[ibis-macro] Re: revision of AMI_Resolve BIRD155

  • From: <fangyi_rao@xxxxxxxxxxx>
  • To: <wkatz@xxxxxxxxxx>, <ibis-macro@xxxxxxxxxxxxx>
  • Date: Tue, 25 Jun 2013 12:42:25 -0600

Hi, Walter;

To facilitate the discussion I constructed the following table for different 
combinations of Dependency_Usage and Usage.



Info

In

InOut

Out

Dep_In

ok

ok

?

Not allowed

Dep_Out

ok

ok

?

Not allowed


Two combinations concern me.

If a parameter has the (Dep_In, InOut) attribute, then there could be circular 
dependency between Resolve and Init.
If a parameter has the (Dep_Out, InOut) attribute, then returned values by 
Resolve and Init could be inconsistent.

Fangyi

From: Walter Katz [mailto:wkatz@xxxxxxxxxx]
Sent: Tuesday, June 25, 2013 11:28 AM
To: RAO,FANGYI (A-USA,ex1); ibis-macro@xxxxxxxxxxxxx
Subject: RE: [ibis-macro] revision of AMI_Resolve BIRD155


All,



I strongly suggest that we have a new parameter leaf "Dependency_Usage" that 
determines what the inputs and outputs of the AMI_Resolve function. The 
following describes the "Dependency_Usage" leaf.



1.      A new optional leaf for all parameters "Dependency_Usage", which can 
have the values "In" or "Out". If "In" then the parameter is an independent 
parameter. If "Out" then the parameter is a dependent parameter.

a.       Usage and Dependency_Usage are independent, except Usage Out cannot 
also have Dependency_Usage.

b.      Any parameter (Reserved or Model Specific) parameter can have 
Dependency_Usage "In" (except if Usage Out) .

c.       Any parameter (Reserved or Model Specific) parameter can have 
Dependency_Usage "Out" (except if Usage Out) . In addition, the following 
parameters cannot have Dependency_Usage "Out".

                                                              i.      The 
following Reserved Parameters

1.      DLL configuration Info parameters

a.       GetWave_Exists

b.      Init_Returns_Impulse

c.       Max_number_of_agressors

d.      AMI_Version

e.       Supporting_Files

f.       ResolveDependentParam_Exists

2.      Parameters filled in by EDA tool

a.       DLL_Path

b.      DLL_id



Walter



-----Original Message-----
From: ibis-macro-bounce@xxxxxxxxxxxxx<mailto:ibis-macro-bounce@xxxxxxxxxxxxx> 
[mailto:ibis-macro-bounce@xxxxxxxxxxxxx] On Behalf Of 
fangyi_rao@xxxxxxxxxxx<mailto:fangyi_rao@xxxxxxxxxxx>
Sent: Tuesday, June 25, 2013 1:34 PM
To: ibis-macro@xxxxxxxxxxxxx<mailto:ibis-macro@xxxxxxxxxxxxx>
Subject: [ibis-macro] revision of AMI_Resolve BIRD155



Hi, All;



Please find the updated BIRD155 for resolving AMI parameter dependency in the 
attachment. Major modifications include



1. Introduce usage type Dep. Parameters to be updated by the AMI_Resolve 
function will have type Dep so that a parameter won't be updated twice by 
AMI_Resolve and AMI_Init. The latter updates Out or InOut parameters.



2. Introduce a second API, AMI_Resolve_Close, to free memory allocated in 
AMI_Resolve. This was suggested by Walter to allow user to call AMI_Resolve 
outside of the AMI flow (w/o subsequent calls to Init/GetWave/Close).



Your input is appreciated.



Thanks,

Fangyi


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