130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* savage_drm.h -- Public header for the savage driver 230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * 330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * Copyright 2004 Felix Kuehling 430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * All Rights Reserved. 530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * 630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * Permission is hereby granted, free of charge, to any person obtaining a 730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * copy of this software and associated documentation files (the "Software"), 830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * to deal in the Software without restriction, including without limitation 930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * the rights to use, copy, modify, merge, publish, distribute, sub license, 1030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * and/or sell copies of the Software, and to permit persons to whom the 1130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * Software is furnished to do so, subject to the following conditions: 1230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * 1330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * The above copyright notice and this permission notice (including the 1430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * next paragraph) shall be included in all copies or substantial portions 1530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * of the Software. 1630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * 1730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 1830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 1930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 2030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * NON-INFRINGEMENT. IN NO EVENT SHALL FELIX KUEHLING BE LIABLE FOR 2130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 2230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 2330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 2430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng */ 2530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 2630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#ifndef __SAVAGE_DRM_H__ 2730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define __SAVAGE_DRM_H__ 2830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 2930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#ifndef __SAVAGE_SAREA_DEFINES__ 3030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define __SAVAGE_SAREA_DEFINES__ 3130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 3230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* 2 heaps (1 for card, 1 for agp), each divided into up to 128 3330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * regions, subject to a minimum region size of (1<<16) == 64k. 3430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * 3530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * Clients may subdivide regions internally, but when sharing between 3630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * clients, the region size is the minimum granularity. 3730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng */ 3830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 3930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_CARD_HEAP 0 4030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_AGP_HEAP 1 4130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_NR_TEX_HEAPS 2 4230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_NR_TEX_REGIONS 16 4330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_LOG_MIN_TEX_REGION_SIZE 16 4430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 4530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#endif /* __SAVAGE_SAREA_DEFINES__ */ 4630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 4730692c65c4174412c90e79489e98ab85c1a7412fBen Chengtypedef struct _drm_savage_sarea { 4830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng /* LRU lists for texture memory in agp space and on the card. 4930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng */ 5030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct drm_tex_region texList[SAVAGE_NR_TEX_HEAPS][SAVAGE_NR_TEX_REGIONS + 5130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 1]; 5230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int texAge[SAVAGE_NR_TEX_HEAPS]; 5330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 5430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng /* Mechanism to validate card state. 5530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng */ 5630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng int ctxOwner; 5730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng} drm_savage_sarea_t, *drm_savage_sarea_ptr; 5830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 5930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* Savage-specific ioctls 6030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng */ 6130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define DRM_SAVAGE_BCI_INIT 0x00 6230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define DRM_SAVAGE_BCI_CMDBUF 0x01 6330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define DRM_SAVAGE_BCI_EVENT_EMIT 0x02 6430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define DRM_SAVAGE_BCI_EVENT_WAIT 0x03 6530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 6630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define DRM_IOCTL_SAVAGE_BCI_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_SAVAGE_BCI_INIT, drm_savage_init_t) 6730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define DRM_IOCTL_SAVAGE_BCI_CMDBUF DRM_IOW( DRM_COMMAND_BASE + DRM_SAVAGE_BCI_CMDBUF, drm_savage_cmdbuf_t) 6830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define DRM_IOCTL_SAVAGE_BCI_EVENT_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_SAVAGE_BCI_EVENT_EMIT, drm_savage_event_emit_t) 6930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define DRM_IOCTL_SAVAGE_BCI_EVENT_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_SAVAGE_BCI_EVENT_WAIT, drm_savage_event_wait_t) 7030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 7130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_DMA_PCI 1 7230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_DMA_AGP 3 7330692c65c4174412c90e79489e98ab85c1a7412fBen Chengtypedef struct drm_savage_init { 7430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng enum { 7530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng SAVAGE_INIT_BCI = 1, 7630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng SAVAGE_CLEANUP_BCI = 2 7730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng } func; 7830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int sarea_priv_offset; 7930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 8030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng /* some parameters */ 8130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int cob_size; 8230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int bci_threshold_lo, bci_threshold_hi; 8330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int dma_type; 8430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 8530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng /* frame buffer layout */ 8630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int fb_bpp; 8730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int front_offset, front_pitch; 8830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int back_offset, back_pitch; 8930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int depth_bpp; 9030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int depth_offset, depth_pitch; 9130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 9230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng /* local textures */ 9330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int texture_offset; 9430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int texture_size; 9530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 9630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng /* physical locations of non-permanent maps */ 9730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned long status_offset; 9830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned long buffers_offset; 9930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned long agp_textures_offset; 10030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned long cmd_dma_offset; 10130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng} drm_savage_init_t; 10230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 10330692c65c4174412c90e79489e98ab85c1a7412fBen Chengtypedef union drm_savage_cmd_header drm_savage_cmd_header_t; 10430692c65c4174412c90e79489e98ab85c1a7412fBen Chengtypedef struct drm_savage_cmdbuf { 10530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng /* command buffer in client's address space */ 10630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng drm_savage_cmd_header_t __user *cmd_addr; 10730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int size; /* size of the command buffer in 64bit units */ 10830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 10930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int dma_idx; /* DMA buffer index to use */ 11030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng int discard; /* discard DMA buffer when done */ 11130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng /* vertex buffer in client's address space */ 11230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int __user *vb_addr; 11330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int vb_size; /* size of client vertex buffer in bytes */ 11430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int vb_stride; /* stride of vertices in 32bit words */ 11530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng /* boxes in client's address space */ 11630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct drm_clip_rect __user *box_addr; 11730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int nbox; /* number of clipping boxes */ 11830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng} drm_savage_cmdbuf_t; 11930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 12030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_WAIT_2D 0x1 /* wait for 2D idle before updating event tag */ 12130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_WAIT_3D 0x2 /* wait for 3D idle before updating event tag */ 12230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_WAIT_IRQ 0x4 /* emit or wait for IRQ, not implemented yet */ 12330692c65c4174412c90e79489e98ab85c1a7412fBen Chengtypedef struct drm_savage_event { 12430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int count; 12530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int flags; 12630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng} drm_savage_event_emit_t, drm_savage_event_wait_t; 12730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 12830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* Commands for the cmdbuf ioctl 12930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng */ 13030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_CMD_STATE 0 /* a range of state registers */ 13130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_CMD_DMA_PRIM 1 /* vertices from DMA buffer */ 13230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_CMD_VB_PRIM 2 /* vertices from client vertex buffer */ 13330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_CMD_DMA_IDX 3 /* indexed vertices from DMA buffer */ 13430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_CMD_VB_IDX 4 /* indexed vertices client vertex buffer */ 13530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_CMD_CLEAR 5 /* clear buffers */ 13630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_CMD_SWAP 6 /* swap buffers */ 13730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 13830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* Primitive types 13930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng*/ 14030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_PRIM_TRILIST 0 /* triangle list */ 14130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_PRIM_TRISTRIP 1 /* triangle strip */ 14230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_PRIM_TRIFAN 2 /* triangle fan */ 14330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_PRIM_TRILIST_201 3 /* reorder verts for correct flat 14430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * shading on s3d */ 14530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 14630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* Skip flags (vertex format) 14730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng */ 14830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_SKIP_Z 0x01 14930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_SKIP_W 0x02 15030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_SKIP_C0 0x04 15130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_SKIP_C1 0x08 15230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_SKIP_S0 0x10 15330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_SKIP_T0 0x20 15430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_SKIP_ST0 0x30 15530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_SKIP_S1 0x40 15630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_SKIP_T1 0x80 15730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_SKIP_ST1 0xc0 15830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_SKIP_ALL_S3D 0x3f 15930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_SKIP_ALL_S4 0xff 16030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 16130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* Buffer names for clear command 16230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng */ 16330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_FRONT 0x1 16430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_BACK 0x2 16530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define SAVAGE_DEPTH 0x4 16630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 16730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* 64-bit command header 16830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng */ 16930692c65c4174412c90e79489e98ab85c1a7412fBen Chengunion drm_savage_cmd_header { 17030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct { 17130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned char cmd; /* command */ 17230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned char pad0; 17330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned short pad1; 17430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned short pad2; 17530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned short pad3; 17630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng } cmd; /* generic */ 17730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct { 17830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned char cmd; 17930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned char global; /* need idle engine? */ 18030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned short count; /* number of consecutive registers */ 18130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned short start; /* first register */ 18230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned short pad3; 18330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng } state; /* SAVAGE_CMD_STATE */ 18430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct { 18530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned char cmd; 18630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned char prim; /* primitive type */ 18730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned short skip; /* vertex format (skip flags) */ 18830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned short count; /* number of vertices */ 18930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned short start; /* first vertex in DMA/vertex buffer */ 19030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng } prim; /* SAVAGE_CMD_DMA_PRIM, SAVAGE_CMD_VB_PRIM */ 19130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct { 19230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned char cmd; 19330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned char prim; 19430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned short skip; 19530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned short count; /* number of indices that follow */ 19630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned short pad3; 19730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng } idx; /* SAVAGE_CMD_DMA_IDX, SAVAGE_CMD_VB_IDX */ 19830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct { 19930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned char cmd; 20030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned char pad0; 20130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned short pad1; 20230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int flags; 20330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng } clear0; /* SAVAGE_CMD_CLEAR */ 20430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct { 20530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int mask; 20630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned int value; 20730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng } clear1; /* SAVAGE_CMD_CLEAR data */ 20830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng}; 20930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 21030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#endif 211