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-rw-r--r--host/CMakeLists.txt4
-rw-r--r--host/lib/rfnoc/ddc_block_ctrl_impl.cpp75
-rw-r--r--host/lib/rfnoc/duc_block_ctrl_impl.cpp78
3 files changed, 115 insertions, 42 deletions
diff --git a/host/CMakeLists.txt b/host/CMakeLists.txt
index a66d6bd16..720146739 100644
--- a/host/CMakeLists.txt
+++ b/host/CMakeLists.txt
@@ -364,8 +364,8 @@ UHD_INSTALL(FILES
#{{{IMG_SECTION
# This section is written automatically by /images/create_imgs_package.py
# Any manual changes in here will be overwritten.
-SET(UHD_IMAGES_MD5SUM "0afdbe84eaa54edc6a405bce426c28ed")
-SET(UHD_IMAGES_DOWNLOAD_SRC "uhd-images_003.010.002.000-rc1.zip")
+SET(UHD_IMAGES_MD5SUM "6fc29c5c141e8f3faec6189ab07e458d")
+SET(UHD_IMAGES_DOWNLOAD_SRC "uhd-images_3.11.0.git-227-g9277fc58.zip")
#}}}
########################################################################
diff --git a/host/lib/rfnoc/ddc_block_ctrl_impl.cpp b/host/lib/rfnoc/ddc_block_ctrl_impl.cpp
index b0b510cde..ad7312fca 100644
--- a/host/lib/rfnoc/ddc_block_ctrl_impl.cpp
+++ b/host/lib/rfnoc/ddc_block_ctrl_impl.cpp
@@ -44,11 +44,12 @@ static double lambda_forward_prop(uhd::property_tree::sptr tree, uhd::fs_path pr
class ddc_block_ctrl_impl : public ddc_block_ctrl
{
public:
- static const size_t NUM_HALFBANDS = 3;
- static const size_t CIC_MAX_DECIM = 255;
UHD_RFNOC_BLOCK_CONSTRUCTOR(ddc_block_ctrl)
{
+ check_compat_num();
+ _num_halfbands = (size_t) user_reg_read64(RB_REG_NUM_HALFBANDS);
+ _cic_max_decim = (size_t) user_reg_read64(RB_REG_CIC_MAX_DECIM);
// Argument/prop tree hooks
for (size_t chan = 0; chan < get_input_ports().size(); chan++) {
double default_freq = get_arg<double>("freq", chan);
@@ -176,6 +177,14 @@ public:
private:
+ size_t _num_halfbands;
+ size_t _cic_max_decim;
+ static const size_t MAJOR_COMP = 1;
+ static const size_t MINOR_COMP = 0;
+ static const size_t RB_REG_COMPAT_NUM = 0;
+ static const size_t RB_REG_NUM_HALFBANDS = 1;
+ static const size_t RB_REG_CIC_MAX_DECIM = 2;
+
//! Set the CORDIC frequency shift the signal to \p requested_freq
double set_freq(const double requested_freq, const size_t chan)
{
@@ -198,23 +207,18 @@ private:
);
}
- // FIXME this misses a whole bunch of valid rates. Anything with CIC decim <= 255
- // is OK.
uhd::meta_range_t get_output_rates(void)
{
uhd::meta_range_t range;
const double input_rate = get_arg<double>("input_rate");
- for (int decim = 1024; decim > 512; decim -= 8){
- range.push_back(uhd::range_t(input_rate/decim));
- }
- for (int decim = 512; decim > 256; decim -= 4){
- range.push_back(uhd::range_t(input_rate/decim));
- }
- for (int decim = 256; decim > 128; decim -= 2){
- range.push_back(uhd::range_t(input_rate/decim));
- }
- for (int decim = 128; decim >= 1; decim -= 1){
- range.push_back(uhd::range_t(input_rate/decim));
+ for (int hb = _num_halfbands; hb >= 0; hb--) {
+ const size_t decim_offset = _cic_max_decim<<(hb-1);
+ for(size_t decim = _cic_max_decim; decim > 0; decim--) {
+ const size_t hb_cic_decim = decim*(1<<hb);
+ if(hb == 0 || hb_cic_decim > decim_offset) {
+ range.push_back(uhd::range_t(input_rate/hb_cic_decim));
+ }
+ }
}
return range;
}
@@ -222,17 +226,17 @@ private:
double set_output_rate(const int requested_rate, const size_t chan)
{
const double input_rate = get_arg<double>("input_rate");
+
const size_t decim_rate = boost::math::iround(input_rate/this->get_output_rates().clip(requested_rate, true));
size_t decim = decim_rate;
-
// The FPGA knows which halfbands to enable for any given value of hb_enable.
uint32_t hb_enable = 0;
- while ((decim % 2 == 0) and hb_enable < NUM_HALFBANDS) {
+ while ((decim % 2 == 0) and hb_enable < _num_halfbands) {
hb_enable++;
decim /= 2;
}
- UHD_ASSERT_THROW(hb_enable <= NUM_HALFBANDS);
- UHD_ASSERT_THROW(decim <= CIC_MAX_DECIM);
+ UHD_ASSERT_THROW(hb_enable <= _num_halfbands);
+ UHD_ASSERT_THROW(decim > 0 and decim <= _cic_max_decim);
// What we can't cover with halfbands, we do with the CIC
sr_write("DECIM_WORD", (hb_enable << 8) | (decim & 0xff), chan);
@@ -293,6 +297,39 @@ private:
sr_write("SCALE_IQ", actual_scalar, chan);
}
+ //Get cached value of _num_halfbands
+ size_t get_num_halfbands() const
+ {
+ return (size_t) _num_halfbands;
+ }
+
+ //Get cached value of _cic_max_decim readback
+ size_t get_cic_max_decim() const
+ {
+ return (size_t) _cic_max_decim;
+ }
+
+ //Check compatibility num, if not current, throw error.
+ //MAJOR COMPATIBILITY, top 32 bits = 0x1
+ //MINOR COMPATIBILITY, lower 32 bits = 0x0
+ void check_compat_num()
+ {
+ uint64_t compat_num = user_reg_read64(RB_REG_COMPAT_NUM);
+ uint32_t compat_num_major = compat_num>>32;
+ uint32_t compat_num_minor = compat_num&0xFFFFFFFF;
+ if ( compat_num_major > MAJOR_COMP) {
+ throw uhd::runtime_error(str(boost::format(
+ "DDC RFNoC block is too new for this software. Please upgrade to a driver that supports hardware revision %d.")
+ % compat_num_major));
+ } else if ( compat_num_major < MAJOR_COMP) {
+ throw uhd::runtime_error(str(boost::format(
+ "DDC software is too new for this hardware. Please downgrade to a driver that supports hardware revision %d.")
+ % compat_num_major));
+ }
+ if (compat_num_minor != MINOR_COMP) {
+ UHD_LOGGER_WARNING("DDC") << "DDC hardware compatability does not match software, this may have adverse affects on the block's behavior.";
+ }
+ }
};
UHD_RFNOC_BLOCK_REGISTER(ddc_block_ctrl, "DDC");
diff --git a/host/lib/rfnoc/duc_block_ctrl_impl.cpp b/host/lib/rfnoc/duc_block_ctrl_impl.cpp
index d0742a6d0..ca9e88f81 100644
--- a/host/lib/rfnoc/duc_block_ctrl_impl.cpp
+++ b/host/lib/rfnoc/duc_block_ctrl_impl.cpp
@@ -44,11 +44,12 @@ static double lambda_forward_prop(uhd::property_tree::sptr tree, uhd::fs_path pr
class duc_block_ctrl_impl : public duc_block_ctrl
{
public:
- static const size_t NUM_HALFBANDS = 2;
- static const size_t CIC_MAX_INTERP = 128;
UHD_RFNOC_BLOCK_CONSTRUCTOR(duc_block_ctrl)
{
+ check_compat_num();
+ _num_halfbands = (size_t) user_reg_read64(RB_REG_NUM_HALFBANDS);
+ _cic_max_interp = (size_t) user_reg_read64(RB_REG_CIC_MAX_INTERP);
// Argument/prop tree hooks
for (size_t chan = 0; chan < get_input_ports().size(); chan++) {
double default_freq = get_arg<double>("freq", chan);
@@ -159,6 +160,14 @@ public:
private:
+ size_t _num_halfbands;
+ size_t _cic_max_interp;
+ static const size_t MAJOR_COMP = 1;
+ static const size_t MINOR_COMP = 0;
+ static const size_t RB_REG_COMPAT_NUM = 0;
+ static const size_t RB_REG_NUM_HALFBANDS = 1;
+ static const size_t RB_REG_CIC_MAX_INTERP = 2;
+
//! Set the CORDIC frequency shift the signal to \p requested_freq
double set_freq(const double requested_freq, const size_t chan)
{
@@ -186,14 +195,14 @@ private:
{
uhd::meta_range_t range;
const double output_rate = get_arg<double>("output_rate");
- for (int rate = 512; rate > 256; rate -= 4){
- range.push_back(uhd::range_t(output_rate/rate));
- }
- for (int rate = 256; rate > 128; rate -= 2){
- range.push_back(uhd::range_t(output_rate/rate));
- }
- for (int rate = 128; rate >= 1; rate -= 1){
- range.push_back(uhd::range_t(output_rate/rate));
+ for (int hb = _num_halfbands; hb >= 0; hb--) {
+ const size_t interp_offset = _cic_max_interp<<(hb-1);
+ for(size_t interp = _cic_max_interp; interp > 0; interp--) {
+ const size_t hb_cic_interp = interp*(1<<hb);
+ if(hb == 0 || hb_cic_interp > interp_offset) {
+ range.push_back(uhd::range_t(output_rate/hb_cic_interp));
+ }
+ }
}
return range;
}
@@ -205,21 +214,14 @@ private:
size_t interp = interp_rate;
uint32_t hb_enable = 0;
- while ((interp % 2 == 0) and hb_enable < NUM_HALFBANDS) {
+ while ((interp % 2 == 0) and hb_enable < _num_halfbands) {
hb_enable++;
interp /= 2;
}
- UHD_ASSERT_THROW(hb_enable <= NUM_HALFBANDS);
- UHD_ASSERT_THROW(interp > 0 and interp <= CIC_MAX_INTERP);
- // hacky hack: Unlike the DUC, the DUC actually simply has 2
- // flags to enable either halfband.
- uint32_t hb_enable_word = hb_enable;
- if (hb_enable == 2) {
- hb_enable_word = 3;
- }
- hb_enable_word <<= 8;
+ UHD_ASSERT_THROW(hb_enable <= _num_halfbands);
+ UHD_ASSERT_THROW(interp > 0 and interp <= _cic_max_interp);
// What we can't cover with halfbands, we do with the CIC
- sr_write("INTERP_WORD", hb_enable_word | (interp & 0xff), chan);
+ sr_write("INTERP_WORD", (hb_enable << 8) | (interp & 0xff), chan);
// Rate change = M/N
sr_write("N", 1, chan);
@@ -271,6 +273,40 @@ private:
// Write DUC with scaling correction for CIC and CORDIC that maximizes dynamic range in 32/16/12/8bits.
sr_write("SCALE_IQ", actual_scalar, chan);
}
+
+ //Get cached value of _num_halfbands
+ size_t get_num_halfbands() const
+ {
+ return (size_t) _num_halfbands;
+ }
+
+ //Get cached value of _cic_max_decim readback
+ size_t get_cic_max_decim() const
+ {
+ return (size_t) _cic_max_interp;
+ }
+
+ //Check compatibility num, if not current, throw error.
+ //MAJOR COMPATIBILITY, top 32 bits = 0x1
+ //MINOR COMPATIBILITY, lower 32 bits = 0x0
+ void check_compat_num()
+ {
+ uint64_t compat_num = user_reg_read64(RB_REG_COMPAT_NUM);
+ uint32_t compat_num_major = compat_num>>32;
+ uint32_t compat_num_minor = compat_num&0xFFFFFFFF;
+ if ( compat_num_major > MAJOR_COMP) {
+ throw uhd::runtime_error(str(boost::format(
+ "DUC RFNoC block is too new for this software. Please upgrade to a driver that supports hardware revision %d.")
+ % compat_num_major));
+ } else if ( compat_num_major < MAJOR_COMP) {
+ throw uhd::runtime_error(str(boost::format(
+ "DUC software is too new for this hardware. Please downgrade to a driver that supports hardware revision %d.")
+ % compat_num_major));
+ }
+ if (compat_num_minor != MINOR_COMP) {
+ UHD_LOGGER_WARNING("DDC") << "DDC hardware compatability does not match software, this may have adverse affects on the block's behavior.";
+ }
+ }
};
UHD_RFNOC_BLOCK_REGISTER(duc_block_ctrl, "DUC");
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 14:17:28 +0000