diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-12 16:25:35 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-12 16:25:35 -0800 |
commit | 9219a3b9889dbc7dae68e472f239672ff48860b0 (patch) | |
tree | c6446d63dd7ffb0f118804e354eee3d80041717e /arch/mips/include/asm/octeon/cvmx-packet.h | |
parent | 23ead7291269db3be71b442324381c8d63e5d0b3 (diff) | |
parent | cde15b5927fea3e1b4de0b277008cf273d8b000b (diff) |
Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (37 commits)
MIPS: Only write c0_framemask on CPUs which have this register.
MIPS: Alchemy: new userspace suspend interface for development boards.
MIPS: Alchemy: dbdma suspend/resume support.
MIPS: Alchemy: Fix up PM code on Au1550/Au1200
MIPS: Alchemy: move calc_clock function.
MIPS: Alchemy: RTC counter clocksource / clockevent support.
MIPS: make cp0 counter clocksource/event usable as fallback.
MIPS: Alchemy: remove cpu_table.
MIPS: Alchemy: remove get/set_au1x00_lcd_clock().
MIPS: Print irq handler description
MIPS: Alchemy: pb1200: update CPLD cascade irq handler.
MIPS: Alchemy: update core interrupt code.
MIPS: Alchemy: move commandline mangling out of common code
MIPS: Alchemy: devboards: consolidate files
MIPS: Alchemy: Move development board code to common subdirectory
MIPS: Add Cavium OCTEON to arch/mips/Kconfig
MIPS: Add defconfig for Cavium OCTEON.
MIPS: Adjust the dma-common.c platform hooks.
MIPS: Add Cavium OCTEON slot into proper tlb category.
MIPS: Compute branch returns for Cavium OCTEON specific branch instructions.
...
Diffstat (limited to 'arch/mips/include/asm/octeon/cvmx-packet.h')
-rw-r--r-- | arch/mips/include/asm/octeon/cvmx-packet.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/arch/mips/include/asm/octeon/cvmx-packet.h b/arch/mips/include/asm/octeon/cvmx-packet.h new file mode 100644 index 00000000000..38aefa1bab9 --- /dev/null +++ b/arch/mips/include/asm/octeon/cvmx-packet.h @@ -0,0 +1,61 @@ +/***********************license start*************** + * Author: Cavium Networks + * + * Contact: support@caviumnetworks.com + * This file is part of the OCTEON SDK + * + * Copyright (c) 2003-2008 Cavium Networks + * + * This file is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, Version 2, as + * published by the Free Software Foundation. + * + * This file is distributed in the hope that it will be useful, but + * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or + * NONINFRINGEMENT. See the GNU General Public License for more + * details. + * + * You should have received a copy of the GNU General Public License + * along with this file; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * or visit http://www.gnu.org/licenses/. + * + * This file may also be available under a different license from Cavium. + * Contact Cavium Networks for more information + ***********************license end**************************************/ + +/* + * Packet buffer defines. + */ + +#ifndef __CVMX_PACKET_H__ +#define __CVMX_PACKET_H__ + +/** + * This structure defines a buffer pointer on Octeon + */ +union cvmx_buf_ptr { + void *ptr; + uint64_t u64; + struct { + /* if set, invert the "free" pick of the overall + * packet. HW always sets this bit to 0 on inbound + * packet */ + uint64_t i:1; + + /* Indicates the amount to back up to get to the + * buffer start in cache lines. In most cases this is + * less than one complete cache line, so the value is + * zero */ + uint64_t back:4; + /* The pool that the buffer came from / goes to */ + uint64_t pool:3; + /* The size of the segment pointed to by addr (in bytes) */ + uint64_t size:16; + /* Pointer to the first byte of the data, NOT buffer */ + uint64_t addr:40; + } s; +}; + +#endif /* __CVMX_PACKET_H__ */ |