original_kernel/arch/xtensa/include/asm/mxregs.h

47 lines
1.3 KiB
C

/*
* Xtensa MX interrupt distributor
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2008 - 2013 Tensilica Inc.
*/
#ifndef _XTENSA_MXREGS_H
#define _XTENSA_MXREGS_H
/*
* RER/WER at, as Read/write external register
* at: value
* as: address
*
* Address Value
* 00nn 0...0p..p Interrupt Routing, route IRQ n to processor p
* 01pp 0...0d..d 16 bits (d) 'ored' as single IPI to processor p
* 0180 0...0m..m Clear enable specified by mask (m)
* 0184 0...0m..m Set enable specified by mask (m)
* 0190 0...0x..x 8-bit IPI partition register
* VVVVVVVVPPPPUUUUUUUUUUUUUUUUU
* V (10-bit) Release/Version
* P ( 4-bit) Number of cores - 1
* U (18-bit) ID
* 01a0 i.......i 32-bit ConfigID
* 0200 0...0m..m RunStall core 'n'
* 0220 c Cache coherency enabled
*/
#define MIROUT(irq) (0x000 + (irq))
#define MIPICAUSE(cpu) (0x100 + (cpu))
#define MIPISET(cause) (0x140 + (cause))
#define MIENG 0x180
#define MIENGSET 0x184
#define MIASG 0x188 /* Read Global Assert Register */
#define MIASGSET 0x18c /* Set Global Addert Regiter */
#define MIPIPART 0x190
#define SYSCFGID 0x1a0
#define MPSCORE 0x200
#define CCON 0x220
#endif /* _XTENSA_MXREGS_H */