On Aug 15, 2007, at 8:59 AM, mike zheng wrote: > I use BDI to debug these two instructions. And here are the output > of BDI just before the "rfi". The content of R6, R7 is different > from SRR0(SPR26) and SRR1(SPR27).
I see you have not printed the pc/nia once you stop. Are you sure you're stopped where you think? Please check this. -B > > cds8548>res run > > - TARGET: processing user reset request > > - BDI asserts HRESET > > - Reset JTAG controller passed > > - JTAG exists check passed > > - IDCODE is 0x0003901D > > - SVR is 0x80390011 > > - PVR is 0x80210010 > > - CCSRBAR is 0x0_ff700000 > > - BDI removes HRESET > > - TARGET: Target PVR is 0x80210010 > > - TARGET: resetting target passed > > cds8548>halt > > Target CPU : MPC85xx (e500v2 rev.1) > > Target state : halted > > Debug entry cause : COP halt > > Current PC : 0xfff82560 > > Current CR : 0x88000042 > > Current MSR : 0x00021200 > > Current LR : 0xfff8aa4c > > Current CCSRBAR : 0x0_e0000000 > > cds8548>ci > > cds8548>bi 0x0000015c > > Breakpoint identification is 0 > > cds8548>go > > - TARGET: stopped > > cds8548>rd > > GPR00: 00000000 0ffabd20 00000200 00000008 > > GPR04: 00000000 00000001 00000020 00000160 > > GPR08: 1f8b0808 00000148 0ffabace 0ffe08b0 > > GPR12: 00000006 764deddb 10000300 007fff00 > > GPR16: 00000001 ffffffff 007fff25 0ffff9d8 > > GPR20: 007ffeb0 00000000 0fffaa3c 0ffae490 > > GPR24: 00000000 00000003 02000040 007fff25 > > GPR28: 007fff00 0ffab3b8 0fcd6000 007ffeb0 > > CR : 24024022 MSR: 00021200 > > cds8548>rdspr 26 > > SPR 26 : 0xfff81300 - 519424 > > cds8548>rdspr 27 > > SPR 27 : 0x00001000 4096 > > cds8548> > > > > > > > On 8/14/07, Andy Fleming <[EMAIL PROTECTED]> wrote: > On Aug 14, 2007, at 15:21, mike zheng wrote: > > > > > Hi All, > > > > I am trying to bring up MPC8548 CDS board on 2.4 kernel. I have > > problem in the head_e500.S. The "mtspr SRR0, r7; mtspr SRR1 r6" > > does not work for me. The content of R7 and R6 are not moved to > > SRR0 and SRR1. I am using the tool-chain from Freescale for 2.6 > > kernel. > > > > Any idea on this issue? > > Just to check...how do you know it doesn't work? > > Andy > > _______________________________________________ > Linuxppc-embedded mailing list > [email protected] > https://ozlabs.org/mailman/listinfo/linuxppc-embedded _______________________________________________ Linuxppc-embedded mailing list [email protected] https://ozlabs.org/mailman/listinfo/linuxppc-embedded
