/
hubss_class.c
1360 lines (1159 loc) · 61 KB
/
hubss_class.c
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/*
Copyright © 2014, The AROS Development Team. All rights reserved.
$Id$
Desc: SuperSpeed USB3.0 hub for Poseidon (based upon hub.class.c by Chris Hodges <chrisly@platon42.de>)
Lang: english
*/
#ifdef DEBUG
#undef DEBUG
#endif
#define DEBUG 1
#include <aros/debug.h>
#include <proto/poseidon.h>
#include <proto/arossupport.h>
#include <devices/usb.h>
#include <devices/usb_hub.h>
#include <devices/usbhardware.h>
#include <libraries/usbclass.h>
#include "hubss_class.h"
#include LC_LIBDEFS_FILE
struct NepClassHub * GM_UNIQUENAME(usbAttemptDeviceBinding)(struct NepHubBase *nh, struct PsdDevice *pd);
struct NepClassHub * GM_UNIQUENAME(usbForceDeviceBinding)(struct NepHubBase * nh, struct PsdDevice *pd);
void GM_UNIQUENAME(usbReleaseDeviceBinding)(struct NepHubBase *nh, struct NepClassHub *nch);
struct NepClassHub * GM_UNIQUENAME(nAllocHub)(void);
void GM_UNIQUENAME(nFreeHub)(struct NepClassHub *nch);
struct PsdDevice * GM_UNIQUENAME(nConfigurePort)(struct NepClassHub *nch, UWORD port);
LONG GM_UNIQUENAME(nClearPortStatus)(struct NepClassHub *nch, UWORD port);
BOOL GM_UNIQUENAME(nHubSuspendDevice)(struct NepClassHub *nch, struct PsdDevice *pd);
BOOL GM_UNIQUENAME(nHubResumeDevice)(struct NepClassHub *nch, struct PsdDevice *pd);
void GM_UNIQUENAME(nHandleHubMethod)(struct NepClassHub *nch, struct NepHubMsg *nhm);
AROS_UFP0(void, GM_UNIQUENAME(nHubssTask));
/* /// "Lib Stuff" */
static const STRPTR libname = MOD_NAME_STRING;
static int GM_UNIQUENAME(libInit)(LIBBASETYPEPTR nh) {
NEWLIST(&nh->nh_Bindings);
InitSemaphore(&nh->nh_Adr0Sema);
return TRUE;
}
ADD2INITLIB(GM_UNIQUENAME(libInit), 0)
/* \\\ */
/*
* ***********************************************************************
* * Library functions *
* ***********************************************************************
*/
/* /// "usbAttemptDeviceBinding()" */
struct NepClassHub * GM_UNIQUENAME(usbAttemptDeviceBinding)(struct NepHubBase *nh, struct PsdDevice *pd) {
struct Library *ps;
IPTR devclass;
IPTR issuperspeed = 0;
//KPRINTF(0, ("usbAttemptDeviceBinding(%p)\n", pd));
if((ps = OpenLibrary("poseidon.library", 4))) {
psdGetAttrs(PGA_DEVICE, pd, DA_Class, &devclass, DA_IsSuperspeed, &issuperspeed, TAG_DONE);
CloseLibrary(ps);
if((devclass == HUB_CLASSCODE) && (issuperspeed)) {
return(GM_UNIQUENAME(usbForceDeviceBinding)(nh, pd));
}
}
return(NULL);
}
/* /// "usbForceDeviceBinding()" */
struct NepClassHub * GM_UNIQUENAME(usbForceDeviceBinding)(struct NepHubBase * nh, struct PsdDevice *pd) {
struct Library *ps;
struct NepClassHub *nch;
STRPTR devname;
char buf[64];
struct Task *tmptask;
//KPRINTF(0, ("usbForceDeviceBinding(%p)\n", pd));
if((ps = OpenLibrary("poseidon.library", 4))) {
psdGetAttrs(PGA_DEVICE, pd, DA_ProductName, &devname, TAG_DONE);
if((nch = psdAllocVec(sizeof(struct NepClassHub)))) {
nch->nch_HubBase = nh;
nch->nch_Device = pd;
psdSafeRawDoFmt(buf, 64, "hubss.class<%p>", nch);
nch->nch_ReadySignal = SIGB_SINGLE;
nch->nch_ReadySigTask = FindTask(NULL);
SetSignal(0, SIGF_SINGLE);
if((tmptask = psdSpawnSubTask(buf, GM_UNIQUENAME(nHubssTask), nch))) {
psdBorrowLocksWait(tmptask, 1UL<<nch->nch_ReadySignal);
if(nch->nch_Task) {
nch->nch_ReadySigTask = NULL;
//FreeSignal(nch->nch_ReadySignal);
psdAddErrorMsg(RETURN_OK, (STRPTR) libname, "I'm in love with superspeed hub '%s'.", devname);
Forbid();
AddTail(&nh->nh_Bindings, &nch->nch_Node);
Permit();
CloseLibrary(ps);
return(nch);
}
}
nch->nch_ReadySigTask = NULL;
//FreeSignal(nch->nch_ReadySignal);
psdFreeVec(nch);
}
CloseLibrary(ps);
}
return(NULL);
}
/* /// "usbReleaseDeviceBinding()" */
void GM_UNIQUENAME(usbReleaseDeviceBinding)(struct NepHubBase *nh, struct NepClassHub *nch) {
struct Library *ps;
STRPTR devname;
KPRINTF(1, ("nepHubReleaseDeviceBinding(%p)\n", nch));
if((ps = OpenLibrary("poseidon.library", 4))) {
Forbid();
nch->nch_ReadySignal = SIGB_SINGLE;
nch->nch_ReadySigTask = FindTask(NULL);
if(nch->nch_Task) {
KPRINTF(1, ("Sending Break\n"));
Signal(nch->nch_Task, SIGBREAKF_CTRL_C);
}
Permit();
while(nch->nch_Task) {
psdBorrowLocksWait(nch->nch_Task, 1UL<<nch->nch_ReadySignal);
}
KPRINTF(1, ("Task gone\n"));
//FreeSignal(nch->nch_ReadySignal);
psdGetAttrs(PGA_DEVICE, nch->nch_Device, DA_ProductName, &devname, TAG_END);
psdAddErrorMsg(RETURN_OK, (STRPTR) libname, "Time to get rid of '%s'!", devname);
Forbid();
Remove(&nch->nch_Node);
Permit();
psdFreeVec(nch);
CloseLibrary(ps);
}
}
/* /// "usbGetAttrsA()" */
AROS_LH3(LONG, usbGetAttrsA, AROS_LHA(ULONG, type, D0), AROS_LHA(APTR, usbstruct, A0), AROS_LHA(struct TagItem *, taglist, A1), LIBBASETYPEPTR, nh, 5, hub) {
AROS_LIBFUNC_INIT
struct TagItem *ti;
LONG count = 0;
KPRINTF(1, ("nepHubGetAttrsA(%ld, %p, %p)\n", type, usbstruct, taglist));
switch(type) {
case UGA_CLASS:
while((ti = LibNextTagItem(&taglist)) != NULL) {
switch (ti->ti_Tag) {
case UCCA_Priority:
*((SIPTR *) ti->ti_Data) = 0;
count++;
break;
case UCCA_Description:
*((STRPTR *) ti->ti_Data) = "Root/external superspeed hub base class";
count++;
break;
case UCCA_HasClassCfgGUI:
*((IPTR *) ti->ti_Data) = FALSE;
count++;
break;
case UCCA_HasBindingCfgGUI:
*((IPTR *) ti->ti_Data) = FALSE;
count++;
break;
case UCCA_AfterDOSRestart:
*((IPTR *) ti->ti_Data) = FALSE;
count++;
break;
case UCCA_UsingDefaultCfg:
*((IPTR *) ti->ti_Data) = TRUE;
count++;
break;
case UCCA_SupportsSuspend:
*((IPTR *) ti->ti_Data) = TRUE;
count++;
break;
} /* switch (ti->ti_Tag) */
}; /* while((ti = LibNextTagItem(&taglist)) != NULL) */
break;
case UGA_BINDING:
if((ti = LibFindTagItem(UCBA_UsingDefaultCfg, taglist))) {
*((IPTR *) ti->ti_Data) = TRUE;
count++;
}
break;
}
return(count);
AROS_LIBFUNC_EXIT
}
/* /// "usbSetAttrsA()" */
AROS_LH3(LONG, usbSetAttrsA, AROS_LHA(ULONG, type, D0), AROS_LHA(APTR, usbstruct, A0), AROS_LHA(struct TagItem *, tags, A1), LIBBASETYPEPTR, nh, 6, hub) {
AROS_LIBFUNC_INIT
return(0);
AROS_LIBFUNC_EXIT
}
/* /// "usbDoMethodA()" */
AROS_LH2(IPTR, usbDoMethodA, AROS_LHA(ULONG, methodid, D0), AROS_LHA(IPTR *, methoddata, A1), LIBBASETYPEPTR, nh, 7, hub) {
AROS_LIBFUNC_INIT
struct NepClassHub *nch;
KPRINTF(1, ("Do Method %ld\n", methodid));
switch(methodid) {
case UCM_AttemptDeviceBinding:
return((IPTR) GM_UNIQUENAME(usbAttemptDeviceBinding)(nh, (struct PsdDevice *) methoddata[0]));
case UCM_ForceDeviceBinding:
return((IPTR) GM_UNIQUENAME(usbForceDeviceBinding)(nh, (struct PsdDevice *) methoddata[0]));
case UCM_ReleaseDeviceBinding:
GM_UNIQUENAME(usbReleaseDeviceBinding)(nh, (struct NepClassHub *) methoddata[0]);
return(TRUE);
case UCM_HubPowerCyclePort:
case UCM_HubDisablePort: {
struct PsdDevice *pd = (struct PsdDevice *) methoddata[0];
ULONG port = (ULONG) methoddata[1];
if(!(pd && port)) {
KPRINTF(20, ("HubPowerCycle/DisablePort Params Null!\n"));
return(FALSE);
}
Forbid();
nch = (struct NepClassHub *) nh->nh_Bindings.lh_Head;
while(nch->nch_Node.ln_Succ) {
if(nch->nch_Device == pd) {
KPRINTF(20, ("HubPowerCycle/DisablePort Dev found (port %ld)!\n", port));
if(port <= nch->nch_NumPorts) {
nch->nch_DisablePort |= 1UL<<port;
if(methodid == UCM_HubPowerCyclePort) {
nch->nch_PowerCycle |= 1UL<<port;
}
if(nch->nch_Task) {
Signal(nch->nch_Task, (1L<<nch->nch_TaskMsgPort->mp_SigBit));
}
Permit();
return(TRUE);
}
break;
}
nch = (struct NepClassHub *) nch->nch_Node.ln_Succ;
}
Permit();
return(FALSE);
} /* case UCM_HubDisablePort */
case UCM_HubClassScan: {
nch = (struct NepClassHub *) methoddata[0];
Forbid();
nch->nch_ClassScan = TRUE;
if(nch->nch_Task) {
Signal(nch->nch_Task, (1L<<nch->nch_TaskMsgPort->mp_SigBit));
}
Permit();
return(TRUE);
} /* case UCM_HubClassScan */
case UCM_AttemptSuspendDevice:
case UCM_AttemptResumeDevice:
case UCM_HubClaimAppBinding:
case UCM_HubReleaseIfBinding:
case UCM_HubReleaseDevBinding:
case UCM_HubSuspendDevice:
case UCM_HubResumeDevice: {
struct NepHubMsg nhm;
struct Library *ps;
nch = (struct NepClassHub *) methoddata[0];
nhm.nhm_Result = (IPTR) NULL;
nhm.nhm_MethodID = methodid;
nhm.nhm_Params = methoddata;
if((ps = OpenLibrary("poseidon.library", 4))) {
if(nch->nch_Task == FindTask(NULL)) {
// if we would send the message to ourself, we would deadlock, so handle this directly
GM_UNIQUENAME(nHandleHubMethod)(nch, &nhm);
} else {
nhm.nhm_Msg.mn_ReplyPort = CreateMsgPort();
nhm.nhm_Msg.mn_Length = sizeof(struct NepHubMsg);
Forbid();
if(nch->nch_Task && nhm.nhm_Msg.mn_ReplyPort) {
PutMsg(nch->nch_CtrlMsgPort, &nhm.nhm_Msg);
Permit();
while(!GetMsg(nhm.nhm_Msg.mn_ReplyPort)) {
psdBorrowLocksWait(nch->nch_Task, 1UL<<nhm.nhm_Msg.mn_ReplyPort->mp_SigBit);
}
} else {
Permit();
}
DeleteMsgPort(nhm.nhm_Msg.mn_ReplyPort);
}
CloseLibrary(ps);
}
return(nhm.nhm_Result);
}/* case UCM_HubResumeDevice */
default:
break;
}
return(0);
AROS_LIBFUNC_EXIT
}
#undef ps
#define ps nch->nch_Base
/* /// "nHubssTask()" */
AROS_UFH0(void, GM_UNIQUENAME(nHubssTask)) {
AROS_USERFUNC_INIT
struct NepClassHub *nch;
struct PsdPipe *pp;
ULONG sigmask;
ULONG sigs;
UWORD num;
LONG ioerr;
struct UsbPortStatus uhps;
struct UsbHubStatus uhhs;
ULONG count;
struct PsdDevice *pd;
STRPTR devname;
struct NepHubMsg *nhm;
if((nch = GM_UNIQUENAME(nAllocHub)())) {
Forbid();
if(nch->nch_ReadySigTask) {
Signal(nch->nch_ReadySigTask, 1L<<nch->nch_ReadySignal);
}
Permit();
count = 0;
for(num = 1; num <= nch->nch_NumPorts; num++) {
if(((nch->nch_Downstream)[num-1] = pd = GM_UNIQUENAME(nConfigurePort)(nch, num))) {
psdGetAttrs(PGA_DEVICE, pd, DA_ProductName, &devname, TAG_END);
psdAddErrorMsg(RETURN_OK, (STRPTR) libname,
"Detected device '%s' at port %ld. I like it.",
devname, num);
count++;
}
}
if(count) {
psdAddErrorMsg(RETURN_OK, (STRPTR) libname,
"Hub has added %ld device(s). That'll be fun!",
count);
}
// do a class scan
for(num = 1; num <= nch->nch_NumPorts; num++) {
if((pd = (nch->nch_Downstream)[num-1])) {
psdHubClassScan(pd);
}
}
sigmask = (1L<<nch->nch_TaskMsgPort->mp_SigBit)|(1L<<nch->nch_CtrlMsgPort->mp_SigBit)|SIGBREAKF_CTRL_C;
nch->nch_Running = TRUE;
nch->nch_IOStarted = FALSE;
do {
if(nch->nch_Running && (!nch->nch_IOStarted)) {
psdSendPipe(nch->nch_EP1Pipe, nch->nch_PortChanges, (nch->nch_NumPorts+8)>>3);
nch->nch_IOStarted = TRUE;
}
sigs = Wait(sigmask);
while((nhm = (struct NepHubMsg *) GetMsg(nch->nch_CtrlMsgPort))) {
GM_UNIQUENAME(nHandleHubMethod)(nch, nhm);
ReplyMsg((struct Message *) nhm);
}
if(nch->nch_DisablePort) {
for(num = 1; num <= nch->nch_NumPorts; num++) {
if((nch->nch_DisablePort) & (1L<<num)) {
nch->nch_DisablePort &= ~(1L<<num);
/* Remove device */
if((pd = (nch->nch_Downstream)[num-1])) {
psdSetAttrs(PGA_DEVICE, pd, DA_IsConnected, FALSE, TAG_END);
psdGetAttrs(PGA_DEVICE, pd, DA_ProductName, &devname, TAG_END);
psdAddErrorMsg(RETURN_OK, (STRPTR) libname,
"Zapping device '%s' at port %ld!",
devname, num);
psdFreeDevice(pd);
psdSendEvent(EHMB_REMDEVICE, pd, NULL);
(nch->nch_Downstream)[num-1] = NULL;
pd = NULL;
/* disable port */
psdPipeSetup(nch->nch_EP0Pipe, URTF_CLASS|URTF_OTHER,
USR_CLEAR_FEATURE, UFS_PORT_ENABLE, (ULONG) num);
ioerr = psdDoPipe(nch->nch_EP0Pipe, NULL, 0);
if(ioerr) {
psdAddErrorMsg(RETURN_WARN, (STRPTR) libname,
"CLEAR_PORT_ENABLE failed: %s (%ld)",
psdNumToStr(NTS_IOERR, ioerr, "unknown"), ioerr);
KPRINTF(1, ("CLEAR_PORT_ENABLE failed %ld.\n", ioerr));
}
}
if(nch->nch_PowerCycle & (1<<num)) {
KPRINTF(2, ("Powercycle request for port %lu\n", num));
nch->nch_PowerCycle &= ~(1L<<num);
/* Wait for device to settle */
psdDelayMS(250);
if(((nch->nch_Downstream)[num-1] = pd = GM_UNIQUENAME(nConfigurePort)(nch, num))) {
psdGetAttrs(PGA_DEVICE, pd, DA_ProductName, &devname, TAG_END);
psdAddErrorMsg(RETURN_OK, (STRPTR) libname,
"Device '%s' returned. Happy happy joy joy.",
devname);
psdHubClassScan(pd);
}
}
}
}
}
if(nch->nch_ClassScan) {
nch->nch_ClassScan = FALSE;
for(num = 1; num <= nch->nch_NumPorts; num++)
{
if((pd = (nch->nch_Downstream)[num-1]))
{
psdGetAttrs(PGA_DEVICE, pd, DA_ProductName, &devname, TAG_END);
psdHubClassScan(pd);
}
}
}
while((pp = (struct PsdPipe *) GetMsg(nch->nch_TaskMsgPort))) {
if(pp == nch->nch_EP1Pipe) {
nch->nch_IOStarted = FALSE;
ioerr = psdGetPipeError(nch->nch_EP1Pipe);
if(ioerr == UHIOERR_TIMEOUT) {
psdAddErrorMsg(RETURN_WARN, (STRPTR) libname,
"Hub involuntarily gone! Disconnecting...");
psdSetAttrs(PGA_DEVICE, nch->nch_Device,
DA_IsConnected, FALSE,
TAG_END);
nch->nch_PortChanges[0] = 0xff;
nch->nch_PortChanges[1] = 0xff;
nch->nch_PortChanges[2] = 0xff;
nch->nch_PortChanges[3] = 0xff;
sigs |= SIGBREAKF_CTRL_C;
}
if((!ioerr) || (ioerr == UHIOERR_TIMEOUT)) {
KPRINTF(2, ("Port changed at %p, Numports=%ld!\n", nch->nch_PortChanges[0], nch->nch_NumPorts));
if(nch->nch_PortChanges[0] & 1) {
psdPipeSetup(nch->nch_EP0Pipe, URTF_IN|URTF_CLASS|URTF_DEVICE,
USR_GET_STATUS, 0, 0);
ioerr = psdDoPipe(nch->nch_EP0Pipe, &uhhs, sizeof(struct UsbHubStatus));
uhhs.wHubStatus = AROS_WORD2LE(uhhs.wHubStatus);
uhhs.wHubChange = AROS_WORD2LE(uhhs.wHubChange);
if(!ioerr)
{
if(uhhs.wHubStatus & UHSF_OVER_CURRENT)
{
psdAddErrorMsg(RETURN_WARN, (STRPTR) libname,
"Hub over-current situation detected! Unpowering ALL ports!");
for(num = 1; num <= nch->nch_NumPorts; num++)
{
psdPipeSetup(nch->nch_EP0Pipe, URTF_CLASS|URTF_OTHER,
USR_CLEAR_FEATURE, UFS_PORT_POWER, (ULONG) num);
ioerr = psdDoPipe(nch->nch_EP0Pipe, NULL, 0);
if(ioerr)
{
psdAddErrorMsg(RETURN_WARN, (STRPTR) libname,
"PORT_POWER for port %ld failed: %s (%ld)",
num, psdNumToStr(NTS_IOERR, ioerr, "unknown"), ioerr);
KPRINTF(1, ("PORT_POWER for port %ld failed %ld!\n", num, ioerr));
}
psdPipeSetup(nch->nch_EP0Pipe, URTF_CLASS|URTF_OTHER,
USR_CLEAR_FEATURE, UFS_C_PORT_OVER_CURRENT, (ULONG) num);
psdDoPipe(nch->nch_EP0Pipe, NULL, 0);
}
psdPipeSetup(nch->nch_EP0Pipe, URTF_CLASS|URTF_DEVICE,
USR_CLEAR_FEATURE, UFS_C_HUB_OVER_CURRENT, 0);
psdDoPipe(nch->nch_EP0Pipe, NULL, 0);
}
if(uhhs.wHubChange & UHSF_LOCAL_POWER_LOST)
{
struct PsdConfig *pc = NULL;
struct PsdHardware *phw = NULL;
psdGetAttrs(PGA_DEVICE, nch->nch_Device,
DA_Config, &pc,
DA_Hardware, &phw,
TAG_END);
if(uhhs.wHubStatus & UHSF_LOCAL_POWER_LOST)
{
psdAddErrorMsg(RETURN_WARN, (STRPTR) libname,
"Hub is no longer self-powered! Low power conditions may occur.");
if(pc && phw)
{
psdSetAttrs(PGA_CONFIG, pc, CA_SelfPowered, FALSE, TAG_END);
psdCalculatePower(phw);
}
} else {
psdAddErrorMsg(RETURN_OK, (STRPTR) libname,
"Hub is now self-powered! Yay!");
if(pc && phw)
{
psdSetAttrs(PGA_CONFIG, pc, CA_SelfPowered, TRUE, TAG_END);
psdCalculatePower(phw);
}
}
psdPipeSetup(nch->nch_EP0Pipe, URTF_CLASS|URTF_DEVICE,
USR_CLEAR_FEATURE, UFS_C_HUB_LOCAL_POWER, 0);
psdDoPipe(nch->nch_EP0Pipe, NULL, 0);
}
}
}
for(num = 1; num <= nch->nch_NumPorts; num++)
{
if(nch->nch_PortChanges[num>>3] & (1L<<(num & 7)))
{
psdPipeSetup(nch->nch_EP0Pipe, URTF_IN|URTF_CLASS|URTF_OTHER,
USR_GET_STATUS, 0, (ULONG) num);
ioerr = psdDoPipe(nch->nch_EP0Pipe, &uhps, sizeof(struct UsbPortStatus));
uhps.wPortStatus = AROS_WORD2LE(uhps.wPortStatus);
uhps.wPortChange = AROS_WORD2LE(uhps.wPortChange);
if(ioerr == UHIOERR_TIMEOUT)
{
uhps.wPortStatus = 0;
uhps.wPortChange = 0xffff;
ioerr = 0;
} else {
GM_UNIQUENAME(nClearPortStatus)(nch, num);
}
if(!ioerr)
{
pd = (nch->nch_Downstream)[num-1];
if(uhps.wPortStatus & UPSF_PORT_OVER_CURRENT)
{
if(pd)
{
psdGetAttrs(PGA_DEVICE, pd, DA_ProductName, &devname, TAG_END);
} else {
devname = "a ghost";
}
psdAddErrorMsg(RETURN_WARN, (STRPTR) libname,
"Over-current situation detected with %s at port %ld! Unpowering port!",
devname, num);
psdPipeSetup(nch->nch_EP0Pipe, URTF_CLASS|URTF_OTHER,
USR_CLEAR_FEATURE, UFS_PORT_POWER, (ULONG) num);
ioerr = psdDoPipe(nch->nch_EP0Pipe, NULL, 0);
if(ioerr)
{
psdAddErrorMsg(RETURN_WARN, (STRPTR) libname,
"PORT_POWER for port %ld failed: %s (%ld)",
num, psdNumToStr(NTS_IOERR, ioerr, "unknown"), ioerr);
KPRINTF(1, ("PORT_POWER for port %ld failed %ld!\n", num, ioerr));
}
psdPipeSetup(nch->nch_EP0Pipe, URTF_CLASS|URTF_OTHER,
USR_CLEAR_FEATURE, UFS_C_PORT_OVER_CURRENT, (ULONG) num);
psdDoPipe(nch->nch_EP0Pipe, NULL, 0);
}
if(uhps.wPortChange & UPSF_PORT_SUSPEND)
{
if((!(uhps.wPortStatus & UPSF_PORT_SUSPEND)) && pd)
{
IPTR oldsusp = 0;
psdGetAttrs(PGA_DEVICE, pd, DA_IsSuspended, &oldsusp, TAG_END);
psdSetAttrs(PGA_DEVICE, pd, DA_IsSuspended, FALSE, TAG_END);
psdGetAttrs(PGA_DEVICE, pd, DA_ProductName, &devname, TAG_END);
if(oldsusp)
{
psdAddErrorMsg(RETURN_OK, (STRPTR) libname,
"Device '%s' at port %ld resumed from remote!",
devname, num);
psdSendEvent(EHMB_DEVRESUMED, pd, NULL);
psdResumeBindings(pd);
}
}
else if((uhps.wPortStatus & UPSF_PORT_SUSPEND) && pd)
{
psdSetAttrs(PGA_DEVICE, pd, DA_IsSuspended, FALSE, TAG_END);
psdGetAttrs(PGA_DEVICE, pd, DA_ProductName, &devname, TAG_END);
psdAddErrorMsg(RETURN_OK, (STRPTR) libname,
"Device '%s' at port %ld suspended!",
devname, num);
} else {
psdAddErrorMsg(RETURN_WARN, (STRPTR) libname,
"Bogus suspend/resume change on port %ld.",
num);
}
}
if(uhps.wPortChange & UPSF_PORT_CONNECTION)
{
/* Remove device */
if((!(uhps.wPortStatus & UPSF_PORT_CONNECTION)) && pd)
{
psdSetAttrs(PGA_DEVICE, pd, DA_IsConnected, FALSE, TAG_END);
psdGetAttrs(PGA_DEVICE, pd, DA_ProductName, &devname, TAG_END);
psdAddErrorMsg(RETURN_OK, (STRPTR) libname,
"Device '%s' at port %ld is gone!",
devname, num);
psdFreeDevice(pd);
psdSendEvent(EHMB_REMDEVICE, pd, NULL);
(nch->nch_Downstream)[num-1] = NULL;
pd = NULL;
}
/* add new device */
if((uhps.wPortStatus & UPSF_PORT_CONNECTION) && (!pd))
{
/* Wait for device to settle */
psdDelayMS(100);
if(((nch->nch_Downstream)[num-1] = pd = GM_UNIQUENAME(nConfigurePort)(nch, num)))
{
psdGetAttrs(PGA_DEVICE, pd, DA_ProductName, &devname, TAG_END);
psdAddErrorMsg(RETURN_OK, (STRPTR) libname,
"New device '%s' at port %ld. Very nice.",
devname, num);
psdClassScan();
}
}
}
}
}
}
/* Bail out on time out. */
if(nch->nch_PortChanges[0] == 0xff)
{
break;
}
psdDelayMS(50);
} else {
if(ioerr != IOERR_ABORTED)
{
psdAddErrorMsg(RETURN_WARN, (STRPTR) libname,
"Something weird happened to the status packet, it failed: %s (%ld)",
psdNumToStr(NTS_IOERR, ioerr, "unknown"), ioerr);
psdDelayMS(200);
}
}
break;
} else {
KPRINTF(20, ("Bogus message received!\n"));
}
}
} while(!(sigs & SIGBREAKF_CTRL_C));
KPRINTF(20, ("Going down the river!\n"));
if(nch->nch_IOStarted)
{
psdAbortPipe(nch->nch_EP1Pipe);
psdWaitPipe(nch->nch_EP1Pipe);
}
psdAddErrorMsg(RETURN_OK, (STRPTR) libname, "Oh no! I've been shot! Arrggghh...");
GM_UNIQUENAME(nFreeHub)(nch);
}
AROS_USERFUNC_EXIT
}
/* /// "nAllocHub()" */
struct NepClassHub * GM_UNIQUENAME(nAllocHub)(void) {
struct UsbSSHubDesc *usshd;
//struct UsbStdBOSDesc *usbosd;
struct Task *thistask;
struct NepClassHub *nch;
struct UsbHubStatus uhhs;
APTR parenthub;
LONG ioerr;
ULONG len;
UWORD num;
UBYTE buf[2];
IPTR issuperspeed = 0;
IPTR prodid;
IPTR vendid;
BOOL overcurrent = FALSE;
thistask = FindTask(NULL);
nch = thistask->tc_UserData;
do {
if(!(nch->nch_Base = OpenLibrary("poseidon.library", 4))) {
Alert(AG_OpenLib);
break;
}
psdGetAttrs(PGA_DEVICE, nch->nch_Device,
DA_Hardware, &nch->nch_Hardware,
DA_IsSuperspeed, &issuperspeed,
DA_ProductID, &prodid,
DA_VendorID, &vendid,
DA_HubDevice, &parenthub,
TAG_END);
nch->nch_IsRootHub = (parenthub ? FALSE : TRUE);
nch->nch_IsUSB30 = issuperspeed;
if(!nch->nch_Interface) {
nch->nch_Interface = psdFindInterface(nch->nch_Device, NULL, IFA_Class, HUB_CLASSCODE, TAG_END);
}
if(!nch->nch_Interface) {
KPRINTF(1, ("Ooops!?! No interfaces defined?\n"));
break;
}
nch->nch_EP1 = psdFindEndpoint(nch->nch_Interface, NULL, EA_IsIn, TRUE, EA_TransferType, USEAF_INTERRUPT, TAG_END);
if(!nch->nch_EP1) {
psdAddErrorMsg(RETURN_FAIL, (STRPTR) libname, "Ooops!?! No endpoints defined?");
KPRINTF(1, ("Ooops!?! No Endpoints defined?\n"));
break;
}
/*
Device descriptor tree:
Device descriptor
Config descriptor
...String descriptor
BOS descriptor
...SS capability descriptor
......USB2.0 LPM descriptor
Interface descriptor
Endpoint descriptor 0
...Endpoint descriptor 1
......Endpoint descriptor n
USB 3.0 enumeration:
Set address
Get device descriptor
Get BOS descriptor
Get config descriptor
.
.
.
see: http://youtu.be/5ChWxMLKzOs
*/
if((nch->nch_CtrlMsgPort = CreateMsgPort())) {
if((nch->nch_TaskMsgPort = CreateMsgPort())) {
if((nch->nch_EP0Pipe = psdAllocPipe(nch->nch_Device, nch->nch_TaskMsgPort, NULL))) {
psdSetAttrs(PGA_PIPE, nch->nch_EP0Pipe, PPA_NakTimeout, TRUE, PPA_NakTimeoutTime, 1000, TAG_END);
psdSetAltInterface(nch->nch_EP0Pipe, nch->nch_Interface);
if((nch->nch_EP1Pipe = psdAllocPipe(nch->nch_Device, nch->nch_TaskMsgPort, nch->nch_EP1))) {
psdSetAttrs(PGA_PIPE, nch->nch_EP1Pipe, PPA_AllowRuntPackets, TRUE, TAG_END);
psdPipeSetup(nch->nch_EP0Pipe, URTF_IN|URTF_CLASS|URTF_DEVICE, USR_GET_DESCRIPTOR, UDT_SSHUB<<8, 0);
ioerr = psdDoPipe(nch->nch_EP0Pipe, &buf, 2);
if(buf[1] == UDT_SSHUB) {
if((!ioerr) || (ioerr == UHIOERR_OVERFLOW)) {
len = buf[0];
if((usshd = psdAllocVec(len))) {
ioerr = psdDoPipe(nch->nch_EP0Pipe, usshd, len);
if(!ioerr) {
nch->nch_NumPorts = (UWORD)usshd->bNbrPorts;
nch->nch_HubAttr = (UWORD)AROS_WORD2LE(usshd->wHubCharacteristics);
nch->nch_PwrGoodTime = (UWORD)usshd->bPwrOn2PwrGood<<1;
nch->nch_HubCurrent = (UWORD)usshd->bHubContrCurrent;
nch->nch_HubHdrDecLat = (UWORD)usshd->bHubHdrDecLat;
nch->nch_HubDelay = (UWORD)usshd->wHubDelay;
nch->nch_Removable = (UWORD)usshd->DeviceRemovable;
if(nch->nch_HubAttr & UHCM_THINK_TIME) {
psdSetAttrs(PGA_DEVICE, nch->nch_Device, DA_HubThinkTime, (nch->nch_HubAttr & UHCM_THINK_TIME)>>UHCS_THINK_TIME, TAG_END);
}
KPRINTF(2, ("Parsed SSHub descriptor\n"
" nch_NumPorts = %d\n"
" nch_HubAttr = 0x%04x\n"
" nch_PwrGoodTime = %d\n"
" nch_HubCurrent = %d\n"
" nch_HubHdrDecLat = %d\n"
" nch_HubDelay = %d\n"
" nch_Removable = 0x%04x\n\n",
(ULONG)nch->nch_NumPorts,
(ULONG)nch->nch_HubAttr,
(ULONG)nch->nch_PwrGoodTime,
(ULONG)nch->nch_HubCurrent,
(ULONG)nch->nch_HubHdrDecLat,
(ULONG)nch->nch_HubDelay,
(ULONG)nch->nch_Removable));
psdFreeVec(usshd);
psdPipeSetup(nch->nch_EP0Pipe, URTF_IN|URTF_CLASS|URTF_DEVICE, USR_GET_STATUS, 0, 0);
ioerr = psdDoPipe(nch->nch_EP0Pipe, &uhhs, sizeof(struct UsbHubStatus));
uhhs.wHubStatus = AROS_WORD2LE(uhhs.wHubStatus);
uhhs.wHubChange = AROS_WORD2LE(uhhs.wHubChange);
if(!ioerr)
{
struct PsdConfig *pc = NULL;
struct PsdHardware *phw = NULL;
if(uhhs.wHubStatus & UHSF_OVER_CURRENT)
{
psdAddErrorMsg(RETURN_WARN, (STRPTR) libname,
"Hub over-current situation detected! Resolve this first!");
//overcurrent = TRUE;
}
psdGetAttrs(PGA_DEVICE, nch->nch_Device,
DA_Config, &pc,
DA_Hardware, &phw,
TAG_END);
if(uhhs.wHubStatus & UHSF_LOCAL_POWER_LOST)
{
if(pc && phw)
{
psdSetAttrs(PGA_CONFIG, pc, CA_SelfPowered, FALSE, TAG_END);
psdCalculatePower(phw);
}
} else {
if(pc && phw)
{
psdSetAttrs(PGA_CONFIG, pc, CA_SelfPowered, TRUE, TAG_END);
psdCalculatePower(phw);
}
}
}
if(!overcurrent) {
if((nch->nch_Downstream = psdAllocVec((ULONG) nch->nch_NumPorts*sizeof(APTR)))) {
/*for(num = 1; num <= nch->nch_NumPorts; num++)
{
GM_UNIQUENAME(nClearPortStatus)(nch, num);
}
psdDelayMS(20);*/
KPRINTF(2, ("Powering up ports...\n\n"));
for(num = 1; num <= nch->nch_NumPorts; num++) {
psdPipeSetup(nch->nch_EP0Pipe, URTF_CLASS|URTF_OTHER, USR_SET_FEATURE, UFS_PORT_POWER, (ULONG) num);
ioerr = psdDoPipe(nch->nch_EP0Pipe, NULL, 0);
if(ioerr) {
psdAddErrorMsg(RETURN_WARN, (STRPTR) libname, "PORT_POWER for port %ld failed: %s (%ld)", num, psdNumToStr(NTS_IOERR, ioerr, "unknown"), ioerr);
KPRINTF(1, ("PORT_POWER for port %ld failed %ld!\n", num, ioerr));
}
}
psdDelayMS((ULONG) nch->nch_PwrGoodTime + 15);
psdAddErrorMsg(RETURN_OK, (STRPTR) libname, "Hub with %ld ports successfully configured.", nch->nch_NumPorts);
KPRINTF(10, ("%s ready!\n", thistask->tc_Node.ln_Name));
nch->nch_Task = thistask;
return(nch);
} else {
KPRINTF(1, ("No downstream port array memory!\n"));
}
}
} else {
psdFreeVec(usshd);
psdAddErrorMsg(RETURN_FAIL, (STRPTR) libname, "GET_HUB_DESCRIPTOR (%ld) failed: %s (%ld)", len, psdNumToStr(NTS_IOERR, ioerr, "unknown"), ioerr);
KPRINTF(1, ("GET_HUB_DESCRIPTOR (%ld) failed %ld!\n", len, ioerr));
}
} else {
KPRINTF(1, ("No Hub Descriptor memory!\n"));
}
} else {
psdAddErrorMsg(RETURN_FAIL, (STRPTR) libname, "GET_HUB_DESCRIPTOR (%ld) failed: %s (%ld)", 1, psdNumToStr(NTS_IOERR, ioerr, "unknown"), ioerr);
KPRINTF(1, ("GET_HUB_DESCRIPTOR (1) failed %ld!\n", ioerr));
}
}
psdFreePipe(nch->nch_EP1Pipe);
}
psdFreePipe(nch->nch_EP0Pipe);
}
DeleteMsgPort(nch->nch_TaskMsgPort);
}
DeleteMsgPort(nch->nch_CtrlMsgPort);
}
} while(FALSE);
CloseLibrary(nch->nch_Base);
Forbid();
nch->nch_Task = NULL;
if(nch->nch_ReadySigTask) {
Signal(nch->nch_ReadySigTask, 1L<<nch->nch_ReadySignal);
}
return(NULL);
}
/* /// "nFreeHub()" */
void GM_UNIQUENAME(nFreeHub)(struct NepClassHub *nch) {
UWORD num;
LONG ioerr;
struct PsdDevice *pd;
STRPTR devname;
IPTR isconnected;
struct Message *msg;
KPRINTF(1, ("FreeHub\n"));
psdGetAttrs(PGA_DEVICE, nch->nch_Device, DA_IsConnected, &isconnected, TAG_END);
for(num = 1; num <= nch->nch_NumPorts; num++) {
KPRINTF(1, ("Iterating Port %ld\n", num));
/* Remove downstream device */
pd = (nch->nch_Downstream)[num-1];
if(pd) {
if(!isconnected) {
psdSetAttrs(PGA_DEVICE, pd, DA_IsConnected, FALSE, TAG_END);
}
psdGetAttrs(PGA_DEVICE, pd, DA_ProductName, &devname, TAG_END);
psdAddErrorMsg(RETURN_OK, (STRPTR) libname, "My death killed device '%s' at port %ld!", devname, num);
KPRINTF(1, ("FreeDevice %p\n", pd));
psdFreeDevice(pd);
psdSendEvent(EHMB_REMDEVICE, pd, NULL);
(nch->nch_Downstream)[num-1] = NULL;
}
/* There's no sense trying to send out commands if the hub is already gone! */
if(isconnected) {
/* power down for port */
psdPipeSetup(nch->nch_EP0Pipe, URTF_CLASS|URTF_OTHER, USR_CLEAR_FEATURE, UFS_PORT_POWER, (ULONG) num);
ioerr = psdDoPipe(nch->nch_EP0Pipe, NULL, 0);
if(ioerr) {
psdAddErrorMsg(RETURN_WARN, (STRPTR) libname, "PORT_POWER for port %ld failed: %s (%ld)", num, psdNumToStr(NTS_IOERR, ioerr, "unknown"), ioerr);
KPRINTF(1, ("PORT_POWER for port %ld failed %ld!\n", num, ioerr));
}
}
}
KPRINTF(1, ("FreePipes\n"));
psdFreePipe(nch->nch_EP1Pipe);
psdFreePipe(nch->nch_EP0Pipe);
psdFreeVec(nch->nch_Downstream);
KPRINTF(1, ("Entering Forbid\n"));
Forbid();
// clear queue
while((msg = GetMsg(nch->nch_CtrlMsgPort))) {
ReplyMsg(msg);
}
DeleteMsgPort(nch->nch_TaskMsgPort);
DeleteMsgPort(nch->nch_CtrlMsgPort);
CloseLibrary(nch->nch_Base);
nch->nch_Task = NULL;
if(nch->nch_ReadySigTask) {
Signal(nch->nch_ReadySigTask, 1L<<nch->nch_ReadySignal);
}
KPRINTF(1, ("Really gone now!\n"));
}
/* *** HUBSS Class *** */
/* /// "nClearPortStatus()" */
LONG GM_UNIQUENAME(nClearPortStatus)(struct NepClassHub *nch, UWORD port) {
LONG ioerr;
psdPipeSetup(nch->nch_EP0Pipe, URTF_CLASS|URTF_OTHER, USR_CLEAR_FEATURE, UFS_C_PORT_CONNECTION, (ULONG) port);
if((ioerr = psdDoPipe(nch->nch_EP0Pipe, NULL, 0))) {
psdAddErrorMsg(RETURN_WARN, (STRPTR) libname, "CLEAR_PORT_FEATURE (C_PORT_CONNECTION) failed: %s (%ld)", psdNumToStr(NTS_IOERR, ioerr, "unknown"), ioerr);