み禁止 */ usbo_disableglobalint(husb); /* * USB OTGコア部初期化 */ usbo_coreinit(husb); /* * USB OTGモード設定 */ usbo_setcurrentmode(husb); /* * VBUS Sensing Bを有効設定 */ #ifdef USB_OTG_GCCFG_VBDEN sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GCCFG), USB_OTG_GCCFG_VBDEN); if(husb->Init.usb_otg_mode != USB_OTG_MODE_HOST){ if(husb->Init.vbus_sensing_enable == 0){ sil_andw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GCCFG), USB_OTG_GCCFG_VBDEN); sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GOTGCTL), USB_OTG_GOTGCTL_BVALOEN); sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GOTGCTL), USB_OTG_GOTGCTL_BVALOVAL); } } #else if(husb->Init.usb_otg_mode != USB_OTG_MODE_HOST){ sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GCCFG), USB_OTG_GCCFG_VBUSBSEN); if(husb->Init.vbus_sensing_enable == 0){ sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GCCFG), USB_OTG_GCCFG_NOVBUSSENS); } } else{ sil_andw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GCCFG), USB_OTG_GCCFG_VBUSASEN); sil_andw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GCCFG), USB_OTG_GCCFG_VBUSBSEN); sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GCCFG), USB_OTG_GCCFG_NOVBUSSENS); } #endif /* * リスタートPHYクロック */ sil_wrw_mem((uint32_t *)(USBPGC_BASE(base)), 0); /* * GINTのオールマスク設定 */ sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTMSK), 0); /* * GINTオール割込みクリア */ sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTSTS), 0xFFFFFFFF); return husb; } /* * USB OTGハードウェア停止 * parameter1 husb USBハンドラへのポインタ * return 常にE_OK */ ER usbo_deinit(USB_OTG_Handle_t *husb) { if(husb->base == TADR_USB_OTGFS_BASE) sil_andw_mem((uint32_t *)(TADR_RCC_BASE+TOFF_RCC_USBFS), RCC_USBFSEN); else sil_andw_mem((uint32_t *)(TADR_RCC_BASE+TOFF_RCC_USBHS), RCC_USBHSEN); return E_OK; } /* * USB OTG割込み設定 * parameter1 husb USBハンドラへのポインタ * return 常にE_OK */ ER usbo_setupint(USB_OTG_Handle_t *husb) { uint32_t base = husb->base; uint32_t intmsk = USB_OTG_GINTMSK_PXFRM_IISOOXFRM | USB_OTG_GINTMSK_WUIM; /* * 割込み禁止 */ sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTMSK), 0); /* * 割込みペンディングクリア */ sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTSTS), 0xFFFFFFFF); /* * DMA割込み許可 */ if(husb->Init.dma_enable == 0){ intmsk |= USB_OTG_GINTMSK_RXFLVLM; } /* * USB HOST割込み許可 */ if(husb->Init.usb_otg_mode != USB_OTG_MODE_DEVICE){ intmsk |= (USB_OTG_GINTMSK_PRTIM | USB_OTG_GINTMSK_HCIM |\ USB_OTG_GINTMSK_SOFM | USB_OTG_GINTSTS_DISCINT); } /* * USB DEVICE割込み許可 */ if(husb->Init.usb_otg_mode != USB_OTG_MODE_HOST){ intmsk |= (USB_OTG_GINTMSK_USBSUSPM | USB_OTG_GINTMSK_USBRST |\ USB_OTG_GINTMSK_ENUMDNEM | USB_OTG_GINTMSK_IEPINT |\ USB_OTG_GINTMSK_OEPINT | USB_OTG_GINTMSK_IISOIXFRM); } /* * SOF割込み許可設定 */ if(husb->Init.sof_enable){ intmsk |= USB_OTG_GINTMSK_SOFM; } /* * SENSE ENABLE割込み許可設定 */ if(husb->Init.vbus_sensing_enable == 1){ intmsk |= (USB_OTG_GINTMSK_SRQIM | USB_OTG_GINTMSK_OTGINT); } sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTMSK), intmsk); return E_OK; } /* * USBコア部リセット * parameter1 husb USBロジックベースアドレス * return 正常終了：E_OK タイムアウト：E_TMOUT */ static ER USB_CoreReset(uint32_t base) { uint32_t tick = 0; /* * AHBマスターのIDLEステート待ち */ do{ if(++tick > RESET_TIMEOUT) return E_TMOUT; sil_dly_nse(10*1000); } while ((sil_rew_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GRSTCTL)) & USB_OTG_GRSTCTL_AHBIDL) == 0); /* * コア、ソフトリセット要求 */ tick = 0; sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GRSTCTL), USB_OTG_GRSTCTL_CSRST); do{ if(++tick > RESET_TIMEOUT) return E_TMOUT; sil_dly_nse(10*1000); } while ((sil_rew_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GRSTCTL)) & USB_OTG_GRSTCTL_CSRST) != 0); return E_OK; } /* * パケットデータ書き込み * parameter1 base USB OTGレジスタベースアドレス * parameter2 src 書き込みデータのポインタ * parameter3 ch_ep_num エンドポイント、または、チャネル番号 * parameter4 len データ長 * parameter5 dma DMAモード(0:none-DMA、1:DMA) */ static void usbo_writePacket(uint32_t base, uint8_t *src, uint8_t ch_ep_num, uint16_t len, uint8_t dma) { uint32_t count32b = 0 , i = 0; if(dma == 0U){ count32b = (len + 3) / 4; for(i = 0 ; i < count32b; i++, src += 4){ sil_wrw_mem((uint32_t *)(USBD_FIFO(base, ch_ep_num)), get_packet_data(src)); } } } /* * パケットデータ読み込み * parameter1 base USB OTGレジスタベースアドレス * parameter2 dest 読み込みデータのポインタ * parameter3 len データ長 */ static void * usbo_readPacket(uint32_t base, uint8_t *dest, uint16_t len) { uint32_t i=0U; uint32_t count32b = (len + 3U) / 4U; uint32_t data; for(i = 0 ; i < count32b; i++, dest += 4){ data = sil_rew_mem((uint32_t *)(USBD_FIFO(base, 0))); dest[0] = (data & 0xff); dest[1] = (data >> 8) & 0xff; dest[2] = (data >> 16) & 0xff; dest[3] = (data >> 24) & 0xff; } return ((void *)dest); } /* * USB HOSTのカレントフレーム番号を取り出す * parameter1 USBハンドラへのポインタ * return ハンドラ番号 */ uint32_t usbo_getcurrentframe(USB_OTG_Handle_t *husb) { return (sil_rew_mem((uint32_t *)(USBH_BASE(husb->base)+TOFF_USBH_HFNUM)) & USB_OTG_HFNUM_FRNUM); } /* * USB OTGの機能設定を行う * parameter1 husb USBハンドラへのポインタ * usb_otg_modeの設定：USB_OTG_MODE_DEVICE(USB DEVICE固定) * USB_OTG_MODE_HOST(USB HOST固定) * USB_OTG_MODE_DRD(デュアルモード) * return 常にE_OK */ ER usbo_setcurrentmode(USB_OTG_Handle_t *husb) { uint32_t base = husb->base; uint32_t gusbcfg = sil_rew_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GUSBCFG)); gusbcfg &= ~(USB_OTG_GUSBCFG_FHMOD | USB_OTG_GUSBCFG_FDMOD); if(husb->Init.usb_otg_mode == USB_OTG_MODE_HOST){ gusbcfg |= USB_OTG_GUSBCFG_FHMOD; } else if(husb->Init.usb_otg_mode == USB_OTG_MODE_DEVICE){ gusbcfg |= USB_OTG_GUSBCFG_FDMOD; } sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GUSBCFG), gusbcfg); dly_tsk(50); return E_OK; } /* * USBコアの初期化 * parameter1 husb USBハンドラへのポインタ * return 常にE_OK */ ER usbo_coreinit(USB_OTG_Handle_t *husb) { uint32_t base = husb->base; if(husb->Init.phy_itface == USB_PHY_ULPI){ /* ULPI-PHY select */ sil_andw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GCCFG), USB_OTG_GCCFG_PWRDWN); /* * ULPI-PHY初期化 */ sil_andw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GUSBCFG), (USB_OTG_GUSBCFG_TSDPS | USB_OTG_GUSBCFG_ULPIFSLS | USB_OTG_GUSBCFG_PHYSEL)); /* * VBUSソース設定 */ sil_andw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GUSBCFG), (USB_OTG_GUSBCFG_ULPIEVBUSD | USB_OTG_GUSBCFG_ULPIEVBUSI)); if(husb->Init.use_external_vbus == 1){ sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GUSBCFG), USB_OTG_GUSBCFG_ULPIEVBUSD); } /* * コアリセット */ USB_CoreReset(base); } else{ /* Embedded PHY select */ /* * Embedded FS-PHY選択 */ sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GUSBCFG), USB_OTG_GUSBCFG_PHYSEL); /* * コアリセット */ USB_CoreReset(base); /* * 電源ダウン解除 */ sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GCCFG), USB_OTG_GCCFG_PWRDWN); } /* * DMAモード設定 */ if(husb->Init.dma_enable == 1){ sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GAHBCFG), USB_OTG_GAHBCFG_DMAEN); } return E_OK; } /* * USBグローバル割込み許可 * parameter1 husb USBハンドラへのポインタ * return 常にE_OK */ ER usbo_enableglobalint(USB_OTG_Handle_t *husb) { sil_orw_mem((uint32_t *)(USBOTG_BASE(husb->base)+TOFF_USBO_GAHBCFG), USB_OTG_GAHBCFG_GINT); return E_OK; } /* * USBグローバル割込み禁止 * parameter1 husb USBハンドラへのポインタ * return 常にE_OK */ ER usbo_disableglobalint(USB_OTG_Handle_t *husb) { sil_andw_mem((uint32_t *)(USBOTG_BASE(husb->base)+TOFF_USBO_GAHBCFG), USB_OTG_GAHBCFG_GINT); return E_OK; } /* * 送信FIFOのフラッシュ * parameter1 husb USBハンドラへのポインタ * return 正常終了：E_OK、タイムアウト：E_TMOUT */ ER usbo_flushTxFifo(USB_OTG_Handle_t *husb, uint32_t num) { uint32_t base = husb->base; uint32_t tick = 0; sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GRSTCTL), (USB_OTG_GRSTCTL_TXFFLSH |(uint32_t)(num << 6))); do{ if(++tick > RESET_TIMEOUT) return E_TMOUT; sil_dly_nse(10*1000); }while ((sil_rew_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GRSTCTL)) & USB_OTG_GRSTCTL_TXFFLSH) != 0); return E_OK; } /* * 受信FIFOのフラッシュ * parameter1 husb USBハンドラへのポインタ * return 正常終了：E_OK、タイムアウト：E_TMOUT */ ER usbo_flushRxFifo(USB_OTG_Handle_t *husb) { uint32_t base = husb->base; uint32_t tick = 0; sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GRSTCTL), USB_OTG_GRSTCTL_RXFFLSH); do{ if(++tick > RESET_TIMEOUT) return E_TMOUT; sil_dly_nse(10*1000); }while((sil_rew_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GRSTCTL)) & USB_OTG_GRSTCTL_RXFFLSH) != 0); #ifdef USB_OTG_GCCFG_VBDEN sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GCCFG), USB_OTG_GCCFG_VBDEN); #endif return E_OK; } /* * FIFOの初期化 * parameter1 husb USBハンドラへのポインタ * return 常にE_OK */ ER usbo_initFiFo(USB_OTG_Handle_t *husb) { unsigned int ep; unsigned int addr; uint32_t base = husb->base; uint32_t val; /* * RX/NPTX FIFOサイズ設定 */ sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GRXFSIZ), husb->pcd_np_g_tx_fifo_sz); sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_DIEPTXF0_HNPTXFSIZ), (husb->pcd_np_g_tx_fifo_sz<<16) | husb->pcd_rx_fifo_sz); /* * すべてのTX FIFO設定 */ addr = husb->pcd_rx_fifo_sz + husb->pcd_np_g_tx_fifo_sz; for(ep = 1; ep < MAX_EPS_CHANNELS; ep++) { if(husb->pcd_tx_fifo_sz[ep] == 0){ sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_DIEPTXF+(ep-1)*4), 0); continue; } val = addr | husb->pcd_tx_fifo_sz[ep] << 16; if((addr + husb->pcd_tx_fifo_sz[ep]) > husb->fifo_mem) syslog_1(LOG_ERROR, "insufficient fifo memory(%d)", ep); addr += husb->pcd_tx_fifo_sz[ep]; sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_DIEPTXF+(ep-1)*4), val); } /* * FIFOフラッシュ処理 */ usbo_flushTxFifo(husb, 0x10); usbo_flushRxFifo(husb); return E_OK; } /******************************************************************************* USB HOST関数 *******************************************************************************/ /* * USB HOST初期化 * parameter1 husb USBハンドラへのポインタ * return 常にE_OK */ ER usbo_hostinit(USB_OTG_Handle_t *husb) { uint32_t base = husb->base; bool_t forced; uint32_t val, i; /* Disable the FS/LS support mode only */ if((husb->Init.speed == USB_SPEED_FULL) && (base != TADR_USB_OTGFS_BASE)){ sil_orw_mem((uint32_t *)(USBH_BASE(base)+TOFF_USBH_HCFG), USB_OTG_HCFG_FSLSS); } else{ sil_andw_mem((uint32_t *)(USBH_BASE(base)+TOFF_USBH_HCFG), USB_OTG_HCFG_FSLSS); } /* * HOST RX-FIFOサイズ設定 */ forced = usbo_force_mode_if_needed(husb, true); sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GRXFSIZ), husb->pcd_np_g_tx_fifo_sz); sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_DIEPTXF0_HNPTXFSIZ), (husb->pcd_np_g_tx_fifo_sz<<16) | husb->pcd_rx_fifo_sz); val = (husb->pcd_rx_fifo_sz + husb->pcd_np_g_tx_fifo_sz) | husb->pcd_tx_fifo_sz[1] << 16; sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_HPTXFSIZ), val); /* * FIFOフラッシュ */ usbo_flushTxFifo(husb, 0x10U); /* all Tx FIFOs */ usbo_flushRxFifo(husb); if(forced) usbo_clear_force_mode(husb); /* * チャネル割込みクリアとマスク */ for (i = 0 ; i < husb->Init.host_channels; i++){ sil_wrw_mem((uint32_t *)(USBHC_BASE(base, i)+TOFF_USBHC_HCINT), 0xFFFFFFFFU); sil_wrw_mem((uint32_t *)(USBHC_BASE(base, i)+TOFF_USBHC_HCINTMSK), 0U); } /* * L3ステート設定 */ husb->lx_state = DWC2_L0; /* * HOST VBUS設定 */ usbo_drivevbus(husb, 1); dly_tsk(200U); usbo_setupint(husb); return E_OK; } /* * HOSTコア開始要求 * parameter1 husb USBハンドラへのポインタ * return 常にE_OK */ ER usbo_starthost(USB_OTG_Handle_t *husb) { if(husb->Init.usb_otg_mode == USB_OTG_MODE_DRD && husb->lx_state != DWC2_L0){ usbo_hostinit(husb); dly_tsk(25); usbo_devdisconnect(husb); dly_tsk(3); usbo_devconnect(husb); } husb->lx_state = DWC2_L0; return E_OK; } /* * HOSTコア停止要求 * parameter1 husb USBハンドラへのポインタ * return 常にE_OK */ ER usbo_stophost(USB_OTG_Handle_t *husb) { uint32_t base = husb->base; uint32_t tick = 0; int i; usbo_disableglobalint(husb); /* * FIFOフラッシュ */ if(husb->Init.usb_otg_mode == USB_OTG_MODE_HOST){ usbo_flushTxFifo(husb, 0x10U); usbo_flushRxFifo(husb); } /* * HOSTチャネルキュークリア */ for(i = 0 ; i <= 15 ; i++){ sil_modw_mem((uint32_t *)(USBHC_BASE(base, i)+TOFF_USBHC_HCCHAR), (USB_OTG_HCCHAR_CHENA|USB_OTG_HCCHAR_EPDIR), USB_OTG_HCCHAR_CHDIS); } /* * HOSTチャネルHALT */ for(i = 0, tick = 0 ; i <= 15 ; i++){ sil_modw_mem((uint32_t *)(USBHC_BASE(base, i)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_EPDIR, (USB_OTG_HCCHAR_CHDIS|USB_OTG_HCCHAR_CHENA)); do{ if(++tick > HALT_TIMEOUT) break; sil_dly_nse(10*1000); }while((sil_rew_mem((uint32_t *)(USBHC_BASE(base, i)+TOFF_USBHC_HCCHAR)) & USB_OTG_HCCHAR_CHENA) != 0); } /* * USBホスト用の割込みクリア */ sil_wrw_mem((uint32_t *)(USBH_BASE(base)+TOFF_USBH_HAINT), 0xFFFFFFFFU); sil_wrw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTSTS), 0xFFFFFFFFU); husb->lx_state = DWC2_L3; return E_OK; } /* * HOSTチャネルの初期化 * parameter1 husb USBハンドラへのポインタ * parameter2 ch_num チャネル番号(1-15) * parameter3 epnum エンドポイント番号(1-15) * return 常にE_OK */ ER usbo_hc_init(USB_OTG_Handle_t *husb, uint8_t ch_num, uint8_t epnum) { uint32_t base = husb->base; uint8_t address = husb->hc[ch_num].dev_addr; uint8_t speed = husb->hc[ch_num].speed; uint8_t ep_type = husb->hc[ch_num].ep_type; uint16_t mps = husb->hc[ch_num].max_packet; uint32_t hcint = 0; /* * チャネルの割込みクリア */ sil_wrw_mem((uint32_t *)(USBHC_BASE(base, ch_num)+TOFF_USBHC_HCINT), 0xFFFFFFFFU); /* * エンドポイント型に従う初期化 */ switch (ep_type) { case EP_TYPE_CTRL: case EP_TYPE_BULK: hcint = USB_OTG_HCINTMSK_XFRCM | USB_OTG_HCINTMSK_STALLM |\ USB_OTG_HCINTMSK_TXERRM | USB_OTG_HCINTMSK_DTERRM |\ USB_OTG_HCINTMSK_AHBERR | USB_OTG_HCINTMSK_NAKM; if(epnum & 0x80U){ hcint |= USB_OTG_HCINTMSK_BBERRM; } else{ if(base != TADR_USB_OTGFS_BASE){ hcint |= USB_OTG_HCINTMSK_NYET | USB_OTG_HCINTMSK_ACKM; } } break; case EP_TYPE_INTR: hcint = USB_OTG_HCINTMSK_XFRCM | USB_OTG_HCINTMSK_STALLM |\ USB_OTG_HCINTMSK_TXERRM | USB_OTG_HCINTMSK_DTERRM |\ USB_OTG_HCINTMSK_NAKM | USB_OTG_HCINTMSK_AHBERR | USB_OTG_HCINTMSK_FRMORM; if(epnum & 0x80) hcint |= USB_OTG_HCINTMSK_BBERRM; break; case EP_TYPE_ISOC: hcint = USB_OTG_HCINTMSK_XFRCM | USB_OTG_HCINTMSK_ACKM |\ USB_OTG_HCINTMSK_AHBERR | USB_OTG_HCINTMSK_FRMORM; if(epnum & 0x80) hcint |= USB_OTG_HCINTMSK_TXERRM | USB_OTG_HCINTMSK_BBERRM; break; } sil_wrw_mem((uint32_t *)(USBHC_BASE(base, ch_num)+TOFF_USBHC_HCINTMSK), hcint); /* * HOSTチャネル割込みマスク解除 */ sil_orw_mem((uint32_t *)(USBH_BASE(base)+TOFF_USBH_HAINTMSK), (1 << ch_num)); /* * HOSTチャネル割込み許可 */ sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTMSK), USB_OTG_GINTMSK_HCIM); /* * HCCHARレジスタ設定 */ sil_wrw_mem((uint32_t *)(USBHC_BASE(base, ch_num)+TOFF_USBHC_HCCHAR), (((address << 22U) & USB_OTG_HCCHAR_DAD) |\ (((epnum & 0x7FU)<< 11U) & USB_OTG_HCCHAR_EPNUM)|\ ((((epnum & 0x80U) == 0x80U)<< 15U) & USB_OTG_HCCHAR_EPDIR)|\ (((speed == USB_SPEED_LOW)<< 17U) & USB_OTG_HCCHAR_LSDEV)|\ ((ep_type << 18U) & USB_OTG_HCCHAR_EPTYP)|\ (mps & USB_OTG_HCCHAR_MPSIZ))); if(ep_type == EP_TYPE_INTR){ sil_orw_mem((uint32_t *)(USBHC_BASE(base, ch_num)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_ODDFRM); } return E_OK; } /* * HOSTコアスピードを取り出す * parameter1 husb USBハンドラへのポインタ * return speed USB_SPEED_HIGH(High speed) * USB_SPEED_FULL(Full speed) * USB_SPEED_LOW(Low speed) */ uint32_t usbo_gethostspeed(USB_OTG_Handle_t *husb) { volatile uint32_t hprt0; hprt0 = sil_rew_mem((uint32_t*)(USBPRT_BASE(husb->base))); return ((hprt0 & USB_OTG_HPRT_PSPD) >> 17); } /* * HOSTチャネル送信要求 * parameter1 husb USBハンドラへのポインタ * parameter2 ch_num チャネル番号(1-15) * return 常にE_OK */ ER usbo_hc_startxfer(USB_OTG_Handle_t *husb, uint8_t ch_num) { USB_OTG_HCTypeDef *hc = &husb->hc[ch_num]; uint32_t base = husb->base; uint8_t is_oddframe = 0U; uint16_t len_words = 0U; uint16_t num_packets = 0U; uint16_t max_hc_pkt_count = 256U; if((base != TADR_USB_OTGFS_BASE) && (hc->speed == USB_SPEED_HIGH)){ if((husb->Init.dma_enable == 0) && (hc->do_ping == 1)){ /* * Do Ping */ sil_wrw_mem((uint32_t *)(USBHC_BASE(base, hc->ch_num)+TOFF_USBHC_HCTSIZ), ((1 << 19) & USB_OTG_HCTSIZ_PKTCNT) | USB_OTG_HCTSIZ_DOPING); sil_modw_mem((uint32_t *)(USBHC_BASE(base, hc->ch_num)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_CHDIS, USB_OTG_HCCHAR_CHENA); return E_OK; } else if(husb->Init.dma_enable == 1){ sil_andw_mem((uint32_t *)(USBHC_BASE(base, hc->ch_num)+TOFF_USBHC_HCINTMSK), (USB_OTG_HCINTMSK_NYET | USB_OTG_HCINTMSK_ACKM)); hc->do_ping = 0U; } } /* * パケット数、転送長の計算 */ if(hc->xfer_len > 0){ num_packets = (hc->xfer_len + hc->max_packet - 1U) / hc->max_packet; if(num_packets > max_hc_pkt_count){ num_packets = max_hc_pkt_count; hc->xfer_len = num_packets * hc->max_packet; } } else{ num_packets = 1; } if(hc->ep_is_in){ hc->xfer_len = num_packets * hc->max_packet; } /* * HCTSIZレジスタ設定 */ sil_wrw_mem((uint32_t *)(USBHC_BASE(base, hc->ch_num)+TOFF_USBHC_HCTSIZ), (((hc->xfer_len) & USB_OTG_HCTSIZ_XFRSIZ)) |\ ((num_packets << 19U) & USB_OTG_HCTSIZ_PKTCNT) | (((hc->data_pid) << 29U) & USB_OTG_HCTSIZ_DPID)); if(husb->Init.dma_enable){ flushinvalidatedcache_by_addr(((uint8_t *)hc->xfer_buff), hc->xfer_len); sil_wrw_mem((uint32_t *)(USBHC_BASE(base, hc->ch_num)+TOFF_USBHC_HCDMA), (uint32_t)hc->xfer_buff); } /* * EVEN/ODDパケット設定 */ is_oddframe = (sil_rew_mem((uint32_t *)(USBH_BASE(base)+TOFF_USBH_HFNUM)) & 0x01U) ? 0U : 1U; sil_andw_mem((uint32_t *)(USBHC_BASE(base, hc->ch_num)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_ODDFRM); sil_orw_mem((uint32_t *)(USBHC_BASE(base, hc->ch_num)+TOFF_USBHC_HCCHAR), (is_oddframe << 29U)); /* * HOSTチャネルを有効化 */ sil_modw_mem((uint32_t *)(USBHC_BASE(base, hc->ch_num)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_CHDIS, USB_OTG_HCCHAR_CHENA); if(husb->Init.dma_enable == 0){ /* none DMAモード */ if((hc->ep_is_in == 0U) && (hc->xfer_len > 0U)){ switch(hc->ep_type) { case EP_TYPE_CTRL: /* NON PERIODIC転送 */ case EP_TYPE_BULK: len_words = (hc->xfer_len + 3) / 4; /* * FIFO長を超える場合、NPTXFEMPTY割込みを設定 */ if(len_words > (sil_rew_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_HNPTXSTS)) & 0xFFFFU)){ sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTMSK), USB_OTG_GINTMSK_NPTXFEM); } break; case EP_TYPE_INTR: /* PERIODIC 転送 */ case EP_TYPE_ISOC: len_words = (hc->xfer_len + 3) / 4; /* * FIFO長を超える場合、PTXFEMPTY割込みを設定 */ if(len_words > (sil_rew_mem((uint32_t *)(USBH_BASE(base)+TOFF_USBH_HPTXSTS)) & 0xFFFFU)){ /* split the transfer */ sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTMSK), USB_OTG_GINTMSK_PTXFEM); } break; default: break; } /* * パケット書き込み */ usbo_writePacket(base, hc->xfer_buff, hc->ch_num, hc->xfer_len, 0); } } return E_OK; } /* * HOSTチャネルをHALTする * parameter1 husb USBハンドラへのポインタ * parameter2 チャネル番号(1-15) * return 常にE_OK */ ER usbo_hc_halt(USB_OTG_Handle_t *husb, uint8_t ch_num) { uint32_t base = husb->base; uint32_t tick = 0; /* HCCHARコントロールモード */ if((((sil_rew_mem((uint32_t *)(USBHC_BASE(base, ch_num)+TOFF_USBHC_HCCHAR)) & USB_OTG_HCCHAR_EPTYP) >> 18) == HCCHAR_CTRL) || ((((sil_rew_mem((uint32_t *)(USBHC_BASE(base, ch_num)+TOFF_USBHC_HCCHAR)) & USB_OTG_HCCHAR_EPTYP) >> 18) == HCCHAR_BULK))){ sil_orw_mem((uint32_t *)(USBHC_BASE(base, ch_num)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_CHDIS); if((sil_rew_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_HNPTXSTS)) & 0xFF0000U) == 0){ sil_andw_mem((uint32_t *)(USBHC_BASE(base, ch_num)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_CHENA); sil_orw_mem((uint32_t *)(USBHC_BASE(base, ch_num)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_CHENA); do{ if(++tick > HALT_TIMEOUT) break; sil_dly_nse(10*1000); }while((sil_rew_mem((uint32_t *)(USBHC_BASE(base, ch_num)+TOFF_USBHC_HCCHAR)) & USB_OTG_HCCHAR_CHENA) != 0); } else{ sil_orw_mem((uint32_t *)(USBHC_BASE(base, ch_num)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_CHENA); } } else{ /* その他 */ sil_orw_mem((uint32_t *)(USBHC_BASE(base, ch_num)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_CHDIS); if((sil_rew_mem((uint32_t *)(USBH_BASE(base)+TOFF_USBH_HPTXSTS)) & 0xFFFF) == 0){ sil_andw_mem((uint32_t *)(USBHC_BASE(base, ch_num)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_CHENA); sil_orw_mem((uint32_t *)(USBHC_BASE(base, ch_num)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_CHENA); do{ if(++tick > HALT_TIMEOUT) break; sil_dly_nse(10*1000); }while((sil_rew_mem((uint32_t *)(USBHC_BASE(base, ch_num)+TOFF_USBHC_HCCHAR)) & USB_OTG_HCCHAR_CHENA) != 0); } else{ sil_orw_mem((uint32_t *)(USBHC_BASE(base, ch_num)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_CHENA); } } return E_OK; } /* * USB OTG HOSTポートリセット * parameter1 husb USBハンドラへのポインタ * return 常にE_OK */ ER usbo_resetport(USB_OTG_Handle_t *husb) { uint32_t base = husb->base; volatile uint32_t hprt0; hprt0 = sil_rew_mem((uint32_t*)(USBPRT_BASE(base))); hprt0 &= ~(USB_OTG_HPRT_PENA | USB_OTG_HPRT_PCDET | USB_OTG_HPRT_PENCHNG | USB_OTG_HPRT_POCCHNG); sil_wrw_mem((uint32_t*)(USBPRT_BASE(base)), (USB_OTG_HPRT_PRST | hprt0)); dly_tsk (10); /* See Note #1 */ sil_wrw_mem((uint32_t*)(USBPRT_BASE(base)), (~(USB_OTG_HPRT_PRST) & hprt0)); return E_OK; } /* * USB HOST VBUSの有効、無効設定 * parameter1 husb USBハンドラへのポインタ * parameter2 state 1:VBUS-ACTIVE 0:VBUS-INACTIVE * return 常にE_OK */ ER usbo_drivevbus(USB_OTG_Handle_t *husb, uint8_t state) { uint32_t base = husb->base; volatile uint32_t hprt0; hprt0 = sil_rew_mem((uint32_t*)(USBPRT_BASE(base))); hprt0 &= ~(USB_OTG_HPRT_PENA | USB_OTG_HPRT_PCDET | USB_OTG_HPRT_PENCHNG | USB_OTG_HPRT_POCCHNG); if(((hprt0 & USB_OTG_HPRT_PPWR) == 0) && (state == 1)){ sil_wrw_mem((uint32_t*)(USBPRT_BASE(base)), (USB_OTG_HPRT_PPWR | hprt0)); } if(((hprt0 & USB_OTG_HPRT_PPWR) != 0) && (state == 0)){ sil_wrw_mem((uint32_t*)(USBPRT_BASE(base)), ((~USB_OTG_HPRT_PPWR) & hprt0)); } return E_OK; } /* * HOST EXTERNAL VBUSの有効、無効設定 * parameter1 husb USBハンドラへのポインタ * parameter2 state 0:VBUS-ACTIVE 1:VBUS-INACTIVE */ void usbo_driveextvbus(USB_OTG_Handle_t *husb, uint8_t state) { #if defined(FS_EVBUS_PINNO) if(husb->base == TADR_USB_OTGFS_BASE){ if(state == 0) sil_wrw_mem((uint32_t *)(TADR_GPIOG_BASE+TOFF_GPIO_BSRR), (1<<(FS_EVBUS_PINNO+16))); else sil_wrw_mem((uint32_t *)(TADR_GPIOG_BASE+TOFF_GPIO_BSRR), (1<<(FS_EVBUS_PINNO))); } #endif } /* * FSLSPClkSel設定 * parameter1 husb USBハンドラへのポインタ * parameter2 freq クロック周波数(48MHz,6MHzのみ有効) */ static void usbo_initFSLSPClkSel(USB_OTG_Handle_t *husb, uint32_t freq) { uint32_t base = husb->base; uint32_t hcfg = sil_rew_mem((uint32_t *)(USBH_BASE(base)+TOFF_USBH_HCFG)); hcfg &= ~USB_OTG_HCFG_FSLSPCS; if(freq == 48000) hcfg |= USB_OTG_HCFG_FSLSPCS_0; else if(freq == 6000) hcfg |= USB_OTG_HCFG_FSLSPCS_1; sil_wrw_mem((uint32_t *)(USBH_BASE(base)+TOFF_USBH_HCFG), hcfg); if(freq == 48000 || freq == 6000){ sil_wrw_mem((uint32_t *)(USBH_BASE(base)+TOFF_USBH_HFIR), freq); } } /* * HOSTチャネル割込み要求 * parameter1 husb USBハンドラへのポインタ * parameter2 chnum チャネル番号(1-15) */ static void usbo_hc_in_irqhandler(USB_OTG_Handle_t *husb, uint8_t chnum) { USB_OTG_HCTypeDef *hc = &husb->hc[chnum]; uint32_t base = husb->base; if(hc_int_status(base, chnum, USB_OTG_HCINT_AHBERR) != 0){ clear_hc_int(base, chnum, USB_OTG_HCINT_AHBERR); sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); } else if(hc_int_status(base, chnum, USB_OTG_HCINT_ACK) != 0){ clear_hc_int(base, chnum, USB_OTG_HCINT_ACK); } else if(hc_int_status(base, chnum, USB_OTG_HCINT_STALL) != 0){ sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); hc->state = USBO_HC_STALL; usbo_hc_halt(husb, chnum); clear_hc_int(base, chnum, USB_OTG_HCINT_NAK); clear_hc_int(base, chnum, USB_OTG_HCINT_STALL); } else if(hc_int_status(base, chnum, USB_OTG_HCINT_DTERR) != 0){ sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); usbo_hc_halt(husb, chnum); clear_hc_int(base, chnum, USB_OTG_HCINT_NAK); hc->state = USBO_HC_DATATGLERR; clear_hc_int(base, chnum, USB_OTG_HCINT_DTERR); } if(hc_int_status(base, chnum, USB_OTG_HCINT_FRMOR) != 0){ sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); usbo_hc_halt(husb, chnum); clear_hc_int(base, chnum, USB_OTG_HCINT_FRMOR); } else if(hc_int_status(base, chnum, USB_OTG_HCINT_XFRC) != 0){ if (husb->Init.dma_enable){ hc->xfer_count = hc->xfer_len - (sil_rew_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCTSIZ)) & USB_OTG_HCTSIZ_XFRSIZ); } hc->state = USBO_HC_XFRC; hc->err_count = 0; clear_hc_int(base, chnum, USB_OTG_HCINT_XFRC); if((hc->ep_type == EP_TYPE_CTRL) || (hc->ep_type == EP_TYPE_BULK)){ sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); usbo_hc_halt(husb, chnum); clear_hc_int(base, chnum, USB_OTG_HCINT_NAK); } else if(hc->ep_type == EP_TYPE_INTR){ sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_ODDFRM); husb->hc[chnum].urb_state = URB_DONE; if(husb->hostchangeurbcallback != NULL) husb->hostchangeurbcallback(husb, chnum, husb->hc[chnum].urb_state); } hc->toggle_in ^= 1U; } else if(hc_int_status(base, chnum, USB_OTG_HCINT_CHH) != 0){ sil_andw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); if(hc->state == USBO_HC_XFRC){ hc->urb_state = URB_DONE; } else if(hc->state == USBO_HC_STALL){ hc->urb_state = URB_STALL; } else if((hc->state == USBO_HC_XACTERR) || (hc->state == USBO_HC_DATATGLERR)){ if(hc->err_count++ > 3U){ hc->err_count = 0; hc->urb_state = URB_ERROR; } else{ hc->urb_state = URB_NOTREADY; } /* * チャネルの再アクティブ */ sil_modw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_CHDIS, USB_OTG_HCCHAR_CHENA); } clear_hc_int(base, chnum, USB_OTG_HCINT_CHH); if(husb->hostchangeurbcallback != NULL) husb->hostchangeurbcallback(husb, chnum, husb->hc[chnum].urb_state); } else if(hc_int_status(base, chnum, USB_OTG_HCINT_TXERR) != 0){ sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); hc->err_count++; hc->state = USBO_HC_XACTERR; #if 1 /* ROI DEBUG */ syslog_1(LOG_NOTICE, "## SET USBO_HC_XACTERR1 [%08x] ##", sil_rew_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINT))); #endif /* ROI DEBUG */ usbo_hc_halt(husb, chnum); clear_hc_int(base, chnum, USB_OTG_HCINT_TXERR); } else if(hc_int_status(base, chnum, USB_OTG_HCINT_NAK) != 0){ if(hc->ep_type == EP_TYPE_INTR){ sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); usbo_hc_halt(husb, chnum); } else if((hc->ep_type == EP_TYPE_CTRL) || (hc->ep_type == EP_TYPE_BULK)){ /* * チャネルの再アクティブ */ sil_modw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_CHDIS, USB_OTG_HCCHAR_CHENA); } hc->state = USBO_HC_NAK; clear_hc_int(base, chnum, USB_OTG_HCINT_NAK); } } /* * HOSTチャネルOUT割込み要求 * parameter1 husb USBハンドラへのポインタ * parameter2 chnum チャネル番号(1-15) */ static void usbo_hc_out_irqhandler(USB_OTG_Handle_t *husb, uint8_t chnum) { USB_OTG_HCTypeDef *hc = &husb->hc[chnum]; uint32_t base = husb->base; if(hc_int_status(base, chnum, USB_OTG_HCINT_AHBERR) != 0){ clear_hc_int(base, chnum, USB_OTG_HCINT_AHBERR); sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); } else if(hc_int_status(base, chnum, USB_OTG_HCINT_ACK) != 0){ clear_hc_int(base, chnum, USB_OTG_HCINT_ACK); if(hc->do_ping == 1U){ hc->state = USBO_HC_NYET; sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); usbo_hc_halt(husb, chnum); hc->urb_state = URB_NOTREADY; } } else if(hc_int_status(base, chnum, USB_OTG_HCINT_NYET) != 0){ hc->state = USBO_HC_NYET; hc->err_count= 0; sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); usbo_hc_halt(husb, chnum); clear_hc_int(base, chnum, USB_OTG_HCINT_NYET); } else if(hc_int_status(base, chnum, USB_OTG_HCINT_FRMOR) != 0){ sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); usbo_hc_halt(husb, chnum); clear_hc_int(base, chnum, USB_OTG_HCINT_FRMOR); } else if(hc_int_status(base, chnum, USB_OTG_HCINT_XFRC) != 0){ hc->err_count = 0; sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); usbo_hc_halt(husb, chnum); clear_hc_int(base, chnum, USB_OTG_HCINT_XFRC); hc->state = USBO_HC_XFRC; } else if(hc_int_status(base, chnum, USB_OTG_HCINT_STALL) != 0){ clear_hc_int(base, chnum, USB_OTG_HCINT_STALL); sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); usbo_hc_halt(husb, chnum); hc->state = USBO_HC_STALL; } else if(hc_int_status(base, chnum, USB_OTG_HCINT_NAK) != 0){ hc->err_count = 0; sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); usbo_hc_halt(husb, chnum); hc->state = USBO_HC_NAK; clear_hc_int(base, chnum, USB_OTG_HCINT_NAK); } else if(hc_int_status(base, chnum,USB_OTG_HCINT_TXERR) != 0){ sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); usbo_hc_halt(husb, chnum); hc->state = USBO_HC_XACTERR; #if 1 /* ROI DEBUG */ syslog_1(LOG_NOTICE, "## SET USBO_HC_XACTERR2 [%08x] ##", sil_rew_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINT))); #endif /* ROI DEBUG */ clear_hc_int(base, chnum, USB_OTG_HCINT_TXERR); } else if(hc_int_status(base, chnum, USB_OTG_HCINT_DTERR) != 0){ sil_orw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); usbo_hc_halt(husb, chnum); clear_hc_int(base, chnum, USB_OTG_HCINT_NAK); clear_hc_int(base, chnum, USB_OTG_HCINT_DTERR); hc->state = USBO_HC_DATATGLERR; } else if(hc_int_status(base, chnum, USB_OTG_HCINT_CHH) != 0){ sil_andw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCINTMSK), USB_OTG_HCINTMSK_CHHM); if(hc->state == USBO_HC_XFRC){ hc->urb_state = URB_DONE; if(hc->ep_type == EP_TYPE_BULK){ hc->toggle_out ^= 1U; } } else if (hc->state == USBO_HC_NAK){ hc->urb_state = URB_NOTREADY; } else if (hc->state == USBO_HC_NYET){ hc->urb_state = URB_NOTREADY; hc->do_ping = 0U; } else if (hc->state == USBO_HC_STALL){ hc->urb_state = URB_STALL; } else if((hc->state == USBO_HC_XACTERR) || (hc->state == USBO_HC_DATATGLERR)){ if(hc->err_count++ > 3){ hc->err_count = 0; hc->urb_state = URB_ERROR; } else{ hc->urb_state = URB_NOTREADY; } /* re-activate the channel */ sil_modw_mem((uint32_t *)(USBHC_BASE(base, chnum)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_CHDIS, USB_OTG_HCCHAR_CHENA); } clear_hc_int(base, chnum, USB_OTG_HCINT_CHH); if(husb->hostchangeurbcallback != NULL) husb->hostchangeurbcallback(husb, chnum, husb->hc[chnum].urb_state); } } /* * RX QUEUE LEVEL割込み要求 * parameter1 husb USBハンドラへのポインタ */ static void usbo_rxqlvl_irqhandler(USB_OTG_Handle_t *husb) { uint32_t base = husb->base; uint8_t channelnum = 0U; uint32_t pktsts, pktcnt; uint32_t temp = 0U; temp = sil_rew_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GRXSTSP)); channelnum = temp & USB_OTG_GRXSTSP_EPNUM; pktsts = (temp & USB_OTG_GRXSTSP_PKTSTS) >> 17U; pktcnt = (temp & USB_OTG_GRXSTSP_BCNT) >> 4U; switch(pktsts){ case GRXSTS_PKTSTS_IN: /* * HOSTバッファパケット読み込み */ if((pktcnt > 0) && (husb->hc[channelnum].xfer_buff != (void *)0U)){ usbo_readPacket(husb->base, husb->hc[channelnum].xfer_buff, pktcnt); /* * マルチデータ処理 */ husb->hc[channelnum].xfer_buff += pktcnt; husb->hc[channelnum].xfer_count += pktcnt; if((sil_rew_mem((uint32_t *)(USBHC_BASE(base, channelnum)+TOFF_USBHC_HCTSIZ)) & USB_OTG_HCTSIZ_PKTCNT) > 0){ sil_modw_mem((uint32_t *)(USBHC_BASE(base, channelnum)+TOFF_USBHC_HCCHAR), USB_OTG_HCCHAR_CHDIS, USB_OTG_HCCHAR_CHENA); husb->hc[channelnum].toggle_in ^= 1U; } } break; case GRXSTS_PKTSTS_DATA_TOGGLE_ERR: case GRXSTS_PKTSTS_IN_XFER_COMP: case GRXSTS_PKTSTS_CH_HALTED: default: break; } } /* * HOSTポート割込み要求 * parameter1 husb USBハンドラへのポインタ */ static void usbo_port_irqhandler(USB_OTG_Handle_t *husb) { uint32_t base = husb->base; volatile uint32_t hprt0, hprt0_dup; hprt0 = sil_rew_mem((uint32_t*)(USBPRT_BASE(base))); hprt0_dup = hprt0 & ~USB_OTG_HPRT_PENA; /* * ポートコネクトチェック */ if((hprt0 & USB_OTG_HPRT_PCDET) != 0){ if((hprt0 & USB_OTG_HPRT_PCSTS) == USB_OTG_HPRT_PCSTS){ sil_andw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTMSK), USB_OTG_GINTSTS_DISCINT); if(husb->hostconnectcallback != NULL) husb->hostconnectcallback(husb); } } /* * ポートイネーブル変化チェック */ if((hprt0 & USB_OTG_HPRT_PENCHNG) != 0){ if((hprt0 & USB_OTG_HPRT_PENA) != 0){ if(husb->Init.phy_itface == USB_PHY_EMBEDDED){ if((hprt0 & USB_OTG_HPRT_PSPD) == (HPRT0_PRTSPD_LOW_SPEED << 17)){ usbo_initFSLSPClkSel(husb, 6000); } else{ usbo_initFSLSPClkSel(husb, 48000); } } else{ if(husb->Init.speed == USB_SPEED_FULL){ sil_wrw_mem((uint32_t *)(USBH_BASE(base)+TOFF_USBH_HFIR), 60000U); } } if(husb->hostconnectcallback != NULL) husb->hostconnectcallback(husb); if(husb->Init.speed == USB_SPEED_HIGH){ sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTMSK), USB_OTG_GINTSTS_DISCINT); } } else{ /* * HPRTのクリーン */ sil_andw_mem((uint32_t*)(USBPRT_BASE(base)), (USB_OTG_HPRT_PENA | USB_OTG_HPRT_PCDET |\ USB_OTG_HPRT_PENCHNG | USB_OTG_HPRT_POCCHNG )); sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTMSK), USB_OTG_GINTSTS_DISCINT); } } /* * ポート割込みクリア */ sil_wrw_mem((uint32_t*)(USBPRT_BASE(base)), hprt0_dup); } /* * HOST割込みハンドラ * parameter1 husb USBハンドラへのポインタ */ void usbo_hcd_irqhandler(USB_OTG_Handle_t *husb) { uint32_t base = husb->base; uint32_t msk = sil_rew_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTMSK)); uint32_t i = 0, int_status = 0, intsts = 0; /* * 許可しない要因の割込みは無視する */ if((intsts = get_int_status(base, msk)) == 0){ intsts = sil_rew_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTSTS)); syslog_1(LOG_EMERG, "usbo_hcd_irqhandler Error Intrrupt[%08x] !", intsts); clear_host_int(base, intsts); return; } if((intsts & USB_OTG_GINTSTS_PXFR_INCOMPISOOUT) != 0){ /* * 未要求割込み要因クリア */ clear_host_int(base, USB_OTG_GINTSTS_PXFR_INCOMPISOOUT); } if((intsts & USB_OTG_GINTSTS_IISOIXFR) != 0){ /* * 未要求割込み要因クリア */ clear_host_int(base, USB_OTG_GINTSTS_IISOIXFR); } if((intsts & USB_OTG_GINTSTS_PTXFE) != 0){ /* * 未要求割込み要因クリア */ clear_host_int(base, USB_OTG_GINTSTS_PTXFE); } if((intsts & USB_OTG_GINTSTS_MMIS) != 0){ /* * 未要求割込み要因クリア */ clear_host_int(base, USB_OTG_GINTSTS_MMIS); } /* * HOSTディスコネクト割込み */ if((intsts & USB_OTG_GINTSTS_DISCINT) != 0){ /* * HPRTのクリーンアップ */ sil_andw_mem((uint32_t*)(USBPRT_BASE(base)), (USB_OTG_HPRT_PENA | USB_OTG_HPRT_PCDET |\ USB_OTG_HPRT_PENCHNG | USB_OTG_HPRT_POCCHNG )); if(husb->hostdisconnectcallback != NULL) husb->hostdisconnectcallback(husb); usbo_initFSLSPClkSel(husb, 48000); clear_host_int(base, USB_OTG_GINTSTS_DISCINT); } /* * HOSTポート割込み */ if((intsts & USB_OTG_GINTSTS_HPRTINT) != 0){ syslog_0(LOG_NOTICE, "## usbo_hcd_irqhandler USB_OTG_GINTSTS_HPRTINT ##"); usbo_port_irqhandler(husb); if(husb->Init.usb_otg_mode == USB_OTG_MODE_DRD) sil_dly_nse(10*1000*1000); /* 注意：デバイスレディまでの待ち(割込みでしか待てない) */ } /* * Host SOF割込み */ if((intsts & USB_OTG_GINTSTS_SOF) != 0){ if(husb->hostsofcallback != NULL) husb->hostsofcallback(husb); clear_host_int(base, USB_OTG_GINTSTS_SOF); } /* * HOSTチャネル割込み */ if((intsts & USB_OTG_GINTSTS_HCINT) != 0){ int_status = get_haint_status(base); for(i = 0 ; i < husb->Init.host_channels; i++){ if(int_status & (1 << i)){ if((sil_rew_mem((uint32_t *)(USBHC_BASE(husb->base, i)+TOFF_USBHC_HCCHAR)) & USB_OTG_HCCHAR_EPDIR) != 0) usbo_hc_in_irqhandler(husb, i); else usbo_hc_out_irqhandler(husb, i); } } clear_host_int(base, USB_OTG_GINTSTS_HCINT); } /* * RXキューレベル割込み */ if((intsts & USB_OTG_GINTSTS_RXFLVL) != 0){ sil_andw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTMSK), USB_OTG_GINTSTS_RXFLVL); usbo_rxqlvl_irqhandler(husb); sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTMSK), USB_OTG_GINTSTS_RXFLVL); } } /******************************************************************************* USB DEVICE関数 *******************************************************************************/ /* * USB DEVICEスピード設定 * parameter1 base USB OTGレジスタベースアドレス * parameter2 speed device speed USB_SPEED_HIGH(High speed mode) * USB_SPEED_HIGH_IN_FULL(High speed core in Full Speed mode) * USB_SPEED_FULL(Full speed mode) * USB_SPEED_LOW(Low speed mode) */ static void usbo_setDevSpeed(uint32_t base, uint8_t speed) { sil_orw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DCFG), speed); } /* * デバイスコネクト * parameter1 husb USBハンドラへのポインタ * return 常にE_OK */ ER usbo_devconnect(USB_OTG_Handle_t *husb) { sil_andw_mem((uint32_t *)(USBD_BASE(husb->base)+TOFF_USBD_DCTL), USB_OTG_DCTL_SDIS); // dly_tsk(3); return E_OK; } /* * デバイスディスコネクト * parameter1 husb USBハンドラへのポインタ * return 常にE_OK */ ER usbo_devdisconnect(USB_OTG_Handle_t *husb) { sil_orw_mem((uint32_t *)(USBD_BASE(husb->base)+TOFF_USBD_DCTL), USB_OTG_DCTL_SDIS); // dly_tsk(3); return E_OK; } /* * アクティブエンドポイント設定 * parameter1 husb USBハンドラへのポインタ * parameter2 ep エンドポイント構造体へのポインタ * return 常にE_OK */ ER usbo_activateEndpoint(USB_OTG_Handle_t *husb, USB_OTG_EPTypeDef *ep) { uint32_t base = husb->base; if(ep->is_in == 1){ sil_orw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DAINTMSK), USB_OTG_DAINTMSK_IEPM & (1 << (ep->num))); if(((sil_rew_mem((uint32_t *)(USBIEP_BASE(base, ep->num)+TOFF_USBEI_DIEPCTL))) & USB_OTG_DIEPCTL_USBAEP) == 0){ sil_orw_mem((uint32_t *)(USBIEP_BASE(base, ep->num)+TOFF_USBEI_DIEPCTL), ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) | (ep->type << 18U) |\ ((ep->num) << 22U) | (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) | (USB_OTG_DIEPCTL_USBAEP))); } } else{ sil_orw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DAINTMSK), USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16)); if(((sil_rew_mem((uint32_t *)(USBOEP_BASE(base, ep->num)+TOFF_USBEO_DOEPCTL))) & USB_OTG_DIEPCTL_USBAEP) == 0){ sil_orw_mem((uint32_t *)(USBOEP_BASE(base, ep->num)+TOFF_USBEO_DOEPCTL), ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) | (ep->type << 18U) |\ (USB_OTG_DIEPCTL_SD0PID_SEVNFRM)| (USB_OTG_DOEPCTL_USBAEP))); } } return E_OK; } /* * ディスアクティブエンドポイント設定 * parameter1 husb USBハンドラへのポインタ * parameter2 ep エンドポイント構造体へのポインタ * return 常にE_OK */ ER usbo_deactivateEndpoint(USB_OTG_Handle_t *husb, USB_OTG_EPTypeDef *ep) { uint32_t base = husb->base; if(ep->is_in == 1){ sil_andw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DEACHMSK), (USB_OTG_DAINTMSK_IEPM & (1 << (ep->num)))); sil_andw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DAINTMSK), (USB_OTG_DAINTMSK_IEPM & (1 << (ep->num)))); sil_andw_mem((uint32_t *)(USBIEP_BASE(base, ep->num)+TOFF_USBEI_DIEPCTL), USB_OTG_DIEPCTL_USBAEP); } else{ sil_andw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DEACHMSK), (USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16))); sil_andw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DAINTMSK), (USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16))); sil_andw_mem((uint32_t *)(USBOEP_BASE(base, ep->num)+TOFF_USBEO_DOEPCTL), USB_OTG_DOEPCTL_USBAEP); } return E_OK; } /* * エンドポイントにステール状態を設定 * parameter1 husb USBハンドラへのポインタ * parameter2 ep エンドポイント構造体へのポインタ * return 常にE_OK */ ER usbo_epsetStall(USB_OTG_Handle_t *husb, USB_OTG_EPTypeDef *ep) { uint32_t base = husb->base; if(ep->is_in == 1){ if((sil_rew_mem((uint32_t *)(USBIEP_BASE(base, ep->num)+TOFF_USBEI_DIEPCTL)) & USB_OTG_DIEPCTL_EPENA) == 0){ sil_andw_mem((uint32_t *)(USBIEP_BASE(base, ep->num)+TOFF_USBEI_DIEPCTL), USB_OTG_DIEPCTL_EPDIS); } sil_orw_mem((uint32_t *)(USBIEP_BASE(base, ep->num)+TOFF_USBEI_DIEPCTL), USB_OTG_DIEPCTL_STALL); } else{ if((sil_rew_mem((uint32_t *)(USBOEP_BASE(base, ep->num)+TOFF_USBEO_DOEPCTL)) & USB_OTG_DOEPCTL_EPENA) == 0){ sil_andw_mem((uint32_t *)(USBOEP_BASE(base, ep->num)+TOFF_USBEO_DOEPCTL), USB_OTG_DOEPCTL_EPDIS); } sil_orw_mem((uint32_t *)(USBOEP_BASE(base, ep->num)+TOFF_USBEO_DOEPCTL), USB_OTG_DOEPCTL_STALL); } return E_OK; } /* * エンドポイントのステール状態をクリア * parameter1 husb USBハンドラへのポインタ * parameter2 ep エンドポイント構造体へのポインタ * return 常にE_OK * */ ER usbo_epclearStall(USB_OTG_Handle_t *husb, USB_OTG_EPTypeDef *ep) { uint32_t base = husb->base; if(ep->is_in == 1){ sil_andw_mem((uint32_t *)(USBIEP_BASE(base, ep->num)+TOFF_USBEI_DIEPCTL), USB_OTG_DIEPCTL_STALL); if(ep->type == EP_TYPE_INTR || ep->type == EP_TYPE_BULK){ sil_orw_mem((uint32_t *)(USBIEP_BASE(base, ep->num)+TOFF_USBEI_DIEPCTL), USB_OTG_DIEPCTL_SD0PID_SEVNFRM); /* DATA0 */ } } else{ sil_andw_mem((uint32_t *)(USBOEP_BASE(base, ep->num)+TOFF_USBEO_DOEPCTL), USB_OTG_DOEPCTL_STALL); if(ep->type == EP_TYPE_INTR || ep->type == EP_TYPE_BULK){ sil_orw_mem((uint32_t *)(USBOEP_BASE(base, ep->num)+TOFF_USBEO_DOEPCTL), USB_OTG_DOEPCTL_SD0PID_SEVNFRM); /* DATA0 */ } } return E_OK; } /** * USBにデバイスアドレスを設定 * parameter1 husb USBハンドラへのポインタ * parameter2 addree デバイスアドレス(0-255) * return 常にE_OK */ ER usbo_setDevAddress(USB_OTG_Handle_t *husb, uint8_t address) { husb->connected = 1; sil_andw_mem((uint32_t *)(USBD_BASE(husb->base)+TOFF_USBD_DCFG), USB_OTG_DCFG_DAD); sil_orw_mem((uint32_t *)(USBD_BASE(husb->base)+TOFF_USBD_DCFG), ((address << 4) & USB_OTG_DCFG_DAD)); return E_OK; } /* * USBデバイススピードを取り出す * parameter1 husb USBハンドラへのポインタ * return speed デバイススピード USB_SPEED_HIGH: High speed mode * USB_SPEED_FULL: Full speed mode * USB_SPEED_LOW: Low speed mode */ uint8_t usbo_getDevSpeed(USB_OTG_Handle_t *husb) { uint8_t speed = 0; uint32_t status = sil_rew_mem((uint32_t *)(USBD_BASE(husb->base)+TOFF_USBD_DSTS)); if((status & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_HS_PHY_30MHZ_OR_60MHZ){ speed = USB_SPEED_HIGH; } else if(((status & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_30MHZ_OR_60MHZ) || ((status & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_48MHZ)){ speed = USB_SPEED_FULL; } else if((status & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ){ speed = USB_SPEED_LOW; } return speed; } /* * EP0-OUTスタート * parameter1 husb USBハンドラへのポインタ * parameter2 psetup セットアップパケットデータへのポインタ * return 常にE_OK */ ER usbo_ep0_outstart(USB_OTG_Handle_t *husb, uint8_t *psetup) { uint32_t base = husb->base; sil_wrw_mem((uint32_t *)(USBOEP_BASE(base, 0)+TOFF_USBEO_DOEPTSIZ), 0); sil_orw_mem((uint32_t *)(USBOEP_BASE(base, 0)+TOFF_USBEO_DOEPTSIZ), (USB_OTG_DOEPTSIZ_PKTCNT & (1U << 19U))); sil_orw_mem((uint32_t *)(USBOEP_BASE(base, 0)+TOFF_USBEO_DOEPTSIZ), (3U * 8U)); sil_orw_mem((uint32_t *)(USBOEP_BASE(base, 0)+TOFF_USBEO_DOEPTSIZ), USB_OTG_DOEPTSIZ_STUPCNT); if(husb->Init.dma_enable == 1){ flushinvalidatedcache_by_addr(psetup, 64); sil_wrw_mem((uint32_t *)(USBOEP_BASE(base, 0)+TOFF_USBEO_DOEPDMA), (uint32_t)psetup); /* * EP0有効化 */ sil_wrw_mem((uint32_t *)(USBOEP_BASE(base, 0)+TOFF_USBEO_DOEPCTL), 0x80008000); } return E_OK; } /* * EP0転送スタート * parameter1 husb USBハンドラへのポインタ * parameter2 ep エンドポイント構造体へのポインタ * return 常にE_OK */ ER usbo_ep0startxfer(USB_OTG_Handle_t *husb, USB_OTG_EPTypeDef *ep) { uint32_t base = husb->base; uint8_t epnum = ep->num; if(ep->is_in == 1){ /* INエンドポイント */ if(ep->xfer_len == 0){ /* ZERO-LENGTHパケット */ sil_andw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPTSIZ), USB_OTG_DIEPTSIZ_PKTCNT); sil_orw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPTSIZ), (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19))); sil_andw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPTSIZ), USB_OTG_DIEPTSIZ_XFRSIZ); } else{ /* 通常パケット */ /* * パケット数とデータ長に分けて設定(EP0なのでパケット数は1) */ sil_andw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPTSIZ), USB_OTG_DIEPTSIZ_XFRSIZ); sil_andw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPTSIZ), USB_OTG_DIEPTSIZ_PKTCNT); if(ep->xfer_len > ep->maxpacket){ ep->xfer_len = ep->maxpacket; } sil_orw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPTSIZ), (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19))); sil_orw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPTSIZ), (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len)); } if(husb->Init.dma_enable == 1){ flushinvalidatedcache_by_addr(((uint8_t *)ep->dma_addr), ep->xfer_len); sil_wrw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPDMA), ep->dma_addr); } else{ /* * DMAモードでない場合は、EMPTY割込みを設定 */ if(ep->xfer_len > 0){ sil_orw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DIEPEMPMSK), (1 << (ep->num))); } } /* * クリアNAK、エンドポイントイネーブル */ sil_orw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPCTL), (USB_OTG_DIEPCTL_CNAK | USB_OTG_DIEPCTL_EPENA)); } else{ /* OUTエンドポイント */ /* * パケット数とデータ長に分けて設定(EP0なのでパケット数は1) */ sil_andw_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPTSIZ), USB_OTG_DOEPTSIZ_XFRSIZ); sil_andw_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPTSIZ), USB_OTG_DOEPTSIZ_PKTCNT); if(ep->xfer_len > 0U){ ep->xfer_len = ep->maxpacket; } sil_orw_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPTSIZ), (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19))); sil_orw_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPTSIZ), (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket))); if(husb->Init.dma_enable == 1){ flushinvalidatedcache_by_addr(ep->xfer_buff, ep->xfer_len); sil_wrw_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPDMA), (uint32_t)(ep->xfer_buff)); } /* * クリアNAK、エンドポイントイネーブル */ sil_orw_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPCTL), (USB_OTG_DOEPCTL_CNAK | USB_OTG_DOEPCTL_EPENA)); } return E_OK; } /* * EPn転送スタート * parameter1 husb USBハンドラへのポインタ * parameter2 ep エンドポイント構造体へのポインタ * return 常にE_OK */ ER usbo_epstartxfer(USB_OTG_Handle_t *husb, USB_OTG_EPTypeDef *ep) { uint32_t base = husb->base; uint16_t pktcnt = 0; uint8_t epnum = ep->num; if(ep->is_in == 1){ /* INエンドポイント */ if(ep->xfer_len == 0){ /* ZERO-LENGTHパケット */ sil_andw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPTSIZ), USB_OTG_DIEPTSIZ_PKTCNT); sil_orw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPTSIZ), (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19))); sil_andw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPTSIZ), USB_OTG_DIEPTSIZ_XFRSIZ); } else{ /* 通常パケット */ /* * パケット数とデータ長に分けて設定 */ sil_andw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPTSIZ), USB_OTG_DIEPTSIZ_XFRSIZ); sil_andw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPTSIZ), USB_OTG_DIEPTSIZ_PKTCNT); sil_orw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPTSIZ), (USB_OTG_DIEPTSIZ_PKTCNT & (((ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket) << 19))); sil_orw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPTSIZ), (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len)); if(ep->type == EP_TYPE_ISOC){ sil_andw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPTSIZ), USB_OTG_DIEPTSIZ_MULCNT); sil_orw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPTSIZ), (USB_OTG_DIEPTSIZ_MULCNT & (1 << 29))); } } if(husb->Init.dma_enable == 1){ flushinvalidatedcache_by_addr(((uint8_t *)ep->dma_addr), ep->xfer_len); sil_wrw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPDMA), ep->dma_addr); } else{ /* * EPがISOCでない場合、送信データありならばEMPTY割込みを設定 */ if(ep->type != EP_TYPE_ISOC && ep->xfer_len > 0){ sil_orw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DIEPEMPMSK), (1 << (epnum))); } } if(ep->type == EP_TYPE_ISOC){ if((sil_rew_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DSTS)) & (1 << 8)) == 0){ sil_orw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPCTL), USB_OTG_DIEPCTL_SODDFRM); } else{ sil_orw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPCTL), USB_OTG_DIEPCTL_SD0PID_SEVNFRM); } } /* * クリアNAK、エンドポイントイネーブル */ sil_orw_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPCTL), (USB_OTG_DIEPCTL_CNAK | USB_OTG_DIEPCTL_EPENA)); if(ep->type == EP_TYPE_ISOC){ usbo_writePacket(base, ep->xfer_buff, epnum, ep->xfer_len, husb->Init.dma_enable); } } else{ /* OUTエンドポイント */ /* * パケット数とデータ長に分けて設定 */ sil_andw_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPTSIZ), USB_OTG_DOEPTSIZ_XFRSIZ); sil_andw_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPTSIZ), USB_OTG_DOEPTSIZ_PKTCNT); if(ep->xfer_len == 0){ /* ZERO-LENGTHパケット */ sil_orw_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPTSIZ), (USB_OTG_DOEPTSIZ_XFRSIZ & ep->maxpacket)); sil_orw_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPTSIZ), (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19))); } else{ /* 通常パケット */ pktcnt = (ep->xfer_len + ep->maxpacket - 1)/ ep->maxpacket; sil_orw_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPTSIZ), (USB_OTG_DOEPTSIZ_PKTCNT & (pktcnt << 19))); sil_orw_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPTSIZ), (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket * pktcnt))); } if(husb->Init.dma_enable == 1){ flushinvalidatedcache_by_addr(ep->xfer_buff, ep->xfer_len); sil_wrw_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPDMA), (uint32_t)(ep->xfer_buff)); } if(ep->type == EP_TYPE_ISOC){ if((sil_rew_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DSTS)) & (1 << 8)) == 0){ sil_orw_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPCTL), USB_OTG_DOEPCTL_SODDFRM); } else{ sil_orw_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPCTL), USB_OTG_DOEPCTL_SD0PID_SEVNFRM); } } /* * クリアNAK、エンドポイントイネーブル */ sil_orw_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPCTL), (USB_OTG_DOEPCTL_CNAK | USB_OTG_DOEPCTL_EPENA)); } return E_OK; } /* * USBデバイス初期化 * parameter1 husb USBハンドラへのポインタ * return 常にE_OK */ ER usbo_devinit(USB_OTG_Handle_t *husb) { uint32_t base = husb->base; bool_t forced; uint32_t i = 0U; /* Device mode configuration */ sil_orw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DCFG), DCFG_FRAME_INTERVAL_80); if(husb->Init.phy_itface == USB_PHY_ULPI){ /* ULIP-PHY設定 */ if(husb->Init.speed == USB_SPEED_HIGH){ /* * ハイスピード固定 */ usbo_setDevSpeed(base, USB_SPEED_HIGH); } else{ /* * ハイ・フル選択モード */ usbo_setDevSpeed(base, USB_SPEED_HIGH_IN_FULL); } } else{ /* EMBEDDED-PHY設定 */ /* * 常にフルスピード */ usbo_setDevSpeed(base, USB_SPEED_FULL); } /* * デバイスに関係する、すべての割込みをクリアする */ sil_wrw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DIEPMSK), (USB_OTG_DIEPMSK_TOM | USB_OTG_DIEPMSK_EPDM | USB_OTG_DIEPMSK_XFRCM)); sil_wrw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DOEPMSK), (USB_OTG_DOEPMSK_STUPM | USB_OTG_DOEPMSK_EPDM | USB_OTG_DOEPMSK_XFRCM)); sil_wrw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DAINT), 0xFFFFFFFF); sil_wrw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DAINTMSK), 0); for(i = 0 ; i < husb->Init.dev_endpoints ; i++){ if((sil_rew_mem((uint32_t *)(USBIEP_BASE(base, i)+TOFF_USBEI_DIEPCTL)) & USB_OTG_DIEPCTL_EPENA) != 0){ sil_wrw_mem((uint32_t *)(USBIEP_BASE(base, i)+TOFF_USBEI_DIEPCTL), (USB_OTG_DIEPCTL_EPDIS | USB_OTG_DIEPCTL_SNAK)); } else{ sil_wrw_mem((uint32_t *)(USBIEP_BASE(base, i)+TOFF_USBEI_DIEPCTL), 0); } sil_wrw_mem((uint32_t *)(USBIEP_BASE(base, i)+TOFF_USBEI_DIEPTSIZ), 0); sil_wrw_mem((uint32_t *)(USBIEP_BASE(base, i)+TOFF_USBEI_DIEPINT), 0xFF); } for (i = 0U; i < husb->Init.dev_endpoints; i++){ if((sil_rew_mem((uint32_t *)(USBOEP_BASE(base, i)+TOFF_USBEO_DOEPCTL)) & USB_OTG_DOEPCTL_EPENA) != 0){ sil_wrw_mem((uint32_t *)(USBOEP_BASE(base, i)+TOFF_USBEO_DOEPCTL), (USB_OTG_DOEPCTL_EPDIS | USB_OTG_DOEPCTL_SNAK)); } else{ sil_wrw_mem((uint32_t *)(USBOEP_BASE(base, i)+TOFF_USBEO_DOEPCTL), 0); } sil_wrw_mem((uint32_t *)(USBOEP_BASE(base, i)+TOFF_USBEO_DOEPTSIZ), 0); sil_wrw_mem((uint32_t *)(USBOEP_BASE(base, i)+TOFF_USBEO_DOEPINT), 0xFF); } usbo_devdisconnect(husb); forced = usbo_force_mode_if_needed(husb, false); usbo_initFiFo(husb); if(forced) usbo_clear_force_mode(husb); if(husb->Init.dma_enable == 1){ /* * DMAモードならスレッシュホールドパラメータを設定 */ sil_wrw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DTHRCTL), (USB_OTG_DTHRCTL_TXTHRLEN_6 | USB_OTG_DTHRCTL_RXTHRLEN_6)); sil_orw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DTHRCTL), (USB_OTG_DTHRCTL_RXTHREN | USB_OTG_DTHRCTL_ISOTHREN | USB_OTG_DTHRCTL_NONISOTHREN)); i = sil_rew_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DTHRCTL)); } if(husb->Init.usb_otg_mode == USB_OTG_MODE_DEVICE) usbo_setupint(husb); return E_OK; } /* * USBデバイス停止 * parameter1 husb USBハンドラへのポインタ * return 常にE_OK */ ER usbo_stopdevice(USB_OTG_Handle_t *husb) { uint32_t base = husb->base; uint32_t i; /* * エンドポイントの割込みクリア */ for(i = 0 ; i < 15 ; i++){ sil_wrw_mem((uint32_t *)(USBIEP_BASE(base, i)+TOFF_USBEI_DIEPINT), 0xFF); sil_wrw_mem((uint32_t *)(USBOEP_BASE(base, i)+TOFF_USBEO_DOEPINT), 0xFF); } sil_wrw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DAINT), 0xFFFFFFFF); /* * エンドポイントの割込み設定 */ sil_wrw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DIEPMSK), 0); sil_wrw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DOEPMSK), 0); sil_wrw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DAINTMSK), 0); /* * FIFOフラッシュ */ usbo_flushRxFifo(husb); usbo_flushTxFifo(husb, 0x10); return E_OK; } /* * LPM初期設定 */ ER usbo_init_lpm(USB_OTG_Handle_t *husb) { #ifdef USB_OTG_GLPMCFG_LPMEN uint32_t base = husb->base; if(husb->Init.lpm_enable == 1){ husb->lpm_active = 1; husb->lpm_state = PCD_LPM_L0_ACTIVE; sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTMSK), USB_OTG_GINTMSK_LPMINTM); sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GLPMCFG), (USB_OTG_GLPMCFG_LPMEN | USB_OTG_GLPMCFG_LPMACK | USB_OTG_GLPMCFG_ENBESL)); } #endif /* USB_OTG_GLPMCFG_LPMEN */ return E_OK; } /* * USB EP-IN割込み要因取得 * parameter1 base USB OTGレジスタベースアドレス * parameter2 epnum エンドポイント番号 * return EP-IN割込み要因 */ static uint32_t usbo_devInEPInterrupt(uint32_t base , uint8_t epnum) { uint32_t msk, emp; msk = sil_rew_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DIEPMSK)); emp = sil_rew_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DIEPEMPMSK)); msk |= ((emp >> epnum) & 0x1) << 7; return sil_rew_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DIEPINT)) & msk; } /* * USB EP-OUT割込み要因取得 * parameter1 base USB OTGレジスタベースアドレス * parameter2 epnum エンドポイント番号 * return EP-OUT割込み要因 */ static uint32_t usbo_devOutEPInterrupt(uint32_t base, uint8_t epnum) { uint32_t v; v = sil_rew_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPINT)); return v & sil_rew_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DOEPMSK)); } /* * 次のパケットを送信FIFOに設定 * parameter1 husb USBハンドラへのポインタ * parameter2 epnum エンドポイント番号 * return 常にE_OK */ static ER usbo_writeemptyTxfifo(USB_OTG_Handle_t *husb, uint32_t epnum) { uint32_t base = husb->base; USB_OTG_EPTypeDef *ep; int32_t len = 0U; uint32_t len32b; ep = &husb->IN_ep[epnum]; len = ep->xfer_len - ep->xfer_count; if(len > ep->maxpacket){ len = ep->maxpacket; } len32b = (len + 3) / 4; while((sil_rew_mem((uint32_t *)(USBIEP_BASE(base, epnum)+TOFF_USBEI_DTXFSTS)) & USB_OTG_DTXFSTS_INEPTFSAV) > len32b && ep->xfer_count < ep->xfer_len && ep->xfer_len != 0){ /* * 送信FIFOへのデータ書き込み */ len = ep->xfer_len - ep->xfer_count; if(len > ep->maxpacket){ len = ep->maxpacket; } len32b = (len + 3) / 4; usbo_writePacket(base, ep->xfer_buff, epnum, len, husb->Init.dma_enable); ep->xfer_buff += len; ep->xfer_count += len; } if(len <= 0){ /* 最後のパケットならばEMPTY割込みをマスク */ sil_andw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DIEPEMPMSK), (1 << epnum)); } return E_OK; } /* * DEVICE割込みハンドラ * parameter1 husb USBハンドラへのポインタ */ void usbo_pcd_irqhandler(USB_OTG_Handle_t *husb) { USB_OTG_EPTypeDef *ep; uint32_t base = husb->base; uint32_t msk = sil_rew_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTMSK)); uint32_t i = 0U, ep_intr = 0U, epint = 0U, epnum = 0U; uint32_t temp = 0; /* * 割込みエラーチェック */ if((get_int_status(base, msk) == 0)){ uint32_t intsts = sil_rew_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTSTS)); syslog_1(LOG_EMERG, "usbo_pcd_irqhandler Error Intrrupt[%08x] !", intsts); clear_dev_int(base, intsts); return; } if((get_int_status(base, msk) & USB_OTG_GINTSTS_MMIS) != 0){ /* * エラー割込み要因クリア */ clear_dev_int(base, USB_OTG_GINTSTS_MMIS); } if((get_int_status(base, msk) & USB_OTG_GINTSTS_OEPINT) != 0){ /* * EP-OUT割込み */ ep_intr = get_outep_int_status(base); for(epnum = 0 ; epnum < 16 ; epnum++){ if((ep_intr & (1<Init.dma_enable == 1U){ husb->OUT_ep[epnum].xfer_count = husb->OUT_ep[epnum].maxpacket- (sil_rew_mem((uint32_t *)(USBOEP_BASE(base, epnum)+TOFF_USBEO_DOEPTSIZ)) & USB_OTG_DOEPTSIZ_XFRSIZ); husb->OUT_ep[epnum].xfer_buff += husb->OUT_ep[epnum].maxpacket; } if(husb->devdataoutstagecallback != NULL) husb->devdataoutstagecallback(husb, epnum); if(husb->Init.dma_enable == 1 && epnum == 0 && husb->OUT_ep[epnum].xfer_len == 0){ /* * DMAモードEP0 ZERO LENGTHパケット送信 */ usbo_ep0_outstart(husb, (uint8_t *)husb->Setup); } } if((epint & USB_OTG_DOEPINT_STUP) != 0){ /* * SETUPパケット通知 */ if(husb->devsetupstagecallback != NULL) husb->devsetupstagecallback(husb); clear_outep_int(base, epnum, USB_OTG_DOEPINT_STUP); } if((epint & USB_OTG_DOEPINT_OTEPDIS) != 0){ clear_outep_int(base, epnum, USB_OTG_DOEPINT_OTEPDIS); } #ifdef USB_OTG_DOEPINT_OTEPSPR /* * ステータスフェーズ受信割込み */ if((epint & USB_OTG_DOEPINT_OTEPSPR) != 0){ clear_outep_int(base, epnum, USB_OTG_DOEPINT_OTEPSPR); } #endif /* USB_OTG_DOEPINT_OTEPSPR */ } } } if((get_int_status(base, msk) & USB_OTG_GINTSTS_IEPINT) != 0){ /* * EP-IN割込み */ ep_intr = get_inep_int_status(base); for(epnum = 0 ; epnum < 16 ; epnum++){ if((ep_intr & (1<Init.dma_enable == 1){ husb->IN_ep[epnum].xfer_buff += husb->IN_ep[epnum].maxpacket; } if(husb->devdatainstagecallback != NULL) husb->devdatainstagecallback(husb, epnum); if(husb->Init.dma_enable == 1 && epnum == 0 && husb->IN_ep[epnum].xfer_len == 0){ /* * DMAモードEP0 ZERO LENGTHパケット送信 */ usbo_ep0_outstart(husb, (uint8_t *)husb->Setup); } } if((epint & USB_OTG_DIEPINT_TOC) != 0){ clear_inep_int(base, epnum, USB_OTG_DIEPINT_TOC); } if((epint & USB_OTG_DIEPINT_ITTXFE) != 0){ clear_inep_int(base, epnum, USB_OTG_DIEPINT_ITTXFE); } if((epint & USB_OTG_DIEPINT_INEPNE) != 0){ clear_inep_int(base, epnum, USB_OTG_DIEPINT_INEPNE); } if((epint & USB_OTG_DIEPINT_EPDISD) != 0){ clear_inep_int(base, epnum, USB_OTG_DIEPINT_EPDISD); } if((epint & USB_OTG_DIEPINT_TXFE) != 0){ usbo_writeemptyTxfifo(husb , epnum); } } } } /* * RESUME割込み */ if((get_int_status(base, msk) & USB_OTG_GINTSTS_WKUINT) != 0){ usbo_exit_hibernation(husb, true); /* 省エネ復帰 */ #ifdef USB_OTG_GLPMCFG_LPMEN if(husb->lpm_state == PCD_LPM_L1_ACTIVE){ husb->lpm_state = PCD_LPM_L0_ACTIVE; if(husb->devlpmcallback != NULL) husb->devlpmcallback(husb, PCD_LPM_L0_ACTIVE); } else #endif /* USB_OTG_GLPMCFG_LPMEN */ { if(husb->devresumecallback != NULL) husb->devresumecallback(husb); } husb->lx_state = DWC2_L0; clear_dev_int(base, USB_OTG_GINTSTS_WKUINT); } /* * SUSPEND割込み */ if((get_int_status(base, msk) & USB_OTG_GINTSTS_USBSUSP) != 0){ if((sil_rew_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DSTS)) & USB_OTG_DSTS_SUSPSTS) != 0){ usbo_enter_hibernation(husb); /* 省エネ移行 */ if(husb->devsuspendcallback != NULL && husb->connected) husb->devsuspendcallback(husb); if(husb->Init.usb_otg_mode == USB_OTG_MODE_DRD && husb->hostdisconnectcallback != NULL && husb->connected){ syslog_1(LOG_NOTICE, "usbo_pcd_irqhandler drd mode disconnect lx_state(%d) !", husb->lx_state); husb->connected = 0; husb->hostdisconnectcallback(husb); } husb->lx_state = DWC2_L2; } clear_dev_int(base, USB_OTG_GINTSTS_USBSUSP); } #ifdef USB_OTG_GLPMCFG_LPMEN /* * LPM割込み */ if((get_int_status(base, msk) & USB_OTG_GINTSTS_LPMINT) != 0){ clear_dev_int(base, USB_OTG_GINTSTS_LPMINT); if(husb->lpm_state == PCD_LPM_L0_ACTIVE){ husb->lpm_state = PCD_LPM_L1_ACTIVE; husb->BESL = (sil_rew_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GLPMCFG)) & USB_OTG_GLPMCFG_BESL) >>2 ; if(husb->devlpmcallback != NULL) husb->devlpmcallback(husb, PCD_LPM_L1_ACTIVE); husb->lx_state = DWC2_L1; } else{ if(husb->devsuspendcallback != NULL) husb->devsuspendcallback(husb); husb->lx_state = DWC2_L2; } } #endif /* USB_OTG_GLPMCFG_LPMEN */ /* * USB-RESET割込み */ if((get_int_status(base, msk) & USB_OTG_GINTSTS_USBRST) != 0){ sil_andw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DCTL), USB_OTG_DCTL_RWUSIG); usbo_flushTxFifo(husb, 0U); for(i = 0; i < husb->Init.dev_endpoints ; i++){ sil_wrw_mem((uint32_t *)(USBIEP_BASE(base, i)+TOFF_USBEI_DIEPINT), 0xFF); sil_wrw_mem((uint32_t *)(USBOEP_BASE(base, 0)+TOFF_USBEO_DOEPINT), 0xFF); } sil_wrw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DAINT), 0xFFFFFFFF); sil_orw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DAINTMSK), 0x10001); if(husb->Init.use_dedicated_ep1){ sil_orw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DOUTEP1MSK), (USB_OTG_DOEPMSK_STUPM | USB_OTG_DOEPMSK_XFRCM | USB_OTG_DOEPMSK_EPDM)); sil_orw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DINEP1MSK), (USB_OTG_DIEPMSK_TOM | USB_OTG_DIEPMSK_XFRCM | USB_OTG_DIEPMSK_EPDM)); } else{ #ifdef USB_OTG_DOEPINT_OTEPSPR sil_orw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DOEPMSK), (USB_OTG_DOEPMSK_STUPM | USB_OTG_DOEPMSK_XFRCM | USB_OTG_DOEPMSK_EPDM | USB_OTG_DOEPMSK_OTEPSPRM)); #else sil_orw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DOEPMSK), (USB_OTG_DOEPMSK_STUPM | USB_OTG_DOEPMSK_XFRCM | USB_OTG_DOEPMSK_EPDM)); #endif /* USB_OTG_DOEPINT_OTEPSPR */ sil_orw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DIEPMSK), (USB_OTG_DIEPMSK_TOM | USB_OTG_DIEPMSK_XFRCM | USB_OTG_DIEPMSK_EPDM)); } /* * デフォルトアドレスをゼロに設定 */ sil_andw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DCFG), USB_OTG_DCFG_DAD); /* * SETUPパケット受信設定 */ usbo_ep0_outstart(husb, (uint8_t *)husb->Setup); clear_dev_int(base, USB_OTG_GINTSTS_USBRST); } /* * ENUMERATIONハンドル終了割込み */ if((get_int_status(base, msk) & USB_OTG_GINTSTS_ENUMDNE) != 0){ /* * USBアクティベートセットアップ */ sil_andw_mem((uint32_t *)(USBIEP_BASE(base, 0)+TOFF_USBEI_DIEPCTL), USB_OTG_DIEPCTL_MPSIZ); if((sil_rew_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DSTS)) & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ){ sil_orw_mem((uint32_t *)(USBIEP_BASE(base, 0)+TOFF_USBEI_DIEPCTL), 3); } sil_orw_mem((uint32_t *)(USBD_BASE(base)+TOFF_USBD_DCTL), USB_OTG_DCTL_CGINAK); sil_andw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GUSBCFG), USB_OTG_GUSBCFG_TRDT); if(usbo_getDevSpeed(husb) == USB_SPEED_HIGH){ husb->Init.speed = USB_SPEED_HIGH; sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GUSBCFG), ((USBD_HS_TRDT_VALUE << 10) & USB_OTG_GUSBCFG_TRDT)); } else{ husb->Init.speed = USB_SPEED_FULL; /* * USBTRDTの設定は、AHB周期設定(SysFreHCLK)に従う */ #if (SysFreHCLK < 15000000) /* under 15MHz */ temp = 0x0F; #elif (SysFreHCLK >= 15000000) && (SysFreHCLK < 16000000) /* 15Mhz-16MHz */ temp = 0x0E; #elif (SysFreHCLK >= 16000000) && (SysFreHCLK < 17200000) /* 16MHz-17.2MHz */ temp = 0x0D; #elif (SysFreHCLK >= 17200000) && (SysFreHCLK < 18500000) /* 17.2MHz-18.5MHz */ temp = 0x0C; #elif (SysFreHCLK >= 18500000) && (SysFreHCLK < 20000000) /* 18.5MHz-20MHz */ temp = 0x0B; #elif (SysFreHCLK >= 20000000) && (SysFreHCLK < 21800000) /* 20MHz-21.8MHz */ temp = 0x0A; #elif (SysFreHCLK >= 21800000) && (SysFreHCLK < 24000000) /* 21.8MHz-24MHz */ temp = 0x09; #elif (SysFreHCLK >= 24000000) && (SysFreHCLK < 27700000) /* 24MHz-27.7MHz */ temp = 0x08; #elif (SysFreHCLK >= 27700000) && (SysFreHCLK < 32000000) /* 27.7MHz-32MHz */ temp = 0x07; #else /* over 32MHz */ temp = 0x06; #endif sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GUSBCFG), ((temp << 10) & USB_OTG_GUSBCFG_TRDT)); } if(husb->devresetcallback != NULL) husb->devresetcallback(husb); clear_dev_int(base, USB_OTG_GINTSTS_ENUMDNE); } /* * RXQLEVEL割込み */ if((get_int_status(base, msk) & USB_OTG_GINTSTS_RXFLVL) != 0){ sil_andw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTMSK), USB_OTG_GINTSTS_RXFLVL); temp = sil_rew_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GRXSTSP)); ep = &husb->OUT_ep[temp & USB_OTG_GRXSTSP_EPNUM]; if(((temp & USB_OTG_GRXSTSP_PKTSTS) >> 17U) == STS_DATA_UPDT){ if((temp & USB_OTG_GRXSTSP_BCNT) != 0){ usbo_readPacket(base, ep->xfer_buff, (temp & USB_OTG_GRXSTSP_BCNT) >> 4U); ep->xfer_buff += (temp & USB_OTG_GRXSTSP_BCNT) >> 4U; ep->xfer_count += (temp & USB_OTG_GRXSTSP_BCNT) >> 4U; } } else if(((temp & USB_OTG_GRXSTSP_PKTSTS) >> 17U) == STS_SETUP_UPDT){ usbo_readPacket(base, (uint8_t *)husb->Setup, 8U); ep->xfer_count += (temp & USB_OTG_GRXSTSP_BCNT) >> 4U; } sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GINTMSK), USB_OTG_GINTSTS_RXFLVL); } /* * DEVICE-SOF割込み */ if((get_int_status(base, msk) & USB_OTG_GINTSTS_SOF) != 0){ if(husb->devsofcallback != NULL) husb->devsofcallback(husb); clear_dev_int(base, USB_OTG_GINTSTS_SOF); } /* * ISO IN未完結割込み */ if((get_int_status(base, msk) & USB_OTG_GINTSTS_IISOIXFR) != 0){ if(husb->devisoincallback != NULL) husb->devisoincallback(husb, epnum); clear_dev_int(base, USB_OTG_GINTSTS_IISOIXFR); } /* * ISO OUT未完結割込み */ if((get_int_status(base, msk) & USB_OTG_GINTSTS_PXFR_INCOMPISOOUT) != 0){ if(husb->devisooutcallback != NULL) husb->devisooutcallback(husb, epnum); clear_dev_int(base, USB_OTG_GINTSTS_PXFR_INCOMPISOOUT); } /* * コネクションイベント割込み */ if((get_int_status(base, msk) & USB_OTG_GINTSTS_SRQINT) != 0){ if(husb->devconnectcallback != NULL) husb->devconnectcallback(husb); clear_dev_int(base, USB_OTG_GINTSTS_SRQINT); } /* * ディスコネクションイベント割込み */ if((get_int_status(base, msk) & USB_OTG_GINTSTS_OTGINT) != 0){ temp = sil_rew_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GOTGINT)); if((temp & USB_OTG_GOTGINT_SEDET) == USB_OTG_GOTGINT_SEDET){ husb->connected = 0; if(husb->devdisconnectcallback != NULL) husb->devdisconnectcallback(husb); } sil_orw_mem((uint32_t *)(USBOTG_BASE(base)+TOFF_USBO_GOTGINT), temp); } } /* * USB-OTG割込みサービスルーチン */ void usb_otg_isr(intptr_t exinf) { USB_OTG_Handle_t *husb = &Husb[INDEX_USB((uint32_t)exinf)]; if(get_usbmode(husb->base) == USB_OTG_MODE_DEVICE){ usbo_pcd_irqhandler(husb); } else{ usbo_hcd_irqhandler(husb); } } /* * USB-OTG WAKEUP割込みサービスルーチン */ void usb_otg_wkup_isr(intptr_t exinf) { USB_OTG_Handle_t *husb = &Husb[INDEX_USB((uint32_t)exinf)]; if(husb->Init.low_power_enable){ /* * Cortex SLEEPDEEPビットリセット */ sil_andw_mem((uint32_t *)(TADR_SCB_BASE+TOFF_SCB_SCR), (SCB_SCR_SLEEPDEEP_Msk | SCB_SCR_SLEEPONEXIT_Msk)); #if !defined(TOPPERS_STM32F4_DISCOVERY) /* * 起動クロック再設定 */ sysclock_config(0); #endif } /* ungate PHY clock */ sil_andw_mem((uint32_t *)(USBPGC_BASE(husb->base)), USB_OTG_PCGCCTL_STOPCLK); #ifdef EXTI_PR_BASE /* * EXTI WAKEUPペンディングビットクリア */ sil_wrw_mem((uint32_t *)EXTI_PR_BASE, USB_OTG_FS_WAKEUP_EXTI_LINE); #endif }