S3C6410的EBOOT,带CH7026初始化，输出800*480图像

// // Copyright (c) Microsoft Corporation. All rights reserved. // // // Use of this source code is subject to the terms of the Microsoft end-user // license agreement (EULA) under which you licensed this SOFTWARE PRODUCT. // If you did not accept the terms of the EULA, you are not authorized to use // this source code. For a copy of the EULA, please see the LICENSE.RTF on your // install media. // #include <windows.h> #include <halether.h> #include <bsp.h> #include "loader.h" #include "usb.h" // start // from otg_dev.c static void VIC_InterruptEnable(UINT32 intNum); static void VIC_InterruptDisable(UINT32 intNum); static void VIC_ClearVectAddr(void); static void VIC_InitializeVectTable(void); static void delayLoop(int count); //===================================================================== // setting the device qualifier descriptor and a string descriptor const UINT8 aDeviceQualifierDescriptor[] = { 0x0a, // 0 desc size 0x06, // 1 desc type (DEVICE) 0x00, // 2 USB release 0x02, // 3 => 2.00 0x00, // 4 class 0x00, // 5 subclass 0x00, // 6 protocol 64, // 7 max pack size 0x01, // 8 number of other-speed configuration 0x00, // 9 reserved }; const UINT8 aDescStr0[]= { 4, STRING_DESCRIPTOR, LANGID_US_L, LANGID_US_H, // codes representing languages }; const UINT8 aDescStr1[]= // Manufacturer { (0x14+2), STRING_DESCRIPTOR, 'S', 0x0, 'y', 0x0, 's', 0x0, 't', 0x0, 'e', 0x0, 'm', 0x0, ' ', 0x0, 'M', 0x0, 'C', 0x0, 'U', 0x0, }; const UINT8 aDescStr2[]= // Product { (0x2a+2), STRING_DESCRIPTOR, 'S', 0x0, 'E', 0x0, 'C', 0x0, ' ', 0x0, 'S', 0x0, '3', 0x0, 'C', 0x0, '6', 0x0, '4', 0x0, '1', 0x0, '0', 0x0, 'X', 0x0, ' ', 0x0, 'T', 0x0, 'e', 0x0, 's', 0x0, 't', 0x0, ' ', 0x0, 'B', 0x0, '/', 0x0, 'D', 0x0 }; //===================================================================== // global varibles used in several functions OTGDEV oOtgDev; USB_GET_STATUS oStatusGet; USB_INTERFACE_GET oInterfaceGet; UINT16 g_usConfig; bool g_bTransferEp0 = false; // end // from otg_dev.c //static UINT32 g_uDownloadFileSize; //static UINT32 g_uDownloadAddress = DMABUFFER; volatile UINT32 readPtIndex; volatile UINT8 *g_pDownPt; //volatile S3C6410_USBOTG_LINK_REG *pUSBOTG_LINK; //volatile S3C6410_USBOTG_PHY_REG *pUSBOTG_PHY; volatile S3C6410_VIC_REG *s6410VIC0; volatile S3C6410_VIC_REG *s6410VIC1; void Isr_Init(void); void C_IsrHandler(unsigned int val); extern void ASM_IsrHandler(void); void SetEndpoint(void); // start // from otg_dev.c ////////// // Function Name : OTGDEV_InitOtg // Function Desctiption : This function initializes OTG PHY and LINK. // Input : eSpeed, USB Speed (high or full) // Output : NONE // Version : void OTGDEV_InitOtg(USB_SPEED eSpeed) { UINT8 ucMode; volatile S3C6410_SYSCON_REG *pSysConReg = (S3C6410_SYSCON_REG *)OALPAtoVA(S3C6410_BASE_REG_PA_SYSCON, FALSE); volatile UINT32 uTemp; uTemp = Inp32SYSC(0x900); Outp32SYSC(0x900, uTemp|(1<<16)); // unmask usb signal // For NAND Boot pSysConReg->HCLK_GATE |= (1<<20); oOtgDev.m_eSpeed = eSpeed; oOtgDev.m_uIsUsbOtgSetConfiguration = 0; oOtgDev.m_uEp0State = EP0_STATE_INIT; oOtgDev.m_uEp0SubState = 0; OTGDEV_InitPhyCon(); OTGDEV_SoftResetCore(); OTGDEV_InitCore(); OTGDEV_CheckCurrentMode(&ucMode); if (ucMode == INT_DEV_MODE) { delayLoop(10000); OTGDEV_ClearSoftDisconnect(); OTGDEV_InitDevice(); } else { EdbgOutputDebugString("Error : Current Mode is Host\n"); return; } oOtgDev.m_eSpeed = USB_HIGH; oOtgDev.m_uControlEPMaxPktSize = HIGH_SPEED_CONTROL_PKT_SIZE; oOtgDev.m_uBulkInEPMaxPktSize = HIGH_SPEED_BULK_PKT_SIZE; oOtgDev.m_uBulkOutEPMaxPktSize = HIGH_SPEED_BULK_PKT_SIZE; } ////////// // Function Name : OTGDEV_HandleEvent // Function Desctiption : This function handles various OTG interrupts of Device mode. // Input : NONE // Output : NONE // Version : void OTGDEV_HandleEvent(void) { UINT32 uGIntStatus, uDStatus; UINT32 ep_int_status, ep_int; UINT32 uPcgctl; UINT32 uGrstctl; Inp32(GINTSTS, uGIntStatus); // System status read Outp32(GINTSTS, uGIntStatus); // Interrupt Clear if (uGIntStatus & INT_RESET) // Reset interrupt { OTGDEV_SetAllOutEpNak(); oOtgDev.m_uEp0State = EP0_STATE_INIT; Outp32(DAINTMSK,((1<<BULK_OUT_EP)|(1<<CONTROL_EP))<<16|((1<<BULK_IN_EP)|(1<<CONTROL_EP))); Outp32(DOEPMSK, CTRL_OUT_EP_SETUP_PHASE_DONE|AHB_ERROR|TRANSFER_DONE); Outp32(DIEPMSK, INTKN_TXFEMP|NON_ISO_IN_EP_TIMEOUT|AHB_ERROR|TRANSFER_DONE); Outp32(GRXFSIZ, RX_FIFO_SIZE); // Rx FIFO Size Outp32(GNPTXFSIZ, NPTX_FIFO_SIZE<<16| NPTX_FIFO_START_ADDR<<0); // Non Periodic Tx FIFO Size Outp32(GRSTCTL, (1<<5)|(1<<4)); // TX and RX FIFO Flush OTGDEV_SetOpMode(USB_CPU); OTGDEV_ClearAllOutEpNak(); Inp32(PCGCCTL,uPcgctl); Outp32(PCGCCTL, uPcgctl&~(1<<0)); //start pclk DBGUSB("\n [USB_Diag_Log] : Reset Mode\n"); } if (uGIntStatus & INT_ENUMDONE) // Device Speed Detection interrupt { DBGUSB("\n [USB_Diag_Log] : Speed Detection interrupt \n"); Inp32(DSTS, uDStatus); // System status read if (((uDStatus&0x6) >>1) == USB_HIGH) // Set if Device is High speed or Full speed { DBGUSB("\n [USB_Diag_Log] : High Speed Detection\n"); OTGDEV_SetMaxPktSizes(USB_HIGH); } else if(((uDStatus&0x6) >>1) == USB_FULL) { DBGUSB("\n [USB_Diag_Log] : full Speed Detection\n"); OTGDEV_SetMaxPktSizes(USB_FULL); } else { DBGUSB("\n [USB_Diag_Log] : No specific speed option\n"); //Assert(0); while(1); } OTGDEV_SetEndpoint(); OTGDEV_SetDescriptorTable(); } if (uGIntStatus & INT_RESUME) { Inp32(PCGCCTL,uPcgctl); Outp32(PCGCCTL, uPcgctl &~ (1<<0)); //start pclk DBGUSB("\n [USB_Diag_Log] : Resume Mode \n"); } if (uGIntStatus & INT_SUSPEND) { Inp32(PCGCCTL,uPcgctl); Outp32(PCGCCTL, uPcgctl |(1<<0)); //stop pclk DBGUSB("\n [USB_Diag_Log] : Suspend Mode\n"); } if(uGIntStatus & INT_RX_FIFO_NOT_EMPTY) { UINT32 GrxStatus; UINT32 fifoCntByte; Outp32(GINTMSK, INT_RESUME|INT_OUT_EP|INT_IN_EP|INT_ENUMDONE|INT_RESET|INT_SUSPEND); Inp32(GRXSTSP, GrxStatus); if ((GrxStatus & SETUP_PKT_RECEIVED) == SETUP_PKT_RECEIVED) { DBGUSB("SETUP_PACKET_RECEIVED\n"); OTGDEV_HandleEvent_EP0(); Inp32(GRSTCTL,uGrstctl); Outp32(GRSTCTL, uGrstctl &~ (0x1f<<6)|(0x1<<5)); //tx fifo flush g_bTransferEp0 = true; } else if ((GrxStatus & OUT_PKT_RECEIVED) == OUT_PKT_RECEIVED) { fifoCntByte = (GrxStatus & 0x7ff0)>>4; if(((GrxStatus & 0xF)==BULK_OUT_EP)&&(fifoCntByte)) { DBGUSB("Bulk Out : OUT_PKT_RECEIVED\n"); OTGDEV_HandleEvent_BulkOut(fifoCntByte); if( oOtgDev.m_eOpMode == USB_CPU ) Outp32(GINTMSK, INT_RESUME|INT_OUT_EP|INT_IN_EP|INT_ENUMDONE|INT_RESET|INT_SUSPEND|INT_RX_FIFO_NOT_EMPTY); return; } } Outp32(GINTM