diff options
| -rw-r--r-- | common/usb_hub.c | 14 | ||||
| -rw-r--r-- | drivers/usb/host/ehci-hcd.c | 7 |
2 files changed, 14 insertions, 7 deletions
diff --git a/common/usb_hub.c b/common/usb_hub.c index f35ad95324a..32750e8d050 100644 --- a/common/usb_hub.c +++ b/common/usb_hub.c @@ -43,6 +43,7 @@ #include <common.h> #include <command.h> #include <asm/processor.h> +#include <asm/unaligned.h> #include <linux/ctype.h> #include <asm/byteorder.h> #include <asm/unaligned.h> @@ -269,6 +270,7 @@ static int usb_hub_configure(struct usb_device *dev) int i; ALLOC_CACHE_ALIGN_BUFFER(unsigned char, buffer, USB_BUFSIZ); unsigned char *bitmap; + short hubCharacteristics; struct usb_hub_descriptor *descriptor; struct usb_hub_device *hub; #ifdef USB_HUB_DEBUG @@ -304,8 +306,9 @@ static int usb_hub_configure(struct usb_device *dev) } memcpy((unsigned char *)&hub->desc, buffer, descriptor->bLength); /* adjust 16bit values */ - hub->desc.wHubCharacteristics = - le16_to_cpu(descriptor->wHubCharacteristics); + put_unaligned(le16_to_cpu(get_unaligned( + &descriptor->wHubCharacteristics)), + &hub->desc.wHubCharacteristics); /* set the bitmap */ bitmap = (unsigned char *)&hub->desc.DeviceRemovable[0]; /* devices not removable by default */ @@ -322,7 +325,8 @@ static int usb_hub_configure(struct usb_device *dev) dev->maxchild = descriptor->bNbrPorts; USB_HUB_PRINTF("%d ports detected\n", dev->maxchild); - switch (hub->desc.wHubCharacteristics & HUB_CHAR_LPSM) { + hubCharacteristics = get_unaligned(&hub->desc.wHubCharacteristics); + switch (hubCharacteristics & HUB_CHAR_LPSM) { case 0x00: USB_HUB_PRINTF("ganged power switching\n"); break; @@ -335,12 +339,12 @@ static int usb_hub_configure(struct usb_device *dev) break; } - if (hub->desc.wHubCharacteristics & HUB_CHAR_COMPOUND) + if (hubCharacteristics & HUB_CHAR_COMPOUND) USB_HUB_PRINTF("part of a compound device\n"); else USB_HUB_PRINTF("standalone hub\n"); - switch (hub->desc.wHubCharacteristics & HUB_CHAR_OCPM) { + switch (hubCharacteristics & HUB_CHAR_OCPM) { case 0x00: USB_HUB_PRINTF("global over-current protection\n"); break; diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index 18b4bc65470..392e2862245 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -22,6 +22,7 @@ */ #include <common.h> #include <asm/byteorder.h> +#include <asm/unaligned.h> #include <usb.h> #include <asm/io.h> #include <malloc.h> @@ -866,10 +867,12 @@ int usb_lowlevel_init(void) printf("Register %x NbrPorts %d\n", reg, descriptor.hub.bNbrPorts); /* Port Indicators */ if (HCS_INDICATOR(reg)) - descriptor.hub.wHubCharacteristics |= 0x80; + put_unaligned(get_unaligned(&descriptor.hub.wHubCharacteristics) + | 0x80, &descriptor.hub.wHubCharacteristics); /* Port Power Control */ if (HCS_PPC(reg)) - descriptor.hub.wHubCharacteristics |= 0x01; + put_unaligned(get_unaligned(&descriptor.hub.wHubCharacteristics) + | 0x01, &descriptor.hub.wHubCharacteristics); /* Start the host controller. */ cmd = ehci_readl(&hcor->or_usbcmd); |