linux-stable.git/arch/xtensa/kernel/head.S, branch v3.8 Linux kernel stable tree xtensa: initialize CPENABLE SR when core has one 2012-12-19T05:10:25+00:00 Max Filippov jcmvbkbc@gmail.com 2012-12-10T21:26:23+00:00 eab5e7a79d1bb3d607dabf022bfad9f46d1e3ac8 XCHAL_CP_NUM is defined in variant/tie.h and it is not included by head.S, leaving CPENABLE register uninitialised. XCHAL_HAVE_CP is defined in variant/core.h to 1 when core has CPENABLE SR. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Chris Zankel <chris@zankel.net> 
XCHAL_CP_NUM is defined in variant/tie.h and it is not included by
head.S, leaving CPENABLE register uninitialised. XCHAL_HAVE_CP is
defined in variant/core.h to 1 when core has CPENABLE SR.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
xtensa: reset all timers on initialization 2012-12-19T05:10:25+00:00 Max Filippov jcmvbkbc@gmail.com 2012-12-10T21:26:22+00:00 79fcf52ba0dbcb9888812113df2d7248b41e9af1 There are XCHAL_NUM_TIMERS, reset them all. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Chris Zankel <chris@zankel.net> 
There are XCHAL_NUM_TIMERS, reset them all.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
xtensa: initialize atomctl SR 2012-12-19T05:10:22+00:00 Max Filippov jcmvbkbc@gmail.com 2012-11-19T03:00:41+00:00 c622b29d1f38021411965b7e0170ab055551b257 In order to use S32C1I instruction on cores with ATOMCTL SR the register must be properly initialized. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Chris Zankel <chris@zankel.net> 
In order to use S32C1I instruction on cores with ATOMCTL SR the register
must be properly initialized.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
xtensa: provide proper assembler function boundaries with ENDPROC() 2012-12-19T05:10:20+00:00 Chris Zankel chris@zankel.net 2012-11-17T00:16:20+00:00 d1538c4675f37d0eeb34bd38bec798b3b29a5a7e Use ENDPROC() to mark the end of assembler functions. Signed-off-by: Chris Zankel <chris@zankel.net> 
Use ENDPROC() to mark the end of assembler functions.

Signed-off-by: Chris Zankel <chris@zankel.net>
xtensa: reorganize SR referencing 2012-10-16T04:48:08+00:00 Max Filippov jcmvbkbc@gmail.com 2012-10-14T23:55:38+00:00 bc5378fcba974317f9657c4fdc78af227e1e1068 - reference SRs by names where possible, not by numbers; - get rid of __stringify around SR names where possible; - remove unneeded SR names from asm/regs.h; - add SREG_ prefix to remaining SR names; Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Chris Zankel <chris@zankel.net> 
- reference SRs by names where possible, not by numbers;
- get rid of __stringify around SR names where possible;
- remove unneeded SR names from asm/regs.h;
- add SREG_ prefix to remaining SR names;

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
xtensa: Fixes due to bss boundary symbol name changes. 2010-05-02T06:05:29+00:00 Chris Zankel chris@zankel.net 2010-05-02T06:05:29+00:00 8b307f9c471c7d198070227be26007258b43140e The bss start and end symbols have changed to __bss_start and __bss_stop. Signed-off-by: Chris Zankel <chris@zankel.net> 
The bss start and end symbols have changed to __bss_start and __bss_stop.

Signed-off-by: Chris Zankel <chris@zankel.net>
Use macros for .bss.page_aligned section. 2009-09-21T04:27:08+00:00 Tim Abbott tabbott@ksplice.com 2009-09-20T22:14:14+00:00 02b7da37f7acd49277dea1481dc0c5c246c09732 This patch changes the remaining direct references to .bss.page_aligned in C and assembly code to use the macros in include/linux/linkage.h. Signed-off-by: Tim Abbott <tabbott@ksplice.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Acked-by: Paul Mundt <lethal@linux-sh.org> Cc: Chris Zankel <chris@zankel.net> Signed-off-by: Sam Ravnborg <sam@ravnborg.org> 
This patch changes the remaining direct references to
.bss.page_aligned in C and assembly code to use the macros in
include/linux/linkage.h.

Signed-off-by: Tim Abbott <tabbott@ksplice.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Acked-by: Paul Mundt <lethal@linux-sh.org>
Cc: Chris Zankel <chris@zankel.net>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
xtensa: convert to use __HEAD and HEAD_TEXT macros. 2009-04-26T16:20:38+00:00 Tim Abbott tabbott@MIT.EDU 2009-04-26T02:10:57+00:00 0ebdcb4d0480d1b8219cf5f9eab0fb5d889af0ad Signed-off-by: Tim Abbott <tabbott@mit.edu> Cc: Chris Zankel <chris@zankel.net> Acked-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 
Signed-off-by: Tim Abbott <tabbott@mit.edu>
Cc: Chris Zankel <chris@zankel.net>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
xtensa: make startup code discardable 2009-04-03T06:45:35+00:00 Daniel Glöckner dg@emlix.com 2009-03-11T13:15:11+00:00 06a7476be78c58a5ee0f4b4cc4acf43800087d52 Move it from .text to .init.text to get rid of it after boot and prevent illegal section references. Signed-off-by: Daniel Glöckner <dg@emlix.com> Signed-off-by: Chris Zankel <chris@zankel.net> 
Move it from .text to .init.text to get rid of it after boot and
prevent illegal section references.

Signed-off-by: Daniel Glöckner <dg@emlix.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
xtensa: nommu support 2009-04-03T06:41:50+00:00 Johannes Weiner jw@emlix.com 2009-03-04T15:21:31+00:00 e5083a63b6a8546c5fe1e571fe529e3939787ec2 Add support for !CONFIG_MMU setups. Signed-off-by: Johannes Weiner <jw@emlix.com> Signed-off-by: Chris Zankel <chris@zankel.net> 
Add support for !CONFIG_MMU setups.

Signed-off-by: Johannes Weiner <jw@emlix.com>
Signed-off-by: Chris Zankel <chris@zankel.net>