diff options
Diffstat (limited to 'src/drivers/usb')
| -rw-r--r-- | src/drivers/usb/ehci_debug.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/src/drivers/usb/ehci_debug.c b/src/drivers/usb/ehci_debug.c index 52b4bdde6b..fdd2c72785 100644 --- a/src/drivers/usb/ehci_debug.c +++ b/src/drivers/usb/ehci_debug.c @@ -648,11 +648,19 @@ void usbdebug_disable(void) #endif -static int usbdebug_hw_init(void) +int usbdebug_hw_init(bool force) { struct ehci_debug_info *dbg_info = dbgp_ehci_info(); unsigned int ehci_base, dbg_offset; + if (dbgp_enabled() && !force) + return 0; + + /* Do not attempt slow gadget init in postcar. */ + if (ENV_POSTCAR) + return -1; + + /* Do full init if state claims we are still not enabled. */ if (ehci_debug_hw_enable(&ehci_base, &dbg_offset)) return -1; return usbdebug_init_(ehci_base, dbg_offset, dbg_info); @@ -682,12 +690,7 @@ static void migrate_ehci_debug(int is_recovery) car_set_var(glob_dbg_info_p, dbg_info_cbmem); } - /* Redo full init in ramstage if state claims we - * are still not enabled. Should never happen. */ - rv = dbgp_enabled() ? 0 : -1; - if (!ENV_POSTCAR && rv < 0) - rv = usbdebug_hw_init(); - + rv = usbdebug_hw_init(false); if (rv < 0) printk(BIOS_DEBUG, "usbdebug: Failed hardware init\n"); else @@ -720,11 +723,11 @@ void usbdebug_init(void) * from CBMEM. */ if (IS_ENABLED(CONFIG_USBDEBUG_IN_ROMSTAGE) && ENV_ROMSTAGE) - usbdebug_hw_init(); + usbdebug_hw_init(false); /* USB console init is done early in ramstage if it was * not done in romstage, this does not require CBMEM. */ if (!IS_ENABLED(CONFIG_USBDEBUG_IN_ROMSTAGE) && ENV_RAMSTAGE) - usbdebug_hw_init(); + usbdebug_hw_init(false); } |