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authorLinus Torvalds <torvalds@linux-foundation.org>2009-03-28 14:03:14 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-03-28 14:03:14 -0700
commit0fe41b8982001cd14ee2c77cd776735a5024e98b (patch)
tree83e65d595c413d55259ea14fb97748ce5efe5707 /arch/arm/boot/compressed/misc.c
parenteedf2c5296a8dfaaf9aec1a938c1d3bd73159a30 (diff)
parent9759d22c8348343b0da4e25d6150c41712686c14 (diff)
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (422 commits) [ARM] 5435/1: fix compile warning in sanity_check_meminfo() [ARM] 5434/1: ARM: OMAP: Fix mailbox compile for 24xx [ARM] pxa: fix the bad assumption that PCMCIA sockets always start with 0 [ARM] pxa: fix Colibri PXA300 and PXA320 LCD backlight pins imxfb: Fix TFT mode i.MX21/27: remove ifdef CONFIG_FB_IMX imxfb: add clock support mxc: add arch_reset() function clkdev: add possibility to get a clock based on the device name i.MX1: remove fb support from mach-imx [ARM] pxa: build arch/arm/plat-pxa/mfp.c only when PXA3xx or ARCH_MMP defined Gemini: Add support for Teltonika RUT100 Gemini: gpiolib based GPIO support v2 MAINTAINERS: add myself as Gemini architecture maintainer ARM: Add Gemini architecture v3 [ARM] OMAP: Fix compile for omap2_init_common_hw() MAINTAINERS: Add myself as Faraday ARM core variant maintainer ARM: Add support for FA526 v2 [ARM] acorn,ebsa110,footbridge,integrator,sa1100: Convert asm/io.h to linux/io.h [ARM] collie: fix two minor formatting nits ...
Diffstat (limited to 'arch/arm/boot/compressed/misc.c')
-rw-r--r--arch/arm/boot/compressed/misc.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c
index 3fc08413fff..393c8164131 100644
--- a/arch/arm/boot/compressed/misc.c
+++ b/arch/arm/boot/compressed/misc.c
@@ -46,6 +46,21 @@ static void icedcc_putc(int ch)
asm("mcr p14, 0, %0, c0, c5, 0" : : "r" (ch));
}
+#elif defined(CONFIG_CPU_XSCALE)
+
+static void icedcc_putc(int ch)
+{
+ int status, i = 0x4000000;
+
+ do {
+ if (--i < 0)
+ return;
+
+ asm volatile ("mrc p14, 0, %0, c14, c0, 0" : "=r" (status));
+ } while (status & (1 << 28));
+
+ asm("mcr p14, 0, %0, c8, c0, 0" : : "r" (ch));
+}
#else