?? chap9.c
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/*
//*************************************************************************
//
// P H I L I P S P R O P R I E T A R Y
//
// COPYRIGHT (c) 1997 BY PHILIPS SINGAPORE.
// -- ALL RIGHTS RESERVED --
//
// File Name: CHAP_9.C
// Author: Wenkai Du
// Created: 19 Dec 97
// Modified:
// Revision: 3.0
//
//*************************************************************************
*/
#include <stdio.h>
#include <string.h>
#include "d12ci.h"
#include "main.h"
#include "usb100.h"
#include "chap9.h"
//#include "44b.h"
#define NUM_ENDPOINTS 2
#define CONFIG_DESCRIPTOR_LENGTH sizeof(USB_CONFIGURATION_DESCRIPTOR) \
+ sizeof(USB_INTERFACE_DESCRIPTOR) \
+ (NUM_ENDPOINTS * sizeof(USB_ENDPOINT_DESCRIPTOR))
extern CONTROL_XFER ControlData;
extern IO_REQUEST ioRequest;
extern EPPFLAGS bEPPflags;
TOTAL_CONFIGURATION_DESCRIPTOR Total_Configuration_Descriptor=
{
9,
2,
CONFIG_DESCRIPTOR_LENGTH,
1,
1,
0,
0x80,
0x32,
sizeof(USB_INTERFACE_DESCRIPTOR),
USB_INTERFACE_DESCRIPTOR_TYPE,
0,
0,
NUM_ENDPOINTS,
8,
6, //interface subclass1=RBC,2=SFF,3=QIC,4=UFI,5=SFF,6=SCSI
0x50,//bulk 0nly
0,
//Bulk-in Endpoint
0x07, //length of this desc.
0x05, //ENDPOINT descriptor
0x82, //address (IN) Endpoint 4 84
0x02, //attributes (BULK)
0x0040, //max packet size (64)
0x0, //Does not apply to Bulk endpoints
//Bulk-out Endpoint
0x07, //length of this desc.
0x05, //ENDPOINT descriptor
0x02, //address (OUT) Endpoint 5 05
0x02, //attributes (BULK)
0x0040, //max packet size (64)
0x0 //Does not apply to Bulk endpoints
};
USB_DEVICE_DESCRIPTOR DeviceDescr =
{
0x12, //0x12
0x01, //DEVICE descriptor
0x0100, //spec rev level (BCD) 1.0
0x00, //device class
0x00, //device subclass
0x00, //device protocol
0x10, //max packet size
0x0584, //National's vendor ID
0x0001, //National's product ID
0x0100, //National's revision ID
0, //index of manuf. string
0, //index of prod. string
0, //index of ser. # string
0x01 //number of configs.
};
USB_CONFIGURATION_DESCRIPTOR ConfigDescr =
{
9,
2,
CONFIG_DESCRIPTOR_LENGTH,
1,
1,
0,
0x80,
0x32
};
USB_INTERFACE_DESCRIPTOR InterfaceDescr =
{
sizeof(USB_INTERFACE_DESCRIPTOR),
USB_INTERFACE_DESCRIPTOR_TYPE,
0,
0,
NUM_ENDPOINTS,
8,
6, //interface subclass6=SCSI
0x50,//bulk 0nly
0
};
USB_ENDPOINT_DESCRIPTOR EP1_TXDescr =
{
sizeof(USB_ENDPOINT_DESCRIPTOR),
USB_ENDPOINT_DESCRIPTOR_TYPE,
0x82,
USB_ENDPOINT_TYPE_INTERRUPT,
EP1_PACKET_SIZE,
10
};
USB_ENDPOINT_DESCRIPTOR EP1_RXDescr =
{
sizeof(USB_ENDPOINT_DESCRIPTOR),
USB_ENDPOINT_DESCRIPTOR_TYPE,
0x2,
USB_ENDPOINT_TYPE_INTERRUPT,
EP1_PACKET_SIZE,
10
};
USB_ENDPOINT_DESCRIPTOR EP2_TXDescr =
{
sizeof(USB_ENDPOINT_DESCRIPTOR),
USB_ENDPOINT_DESCRIPTOR_TYPE,
0x82,
USB_ENDPOINT_TYPE_BULK,
EP2_PACKET_SIZE,
10
};
USB_ENDPOINT_DESCRIPTOR EP2_RXDescr =
{
sizeof(USB_ENDPOINT_DESCRIPTOR),
USB_ENDPOINT_DESCRIPTOR_TYPE,
0x2,
USB_ENDPOINT_TYPE_BULK,
EP2_PACKET_SIZE,
10
};
/*
//*************************************************************************
// USB Protocol Layer
//*************************************************************************
*/
void reserved(void)
{
stall_ep0();
}
/*
//*************************************************************************
// USB standard device requests
//*************************************************************************
*/
void get_status(void)
{
unsigned char endp, txdat[2];
unsigned char bRecipient = ControlData.DeviceRequest.bmRequestType & USB_RECIPIENT;
unsigned char c;
if (bRecipient == USB_RECIPIENT_DEVICE) {
if(bEPPflags.bits.remote_wakeup == 1)
txdat[0] = 3;
else
txdat[0] = 1;
txdat[1]=0;
single_transmit(txdat, 2);
} else if (bRecipient == USB_RECIPIENT_INTERFACE) {
txdat[0]=0;
txdat[1]=0;
single_transmit(txdat, 2);
} else if (bRecipient == USB_RECIPIENT_ENDPOINT) {
endp = (unsigned char)(ControlData.DeviceRequest.wIndex & MAX_ENDPOINTS);
if (ControlData.DeviceRequest.wIndex & (unsigned char)USB_ENDPOINT_DIRECTION_MASK)
c = D12_SelectEndpoint(endp*2 + 1); /* Control-in */
else
c = D12_SelectEndpoint(endp*2); /* Control-out */
if(c & D12_STALL)
txdat[0] = 1;
else
txdat[0] = 0;
txdat[1] = 0;
single_transmit(txdat, 2);
} else
stall_ep0();
}
void clear_feature(void)
{
unsigned char endp;
unsigned char bRecipient = ControlData.DeviceRequest.bmRequestType & USB_RECIPIENT;
if (bRecipient == USB_RECIPIENT_DEVICE
&& ControlData.DeviceRequest.wValue == USB_FEATURE_REMOTE_WAKEUP) {
DISABLE;
bEPPflags.bits.remote_wakeup = 0;
ENABLE;
single_transmit(0, 0);
}
else if (bRecipient == USB_RECIPIENT_ENDPOINT
&& ControlData.DeviceRequest.wValue == USB_FEATURE_ENDPOINT_STALL) {
endp = (unsigned char)(ControlData.DeviceRequest.wIndex & MAX_ENDPOINTS);
if (ControlData.DeviceRequest.wIndex & (unsigned char)USB_ENDPOINT_DIRECTION_MASK)
/* clear TX stall for IN on EPn. */
D12_SetEndpointStatus(endp*2 + 1, 0);
else
/* clear RX stall for OUT on EPn. */
D12_SetEndpointStatus(endp*2, 0);
single_transmit(0, 0);
} else
stall_ep0();
}
void set_feature(void)
{
unsigned char endp;
unsigned char bRecipient = ControlData.DeviceRequest.bmRequestType & USB_RECIPIENT;
if (bRecipient == USB_RECIPIENT_DEVICE
&& ControlData.DeviceRequest.wValue == USB_FEATURE_REMOTE_WAKEUP) {
DISABLE;
bEPPflags.bits.remote_wakeup = 1;
ENABLE;
single_transmit(0, 0);
}
else if (bRecipient == USB_RECIPIENT_ENDPOINT
&& ControlData.DeviceRequest.wValue == USB_FEATURE_ENDPOINT_STALL) {
endp = (unsigned char)(ControlData.DeviceRequest.wIndex & MAX_ENDPOINTS);
if (ControlData.DeviceRequest.wIndex & (unsigned char)USB_ENDPOINT_DIRECTION_MASK)
/* clear TX stall for IN on EPn. */
D12_SetEndpointStatus(endp*2 + 1, 1);
else
/* clear RX stall for OUT on EPn. */
D12_SetEndpointStatus(endp*2, 1);
single_transmit(0, 0);
} else
stall_ep0();
}
void set_address(void)
{
D12_SetAddressEnable((unsigned char)(ControlData.DeviceRequest.wValue &
DEVICE_ADDRESS_MASK), 1);
single_transmit(0, 0);
}
void get_descriptor(void)
{
unsigned char bDescriptor = MSB(ControlData.DeviceRequest.wValue);
unsigned char bLength = MSB(ControlData.DeviceRequest.wLength);
char *temp;
if (bDescriptor == USB_DEVICE_DESCRIPTOR_TYPE) {
temp=(char *)&DeviceDescr;
Uart_Printf("%x %x %x %x %x %x %x %x %x",temp[0],temp[1],temp[2],temp[3],temp[4],temp[5],temp[6],temp[7],temp[8]);
code_transmit((unsigned char *)&DeviceDescr, sizeof(USB_DEVICE_DESCRIPTOR));
} else if (bDescriptor == USB_CONFIGURATION_DESCRIPTOR_TYPE) {
temp=(char *)&ConfigDescr;
Uart_Printf("%x %x %x %x %x %x %x %x %x",temp[0],temp[1],temp[2],temp[3],temp[4],temp[5],temp[6],temp[7],temp[8]);
code_transmit((unsigned char *)&Total_Configuration_Descriptor, CONFIG_DESCRIPTOR_LENGTH);
} else
stall_ep0();
}
//CONFIG_DESCRIPTOR_LENGTH
void get_configuration(void)
{
unsigned char c = bEPPflags.bits.configuration;
single_transmit(&c, 1);
}
void set_configuration(void)
{
if (ControlData.DeviceRequest.wValue == 0) {
/* put device in unconfigured state */
DISABLE;
bEPPflags.bits.configuration = 0;
ENABLE;
D12_SetEndpointEnable(0); /* Disable all endpoints but EPP0. *///init_unconfig
single_transmit(0, 0);
} else if (ControlData.DeviceRequest.wValue == 1) {
/* Configure device */
D12_SetEndpointEnable(0); /* Disable all endpoints but EPP0. //init_unconfig*/
D12_SetEndpointEnable(1); /* Enable generic/iso endpoints. init_config*/
single_transmit(0, 0);
DISABLE;
bEPPflags.bits.configuration = 1;
ENABLE;
} else
stall_ep0();
}
void get_interface(void)
{
unsigned char txdat = 0; /* Only/Current interface = 0 */
single_transmit(&txdat, 1);
}
void set_interface(void)
{
if (ControlData.DeviceRequest.wValue == 0 && ControlData.DeviceRequest.wIndex == 0)
single_transmit(0, 0);
else
stall_ep0();
}
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