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authorNick Foster <nick@nerdnetworks.org>2010-10-05 16:54:34 -0700
committerNick Foster <nick@nerdnetworks.org>2010-10-05 16:54:34 -0700
commitb6dae16e5bbddf1fcb9bc77a526f912a15cabbae (patch)
treea1af5f9d9e00dcde70604e717d6fc1fb3cfac641
parent92fdf6ab255cc07091bbdb59e7eb5e57553115ba (diff)
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USRP2P: internal reference selected by default.
-rw-r--r--host/lib/usrp/usrp2/clock_ctrl.cpp13
-rw-r--r--host/lib/usrp/usrp2/clock_ctrl.hpp6
-rw-r--r--host/lib/usrp/usrp2/mboard_impl.cpp4
-rwxr-xr-xhost/utils/usrp2p_fw_update.py12
4 files changed, 27 insertions, 8 deletions
diff --git a/host/lib/usrp/usrp2/clock_ctrl.cpp b/host/lib/usrp/usrp2/clock_ctrl.cpp
index 72f92c081..c3dc4917e 100644
--- a/host/lib/usrp/usrp2/clock_ctrl.cpp
+++ b/host/lib/usrp/usrp2/clock_ctrl.cpp
@@ -212,6 +212,19 @@ public:
std::vector<double> get_rates_tx_dboard_clock(void){
return get_rates_rx_dboard_clock(); //same master clock, same dividers...
}
+
+ void enable_test_clock(bool enb) {
+ _ad9510_regs.power_down_lvpecl_out0 = enb?
+ ad9510_regs_t::POWER_DOWN_LVPECL_OUT0_NORMAL :
+ ad9510_regs_t::POWER_DOWN_LVPECL_OUT0_SAFE_PD;
+ _ad9510_regs.output_level_lvpecl_out0 = ad9510_regs_t::OUTPUT_LEVEL_LVPECL_OUT0_810MV;
+ _ad9510_regs.divider_low_cycles_out0 = 0;
+ _ad9510_regs.divider_high_cycles_out0 = 0;
+ _ad9510_regs.bypass_divider_out0 = 1;
+ this->write_reg(0x3c);
+ this->write_reg(0x48);
+ this->write_reg(0x49);
+ }
/*!
* If we are to use an external reference, enable the charge pump.
diff --git a/host/lib/usrp/usrp2/clock_ctrl.hpp b/host/lib/usrp/usrp2/clock_ctrl.hpp
index 70a104a81..db6c52c83 100644
--- a/host/lib/usrp/usrp2/clock_ctrl.hpp
+++ b/host/lib/usrp/usrp2/clock_ctrl.hpp
@@ -83,6 +83,12 @@ public:
* \param enb true to enable
*/
virtual void enable_external_ref(bool enb) = 0;
+
+ /*!
+ * Enable/disable test clock output.
+ * \param enb true to enable
+ */
+ virtual void enable_test_clock(bool enb) = 0;
/*!
* TODO other clock control api here....
diff --git a/host/lib/usrp/usrp2/mboard_impl.cpp b/host/lib/usrp/usrp2/mboard_impl.cpp
index 3ae21e621..8c5ef49ed 100644
--- a/host/lib/usrp/usrp2/mboard_impl.cpp
+++ b/host/lib/usrp/usrp2/mboard_impl.cpp
@@ -168,7 +168,6 @@ void usrp2_mboard_impl::update_clock_config(void){
default: throw std::runtime_error("usrp2: unhandled clock configuration reference source");
}
} else {
-
switch(_clock_config.ref_source){
case clock_config_t::REF_INT : _iface->poke32(_iface->regs.misc_ctrl_clock, 0x10); break;
case clock_config_t::REF_SMA : _iface->poke32(_iface->regs.misc_ctrl_clock, 0x1C); break;
@@ -178,7 +177,8 @@ void usrp2_mboard_impl::update_clock_config(void){
}
//clock source ref 10mhz
- bool use_external = _clock_config.ref_source != clock_config_t::REF_INT;
+ bool use_external = (_clock_config.ref_source != clock_config_t::REF_INT)
+ || (_iface->get_hw_rev() >= USRP2P_FIRST_HW_REV); //USRP2P has an internal 10MHz TCXO
_clock_ctrl->enable_external_ref(use_external);
}
diff --git a/host/utils/usrp2p_fw_update.py b/host/utils/usrp2p_fw_update.py
index ed3465c0e..1cd735796 100755
--- a/host/utils/usrp2p_fw_update.py
+++ b/host/utils/usrp2p_fw_update.py
@@ -40,12 +40,12 @@ USRP2_FW_PROTO_VERSION = 6
#from bootloader_utils.h
-#define FPGA_IMAGE_SIZE_BYTES 1572864
-#define FW_IMAGE_SIZE_BYTES 31744
-#define SAFE_FPGA_IMAGE_LOCATION_ADDR 0x00000000
-#define SAFE_FW_IMAGE_LOCATION_ADDR 0x003F0000
-#define PROD_FPGA_IMAGE_LOCATION_ADDR 0x00180000
-#define PROD_FW_IMAGE_LOCATION_ADDR 0x00300000
+FPGA_IMAGE_SIZE_BYTES = 1572864
+FW_IMAGE_SIZE_BYTES = 31744
+SAFE_FPGA_IMAGE_LOCATION_ADDR = 0x00000000
+SAFE_FW_IMAGE_LOCATION_ADDR = 0x003F0000
+PROD_FPGA_IMAGE_LOCATION_ADDR = 0x00180000
+PROD_FW_IMAGE_LOCATION_ADDR = 0x00300000
FLASH_DATA_PACKET_SIZE = 256