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C:\Program Files (x86)\ULINK DM2012\v980\Help\User Guide.pdf
Basic IO
An LBA (Logical Block Address) size is generally the same size as a sector (512 bytes). An LPAGE (Logical PAGE) is generally 4096 bytes or 8 LBAs.
// write buffer fillset "write", 4096, 0 // (bytes, offset) patr "write" // r for random fill //patf "write" // f for FF fill //patz "write" // z for 00 fill // write then read and compare wdmx 0, 8 // (lba_offset, lbas) write 8 lbas from write buffer, from offset 0 lba rdmx 0, 8 // (lba_offset, lbas) read 8 lbas to read buffer, from offset 0 lba cmp // compare read buffer to original write buffer
basic Traffic Test v3
dim lba, lpage, max_lbas, max_lpages, max_lpage, tsize, lpage_range, lpage_offset, lba_size, lpage_size, lba_per_lpage
HALTERR ON // halt on error
IDFY // identify
//identify // Run the Identify command.
upd on // Decrease frequency of screen refresh to speed up processing.
fullspeed on // Speed up processing by turning off command tracing.
echo off // Don't auto echo every SATA command. We will log what we want.
prnf "----------------------------------\n"
lba_size = 512
lpage_size = 4096
lba_per_lpage = 8
// TEST CONFIGURATION
// limit read/write range, transfer size
lpage_offset = 0 // starting lpage
//lpage_range = totallba / 8 // do the whole range (totallba macro from IDFY)
//lpage_range = 512 // limit to the first 512 lpages (2MB)
lpage_range = (1024 * 1024 * 2) / 4096 // 512 = 2MB - limit to the first 512 lpages (2MB)
//tsize = 2048 // 2048 for a 1MB transfer size (2048 = 1MB / 512)
//tsize = 8 // 8 for a 4kB transfer size (8 = 4kB / 512)
tsize = 4096 / 512 // 8 = 4kB - for a 4kB transfer size (8 = 4kB / 512)
// Test Details
prnf "Test LPAGE count (lpages): %d", lpage_range
prnf "Test LPAGE range (start/end lpages): %d -", lpage_offset
prnf " %d\n", (lpage_offset + lpage_range)
prnf "Transfer size (lbas | bytes): %d |", tsize
prnf " %d\n", (tsize * lba_size)
// calculations
max_lbas = totallba // totallba is a macro populated by identify command
max_lpages = max_lbas / lba_per_lpage // lpages are 4k (or 8 lbas)
max_lba = max_lbas - 1 // last addressable lba
max_lpage = max_lpages - 1 // last addressable lpage
prnf "total lbas: %d ", max_lbas
prnf "total lpages: %d\n", max_lpages
prnf "max lba: %d ", max_lba
prnf "max lpage: %d\n", max_lpage
// fill write buffer with random data
fillset "write", 512 * max_lbas, 0
patr "write" // r for random fill
//patf "write" // f for ff fill
//patz "write" // z for zero fill
// note: random 0-9 = rand % 10
// loop through range
for (lpage = lpage_offset ; lpage < lpage_range + lpage_offset ; lpage += 1)
lba = lpage * tsize
prnf "lba: %d", lba
prnf " / %d || ", (lpage_range + lpage_offset) * lba_per_lpage
prnf "lpage: %d", lpage
prnf " / %d || ", lpage_range + lpage_offset
prnf "bytes: %d", lpage * lpage_size
prnf " / %d\n", (lpage_range + lpage_offset) * lpage_size
wdmx lba, tsize // write from write buffer
rdmx lba, tsize // read to read buffer
cmp // compare read buffer to write buffer
endfor
prnf "Done!"
prnf "----------------------------------\n"
basic Traffic Test v2
dim lba, lpage, max_lbas, max_lpages, max_lpage, tsize, lpage_range,
HALTERR ON // halt on error
IDFY // identify
prnf "----------------------------------\n"
// calculations
max_lbas = totallba // totallba is a macro populated by identify command
max_lpages = max_lbas / 8 // lpages are 4k (or 8 lbas)
max_lba = max_lbas - 1 // last addressable lba
max_lpage = max_lpages - 1 // last addressable lpage
prnf "total lbas: %d ", max_lbas
prnf "total lpages: %d\n", max_lpages
prnf "max lba: %d ", max_lba
prnf "max lpage: %d\n", max_lpage
// limit read/write range, transfer size
//lpage_range = max_lpages // do the whole range
lpage_range = 512 // limit to the first 512 lpages (2MB)
//tsize = 2048 // 2048 for a 1MB transfer size (2048 = 1MB / 512)
tsize = 8 // 8 for a 4kB transfer size (8 = 4kB / 512)
prnf "limit read/write lpage range (lpages): %d\n", lpage_range
prnf "Transfer size (lbas): %d\n", tsize
// fill write buffer with random data
fillset "write", 512 * max_lbas, 0
patr "write" // r for random fill
//patf "write" // f for ff fill
//patz "write" // z for zero fill
// note: random 0-9 = rand % 10
// loop through range
for (lpage = 0 ; lpage < lpage_range ; lpage += 1)
lba = lpage * 8
prnf "lba: %d", lba
prnf " / %d - ", max_lba
prnf "lpage: %d", lpage
prnf " / %d\n", max_lpage
wdmx lba, tsize // write from write buffer
rdmx lba, tsize // read to read buffer
cmp // compare read buffer to original write buffer
endfor
prnf "Done!"
prnf "----------------------------------\n"
basic Traffic Test v1
dim lba, lpage, maxlbas, maxlpages, tsize, lpage_range
HALTERR ON // halt on error
IDFY // identify
maxlbas = totallba // totallba is a macro populated by identify command
maxlpages = maxlbas / 8 // lpages are 4k (or 8 lbas)
tsize = 4096 / 512 // 4k transfer size 8 = 4k / 512
prnf "total lbas: %d ", maxlbas
prnf "total lpages: %d\n", maxlpages
// limit read/write range
lpage_range = maxlpages
lpage_range = 10
prnf "limit read/write lpage range: %d\n", lpage_range
// fill write buffer with random data
fillset "write", 512 * maxlbas, 0
patr "write" // r for random fill
//patf "write" // f for ff fill
//patz "write" // z for zero fill
// random 0-9 = rand % 10
// loop through range
for (lpage = 0 ; lpage < lpage_range ; lpage += 1)
lba = lpage * 8
prnf "lba: %d /", lba
prnf "lpage: %d\n", lpage
wdmx lba, tsize // write from write buffer
rdmx lba, tsize // read to read buffer
cmp // compare read buffer to original write buffer
endfor
Simple Read
dim tsize, lpage_range
IDFY
tsize = 4096 / 512 // 4k transfer
lpage_range = totallba / 8 // totallba is macro populated by IDFY
for (lpage = 0 ; lpage < lpage_range ; lpage += 1)
lba = lpage * 8
prnf "lba: %d\n", lba
prnf "lpage: %d\n", lpage
//wdmx lba, tsize // write from write buffer
rdmx lba, tsize // read to read buffer
//cmp // compare read buffer to original write buffer
endfor
TODO Test
dim sector_range, buffer_size, buffer_offset, lba_size, lpage_size, lpage, lpage_range
// Write the first 2 lpages
lba_range = 8 // must be divisible by tsize
buffer_offset = 0 // buffer offset in bytes
// calculations
lba_size = 512 // lba size in bytes
lpage_size = 4096 // lpage size in bytes (4k)
lpage_lba_ratio = lpage_size / lba_size // 8 lbas per lpage
lba_range = lpage_range * lpage_lba_ratio // number of lbas in target range
tsize = 8 // lba count transfer size
// 4k transfer size 8 = 4k / 512 (lpage_size / lba_size)
buffer_size = lba_range * 512 // size in bytes
fillset "write", sector_range, buffer_offset
patr "write" // r for random fill
//patf "write" // f for FF fill
//patz "write" // z for 00 fill
for (lpage = 0 ; lpage < lpage_range ; lpage += 1)
lba = lpage * 8
prnf "lba: %d", lba
prnf " / %d - ", max_lba
prnf "lpage: %d", lpage
prnf " / %d\n", max_lpage
wdmx lba, tsize // write from write buffer
rdmx lba, tsize // read to read buffer
cmp // compare read buffer to original write buffer
endfor
Notes
// Hold on Error
HALTERR ON
// set buffer size [buffername] [buffer in byte size], [offset]
fillset "write", 512 * 8 , 0
// fill buffer with "FF"
patf "write"
// fill buffer with "00"
patz "write"
// fill buffer with random
patr "write"
// write buffer
wdma 0, 8
// read buffer
rdma 0, 8
// compare buffers, to verify
cmp
// printing
some_number = 100
prns "print string"
prnl some_number
prnsl "print string", some_number
prnsr "don't new line" // 'r' can be added to above
totallba # total LBAs
for (i=1 ; i<10; i+=1)
endfor
for (i=0 ; i<1000 ; i+=1)
//prnsl "count: ", i
rdma 0, 8
endfor
fillset "write", 512 * 64, 0
patr "write"
wdma 1024, 64
rdma 1024, 64
cmp
fillset "write", 512 * 8, 0
patr "write"
wdma 0, 8
rdma 0, 8
cmp
fillset "write", 512 * 8, 0
patr "write"
wdma 0, 8
rdma 0, 8
cmp
for (i=0 ; i<1000 ; i+=1)
//prnsl "count: ", i
rdma 0, 1024
cmp
endfor
h d d - hip debug dump
h d c - clear
// read buffer
//rdma 0, 8
// Uninitialized Reads - size/alignment=4k pattern=0x00000000 sequential entire range.
for (i=0 ; i<totallba ; i+=1)
prnsl "lba: ", i
rdma i, 8
endfor
// READ DMA
// lba - starting address
// lenght - number of sectors (from 0 to 255)
RDMA lba, length
// LBAMODE
lbamode on // or off
// read lba 0 - 1000 times
for (i=0 ; i<1000 ; i+=1)
prnsl "count: ", i
rdma 0, 8
endfor
got to 32 blocks and died
0x11680300
h d d
h d c
// Uninitialized Reads - size/alignment=4k pattern=0x00000000 sequential entire range.
for (i=0 ; i<totallba/8 ; i+=1)
prnsl "lba: ", i
rdma i*8, 8
endfor
for (j=0 ; j<= 10 ; i+=1)
for (i=0 ; i<=32 ; i+=1)
prnsl "lba: ", i
rdma i*8, 8
endfor
endfor
fillset "write", 512 * 8 * 32, 0
patr "write"
for (i=0 ; i<=32 ; i+=1)
wdma i*8, 8
endfor
fillset "write", 512 * 8 * 33, 0
patr "write"
for (i=0 ; i<=32 ; i+=1)
wdma i*8, 8
endfor
for (j=0 ; j<= 10 ; i+=1)
for (i=0 ; i<=32 ; i+=1)
//prnsl "lba: ", i
rdma i*8, 8
cmp
endfor
endfor
dim maxlpage, lba
maxlpage=32
for (j=0 ; j<= 1000 ; i+=1)
i = rand % maxlpage + 1
lba = i*8
prnsl "lba: ", lba
rdma lba, 8
cmp
endfor
// 4k read
rdma 0, 8
// 8k read
rdma 0, 16
// 128k read from lba 0 - fails as it goes beyond lba 0 (128k/512=256)
rdma 0, 256
// 1M read from lba 0 - fails as it goes beyond lba 0 (1M/512=2048)
// 128k read from lba 256 - fails as it goes beyond lpage 256 (128k/512=256)
rdma 32*8, 256
// extended mode read 4k/512=8
rdmx 0, 8
// 1M from lba 0 1M/512=2048
rdmx 0, 2048
// 1M from lba 0 1M/512=2048
rdmx 0, 2048
# fails to respond
rdmx 33*8, 8
# fails to respond - max lba 256
rdmx 32*8, 16
// Uninitialized Reads - size/alignment=4k pattern=0x00000000 sequential entire range.
for (i=0 ; i<totallba/8 ; i+=1)
lba = i*8
prnsl "lba: ", lba
rdmx lba, 8
endfor
# success: 4k read to lba 256
rdmx 32*8, 8
# crashes: 4k read to lba 264
rdmx 33*8, 8
# crashes: 16k read to lba 256
rdmx 32*8, 16
# crashes: 4k read to lpage 50
rdma 50*8, 8
HALTERR ON
for (i=1 ; i<1000 ; i+=1)
fillset "write", 512 * 64, 0
patr "write"
prnsl "write: ", i
wdma 0, 8
rdma 0, 8
cmp
endfor
344 - safe
345 - dead
prnf "test %d", 2 // does not put new line
prnf "test %d\n", 2
dim lba, lpage
HALTERR ON
for (lpage=0 ; lpage<1000 ; lpage+=1)
lba = lpage * 8
fillset "write", 512 * 8, 0
patr "write"
prnf "lba: %d /", lba
prnf "lpage: %d", lpage
wdma lba, 8
rdma lba, 8
cmp
endfor
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