Date: Tue, 14 Feb 2012 18:44:45 -0800 From: YongHyeon PYUN <pyunyh@gmail.com> To: Matt Renzelmann <mjr@cs.wisc.edu> Cc: freebsd-net@freebsd.org Subject: Re: 8139 driver question Message-ID: <20120215024445.GA1340@michelle.cdnetworks.com> In-Reply-To: <003101cce1b8$fe7def80$fb79ce80$@cs.wisc.edu> References: <003101cce1b8$fe7def80$fb79ce80$@cs.wisc.edu>
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On Thu, Feb 02, 2012 at 08:43:09AM -0600, Matt Renzelmann wrote: > Hello, > > This will seem a bit off the wall, but I just noticed a discrepancy between the > registers defined in the pci/if_rlreg.h directory and those specified on the > RealTek datasheets for the antique RealTek 8139. > > In particular, as defined in the header, the registers in question are: > #define RL_CFG0 0x0051 /* config register #0 */ > #define RL_CFG1 0x0052 /* config register #1 */ > #define RL_CFG2 0x0053 /* config register #2 */ > #define RL_CFG3 0x0054 /* config register #3 */ > #define RL_CFG4 0x0055 /* config register #4 */ > #define RL_CFG5 0x0056 /* config register #5 */ > > The RealTek data sheets for the 8139, however, all indicate that these should be > set to something like this: > #define RL_CFG0 0x0051 /* config register #0 */ > #define RL_CFG1 0x0052 /* config register #1 */ > // No Config2 > #define RL_CFG3 0x0059 /* config register #3 */ > #define RL_CFG4 0x005A /* config register #4 */ > #define RL_CFG5 0x00D8 /* config register #5 */ > > The datasheets I'm referencing are available here: > http://realtek.info/pdf/ > > Specifically: > http://realtek.info/pdf/rtl8139d.pdf > http://realtek.info/pdf/rtl8139cp.pdf > > I believe the registers currently used apply to the 8169, but not necessarily > the 8139 family -- can someone, hopefully easily, verify that the 8139 driver is > using the right registers? The 8139 series may need the slightly different > values used above to enable functionality like wake-on-lan. > Thanks for letting me know that. As you said RTL8139/RTL8139C+ use different config registers and it may affect WOL functionality. When I implemented WOL on rl(4), I remember WOL worked at that time. After reading your mail, I wonder how it would have worked at that time. :-( Thanks. > Thanks and regards, > Matt
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