X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=drivers%2Fserial%2Fusbtty.c;h=75f0ec31bbfb9a6faedeaf9cf137ea1212ceefd5;hb=725700dcbf8e4fa32e640e9a7c33e84c9940a56a;hp=cc2bdac479efad185d9169eabf931ac2c5abde1f;hpb=1a247ba7fa5fb09f56892a09a990f03ce564b3e2;p=u-boot diff --git a/drivers/serial/usbtty.c b/drivers/serial/usbtty.c index cc2bdac479..75f0ec31bb 100644 --- a/drivers/serial/usbtty.c +++ b/drivers/serial/usbtty.c @@ -5,35 +5,19 @@ * (C) Copyright 2006 * Bryan O'Donoghue, bodonoghue@codehermit.ie * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * + * SPDX-License-Identifier: GPL-2.0+ */ #include - -#ifdef CONFIG_USB_TTY - +#include #include -#include +#include +#include #include "usbtty.h" #include "usb_cdc_acm.h" #include "usbdescriptors.h" -#include /* If defined, override Linux identifiers with - * vendor specific ones */ -#if 0 +#ifdef DEBUG #define TTYDBG(fmt,args...)\ serial_printf("[%s] %s %d: "fmt, __FILE__,__FUNCTION__,__LINE__,##args) #else @@ -66,7 +50,7 @@ /* * Buffers to hold input and output data */ -#define USBTTY_BUFFER_SIZE 256 +#define USBTTY_BUFFER_SIZE 2048 static circbuf_t usbtty_input; static circbuf_t usbtty_output; @@ -74,7 +58,7 @@ static circbuf_t usbtty_output; /* * Instance variables */ -static device_t usbttydev; +static struct stdio_dev usbttydev; static struct usb_device_instance device_instance[1]; static struct usb_bus_instance bus_instance[1]; static struct usb_configuration_instance config_instance[NUM_CONFIGS]; @@ -98,7 +82,7 @@ static char serial_number[16]; * Descriptors, Strings, Local variables. */ -/* defined and used by usbdcore_ep0.c */ +/* defined and used by gadget/ep0.c */ extern struct usb_string_descriptor **usb_strings; /* Indicies, References */ @@ -136,6 +120,19 @@ static struct usb_device_descriptor device_descriptor = { }; +#if defined(CONFIG_USBD_HS) +static struct usb_qualifier_descriptor qualifier_descriptor = { + .bLength = sizeof(struct usb_qualifier_descriptor), + .bDescriptorType = USB_DT_QUAL, + .bcdUSB = cpu_to_le16(USB_BCD_VERSION), + .bDeviceClass = COMMUNICATIONS_DEVICE_CLASS, + .bDeviceSubClass = 0x00, + .bDeviceProtocol = 0x00, + .bMaxPacketSize0 = EP0_MAX_PACKET_SIZE, + .bNumConfigurations = NUM_CONFIGS +}; +#endif + /* * Static CDC ACM specific descriptors */ @@ -154,8 +151,7 @@ struct acm_config_desc { /* Slave Interface */ struct usb_interface_descriptor data_class_interface; - struct usb_endpoint_descriptor - data_endpoints[NUM_ENDPOINTS-1] __attribute__((packed)); + struct usb_endpoint_descriptor data_endpoints[NUM_ENDPOINTS-1]; } __attribute__((packed)); static struct acm_config_desc acm_configuration_descriptors[NUM_CONFIGS] = { @@ -220,7 +216,7 @@ static struct acm_config_desc acm_configuration_descriptors[NUM_CONFIGS] = { .bLength = sizeof(struct usb_endpoint_descriptor), .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = 0x01 | USB_DIR_IN, + .bEndpointAddress = UDC_INT_ENDPOINT | USB_DIR_IN, .bmAttributes = USB_ENDPOINT_XFER_INT, .wMaxPacketSize = cpu_to_le16(CONFIG_USBD_SERIAL_INT_PKTSIZE), @@ -246,7 +242,7 @@ static struct acm_config_desc acm_configuration_descriptors[NUM_CONFIGS] = { .bLength = sizeof(struct usb_endpoint_descriptor), .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = 0x02 | USB_DIR_OUT, + .bEndpointAddress = UDC_OUT_ENDPOINT | USB_DIR_OUT, .bmAttributes = USB_ENDPOINT_XFER_BULK, .wMaxPacketSize = @@ -257,7 +253,7 @@ static struct acm_config_desc acm_configuration_descriptors[NUM_CONFIGS] = { .bLength = sizeof(struct usb_endpoint_descriptor), .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = 0x03 | USB_DIR_IN, + .bEndpointAddress = UDC_IN_ENDPOINT | USB_DIR_IN, .bmAttributes = USB_ENDPOINT_XFER_BULK, .wMaxPacketSize = @@ -284,10 +280,8 @@ static struct rs232_emu rs232_desc={ struct gserial_config_desc { struct usb_configuration_descriptor configuration_desc; - struct usb_interface_descriptor - interface_desc[NUM_GSERIAL_INTERFACES] __attribute__((packed)); - struct usb_endpoint_descriptor - data_endpoints[NUM_ENDPOINTS] __attribute__((packed)); + struct usb_interface_descriptor interface_desc[NUM_GSERIAL_INTERFACES]; + struct usb_endpoint_descriptor data_endpoints[NUM_ENDPOINTS]; } __attribute__((packed)); @@ -328,7 +322,7 @@ gserial_configuration_descriptors[NUM_CONFIGS] ={ .bLength = sizeof(struct usb_endpoint_descriptor), .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = 0x01 | USB_DIR_OUT, + .bEndpointAddress = UDC_OUT_ENDPOINT | USB_DIR_OUT, .bmAttributes = USB_ENDPOINT_XFER_BULK, .wMaxPacketSize = cpu_to_le16(CONFIG_USBD_SERIAL_OUT_PKTSIZE), @@ -338,7 +332,7 @@ gserial_configuration_descriptors[NUM_CONFIGS] ={ .bLength = sizeof(struct usb_endpoint_descriptor), .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = 0x02 | USB_DIR_IN, + .bEndpointAddress = UDC_IN_ENDPOINT | USB_DIR_IN, .bmAttributes = USB_ENDPOINT_XFER_BULK, .wMaxPacketSize = cpu_to_le16(CONFIG_USBD_SERIAL_IN_PKTSIZE), @@ -348,7 +342,7 @@ gserial_configuration_descriptors[NUM_CONFIGS] ={ .bLength = sizeof(struct usb_endpoint_descriptor), .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = 0x03 | USB_DIR_IN, + .bEndpointAddress = UDC_INT_ENDPOINT | USB_DIR_IN, .bmAttributes = USB_ENDPOINT_XFER_INT, .wMaxPacketSize = cpu_to_le16(CONFIG_USBD_SERIAL_INT_PKTSIZE), @@ -395,7 +389,7 @@ static void str2wide (char *str, u16 * wide) * Test whether a character is in the RX buffer */ -int usbtty_tstc (void) +int usbtty_tstc(struct stdio_dev *dev) { struct usb_endpoint_instance *endpoint = &endpoint_instance[rx_endpoint]; @@ -415,7 +409,7 @@ int usbtty_tstc (void) * written into its argument c. */ -int usbtty_getc (void) +int usbtty_getc(struct stdio_dev *dev) { char c; struct usb_endpoint_instance *endpoint = @@ -435,8 +429,11 @@ int usbtty_getc (void) /* * Output a single byte to the usb client port. */ -void usbtty_putc (const char c) +void usbtty_putc(struct stdio_dev *dev, const char c) { + if (!usbtty_configured ()) + return; + buf_push (&usbtty_output, &c, 1); /* If \n, also do \r */ if (c == '\n') @@ -478,7 +475,7 @@ static void __usbtty_puts (const char *str, int len) if (space) { write_buffer (&usbtty_output); - n = MIN (space, MIN (len, maxlen)); + n = min(space, min(len, maxlen)); buf_push (&usbtty_output, str, n); str += n; @@ -487,11 +484,15 @@ static void __usbtty_puts (const char *str, int len) } } -void usbtty_puts (const char *str) +void usbtty_puts(struct stdio_dev *dev, const char *str) { int n; - int len = strlen (str); + int len; + if (!usbtty_configured ()) + return; + + len = strlen (str); /* add '\r' for each '\n' */ while (len > 0) { n = next_nl_pos (str); @@ -529,8 +530,8 @@ int drv_usbtty_init (void) } snlen = strlen(sn); if (snlen > sizeof(serial_number) - 1) { - printf ("Warning: serial number %s is too long (%d > %d)\n", - sn, snlen, sizeof(serial_number) - 1); + printf ("Warning: serial number %s is too long (%d > %lu)\n", + sn, snlen, (ulong)(sizeof(serial_number) - 1)); snlen = sizeof(serial_number) - 1; } memcpy (serial_number, sn, snlen); @@ -554,11 +555,11 @@ int drv_usbtty_init (void) usbtty_init_strings (); usbtty_init_instances (); + usbtty_init_endpoints (); + udc_startup_events (device_instance);/* Enable dev, init udc pointers */ udc_connect (); /* Enable pullup for host detection */ - usbtty_init_endpoints (); - /* Device initialization */ memset (&usbttydev, 0, sizeof (usbttydev)); @@ -570,7 +571,7 @@ int drv_usbtty_init (void) usbttydev.putc = usbtty_putc; /* 'putc' function */ usbttydev.puts = usbtty_puts; /* 'puts' function */ - rc = device_register (&usbttydev); + rc = stdio_register (&usbttydev); return (rc == 0) ? 1 : rc; } @@ -626,6 +627,9 @@ static void usbtty_init_strings (void) usb_strings = usbtty_string_table; } +#define init_wMaxPacketSize(x) le16_to_cpu(get_unaligned(\ + &ep_descriptor_ptrs[(x) - 1]->wMaxPacketSize)); + static void usbtty_init_instances (void) { int i; @@ -634,6 +638,9 @@ static void usbtty_init_instances (void) memset (device_instance, 0, sizeof (struct usb_device_instance)); device_instance->device_state = STATE_INIT; device_instance->device_descriptor = &device_descriptor; +#if defined(CONFIG_USBD_HS) + device_instance->qualifier_descriptor = &qualifier_descriptor; +#endif device_instance->event = usbtty_event_handler; device_instance->cdc_recv_setup = usbtty_cdc_setup; device_instance->bus = bus_instance; @@ -688,14 +695,12 @@ static void usbtty_init_instances (void) endpoint_instance[i].rcv_attributes = ep_descriptor_ptrs[i - 1]->bmAttributes; - endpoint_instance[i].rcv_packetSize = - le16_to_cpu(ep_descriptor_ptrs[i - 1]->wMaxPacketSize); + endpoint_instance[i].rcv_packetSize = init_wMaxPacketSize(i); endpoint_instance[i].tx_attributes = ep_descriptor_ptrs[i - 1]->bmAttributes; - endpoint_instance[i].tx_packetSize = - le16_to_cpu(ep_descriptor_ptrs[i - 1]->wMaxPacketSize); + endpoint_instance[i].tx_packetSize = init_wMaxPacketSize(i); endpoint_instance[i].tx_attributes = ep_descriptor_ptrs[i - 1]->bmAttributes; @@ -749,6 +754,10 @@ static void usbtty_init_terminal_type(short type) device_descriptor.idProduct = cpu_to_le16(CONFIG_USBD_PRODUCTID_CDCACM); +#if defined(CONFIG_USBD_HS) + qualifier_descriptor.bDeviceClass = + COMMUNICATIONS_DEVICE_CLASS; +#endif /* Assign endpoint indices */ tx_endpoint = ACM_TX_ENDPOINT; rx_endpoint = ACM_RX_ENDPOINT; @@ -777,7 +786,9 @@ static void usbtty_init_terminal_type(short type) device_descriptor.bDeviceClass = 0xFF; device_descriptor.idProduct = cpu_to_le16(CONFIG_USBD_PRODUCTID_GSERIAL); - +#if defined(CONFIG_USBD_HS) + qualifier_descriptor.bDeviceClass = 0xFF; +#endif /* Assign endpoint indices */ tx_endpoint = GSERIAL_TX_ENDPOINT; rx_endpoint = GSERIAL_RX_ENDPOINT; @@ -871,7 +882,7 @@ static int write_buffer (circbuf_t * buf) space_avail = current_urb->buffer_length - current_urb->actual_length; - popnum = MIN (space_avail, buf->size); + popnum = min(space_avail, (int)buf->size); if (popnum == 0) break; @@ -930,6 +941,9 @@ static int usbtty_configured (void) static void usbtty_event_handler (struct usb_device_instance *device, usb_device_event_t event, int data) { +#if defined(CONFIG_USBD_HS) + int i; +#endif switch (event) { case DEVICE_RESET: case DEVICE_BUS_INACTIVE: @@ -940,6 +954,29 @@ static void usbtty_event_handler (struct usb_device_instance *device, break; case DEVICE_ADDRESS_ASSIGNED: +#if defined(CONFIG_USBD_HS) + /* + * is_usbd_high_speed routine needs to be defined by + * specific gadget driver + * It returns true if device enumerates at High speed + * Retuns false otherwise + */ + for (i = 0; i < NUM_ENDPOINTS; i++) { + if (((ep_descriptor_ptrs[i]->bmAttributes & + USB_ENDPOINT_XFERTYPE_MASK) == + USB_ENDPOINT_XFER_BULK) + && is_usbd_high_speed()) { + + ep_descriptor_ptrs[i]->wMaxPacketSize = + CONFIG_USBD_SERIAL_BULK_HS_PKTSIZE; + } + + endpoint_instance[i + 1].tx_packetSize = + ep_descriptor_ptrs[i]->wMaxPacketSize; + endpoint_instance[i + 1].rcv_packetSize = + ep_descriptor_ptrs[i]->wMaxPacketSize; + } +#endif usbtty_init_endpoints (); default: @@ -1007,6 +1044,3 @@ void usbtty_poll (void) udc_irq(); } - - -#endif