USB updates from our internal tree
- support MMC2 devices
- make usb stack more solid
- drop some unused functions
- fix lowspeed/speed naming
- add support for "quirks"
- improve usbhid driver
Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Joseph Smith <joe@settoplinux.org>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5299 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
diff --git a/payloads/libpayload/drivers/usb/usbinit.c b/payloads/libpayload/drivers/usb/usbinit.c
index ead9846..adaba34 100644
--- a/payloads/libpayload/drivers/usb/usbinit.c
+++ b/payloads/libpayload/drivers/usb/usbinit.c
@@ -1,7 +1,7 @@
/*
* This file is part of the libpayload project.
*
- * Copyright (C) 2008 coresystems GmbH
+ * Copyright (C) 2008-2010 coresystems GmbH
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@@ -30,6 +30,9 @@
#include <libpayload-config.h>
#include <usb/usb.h>
#include "uhci.h"
+//#include "ohci.h"
+//#include "ehci.h"
+//#include "xhci.h"
#include <usb/usbdisk.h>
/**
@@ -58,20 +61,19 @@
/* enable busmaster */
#define PCI_COMMAND 4
#define PCI_COMMAND_MASTER 4
- pci_write_config32 (addr, PCI_COMMAND,
- pci_read_config32 (addr,
- PCI_COMMAND) |
- PCI_COMMAND_MASTER);
-
if (devclass == 0xc03) {
+ u32 pci_command;
+
+ pci_command =pci_read_config32(addr, PCI_COMMAND);
+ pci_command |= PCI_COMMAND_MASTER;
+ pci_write_config32(addr, PCI_COMMAND, pci_command);
+
printf ("%02x:%02x.%x %04x:%04x.%d ", 0, dev, func,
pciid >> 16, pciid & 0xFFFF, func);
if (prog_if == 0) {
printf ("UHCI controller\n");
#ifdef CONFIG_USB_UHCI
uhci_init (addr);
- usb_poll ();
- usb_poll ();
#else
printf ("Not supported.\n");
#endif
@@ -79,7 +81,8 @@
if (prog_if == 0x10) {
printf ("OHCI controller\n");
#ifdef CONFIG_USB_OHCI
- // ohci_init(addr);
+ //ohci_init(addr);
+ printf ("Not supported.\n");
#else
printf ("Not supported.\n");
#endif
@@ -88,7 +91,18 @@
if (prog_if == 0x20) {
printf ("EHCI controller\n");
#ifdef CONFIG_USB_EHCI
- // ehci_init(addr);
+ //ehci_init(addr);
+ printf ("Not supported.\n");
+#else
+ printf ("Not supported.\n");
+#endif
+
+ }
+ if (prog_if == 0x30) {
+ printf ("XHCI controller\n");
+#ifdef CONFIG_USB_XHCI
+ //xhci_init(addr);
+ printf ("Not supported.\n");
#else
printf ("Not supported.\n");
#endif
@@ -106,10 +120,17 @@
usb_initialize (void)
{
int bus, dev, func;
+ /* EHCI is defined by standards to be at a
+ * higher function than the USB1 controllers.
+ * We don't want to init USB1 + devices just to
+ * "steal" those for USB2, so make sure USB2
+ * comes first.
+ */
for (bus = 0; bus < 256; bus++)
for (dev = 0; dev < 32; dev++)
- for (func = 0; func < 8; func++)
+ for (func = 7; func >= 0 ; func--)
usb_controller_initialize (bus, dev, func);
+ usb_poll();
return 0;
}