upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/include/asm-sparc/irq.h

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/* IRQ functions
*
* (C) Copyright 2007
* Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*/
#ifndef __SPARC_IRQ_H__
#define __SPARC_IRQ_H__
#include <asm/psr.h>
/* Set SPARC Processor Interrupt Level */
extern inline void set_pil(unsigned int level)
{
unsigned int psr = get_psr();
put_psr((psr & ~PSR_PIL) | ((level & 0xf) << PSR_PIL_OFS));
}
/* Get SPARC Processor Interrupt Level */
extern inline unsigned int get_pil(void)
{
unsigned int psr = get_psr();
return (psr & PSR_PIL) >> PSR_PIL_OFS;
}
/* Disables interrupts and return current PIL value */
extern int intLock(void);
/* Sets the PIL to oldLevel */
extern void intUnlock(int oldLevel);
#endif