if(bsize == 0) {
td->cbp = td->be = ACCESS_LE(0);
} else {
- td->cbp = ACCESS_LE(virt_to_phys(memalign(16, bsize))); //memailgn required here?
- //td->cbp = ACCESS_LE(virt_to_phys(malloc(bsize)));
+ //align it to 4kb? :O
+ //td->cbp = ACCESS_LE(virt_to_phys(memalign(4096, bsize))); //memailgn required here?
+ td->cbp = ACCESS_LE(virt_to_phys(malloc(bsize)));
+ memset(phys_to_virt(ACCESS_LE(td->cbp)), 0, bsize);
td->be = ACCESS_LE(ACCESS_LE(td->cbp) + bsize - 1);
}
return td;
/**
* Enqueue a transfer descriptor.
*/
+u8 first = 1;
u8 hcdi_enqueue(usb_transfer_descriptor *td) {
- control_quirk(); //required? YES! :O
+ printf( "===========================\n"
+ "===========================\n");
+ control_quirk(); //required? YES! :O ... erm... or no? :/ ... in fact I have no idea
u32 tmptdbuffer;
static struct endpoint_descriptor dummyconfig;
- dummyconfig.flags = ACCESS_LE(OHCI_ENDPOINT_GENERAL_FORMAT);
- dummyconfig.headp = dummyconfig.tailp = dummyconfig.nexted = ACCESS_LE(0);
+ if(first) {
+ first = 0;
+ memset(&dummyconfig, 0, 16);
+ dummyconfig.flags = ACCESS_LE(OHCI_ENDPOINT_GENERAL_FORMAT);
+ dummyconfig.headp = dummyconfig.tailp = dummyconfig.nexted = ACCESS_LE(0);
+ dummyconfig.flags |= ACCESS_LE(OHCI_ENDPOINT_LOW_SPEED |
+ OHCI_ENDPOINT_SET_DEVICE_ADDRESS(td->devaddress) |
+ OHCI_ENDPOINT_SET_ENDPOINT_NUMBER(td->endpoint) |
+ OHCI_ENDPOINT_SET_MAX_PACKET_SIZE(td->maxp));
+ write32(OHCI0_HC_CTRL_HEAD_ED, virt_to_phys(&dummyconfig));
+ } else {
+ sync_before_read(&dummyconfig, 16);
+ dummyconfig.flags |= ACCESS_LE(OHCI_ENDPOINT_SKIP);
+ printf("HALTED set?: %d\n", ACCESS_LE(dummyconfig.headp)&OHCI_ENDPOINT_HALTED);
+ sync_after_write(&dummyconfig, 16);
+
+ udelay(2000);
+ dummyconfig.headp = ACCESS_LE(0);
+ sync_after_write(&dummyconfig, 16);
+ }
- printf( "===========================\n"
- "===========================\n");
sync_before_read(&hcca_oh0, 256);
printf("done head (nach sync): 0x%08X\n", ACCESS_LE(hcca_oh0.done_head));
printf("HCCA->frame_no: %d\nhcca->hccapad1: %d\n",
case USB_PID_SETUP:
printf("pid_setup\n");
tmptd->flags |= ACCESS_LE(OHCI_TD_DIRECTION_PID_SETUP);
+ tmptd->flags |= ACCESS_LE(OHCI_TD_TOGGLE_0);
break;
case USB_PID_OUT:
printf("pid_out\n");
tmptd->flags |= ACCESS_LE(OHCI_TD_DIRECTION_PID_OUT);
+ tmptd->flags |= ACCESS_LE(OHCI_TD_TOGGLE_1);
break;
case USB_PID_IN:
printf("pid_in\n");
tmptd->flags |= ACCESS_LE(OHCI_TD_DIRECTION_PID_IN);
+ /* let the endpoint do the togglestuff! */
+ tmptd->flags |= ACCESS_LE(OHCI_TD_TOGGLE_CARRY);
+#if 0
+ /* should be done by HC!
+ * first pid_in start with DATA0 */
+ */
+ dummyconfig.headp = ACCESS_LE( td->togl ?
+ ACCESS_LE(dummyconfig.headp) | OHCI_ENDPOINT_TOGGLE_CARRY :
+ ACCESS_LE(dummyconfig.headp) & ~OHCI_ENDPOINT_TOGGLE_CARRY);
+#endif
break;
}
- tmptd->flags |= ACCESS_LE((td->togl) ? OHCI_TD_TOGGLE_1 : OHCI_TD_TOGGLE_0);
+ tmptd->flags |= ACCESS_LE(OHCI_TD_SET_DELAY_INTERRUPT(7) | OHCI_TD_BUFFER_ROUNDING);
printf("tmptd hexdump (before) 0x%08X:\n", tmptd);
hexdump(tmptd, sizeof(struct general_td));
//save buffer adress here; HC may change tmptd->cbp
- tmptdbuffer = phys_to_virt(ACCESS_LE(tmptd->cbp));
+ tmptdbuffer = (u32) phys_to_virt(ACCESS_LE(tmptd->cbp));
printf("tmptd->cbp hexdump (before) 0x%08X:\n", phys_to_virt(ACCESS_LE(tmptd->cbp)));
hexdump((void*) phys_to_virt(ACCESS_LE(tmptd->cbp)), td->actlen);
sync_after_write(tmptd, sizeof(struct general_td));
sync_after_write((void*) phys_to_virt(ACCESS_LE(tmptd->cbp)), td->actlen);
-#define ED_MASK ((u32)~0x0f)
- dummyconfig.headp = ACCESS_LE(virt_to_phys((void*) ((u32)tmptd & ED_MASK)));
- dummyconfig.flags |= ACCESS_LE(OHCI_ENDPOINT_LOW_SPEED |
- OHCI_ENDPOINT_SET_DEVICE_ADDRESS(td->devaddress) |
- OHCI_ENDPOINT_SET_ENDPOINT_NUMBER(td->endpoint) |
- OHCI_ENDPOINT_SET_MAX_PACKET_SIZE(td->maxp));
+#define ED_MASK ((u32)~0x0f)
+ dummyconfig.flags &= ACCESS_LE(~OHCI_ENDPOINT_SKIP);
+ dummyconfig.headp |= ACCESS_LE(virt_to_phys((void*) ((u32)tmptd & ED_MASK)));
printf("dummyconfig hexdump (before) 0x%08X:\n", &dummyconfig);
hexdump((void*) &dummyconfig, 16);
sync_after_write(&dummyconfig, 16);
- write32(OHCI0_HC_CTRL_HEAD_ED, virt_to_phys(&dummyconfig));
printf("OHCI_CTRL_CLE: 0x%08X || ", read32(OHCI0_HC_CONTROL)&OHCI_CTRL_CLE);
printf("OHCI_CLF: 0x%08X\n", read32(OHCI0_HC_COMMAND_STATUS)&OHCI_CLF);
set32(OHCI0_HC_CONTROL, OHCI_CTRL_CLE);
write32(OHCI0_HC_COMMAND_STATUS, OHCI_CLF);
- printf("+++++++++++++++++++++++++++++\n");
+ //printf("+++++++++++++++++++++++++++++\n");
/* spin until the controller is done with the control list */
- u32 current = read32(OHCI0_HC_CTRL_CURRENT_ED);
- printf("current: 0x%08X\n", current);
+ //printf("current: 0x%08X\n", current);
//don't use this quirk stuff here!
-#if 0
- while(!current) {
- udelay(2);
- current = read32(OHCI0_HC_CTRL_CURRENT_ED);
+#if 1
+ while(!read32(OHCI0_HC_CTRL_CURRENT_ED)) {
}
#endif
udelay(20000);
- current = read32(OHCI0_HC_CTRL_CURRENT_ED);
+ u32 current = read32(OHCI0_HC_CTRL_CURRENT_ED);
printf("current: 0x%08X\n", current);
printf("+++++++++++++++++++++++++++++\n");
udelay(20000);
printf("done head hexdump: 0x%08X\n", donetd);
hexdump((void*) donetd, 16);
- sync_before_read((void*) phys_to_virt(ACCESS_LE(tmptd->cbp)), td->actlen);
- (void) memcpy((void*) (td->buffer), phys_to_virt(ACCESS_LE(tmptd->cbp)), td->actlen);
+ u32 newlen = 0;
+ if(td->actlen) {
+ sync_before_read((void*) tmptdbuffer, td->actlen);
+ newlen = (u32)phys_to_virt(ACCESS_LE(tmptd->cbp)) - tmptdbuffer;
+ printf("WOOOOT newlen: %d\n", newlen);
+ hexdump((void*) tmptdbuffer, newlen);
+ printf("OLD length: %d\n", td->actlen);
+ hexdump((void*) tmptdbuffer, td->actlen);
+ }
- write32(OHCI0_HC_CONTROL, read32(OHCI0_HC_CONTROL)&~OHCI_CTRL_CLE);
- dummyconfig.headp = dummyconfig.tailp = dummyconfig.nexted = ACCESS_LE(0);
+ sync_before_read((void*) (phys_to_virt(ACCESS_LE(tmptd->cbp))-newlen), td->actlen);
+ printf("td->buffer: 0x%08X\np2v(A_L(tmptd->cbp: 0x%08X\ntd->actlen: %d\n", (void*) (td->buffer), phys_to_virt(ACCESS_LE(tmptd->cbp)), td->actlen);
+ (void) memcpy((void*) (td->buffer), (void*) tmptdbuffer, td->actlen);
+ write32(OHCI0_HC_CONTROL, read32(OHCI0_HC_CONTROL)&~OHCI_CTRL_CLE);
/*
* TD should be free'd after taking it from the done queue.
*/
/* only when a buffer is allocated */
+#if 0
if(td->actlen)
free((void*)tmptdbuffer);
free(tmptd);
+#endif
return 0;
}
if((port & RH_PS_CCS) && ((port & RH_PS_CSC) || from_init)) {
write32(reg, RH_PS_CSC);
- wait_ms(150);
+ wait_ms(120);
/* clear CSC flag, set PES and start port reset (PRS) */
write32(reg, RH_PS_PES);
while(!(read32(reg) & RH_PS_PRSC)); // hint: it may stuck here
printf("loop done\n");
+ wait_ms(20);
+
(void) usb_add_device();
}
}