#include "config.h"
#endif
-#include "usrp/usrp_prims.h"
+#ifdef HAVE_LIBUSB_1
+#include <libusb-1.0/libusb.h>
+#else
+#include <usb.h>
+#endif
+
+#include "usrp_primsi.h"
#include "usrp_commands.h"
#include "usrp_ids.h"
#include "usrp_i2c_addr.h"
#include <algorithm>
#include <ad9862.h>
#include <assert.h>
-
-#if 1
-#include <usb.h>
-#else
-#include <libusb-1.0/libusb.h>
-#endif
+#include "std_paths.h"
extern "C" {
#include "md5.h"
static const char *default_firmware_filename = "std.ihx";
static const char *default_fpga_filename = "std_2rxhb_2tx.rbf";
-/*
- * Forward Declarations
- */
-
-bool _usrp_configured_p (libusb_device *q);
-libusb_device_handle *usrp_open_interface(libusb_device *dev,
- int interface,
- int altinterface);
-bool write_internal_ram (libusb_device_handle *udh, unsigned char *buf,
- int start_addr, size_t len);
-int write_cmd (libusb_device_handle *udh, int request, int value,
- int index, unsigned char *bytes, int len);
-
-#include "std_paths.h"
-#include <stdio.h>
-
-char *
+static char *
find_file (const char *filename, int hw_rev)
{
const char **sp = std_paths;
return 0;
}
-const char *
+static const char *
get_proto_filename(const std::string user_filename, const char *env_var, const char *def)
{
if (user_filename.length() != 0)
}
-void power_down_9862s (libusb_device_handle *udh);
+static void power_down_9862s (libusb_device_handle *udh);
+
// ----------------------------------------------------------------
+/*
+ * q must be a real USRP, not an FX2. Return its hardware rev number.
+ */
+
+int
+usrp_hw_rev (libusb_device *q)
+{
+ libusb_device_descriptor desc = _get_usb_device_descriptor(q);
+ return desc.bcdDevice & 0x00FF;
+}
+
+/*
+ * q must be a real USRP, not an FX2. Return true if it's configured.
+ */
+static bool
+_usrp_configured_p (libusb_device *q)
+{
+ libusb_device_descriptor desc = _get_usb_device_descriptor(q);
+ return (desc.bcdDevice & 0xFF00) != 0;
+}
+
+bool
+usrp_usrp_p (libusb_device *q)
+{
+ libusb_device_descriptor desc = _get_usb_device_descriptor(q);
+ return (desc.idVendor == USB_VID_FSF
+ && desc.idProduct == USB_PID_FSF_USRP);
+}
+
+bool
+usrp_fx2_p (libusb_device *q)
+{
+ libusb_device_descriptor desc = _get_usb_device_descriptor(q);
+ return (desc.idVendor == USB_VID_CYPRESS
+ && desc.idProduct == USB_PID_CYPRESS_FX2);
+}
+
bool
usrp_usrp0_p (libusb_device *q)
{
return usrp_usrp_p (q) && _usrp_configured_p (q);
}
+
+// ----------------------------------------------------------------
+
+
libusb_device_handle *
usrp_open_cmd_interface (libusb_device *dev)
{
}
+// ----------------------------------------------------------------
+// write internal ram using Cypress vendor extension
+
+static bool
+write_internal_ram (libusb_device_handle *udh, unsigned char *buf,
+ int start_addr, size_t len)
+{
+ int addr;
+ int n;
+ int a;
+ int quanta = MAX_EP0_PKTSIZE;
+
+ for (addr = start_addr; addr < start_addr + (int) len; addr += quanta){
+ n = len + start_addr - addr;
+ if (n > quanta)
+ n = quanta;
+
+ a = _usb_control_transfer (udh, 0x40, 0xA0, addr, 0,
+ (unsigned char*)(buf + (addr - start_addr)), n, 1000);
+
+ if (a < 0){
+ fprintf(stderr,"write_internal_ram failed: %u\n", a);
+ return false;
+ }
+ }
+ return true;
+}
+
+
// ----------------------------------------------------------------
// whack the CPUCS register using the upload RAM vendor extension
return r == 0;
}
+bool
+usrp_set_hash (libusb_device_handle *udh, int which,
+ const unsigned char hash[USRP_HASH_SIZE])
+{
+ which &= 1;
+ // we use the Cypress firmware down load command to jam it in.
+ int r = _usb_control_transfer (udh, 0x40, 0xa0, hash_slot_addr[which], 0,
+ (unsigned char *) hash, USRP_HASH_SIZE, 1000);
+ return r == USRP_HASH_SIZE;
+}
+
bool
+usrp_get_hash (libusb_device_handle *udh, int which,
+ unsigned char hash[USRP_HASH_SIZE])
+{
+ which &= 1;
+
+ // we use the Cypress firmware upload command to fetch it.
+ int r = _usb_control_transfer (udh, 0xc0, 0xa0, hash_slot_addr[which], 0,
+ (unsigned char *) hash, USRP_HASH_SIZE, 1000);
+ return r == USRP_HASH_SIZE;
+}
+
+
+
+static bool
usrp_set_switch (libusb_device_handle *udh, int cmd_byte, bool on)
{
return write_cmd (udh, cmd_byte, on, 0, 0, 0) == 0;
}
-bool
+static bool
usrp1_fpga_write (libusb_device_handle *udh,
int regno, int value)
{
buf, sizeof (buf));
}
-bool
+static bool
usrp1_fpga_read (libusb_device_handle *udh,
int regno, int *value)
{
return ok;
}
+bool
+usrp_write_fpga_reg (libusb_device_handle *udh, int reg, int value)
+{
+ switch (usrp_hw_rev (_get_usb_device (udh))){
+ case 0: // not supported ;)
+ abort();
+
+ default:
+ return usrp1_fpga_write (udh, reg, value);
+ }
+}
+
+bool
+usrp_read_fpga_reg (libusb_device_handle *udh, int reg, int *value)
+{
+ switch (usrp_hw_rev (_get_usb_device (udh))){
+ case 0: // not supported ;)
+ abort();
+
+ default:
+ return usrp1_fpga_read (udh, reg, value);
+ }
+}
bool
usrp_set_fpga_reset (libusb_device_handle *udh, bool on)
_usrp_load_fpga);
}
-bool
+static libusb_device_handle *
+open_nth_cmd_interface (int nth, libusb_context *ctx)
+{
+
+ libusb_device *udev = usrp_find_device (nth, false, ctx);
+ if (udev == 0){
+ fprintf (stderr, "usrp: failed to find usrp[%d]\n", nth);
+ return 0;
+ }
+
+ libusb_device_handle *udh;
+
+ udh = usrp_open_cmd_interface (udev);
+ if (udh == 0){
+ // FIXME this could be because somebody else has it open.
+ // We should delay and retry...
+ fprintf (stderr, "open_nth_cmd_interface: open_cmd_interface failed\n");
+ return 0;
+ }
+
+ return udh;
+}
+
+static bool
our_nanosleep (const struct timespec *delay)
{
struct timespec new_delay = *delay;
return our_nanosleep (&ts);
}
-void
+
+usrp_load_status_t
+usrp_load_firmware_nth (int nth, const char *filename, bool force, libusb_context *ctx)
+{
+ libusb_device_handle *udh = open_nth_cmd_interface (nth, ctx);
+ if (udh == 0)
+ return ULS_ERROR;
+
+ usrp_load_status_t s = usrp_load_firmware (udh, filename, force);
+ usrp_close_interface (udh);
+
+ switch (s){
+
+ case ULS_ALREADY_LOADED: // nothing changed...
+ return ULS_ALREADY_LOADED;
+ break;
+
+ case ULS_OK:
+ // we loaded firmware successfully.
+
+ // It's highly likely that the board will renumerate (simulate a
+ // disconnect/reconnect sequence), invalidating our current
+ // handle.
+
+ // FIXME. Turn this into a loop that rescans until we refind ourselves
+
+ struct timespec t; // delay for 1 second
+ t.tv_sec = 2;
+ t.tv_nsec = 0;
+ our_nanosleep (&t);
+
+ return ULS_OK;
+
+ default:
+ case ULS_ERROR: // some kind of problem
+ return ULS_ERROR;
+ }
+}
+
+static void
load_status_msg (usrp_load_status_t s, const char *type, const char *filename)
{
char *e = getenv("USRP_VERBOSE");
}
}
+bool
+usrp_load_standard_bits (int nth, bool force,
+ const std::string fpga_filename,
+ const std::string firmware_filename,
+ libusb_context *ctx)
+{
+ usrp_load_status_t s;
+ const char *filename;
+ const char *proto_filename;
+ int hw_rev;
+
+ // first, figure out what hardware rev we're dealing with
+ {
+ libusb_device *udev = usrp_find_device (nth, false, ctx);
+ if (udev == 0){
+ fprintf (stderr, "usrp: failed to find usrp[%d]\n", nth);
+ return false;
+ }
+ hw_rev = usrp_hw_rev (udev);
+ }
+
+ // start by loading the firmware
+
+ proto_filename = get_proto_filename(firmware_filename, "USRP_FIRMWARE",
+ default_firmware_filename);
+ filename = find_file(proto_filename, hw_rev);
+ if (filename == 0){
+ fprintf (stderr, "Can't find firmware: %s\n", proto_filename);
+ return false;
+ }
+ s = usrp_load_firmware_nth (nth, filename, force, ctx);
+ load_status_msg (s, "firmware", filename);
+
+ if (s == ULS_ERROR)
+ return false;
+
+ // if we actually loaded firmware, we must reload fpga ...
+ if (s == ULS_OK)
+ force = true;
+
+ // now move on to the fpga configuration bitstream
+
+ proto_filename = get_proto_filename(fpga_filename, "USRP_FPGA",
+ default_fpga_filename);
+ filename = find_file (proto_filename, hw_rev);
+ if (filename == 0){
+ fprintf (stderr, "Can't find fpga bitstream: %s\n", proto_filename);
+ return false;
+ }
+ libusb_device_handle *udh = open_nth_cmd_interface (nth, ctx);
+ if (udh == 0)
+ return false;
+
+ s = usrp_load_fpga (udh, filename, force);
+ usrp_close_interface (udh);
+ load_status_msg (s, "fpga bitstream", filename);
+
+ if (s == ULS_ERROR)
+ return false;
+
+ return true;
+}
+
+
bool
_usrp_get_status (libusb_device_handle *udh, int which, bool *trouble)
{
return result;
}
+static void
+power_down_9862s (libusb_device_handle *udh)
+{
+ static const unsigned char regs[] = {
+ REG_RX_PWR_DN, 0x01, // everything
+ REG_TX_PWR_DN, 0x0f, // pwr dn digital and analog_both
+ REG_TX_MODULATOR, 0x00 // coarse & fine modulators disabled
+ };
+
+ switch (usrp_hw_rev (_get_usb_device (udh))){
+ case 0:
+ break;
+
+ default:
+ usrp_9862_write_many_all (udh, regs, sizeof (regs));
+ break;
+ }
+}
+
static const int EEPROM_PAGESIZE = 16;
return usrp_eeprom_write (udh, slot_to_i2c_addr (slot_id),
0, buf, sizeof (buf));
}
+
+// ----------------------------------------------------------------
+
+std::string
+usrp_serial_number(libusb_device_handle *udh)
+{
+ libusb_device_descriptor desc =
+ _get_usb_device_descriptor (_get_usb_device (udh));
+
+ unsigned char iserial = desc.iSerialNumber;
+ if (iserial == 0)
+ return "";
+
+ unsigned char buf[1024];
+ if (_get_usb_string_descriptor (udh, iserial, buf, sizeof(buf)) < 0)
+ return "";
+
+ return (char*) buf;
+}
+
+
+
+