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-rw-r--r--scripts/.gitignore1
-rw-r--r--scripts/Makefile4
-rwxr-xr-xscripts/checkpatch.pl2
-rw-r--r--scripts/omap4_usbboot.c (renamed from scripts/omap4_usbboot/omap4_usbboot.c)78
-rw-r--r--scripts/omap4_usbboot/.gitignore1
-rw-r--r--scripts/omap4_usbboot/Makefile5
-rw-r--r--scripts/omap4_usbboot/usb.h61
-rw-r--r--scripts/omap4_usbboot/usb_linux.c397
8 files changed, 56 insertions, 493 deletions
diff --git a/scripts/.gitignore b/scripts/.gitignore
index 533bffd97d..2a9ae6bdcf 100644
--- a/scripts/.gitignore
+++ b/scripts/.gitignore
@@ -25,3 +25,4 @@ mk-am35xx-spi-image
mxsimage
mxsboot
mxs-usb-loader
+omap4_usbboot
diff --git a/scripts/Makefile b/scripts/Makefile
index a5c16b2f31..7f2527d1c2 100644
--- a/scripts/Makefile
+++ b/scripts/Makefile
@@ -28,9 +28,11 @@ hostprogs-$(CONFIG_ARCH_MXS_USBLOADER) += mxs-usb-loader
HOSTCFLAGS_omap3-usb-loader.o = `pkg-config --cflags libusb-1.0`
HOSTLOADLIBES_omap3-usb-loader = `pkg-config --libs libusb-1.0`
hostprogs-$(CONFIG_OMAP3_USB_LOADER) += omap3-usb-loader
+HOSTCFLAGS_omap4_usbboot.o = `pkg-config --cflags libusb-1.0`
+HOSTLOADLIBES_omap4_usbboot = -lpthread `pkg-config --libs libusb-1.0`
+hostprogs-$(CONFIG_OMAP4_USBBOOT) += omap4_usbboot
subdir-y += mod
-subdir-$(CONFIG_OMAP4_USBBOOT) += omap4_usbboot
subdir-$(CONFIG_ARCH_IMX) += imx
subdir-$(CONFIG_X86) += setupmbr
subdir-$(CONFIG_DTC) += dtc
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index f3fd3395f1..48ad4938d9 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2264,7 +2264,7 @@ sub process {
## }
#need space before brace following if, while, etc
- if (($line =~ /\(.*\)\{/ && $line !~ /\($Type\){/) ||
+ if (($line =~ /\(.*\)\{/ && $line !~ /\($Type\)\{/) ||
$line =~ /do\{/) {
ERROR("space required before the open brace '{'\n" . $herecurr);
}
diff --git a/scripts/omap4_usbboot/omap4_usbboot.c b/scripts/omap4_usbboot.c
index 0e5abcb159..329668d1dd 100644
--- a/scripts/omap4_usbboot/omap4_usbboot.c
+++ b/scripts/omap4_usbboot.c
@@ -8,6 +8,8 @@
* 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.
+ *
+ * Inspired by: https://github.com/simu/usbboot-omap4.git
*/
#include <stdio.h>
@@ -18,11 +20,10 @@
#include <fcntl.h>
#include <string.h>
#include <sys/mman.h>
+#include <libusb.h>
#include <pthread.h>
#include <termios.h>
-#include "usb.h"
-
#define USBBOOT_FS_MAGIC 0x5562464D
#define USBBOOT_FS_CMD_OPEN 0x46530000
#define USBBOOT_FS_CMD_CLOSE 0x46530001
@@ -42,6 +43,20 @@
#define host_print(fmt, arg...) printf(HFORMAT fmt TFORMAT, \
HOST_FORMAT, ##arg, TARGET_FORMAT)
+int usb_write(void *h, void const *data, int len)
+{
+ int actual;
+ return libusb_bulk_transfer(h, 0x01, (void *)data, len, &actual, 5000) ?
+ 0 : actual;
+}
+
+int usb_read(void *h, void *data, int len)
+{
+ int actual;
+ return libusb_bulk_transfer(h, 0x81, data, len, &actual, 5000) ?
+ 0 : actual;
+}
+
void panic(struct termios *t_restore)
{
tcsetattr(STDIN_FILENO, TCSANOW, t_restore);
@@ -50,7 +65,7 @@ void panic(struct termios *t_restore)
}
struct thread_vars {
- struct usb_handle *usb;
+ struct libusb_device_handle *usb;
pthread_mutex_t usb_mutex;
struct termios t_restore;
};
@@ -73,7 +88,7 @@ void *listenerTask(void *argument)
return NULL;
}
-int read_asic_id(struct usb_handle *usb)
+int read_asic_id(struct libusb_device_handle *usb)
{
#define LINEWIDTH 16
const uint32_t msg_getid = 0xF0030003;
@@ -174,7 +189,7 @@ struct file_data {
void *data;
};
-int process_file(struct usb_handle *usb, const char *rootfs,
+int process_file(struct libusb_device_handle *usb, const char *rootfs,
struct file_data *fd_vector, struct termios *t_restore)
{
uint32_t i, j, pos, size;
@@ -324,8 +339,8 @@ open_ok:
return ret;
}
-int usb_boot(
- struct usb_handle *usb, void *data, unsigned sz, const char *rootfs)
+int usb_boot(struct libusb_device_handle *usb,
+ void *data, unsigned sz, const char *rootfs)
{
const uint32_t msg_boot = 0xF0030002;
uint32_t msg_size = sz;
@@ -373,30 +388,21 @@ int usb_boot(
printf("%c", i);
fflush(stdout);
}
- usb_close(usb);
pthread_mutex_destroy(&vars.usb_mutex);
tcsetattr(STDIN_FILENO, TCSANOW, &vars.t_restore);
printf(HFORMAT, HOST_FORMAT);
return 0;
}
-int match_omap4_bootloader(struct usb_ifc_info *ifc)
-{
- if (ifc->dev_vendor != 0x0451)
- return -1;
- if ((ifc->dev_product != 0xD010) && (ifc->dev_product != 0xD00F))
- return -1;
- return 0;
-}
-
int main(int argc, char **argv)
{
void *data;
unsigned sz;
struct stat s;
int fd;
- struct usb_handle *usb;
- int once;
+ int ret;
+ struct libusb_context *ctx = NULL;
+ struct libusb_device_handle *usb = NULL;
if (argc != 3) {
printf("usage: %s <xloader> <rootfs>\n", argv[0]);
@@ -416,16 +422,34 @@ int main(int argc, char **argv)
sz = s.st_size;
close(fd);
argv++;
+ if (libusb_init(&ctx)) {
+ printf("cannot initialize libusb\n");
+ return -1;
+ }
printf(HFORMAT, HOST_FORMAT);
- for (once = 1;;) {
- usb = usb_open(match_omap4_bootloader);
- if (usb)
- return usb_boot(usb, data, sz, argv[0]);
- if (once) {
- once = 0;
- printf("waiting for OMAP44xx device...\n");
+ printf("waiting for OMAP44xx device...\n");
+ while (1) {
+ if (!usb)
+ usb = libusb_open_device_with_vid_pid(
+ ctx, 0x0451, 0xD010);
+ if (!usb)
+ usb = libusb_open_device_with_vid_pid(
+ ctx, 0x0451, 0xD00F);
+ if (usb) {
+ libusb_detach_kernel_driver(usb, 0);
+ ret = libusb_set_configuration(usb, 1);
+ if (ret)
+ break;
+ ret = libusb_claim_interface(usb, 0);
+ if (ret)
+ break;
+ ret = usb_boot(usb, data, sz, argv[0]);
+ break;
}
usleep(250000);
}
- return -1;
+ libusb_release_interface(usb, 0);
+ libusb_close(usb);
+ libusb_exit(ctx);
+ return ret;
}
diff --git a/scripts/omap4_usbboot/.gitignore b/scripts/omap4_usbboot/.gitignore
deleted file mode 100644
index 1975a2172f..0000000000
--- a/scripts/omap4_usbboot/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-omap4_usbboot
diff --git a/scripts/omap4_usbboot/Makefile b/scripts/omap4_usbboot/Makefile
deleted file mode 100644
index af6444b0e2..0000000000
--- a/scripts/omap4_usbboot/Makefile
+++ /dev/null
@@ -1,5 +0,0 @@
-HOSTLOADLIBES_omap4_usbboot = -lpthread
-omap4_usbboot-objs := usb_linux.o omap4_usbboot.o
-hostprogs-$(CONFIG_OMAP4_USBBOOT) += omap4_usbboot
-
-always := $(hostprogs-y)
diff --git a/scripts/omap4_usbboot/usb.h b/scripts/omap4_usbboot/usb.h
deleted file mode 100644
index d50aa6aa6f..0000000000
--- a/scripts/omap4_usbboot/usb.h
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- * Copyright (C) 2008 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#ifndef _USB_H_
-#define _USB_H_
-
-struct usb_ifc_info {
- /* from device descriptor */
- unsigned short dev_vendor;
- unsigned short dev_product;
-
- unsigned char dev_class;
- unsigned char dev_subclass;
- unsigned char dev_protocol;
-
- unsigned char ifc_class;
- unsigned char ifc_subclass;
- unsigned char ifc_protocol;
-
- unsigned char has_bulk_in;
- unsigned char has_bulk_out;
-
- unsigned char writable;
-
- char serial_number[256];
-};
-
-typedef int (*ifc_match_func)(struct usb_ifc_info *ifc);
-
-struct usb_handle *usb_open(ifc_match_func callback);
-int usb_close(struct usb_handle *h);
-int usb_read(struct usb_handle *h, void *_data, int len);
-int usb_write(struct usb_handle *h, const void *_data, int len);
-
-
-#endif
diff --git a/scripts/omap4_usbboot/usb_linux.c b/scripts/omap4_usbboot/usb_linux.c
deleted file mode 100644
index 9a6e0b84d0..0000000000
--- a/scripts/omap4_usbboot/usb_linux.c
+++ /dev/null
@@ -1,397 +0,0 @@
-/*
- * Copyright (C) 2008 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <string.h>
-
-#include <sys/ioctl.h>
-#include <sys/types.h>
-#include <dirent.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <pthread.h>
-#include <ctype.h>
-
-#include <linux/usbdevice_fs.h>
-#include <linux/usbdevice_fs.h>
-#include <linux/version.h>
-#include <linux/usb/ch9.h>
-#include <asm/byteorder.h>
-
-#include "usb.h"
-
-#define MAX_RETRIES 2
-
-#ifdef TRACE_USB
-#define DBG1(x...) fprintf(stderr, x)
-#define DBG(x...) fprintf(stderr, x)
-#else
-#define DBG(x...)
-#define DBG1(x...)
-#endif
-
-struct usb_handle {
- char fname[64];
- int desc;
- unsigned char ep_in;
- unsigned char ep_out;
-};
-
-static inline int badname(const char *name)
-{
- while (*name) {
- if (!isdigit(*name++))
- return 1;
- }
- return 0;
-}
-
-static int check(void *_desc, int len, unsigned type, int size)
-{
- unsigned char *desc = _desc;
-
- if (len < size)
- return -1;
- if (desc[0] < size)
- return -1;
- if (desc[0] > len)
- return -1;
- if (desc[1] != type)
- return -1;
-
- return 0;
-}
-
-static int filter_usb_device(int fd, char *ptr, int len, int writable,
- ifc_match_func callback, int *ept_in_id, int *ept_out_id, int *ifc_id)
-{
- struct usb_device_descriptor *dev;
- struct usb_config_descriptor *cfg;
- struct usb_interface_descriptor *ifc;
- struct usb_endpoint_descriptor *ept;
- struct usb_ifc_info info;
-
- int in, out;
- unsigned i;
- unsigned e;
-
- if (check(ptr, len, USB_DT_DEVICE, USB_DT_DEVICE_SIZE))
- return -1;
- dev = (void *) ptr;
- len -= dev->bLength;
- ptr += dev->bLength;
-
- if (check(ptr, len, USB_DT_CONFIG, USB_DT_CONFIG_SIZE))
- return -1;
- cfg = (void *) ptr;
- len -= cfg->bLength;
- ptr += cfg->bLength;
-
- info.dev_vendor = dev->idVendor;
- info.dev_product = dev->idProduct;
- info.dev_class = dev->bDeviceClass;
- info.dev_subclass = dev->bDeviceSubClass;
- info.dev_protocol = dev->bDeviceProtocol;
- info.writable = writable;
-
- /* read device serial number (if there is one) */
- info.serial_number[0] = 0;
- if (dev->iSerialNumber) {
- struct usbdevfs_ctrltransfer ctrl;
- __u16 buffer[128];
- int result;
-
- memset(buffer, 0, sizeof(buffer));
-
- ctrl.bRequestType = USB_DIR_IN|
- USB_TYPE_STANDARD|USB_RECIP_DEVICE;
- ctrl.bRequest = USB_REQ_GET_DESCRIPTOR;
- ctrl.wValue = (USB_DT_STRING << 8) | dev->iSerialNumber;
- ctrl.wIndex = 0;
- ctrl.wLength = sizeof(buffer);
- ctrl.data = buffer;
- ctrl.timeout = 50;
-
- result = ioctl(fd, USBDEVFS_CONTROL, &ctrl);
- if (result > 0) {
- int i;
- /* skip first word, and copy the rest to the serial
- string, changing shorts to bytes. */
- result /= 2;
- for (i = 1; i < result; i++)
- info.serial_number[i - 1] = buffer[i];
- info.serial_number[i - 1] = 0;
- }
- }
-
- for (i = 0; i < cfg->bNumInterfaces; i++) {
- if (check(ptr, len, USB_DT_INTERFACE, USB_DT_INTERFACE_SIZE))
- return -1;
- ifc = (void *) ptr;
- len -= ifc->bLength;
- ptr += ifc->bLength;
-
- in = -1;
- out = -1;
- info.ifc_class = ifc->bInterfaceClass;
- info.ifc_subclass = ifc->bInterfaceSubClass;
- info.ifc_protocol = ifc->bInterfaceProtocol;
-
- for (e = 0; e < ifc->bNumEndpoints; e++) {
- if (check(ptr, len, USB_DT_ENDPOINT,
- USB_DT_ENDPOINT_SIZE)
- )
- return -1;
- ept = (void *) ptr;
- len -= ept->bLength;
- ptr += ept->bLength;
-
- if ((ept->bmAttributes & 0x03) != 0x02)
- continue;
-
- if (ept->bEndpointAddress & 0x80)
- in = ept->bEndpointAddress;
- else
- out = ept->bEndpointAddress;
- }
-
- info.has_bulk_in = (in != -1);
- info.has_bulk_out = (out != -1);
-
- if (callback(&info) == 0) {
- *ept_in_id = in;
- *ept_out_id = out;
- *ifc_id = ifc->bInterfaceNumber;
- return 0;
- }
- }
-
- return -1;
-}
-
-static struct usb_handle *find_usb_device(
- const char *base, ifc_match_func callback)
-{
- struct usb_handle *usb = 0;
- char busname[64], devname[64];
- char desc[1024];
- int n, in, out, ifc;
-
- DIR *busdir, *devdir;
- struct dirent *de;
- int fd;
- int writable;
-
- busdir = opendir(base);
- if (busdir == 0)
- return 0;
-
- while ((de = readdir(busdir)) && (usb == 0)) {
- if (badname(de->d_name))
- continue;
-
- sprintf(busname, "%s/%s", base, de->d_name);
- devdir = opendir(busname);
- if (devdir == 0)
- continue;
-
- /* DBG("[ scanning %s ]\n", busname); */
- while ((de = readdir(devdir)) && (usb == 0)) {
-
- if (badname(de->d_name))
- continue;
- sprintf(devname, "%s/%s", busname, de->d_name);
-
- /* DBG("[ scanning %s ]\n", devname); */
- writable = 1;
- fd = open(devname, O_RDWR);
- if (fd < 0) {
- /* Check if we have read-only access,
- so we can give a helpful diagnostic
- like "adb devices" does. */
- writable = 0;
- fd = open(devname, O_RDONLY);
- if (fd < 0)
- continue;
- }
-
- n = read(fd, desc, sizeof(desc));
-
- if (filter_usb_device(fd, desc, n, writable,
- callback, &in, &out, &ifc) == 0
- ) {
- usb = calloc(1, sizeof(struct usb_handle));
- strcpy(usb->fname, devname);
- usb->ep_in = in;
- usb->ep_out = out;
- usb->desc = fd;
-
- n = ioctl(fd, USBDEVFS_CLAIMINTERFACE, &ifc);
- if (n != 0) {
- close(fd);
- free(usb);
- usb = 0;
- continue;
- }
- } else
- close(fd);
- }
- closedir(devdir);
- }
- closedir(busdir);
-
- return usb;
-}
-
-int usb_write(struct usb_handle *h, const void *_data, int len)
-{
- unsigned char *data = (unsigned char *) _data;
- unsigned count = 0;
- struct usbdevfs_bulktransfer bulk;
- int n;
-
- if (h->ep_out == 0)
- return -1;
-
- if (len == 0) {
- bulk.ep = h->ep_out;
- bulk.len = 0;
- bulk.data = data;
- bulk.timeout = 0;
-
- n = ioctl(h->desc, USBDEVFS_BULK, &bulk);
- if (n != 0) {
- fprintf(stderr, "ERROR: n = %d, errno = %d (%s)\n",
- n, errno, strerror(errno));
- return -1;
- }
- return 0;
- }
-
- while (len > 0) {
- int xfer;
- xfer = (len > 4096) ? 4096 : len;
-
- bulk.ep = h->ep_out;
- bulk.len = xfer;
- bulk.data = data;
- bulk.timeout = 0;
-
- n = ioctl(h->desc, USBDEVFS_BULK, &bulk);
- if (n != xfer) {
- DBG("ERROR: n = %d, errno = %d (%s)\n",
- n, errno, strerror(errno));
- return -1;
- }
-
- count += xfer;
- len -= xfer;
- data += xfer;
- }
-
- return count;
-}
-
-int usb_read(struct usb_handle *h, void *_data, int len)
-{
- unsigned char *data = (unsigned char *) _data;
- unsigned count = 0;
- struct usbdevfs_bulktransfer bulk;
- int n, retry;
-
- if (h->ep_in == 0)
- return -1;
-
- while (len > 0) {
- int xfer = (len > 4096) ? 4096 : len;
-
- bulk.ep = h->ep_in;
- bulk.len = xfer;
- bulk.data = data;
- bulk.timeout = 0;
- retry = 0;
-
- do {
- DBG("[ usb read %d fd = %d], fname=%s\n",
- xfer, h->desc, h->fname);
- n = ioctl(h->desc, USBDEVFS_BULK, &bulk);
- DBG("[ usb read %d ] = %d, fname=%s, Retry %d\n",
- xfer, n, h->fname, retry);
-
- if (n < 0) {
- DBG1("ERROR: n = %d, errno = %d (%s)\n",
- n, errno, strerror(errno));
- if (++retry > MAX_RETRIES)
- return -1;
- usleep(10000);
- }
- } while (n < 0);
-
- count += n;
- len -= n;
- data += n;
-
- if (n < xfer)
- break;
- }
-
- return count;
-}
-
-void usb_kick(struct usb_handle *h)
-{
- int fd;
-
- fd = h->desc;
- h->desc = -1;
- if (fd >= 0) {
- close(fd);
- DBG("[ usb closed %d ]\n", fd);
- }
-}
-
-int usb_close(struct usb_handle *h)
-{
- int fd;
-
- fd = h->desc;
- h->desc = -1;
- if (fd >= 0) {
- close(fd);
- DBG("[ usb closed %d ]\n", fd);
- }
-
- return 0;
-}
-
-struct usb_handle *usb_open(ifc_match_func callback)
-{
- return find_usb_device("/dev/bus/usb", callback);
-}