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60 Commits

Author SHA1 Message Date
Ley Foon Tan
4182de9e63 nios2: Time keeping 
Add time keeping code for nios2.

Signed-off-by: Ley Foon Tan <lftan@altera.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
 2014-12-08 12:56:01 +08:00
Ley Foon Tan
95acd4c7b6 nios2: Device tree support 
Add device tree support to arch/nios2.

Signed-off-by: Ley Foon Tan <lftan@altera.com>
 2014-12-08 12:56:01 +08:00
Ley Foon Tan
b53e906d25 nios2: Signal handling support 
This patch adds support for signal handling.

Signed-off-by: Ley Foon Tan <lftan@altera.com>
 2014-12-08 12:55:59 +08:00
Ley Foon Tan
1000197d80 nios2: System calls handling 
This patch adds support for system calls from userspaces. It uses the
asm-generic/unistd.h definitions with architecture spcific syscall.
The sys_call_table is just an array defined in a C file and it contains
pointers to the syscall functions.

Signed-off-by: Ley Foon Tan <lftan@altera.com>
 2014-12-08 12:55:58 +08:00
Ley Foon Tan
f27ffc751c nios2: Interrupt handling 
This patch adds the support for IRQ handling.

Signed-off-by: Ley Foon Tan <lftan@altera.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
 2014-12-08 12:55:55 +08:00
Ley Foon Tan
71995e4d00 nios2: Process management 
This patch adds support for thread creation and context switching.

Signed-off-by: Ley Foon Tan <lftan@altera.com>
 2014-12-08 12:55:53 +08:00
Ley Foon Tan
771a0163c0 nios2: Traps exception handling 
This patch contains traps exception handling.

Signed-off-by: Ley Foon Tan <lftan@altera.com>
 2014-12-08 12:55:50 +08:00
Ley Foon Tan
82ed08dd1b nios2: Exception handling 
This patch contains the exception entry code (kernel/entry.S) and
misaligned exception.

Signed-off-by: Ley Foon Tan <lftan@altera.com>
 2014-12-08 12:55:50 +08:00
Ley Foon Tan
27d22413e6 nios2: Kernel booting and initialization 
This patch adds the kernel booting and the initial setup code.

Signed-off-by: Ley Foon Tan <lftan@altera.com>
 2014-12-08 12:55:49 +08:00
Ley Foon Tan
39b505cb79 nios2: Assembly macros and definitions 
This patch add assembly macros and definitions used in
the .S files across arch/nios2/ and together with asm-offsets.c.

Signed-off-by: Ley Foon Tan <lftan@altera.com>
 2014-12-08 12:55:49 +08:00