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31 Commits

Author SHA1 Message Date
Linus Torvalds
42933bac11 Merge branch 'for-linus2' of git://git.profusion.mobi/users/lucas/linux-2.6 
* 'for-linus2' of git://git.profusion.mobi/users/lucas/linux-2.6:
  Fix common misspellings
 2011-04-07 11:14:49 -07:00
Guan Xuetao
6b794743b2 unicore32 framebuffer fix: get videomemory by __get_free_pages() and make it floatable 
1. get videomemory by __get_free_pages() in fb-puv3.c
2. remove resource reservation for old fixed UNIGFX_MMAP & UVC_MMAP space
3. remove unused macros: PKUNTIY_UNIGFX_MMAP_BASE, PKUNITY_UNIGFX_MMAP_SIZE,
	PKUNITY_UVC_MMAP_BASE, PKUNITY_UVC_MMAP_SIZE and KUSER_UNIGFX_BASE
4. remove unused header linux/vmalloc.h in fb-puv3.h

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Acked-by: Arnd Bergmann <arnd@arndb.de>
 2011-04-02 16:17:38 +08:00
Guan Xuetao
0bfdc8e121 unicore32 fix: remove arch-specific futex support 
The futex functions in unicore32 are not used and verified,
so just replaced by asm-generic version.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Acked-by: Arnd Bergmann <arnd@arndb.de>
 2011-04-02 16:16:37 +08:00
Lucas De Marchi
25985edced Fix common misspellings 
Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
 2011-03-31 11:26:23 -03:00
GuanXuetao
289d6b0e28 unicore32: rewrite arch-specific tlb.h to use asm-generic version 
Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
 2011-03-17 09:19:21 +08:00
GuanXuetao
1cf46c42d7 unicore32: modify io_p2v and io_v2p macros, and adjust PKUNITY_mmio_BASEs 
1. remove __REG macro
2. add (void __iomem *) to io_p2v macro
3. add (phys_addr_t) to io_v2p macro
4. add PKUNITY_AHB_BASE and PKUNITY_APB_BASE definitions
5. modify all PKUNITY_mmio_BASEs from physical addr to virtual addr
6. adjust prefix macro for all usage of PKUNITY_mmio_BASEs
  -- by advice with Arnd Bergmann

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
 2011-03-17 09:19:21 +08:00
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