#include <acess.h>
#include <vfs.h>
#include <drv_pci.h>
+#include <modules.h>
#include "usb.h"
#include "uhci.h"
// === PROTOTYPES ===
int UHCI_Initialise();
void UHCI_Cleanup();
- int UHCI_IOCtl(tVFS_Node *node, int id, void *data);
+tUHCI_TD *UHCI_int_AllocateTD(tUHCI_Controller *Cont);
+void UHCI_int_AppendTD(tUHCI_Controller *Cont, tUHCI_TD *TD);
+void *UHCI_int_SendTransaction(tUHCI_Controller *Cont, int Addr, Uint8 Type, int bTgl, int bIOC, void *Data, size_t Length);
+void *UHCI_DataIN(void *Ptr, int Fcn, int Endpt, int DataTgl, int bIOC, void *Data, size_t Length);
+void *UHCI_DataOUT(void *Ptr, int Fcn, int Endpt, int DataTgl, int bIOC, void *Data, size_t Length);
+void *UHCI_SendSetup(void *Ptr, int Fcn, int Endpt, int DataTgl, int bIOC, void *Data, size_t Length);
int UHCI_Int_InitHost(tUHCI_Controller *Host);
+void UHCI_InterruptHandler(int IRQ, void *Ptr);
// === GLOBALS ===
tUHCI_TD gaUHCI_TDPool[NUM_TDs];
tUHCI_Controller gUHCI_Controllers[MAX_CONTROLLERS];
+tUSBHost gUHCI_HostDef = {
+ .SendIN = UHCI_DataIN,
+ .SendOUT = UHCI_DataOUT,
+ .SendSETUP = UHCI_SendSetup,
+ };
// === CODE ===
/**
Log_Debug("UHCI", "Controller PCI #%i: IO Base = 0x%x, IRQ %i",
id, cinfo->IOBase, cinfo->IRQNum);
+ IRQ_AddHandler(cinfo->IRQNum, UHCI_InterruptHandler, cinfo);
+
// Initialise Host
ret = UHCI_Int_InitHost(&gUHCI_Controllers[i]);
// Detect an error
return ret;
}
+ USB_RegisterHost(&gUHCI_HostDef, cinfo);
+
i ++;
}
if(i == MAX_CONTROLLERS) {
Log_Warning("UHCI", "Over "EXPAND_STR(MAX_CONTROLLERS)" UHCI controllers detected, ignoring rest");
}
- LEAVE('i', i);
- return i;
+ LEAVE('i', MODULE_ERR_OK);
+ return MODULE_ERR_OK;
}
/**
{
}
+tUHCI_TD *UHCI_int_AllocateTD(tUHCI_Controller *Cont)
+{
+ int i;
+ for(i = 0; i < NUM_TDs; i ++)
+ {
+ if(gaUHCI_TDPool[i].Link == 0) {
+ gaUHCI_TDPool[i].Link = 1;
+ return &gaUHCI_TDPool[i];
+ }
+ }
+ return NULL;
+}
+
+void UHCI_int_AppendTD(tUHCI_Controller *Cont, tUHCI_TD *TD)
+{
+ Log_Warning("UHCI", "TODO: Implement AppendTD");
+}
+
/**
* \brief Send a transaction to the USB bus
- * \param ControllerID Controller
- * \param Fcn Function Address
- * \param Endpt Endpoint
+ * \param Cont Controller pointer
+ * \param Addr Function Address * 16 + Endpoint
+ * \param bTgl Data toggle value
*/
-int UHCI_int_SendTransaction(int ControllerID, int Fcn, int Endpt, int DataTgl, Uint8 Type, void *Data, size_t Length)
+void *UHCI_int_SendTransaction(tUHCI_Controller *Cont, int Addr, Uint8 Type, int bTgl, int bIOC, void *Data, size_t Length)
{
- tUHCI_Controller *cont = &gUHCI_Controllers[ControllerID];
tUHCI_TD *td;
- if( Length > 0x400 ) return -1; // Controller allows up to 0x500, but USB doesn't
+ if( Length > 0x400 ) return NULL; // Controller allows up to 0x500, but USB doesn't
- td = UHCI_Int_AllocateTD(cont);
+ td = UHCI_int_AllocateTD(Cont);
- td->Link = 0;
+ td->Link = 1;
td->Control = (Length - 1) & 0x7FF;
td->Token = ((Length - 1) & 0x7FF) << 21;
- td->Token |= (DataTgl & 1) << 19;
- td->Token |= (Endpt & 0xF) << 15;
- td->Token |= (Fcn & 0xFF) << 8;
+ td->Token |= (bTgl & 1) << 19;
+ td->Token |= (Addr & 0xF) << 15;
+ td->Token |= ((Addr/16) & 0xFF) << 8;
td->Token |= Type;
+ // TODO: Ensure 32-bit paddr
if( ((tVAddr)Data & PAGE_SIZE) + Length > PAGE_SIZE ) {
Log_Warning("UHCI", "TODO: Support non single page transfers");
// td->BufferPointer =
- return 1;
+ return NULL;
}
else {
- td->BufferPointer = MM_GetPhysAddr(Data);
+ td->BufferPointer = MM_GetPhysAddr( (tVAddr)Data );
+ }
+
+ if( bIOC ) {
+// td->Control
}
- UHCI_int_AppendTD(td);
+ UHCI_int_AppendTD(Cont, td);
- // Wait until done, then return
- return 0;
+ return td;
}
-int UHCI_DataIN(int ControllerID, int Fcn, int Endpt, int DataTgl, void *Data, size_t Length)
+void *UHCI_DataIN(void *Ptr, int Fcn, int Endpt, int DataTgl, int bIOC, void *Data, size_t Length)
{
- return UHCI_int_SendPacket(ControllerID, Fcn, Endpt, DataTgl, 0x69, Data, Length);
+ return UHCI_int_SendTransaction(Ptr, Fcn*16+Endpt, 0x69, DataTgl, bIOC, Data, Length);
}
-int UHCI_DataOUT(int ControllerID, int Fcn, int Endpt, int DataTgl, void *Data, size_t Length)
+void *UHCI_DataOUT(void *Ptr, int Fcn, int Endpt, int DataTgl, int bIOC, void *Data, size_t Length)
{
- return UHCI_int_SendPacket(ControllerID, Fcn, Endpt, DataTgl, 0xE1, Data, Length);
+ return UHCI_int_SendTransaction(Ptr, Fcn*16+Endpt, 0xE1, DataTgl, bIOC, Data, Length);
}
-int UHCI_SendSetup(int ControllerID, int Fcn, int Endpt, int DataTgl, void *Data, size_t Length)
+void *UHCI_SendSetup(void *Ptr, int Fcn, int Endpt, int DataTgl, int bIOC, void *Data, size_t Length)
{
- return UHCI_int_SendPacket(ControllerID, Fcn, Endpt, DataTgl, 0x2D, Data, Length);
+ return UHCI_int_SendTransaction(Ptr, Fcn*16+Endpt, 0x2D, DataTgl, bIOC, Data, Length);
}
// === INTERNAL FUNCTIONS ===
int UHCI_Int_InitHost(tUHCI_Controller *Host)
{
ENTER("pHost", Host);
-
+
outw( Host->IOBase + USBCMD, 4 ); // GRESET
+ Time_Delay(10);
// TODO: Wait for at least 10ms
outw( Host->IOBase + USBCMD, 0 ); // GRESET
// Set frame length to 1 ms
outb( Host->IOBase + SOFMOD, 64 );
- // Set Frame List Address
+ // Set Frame List
outd( Host->IOBase + FLBASEADD, Host->PhysFrameList );
-
- // Set Frame Number
outw( Host->IOBase + FRNUM, 0 );
// Enable Interrupts
- //PCI_WriteWord( Host->PciId, 0xC0, 0x2000 );
-
+ outw( Host->IOBase + USBINTR, 0x000F );
+ PCI_ConfigWrite( Host->PciId, 0xC0, 2, 0x2000 );
+
+ outw( Host->IOBase + USBCMD, 0x0001 );
+
LEAVE('i', 0);
return 0;
}
+
+void UHCI_CheckPortUpdate(tUHCI_Controller *Host)
+{
+ // Enable ports
+ for( int i = 0; i < 2; i ++ )
+ {
+ int port = Host->IOBase + PORTSC1 + i*2;
+ // Check for port change
+ if( !(inw(port) & 0x0002) ) continue;
+ outw(port, 0x0002);
+
+ // Check if the port is connected
+ if( !(inw(port) & 1) )
+ {
+ // TODO: Tell the USB code it's gone?
+ continue;
+ }
+ else
+ {
+ LOG("Port %i has something", i);
+ // Reset port (set bit 9)
+ outw( port, 0x0100 );
+ Time_Delay(50); // 50ms delay
+ outw( port, inw(port) & ~0x0100 );
+ // Enable port
+ Time_Delay(50); // 50ms delay
+ outw( port, inw(port) & 0x0004 );
+ }
+ }
+}
+
+void UHCI_InterruptHandler(int IRQ, void *Ptr)
+{
+ Log_Debug("UHCI", "UHIC Interrupt");
+}
git.ucc.asn.au / tpg / acess2.git / blobdiff
UCC git Repository :: git.ucc.asn.au