Liu HongXun-a16975 wrote: > Hi, Matthew and all, > The MPC 857T is just the same as MPC 860T, except some little revisions. > The linux we used is hhl 2.0, lsp for RPXLite. > MPC 857T ran at 50MHZ and the bus frequency is 50MHZ. > I set this value as follow: > #define M8XX_BUSFREQ (50 * 1000000)
The rpx-lite is an 823e. You should start with the rpx-cllf lsp which is a 860. However, assuming you don't have pci the io base of 0x8000000 will work fine. I have only tested Slot A on an 860 board (cllf from EP). > > Am I mising anything here? > Thanks a lot > rolf > > -----Original Message----- > From: Matthew Locke [mailto:mlocke at mvista.com] > Sent: 2002?1?5? 3:40 > To: Liu HongXun-a16975 > Cc: linuxppc-embedded at lists.linuxppc.org > Subject: Re: Question on the pcmcia module for ppc > > > Liu HongXun-a16975 wrote: > > >>Hi, all, >>I worked on the PCMCIA module for my MPC 857T based board. >>I downloaded the pcmcia-cs 3.1.29 and modified the file modules/m8xx_pcmcia.c. >>My board uses the SLOT B. What I did are just like the (F)ADS and RPXLite. >>I compiled the resulted pcmcia module and loaded them into linux kernel using >>"insmod". >>1. insmod pcmcia_core.o >>2. insmod m8xx_pcmcia.o >>3. insmod ds.o >>Here comes the problem. >>When I inserted ds.o, the driver tells me that "cs: socket 0 timed out during >>reset" >>I looked through the source code and the debug info. >>I found that a lot of the same messages as follows: >>GetStatus(0) = 0x190 >>... >>Such info come from m8xx_pcmcia.c/m8xx_get_status. It seems that someone >>is not satisfied with the above return value and " get status " again and >>again. >>Then it quit. >> >>Any suggestions are highly appreciated! >>Thanks a lot >> > > > I'm not familiar with the 857T pcmcia, perhaps the timing is different. > Check the timing calculation functions against the 857T UM. > ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
