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75 Commits

Author SHA1 Message Date
GuanXuetao 4fde87cb13 unicore32: replace unicore32-specific iomap functions with generic lib implementation 
1. define and enable CONFIG_GENERIC_IOMAP
2. define unicore32-specific PCI_IOBASE for asm-generic/io.h
3. define HAVE_ARCH_PIO_SIZE and unicore32-specific PIO_* macros
4. remove all unicore32-specific iomap functions

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Reviewed-and-Acked-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:21 +08:00
GuanXuetao ce443ab5fd unicore32 machine related: add frame buffer driver for pkunity-v3 soc 
change from original version -- by advice of Paul Mundt
1. remove videomemorysize definitions
2. remove unifb_enable and unifb_setup
3. use dev_warn instead of printk in fb driver
4. remove judgement for FB_ACCEL_PUV3_UNIGFX
5. adjust clk_get and clk_set_rate calls
6. add resources definitions
7. remove unifb_option
8. adjust register for platform_device
9. adjust unifb_ops position and unifb_regs assignment position

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Acked-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:20 +08:00
GuanXuetao e5abf78b57 unicore32 io: redefine __REG(x) and re-use readl/writel funcs 
-- by advice of Arnd Bergmann

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:19 +08:00
GuanXuetao bd42aa75b4 unicore32: rename PKUNITY_IOSPACE_BASE to PKUNITY_MMIO_BASE 
for the term IOSPACE normally refers to the PCI PIO space
  -- by advice with Arnd Bergmann

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
 2011-03-17 09:19:17 +08:00
GuanXuetao 3ab457cadd unicore32: remove unused lines in arch/unicore32/include/asm/irq.h 
Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
 2011-03-17 09:19:17 +08:00
GuanXuetao 700598cef8 unicore32 machine related files: pci bus handling 
This patch implements arch-specific pci bus driver.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
 2011-03-17 09:19:15 +08:00
GuanXuetao b08b4f8e63 unicore32 machine related files: hardware registers 
This patch adds all hardware registers definitions.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
 2011-03-17 09:19:14 +08:00
GuanXuetao 70fac51fea unicore32 additional architecture files: boot process 
This patch implements booting process, including uncompression process.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:14 +08:00
GuanXuetao 96cf5185a9 unicore32 additional architecture files: low-level lib: misc 
This patch implements the rest low-level libraries.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Acked-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:13 +08:00
GuanXuetao 77c93b2f23 unicore32 additional architecture files: low-level lib: uaccess 
This patch implements low-level uaccess libraries.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Acked-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:13 +08:00
GuanXuetao 28bab059a2 unicore32 additional architecture files: low-level lib: ocd debug 
This patch implements low-level debug libraries with On-Chip-Debugger hardware support.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Acked-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:12 +08:00
GuanXuetao 6dea1ba1c8 unicore32 additional architecture files: ptrace handling 
This patch adds ptrace support.

Changed from previous version:
    1. disable arch_has_single_step and remove single-step instruction handler
    2. add 'Ross Biro 1/23/92' contributor information
    3. clean unused codes

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Acked-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:12 +08:00
GuanXuetao d9bc15794d unicore32 additional architecture files: float point handling 
This patch implements support for float point unit, which using UniCore-F64 FPU hardware
in UniCore32 ISA.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Acked-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:11 +08:00
GuanXuetao 6490988286 unicore32 additional architecture files: pm related files 
This patch adds pm related files, including hibernate and sleep supports.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Acked-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:11 +08:00
GuanXuetao f864d2f830 unicore32 core architecture: signals handling 
This patch implements signals.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
 2011-03-17 09:19:10 +08:00
GuanXuetao 752bcb4d02 unicore32 core architecture: interrupts ang gpio handling 
This patch implements interrupts and gpio handling.
UniCore32 has 9 gpio interrupt sources.
And gpio device operations are also here.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
 2011-03-17 09:19:10 +08:00
GuanXuetao 02b2ee16cc unicore32 core architecture: timer and time handling 
This patch implements timer and time.
RTC and PWM device drivers are also here.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
 2011-03-17 09:19:10 +08:00
GuanXuetao 10c9c10c31 unicore32 core architecture: mm related: consistent device DMA handling 
This patch implements consistent device DMA handling of memory management.
DMA device operations are also here.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:09 +08:00
GuanXuetao 56372b0b2f unicore32 core architecture: mm related: fault handling 
This patch implements fault handling of memory management.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:09 +08:00
GuanXuetao b50f1704e9 unicore32 core architecture: mm related: generic codes 
This patch includes generic codes for memory management.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:08 +08:00
GuanXuetao f73670e8a5 unicore32 core architecture: process/thread related codes 
This patch implements process/thread related codes. Backtrace and stacktrace are here.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:07 +08:00
GuanXuetao 141c943fd4 unicore32 core architecture: low level entry and setup codes 
This patch implements low level entry and setup codes.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:06 +08:00
GuanXuetao 79725df578 unicore32 core architecture: processor and system headers 
This patch includes processor and system headers. System call interface is here.
We used the syscall interface the same as asm-generic version.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:06 +08:00
GuanXuetao 87c1a3fb7c unicore32 core architecture: generic elf and ksyms stuff 
This patch includes some generic stuff including elf and ksyms.
Because all one-line asm-generic headers are auto-generated by ASM_GENERIC_HEADERS
in arch/unicore32/Makefile, so the rest seems very little.
ELF handling functions and module handling functions are also here.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:05 +08:00
GuanXuetao 790edb61c0 unicore32 core architecture: build infrastructure 
This patch implements build infrastructure.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:05 +08:00