Lines Matching full:boot
23 - Once enabled through kernel boot parameter, FADump can be
47 kernel during early boot.
50 low memory regions (boot memory) from source to destination area.
54 The term 'boot memory' means size of the low memory chunk
55 that is required for a kernel to boot successfully when
56 booted with restricted memory. By default, the boot memory
58 Alternatively, user can also specify boot memory size
59 through boot parameter 'crashkernel=' which will override
61 boot memory size is not sufficient for second kernel to
62 boot successfully. For syntax of crashkernel= parameter,
66 for boot memory dump preservation in case of a crash.
68 - After the low memory (boot memory) area has been saved, the
74 (rtas/ibm,kernel-dump on pSeries or ibm,opal/dump/mpipl-boot
76 there is crash data available from a previous boot. During
77 the early boot OS will reserve rest of the memory above
78 boot memory size effectively booting with restricted memory
109 capture kernel boot to process this crash data. Kernel config
126 During boot, a check is made to see if firmware supports
129 then everything but boot memory size of RAM is reserved during
130 early boot (See Fig. 2). This area is released once we finish
137 hold CPU state, HPTE region, boot memory dump, FADump header and
138 elfcore header, is usually reserved at an offset greater than boot
141 for a copy of the boot memory content in addition to CPU state and
157 0 boot memory size |<--- Reserved dump area --->| |
167 Boot memory content gets transferred | |
186 0 boot memory size |
195 kernel to boot
221 2. Boot into linux kernel with 'fadump=on' kernel cmdline option.
223 Alternatively, user can boot linux kernel with 'fadump=nocma' to
226 to specify size of the memory to reserve for boot memory dump
232 for boot memory dump preservation.
334 accurate boot memory size that is required for a kernel to
335 boot successfully when booted with restricted memory.