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main.c
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// includes
#include <stdio.h>
#include <dos.h>
#include <mem.h>
#include <alloc.h>
#include <process.h>
#include <conio.h>
// CPU mode defines
#define CPU_REAL 0
#define CPU_V86 1
// controller type
#define _UHCI 0x00
#define _OHCI 0x10
#define _EHCI 0x20
// UHCI flags
#define DEVICE 1
#define CONFIGURATION 2
#define STRING 3
#define INTERFACE 4
#define ENDPOINT 5
#define UHCI_TIMEOUT 10000
#define UHCI_ERROR_MASK (1<<1)
// UHCI commands
#define GET_STATUS 0
#define CLEAR_FEATURE 1
#define SET_FEATURE 3
#define SET_ADDRESS 5
#define GET_DESCRIPTOR 6
#define SET_DESCRIPTOR 7
#define GET_CONFIGURATION 8
#define SET_CONFIGURATION 9
#define GET_INTERFACE 10
#define SET_INTERFACE 11
#define SYNCH_FRAME 12
#define SET_REPORT 0x09
// UHCO registers
#define USBCMD 0x00
#define USBSTS 0x02
#define USBINTR 0x04
#define FRNUM 0x06
#define FLBASEADD 0x08
#define SOFTMOD 0x0C
#define PORTSC0 0x10
#define PORTSC1 0x12
// HUB DEFINES
#define C_HUB_LOCAL_POWER 0
#define C_HUB_OVER_CURRENT 1
#define HUB_CLASS_DESCRIPTOR 0x2900
#define PORT_CONNECTION 0
#define GET_HUB_DESCRIPTOR 6
#define PORT_ENABLE 1
#define PORT_SUSPEND 2
#define PORT_RESET 4
#define PORT_POWER 8
#define C_PORT_CONNECTION 0x10
#define DATA0 (0L<<19)
#define DATA1 (1L<<19)
#define ACTIVE (0x80L<<16)
#define DEVICE_TO_HOST (1L<<7)
#define HOST_TO_DEVICE (0L<<7)
#define SETUP_INTERFACE 0x01
#define SETUP_DEVICE 0x00
#define STANDARD_QUERY (0<<5)
#define INTERFACE_QUERY (1<<5)
#define SPECIFIC_QUERY (2<<5)
#define SETUP 0x2D
#define IN 0x69
#define OUT 0xE1
#define TRIPLE_ERROR (3L<<27)
#define PORT_EMPTY 0x00
#define LOW_SPEED_CONNECTED 0x01
#define HIGH_SPEED_CONNECTED 0x02
#define bool char
#define true 1
#define false 0
// logfile handle
FILE * f_log = NULL;
// settings
int bDPMI = 0;
int bVCPI = 0;
int b8086 = 0;
int b80386 = 0;
int bProtectedMode = 0;
int bPCI = 0;
// define UHCI controller struct
typedef struct UHCIController {
unsigned char USBDevNum; // device number (function)
unsigned char USBBusNum;
unsigned char USBVendorID; // vendor id
unsigned int USBDeviceID; // device id
unsigned int USBBaseAddr;
unsigned char USBIrqNum;
void far * pFrameList;
} __UHCIController;
//---------------------------------------------------------------
// UHCI structures
// ----------------------------------------------------------
typedef struct UHCI_QH {
unsigned long horz;
unsigned long vert;
unsigned char reserved[16];
} __UHCI_QH;
// ----------------------------------------------------------
typedef struct UHCI_TD
{
unsigned long link_ptr;
unsigned long stats;
unsigned long info;
unsigned long buffer;
unsigned char resv[16];
} __UHCI_TD;
// ----------------------------------------------------------
typedef struct uhciSetupPacket {
unsigned char requestType;
unsigned char requestID;
unsigned int wValue;
unsigned int wIndex;
unsigned int wLength;
} __uhciSetupPacket;
typedef struct uhciHubStatus {
unsigned int statusBits;
unsigned int changeBits;
} __uhciHubStatus;
typedef struct uhciHubDescriptor {
unsigned char bLength;
unsigned char bDescriptorType;
unsigned char bNbrPorts;
unsigned int wHubCharacteristics;
unsigned char bPwrOn2PwrGood;
unsigned char bHubContrCurrent;
unsigned char bDeviceRemovable;
unsigned char bPortPwrCtrlMask;
} __uhciHubDescriptor;
typedef struct uhciDescriptor {
unsigned char bLength;
unsigned char bDescriptorType;
unsigned int bcdUSB;
unsigned char bDeviceClass;
unsigned char nDeviceSubClass;
unsigned char bDeviceProtocol;
unsigned char bMaxPacketSize;
unsigned int idVendor;
unsigned int idProduct;
unsigned int bcdDevice;
unsigned char iManufacturer;
unsigned char iProduct;
unsigned char iSerialNumber;
unsigned char iConfigs;
};
//---------------------------------------------------------------
// list of found controllers
UHCIController UHCIControllers[32];
unsigned char nUHCIFound = 0; // amount of UHCI controllers found
// function prototypes
// dump content of TD memory area
void dumpTD(void far * td, bool bRecursive = true);
// dump content of QH memory area
void dumpQH(void far * qh, bool bRecursive = true);
// dump content of framelist
void dumpFrameList(void far * list, bool bRecursive = true);
// write something to LOG
void log(const char * msg);
// write value to PCI registry
void pci_write(unsigned char bus,
unsigned char dev,
unsigned char func,
unsigned char ofs,
unsigned char bSize,
unsigned long data);
void uhciTakeFromBIOS(int ic);
//----------------------------------------------------------------
void uhciInitStructure(UHCIController * hc);
unsigned int uhciGetStatusRegister(int ic);
unsigned int uhciGetCurrentFrame(int ic);
int uhciIsDeviceConnected(int ic, unsigned int port);
void uhciRun(int ci);
void uhciReset(int ci); // reset controller specified by ci
void uhciGetInitData(int ci);
void uhciTakeFromBIOS(int ic);
void uhciSetFrameListItem(void far * frameList, int index, void far * objectPtr, unsigned char mask = 0x01);
void uhcpDumpFrameList(int ic, bool bRecursive);
void uhciSetAddress(int ic, int address);
unsigned int uhciStatus(int ic);
void uhciDisablePort(int ic, unsigned int port);
void uhciEnablePort(int ic, unsigned int port);
void uhciResetFrameNumber(int ic);
//----------------------------------------------------------------
int is80386(void);
int is8086(void);
int isPCI(void);
void waitForKey();
//----------------------------------------------------------------
unsigned long _faddr(void far * ptr);
void align_free(void *ptr);
void far * align_malloc(size_t size, size_t alignment);
//----------------------------------------------------------------
void pci_write(unsigned char bus,
unsigned char dev,
unsigned char func,
unsigned char ofs,
unsigned char bSize,
unsigned long data) {
asm{
mov bh, bus
mov bl, dev
mov cl, func
mov ch, ofs
mov dl, bSize
mov eax, data
push eax
push dx
mov eax, 0x8000
mov al, bh
shl eax, 5
or al, bl
shl eax, 3
or al, cl
shl eax, 6
push cx
shr ch,2
or al, ch
pop cx
shl eax,2
mov dx, 0x0CF8
out dx, eax
mov dl, ch
and dx, 0x0003
add dx, 0x0CF8
in eax, dx
pop cx
shl cl,3
mov ebx, 0x0FFFFFFFF
shl ebx,cl
and eax,ebx
pop ebx
or eax, eax
out dx, eax
}
}
// -------------------------------------------------------------------
void log(const char * msg) {
f_log = fopen("out.txt", "a+");
if (!f_log)
return;
struct time t;
gettime(&t);
fprintf(f_log, "%02d:%02d:%02d.%02d %s\n", t.ti_hour,
t.ti_min,
t.ti_sec,
t.ti_hund,
msg);
fclose(f_log);
}
//-------------------------------------------------------------------
void uhciReset(int ci) {
if (ci >= nUHCIFound)
return;
printf(" ------- Resetting UHCI (%.02X) -------- \n", ci);
outpw(UHCIControllers[ci].USBBaseAddr + USBCMD, 0x04);
delay(100);
outpw(UHCIControllers[ci].USBBaseAddr + USBCMD, 0x00);
delay(100);
outpw(UHCIControllers[ci].USBBaseAddr + USBCMD, 0x02);
do {
} while (inpw(UHCIControllers[ci].USBBaseAddr + USBCMD) & 0x02);
}
//-------------------------------------------------------------------
void uhciRun(int ic) {
outpw(UHCIControllers[ic].USBBaseAddr + USBCMD, 0x01);
delay(30);
}
//-------------------------------------------------------------------
unsigned int uhciGetStatusRegister(int ic) {
unsigned int status = 0;
status = inpw(UHCIControllers[ic].USBBaseAddr + USBSTS);
return status;
}
//-------------------------------------------------------------------
unsigned int uhciGetCommandRegister(int ic) {
unsigned int status = 0;
status = inpw(UHCIControllers[ic].USBBaseAddr + USBCMD);
return status;
}
//-------------------------------------------------------------------
unsigned int uhciGetCurrentFrame(int ic) {
unsigned int frame = 0;
frame = inpw(UHCIControllers[ic].USBBaseAddr + FRNUM);
return frame;
}
//-------------------------------------------------------------------
void uhciResetFrameNumber(int ic) {
unsigned int cmd = 0;
cmd = inpw(UHCIControllers[ic].USBBaseAddr + USBCMD);
cmd &= 0xFE;
outpw(UHCIControllers[ic].USBBaseAddr + USBCMD, cmd);
delay(30);
outpw(UHCIControllers[ic].USBBaseAddr + FRNUM, 0x00);
delay(30);
cmd |= 0x01;
outpw(UHCIControllers[ic].USBBaseAddr + USBCMD, cmd);
delay(30);
}
//-------------------------------------------------------------------
void uhciInitStructure(UHCIController * hc) {
if (!hc)
return;
memset(hc, 0, sizeof(UHCIController));
}
//-------------------------------------------------------------------
void uhciGetInitData(int ci) {
if (ci >= nUHCIFound)
return;
unsigned char __BH;
unsigned char __BL;
__BH = UHCIControllers[ci].USBBusNum;
__BL = UHCIControllers[ci].USBDevNum;
// VendorID
_BH = __BH;
_BL = __BL;
_ECX = 0x000c0300;
_SI = 0;
_AX = 0xB109;
_DI = 0;
geninterrupt(0x1A);
UHCIControllers[ci].USBVendorID = _CX;
// DeviceID
_AX = 0xB109;
_DI = 2;
_BH = __BH;
_BL = __BL;
_ECX = 0x000c0300;
_SI = 0;
geninterrupt(0x1A);
UHCIControllers[ci].USBDeviceID = _CX;
// BASE Address
_AX = 0xB10A;
_DI = 0x20;
_SI = 0;
_ECX = 0x000c0300;
_BH = __BH;
_BL = __BL;
geninterrupt(0x1A);
UHCIControllers[ci].USBBaseAddr = _CX;
UHCIControllers[ci].USBBaseAddr &= 0xFFE0;
// IRQ Number
_AX = 0xB108;
_DI = 0x3C;
_ECX = 0x000c0300;
_SI = 0;
_BH = __BH;
_BL = __BL;
geninterrupt(0x1A);
UHCIControllers[ci].USBIrqNum = _CL;
}
//--------------------------------------------------------------------
void uhciAddController(unsigned char bus, unsigned char device) {
UHCIController uh;
uhciInitStructure(&uh);
uh.USBBusNum = bus;
uh.USBDevNum = device;
UHCIControllers[nUHCIFound] = uh;
nUHCIFound++;
uhciGetInitData(nUHCIFound - 1);
}
// -------------------- MEMORY ALLOCATION PART --------------
unsigned int totalAllocated = 0;
// ----------------------------------------------------------
unsigned long _faddr(void far * ptr) {
return ((unsigned long)FP_SEG(ptr) << 4) + FP_OFF(ptr);
}
// ----------------------------------------------------------
void align_free(void *ptr) {
if (ptr) {
farfree(*((void far**)ptr - 1));
}
}
// ----------------------------------------------------------
void far * align_malloc(size_t size, size_t alignment) {
void far * pa, far *ptr;
int nSize = (size + alignment - 1) + sizeof(void far *);
// printf("About to allocate %i aligned bytes (free %lu)\n", nSize, farcoreleft());
pa = farmalloc(nSize);
if (!pa) {
printf("Error allocating memory (%u)!!!!\n", totalAllocated);
exit(-1);
return NULL;
}
totalAllocated += nSize;
unsigned long linear = (((unsigned long)FP_SEG(pa)) << 4) + FP_OFF(pa);
unsigned long new_linear = ((linear + sizeof(void far *) + alignment - 1)) / alignment * alignment;
unsigned int seg = new_linear >> 4;
unsigned int off = new_linear - (seg << 4);
ptr = MK_FP(seg, off);
*((void far **)ptr - 1) = pa;
return ptr;
}
// ----------------------------------------------------------
void uhciInitFramesList(int ic) {
if (ic >= nUHCIFound)
return;
void far * frameListPtr = align_malloc(4096, 4096);
UHCI_QH far * qh = (UHCI_QH far *)align_malloc(32, 16);
_fmemset(qh, 0, sizeof(UHCI_QH));
qh->horz = 1;
qh->vert = 1;
for (int i = 0; i < 1024; i++) {
uhciSetFrameListItem(frameListPtr, i, (void far*)qh, 2
);
}
UHCIControllers[ic].pFrameList = frameListPtr;
}
// ----------------------------------------------------------
void uhciSetFrameListAddress(int ic) {
unsigned long linearResponse;
unsigned int _reg = UHCIControllers[ic].USBBaseAddr + FLBASEADD;
unsigned long newAddress = _faddr(UHCIControllers[ic].pFrameList);
printf("Setting buffer address to: %.04lX\n", newAddress);
_EAX = newAddress;
_DX = _reg;
asm{
out dx, eax;
}
}
//-----------------------------------------------------------
unsigned long uhciGetFrameListAddress(int ic) {
unsigned long newAddress;
unsigned int _reg = UHCIControllers[ic].USBBaseAddr + FLBASEADD;
_DX = _reg;
asm{
in eax, dx;
}
newAddress = _EAX;
return newAddress;
}
// ----------------------------------------------------------
void uhciDisablePort(int ic, unsigned int port) {
unsigned int ps = inpw(UHCIControllers[ic].USBBaseAddr + port);
ps &= 0xFFFB;
outpw(UHCIControllers[ic].USBBaseAddr + port, ps);
}
// ----------------------------------------------------------
void uhciEnablePort(int ic, unsigned int port) {
unsigned int ps = inpw(UHCIControllers[ic].USBBaseAddr + port);
ps |= 0x04;
outpw(UHCIControllers[ic].USBBaseAddr + port, ps);
}
// ----------------------------------------------------------
void uhciSetFrameListItem(void far * frameList, int index, void far * objectPtr, unsigned char mask) {
unsigned long linear = ((unsigned long)FP_SEG(objectPtr) << 4) + FP_OFF(objectPtr);
linear = linear & 0xFFFFFFF0;
linear = linear | mask;
_fmemcpy(&(((unsigned char far *)frameList)[index * 4]),
(unsigned char far*)&linear, 4);
}
// -----------------------------------------------------------
unsigned int uhciStatus(int ic) {
return inpw(UHCIControllers[ic].USBBaseAddr + USBSTS);
}
// -----------------------------------------------------------
void uhciSetAddress(int ic, int address) {
UHCI_QH far * qh;
UHCI_TD far * td;
UHCI_TD far * stop;
qh = (UHCI_QH far *)align_malloc(32, 16);
td = (UHCI_TD far *)align_malloc(32, 16);
stop = (UHCI_TD far *)align_malloc(32, 16);
uhciSetupPacket far * info = (uhciSetupPacket far *)align_malloc(32, 8);
info->requestType = 0x00;
info->requestID = SET_ADDRESS;
info->wValue = address;
info->wIndex = 0;
info->wLength = 0;
unsigned char far * ptrD = (unsigned char far *)info;
int j = 0;
printf("Dump data:");
for (j = 0; j < 8; j++) {
printf("%02X ", ptrD[j]);
}
td->link_ptr = (_faddr(stop) & 0xFFFFFFF0) | 0x04;
td->stats = (TRIPLE_ERROR | ACTIVE);
td->info = ((7L << 21) | DATA0 | SETUP);
td->buffer = _faddr(info);
stop->link_ptr = (1L << 2) | 1;
stop->stats = (TRIPLE_ERROR | ACTIVE);
stop->info = (0x7FFL << 21) | (DATA1 | IN); // ((0x7FFL<<21) | DATA1 | OUT);
stop->buffer = 0;
qh->horz = 1;
qh->vert = _faddr(td);
uhciSetFrameListItem(UHCIControllers[ic].pFrameList, 0, qh, 0x02);
uhciResetFrameNumber(ic);
unsigned long currentStats = stop->stats;
printf("Status: %.04lX\n", currentStats);
unsigned int controllerStatus = uhciGetStatusRegister(ic);
unsigned int cmdRegister = uhciGetCommandRegister(ic);
int count = 0;
printf("USBSTS:%.02X\n", controllerStatus);
printf("USBCMD:%.02X\n", cmdRegister);
do {
if (!(td->stats & ACTIVE)) {
printf("TD:done\n");
// dumpTD(td);
}
if (!(stop->stats & ACTIVE))
printf("STOP:done\n");
unsigned int newStatus = uhciGetStatusRegister(ic);
unsigned int newCmd = uhciGetCommandRegister(ic);
if (controllerStatus != newStatus) {
controllerStatus = newStatus;
printf("USBSTS:%.02X\n", controllerStatus);
}
if (cmdRegister != newCmd) {
cmdRegister = newCmd;
printf("USBCMD:%.02X\n", cmdRegister);
}
if (currentStats != stop->stats) {
currentStats = stop->stats;
printf("Last controller status:%.04lX\n", currentStats);
}
count++;
delay(1);
} while ((currentStats & (1L << 23)) && (count < UHCI_TIMEOUT));
delay(50);
if (count == UHCI_TIMEOUT) {
printf("uhciSetAddress: Timeout while setting an address\n");
return;
}
else {
printf("uhciSetAddress: Operation complete\n");
}
}
// -----------------------------------------------------------
void uhciDumpDescriptor(uhciDescriptor * d) {
printf("---------- Descriptor -------\n");
printf("Length: %.02X\n", d->bLength);
printf("Type: %.02X\n", d->bDescriptorType);
printf("USB: %.04X\n", d->bcdUSB);
printf("Class: %.02X\n", d->bDeviceClass);
printf("SubClass: %.02X\n", d->nDeviceSubClass);
printf("Proto: %.02X\n", d->bDeviceProtocol);
printf("MaxPSize: %.02X\n", d->bMaxPacketSize);
printf("Vendor: %.04X\n", d->idVendor);
printf("Product: %.04X\n", d->idProduct);
printf("Device: %.04X\n", d->bcdDevice);
printf("Mnfct: %.02X\n", d->iManufacturer);
printf("Product: %.02X\n", d->iProduct);
printf("SerNumber: %.02X\n", d->iSerialNumber);
printf("Mnfct: %.02X\n", d->iConfigs);
printf("-----------------------------\n");
}
// -----------------------------------------------------------
uhciDescriptor * uhciGetDescriptor(int ic, unsigned char address, uhciDescriptor * d) {
if (address);
printf("Getting descriptor for device: %d\n", address);
memset(d, 0, sizeof(uhciDescriptor));
UHCI_QH far * qh;
UHCI_TD far * td;
UHCI_TD far * td1;
UHCI_TD far * td2;
UHCI_TD far * td3;
UHCI_TD far * stop;
unsigned char far * dd;
dd = (unsigned char far*)align_malloc(32, 16);
memset(dd, 0, sizeof(uhciDescriptor));
qh = (UHCI_QH far *)align_malloc(32, 16);
td = (UHCI_TD far *)align_malloc(32, 16);
td1 = (UHCI_TD far *)align_malloc(32, 16);
td2 = (UHCI_TD far *)align_malloc(32, 16);
td3 = (UHCI_TD far *)align_malloc(32, 16);
stop = (UHCI_TD far *)align_malloc(32, 16);
_fmemset(qh, 0, sizeof(UHCI_QH));
_fmemset(td, 0, sizeof(UHCI_TD));
_fmemset(td1, 0, sizeof(UHCI_TD));
_fmemset(td2, 0, sizeof(UHCI_TD));
_fmemset(td3, 0, sizeof(UHCI_TD));
_fmemset(stop, 0, sizeof(UHCI_TD));
uhciSetupPacket far * info = (uhciSetupPacket far *)align_malloc(32, 8);
info->requestType = 0x80;
info->requestID = GET_DESCRIPTOR;
info->wValue = ((unsigned int)DEVICE << 8);
info->wIndex = 0;
info->wLength = 18;
td->link_ptr = (_faddr(td1) & 0xFFFFFFF0) | 0x04;
td->stats = (TRIPLE_ERROR | ACTIVE);
td->info = ((7L << 21) | DATA0 | SETUP | ((address & 0x7F) << 8));
td->buffer = _faddr(info);
td1->link_ptr = (_faddr(td2) & 0xFFFFFFF0) | 0x04;
td1->stats = (TRIPLE_ERROR | ACTIVE);
td1->info = ((7L << 21) | DATA1 | IN | ((address & 0x7F) << 8));
td1->buffer = _faddr(dd);
td2->link_ptr = (_faddr(td3) & 0xFFFFFFF0) | 0x04;
td2->stats = (TRIPLE_ERROR | ACTIVE);
td2->info = ((7L << 21) | DATA0 | IN | ((address & 0x7F) << 8));
td2->buffer = _faddr(dd + 8);
td3->link_ptr = (_faddr(stop) & 0xFFFFFFF0) | 0x04;
td3->stats = (TRIPLE_ERROR | ACTIVE);
td3->info = ((1L << 21) | DATA1 | IN | ((address & 0x7F) << 8));
td3->buffer = _faddr(dd + 16);
stop->link_ptr = (1L << 2) | 1;
stop->stats = (TRIPLE_ERROR | ACTIVE);
stop->info = ((0x7FFL << 21) | DATA0 | OUT | ((address & 0x7F) << 8));
stop->buffer = 0;
qh->horz = 1;
qh->vert = _faddr(td);
unsigned long currentStats = stop->stats;
printf("Last controller status: %.04lX\n", currentStats);
uhciSetFrameListItem(UHCIControllers[ic].pFrameList, 0, qh, 0x02);
uhciResetFrameNumber(ic);
unsigned int controllerStatus = uhciGetStatusRegister(ic);
unsigned int cmdRegister = uhciGetCommandRegister(ic);
int count = 0;
printf("USBSTS:%.02X\n", controllerStatus);
printf("USBCMD:%.02X\n", cmdRegister);
do {
if (!(td->stats & ACTIVE)) {
printf("TD:done\r");
// dumpTD(td);
}
if (!(td1->stats & ACTIVE))
printf("TD1:done\r");
if (!(td2->stats & ACTIVE))
printf("TD2:done\r");
if (!(td3->stats & ACTIVE))
printf("TD3:done\r");
if (!(stop->stats & ACTIVE))
printf("STOP:done\r");
unsigned int newStatus = uhciGetStatusRegister(ic);
unsigned int newCmd = uhciGetCommandRegister(ic);
if (controllerStatus != newStatus) {
controllerStatus = newStatus;
printf("USBSTS:%.02X\n", controllerStatus);
}
if (cmdRegister != newCmd) {
cmdRegister = newCmd;
printf("USBCMD:%.02X\n", cmdRegister);
}
// if (controllerStatus & UHCI_ERROR_MASK) {
// printf("USBCMD:%.02X\n",cmdRegister);
// printf("Error in transaction\n");
// return NULL;
// }
if (currentStats != stop->stats) {
currentStats = stop->stats;
printf("Last controller status:%.04lX\n", currentStats);
}
count++;
delay(1);
} while ((currentStats & (1L << 23)) && (count < UHCI_TIMEOUT));
if (count == UHCI_TIMEOUT) {
printf("uhciGetDescriptor: Timeout while getting device descriptor\n");
return NULL;
}
else {
printf("uhciGetDescriptor: Operation complete\n");
}
_fmemcpy(d, dd, sizeof(uhciDescriptor));
printf("Dump: ");
for (int q = 0; q < 18; q++) {
printf("%.02X ", dd[q]);
}
printf("\n");
return d;
}
// ----------------------------------------------------------
void uhciDumpHubDescriptor(uhciHubDescriptor * d) {
printf("------------- HUB Descriptor -------------- \n");
printf("bLength: %d\n", d->bLength);
printf("bDescriptorType: %02X\n", d->bDescriptorType);
printf("bNbrPorts: %d\n", d->bNbrPorts);
printf("PowerUp Time: %02X(%d)\n", d->bPwrOn2PwrGood, d->bPwrOn2PwrGood);
printf("------------------------------------------- \n");
}
// -----------------------------------------------------------
uhciHubDescriptor * uhciGetHubDescriptor(int ic, unsigned char address, uhciHubDescriptor * d) {
if (address);
printf("Getting hub descriptor for device: %d\n", address);
memset(d, 0, sizeof(uhciDescriptor));
UHCI_QH far * qh;
UHCI_TD far * td;
UHCI_TD far * td1;
UHCI_TD far * td2;
UHCI_TD far * td3;
UHCI_TD far * stop;
unsigned char far * dd;
dd = (unsigned char far*)align_malloc(32, 16);
memset(dd, 0, sizeof(uhciHubDescriptor));
qh = (UHCI_QH far *)align_malloc(32, 16);
td = (UHCI_TD far *)align_malloc(32, 16);
td1 = (UHCI_TD far *)align_malloc(32, 16);
td2 = (UHCI_TD far *)align_malloc(32, 16);
td3 = (UHCI_TD far *)align_malloc(32, 16);
stop = (UHCI_TD far *)align_malloc(32, 16);
_fmemset(qh, 0, sizeof(UHCI_QH));
_fmemset(td, 0, sizeof(UHCI_TD));
_fmemset(td1, 0, sizeof(UHCI_TD));
_fmemset(td2, 0, sizeof(UHCI_TD));
_fmemset(td3, 0, sizeof(UHCI_TD));
_fmemset(stop, 0, sizeof(UHCI_TD));
uhciSetupPacket far * info = (uhciSetupPacket far *)align_malloc(32, 8);
info->requestType = 0xA0;
info->requestID = GET_HUB_DESCRIPTOR;
info->wValue = HUB_CLASS_DESCRIPTOR;
info->wIndex = 0;
info->wLength = 14;
td->link_ptr = (_faddr(td1) & 0xFFFFFFF0) | 0x04;
td->stats = (TRIPLE_ERROR | ACTIVE);
td->info = ((7L << 21) | DATA0 | SETUP | ((address & 0x7F) << 8));
td->buffer = _faddr(info);
td1->link_ptr = (_faddr(td2) & 0xFFFFFFF0) | 0x04;
td1->stats = (TRIPLE_ERROR | ACTIVE);
td1->info = ((7L << 21) | DATA1 | IN | ((address & 0x7F) << 8));
td1->buffer = _faddr(dd);
td2->link_ptr = (_faddr(stop) & 0xFFFFFFF0) | 0x04;
td2->stats = (TRIPLE_ERROR | ACTIVE);
td2->info = ((7L << 21) | DATA0 | IN | ((address & 0x7F) << 8));
td2->buffer = _faddr(dd + 8);
/* td3->link_ptr = (_faddr(stop) & 0xFFFFFFF0) | 0x04;
td3->stats = (TRIPLE_ERROR | ACTIVE);
td3->info = ((1L<<21) | DATA1 | IN | ((address & 0x7F) << 8));
td3->buffer = _faddr(dd+16);
*/
stop->link_ptr = (1L << 2) | 1;
stop->stats = (TRIPLE_ERROR | ACTIVE);
stop->info = ((0x7FFL << 21) | DATA1 | IN | ((address & 0x7F) << 8));
stop->buffer = 0;
qh->horz = 1;
qh->vert = _faddr(td);
unsigned long currentStats = stop->stats;
printf("Last controller status: %.04lX\n", currentStats);
uhciSetFrameListItem(UHCIControllers[ic].pFrameList, 0, qh, 0x02);
uhciResetFrameNumber(ic);
unsigned int controllerStatus = uhciGetStatusRegister(ic);
unsigned int cmdRegister = uhciGetCommandRegister(ic);
int count = 0;
printf("USBSTS:%.02X\n", controllerStatus);
printf("USBCMD:%.02X\n", cmdRegister);
do {
if (!(td->stats & ACTIVE)) {
printf("TD:done\r");
// dumpTD(td);
}
if (!(td1->stats & ACTIVE))
printf("TD1:done\n");
if (!(td2->stats & ACTIVE))
printf("TD2:done\n");
/* if (!(td3->stats & ACTIVE))
printf("TD3:done\n");
*/
if (!(stop->stats & ACTIVE))
printf("STOP:done\n");
unsigned int newStatus = uhciGetStatusRegister(ic);
unsigned int newCmd = uhciGetCommandRegister(ic);
if (controllerStatus != newStatus) {
controllerStatus = newStatus;
printf("USBSTS:%.02X\n", controllerStatus);
}
if (cmdRegister != newCmd) {
cmdRegister = newCmd;
printf("USBCMD:%.02X\n", cmdRegister);
}
// if (controllerStatus & UHCI_ERROR_MASK) {
// printf("USBCMD:%.02X\n",cmdRegister);
// printf("Error in transaction\n");
// return NULL;
// }
if (currentStats != stop->stats) {
currentStats = stop->stats;
printf("Last controller status:%.04lX\n", currentStats);
}
count++;
delay(1);
} while ((currentStats & (1L << 23)) && (count < UHCI_TIMEOUT));
if (count == UHCI_TIMEOUT) {
printf("uhciGetDescriptor: Timeout while getting device descriptor\n");
return NULL;
}
else {
printf("uhciGetHUBDescriptor: Operation complete\n");
}
_fmemcpy(d, dd, sizeof(uhciDescriptor));
printf("Dump: ");
for (int q = 0; q < 14; q++) {
printf("%.02X ", dd[q]);
}
printf("\n");
return d;
}
// -----------------------------------------------------------
uhciHubStatus * uhciGetHubStatus(int ic, unsigned char address, unsigned char port, uhciHubStatus * d) {
if (address);
printf("Getting hub port (%d) status for device: %d\n", port, address);
memset(d, 0, sizeof(uhciHubStatus));
UHCI_QH far * qh;
UHCI_TD far * td;
UHCI_TD far * td1;
UHCI_TD far * stop;
unsigned char far * dd;
dd = (unsigned char far*)align_malloc(32, 16);
memset(dd, 0, sizeof(uhciHubStatus));
qh = (UHCI_QH far *)align_malloc(32, 16);
td = (UHCI_TD far *)align_malloc(32, 16);
td1 = (UHCI_TD far *)align_malloc(32, 16);
stop = (UHCI_TD far *)align_malloc(32, 16);
_fmemset(qh, 0, sizeof(UHCI_QH));
_fmemset(td, 0, sizeof(UHCI_TD));
_fmemset(td1, 0, sizeof(UHCI_TD));
_fmemset(stop, 0, sizeof(UHCI_TD));
uhciSetupPacket far * info = (uhciSetupPacket far *)align_malloc(32, 8);
info->requestType = 0xA3; // device to host other, class
info->requestID = GET_STATUS;
info->wValue = 0;
info->wIndex = port; //+
info->wLength = 4; // word+word //+
td->link_ptr = (_faddr(td1) & 0xFFFFFFF0) | 0x04;
td->stats = (TRIPLE_ERROR | ACTIVE);
td->info = ((7L << 21) | DATA0 | SETUP | ((address & 0x7F) << 8));
td->buffer = _faddr(info);
td1->link_ptr = (_faddr(stop) & 0xFFFFFFF0) | 0x04;
td1->stats = (TRIPLE_ERROR | ACTIVE);
td1->info = ((4L << 21) | DATA1 | IN | ((address & 0x7F) << 8));
td1->buffer = _faddr(dd);
stop->link_ptr = (1L << 2) | 1;
stop->stats = (TRIPLE_ERROR | ACTIVE);
stop->info = ((0x7FFL << 21) | DATA0 | OUT | ((address & 0x7F) << 8));
stop->buffer = 0;
qh->horz = 1;
qh->vert = _faddr(td);
unsigned long currentStats = stop->stats;
printf("Last controller status: %.04lX\n", currentStats);
uhciSetFrameListItem(UHCIControllers[ic].pFrameList, 0, qh, 0x02);
uhciResetFrameNumber(ic);
unsigned int controllerStatus = uhciGetStatusRegister(ic);
unsigned int cmdRegister = uhciGetCommandRegister(ic);
int count = 0;
printf("USBSTS:%.02X\n", controllerStatus);