+++ /dev/null
-/*USB 1.1,2.0 device*/
-
-#include <common.h>
-#include <asm/processor.h>
-
-#if (defined(CONFIG_440EP) || defined(CONFIG_440EPX)) && defined(CONFIG_CMD_USB)
-
-#include <usb.h>
-#include <asm/ppc4xx-uic.h>
-#include "usbdev.h"
-
-#define USB_DT_DEVICE 0x01
-#define USB_DT_CONFIG 0x02
-#define USB_DT_STRING 0x03
-#define USB_DT_INTERFACE 0x04
-#define USB_DT_ENDPOINT 0x05
-
-int set_value = -1;
-
-void process_endpoints(unsigned short usb2d0_intrin)
-{
- /*will hold the packet received */
- struct usb_device_descriptor usb_device_packet;
- struct usb_configuration_descriptor usb_config_packet;
- struct usb_string_descriptor usb_string_packet;
- struct devrequest setup_packet;
- unsigned int *setup_packet_pt;
- unsigned char *packet_pt = NULL;
- int temp, temp1;
-
- int i;
-
- /*printf("{USB device} - endpoint 0x%X \n", usb2d0_intrin); */
-
- /*set usb address, seems to not work unless it is done in the next
- interrupt, so that is why it is done this way */
- if (set_value != -1)
- *(unsigned char *)USB2D0_FADDR_8 = (unsigned char)set_value;
-
- /*endpoint 1 */
- if (usb2d0_intrin & 0x01) {
- setup_packet_pt = (unsigned int *)&setup_packet;
-
- /*copy packet */
- setup_packet_pt[0] = *(unsigned int *)USB2D0_FIFO_0;
- setup_packet_pt[1] = *(unsigned int *)USB2D0_FIFO_0;
- temp = *(unsigned int *)USB2D0_FIFO_0;
- temp1 = *(unsigned int *)USB2D0_FIFO_0;
-
- /*do some swapping */
- setup_packet.value = swap_16(setup_packet.value);
- setup_packet.index = swap_16(setup_packet.index);
- setup_packet.length = swap_16(setup_packet.length);
-
- /*clear rx packet */
- *(unsigned short *)USB2D0_INCSR0_8 = 0x48;
-
- /*printf("0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X\n", setup_packet.requesttype,
- setup_packet.request, setup_packet.value,
- setup_packet.index, setup_packet.length, temp, temp1 ); */
-
- switch (setup_packet.request) {
- case USB_REQ_GET_DESCRIPTOR:
-
- switch (setup_packet.value >> 8) {
- case USB_DT_DEVICE:
- /*create packet */
- usb_device_packet.bLength = 18;
- usb_device_packet.bDescriptorType =
- USB_DT_DEVICE;
-#ifdef USB_2_0_DEVICE
- usb_device_packet.bcdUSB = swap_16(0x200);
-#else
- usb_device_packet.bcdUSB = swap_16(0x110);
-#endif
- usb_device_packet.bDeviceClass = 0xff;
- usb_device_packet.bDeviceSubClass = 0;
- usb_device_packet.bDeviceProtocol = 0;
- usb_device_packet.bMaxPacketSize0 = 32;
- usb_device_packet.idVendor = swap_16(1);
- usb_device_packet.idProduct = swap_16(2);
- usb_device_packet.bcdDevice = swap_16(0x300);
- usb_device_packet.iManufacturer = 1;
- usb_device_packet.iProduct = 1;
- usb_device_packet.iSerialNumber = 1;
- usb_device_packet.bNumConfigurations = 1;
-
- /*put packet in fifo */
- packet_pt = (unsigned char *)&usb_device_packet;
- break;
-
- case USB_DT_CONFIG:
- /*create packet */
- usb_config_packet.bLength = 9;
- usb_config_packet.bDescriptorType =
- USB_DT_CONFIG;
- usb_config_packet.wTotalLength = swap_16(25);
- usb_config_packet.bNumInterfaces = 1;
- usb_config_packet.bConfigurationValue = 1;
- usb_config_packet.iConfiguration = 0;
- usb_config_packet.bmAttributes = 0x40;
- usb_config_packet.bMaxPower = 0;
-
- /*put packet in fifo */
- packet_pt = (unsigned char *)&usb_config_packet;
- break;
-
- case USB_DT_STRING:
- /*create packet */
- usb_string_packet.bLength = 2;
- usb_string_packet.bDescriptorType =
- USB_DT_STRING;
- usb_string_packet.wData[0] = 0x0094;
-
- /*put packet in fifo */
- packet_pt = (unsigned char *)&usb_string_packet;
- break;
- }
-
- /*put packet in fifo */
- for (i = 0; i < (setup_packet.length); i++) {
- *(unsigned char *)USB2D0_FIFO_0 = packet_pt[i];
- }
-
- /*give tx command */
- *(unsigned short *)USB2D0_INCSR0_8 = 0x0a;
-
- break;
-
- case USB_REQ_SET_ADDRESS:
-
- /*copy usb address */
- set_value = setup_packet.value;
-
- break;
- }
-
- }
-}
-
-void process_other(unsigned char usb2d0_intrusb)
-{
-
- /*check for sof */
- if (usb2d0_intrusb & 0x08) {
- /*printf("{USB device} - sof detected\n"); */
- }
-
- /*check for reset */
- if (usb2d0_intrusb & 0x04) {
- /*printf("{USB device} - reset detected\n"); */
-
- /*copy usb address of zero, need to do this when usb reset */
- set_value = 0;
- }
-
- if (usb2d0_intrusb & 0x02) {
- /*printf("{USB device} - resume detected\n"); */
- }
-
- if (usb2d0_intrusb & 0x01) {
- /*printf("{USB device} - suspend detected\n"); */
- }
-}
-
-int usbInt(void)
-{
- /*Must read these 2 registers and use values to clear interrupts. If you
- do not read them then the interrupt will not be cleared. If you do not
- use the variable the optimizer will not do a read. */
- volatile unsigned short usb2d0_intrin =
- *(unsigned short *)USB2D0_INTRIN_16;
- volatile unsigned char usb2d0_intrusb =
- *(unsigned char *)USB2D0_INTRUSB_8;
-
- /*check if there was an endpoint interrupt */
- if (usb2d0_intrin != 0) {
- process_endpoints(usb2d0_intrin);
- }
-
- /*check for other interrupts */
- if (usb2d0_intrusb != 0) {
- process_other(usb2d0_intrusb);
- }
-
- return 0;
-}
-
-#if defined(CONFIG_440EPX)
-void usb_dev_init()
-{
- printf("USB 2.0 Device init\n");
-
- /*usb dev init */
- *(unsigned char *)USB2D0_POWER_8 = 0xa1; /* 2.0 */
-
- /*enable interrupts */
- *(unsigned char *)USB2D0_INTRUSBE_8 = 0x0f;
-
- irq_install_handler(VECNUM_USBDEV, (interrupt_handler_t *) usbInt,
- NULL);
-}
-#else
-void usb_dev_init()
-{
-#ifdef USB_2_0_DEVICE
- printf("USB 2.0 Device init\n");
- /*select 2.0 device */
- mtsdr(SDR0_USB0, 0x0); /* 2.0 */
-
- /*usb dev init */
- *(unsigned char *)USB2D0_POWER_8 = 0xa1; /* 2.0 */
-#else
- printf("USB 1.1 Device init\n");
- /*select 1.1 device */
- mtsdr(SDR0_USB0, 0x2); /* 1.1 */
-
- /*usb dev init */
- *(unsigned char *)USB2D0_POWER_8 = 0xc0; /* 1.1 */
-#endif
-
- /*enable interrupts */
- *(unsigned char *)USB2D0_INTRUSBE_8 = 0x0f;
-
- irq_install_handler(VECNUM_USBDEV, (interrupt_handler_t *) usbInt,
- NULL);
-}
-#endif
-
-#endif /* CONFIG_440EP || CONFIG_440EPX */
+++ /dev/null
-#include <config.h>
-
-/*Common Registers*/
-#define USB2D0_INTRIN_16 (CONFIG_SYS_USB_DEVICE | 0x100)
-#define USB2D0_POWER_8 (CONFIG_SYS_USB_DEVICE | 0x102)
-#define USB2D0_FADDR_8 (CONFIG_SYS_USB_DEVICE | 0x103)
-#define USB2D0_INTRINE_16 (CONFIG_SYS_USB_DEVICE | 0x104)
-#define USB2D0_INTROUT_16 (CONFIG_SYS_USB_DEVICE | 0x106)
-#define USB2D0_INTRUSBE_8 (CONFIG_SYS_USB_DEVICE | 0x108)
-#define USB2D0_INTRUSB_8 (CONFIG_SYS_USB_DEVICE | 0x109)
-#define USB2D0_INTROUTE_16 (CONFIG_SYS_USB_DEVICE | 0x10a)
-#define USB2D0_TSTMODE_8 (CONFIG_SYS_USB_DEVICE | 0x10c)
-#define USB2D0_INDEX_8 (CONFIG_SYS_USB_DEVICE | 0x10d)
-#define USB2D0_FRAME_16 (CONFIG_SYS_USB_DEVICE | 0x10e)
-
-/*Indexed Registers*/
-#define USB2D0_INCSR0_8 (CONFIG_SYS_USB_DEVICE | 0x110)
-#define USB2D0_INCSR_16 (CONFIG_SYS_USB_DEVICE | 0x110)
-#define USB2D0_INMAXP_16 (CONFIG_SYS_USB_DEVICE | 0x112)
-#define USB2D0_OUTCSR_16 (CONFIG_SYS_USB_DEVICE | 0x114)
-#define USB2D0_OUTMAXP_16 (CONFIG_SYS_USB_DEVICE | 0x116)
-#define USB2D0_OUTCOUNT0_8 (CONFIG_SYS_USB_DEVICE | 0x11a)
-#define USB2D0_OUTCOUNT_16 (CONFIG_SYS_USB_DEVICE | 0x11a)
-
-/*FIFOs*/
-#define USB2D0_FIFO_0 (CONFIG_SYS_USB_DEVICE | 0x120)
-#define USB2D0_FIFO_1 (CONFIG_SYS_USB_DEVICE | 0x124)
-#define USB2D0_FIFO_2 (CONFIG_SYS_USB_DEVICE | 0x128)
-#define USB2D0_FIFO_3 (CONFIG_SYS_USB_DEVICE | 0x12c)
-
-void usb_dev_init(void);
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