printf("********************************************************\n");
}
-static void generel_td_fill(struct general_td *dest, usb_transfer_descriptor *src)
+static void general_td_fill(struct general_td *dest, usb_transfer_descriptor *src)
{
(void) memcpy((void*) (phys_to_virt(ACCESS_LE(dest->cbp))), src->buffer, src->actlen);
dest->flags &= ACCESS_LE(~OHCI_TD_DIRECTION_PID_MASK);
sync_after_write((void*) phys_to_virt(ACCESS_LE(dest->cbp)), src->actlen);
}
+static void dump_address(void *addr, u32 size, const char* str)
+{
+ sync_before_read(addr, size);
+ printf("%s hexdump @ 0x%08X:\n", str, addr);
+ hexdump(addr, size);
+}
+
/**
* Enqueue a transfer descriptor.
*/
-u8 first = 1;
+u8 first = 0;
u8 hcdi_enqueue(usb_transfer_descriptor *td) {
+ static struct general_td *tSetup,*tData;
+ static u32 tSetupbuffer, tDatabuffer, tStatusbuffer;
+ static u32 tSetupblen, tDatablen, tStatusblen;
+
+ if(first == 0) {
+ printf("step 0\n");
+ tSetup = allocate_general_td(td->actlen);
+ general_td_fill(tSetup, td);
+ tSetupbuffer = (u32) phys_to_virt(ACCESS_LE(tSetup->cbp));
+ tSetupblen = td->actlen;
+ first++;
+ return 0;
+ }
+ if(first == 1) {
+ printf("step 1\n");
+ tData = allocate_general_td(td->actlen);
+ general_td_fill(tData, td);
+ tDatabuffer = (u32) phys_to_virt(ACCESS_LE(tData->cbp));
+ tDatablen = td->actlen;
+ first++;
+ return 0;
+ }
+ struct general_td *tStatus = allocate_general_td(td->actlen);
+ general_td_fill(tStatus, td);
+ tStatusbuffer = (u32) phys_to_virt(ACCESS_LE(tStatus->cbp));
+ tStatusblen = td->actlen;
+
printf( "===========================\n"
"===========================\n");
control_quirk(); //required? YES! :O ... erm... or no? :/ ... in fact I have no idea
- u32 tmptdbuffer;
static struct endpoint_descriptor dummyconfig;
if(first) {
sync_after_write(&dummyconfig, 16);
}
- struct general_td *tmptd = allocate_general_td(td->actlen);
- generel_td_fill(tmptd, td);
+#define ED_MASK ((u32)~0x0f)
+ dummyconfig.headp |= ACCESS_LE(virt_to_phys((void*) ((u32)tSetup & ED_MASK)));
+ tSetup->nexttd = ACCESS_LE(virt_to_phys((void*) ((u32)tData & ED_MASK)));
+ tData->nexttd = ACCESS_LE(virt_to_phys((void*) ((u32)tStatus & ED_MASK)));
- printf("tmptd hexdump (before) 0x%08X:\n", tmptd);
- hexdump(tmptd, sizeof(struct general_td));
- //save buffer adress here; HC may change 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);
+ dump_address(tSetup, sizeof(struct general_td), "tSetup(before)");
+ dump_address((void*) phys_to_virt(ACCESS_LE(tSetup->cbp)), tSetupblen, "tSetup->cbp(before)");
+ dump_address(tData, sizeof(struct general_td), "tData(before)");
+ dump_address((void*) phys_to_virt(ACCESS_LE(tData->cbp)), tDatablen, "tData->cbp(before)");
-#define ED_MASK ((u32)~0x0f)
- dummyconfig.headp |= ACCESS_LE(virt_to_phys((void*) ((u32)tmptd & ED_MASK)));
+ dump_address(tStatus, sizeof(struct general_td), "tStatus(before)");
+ dump_address((void*) phys_to_virt(ACCESS_LE(tStatus->cbp)), tStatusblen, "tStatus->cbp(before)");
- printf("dummyconfig hexdump (before) 0x%08X:\n", &dummyconfig);
- hexdump((void*) &dummyconfig, 16);
+ dump_address(&dummyconfig, sizeof(struct endpoint_descriptor), "dummyconfig(before)");
sync_after_write(&dummyconfig, 16);
+ sync_after_write(tSetup, sizeof(struct general_td));
+ sync_after_write(tData, sizeof(struct general_td));
+ sync_after_write(tStatus, sizeof(struct general_td));
/* trigger control list */
set32(OHCI0_HC_CONTROL, OHCI_CTRL_CLE);
}
#endif
- udelay(20000);
+ udelay(1000000);
u32 current = read32(OHCI0_HC_CTRL_CURRENT_ED);
printf("current: 0x%08X\n", current);
printf("+++++++++++++++++++++++++++++\n");
- udelay(20000);
+ udelay(10000000);
- sync_before_read(tmptd, sizeof(struct general_td));
- printf("tmptd hexdump (after) 0x%08X:\n", tmptd);
- hexdump(tmptd, sizeof(struct general_td));
- dbg_td_flag(ACCESS_LE(tmptd->flags));
+ dump_address(tSetup, sizeof(struct general_td), "tSetup(after)");
+ dump_address((void*) phys_to_virt(ACCESS_LE(tSetup->cbp)), tSetupblen, "tSetup->cbp(after)");
+ dump_address((void*) tSetupbuffer, tSetupblen, "tSetupbuffer");
+ dbg_td_flag(ACCESS_LE(tSetup->flags));
- sync_before_read((void*) phys_to_virt(ACCESS_LE(tmptd->cbp)), td->actlen);
- printf("tmptd->cbp hexdump (after) 0x%08X:\n", phys_to_virt(ACCESS_LE(tmptd->cbp)));
- hexdump((void*) phys_to_virt(ACCESS_LE(tmptd->cbp)), td->actlen);
+ dump_address(tData, sizeof(struct general_td), "tData(after)");
+ dump_address((void*) phys_to_virt(ACCESS_LE(tData->cbp)), tDatablen, "tData->cbp(after)");
+ dump_address((void*) tDatabuffer, tDatablen, "tDatabuffer");
+ dbg_td_flag(ACCESS_LE(tData->flags));
- sync_before_read(&dummyconfig, 16);
- printf("dummyconfig hexdump (after) 0x%08X:\n", &dummyconfig);
- hexdump((void*) &dummyconfig, 16);
-
- u32 newlen = 0;
- if(td->actlen) {
- printf("tmptdbuffer: %d\n", td->actlen);
- hexdump((void*) tmptdbuffer, td->actlen);
- }
+ dump_address(tStatus, sizeof(struct general_td), "tStatus(after)");
+ //dump_address((void*) phys_to_virt(ACCESS_LE(tStatus->cbp)), tStatusblen, "tStatus->cbp(after)");
+ //dump_address((void*) tStatusbuffer, tStatusblen, "tStatusbuffer");
+ dbg_td_flag(ACCESS_LE(tStatus->flags));
- 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);
+ dump_address(&dummyconfig, sizeof(struct endpoint_descriptor), "dummyconfig(after)");
/* disable control list */
write32(OHCI0_HC_CONTROL, read32(OHCI0_HC_CONTROL)&~OHCI_CTRL_CLE);
/* only when a buffer is allocated */
#if 0
if(td->actlen)
- free((void*)tmptdbuffer);
- free(tmptd);
+ free((void*)tStatusbuffer);
+ free(tStatus);
#endif
return 0;
}