239 lines
7.9 KiB
C
239 lines
7.9 KiB
C
/* Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef _KGSL_SNAPSHOT_H_
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#define _KGSL_SNAPSHOT_H_
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#include <linux/types.h>
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/* Snapshot header */
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/* High word is static, low word is snapshot version ID */
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#define SNAPSHOT_MAGIC 0x504D0002
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/* GPU ID scheme:
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* [16:31] - core identifer (0x0002 for 2D or 0x0003 for 3D)
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* [00:16] - GPU specific identifier
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*/
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struct kgsl_snapshot_header {
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__u32 magic; /* Magic identifier */
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__u32 gpuid; /* GPU ID - see above */
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/* Added in snapshot version 2 */
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__u32 chipid; /* Chip ID from the GPU */
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} __packed;
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/* Section header */
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#define SNAPSHOT_SECTION_MAGIC 0xABCD
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struct kgsl_snapshot_section_header {
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__u16 magic; /* Magic identifier */
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__u16 id; /* Type of section */
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__u32 size; /* Size of the section including this header */
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} __packed;
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/* Section identifiers */
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#define KGSL_SNAPSHOT_SECTION_OS 0x0101
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#define KGSL_SNAPSHOT_SECTION_REGS 0x0201
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#define KGSL_SNAPSHOT_SECTION_RB 0x0301
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#define KGSL_SNAPSHOT_SECTION_RB_V2 0x0302
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#define KGSL_SNAPSHOT_SECTION_IB 0x0401
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#define KGSL_SNAPSHOT_SECTION_IB_V2 0x0402
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#define KGSL_SNAPSHOT_SECTION_INDEXED_REGS 0x0501
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#define KGSL_SNAPSHOT_SECTION_ISTORE 0x0801
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#define KGSL_SNAPSHOT_SECTION_DEBUG 0x0901
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#define KGSL_SNAPSHOT_SECTION_DEBUGBUS 0x0A01
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#define KGSL_SNAPSHOT_SECTION_GPU_OBJECT 0x0B01
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#define KGSL_SNAPSHOT_SECTION_GPU_OBJECT_V2 0x0B02
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#define KGSL_SNAPSHOT_SECTION_MEMLIST 0x0E01
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#define KGSL_SNAPSHOT_SECTION_MEMLIST_V2 0x0E02
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#define KGSL_SNAPSHOT_SECTION_SHADER 0x1201
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#define KGSL_SNAPSHOT_SECTION_END 0xFFFF
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/* OS sub-section header */
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#define KGSL_SNAPSHOT_OS_LINUX 0x0001
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/* Linux OS specific information */
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#define SNAPSHOT_STATE_HUNG 0
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#define SNAPSHOT_STATE_RUNNING 1
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struct kgsl_snapshot_linux {
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int osid; /* subsection OS identifier */
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int state; /* 1 if the thread is running, 0 for hung */
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__u32 seconds; /* Unix timestamp for the snapshot */
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__u32 power_flags; /* Current power flags */
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__u32 power_level; /* Current power level */
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__u32 power_interval_timeout; /* Power interval timeout */
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__u32 grpclk; /* Current GP clock value */
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__u32 busclk; /* Current busclk value */
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__u32 ptbase; /* Current ptbase */
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__u32 pid; /* PID of the process that owns the PT */
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__u32 current_context; /* ID of the current context */
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__u32 ctxtcount; /* Number of contexts appended to section */
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unsigned char release[32]; /* kernel release */
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unsigned char version[32]; /* kernel version */
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unsigned char comm[16]; /* Name of the process that owns the PT */
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} __packed;
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/*
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* This structure contains a record of an active context.
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* These are appended one after another in the OS section below
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* the header above
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*/
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struct kgsl_snapshot_linux_context {
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__u32 id; /* The context ID */
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__u32 timestamp_queued; /* The last queued timestamp */
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__u32 timestamp_retired; /* The last timestamp retired by HW */
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};
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/* Ringbuffer sub-section header */
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struct kgsl_snapshot_rb {
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int start; /* dword at the start of the dump */
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int end; /* dword at the end of the dump */
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int rbsize; /* Size (in dwords) of the ringbuffer */
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int wptr; /* Current index of the CPU write pointer */
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int rptr; /* Current index of the GPU read pointer */
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int count; /* Number of dwords in the dump */
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__u32 timestamp_queued; /* The last queued timestamp */
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__u32 timestamp_retired; /* The last timestamp retired by HW */
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} __packed;
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struct kgsl_snapshot_rb_v2 {
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int start; /* dword at the start of the dump */
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int end; /* dword at the end of the dump */
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int rbsize; /* Size (in dwords) of the ringbuffer */
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int wptr; /* Current index of the CPU write pointer */
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int rptr; /* Current index of the GPU read pointer */
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int count; /* Number of dwords in the dump */
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__u32 timestamp_queued; /* The last queued timestamp */
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__u32 timestamp_retired; /* The last timestamp retired by HW */
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__u64 gpuaddr; /* The GPU address of the ringbuffer */
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__u32 id; /* Ringbuffer identifier */
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} __packed;
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/* Replay or Memory list section, both sections have same header */
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struct kgsl_snapshot_replay_mem_list {
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/*
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* Number of IBs to replay for replay section or
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* number of memory list entries for mem list section
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*/
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int num_entries;
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/* Pagetable base to which the replay IBs or memory entries belong */
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__u32 ptbase;
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} __packed;
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/* Replay or Memory list section, both sections have same header */
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struct kgsl_snapshot_mem_list_v2 {
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/*
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* Number of IBs to replay for replay section or
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* number of memory list entries for mem list section
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*/
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int num_entries;
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/* Pagetable base to which the replay IBs or memory entries belong */
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__u64 ptbase;
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} __packed;
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/* Indirect buffer sub-section header */
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struct kgsl_snapshot_ib {
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__u32 gpuaddr; /* GPU address of the the IB */
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__u32 ptbase; /* Base for the pagetable the GPU address is valid in */
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int size; /* Size of the IB */
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} __packed;
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/* Indirect buffer sub-section header (v2) */
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struct kgsl_snapshot_ib_v2 {
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__u64 gpuaddr; /* GPU address of the the IB */
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__u64 ptbase; /* Base for the pagetable the GPU address is valid in */
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__u64 size; /* Size of the IB */
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} __packed;
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/* Register sub-section header */
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struct kgsl_snapshot_regs {
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__u32 count; /* Number of register pairs in the section */
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} __packed;
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/* Indexed register sub-section header */
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struct kgsl_snapshot_indexed_regs {
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__u32 index_reg; /* Offset of the index register for this section */
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__u32 data_reg; /* Offset of the data register for this section */
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int start; /* Starting index */
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int count; /* Number of dwords in the data */
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} __packed;
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/* Istore sub-section header */
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struct kgsl_snapshot_istore {
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int count; /* Number of instructions in the istore */
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} __packed;
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/* Debug data sub-section header */
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/* A2XX debug sections */
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#define SNAPSHOT_DEBUG_SX 1
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#define SNAPSHOT_DEBUG_CP 2
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#define SNAPSHOT_DEBUG_SQ 3
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#define SNAPSHOT_DEBUG_SQTHREAD 4
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#define SNAPSHOT_DEBUG_MIU 5
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/* A3XX debug sections */
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#define SNAPSHOT_DEBUG_VPC_MEMORY 6
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#define SNAPSHOT_DEBUG_CP_MEQ 7
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#define SNAPSHOT_DEBUG_CP_PM4_RAM 8
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#define SNAPSHOT_DEBUG_CP_PFP_RAM 9
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#define SNAPSHOT_DEBUG_CP_ROQ 10
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#define SNAPSHOT_DEBUG_SHADER_MEMORY 11
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#define SNAPSHOT_DEBUG_CP_MERCIU 12
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struct kgsl_snapshot_debug {
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int type; /* Type identifier for the attached tata */
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int size; /* Size of the section in dwords */
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} __packed;
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struct kgsl_snapshot_debugbus {
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int id; /* Debug bus ID */
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int count; /* Number of dwords in the dump */
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} __packed;
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struct kgsl_snapshot_shader {
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int type; /* SP/TP statetype */
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int index; /* SP/TP index */
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int size; /* Number of dwords in the dump */
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} __packed;
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#define SNAPSHOT_GPU_OBJECT_SHADER 1
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#define SNAPSHOT_GPU_OBJECT_IB 2
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#define SNAPSHOT_GPU_OBJECT_GENERIC 3
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#define SNAPSHOT_GPU_OBJECT_DRAW 4
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#define SNAPSHOT_GPU_OBJECT_GLOBAL 5
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struct kgsl_snapshot_gpu_object {
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int type; /* Type of GPU object */
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__u32 gpuaddr; /* GPU address of the the object */
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__u32 ptbase; /* Base for the pagetable the GPU address is valid in */
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int size; /* Size of the object (in dwords) */
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};
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struct kgsl_snapshot_gpu_object_v2 {
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int type; /* Type of GPU object */
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__u64 gpuaddr; /* GPU address of the the object */
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__u64 ptbase; /* Base for the pagetable the GPU address is valid in */
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__u64 size; /* Size of the object (in dwords) */
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} __packed;
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#endif
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