Author: stepan
Date: 2007-10-04 07:37:24 +0200 (Thu, 04 Oct 2007)
New Revision: 503
Modified:
LinuxBIOSv3/Kconfig
LinuxBIOSv3/arch/x86/Makefile
Log:
Fix the config process so that pre-parsing of elf works again. It was broken
(I think) when the PAYLOAD_NONE change was put in.
Signed-off-by: Ronald G. Minnich <[EMAIL PROTECTED]>
Acked-by: Stefan Reinauer <[EMAIL PROTECTED]>
Modified: LinuxBIOSv3/Kconfig
===================================================================
--- LinuxBIOSv3/Kconfig 2007-09-26 19:49:38 UTC (rev 502)
+++ LinuxBIOSv3/Kconfig 2007-10-04 05:37:24 UTC (rev 503)
@@ -53,25 +53,6 @@
help
Append an extra string to the end of the LinuxBIOS version.
-config NOELF
- bool "Don't use ELF for payloads"
- depends EXPERT
- default n
- help
- Until now, LinuxBIOS has used elf for the payload. There are many
problems
- this, not least being the inefficiency -- the ELF has to be
decompressed to
- memory and then the segments have to be copied. Plus, lar can't see
the segments
- in the elf -- to see all segments, you have to extract the elf and
run readelf on it.
- There are problems with collisions of the decompressed ELF location
in memory
- and the segment locations in memory.
- Finally, validation of the ELF is done at run time, once you have
flashed the
- FLASH and rebooted the machine. Boot time is really not the time you
want to find
- out your ELF payload is broken.
- With this option, LinuxBIOS will direct lar to break each elf segment
into a LAR
- entry. ELF will not be used at all. Note that (for now) LinuxBIOS is
backward
- compatible -- if you put an ELF payload in, LinuxBIOS can still parse
it. We hope
- to remove ELF entirely in the future.
-
config BEEPS
bool "Enable beeps upon certain LinuxBIOS events"
depends EXPERT
@@ -113,6 +94,25 @@
prompt "Payload type"
default PAYLOAD_NONE
+config PAYLOAD_PREPARSE_ELF
+ bool "Pre-parse ELF file and convert ELF segments to LAR entries"
+ depends EXPERT
+ default n
+ help
+ Until now, LinuxBIOS has used elf for the payload. There are many
problems
+ this, not least being the inefficiency -- the ELF has to be
decompressed to
+ memory and then the segments have to be copied. Plus, lar can't see
the segments
+ in the elf -- to see all segments, you have to extract the elf and
run readelf on it.
+ There are problems with collisions of the decompressed ELF location
in memory
+ and the segment locations in memory.
+ Finally, validation of the ELF is done at run time, once you have
flashed the
+ FLASH and rebooted the machine. Boot time is really not the time you
want to find
+ out your ELF payload is broken.
+ With this option, LinuxBIOS will direct lar to break each elf segment
into a LAR
+ entry. ELF will not be used at all. Note that (for now) LinuxBIOS is
backward
+ compatible -- if you put an ELF payload in, LinuxBIOS can still parse
it. We hope
+ to remove ELF entirely in the future.
+
config PAYLOAD_ELF
bool "An ELF executable payload file"
help
@@ -137,7 +137,7 @@
config PAYLOAD_FILE
string "Payload path and filename"
- depends PAYLOAD_ELF
+ depends PAYLOAD_ELF || PAYLOAD_PREPARSE_ELF
default "payload.elf"
help
The path and filename of the ELF executable file to use as payload.
Modified: LinuxBIOSv3/arch/x86/Makefile
===================================================================
--- LinuxBIOSv3/arch/x86/Makefile 2007-09-26 19:49:38 UTC (rev 502)
+++ LinuxBIOSv3/arch/x86/Makefile 2007-10-04 05:37:24 UTC (rev 503)
@@ -122,7 +122,7 @@
endif
endif
-ifeq ($(CONFIG_NOELF), y)
+ifeq ($(CONFIG_PAYLOAD_PREPARSE_ELF), y)
PARSEELF = -e
else
PARSEELF =
--
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