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-rw-r--r--firmware/fx2/b100/CMakeLists.txt6
-rw-r--r--firmware/fx2/usrp1/CMakeLists.txt6
-rw-r--r--firmware/fx3/b200/b200_main.c10
-rw-r--r--firmware/fx3/b200/b200_main.h2
-rwxr-xr-xfirmware/usrp3/x300/x300_aurora_bist.py40
5 files changed, 34 insertions, 30 deletions
diff --git a/firmware/fx2/b100/CMakeLists.txt b/firmware/fx2/b100/CMakeLists.txt
index 438aa9207..18bc2080a 100644
--- a/firmware/fx2/b100/CMakeLists.txt
+++ b/firmware/fx2/b100/CMakeLists.txt
@@ -84,5 +84,11 @@ add_custom_target(b100_eeprom ALL
COMMAND ${PYTHON_EXECUTABLE} ${BUILD_EEPROM} -r2 b100_boot.bin b100_eeprom.bin
)
+add_custom_target(b100_eeprom_header ALL
+ DEPENDS b100_eeprom
+ COMMAND xxd -i b100_eeprom.bin ${CMAKE_SOURCE_DIR}/../../host/utils/b100_eeprom.h
+ COMMAND sed -i 's/char/const char/' ${CMAKE_SOURCE_DIR}/../../host/utils/b100_eeprom.h
+)
+
add_executable(b100_boot ${eeprom1p_sources})
target_link_libraries(b100_boot libb100)
diff --git a/firmware/fx2/usrp1/CMakeLists.txt b/firmware/fx2/usrp1/CMakeLists.txt
index 6607bc7f2..8b5389535 100644
--- a/firmware/fx2/usrp1/CMakeLists.txt
+++ b/firmware/fx2/usrp1/CMakeLists.txt
@@ -80,5 +80,11 @@ add_custom_target(usrp1_eeprom ALL
COMMAND ${PYTHON_EXECUTABLE} ${BUILD_EEPROM} -r1 usrp1_boot.bin usrp1_eeprom.bin
)
+add_custom_target(usrp1_eeprom_header ALL
+ DEPENDS usrp1_eeprom
+ COMMAND xxd -i usrp1_eeprom.bin ${CMAKE_SOURCE_DIR}/../../host/utils/usrp1_eeprom.h
+ COMMAND sed -i 's/char/const char/' ${CMAKE_SOURCE_DIR}/../../host/utils/usrp1_eeprom.h
+)
+
add_executable(usrp1_boot ${eeprom1_sources})
target_link_libraries(usrp1_boot libusrp1)
diff --git a/firmware/fx3/b200/b200_main.c b/firmware/fx3/b200/b200_main.c
index e552d3177..e5c55d6a7 100644
--- a/firmware/fx3/b200/b200_main.c
+++ b/firmware/fx3/b200/b200_main.c
@@ -228,7 +228,7 @@ typedef struct Config {
int enable_as_superspeed; // 1
int pport_drive_strength; // CY_U3P_DS_THREE_QUARTER_STRENGTH
int dma_buffer_size; // [USB3] (max)
- int dma_buffer_count; // [USB3] 1
+ int dma_buffer_count; // [USB3] 2
int manual_dma; // 0
int sb_baud_div; // 434*2
} CONFIG, *PCONFIG;
@@ -244,8 +244,8 @@ static CONFIG g_config = {
0, // disable_usb2
1, // enable_as_superspeed
CY_U3P_DS_THREE_QUARTER_STRENGTH, // pport_drive_strength
- 64512, // dma_buffer_size 2**16-1, then aligned to next page boundary
- 1, // dma_buffer_count
+ 16*1024, // dma_buffer_size - optimized value from Cypress AN86947
+ 2, // dma_buffer_count - optimized value from Cypress AN86947
0, // manual_dma
434*2 // sb_baud_div
};
@@ -1175,7 +1175,7 @@ void b200_fw_start(void) {
data_buffer_size_from_host = data_buffer_size;
g_vendor_req_buff_size = USB3_VREQ_BUF_SIZE; // Max 512
- num_packets_per_burst = USB3_PACKETS_PER_BURST*1+4*0; // 16
+ num_packets_per_burst = USB3_PACKETS_PER_BURST; // 8
break;
case CY_U3P_NOT_CONNECTED:
@@ -1529,7 +1529,7 @@ void event_usb_callback (CyU3PUsbEventType_t event_type, uint16_t event_data) {
* of this function is to register that the event happened at all, so that the
* application thread knows it can proceed.
*
- * This function is also responsible for receiving vendor requests, and trigging
+ * This function is also responsible for receiving vendor requests, and triggering
* the appropriate RTOS event to wake up the vendor request handler thread.
*/
CyBool_t usb_setup_callback(uint32_t data0, uint32_t data1) {
diff --git a/firmware/fx3/b200/b200_main.h b/firmware/fx3/b200/b200_main.h
index 9fe8b9511..453e7034a 100644
--- a/firmware/fx3/b200/b200_main.h
+++ b/firmware/fx3/b200/b200_main.h
@@ -41,7 +41,7 @@
#define MASK_GPIO_FPGA_SB_SCL (uint32_t)(1 << (GPIO_FPGA_SB_SCL - 0))
#define MASK_GPIO_FPGA_SB_SDA (uint32_t)(1 << (GPIO_FPGA_SB_SDA - 0))
-#define USB3_PACKETS_PER_BURST (16)
+#define USB3_PACKETS_PER_BURST (8) // Optimized value from Cypress AN86947
#define USB2_PACKETS_PER_BURST (1)
#define DMA_SIZE_INFINITE (0)
diff --git a/firmware/usrp3/x300/x300_aurora_bist.py b/firmware/usrp3/x300/x300_aurora_bist.py
index f5e119b66..5f7a22a3b 100755
--- a/firmware/usrp3/x300/x300_aurora_bist.py
+++ b/firmware/usrp3/x300/x300_aurora_bist.py
@@ -43,8 +43,9 @@ SFP_TYPE_AURORA = 2
MAC_REG_CTRL = 0
MAC_REG_STATUS = 0
MAC_REG_OVERRUNS = 4
-MAC_REG_BIST_SAMPS = 8
-MAC_REG_BIST_ERRORS = 12
+MAC_REG_CHECKSUM_ERRS = 8
+MAC_REG_BIST_SAMPS = 12
+MAC_REG_BIST_ERRORS = 16
MAC_STATUS_LINK_UP_MSK = 0x00000001
MAC_STATUS_HARD_ERR_MSK = 0x00000002
@@ -52,19 +53,16 @@ MAC_STATUS_SOFT_ERR_MSK = 0x00000004
MAC_STATUS_BIST_LOCKED_MSK = 0x00000008
MAC_STATUS_BIST_LATENCY_MSK = 0x000FFFF0
MAC_STATUS_BIST_LATENCY_OFFSET = 4
-MAC_STATUS_CHECKSUM_ERRS_MSK = 0xFFF00000
-MAC_STATUS_CHECKSUM_ERRS_OFFSET = 20
MAC_CTRL_BIST_CHECKER_EN = 0x00000001
MAC_CTRL_BIST_GEN_EN = 0x00000002
MAC_CTRL_BIST_LOOPBACK_EN = 0x00000004
-MAC_CTRL_PHY_RESET = 0x00000100
-MAC_CTRL_BIST_RATE_MSK = 0x000000F8
+MAC_CTRL_PHY_RESET = 0x00000200
+MAC_CTRL_BIST_RATE_MSK = 0x000001F8
MAC_CTRL_BIST_RATE_OFFSET = 3
-AURORA_CLK_RATE = 156.25e6
BUS_CLK_RATE = 166.66e6
-BIST_MAX_TIME_LIMIT = math.floor(pow(2,48)/AURORA_CLK_RATE)-1
+BIST_MAX_TIME_LIMIT = math.floor(pow(2,48)/BUS_CLK_RATE)-1
########################################################################
# utils
@@ -83,10 +81,11 @@ def get_aurora_info(ctrl):
return (aur_port, link_up)
def get_rate_setting(rate):
- for div in range(2,32):
- if (rate < 8e-6 * BUS_CLK_RATE * (1.0 - 1.0/div)):
- return (div-1, 8e-6 * BUS_CLK_RATE * (1.0 - 1.0/(div-1)))
- return (0, 8e-6 * BUS_CLK_RATE)
+ RATE_RES_BITS = 6
+ rate_sett = int((1.0*rate/(8e-6*BUS_CLK_RATE))*pow(2, RATE_RES_BITS))-1 # Round rate down
+ rate_sett = numpy.clip(rate_sett, 0, pow(2, RATE_RES_BITS)-1)
+ coerced_rate = ((1.0+rate_sett)/pow(2, RATE_RES_BITS))*(8e-6*BUS_CLK_RATE)
+ return (rate_sett, coerced_rate)
def run_ber_loopback_bist(ctrls, duration, rate_tuple):
(rate_sett, rate) = rate_tuple
@@ -107,10 +106,7 @@ def run_ber_loopback_bist(ctrls, duration, rate_tuple):
# Put the slave in loopback mode and the master in BIST mode
if 'slave' in ctrls:
ctrls['slave'].poke(SLA_MAC_REG_BASE + MAC_REG_CTRL, MAC_CTRL_BIST_LOOPBACK_EN)
- if rate_sett == 0:
- master_ctrl = MAC_CTRL_BIST_GEN_EN|MAC_CTRL_BIST_CHECKER_EN
- else:
- master_ctrl = ((rate_sett - 1) << MAC_CTRL_BIST_RATE_OFFSET)|MAC_CTRL_BIST_GEN_EN|MAC_CTRL_BIST_CHECKER_EN
+ master_ctrl = (rate_sett<<MAC_CTRL_BIST_RATE_OFFSET)|MAC_CTRL_BIST_GEN_EN|MAC_CTRL_BIST_CHECKER_EN
ctrls['master'].poke(MST_MAC_REG_BASE + MAC_REG_CTRL, master_ctrl)
start_time = datetime.datetime.now()
# Wait and check if BIST locked
@@ -153,7 +149,7 @@ def run_ber_loopback_bist(ctrls, duration, rate_tuple):
print('[INFO] BIST Complete!')
print('- Elapsed Time = ' + str(time_diff))
print('- Max BER (Bit Error Ratio) = %.4g (%d errors out of %d)'%((mst_errors+1)/mst_samps,mst_errors,mst_samps))
- print('- Max Roundtrip Latency = %.1fus'%(1e6*mst_latency_cyc/AURORA_CLK_RATE))
+ print('- Max Roundtrip Latency = %.1fus'%(1e6*mst_latency_cyc/BUS_CLK_RATE))
print('- Approx Throughput = %.0fMB/s'%((8e-6*mst_samps)/time_diff.total_seconds()))
else:
print('[ERROR] BIST Failed!')
@@ -187,10 +183,7 @@ def run_latency_loopback_bist(ctrls, duration, rate_tuple):
# Put the slave in loopback mode and the master in BIST mode
if 'slave' in ctrls:
ctrls['slave'].poke(SLA_MAC_REG_BASE + MAC_REG_CTRL, MAC_CTRL_BIST_LOOPBACK_EN)
- if rate_sett == 0:
- master_ctrl = MAC_CTRL_BIST_GEN_EN|MAC_CTRL_BIST_CHECKER_EN
- else:
- master_ctrl = ((rate_sett - 1) << MAC_CTRL_BIST_RATE_OFFSET)|MAC_CTRL_BIST_GEN_EN|MAC_CTRL_BIST_CHECKER_EN
+ master_ctrl = (rate_sett<<MAC_CTRL_BIST_RATE_OFFSET)|MAC_CTRL_BIST_GEN_EN|MAC_CTRL_BIST_CHECKER_EN
start_time = datetime.datetime.now()
latencies = []
@@ -216,7 +209,7 @@ def run_latency_loopback_bist(ctrls, duration, rate_tuple):
ctrls['master'].poke(MST_MAC_REG_BASE + MAC_REG_CTRL, 0)
# Compure latency
mst_latency_cyc = 16.0*((mst_status & MAC_STATUS_BIST_LATENCY_MSK) >> MAC_STATUS_BIST_LATENCY_OFFSET)
- mst_latency_us = 1e6*mst_latency_cyc/AURORA_CLK_RATE
+ mst_latency_us = 1e6*mst_latency_cyc/BUS_CLK_RATE
latencies.append(mst_latency_us)
except KeyboardInterrupt:
print('[WARNING] Operation cancelled by user.')
@@ -233,7 +226,7 @@ def run_latency_loopback_bist(ctrls, duration, rate_tuple):
print('- Elapsed Time = ' + str(stop_time - start_time))
print('- Roundtrip Latency Mean = %.2fus'%(numpy.mean(latencies)))
print('- Roundtrip Latency Stdev = %.2fus'%(numpy.std(latencies)))
- # Turn off BIST loopback
+ # Turn off BIST loopback
time.sleep(0.5)
if 'slave' in ctrls:
ctrls['slave'].poke(SLA_MAC_REG_BASE + MAC_REG_CTRL, 0)
@@ -304,4 +297,3 @@ if __name__=='__main__':
run_ber_loopback_bist(ctrls, options.duration, get_rate_setting(options.rate))
else:
run_latency_loopback_bist(ctrls, options.duration, get_rate_setting(options.rate))
-
generated by cgit v1.2.3 (git 2.46.0) at 2025-11-04 03:14:57 +0000