diff options
author | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 12:17:53 -0700 |
---|---|---|
committer | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 15:44:42 -0700 |
commit | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch) | |
tree | 1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/arch/arm/mach-sa1100/include/mach/uncompress.h | |
parent | 98260f3884f4a202f9ca5eabed40b1354c489b29 (diff) |
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base.
It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and
the base is:
commit 0917f823c59692d751951bf5ea699a2d1e2f26a2
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat Jul 25 12:13:34 2015 +0200
Prepare v4.1.3-rt3
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
We lose all the git history this way and it's not good. We
should apply another opnfv project repo in future.
Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Diffstat (limited to 'kernel/arch/arm/mach-sa1100/include/mach/uncompress.h')
-rw-r--r-- | kernel/arch/arm/mach-sa1100/include/mach/uncompress.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/kernel/arch/arm/mach-sa1100/include/mach/uncompress.h b/kernel/arch/arm/mach-sa1100/include/mach/uncompress.h new file mode 100644 index 000000000..73093dc89 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/uncompress.h @@ -0,0 +1,51 @@ +/* + * arch/arm/mach-sa1100/include/mach/uncompress.h + * + * (C) 1999 Nicolas Pitre <nico@fluxnic.net> + * + * Reorganised to be machine independent. + */ + +#include "hardware.h" + +#define IOMEM(x) (x) + +/* + * The following code assumes the serial port has already been + * initialized by the bootloader. We search for the first enabled + * port in the most probable order. If you didn't setup a port in + * your bootloader then nothing will appear (which might be desired). + */ + +#define UART(x) (*(volatile unsigned long *)(serial_port + (x))) + +static void putc(int c) +{ + unsigned long serial_port; + + do { + serial_port = _Ser3UTCR0; + if (UART(UTCR3) & UTCR3_TXE) break; + serial_port = _Ser1UTCR0; + if (UART(UTCR3) & UTCR3_TXE) break; + serial_port = _Ser2UTCR0; + if (UART(UTCR3) & UTCR3_TXE) break; + return; + } while (0); + + /* wait for space in the UART's transmitter */ + while (!(UART(UTSR1) & UTSR1_TNF)) + barrier(); + + /* send the character out. */ + UART(UTDR) = c; +} + +static inline void flush(void) +{ +} + +/* + * Nothing to do for these + */ +#define arch_decomp_setup() |