Date: Fri, 27 Aug 2010 03:10:42 -0500 From: Jim Bryant <kc5vdj.freebsd@gmail.com> To: Hans Petter Selasky <hselasky@c2i.net> Cc: freebsd-usb@freebsd.org Subject: Re: imon vfd driver complexity question Message-ID: <4C777302.7070108@gmail.com> In-Reply-To: <201008270918.58584.hselasky@c2i.net> References: <4C776684.6000707@gmail.com> <201008270918.58584.hselasky@c2i.net>
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will do, thanks. as far as alignment, i'll try to align on 64 for more efficient intel/amd. and there shall be no holy wars, all values are broken down to bytes or nybbles, peace shall prevail. buffer lengths are fixed at 8 bytes. Hans Petter Selasky wrote: > On Friday 27 August 2010 09:17:24 Jim Bryant wrote: > >> unsigned char >> > > Try to use the: > > uint8_t > uint16_t > uint32_t > > int8_t > int16_t > int32_t > > types when describing data types. Also think about endianness and that 32-bit > reads/writes must be 32-bit aligned. Else use UGETDW() and similar functions. > > --HPS > >
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