Welcome, Guest. Please login or register.

Author Topic: One for 680x0 experts - move16 issues...  (Read 6747 times)

Description:

0 Members and 1 Guest are viewing this topic.

Offline patrik

Re: One for 680x0 experts - move16 issues...
« on: May 22, 2005, 06:54:46 PM »
@Framiga:

Just post it here so we all can see :=).


/Patrik
 

Offline patrik

Re: One for 680x0 experts - move16 issues...
« Reply #1 on: May 24, 2005, 12:33:24 AM »
CyberStormPPC(060@50MHz) + CyberVisionPPC:
Surface width: 640, height: 480, modulus: 0

Surface hwWidth: 640, hwHeight: 480
Test data pixel format

Bytes   : 2, endian native
Bits    : A[  0] R[  5] G[  6] B[  5]
Offsets : A[  0] R[ 11] G[  5] B[  0]
Maxima  : A[  0] R[ 31] G[ 63] B[ 31]

Window pixel format

Bytes   : 2, endian native
Bits    : A[  0] R[  5] G[  6] B[  5]
Offsets : A[  0] R[ 11] G[  5] B[  0]
Maxima  : A[  0] R[ 31] G[ 63] B[ 31]


Locking enabled. No task switches or interrupts during iterations.

68040/060 detected. MOVE16 based tests will be performed.
Results (negative value indicates glitches were observed

Read RAM      : 47892.42 K/sec
Write RAM     : 38258.97 K/sec
Write RAM(C)  : 27613.75 K/sec
Write RAM(16) : 43855.58 K/sec
RAM->RAM      : 23149.21 K/sec
RAM->RAM(C)   : 12955.79 K/sec
RAM->RAM(OS)  : 21271.21 K/sec
RAM->RAM(16)  : 27232.07 K/sec

-------------------------------

Read VRAM     : 6197.98 K/sec
Write VRAM    : 19459.75 K/sec
Write VRAM(C) : 5740.48 K/sec
Write VRAM(16): 16227.62 K/sec
RAM->VRAM     : 13894.56 K/sec
RAM->VRAM(C)  : 6426.90 K/sec
RAM->VRAM(OS) : 13680.40 K/sec
RAM->VRAM(16) : 13320.74 K/sec
RAM->VRAM(SC0): 10787.77 K/sec
RAM->VRAM(SC2): 9974.31 K/sec
RAM->VRAM(SC4): 10787.71 K/sec
RAM->VRAM(SC6): 9976.13 K/sec
RAM->VRAM(SC8): 10782.86 K/sec

-------------------------------

VRAM->RAM     : 6448.74 K/sec
VRAM->RAM(16) : 6507.22 K/sec

-------------------------------

Conversion    : 13894.99 K/sec [output bandwidth]
Conversion    : 7114236.87 pix/sec

Conversion attained  100.00% copy speed


/Patrik
 

Offline patrik

Re: One for 680x0 experts - move16 issues...
« Reply #2 on: May 24, 2005, 05:58:07 PM »
Also forgot to mention some stuff:
My 604e is a 200MHz model and the CyberStormPPC itself is the earlier model with no RAM precharge option. Other than that - my RAM-settings are set to the lowest latency for both the 060 and the 604e. The CyberVisionPPC is not clocked.


/Patrik