def _load_parameters(self, code):
#range_md = spuiter.memory_desc('I') # use 'I' for sizeof(float)
#range_md.from_array(self.range)
#pattern_md = spuiter.memory_desc('I')
#pattern_md.from_array(self.pattern)
# Range is in address 0-63
#range_md.get(code, 0)
size = len(self.range) * self.range.itemsize
dma.mem_get(code, 0, self.range.buffer_info()[0], size, 12)
#dma.mem_complete(code, 12)
# Pattern is at address 64
#pattern_md.get(code, 64)
size = len(self.pattern) * self.pattern.itemsize
dma.mem_get(code, 64, self.pattern.buffer_info()[0], size, 12)
dma.mem_complete(code, 12)
return
def _load_parameters(self, code):
#range_md = spuiter.memory_desc('I') # use 'I' for sizeof(float)
#range_md.from_array(self.range)
#pattern_md = spuiter.memory_desc('I')
#pattern_md.from_array(self.pattern)
# Range is in address 0-63
#range_md.get(code, 0)
size = len(self.range) * self.range.itemsize
dma.mem_get(code, 0, self.range.buffer_info()[0], size, 12)
#dma.mem_complete(code, 12)
# Pattern is at address 64
#pattern_md.get(code, 64)
size = len(self.pattern) * self.pattern.itemsize
dma.mem_get(code, 64, self.pattern.buffer_info()[0], size, 12)
dma.mem_complete(code, 12)
return
SPUS = 6
proc = env.Processor()
prgms = [env.Program() for i in xrange(0, SPUS)]
for rank, prgm in enumerate(prgms):
code = prgm.get_stream()
spu.set_active_code(code)
# First all the SPUs should start up and wait for an mbox message.
# The PPU will collect all the PS map addresses into an array for the SPUs.
r_psinfo_mma = dma.spu_read_signal1(code)
# DMA the PS info into local store
dma.mem_get(code, 0x0, r_psinfo_mma, SPUS * 4 * 4, 17)
dma.mem_complete(code, 17)
# Load the PS info into some registers.. one register per address
r_psinfo = prgm.acquire_registers(SPUS)
for i in xrange(0, SPUS):
spu.lqd(r_psinfo[i], code.r_zero, i)
# Initialize a data register with this rank and store it at LSA 0
r_send = prgm.acquire_register()
load_word(code, r_send, rank)
spu.stqd(r_send, code.r_zero, 0)
prgm.release_register(r_send)
# Send our rank as a mailbox message to the rank after this rank
dma.mem_write_in_mbox(code, r_psinfo[(rank + 1) % SPUS], 12, 18)
dma.mem_complete(code, 18)
import corepy.arch.spu.lib.dma as dma
from corepy.arch.spu.lib.util import load_word
if __name__ == '__main__':
a = extarray.extarray('i', range(0, 32))
b = extarray.extarray('i', [0 for i in range(0, 32)])
prgm = env.Program()
code = prgm.get_stream()
proc = env.Processor()
spu.set_active_code(code)
abi = a.buffer_info()
print "abi", abi, a.itemsize
dma.mem_get(code, 0x1000, abi[0], abi[1] * a.itemsize, 2)
dma.mem_complete(code, 2)
bbi = b.buffer_info()
print "bbi", bbi, b.itemsize
dma.mem_put(code, 0x1000, bbi[0], bbi[1] * b.itemsize, 2)
dma.mem_complete(code, 2)
prgm.add(code)
prgm.print_code()
proc.execute(prgm)
for i in range(0, 32):
if b[i] != i:
print "ERROR %d %d %d" % (i, b[i], a[i])
import corepy.lib.extarray as extarray
import corepy.arch.spu.isa as spu
import corepy.arch.spu.platform as env
import corepy.arch.spu.lib.dma as dma
from corepy.arch.spu.lib.util import load_word
if __name__ == '__main__':
a = extarray.extarray('i', range(0, 32))
b = extarray.extarray('i', [0 for i in range(0, 32)])
code = env.InstructionStream()
proc = env.Processor()
spu.set_active_code(code)
abi = a.buffer_info()
print "abi", abi, a.itemsize
dma.mem_get(code, 0x1000, abi[0], abi[1] * a.itemsize, 2)
dma.mem_complete(code, 2)
bbi = b.buffer_info()
print "bbi", bbi, b.itemsize
dma.mem_put(code, 0x1000, bbi[0], bbi[1] * b.itemsize, 2)
dma.mem_complete(code, 2)
code.print_code()
proc.execute(code)
for i in range(0, 32):
if b[i] != i:
print "ERROR %d %d %d" % (i, b[i], a[i])
