3  * Standalone EHCI usb debug driver
31 /* The code here is intended to talk directly to the EHCI debug port
61 static int dbgp_not_safe; /* Cannot use debug device during ehci reset */
83 	dbgp_printk("  ehci cmd     : %08x", readl(&ehci_regs->command));  in dbgp_ehci_status()
84 	dbgp_printk("  ehci conf flg: %08x\n",  in dbgp_ehci_status()
86 	dbgp_printk("  ehci status  : %08x", readl(&ehci_regs->status));  in dbgp_ehci_status()
87 	dbgp_printk("  ehci portsc  : %08x\n",  in dbgp_ehci_status()
107 /* Local version of HC_LENGTH macro as ehci struct is not available here */
210 		 * will be marked as unsafe to use.  EHCI reset is the  in dbgp_wait_until_done()
438 	dbgp_ehci_status("EHCI startup");  in dbgp_ehci_startup()
439 	/* Start the ehci running */  in dbgp_ehci_startup()
445 	/* Ensure everything is routed to the EHCI */  in dbgp_ehci_startup()
458 		dbgp_printk("ehci can not be started\n");  in dbgp_ehci_startup()
461 	dbgp_printk("ehci started\n");  in dbgp_ehci_startup()
470 	/* Reset the EHCI controller */  in dbgp_ehci_controller_reset()
479 		dbgp_printk("can not reset ehci\n");  in dbgp_ehci_controller_reset()
482 	dbgp_ehci_status("ehci reset done");  in dbgp_ehci_controller_reset()
513 			 * ehci command to try and wake it up. */  in _dbgp_external_startup()
721 	dbgp_printk("dbgp: ehci BIOS state %08x\n", cap);  in early_ehci_bios_handoff()
729 	/* if boot firmware now owns EHCI, spin till it hands it over. */  in early_ehci_bios_handoff()
746 	/* just in case, always disable EHCI SMIs */  in early_ehci_bios_handoff()
794 		dbgp_ehci_status("ehci skip - already configured");  in ehci_setup()
848 	dbgp_printk("Found EHCI debug port on %02x:%02x.%1x\n", bus, slot,  in early_dbgp_init()
875 		dbgp_printk("mmio for ehci enabled\n");  in early_dbgp_init()
921 		/* If the ehci controller is not in the run state do extended  in early_dbgp_write()
923 		 * reset the ehci debug port */  in early_dbgp_write()