From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <39D0C2C5.6BC5153@mvista.com> Date: Tue, 26 Sep 2000 11:37:41 -0400 From: Dan Malek MIME-Version: 1.0 To: Ruedi.Hofer@ascom.ch CC: linuxppc-embedded@lists.linuxppc.org, kernel@linux01.hasler.ascom.ch Subject: Re: Limon & PowerQUICC II, Booting the kernel References: <0G1G0093N5EZUI@pmdf-it.hasler.ascom.ch> Content-Type: text/plain; charset=us-ascii Sender: owner-linuxppc-embedded@lists.linuxppc.org List-Id: Ruedi.Hofer@ascom.ch wrote: > After I've loaded the kernel I can see the kernel in the RAM from addr 0. I don't know what limon does, but zImage doesn't load at address 0...... > limon> debug > limon> dw > 00000000 48000005 7c6b1b78 7cb92b78 38600040 H...|k.x|.+x8`.@ > 00000010 7c600124 3c800040 60840000 7c6802a6 |`.$<..@`...|h.. > 00000020 3863fffc 7c681b78 7c032000 40820028 8c..|h.x|. .@..( > 00000030 3c800040 60840000 3ca00040 60a5b274 <..@`...<..@`..t > 00000040 38a50003 7ca42850 54a5f0be 7ca72b78 8...|.(PT...|.+x If this is really address zero, these instructions are left over from the last kernel boot. > 2. Is the start address 0 correct? No. > 3. Some data are transferred from limon to the kernel. > - Does Limon handle this correctly? > - Where are these data located? I don't know. On the PQ-II (8260), the zImage should be loaded at or above 0x900000, then jump to that address. The code will relocate, uncompress and start the kernel. -- Dan ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/