?? usbdev.c
字號(hào):
/*------------------------------------------------------------------------------
*
* Filename: usbd_h.cpp
*
* Contents:
*
* Notes:
* 29.Nov.2005 By Hyunsun.Ahn 1st Made
* 27.Dec.2006 modified By gyu hwan cha
*
* Contributors : Hyunsun.ahn
*
* Copyright (c) 2005 SAMSUNG Electronics.
*
*------------------------------------------------------------------------------
*/
#include "system.h"
#include "usbdev.h"
//#define DBG_USBD20
#ifdef DBG_USBD20
#define Dbg printf
#define DbgUsb(x) Dbg x
#else
#define DbgUsb(x) 0;
#endif
extern U32 downloadAddress;
extern download_run;
extern volatile U8 dma_done;
extern tempDownloadAddress;
#define USBDEV_BASE 0x49800000
#define Outp32(addr, data) (*(volatile U32 *)(addr) = (data))
#define Outp16(addr, data) (*(volatile U16 *)(addr) = (data))
#define Outp8(addr, data) (*(volatile U8 *)(addr) = (data))
#define Inp32(addr, data) (data = (*(volatile U32 *)(addr)))
#define Inp16(addr, data) (data = (*(volatile U16 *)(addr)))
#define Inp8(addr, data) (data = (*(volatile U16 *)(addr)))
#define Input32(addr) (*(volatile U32 *)(addr))
#define USBD20_REGS U32
#define INDEX_REG (USBDEV_BASE+0x00) // Index register
#define EP_INT_REG (USBDEV_BASE+0x04) // EP Interrupt pending and clear
#define EP_INT_EN_REG (USBDEV_BASE+0x08) // EP Interrupt enable
#define FUNC_ADDR_REG (USBDEV_BASE+0x0c) // Function address
#define FRAME_NUM_REG (USBDEV_BASE+0x10) // Frame number
#define EP_DIR_REG (USBDEV_BASE+0x14) // Endpoint direction
#define TEST_REG (USBDEV_BASE+0x18) // Test register
#define SYS_STATUS_REG (USBDEV_BASE+0x1c) // System status
#define SYS_CON_REG (USBDEV_BASE+0x20) // System control
#define EP0_STATUS_REG (USBDEV_BASE+0x24) // Endpoint 0 status
#define EP0_CON_REG (USBDEV_BASE+0x28) // Endpoint 0 control
#define EP_STATUS_REG (USBDEV_BASE+0x2c) // Endpoints status
#define EP_CON_REG (USBDEV_BASE+0x30) // Endpoints control
#define BYTE_READ_CNT_REG (USBDEV_BASE+0x34) // read count
#define BYTE_WRITE_CNT_REG (USBDEV_BASE+0x38) // write count
#define MAX_PKT_REG (USBDEV_BASE+0x3c) // Max packet size
#define DMA_CON_REG (USBDEV_BASE+0x40) // DMA control
#define DMA_CNT_REG (USBDEV_BASE+0x44) // DMA count
#define DMA_FIFO_CNT_REG (USBDEV_BASE+0x48) // DMA FIFO count
#define DMA_TOTAL_CNT1_REG (USBDEV_BASE+0x4c) // DMA Total count1
#define DMA_TOTAL_CNT2_REG (USBDEV_BASE+0x50) // DMA Total count2
#define DMA_IF_CON_REG (USBDEV_BASE+0x84) // DMA interface Control
#define DMA_MEM_BASE_ADDR (USBDEV_BASE+0x88) // Mem Base Addr
#define DMA_MEM_CURRENT_ADDR (USBDEV_BASE+0x8c) // Mem current Addr
#define EP0_FIFO (USBDEV_BASE+0x60) // Endpoint 0 FIFO
#define EP1_FIFO (USBDEV_BASE+0x64) // Endpoint 1 FIFO
#define EP2_FIFO (USBDEV_BASE+0x68) // Endpoint 2 FIFO
#define EP3_FIFO (USBDEV_BASE+0x6c) // Endpoint 3 FIFO
#define EP4_FIFO (USBDEV_BASE+0x70) // Endpoint 4 FIFO
#define FCON (USBDEV_BASE+0x100) // Burst Fifo Control
// Descriptor Types
#define DESC_TYPE unsigned char
#define DEVICE_TYPE 0x1
#define CONFIGURATION_TYPE 2
#define STRING_TYPE 3
#define INTERFACE_TYPE 4
#define ENDPOINT_TYPE 5
// configuration descriptor: bmAttributes
#define DESC_CONF unsigned char
#define CONF_ATTR_DEFAULT 0x80 // Spec 1.0 it was BUSPOWERED bit.
#define CONF_ATTR_REMOTE_WAKEUP 0x20
#define CONF_ATTR_SELFPOWERED 0x40
// endpoint descriptor
#define DESC_ENDPT unsigned char
#define EP_ADDR_IN 0x80
#define EP_ADDR_OUT 0x00
#define EP_ATTR_CONTROL 0x0
#define EP_ATTR_ISOCHRONOUS 0x1
#define EP_ATTR_BULK 0x2
#define EP_ATTR_INTERRUPT 0x3
#define EP_INDEX unsigned char
#define EP0 0
#define EP1 1
#define EP2 2
#define EP3 3
#define EP4 4
typedef struct __USB_DEVICE_DESCRIPTOR
{
U8 bLength;
U8 bDescriptorType;
U8 bcdUSBL;
U8 bcdUSBH;
U8 bDeviceClass;
U8 bDeviceSubClass;
U8 bDeviceProtocol;
U8 bMaxPacketSize0;
U8 idVendorL;
U8 idVendorH;
U8 idProductL;
U8 idProductH;
U8 bcdDeviceL;
U8 bcdDeviceH;
U8 iManufacturer;
U8 iProduct;
U8 iSerialNumber;
U8 bNumConfigurations;
}USB_DEVICE_DESCRIPTOR;
typedef struct __USB_CONFIGURATION_DESCRIPTOR
{
U8 bLength;
U8 bDescriptorType;
U8 wTotalLengthL;
U8 wTotalLengthH;
U8 bNumInterfaces;
U8 bConfigurationValue;
U8 iConfiguration;
U8 bmAttributes;
U8 maxPower;
}USB_CONFIGURATION_DESCRIPTOR;
typedef struct __USB_INTERFACE_DESCRIPTOR
{
U8 bLength;
U8 bDescriptorType;
U8 bInterfaceNumber;
U8 bAlternateSetting;
U8 bNumEndpoints;
U8 bInterfaceClass;
U8 bInterfaceSubClass;
U8 bInterfaceProtocol;
U8 iInterface;
}USB_INTERFACE_DESCRIPTOR;
typedef struct __USB_ENDPOINT_DESCRIPTOR
{
U8 bLength;
U8 bDescriptorType;
U8 bEndpointAddress;
U8 bmAttributes;
U8 wMaxPacketSizeL;
U8 wMaxPacketSizeH;
U8 bInterval;
}USB_ENDPOINT_DESCRIPTOR;
typedef struct __USB_CONFIGURATION_SET
{
U8 ConfigurationValue;
}USB_CONFIGURATION_SET;
typedef struct __USB_GET_STATUS
{
U8 Device;
U8 Interface;
U8 Endpoint0;
U8 Endpoint1;
U8 Endpoint3;
}USB_GET_STATUS;
USB_GET_STATUS oStatusGet;
typedef struct __USB_INTERFACE_GET
{
U8 AlternateSetting;
}USB_INTERFACE_GET;
USB_INTERFACE_GET oInterfaceGet;
typedef struct __USB_DESCRIPTORS
{
USB_CONFIGURATION_DESCRIPTOR oDescConfig;
USB_INTERFACE_DESCRIPTOR oDescInterface;
USB_ENDPOINT_DESCRIPTOR oDescEndpt1;
USB_ENDPOINT_DESCRIPTOR oDescEndpt3;
}USB_DESCRIPTORS;
typedef struct __DEVICE_REQUEST
{
U8 bmRequestType; // Device Request offset 0
U8 bRequest; // Device Request offset 1
U8 wValue_L; // Device Request offset 2
U8 wValue_H; // Device Request offset 3
U8 wIndex_L; // Device Request offset 4
U8 wIndex_H; // Device Request offset 5
U8 wLength_L; // Device Request offset 6
U8 wLength_H; // Device Request offset 7
}DEVICE_REQUEST;
// EP0 CSR register Bits
#define EP0_SENT_STALL (0x01<<4)
#define EP0_DATA_END (0x01<<3)
#define EP0_SETUP_END (0x03<<2)
#define EP0_TX_SUCCESS (0x01<<1)
#define EP0_RX_SUCCESS (0x01<<0)
// Defines for Endpoint CSR Register Bits
#define DMA_TOTAL_COUNT_ZERO (0x1<<9)
#define SHORT_PKT_RECEIVED (0x1<<8)
#define EP_FIFO_FLUSH (0x1<<6)
#define EP_SENT_STALL (0x1<<5)
#define EP_TX_SUCCESS (0x1<<1)
#define EP_RX_SUCCESS (0x1<<0)
#define EP0_STATE_INIT (0)
#define EP0_STATE_GD_DEV_0 (11)
#define EP0_STATE_GD_DEV_1 (12)
#define EP0_STATE_GD_DEV_2 (13)
#define EP0_STATE_GD_CFG_0 (21)
#define EP0_STATE_GD_CFG_1 (22)
#define EP0_STATE_GD_CFG_2 (23)
#define EP0_STATE_GD_CFG_3 (24)
#define EP0_STATE_GD_CFG_4 (25)
#define EP0_STATE_GD_CFG_ONLY_0 (41)
#define EP0_STATE_GD_CFG_ONLY_1 (42)
#define EP0_STATE_GD_IF_ONLY_0 (44)
#define EP0_STATE_GD_IF_ONLY_1 (45)
#define EP0_STATE_GD_EP0_ONLY_0 (46)
#define EP0_STATE_GD_EP1_ONLY_0 (47)
#define EP0_STATE_GD_EP2_ONLY_0 (48)
#define EP0_STATE_GD_EP3_ONLY_0 (49)
#define EP0_STATE_GD_STR_I0 (30)
#define EP0_STATE_GD_STR_I1 (31)
#define EP0_STATE_GD_STR_I2 (32)
#define EP0_STATE_GD_DEV_QUALIFIER (33)
#define EP0_INTERFACE_GET (34)
#define EP0_GET_STATUS0 (35)
#define EP0_GET_STATUS1 (36)
#define EP0_GET_STATUS2 (37)
#define EP0_GET_STATUS3 (38)
#define EP0_GET_STATUS4 (39)
// SPEC1.1
// Standard bmRequestType (Type)
#define STANDARD_TYPE 0x00
#define CLASS_TYPE 0x20
#define VENDOR_TYPE 0x40
#define RESERVED_TYPE 0x60
// Standard bmRequestType (Recipient)
#define DEVICE_RECIPIENT 0
#define INTERFACE_RECIPIENT 1
#define ENDPOINT_RECIPIENT 2
#define OTHER_RECIPIENT 3
// Standard bRequest codes
#define STANDARD_GET_STATUS 0
#define STANDARD_CLEAR_FEATURE 1
#define STANDARD_RESERVED_1 2
#define STANDARD_SET_FEATURE 3
#define STANDARD_RESERVED_2 4
#define STANDARD_SET_ADDRESS 5
#define STANDARD_GET_DESCRIPTOR 6
#define STANDARD_SET_DESCRIPTOR 7
#define STANDARD_GET_CONFIGURATION 8
#define STANDARD_SET_CONFIGURATION 9
#define STANDARD_GET_INTERFACE 10
#define STANDARD_SET_INTERFACE 11
#define STANDARD_SYNCH_FRAME 12
// Descriptor types
#define DEVICE_DESCRIPTOR 1
#define CONFIGURATION_DESCRIPTOR 2
#define STRING_DESCRIPTOR 3
#define INTERFACE_DESCRIPTOR 4
#define ENDPOINT_DESCRIPTOR 5
#define DEVICE_QUALIFIER 6
#define OTHER_SPEED_CONFIGURATION 7
// string descriptor
#define LANGID_US_L (0x09)
#define LANGID_US_H (0x04)
// USB Endpoints states
#define EP0_STATE_IDLE (0)
#define EP0_STATE_TRANSFER (1)
#define EP0_STATE_RECEIVER (2)
#define BULK_OUT_STATUS_NOSTALL (0x0000)
#define BULK_OUT_STATUS_STALL (0x0001)
#define DEVICE_STATUS_DEFAULT (0x0000)
#define DEVICE_STATUS_SELFPOWERED (0x0001)
#define DEVICE_STATUS_REMOTEWAKEUP (0x0002)
#define DEVICE_DESC_SIZE 18
#define STRING_DESC0_SIZE 4
#define STRING_DESC1_SIZE 22
#define STRING_DESC2_SIZE 44
#define CONFIG_DESC_TOTAL_SIZE 32
#define CONFIG_DESC_SIZE 9
#define INTERFACE_DESC_SIZE 9
#define ENDPOINT_DESC_SIZE 7
#define DEVICE_QUALIFIER_SIZE 10
#define OTHER_SPEED_CONFIGURATION_SIZE 9
// INT_REG status value
#define INT_ERR (0xff80)
#define INT_REG_ERROR (0xff1<<6)
#define INT_REG_VBUS (0x1<<8)
#define INT_REG_VBUS_CLEAR (0x1<<6)
#define INT_REG_HSP (0x1<<4)
#define INT_REG_SDE (0x1<<3)
#define INT_REG_RESET (0x1)
#define INT_REG_RESUME (0x1<<2)
#define INT_REG_SUSPEND (0x1<<1)
#define INT_REG_EP4 (0x1<<4)
#define INT_REG_EP3 (0x1<<3)
#define INT_REG_EP2 (0x1<<2)
#define INT_REG_EP1 (0x1<<1)
#define INT_REG_EP0 (0x1)
#define INT_DTB_MISMATCH (0x1FF<<7)
// USB Dma Operation
#define DMA_AUTO_RX_DISABLE (0x1<<5)
#define DMA_FLY_ENABLE (0x1<<4)
#define DMA_FLY_DISABLE (0x0<<4)
#define DMA_DEMEND_ENABLE (0x1<<3)
#define DMA_DEMEND_DISABLE (0x0<<3)
#define DMA_TX_START (0x1<<2)
#define DMA_TX_STOP (0x0<<2)
#define DMA_RX_START (0x1<<1)
#define DMA_RX_STOP (0x0<<1)
#define USB_DMA_MODE (0x1<<0)
#define USB_INT_MODE (0x0<<0)
#define MAX_BURST_INCR16 (0x3<<0)
#define MAX_BURST_INCR8 (0x2<<0)
#define MAX_BURST_INCR4 (0x1<<0)
#define DMA_ENABLE (0x1<<8)
#define DMA_DISABLE (0x0<<8)
// Feature Selectors
#define EP_STALL 0
#define DEVICE_REMOTE_WAKEUP 1
#define TEST_MODE 2
/* Test Mode Selector*/
#define TEST_J 1
#define TEST_K 2
#define TEST_SE0_NAK 3
#define TEST_PACKET 4
#define TEST_FORCE_ENABLE 5
#define TR_RSVD 0x4F20
#define TR_VBUS 0x8000
#define TR_EUERR 0x2000
#define TR_PERR 0x1000
#define TR_SPDSEL 0x00C0
#define TR_TMD 0x0010
#define TR_TPS 0x0008
#define TR_TKS 0x0004
#define TR_TJS 0x0002
#define TR_TSNS 0x0001
/*********************************************************************
DEVICE QUALIFIER
**********************************************************************/
const U8 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 U8 aDescStr0[]=
{
4, STRING_DESCRIPTOR, LANGID_US_L, LANGID_US_H, // codes representing languages
};
const U8 aDescStr1[]= // Manufacturer
{
(0x14+2), STRING_TYPE,
'S', 0x0, 'y', 0x0, 's', 0x0, 't', 0x0, 'e', 0x0, 'm', 0x0, ' ', 0x0, 'M', 0x0,
'C', 0x0, 'U', 0x0,
};
const U8 aDescStr2[]= // Product
{
(0x2a+2), STRING_TYPE,
'S', 0x0, 'E', 0x0, 'C', 0x0, ' ', 0x0, 'S', 0x0, '3', 0x0, 'C', 0x0, '2', 0x0,
'4', 0x0, '4', 0x0, '3', 0x0, 'X', 0x0, ' ', 0x0, 'T', 0x0, 'e', 0x0, 's', 0x0,
't', 0x0, ' ', 0x0, 'B', 0x0, '/', 0x0, 'D', 0x0
};
volatile USB_OP g_eOpMode;
U8* g_pDownPt;
?? 快捷鍵說明
復(fù)制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號(hào)
Ctrl + =
減小字號(hào)
Ctrl + -