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Add support for OHCI controllers and prelimiary support for xHCI (USB3) controllers.

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Improve scanning for USB controllers.

Limitations:
- OHCI doesn't support interrupt transfers yet (ie. no keyboards)
- xHCI just does initialization and device attach/detach so far

Signed-off-by: Patrick Georgi <patrick@georgi-clan.de>
Acked-by: Peter Stuge <peter@stuge.se>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5691 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Patrick Georgi
2010-08-13 09:18:58 +00:00
committed by Patrick Georgi
parent 03e54de648
commit 6615ef3bfc
11 changed files with 1736 additions and 11 deletions
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19
payloads/libpayload/drivers/usb/usbinit.c
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@@ -30,9 +30,9 @@
#include <libpayload-config.h>
#include <usb/usb.h>
#include "uhci.h"
//#include "ohci.h"
#include "ohci.h"
//#include "ehci.h"
//#include "xhci.h"
#include "xhci.h"
#include <usb/usbdisk.h>
/**
@@ -68,7 +68,7 @@ usb_controller_initialize (int bus, int dev, int func)
pci_command |= PCI_COMMAND_MASTER;
pci_write_config32(addr, PCI_COMMAND, pci_command);
printf ("%02x:%02x.%x %04x:%04x.%d ", 0, dev, func,
printf ("%02x:%02x.%x %04x:%04x.%d ", bus, dev, func,
pciid >> 16, pciid & 0xFFFF, func);
if (prog_if == 0) {
printf ("UHCI controller\n");
@@ -81,8 +81,7 @@ usb_controller_initialize (int bus, int dev, int func)
if (prog_if == 0x10) {
printf ("OHCI controller\n");
#ifdef CONFIG_USB_OHCI
//ohci_init(addr);
printf ("Not supported.\n");
ohci_init(addr);
#else
printf ("Not supported.\n");
#endif
@@ -99,10 +98,9 @@ usb_controller_initialize (int bus, int dev, int func)
}
if (prog_if == 0x30) {
printf ("XHCI controller\n");
printf ("xHCI controller\n");
#ifdef CONFIG_USB_XHCI
//xhci_init(addr);
printf ("Not supported.\n");
xhci_init(addr);
#else
printf ("Not supported.\n");
#endif
@@ -128,8 +126,9 @@ usb_initialize (void)
*/
for (bus = 0; bus < 256; bus++)
for (dev = 0; dev < 32; dev++)
for (func = 7; func >= 0 ; func--)
usb_controller_initialize (bus, dev, func);
if (pci_read_config32 (PCI_DEV(bus, dev, 0), 8) >> 16 == 0x0c03)
for (func = 7; func >= 0 ; func--)
usb_controller_initialize (bus, dev, func);
usb_poll();
return 0;
}