diff options
| author | Eric Miao <eric.miao@marvell.com> | 2009-03-09 21:21:07 +0800 |
|---|---|---|
| committer | Eric Miao <eric.miao@marvell.com> | 2009-03-09 21:21:07 +0800 |
| commit | abcea2c322cef559ef2f108b4763d107a5ccc37f (patch) | |
| tree | 5fec7fec372f9bdb70703f6c77bfc49cda945442 /arch/arm/boot/compressed | |
| parent | 8118aea23c328fd4913b325af53fda9d530b1d56 (diff) | |
| parent | 6d831c6554e4f95083919914955a1a3a4a6acfa9 (diff) | |
Merge branch 'devel' of ssh://master.kernel.org/home/rmk/linux-2.6-arm into devel
Diffstat (limited to 'arch/arm/boot/compressed')
| -rw-r--r-- | arch/arm/boot/compressed/head.S | 6 | ||||
| -rw-r--r-- | arch/arm/boot/compressed/misc.c | 15 | ||||
| -rw-r--r-- | arch/arm/boot/compressed/vmlinux.lds.in | 5 |
3 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S index 77d614232d81..d1b678dc120b 100644 --- a/arch/arm/boot/compressed/head.S +++ b/arch/arm/boot/compressed/head.S @@ -27,6 +27,12 @@ .macro writeb, ch, rb mcr p14, 0, \ch, c0, c5, 0 .endm +#elif defined(CONFIG_CPU_XSCALE) + .macro loadsp, rb + .endm + .macro writeb, ch, rb + mcr p14, 0, \ch, c8, c0, 0 + .endm #else .macro loadsp, rb .endm diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c index 3fc08413fff0..393c81641314 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 diff --git a/arch/arm/boot/compressed/vmlinux.lds.in b/arch/arm/boot/compressed/vmlinux.lds.in index 153a07e7222b..a5924b9b88bd 100644 --- a/arch/arm/boot/compressed/vmlinux.lds.in +++ b/arch/arm/boot/compressed/vmlinux.lds.in @@ -11,6 +11,11 @@ OUTPUT_ARCH(arm) ENTRY(_start) SECTIONS { + /DISCARD/ : { + *(.ARM.exidx*) + *(.ARM.extab*) + } + . = TEXT_START; _text = .; |
