From b9e3bd774bb1a90fee9b90f461a51e4ba295fe6d Mon Sep 17 00:00:00 2001 From: Dwayne Grant McConnell Date: Mon, 20 Nov 2006 18:44:58 +0100 Subject: [POWERPC] spufs: Add /lslr, /dma_info and /proxydma files The /lslr file gives read access to the SPU_LSLR register in hex; 0x3fff for example The /dma_info file provides read access to the SPU Command Queue in a binary format. The /proxydma_info files provides read access access to the Proxy Command Queue in a binary format. The spu_info.h file provides data structures for interpreting the binary format of /dma_info and /proxydma_info. Signed-off-by: Dwayne Grant McConnell Signed-off-by: Arnd Bergmann Signed-off-by: Paul Mackerras --- include/asm-powerpc/spu_info.h | 54 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 include/asm-powerpc/spu_info.h (limited to 'include/asm-powerpc/spu_info.h') diff --git a/include/asm-powerpc/spu_info.h b/include/asm-powerpc/spu_info.h new file mode 100644 index 00000000000..3545efbf989 --- /dev/null +++ b/include/asm-powerpc/spu_info.h @@ -0,0 +1,54 @@ +/* + * SPU info structures + * + * (C) Copyright 2006 IBM Corp. + * + * Author: Dwayne Grant McConnell + * + * 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, 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef _SPU_INFO_H +#define _SPU_INFO_H + +#ifdef __KERNEL__ +#include +#include +#else +struct mfc_cq_sr { + __u64 mfc_cq_data0_RW; + __u64 mfc_cq_data1_RW; + __u64 mfc_cq_data2_RW; + __u64 mfc_cq_data3_RW; +}; +#endif /* __KERNEL__ */ + +struct spu_dma_info { + __u64 dma_info_type; + __u64 dma_info_mask; + __u64 dma_info_status; + __u64 dma_info_stall_and_notify; + __u64 dma_info_atomic_command_status; + struct mfc_cq_sr dma_info_command_data[16]; +}; + +struct spu_proxydma_info { + __u64 proxydma_info_type; + __u64 proxydma_info_mask; + __u64 proxydma_info_status; + struct mfc_cq_sr proxydma_info_command_data[8]; +}; + +#endif -- cgit v1.2.3