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authorLinus Torvalds <torvalds@linux-foundation.org>2011-03-17 13:11:25 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-17 13:11:25 -0400
commit7b7adc4a016a1decb806eb71ecab98721fa7f146 (patch)
tree0a6f9a6e5659faa94604fbc575382a18f143c657 /arch/unicore32/include/mach/ocd.h
parent31598e8713ef501c8f6aad2e2ec8a9457e8877c1 (diff)
parent289d6b0e287e0acd85f3e6b7ea6c2cb5c234909a (diff)
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/epip/linux-2.6-unicore32
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/epip/linux-2.6-unicore32: (40 commits) unicore32: rewrite arch-specific tlb.h to use asm-generic version unicore32: modify io_p2v and io_v2p macros, and adjust PKUNITY_mmio_BASEs unicore32: replace unicore32-specific iomap functions with generic lib implementation unicore32 machine related: add frame buffer driver for pkunity-v3 soc unicore32 machine related files: add i2c bus drivers for pkunity-v3 soc unicore32 io: redefine __REG(x) and re-use readl/writel funcs unicore32 i8042 upgrade and bugfix: adjust resource request region type unicore32 upgrade to v2.6.38-rc5: add one more paramter for pte_alloc_map call unicore32 i8042: adjust io funcs of i8042-unicore32io.h unicore32: rename PKUNITY_IOSPACE_BASE to PKUNITY_MMIO_BASE unicore32: modify function names and parameters for irq_chips unicore32: remove unused lines in arch/unicore32/include/asm/irq.h unicore32 time.c: change calculate method for clock_event_device unicore32: ADD MAINTAINER for unicore32 architecture unicore32 machine related files: ps2 driver unicore32 machine related files: pci bus handling unicore32 machine related files: hardware registers unicore32 machine related files: core files unicore32 additional architecture files: boot process unicore32 additional architecture files: low-level lib: misc ... Acked-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/unicore32/include/mach/ocd.h')
-rw-r--r--arch/unicore32/include/mach/ocd.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/unicore32/include/mach/ocd.h b/arch/unicore32/include/mach/ocd.h
new file mode 100644
index 00000000000..189fd71bfa3
--- /dev/null
+++ b/arch/unicore32/include/mach/ocd.h
@@ -0,0 +1,36 @@
1/*
2 * linux/arch/unicore32/include/mach/ocd.h
3 *
4 * Code specific to PKUnity SoC and UniCore ISA
5 *
6 * Copyright (C) 2001-2010 GUAN Xue-tao
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 */
12
13#ifndef __MACH_PUV3_OCD_H__
14#define __MACH_PUV3_OCD_H__
15
16#if defined(CONFIG_DEBUG_OCD)
17static inline void ocd_putc(unsigned int c)
18{
19 int status, i = 0x2000000;
20
21 do {
22 if (--i < 0)
23 return;
24
25 asm volatile ("movc %0, p1.c0, #0" : "=r" (status));
26 } while (status & 2);
27
28 asm("movc p1.c1, %0, #1" : : "r" (c));
29}
30
31#define putc(ch) ocd_putc(ch)
32#else
33#define putc(ch)
34#endif
35
36#endif