From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- arch/tile/include/uapi/asm/hardwall.h | 51 +++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 arch/tile/include/uapi/asm/hardwall.h (limited to 'arch/tile/include/uapi/asm/hardwall.h') diff --git a/arch/tile/include/uapi/asm/hardwall.h b/arch/tile/include/uapi/asm/hardwall.h new file mode 100644 index 000000000..c2169d4f4 --- /dev/null +++ b/arch/tile/include/uapi/asm/hardwall.h @@ -0,0 +1,51 @@ +/* + * Copyright 2010 Tilera Corporation. All Rights Reserved. + * + * 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, version 2. + * + * 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, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + * + * Provide methods for access control of per-cpu resources like + * UDN, IDN, or IPI. + */ + +#ifndef _UAPI_ASM_TILE_HARDWALL_H +#define _UAPI_ASM_TILE_HARDWALL_H + +#include +#include + +#define HARDWALL_IOCTL_BASE 0xa2 + +/* + * The HARDWALL_CREATE() ioctl is a macro with a "size" argument. + * The resulting ioctl value is passed to the kernel in conjunction + * with a pointer to a standard kernel bitmask of cpus. + * For network resources (UDN or IDN) the bitmask must physically + * represent a rectangular configuration on the chip. + * The "size" is the number of bytes of cpu mask data. + */ +#define _HARDWALL_CREATE 1 +#define HARDWALL_CREATE(size) \ + _IOC(_IOC_READ, HARDWALL_IOCTL_BASE, _HARDWALL_CREATE, (size)) + +#define _HARDWALL_ACTIVATE 2 +#define HARDWALL_ACTIVATE \ + _IO(HARDWALL_IOCTL_BASE, _HARDWALL_ACTIVATE) + +#define _HARDWALL_DEACTIVATE 3 +#define HARDWALL_DEACTIVATE \ + _IO(HARDWALL_IOCTL_BASE, _HARDWALL_DEACTIVATE) + +#define _HARDWALL_GET_ID 4 +#define HARDWALL_GET_ID \ + _IO(HARDWALL_IOCTL_BASE, _HARDWALL_GET_ID) + + +#endif /* _UAPI_ASM_TILE_HARDWALL_H */ -- cgit v1.2.3-54-g00ecf