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Commit 65cce846 authored by Samuel Iglesias Gonsalvez's avatar Samuel Iglesias Gonsalvez
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tps/test: test07 is improved checking address lines tied to GND or Vcc

parent 5b427e5c
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test/spec/python/test07.py
View file @ 65cce846
......@@ -15,6 +15,8 @@ import i2c
import gn4124
import os
from tpsexcept import *
"""
test07: checks data and address lines of DDR memory.
"""
......@@ -56,35 +58,80 @@ def main (default_directory='.'):
# Clear memory pages
gennum.set_memory_page(0, 0x0)
gennum.set_memory_page(1, 0xBABEFACE)
gennum.set_memory_page(1, 0xFFFFFFFF)
gennum.set_memory_page(2, 0x0)
dma_length = 0x400 # DMA length in bytes
t1 = time.time();
print "Test Address lines"
print "Checking if some pin is tied to GND"
error = 0;
for i in range(num_addr_lines) :
if (i==0) :
continue;
gennum.add_dma_item(0, pages[2], dma_length, 1, 1)
gennum.add_dma_item(0, pages[3], dma_length, 0, 0)
gennum.start_dma()
gennum.wait_irq()
for j in range(num_addr_lines/2) :
t3 = time.time();
if (i != 2*j) :
gennum.add_dma_item((1 << 2*j), pages[2], dma_length, 1, 1)
gennum.add_dma_item((1 << 2*j), pages[3+2*j], dma_length, 0, 0)
gennum.add_dma_item((1 << 2*j), pages[4+2*j], dma_length, 0, 0)
gennum.start_dma()
gennum.wait_irq()
if ((2*j+1) != i) :
gennum.add_dma_item((1 << (2*j+1)), pages[2], dma_length, 1, 1)
gennum.add_dma_item((1 << (2*j+1)), pages[3+(2*j+1)], dma_length, 0, 0)
gennum.add_dma_item((1 << (2*j+1)), pages[4+(2*j+1)], dma_length, 0, 0)
gennum.start_dma()
gennum.wait_irq()
gennum.add_dma_item((1 << i), pages[1], dma_length, 1, 1)
gennum.add_dma_item((1 << i), pages[3+i], dma_length, 0, 0)
gennum.add_dma_item((1 << i), pages[4+i], dma_length, 0, 0)
gennum.start_dma()
gennum.wait_irq()
page_data = [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0];
for j in range(num_addr_lines):
page_data[j] = gennum.get_memory_page(3+j)
if (j == (i + 1)) :
if (page_data[j][0] != 0xFFFFFFFF):
print("\n### Compare error (pin is tied to GND?) @ addr line: %d wr:0x%.8X rd:0x%.8X") % (j,0xFFFFFFFF, page_data[j][0])
error = 1;
else :
if(page_data[j][0] != 0x0):
print("\n### Compare error (pin is tied to GND?) @ addr line: %d wr:0x%.8X rd:0x%.8X") % (j,0x0, page_data[j][0])
error = 1;
print "Checking if some pin is tied to Vcc"
addr_mask = 0xFFFFFFFFFFFFFFFF;
for i in range(num_addr_lines) :
gennum.add_dma_item(addr_mask, pages[2], dma_length, 1, 1)
gennum.add_dma_item(addr_mask, pages[3], dma_length, 0, 0)
gennum.start_dma()
gennum.wait_irq()
for j in range(num_addr_lines/2) :
if (i != 2*j) :
gennum.add_dma_item(addr_mask & (~(1 << 2*j)), pages[2], dma_length, 1, 1)
gennum.add_dma_item( addr_mask & (~(1 << 2*j)), pages[4+2*j], dma_length, 0, 0)
gennum.start_dma()
gennum.wait_irq()
if ((2*j+1) != i) :
gennum.add_dma_item(addr_mask & (~(1 << 2*j)), pages[2], dma_length, 1, 1)
gennum.add_dma_item(addr_mask & (~(1 << 2*j)), pages[4+(2*j+1)], dma_length, 0, 0)
gennum.start_dma()
gennum.wait_irq()
gennum.add_dma_item(addr_mask & (~(1 << i)), pages[1], dma_length, 1, 1)
gennum.add_dma_item(addr_mask & (~(1 << i)), pages[4+i], dma_length, 0, 0)
gennum.start_dma()
gennum.wait_irq()
......@@ -92,17 +139,18 @@ def main (default_directory='.'):
page_data = [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0];
for j in range(num_addr_lines):
page_data[j] = gennum.get_memory_page(3+j)
if (j == i) :
if (page_data[j][0] != 0xBABEFACE):
print("\n### Compare error @ addr line:0x%.8X wr:0x%.8X rd:0x%.8X") % (j,0xBABEFACE, page_data[j][0])
if (j == (i +1)) :
if (page_data[j][0] != 0xFFFFFFFF):
print("\n### Compare error (pin is tied to Vcc?) @ addr line:0x%.8X wr:0x%.8X rd:0x%.8X") % (j,0xFFFFFFFF, page_data[j][0])
error = 1;
else :
if(page_data[j][0] != 0x0):
print("\n### Compare error @ addr line:0x%.8X wr:0x%.8X rd:0x%.8X") % (j,0x0, page_data[j][0])
print("\n### Compare error (pin is tied to Vcc?) @ addr line:0x%.8X wr:0x%.8X rd:0x%.8X") % (j,0x0, page_data[j][0])
error = 1;
if (error) :
print "RESULT: [FAILED]"
raise TpsError ("Error in DDR address lines. Please check log file for more information")
else :
print "RESULT: [OK]"
......@@ -123,6 +171,7 @@ def main (default_directory='.'):
if (error) :
print "RESULT: [FAILED]"
raise TpsError ("Error in DDR address lines. Please check log file for more information")
else :
print "RESULT: [OK]"
......
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