I should state, I am looking at the MPC8360ERM.pdf Rev 2.0 -Russ
> -----Original Message----- > From: Russell McGuire [mailto:[EMAIL PROTECTED] > Sent: Friday, February 01, 2008 1:03 PM > To: 'Kumar Gala' > Cc: '[email protected]' > Subject: RE: 83xx immap_qe.h -> SIR type def error? > > Kumar, > > Yes in the main memeory map they are just listed as 1K RAM blocks. > However, in the UM Section 36.6.1 <pg 36-12 or pg 1728 in the PDF>. > > It gives the breakout for the RAM, which clearly indicates 16 bit fields. > <Here is a short clip from Figure 36-8> > > Access: Read/Write > 0 1 2 3 4 5 6 7 10 11 13 14 15 > MCC SWTR SSEL 1 SSEL 2 SSEL 3 SSEL 4 SGS CSEL CNT BYT LST > Figure 36-8. SI RAM Entry for UCC > > Honest, mistake as if I were writing the header file I'd not have time to > ready all 2000+ pages of the UM. We find these only as somebody goes in an > tries to use them. > And I am guessing not a lot of customers use the SI block. > > -Russ > > -----Original Message----- > > From: Kumar Gala [mailto:[EMAIL PROTECTED] > > Sent: Friday, February 01, 2008 6:56 AM > > To: [EMAIL PROTECTED] > > Cc: [email protected] > > Subject: Re: 83xx immap_qe.h -> SIR type def error? > > > > > > On Feb 1, 2008, at 5:47 AM, Russell McGuire wrote: > > > > > All Freescale, > > > > > > Not sure if this is the place to post this, but I have run across > > > what I > > > consider to be a possible type error in the immap_qe.h file, for the > > > asm/powerpc branch. > > > > > > In the file immap_qe.h > > > > > > /* SI Routing Tables */ > > > struct sir { > > > u8 tx[0x400]; > > > u8 rx[0x400]; > > > u8 res0[0x800]; > > > } > > > > > > Shouldn't these types be defined as __be16 ? > > > > > > According to the Freescale manual this is a 16 bit field, not an 8-bit > > > field. > > > > > > Spent an hour trying to figure out why I couldn't fill this field > > > out with > > > upper 8 bits last night. > > > > > > Thoughts? > > > > I'm guessing it was done this way since they are just looked as base > > offsets. Where in the UM do you see anything about them being 16-bit > > quantities? (I'm really know little about this). > > > > - k _______________________________________________ Linuxppc-embedded mailing list [email protected] https://ozlabs.org/mailman/listinfo/linuxppc-embedded
