Re: [Fastboot] Re: [PATCH] Kdump docs.

["Randy.Dunlap" <rddunlap@osdl.org>]

On Fri, 29 Apr 2005 10:37:29 +0530 Vivek Goyal wrote:

| Hi Randy,
| 
| > +  A) First kernel:
| > +   a) Enable "kexec system call" feature (in Processor type and features).
| > +	CONFIG_KEXEC=y
| > +   b) This kernel's physical load address should be the default value of
| > +      0x100000 (0x100000, 1 MB) (in Processor type and features).
| > +	CONFIG_PHYSICAL_START=0x100000
| > +   c) Enable "sysfs file system support" (in Pseudo filesystems).
| > +	CONFIG_SYSFS=y
| > +   d) Boot into first kernel with the command line parameter "crashkernel=Y@X".
| > +      Use appropriate values for X and Y. Y denotes how much memory to reserve
| > +      for the second kernel, and X denotes at what physical address the reserved
| > +      memory section starts. For example: "crashkernel=64M@16M".
| > +
| > +  B) Second kernel:
| > +   a) Enable "kernel crash dumps" feature (in Processor type and features).
| > +	CONFIG_CRASH_DUMP=y
| > +   b) Specify a suitable value for "Physical address where the kernel is
| > +      loaded" (in Processor type and features). Typically this value
| > +      should be same as X (See option b) above, e.g., 16 MB or 0x1000000.
| 
| Should above line be as follows.
| "should be same as X (See option d) above."

Yes, thanks for catching that.  Now how to update it....?

| This will make clear what is X and what should be the new value of 
| CONFIG_PHYSICAL_START. 


---
~Randy
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