13a95c4813
Hexagon: fix register used to call do_work_pending
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ABI v2 callee saves start at R24.
Signed-off-by: Richard Kuo <rkuo@codeaurora.org>
2013-05-07 11:37:53 -05:00
7c6a5df44f
Hexagon: update copyright dates
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Signed-off-by: Richard Kuo <rkuo@codeaurora.org>
2013-04-30 19:40:27 -05:00
3981c4728b
Hexagon: fix up int enable/disable at ret_from_fork
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Check return coming out of check_work_pending, and if copy_thread
passed us a function in r24, call it. Based on feedback from Al
Viro.
Signed-off-by: Richard Kuo <rkuo@codeaurora.org>
2013-04-30 19:40:26 -05:00
7777746c40
Hexagon: add support for single-stepping (v4+)
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Hardware single-step is only available on v4 and later
architectures.
Signed-off-by: Richard Kuo <rkuo@codeaurora.org>
2013-04-30 19:40:25 -05:00
a11e67c261
Hexagon: Signal and return path fixes
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This fixes the return value of sigreturn and moves the work pending check
into a c routine for readability and fixes the loop for multiple pending
signals. Based on feedback from Al Viro.
Signed-off-by: Richard Kuo <rkuo@codeaurora.org>
2013-04-30 19:40:24 -05:00
60c4ba99e0
Hexagon: add support for new v4+ registers
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Add support for a couple new v4+ registers, along with
newer save/restore pt_regs.
Signed-off-by: Richard Kuo <rkuo@codeaurora.org>
2013-04-30 19:40:23 -05:00
d05f06e60d
Merge branch 'arch-frv' into no-rebases
2012-11-16 22:27:58 -05:00
9952185554
hexagon: kernel_thread()/kernel_execve() conversion
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introduce sane current_pt_regs(), use it in syscalls where needed.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-10-23 22:05:21 -04:00
e1858b2a21
Hexagon: Copyright marking changes
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Code Aurora Forum (CAF) is becoming a part of Linux Foundation Labs.
Signed-off-by: Richard Kuo <rkuo@codeaurora.org>
2012-10-18 17:07:21 -05:00
e49ee2906c
Hexagon: Add hypervisor interface
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Signed-off-by: Richard Kuo <rkuo@codeaurora.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-11-01 07:34:19 -07:00
Richard Kuo