swsusp & acpi_sleep: configuration issues

Pavel Machek (pavel@ucw.cz)
Wed, 4 Dec 2002 13:59:54 +0100


Hi!

This moves CONFIG_SOFTWARE_SUSPEND where it belongs, and makes
ACPI_SLEEP depend on it to prevent compile problems. Please apply,

Pavel

--- clean/arch/i386/Kconfig 2002-11-29 21:16:30.000000000 +0100
+++ linux-swsusp/arch/i386/Kconfig 2002-11-29 21:29:34.000000000 +0100
@@ -789,8 +789,6 @@

menu "Power management options (ACPI, APM)"

-source "drivers/acpi/Kconfig"
-
config PM
bool "Power Management support"
---help---
@@ -811,6 +809,37 @@
will issue the hlt instruction if nothing is to be done, thereby
sending the processor to sleep and saving power.

+config SOFTWARE_SUSPEND
+ bool "Software Suspend (EXPERIMENTAL)"
+ depends on EXPERIMENTAL && PM
+ ---help---
+ Enable the possibilty of suspendig machine. It doesn't need APM.
+ You may suspend your machine by 'swsusp' or 'shutdown -z <time>'
+ (patch for sysvinit needed).
+
+ It creates an image which is saved in your active swaps. By the next
+ booting the, pass 'resume=/path/to/your/swap/file' and kernel will
+ detect the saved image, restore the memory from
+ it and then it continues to run as before you've suspended.
+ If you don't want the previous state to continue use the 'noresume'
+ kernel option. However note that your partitions will be fsck'd and
+ you must re-mkswap your swap partitions/files.
+
+ Right now you may boot without resuming and then later resume but
+ in meantime you cannot use those swap partitions/files which were
+ involved in suspending. Also in this case there is a risk that buffers
+ on disk won't match with saved ones.
+
+ SMP is supported ``as-is''. There's a code for it but doesn't work.
+ There have been problems reported relating SCSI.
+
+ This option is about getting stable. However there is still some
+ absence of features.
+
+ For more information take a look at Documentation/swsusp.txt.
+
+source "drivers/acpi/Kconfig"
+
config APM
tristate "Advanced Power Management BIOS support"
depends on PM
@@ -1516,35 +1545,6 @@

menu "Kernel hacking"

-config SOFTWARE_SUSPEND
- bool "Software Suspend (EXPERIMENTAL)"
- depends on EXPERIMENTAL && PM
- ---help---
- Enable the possibilty of suspendig machine. It doesn't need APM.
- You may suspend your machine by 'swsusp' or 'shutdown -z <time>'
- (patch for sysvinit needed).
-
- It creates an image which is saved in your active swaps. By the next
- booting the, pass 'resume=/path/to/your/swap/file' and kernel will
- detect the saved image, restore the memory from
- it and then it continues to run as before you've suspended.
- If you don't want the previous state to continue use the 'noresume'
- kernel option. However note that your partitions will be fsck'd and
- you must re-mkswap your swap partitions/files.
-
- Right now you may boot without resuming and then later resume but
- in meantime you cannot use those swap partitions/files which were
- involved in suspending. Also in this case there is a risk that buffers
- on disk won't match with saved ones.
-
- SMP is supported ``as-is''. There's a code for it but doesn't work.
- There have been problems reported relating SCSI.
-
- This option is about getting stable. However there is still some
- absence of features.
-
- For more information take a look at Documentation/swsusp.txt.
-
config DEBUG_KERNEL
bool "Kernel debugging"
help
--- clean/drivers/acpi/Kconfig 2002-11-01 00:37:09.000000000 +0100
+++ linux-swsusp/drivers/acpi/Kconfig 2002-11-23 21:16:32.000000000 +0100
@@ -58,8 +58,7 @@

config ACPI_SLEEP
bool "Sleep States"
- depends on X86 && ACPI && !ACPI_HT_ONLY
- default SOFTWARE_SUSPEND
+ depends on X86 && ACPI && !ACPI_HT_ONLY && SOFTWARE_SUSPEND
---help---
This option adds support for ACPI suspend states.

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