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Today's Topics:
1. r1719 - developers/werner ([EMAIL PROTECTED])
2. r1720 - developers/werner/notes ([EMAIL PROTECTED])
--- Begin Message ---
Author: werner
Date: 2007-04-10 06:19:31 +0200 (Tue, 10 Apr 2007)
New Revision: 1719
Added:
developers/werner/openocd-multiple-usb-ids.patch
Log:
src/jtag/ft2232.c: support multiple USB ID pairs (ft2232_vid_pid)
Added: developers/werner/openocd-multiple-usb-ids.patch
===================================================================
--- developers/werner/openocd-multiple-usb-ids.patch 2007-04-09 21:22:49 UTC
(rev 1718)
+++ developers/werner/openocd-multiple-usb-ids.patch 2007-04-10 04:19:31 UTC
(rev 1719)
@@ -0,0 +1,276 @@
+--- openocd/src/jtag/ft2232.c.orig 2007-04-09 22:33:13.000000000 -0300
++++ openocd/src/jtag/ft2232.c 2007-04-10 00:57:02.000000000 -0300
+@@ -77,8 +77,11 @@
+ char *ft2232_device_desc = NULL;
+ char *ft2232_serial = NULL;
+ char *ft2232_layout = NULL;
+-u16 ft2232_vid = 0x0403;
+-u16 ft2232_pid = 0x6010;
++
++#define MAX_USB_IDS 8
++/* vid = pid = 0 marks the end of the list */
++static u16 ft2232_vid[MAX_USB_IDS+1] = { 0x0403, 0 };
++static u16 ft2232_pid[MAX_USB_IDS+1] = { 0x6010, 0 };
+
+ typedef struct ft2232_layout_s
+ {
+@@ -1227,55 +1230,23 @@
+ return ERROR_OK;
+ }
+
+-int ft2232_init(void)
+-{
+- u8 latency_timer;
+- u8 buf[1];
+- int retval;
+- u32 bytes_written;
+-
+ #if BUILD_FT2232_FTD2XX == 1
++static int ft2232_init_ftd2xx(u16 vid, u16 pid, int more, int *try_more)
++{
+ FT_STATUS status;
+ DWORD openex_flags = 0;
+ char *openex_string = NULL;
+-#endif
+-
+- ft2232_layout_t *cur_layout = ft2232_layouts;
+-
+- if ((ft2232_layout == NULL) || (ft2232_layout[0] == 0))
+- {
+- ft2232_layout = "usbjtag";
+- WARNING("No ft2232 layout specified, using default 'usbjtag'");
+- }
+-
+- while (cur_layout->name)
+- {
+- if (strcmp(cur_layout->name, ft2232_layout) == 0)
+- {
+- layout = cur_layout;
+- break;
+- }
+- cur_layout++;
+- }
++ u8 latency_timer;
+
+- if (!layout)
+- {
+- ERROR("No matching layout found for %s", ft2232_layout);
+- return ERROR_JTAG_INIT_FAILED;
+- }
+-
+-#if BUILD_FT2232_FTD2XX == 1
+- DEBUG("'ft2232' interface using FTD2XX with '%s' layout",
ft2232_layout);
+-#elif BUILD_FT2232_LIBFTDI == 1
+- DEBUG("'ft2232' interface using libftdi with '%s' layout",
ft2232_layout);
+-#endif
++ DEBUG("'ft2232' interface using FTD2XX with '%s' layout",
++ ft2232_layout);
+
+-#if BUILD_FT2232_FTD2XX == 1
+ #if IS_WIN32 == 0
+ /* Add non-standard Vid/Pid to the linux driver */
+- if ((status = FT_SetVIDPID(ft2232_vid, ft2232_pid)) != FT_OK)
++ if ((status = FT_SetVIDPID(ft2232_vid[0], ft2232_pid[0])) != FT_OK)
+ {
+- WARNING("couldn't add %4.4x:%4.4x", ft2232_vid, ft2232_pid);
++ WARNING("couldn't add %4.4x:%4.4x",
++ ft2232_vid[0], ft2232_pid[0]);
+ }
+ #endif
+
+@@ -1307,6 +1278,12 @@
+ {
+ DWORD num_devices;
+
++ if (more) {
++ WARNING("unable to open ftdi device (trying more): %lu",
++ status);
++ *try_more = 1;
++ return ERROR_JTAG_INIT_FAILED;
++ }
+ ERROR("unable to open ftdi device: %lu", status);
+ status = FT_ListDevices(&num_devices, NULL,
FT_LIST_NUMBER_ONLY);
+ if (status == FT_OK)
+@@ -1365,14 +1342,44 @@
+ ERROR("unable to enable bit i/o mode: %lu", status);
+ return ERROR_JTAG_INIT_FAILED;
+ }
+-#elif BUILD_FT2232_LIBFTDI == 1
++
++ return ERROR_OK;
++}
++
++static int ft2232_purge_ftd2xx(void)
++{
++ FT_STATUS status;
++
++ if ((status = FT_Purge(ftdih, FT_PURGE_RX | FT_PURGE_TX)) != FT_OK)
++ {
++ ERROR("error purging ftd2xx device: %lu", status);
++ return ERROR_JTAG_INIT_FAILED;
++ }
++
++ return ERROR_OK;
++}
++#endif /* BUILD_FT2232_FTD2XX == 1 */
++
++#if BUILD_FT2232_LIBFTDI == 1
++static int ft2232_init_libftdi(u16 vid, u16 pid, int more, int *try_more)
++{
++ u8 latency_timer;
++
++ DEBUG("'ft2232' interface using libftdi with '%s' layout",
++ ft2232_layout);
++
+ if (ftdi_init(&ftdic) < 0)
+ return ERROR_JTAG_INIT_FAILED;
+
+ /* context, vendor id, product id */
+- if (ftdi_usb_open_desc(&ftdic, ft2232_vid, ft2232_pid,
ft2232_device_desc, ft2232_serial) < 0)
+- {
+- ERROR("unable to open ftdi device: %s", ftdic.error_str);
++ if (ftdi_usb_open_desc(&ftdic, vid, pid, ft2232_device_desc,
++ ft2232_serial) < 0) {
++ if (more)
++ WARNING("unable to open ftdi device (trying more): %s",
++ ftdic.error_str);
++ else
++ ERROR("unable to open ftdi device: %s",
ftdic.error_str);
++ *try_more = 1;
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+@@ -1405,7 +1412,77 @@
+ }
+
+ ftdi_set_bitmode(&ftdic, 0x0b, 2); /* ctx, JTAG I/O mask */
++
++ return ERROR_OK;
++}
++
++static int ft2232_purge_libftdi(void)
++{
++ if (ftdi_usb_purge_buffers(&ftdic) < 0)
++ {
++ ERROR("ftdi_purge_buffers: %s", ftdic.error_str);
++ return ERROR_JTAG_INIT_FAILED;
++ }
++
++ return ERROR_OK;
++}
++#endif /* BUILD_FT2232_LIBFTDI == 1 */
++
++int ft2232_init(void)
++{
++ u8 buf[1];
++ int retval;
++ u32 bytes_written;
++ ft2232_layout_t *cur_layout = ft2232_layouts;
++ int i;
++
++ if ((ft2232_layout == NULL) || (ft2232_layout[0] == 0))
++ {
++ ft2232_layout = "usbjtag";
++ WARNING("No ft2232 layout specified, using default 'usbjtag'");
++ }
++
++ while (cur_layout->name)
++ {
++ if (strcmp(cur_layout->name, ft2232_layout) == 0)
++ {
++ layout = cur_layout;
++ break;
++ }
++ cur_layout++;
++ }
++
++ if (!layout)
++ {
++ ERROR("No matching layout found for %s", ft2232_layout);
++ return ERROR_JTAG_INIT_FAILED;
++ }
++
++ for (i = 0; 1; i++) {
++ /*
++ * "more indicates that there are more IDs to try, so we should
++ * not print an error for an ID mismatch (but for anything
++ * else, we should).
++ *
++ * try_more indicates that the error code returned indicates an
++ * ID mismatch (and nothing else) and that we should proceeed
++ * with the next ID pair.
++ */
++ int more = ft2232_vid[i+1] || ft2232_pid[i+1];
++ int try_more = 0;
++
++#if BUILD_FT2232_FTD2XX == 1
++ retval = ft2232_init_ftd2xx(ft2232_vid[i], ft2232_pid[i],
++ more, &try_more);
++#elif BUILD_FT2232_LIBFTDI == 1
++ retval = ft2232_init_libftdi(ft2232_vid[i], ft2232_pid[i],
++ more, &try_more);
+ #endif
++ if (retval >= 0)
++ break;
++ if (!more || !try_more)
++ return retval;
++ }
+
+ ft2232_buffer_size = 0;
+ ft2232_buffer = malloc(FT2232_BUFFER_SIZE);
+@@ -1423,17 +1500,9 @@
+ }
+
+ #if BUILD_FT2232_FTD2XX == 1
+- if ((status = FT_Purge(ftdih, FT_PURGE_RX | FT_PURGE_TX)) != FT_OK)
+- {
+- ERROR("error purging ftd2xx device: %lu", status);
+- return ERROR_JTAG_INIT_FAILED;
+- }
++ return ft2232_purge_ftd2xx();
+ #elif BUILD_FT2232_LIBFTDI == 1
+- if (ftdi_usb_purge_buffers(&ftdic) < 0)
+- {
+- ERROR("ftdi_purge_buffers: %s", ftdic.error_str);
+- return ERROR_JTAG_INIT_FAILED;
+- }
++ return ft2232_purge_libftdi();
+ #endif
+
+ return ERROR_OK;
+@@ -1847,15 +1916,29 @@
+
+ int ft2232_handle_vid_pid_command(struct command_context_s *cmd_ctx, char
*cmd, char **args, int argc)
+ {
+- if (argc >= 2)
+- {
+- ft2232_vid = strtol(args[0], NULL, 0);
+- ft2232_pid = strtol(args[1], NULL, 0);
++ int i;
++
++ if (argc > MAX_USB_IDS*2) {
++ WARNING("ignoring extra IDs in ft2232_vid_pid "
++ "(maximum is %d pairs)", MAX_USB_IDS);
++ argc = MAX_USB_IDS*2;
+ }
+- else
++ if (argc < 2 || (argc & 1))
+ {
+ WARNING("incomplete ft2232_vid_pid configuration directive");
++ if (argc < 2)
++ return ERROR_OK;
+ }
+-
++
++ for (i = 0; i+1 < argc; i += 2) {
++ ft2232_vid[i >> 1] = strtol(args[i], NULL, 0);
++ ft2232_pid[i >> 1] = strtol(args[i+1], NULL, 0);
++ }
++ /*
++ * Explicitly terminate, in case there are multiples instances of
++ * ft2232_vid_pid.
++ */
++ ft2232_vid[i >> 1] = ft2232_pid[i >> 1] = 0;
++
+ return ERROR_OK;
+ }
--- End Message ---
--- Begin Message ---
Author: werner
Date: 2007-04-10 06:20:51 +0200 (Tue, 10 Apr 2007)
New Revision: 1720
Modified:
developers/werner/notes/openocd
Log:
latest versions of OpenOCD and libftdi, and support for a list of USB ID pairs
Modified: developers/werner/notes/openocd
===================================================================
--- developers/werner/notes/openocd 2007-04-10 04:19:31 UTC (rev 1719)
+++ developers/werner/notes/openocd 2007-04-10 04:20:51 UTC (rev 1720)
@@ -1,14 +1,13 @@
-# Quick OpenOCD setup and usage notes (for JTAGkey - will need updating for
-# debug v2)
+# Quick OpenOCD setup and usage notes (for JTAGkey and debug v2)
### SETUP ###################################################################
# Build libftdi (don't need to do this if you already have a recent version)
cd $OMDIR
-wget
http://www.intra2net.com/de/produkte/opensource/ftdi/TGZ/libftdi-0.8.tar.gz
-tar xfz libftdi-0.8.tar.gz
-cd libftdi-0.8
+wget
http://www.intra2net.com/de/produkte/opensource/ftdi/TGZ/libftdi-0.9.tar.gz
+tar xfz libftdi-0.9.tar.gz
+cd libftdi-0.9
automake
autoconf
./configure
@@ -17,12 +16,12 @@
make install
ldconfig
-# Build openocd (don't need to do this if you already have it)
+# Build openocd
cd $OMDIR
-svn -r 130 co svn://svn.berlios.de/openocd/trunk openocd
+svn -r 137 co svn://svn.berlios.de/openocd/trunk openocd
cd openocd
-patch -p1 -s <$OMDIR/openmoko/devlopers/werner/openocd-wait-patiently.patch
+patch -p1 -s <$OMDIR/openmoko/developers/werner/openocd-multiple-usb-ids.patch
./bootstrap
# enable parport_dev and ft2232, so that we stay compatible with the wiggler.
# use libftdi since we don't want no binary-only code.
@@ -48,8 +47,8 @@
# Get the config file. (JTAGkey version)
wget http://people.openmoko.org/laforge/misc/openocd.cfg
-wget http://people.openmoko.org/werner/openocd-jtagkey.patch
-patch -p1 -s <openocd-jtagkey.patch
+wget http://people.openmoko.org/werner/openocd-ft2232.patch
+patch -p1 -s <openocd-ft2232.patch
# Run openocd
@@ -63,10 +62,8 @@
cd $OMDIR
wget http://people.openmoko.org/laforge/tmp/bbt-20070206/lowlevel_foo.bin
-# Build a version of u-boot that can boot from JTAG
-# WARNING: you need to undo this if you want to build one that boots from NAND
!
+# Build u-boot
-echo 'PLATFORM_RELFLAGS += -DBUILD_FOR_RAM' >> u-boot/board/neo1973/config.tmp
make -C u-boot ARCH=arm
--- End Message ---
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