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libhsakmt: include changes for upstream debugger API

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Signed-off-by: Alex Sierra <alex.sierra@amd.com>
Change-Id: Id296e13dff431c7a151c5aae0b93412b1e116467
Этот коммит содержится в:
Alex Sierra
2023-01-23 13:38:07 -06:00
коммит произвёл Jonathan Kim
родитель 718d95de77
Коммит 728162c2c8
5 изменённых файлов: 559 добавлений и 249 удалений
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include/hsakmt.h
-10
Просмотреть файл
@@ -685,16 +685,6 @@ HSAKMT_STATUS
HSAKMTAPI
hsaKmtRuntimeDisable(void);
/**
Get the major and minor version of the kernel debugger support.
*/
HSAKMT_STATUS
HSAKMTAPI
hsaKmtGetKernelDebugTrapVersionInfo(
HSAuint32 *Major, //Out
HSAuint32 *Minor //Out
);
/**
Gets GPU and CPU clock counters for particular Node
*/
include/hsakmttypes.h
+34
Просмотреть файл
@@ -836,6 +836,40 @@ typedef enum _HSA_DBG_TRAP_MASK
HSA_DBG_TRAP_MASK_DBG_MEMORY_VIOLATION = 256 // Memory violation
} HSA_DBG_TRAP_MASK;
typedef enum _HSA_DBG_TRAP_EXCEPTION_CODE {
HSA_DBG_EC_NONE = 0,
/* per queue */
HSA_DBG_EC_QUEUE_WAVE_ABORT = 1,
HSA_DBG_EC_QUEUE_WAVE_TRAP = 2,
HSA_DBG_EC_QUEUE_WAVE_MATH_ERROR = 3,
HSA_DBG_EC_QUEUE_WAVE_ILLEGAL_INSTRUCTION = 4,
HSA_DBG_EC_QUEUE_WAVE_MEMORY_VIOLATION = 5,
HSA_DBG_EC_QUEUE_WAVE_APERTURE_VIOLATION = 6,
HSA_DBG_EC_QUEUE_PACKET_DISPATCH_DIM_INVALID = 16,
HSA_DBG_EC_QUEUE_PACKET_DISPATCH_GROUP_SEGMENT_SIZE_INVALID = 17,
HSA_DBG_EC_QUEUE_PACKET_DISPATCH_CODE_INVALID = 18,
HSA_DBG_EC_QUEUE_PACKET_RESERVED = 19,
HSA_DBG_EC_QUEUE_PACKET_UNSUPPORTED = 20,
HSA_DBG_EC_QUEUE_PACKET_DISPATCH_WORK_GROUP_SIZE_INVALID = 21,
HSA_DBG_EC_QUEUE_PACKET_DISPATCH_REGISTER_INVALID = 22,
HSA_DBG_EC_QUEUE_PACKET_VENDOR_UNSUPPORTED = 23,
HSA_DBG_EC_QUEUE_PREEMPTION_ERROR = 30,
HSA_DBG_EC_QUEUE_NEW = 31,
/* per device */
HSA_DBG_EC_DEVICE_QUEUE_DELETE = 32,
HSA_DBG_EC_DEVICE_MEMORY_VIOLATION = 33,
HSA_DBG_EC_DEVICE_RAS_ERROR = 34,
HSA_DBG_EC_DEVICE_FATAL_HALT = 35,
HSA_DBG_EC_DEVICE_NEW = 36,
/* per process */
HSA_DBG_EC_PROCESS_RUNTIME = 48,
HSA_DBG_EC_PROCESS_DEVICE_REMOVE = 49,
HSA_DBG_EC_MAX
} HSA_DBG_TRAP_EXCEPTION_CODE;
/* Mask generated by ecode defined in enum above. */
#define HSA_EC_MASK(ecode) (1ULL << (ecode - 1))
typedef enum _HSA_DBG_WAVE_LAUNCH_MODE
{
HSA_DBG_WAVE_LAUNCH_MODE_NORMAL = 0, // Wavefront launched normally.
include/linux/kfd_ioctl.h
+509 -194
Просмотреть файл
@@ -38,9 +38,10 @@
* - 1.10 - Add SMI profiler event log
* - 1.11 - Add unified memory for ctx save/restore area
* - 1.12 - Add DMA buf export ioctl
* - 1.13 - Add debugger API
*/
#define KFD_IOCTL_MAJOR_VERSION 1
#define KFD_IOCTL_MINOR_VERSION 12
#define KFD_IOCTL_MINOR_VERSION 13
/*
* Debug revision change log
@@ -152,7 +153,7 @@ struct kfd_queue_snapshot_entry {
__u32 ring_size;
__u32 queue_type;
__u32 ctx_save_restore_area_size;
__u32 reserved[17];
__u32 reserved;
};
struct kfd_dbg_device_info_entry {
@@ -164,7 +165,21 @@ struct kfd_dbg_device_info_entry {
__u64 gpuvm_base;
__u64 gpuvm_limit;
__u32 gpu_id;
__u32 pad;
__u32 location_id;
__u32 vendor_id;
__u32 device_id;
__u32 revision_id;
__u32 subsystem_vendor_id;
__u32 subsystem_device_id;
__u32 fw_version;
__u32 gfx_target_version;
__u32 simd_count;
__u32 max_waves_per_simd;
__u32 array_count;
__u32 simd_arrays_per_engine;
__u32 num_xcc;
__u32 capability;
__u32 debug_prop;
};
/* For kfd_ioctl_set_memory_policy_args.default_policy and alternate_policy */
@@ -287,7 +302,29 @@ enum kfd_dbg_trap_mask {
KFD_DBG_TRAP_MASK_FP_INEXACT = 32,
KFD_DBG_TRAP_MASK_INT_DIVIDE_BY_ZERO = 64,
KFD_DBG_TRAP_MASK_DBG_ADDRESS_WATCH = 128,
KFD_DBG_TRAP_MASK_DBG_MEMORY_VIOLATION = 256
KFD_DBG_TRAP_MASK_DBG_MEMORY_VIOLATION = 256,
KFD_DBG_TRAP_MASK_TRAP_ON_WAVE_START = (1 << 30),
KFD_DBG_TRAP_MASK_TRAP_ON_WAVE_END = (1 << 31)
};
/* Wave launch modes */
enum kfd_dbg_trap_wave_launch_mode {
KFD_DBG_TRAP_WAVE_LAUNCH_MODE_NORMAL = 0,
KFD_DBG_TRAP_WAVE_LAUNCH_MODE_HALT = 1,
KFD_DBG_TRAP_WAVE_LAUNCH_MODE_DEBUG = 3
};
/* Address watch modes */
enum kfd_dbg_trap_address_watch_mode {
KFD_DBG_TRAP_ADDRESS_WATCH_MODE_READ = 0,
KFD_DBG_TRAP_ADDRESS_WATCH_MODE_NONREAD = 1,
KFD_DBG_TRAP_ADDRESS_WATCH_MODE_ATOMIC = 2,
KFD_DBG_TRAP_ADDRESS_WATCH_MODE_ALL = 3
};
/* Additional wave settings */
enum kfd_dbg_trap_flags {
KFD_DBG_TRAP_FLAG_SINGLE_MEM_OP = 1,
};
enum kfd_dbg_trap_exception_code {
@@ -369,217 +406,492 @@ struct kfd_runtime_info {
__u32 ttmp_setup;
};
/* KFD_IOC_DBG_TRAP_ENABLE:
* exception_mask: exceptions to be reported to the debugger
* ptr: runtime info buffer to copy to (IN)
* data1: 0=disable, 1=enable
* data2: return value for fd
* data3: runtime info size
* data4: unused
/* Enable modes for runtime enable */
#define KFD_RUNTIME_ENABLE_MODE_ENABLE_MASK 1
#define KFD_RUNTIME_ENABLE_MODE_TTMP_SAVE_MASK 2
#define KFD_RUNTIME_ENABLE_CAPS_SUPPORTS_CORE_DUMP_MASK 0x80000000
/**
* kfd_ioctl_runtime_enable_args - Arguments for runtime enable
*
* Coordinates debug exception signalling and debug device enablement with runtime.
*
* @r_debug - pointer to user struct for sharing information between ROCr and the debuggger
* @mode_mask - mask to set mode
* KFD_RUNTIME_ENABLE_MODE_ENABLE_MASK - enable runtime for debugging, otherwise disable
* KFD_RUNTIME_ENABLE_MODE_TTMP_SAVE_MASK - enable trap temporary setup (ignore on disable)
*
* Return - 0 on SUCCESS.
* - EBUSY if runtime enable call already pending.
* - EEXIST if user queues already active prior to call.
* If process is debug enabled, runtime enable will enable debug devices and
* wait for debugger process to send runtime exception EC_PROCESS_RUNTIME
* to unblock - see kfd_ioctl_dbg_trap_args.
*
*/
#define KFD_IOC_DBG_TRAP_ENABLE 0
struct kfd_ioctl_runtime_enable_args {
__u64 r_debug;
__u32 mode_mask;
__u32 capabilities_mask;
};
/* KFD_IOC_DBG_TRAP_SET_WAVE_LAUNCH_OVERRIDE:
* exception_mask: unused
* ptr: unused
* data1: override mode (see enum kfd_dbg_trap_override_mode)
* data2: [in/out] trap mask (see enum kfd_dbg_trap_mask)
* data3: [in] requested mask, [out] supported mask
* data4: unused
/* Context save area header information */
struct kfd_context_save_area_header {
struct {
__u32 control_stack_offset;
__u32 control_stack_size;
__u32 wave_state_offset;
__u32 wave_state_size;
} wave_state;
__u32 debug_offset;
__u32 debug_size;
__u64 err_payload_addr;
__u32 err_event_id;
__u32 reserved1;
};
/*
* Debug operations
*
* May fail with -EPERM if the requested mode is not supported.
* For specifics on usage and return values, see documentation per operation
* below. Otherwise, generic error returns apply:
* - ESRCH if the process to debug does not exist.
*
* May fail with -EACCES if requested trap mask bits are not supported.
* In that case the supported trap mask bits are returned in data3.
* - EINVAL (with KFD_IOC_DBG_TRAP_ENABLE exempt) if operation
* KFD_IOC_DBG_TRAP_ENABLE has not succeeded prior.
* Also returns this error if GPU hardware scheduling is not supported.
*
* If successful, output parameters return the previous trap mask
* value and the hardware-dependent mask of supported trap mask bits.
*/
#define KFD_IOC_DBG_TRAP_SET_WAVE_LAUNCH_OVERRIDE 1
/* KFD_IOC_DBG_TRAP_SET_WAVE_LAUNCH_MODE:
* exception_mask: unused
* ptr: unused
* data1: 0=normal, 1=halt, 2=kill, 3=singlestep, 4=disable
* data2: unused
* data3: unused
* data4: unused
*/
#define KFD_IOC_DBG_TRAP_SET_WAVE_LAUNCH_MODE 2
/* KFD_IOC_DBG_TRAP_NODE_SUSPEND:
* exception_mask: exceptions to clear on suspend
* ptr: pointer to an array of Queues IDs (IN/OUT)
* data1: number of queues (IN)
* data2: grace period (IN)
* data3: unused
* data4: unused
* - EPERM (with KFD_IOC_DBG_TRAP_DISABLE exempt) if target process is not
* PTRACE_ATTACHED. KFD_IOC_DBG_TRAP_DISABLE is exempt to allow
* clean up of debug mode as long as process is debug enabled.
*
* Returns the number of queues suspended from array of Queue IDs (ptr).
* Requested queues that fail to suspend are masked in the array:
* - EACCES if any DBG_HW_OP (debug hardware operation) is requested when
* AMDKFD_IOC_RUNTIME_ENABLE has not succeeded prior.
*
* KFD_DBG_QUEUE_INVALID_MASK - requested queue does not exist or cannot be
* suspended (new or being destroyed).
* - ENODEV if any GPU does not support debugging on a DBG_HW_OP call.
*
* KFD_DBG_QUEUE_ERROR_MASK - bad internal operation occurred on requested
* queue.
* - Other errors may be returned when a DBG_HW_OP occurs while the GPU
* is in a fatal state.
*
* NOTE! All queue destroy requests will be blocked on a suspended queue.
* Queue resume will unblock.
*/
enum kfd_dbg_trap_operations {
KFD_IOC_DBG_TRAP_ENABLE = 0,
KFD_IOC_DBG_TRAP_DISABLE = 1,
KFD_IOC_DBG_TRAP_SEND_RUNTIME_EVENT = 2,
KFD_IOC_DBG_TRAP_SET_EXCEPTIONS_ENABLED = 3,
KFD_IOC_DBG_TRAP_SET_WAVE_LAUNCH_OVERRIDE = 4, /* DBG_HW_OP */
KFD_IOC_DBG_TRAP_SET_WAVE_LAUNCH_MODE = 5, /* DBG_HW_OP */
KFD_IOC_DBG_TRAP_SUSPEND_QUEUES = 6, /* DBG_HW_OP */
KFD_IOC_DBG_TRAP_RESUME_QUEUES = 7, /* DBG_HW_OP */
KFD_IOC_DBG_TRAP_SET_NODE_ADDRESS_WATCH = 8, /* DBG_HW_OP */
KFD_IOC_DBG_TRAP_CLEAR_NODE_ADDRESS_WATCH = 9, /* DBG_HW_OP */
KFD_IOC_DBG_TRAP_SET_FLAGS = 10,
KFD_IOC_DBG_TRAP_QUERY_DEBUG_EVENT = 11,
KFD_IOC_DBG_TRAP_QUERY_EXCEPTION_INFO = 12,
KFD_IOC_DBG_TRAP_GET_QUEUE_SNAPSHOT = 13,
KFD_IOC_DBG_TRAP_GET_DEVICE_SNAPSHOT = 14
};
/**
* kfd_ioctl_dbg_trap_enable_args
*
* Grace period (data2) is time allowed for waves to complete before CWSR.
* 0 can be entered for immediate preemption.
*/
#define KFD_IOC_DBG_TRAP_NODE_SUSPEND 3
/* KFD_IOC_DBG_TRAP_NODE_RESUME:
* exception_mask: unused
* ptr: pointer to an array of Queues IDs (IN/OUT)
* data1: number of queues (IN)
* data2: unused
* data3: unused
* data4: unused
* Arguments for KFD_IOC_DBG_TRAP_ENABLE.
*
* Returns the number of queues resumed from array of Queue IDs (ptr).
* Requested queues that fail to resume are masked in the array:
* Enables debug session for target process. Call @op KFD_IOC_DBG_TRAP_DISABLE in
* kfd_ioctl_dbg_trap_args to disable debug session.
*
* KFD_DBG_QUEUE_INVALID_MASK - requested queue does not exist.
* @exception_mask (IN) - exceptions to raise to the debugger
* @rinfo_ptr (IN) - pointer to runtime info buffer (see kfd_runtime_info)
* @rinfo_size (IN/OUT) - size of runtime info buffer in bytes
* @dbg_fd (IN) - fd the KFD will nofify the debugger with of raised
* exceptions set in exception_mask.
*
* KFD_DBG_QUEUE_ERROR_MASK - bad internal operation occurred on requested
* queue.
*/
#define KFD_IOC_DBG_TRAP_NODE_RESUME 4
/* KFD_IOC_DBG_TRAP_QUERY_DEBUG_EVENT:
* exception_mask: exception to clear (IN) on query and report (OUT)
* ptr: unused
* data1: queue id (OUT)
* data2: gpu id (OUT)
* data3: unused
* data4: unused
* Generic errors apply (see kfd_dbg_trap_operations).
* Return - 0 on SUCCESS.
* Copies KFD saved kfd_runtime_info to @rinfo_ptr on enable.
* Size of kfd_runtime saved by the KFD returned to @rinfo_size.
* - EBADF if KFD cannot get a reference to dbg_fd.
* - EFAULT if KFD cannot copy runtime info to rinfo_ptr.
* - EINVAL if target process is already debug enabled.
*
* Source ID (data 1 - OUT) returns the queue_id for a queue event, the gpu_id
* for a device event or 0 for a process event.
*/
struct kfd_ioctl_dbg_trap_enable_args {
__u64 exception_mask;
__u64 rinfo_ptr;
__u32 rinfo_size;
__u32 dbg_fd;
};
/**
* kfd_ioctl_dbg_trap_send_runtime_event_args
*
* Returns EAGAIN if no event is found and 0 otherwise.
*/
#define KFD_IOC_DBG_TRAP_QUERY_DEBUG_EVENT 5
/* KFD_IOC_DBG_TRAP_GET_QUEUE_SNAPSHOT:
* exception_mask: exception to clear on snapshot
* ptr: user buffer (IN)
* data1: number of queue snapshots (IN/OUT) - 0 for IN ignores buffer writes
* data2: unused
* data3: unused
* data4: unused
*/
#define KFD_IOC_DBG_TRAP_GET_QUEUE_SNAPSHOT 6
/* KFD_IOC_DBG_TRAP_GET_VERSION:
* exception_mask: unused
* ptr: unsused
* data1: major version (OUT)
* data2: minor version (OUT)
* data3: unused
* data4: unused
*/
#define KFD_IOC_DBG_TRAP_GET_VERSION 7
/* KFD_IOC_DBG_TRAP_CLEAR_ADDRESS_WATCH:
* exception_mask: unused
* ptr: unused
* data1: watch ID
* data2: unused
* data3: unused
* data4: unused
*/
#define KFD_IOC_DBG_TRAP_CLEAR_ADDRESS_WATCH 8
/* KFD_IOC_DBG_TRAP_SET_ADDRESS_WATCH:
* exception_mask: unused
* ptr: Watch address
* data1: Watch ID (OUT)
* data2: watch_mode: 0=read, 1=nonread, 2=atomic, 3=all
* data3: watch address mask
* data4: unused
*/
#define KFD_IOC_DBG_TRAP_SET_ADDRESS_WATCH 9
/* KFD_IOC_DBG_TRAP_SET_PRECISE_MEM_OPS
* exception_mask: unused
* ptr: unused
* data1: 0=disable, 1=enable (IN)
* data2: unused
* data3: unused
* data4: unused
*/
#define KFD_IOC_DBG_TRAP_SET_PRECISE_MEM_OPS 10
/* KFD_IOC_DBG_TRAP_QUERY_EXCEPTION_INFO
* exception_mask: unused
* ptr: exception info pointer to copy to
* data1: source_id
* data2: exception_code
* data3: clear_exception (1 == true, 0 == false)
* data4: exception info data size
*
* NOTE: If data2 == EC_PROCESS_RUNTIME, the saved runtime info will be copied
* to the exception info pointer.
*/
#define KFD_IOC_DBG_TRAP_QUERY_EXCEPTION_INFO 11
/* KFD_IOC_DBG_TRAP_DEVICE_SNAPSHOT
* exception_mask: exception to clear on snapshot
* ptr: user buffer for 'struct kfd_dbg_device_info_entry' entries (IN)
* data1: number of devices in snapshot (IN/OUT)
* data2: unused
* data3: unused
* data4: unused
*/
#define KFD_IOC_DBG_TRAP_DEVICE_SNAPSHOT 12
/* KFD_IOC_DBG_TRAP_RUNTIME_ENABLE
* exception_mask: unused
* ptr: r_debug info to save
* data1: enable (0=disable, 1=enable)
* data2: enable ttmp save (0=disable, 1=enable)
* data3: unused
* data4: unused
* Arguments for KFD_IOC_DBG_TRAP_SEND_RUNTIME_EVENT.
* Raises exceptions to runtime.
*
* FIXME: This option is temporary. Future upstream will use a separate IOCTL.
* @exception_mask (IN) - exceptions to raise to runtime
* @gpu_id (IN) - target device id
* @queue_id (IN) - target queue id
*
* Generic errors apply (see kfd_dbg_trap_operations).
* Return - 0 on SUCCESS.
* - ENODEV if gpu_id not found.
* If exception_mask contains EC_PROCESS_RUNTIME, unblocks pending
* AMDKFD_IOC_RUNTIME_ENABLE call - see kfd_ioctl_runtime_enable_args.
* All other exceptions are raised to runtime through err_payload_addr.
* See kfd_context_save_area_header.
*/
#define KFD_IOC_DBG_TRAP_RUNTIME_ENABLE 13
struct kfd_ioctl_dbg_trap_send_runtime_event_args {
__u64 exception_mask;
__u32 gpu_id;
__u32 queue_id;
};
/* KFD_IOC_DBG_TRAP_SEND_RUNTIME_EVENT
* exception_mask: exception to send
* ptr: unused
* data1: destination device id
* data2: destination queue id
* data3: usused
* data4: unused
/**
* kfd_ioctl_dbg_trap_set_exceptions_enabled_args
*
* Arguments for KFD_IOC_SET_EXCEPTIONS_ENABLED
* Set new exceptions to be raised to the debugger.
*
* @exception_mask (IN) - new exceptions to raise the debugger
*
* Generic errors apply (see kfd_dbg_trap_operations).
* Return - 0 on SUCCESS.
*/
#define KFD_IOC_DBG_TRAP_SEND_RUNTIME_EVENT 14
struct kfd_ioctl_dbg_trap_set_exceptions_enabled_args {
__u64 exception_mask;
};
/* KFD_IOC_DBG_TRAP_SET_EXCEPTION_ENABLED
* exception_mask: exception to set
* ptr: unused
* data1: unused
* data2: unused
* data3: usused
* data4: unused
/**
* kfd_ioctl_dbg_trap_set_wave_launch_override_args
*
* Arguments for KFD_IOC_DBG_TRAP_SET_WAVE_LAUNCH_OVERRIDE
* Enable HW exceptions to raise trap.
*
* @override_mode (IN) - see kfd_dbg_trap_override_mode
* @enable_mask (IN/OUT) - reference kfd_dbg_trap_mask.
* IN is the override modes requested to be enabled.
* OUT is referenced in Return below.
* @support_request_mask (IN/OUT) - reference kfd_dbg_trap_mask.
* IN is the override modes requested for support check.
* OUT is referenced in Return below.
*
* Generic errors apply (see kfd_dbg_trap_operations).
* Return - 0 on SUCCESS.
* Previous enablement is returned in @enable_mask.
* Actual override support is returned in @support_request_mask.
* - EINVAL if override mode is not supported.
* - EACCES if trap support requested is not actually supported.
* i.e. enable_mask (IN) is not a subset of support_request_mask (OUT).
* Otherwise it is considered a generic error (see kfd_dbg_trap_operations).
*/
#define KFD_IOC_DBG_TRAP_SET_EXCEPTIONS_ENABLED 15
struct kfd_ioctl_dbg_trap_set_wave_launch_override_args {
__u32 override_mode;
__u32 enable_mask;
__u32 support_request_mask;
__u32 pad;
};
/**
* kfd_ioctl_dbg_trap_set_wave_launch_mode_args
*
* Arguments for KFD_IOC_DBG_TRAP_SET_WAVE_LAUNCH_MODE
* Set wave launch mode.
*
* @mode (IN) - see kfd_dbg_trap_wave_launch_mode
*
* Generic errors apply (see kfd_dbg_trap_operations).
* Return - 0 on SUCCESS.
*/
struct kfd_ioctl_dbg_trap_set_wave_launch_mode_args {
__u32 launch_mode;
__u32 pad;
};
/**
* kfd_ioctl_dbg_trap_suspend_queues_ags
*
* Arguments for KFD_IOC_DBG_TRAP_SUSPEND_QUEUES
* Suspend queues.
*
* @exception_mask (IN) - raised exceptions to clear
* @queue_array_ptr (IN) - pointer to array of queue ids (u32 per queue id)
* to suspend
* @num_queues (IN) - number of queues to suspend in @queue_array_ptr
* @grace_period (IN) - wave time allowance before preemption
* per 1K GPU clock cycle unit
*
* Generic errors apply (see kfd_dbg_trap_operations).
* Destruction of a suspended queue is blocked until the queue is
* resumed. This allows the debugger to access queue information and
* the its context save area without running into a race condition on
* queue destruction.
* Automatically copies per queue context save area header information
* into the save area base
* (see kfd_queue_snapshot_entry and kfd_context_save_area_header).
*
* Return - Number of queues suspended on SUCCESS.
* . KFD_DBG_QUEUE_ERROR_MASK and KFD_DBG_QUEUE_INVALID_MASK masked
* for each queue id in @queue_array_ptr array reports unsuccessful
* suspend reason.
* KFD_DBG_QUEUE_ERROR_MASK = HW failure.
* KFD_DBG_QUEUE_INVALID_MASK = queue does not exist, is new or
* is being destroyed.
*/
struct kfd_ioctl_dbg_trap_suspend_queues_args {
__u64 exception_mask;
__u64 queue_array_ptr;
__u32 num_queues;
__u32 grace_period;
};
/**
* kfd_ioctl_dbg_trap_resume_queues_args
*
* Arguments for KFD_IOC_DBG_TRAP_RESUME_QUEUES
* Resume queues.
*
* @queue_array_ptr (IN) - pointer to array of queue ids (u32 per queue id)
* to resume
* @num_queues (IN) - number of queues to resume in @queue_array_ptr
*
* Generic errors apply (see kfd_dbg_trap_operations).
* Return - Number of queues resumed on SUCCESS.
* KFD_DBG_QUEUE_ERROR_MASK and KFD_DBG_QUEUE_INVALID_MASK mask
* for each queue id in @queue_array_ptr array reports unsuccessful
* resume reason.
* KFD_DBG_QUEUE_ERROR_MASK = HW failure.
* KFD_DBG_QUEUE_INVALID_MASK = queue does not exist.
*/
struct kfd_ioctl_dbg_trap_resume_queues_args {
__u64 queue_array_ptr;
__u32 num_queues;
__u32 pad;
};
/**
* kfd_ioctl_dbg_trap_set_node_address_watch_args
*
* Arguments for KFD_IOC_DBG_TRAP_SET_NODE_ADDRESS_WATCH
* Sets address watch for device.
*
* @address (IN) - watch address to set
* @mode (IN) - see kfd_dbg_trap_address_watch_mode
* @mask (IN) - watch address mask
* @gpu_id (IN) - target gpu to set watch point
* @id (OUT) - watch id allocated
*
* Generic errors apply (see kfd_dbg_trap_operations).
* Return - 0 on SUCCESS.
* Allocated watch ID returned to @id.
* - ENODEV if gpu_id not found.
* - ENOMEM if watch IDs can be allocated
*/
struct kfd_ioctl_dbg_trap_set_node_address_watch_args {
__u64 address;
__u32 mode;
__u32 mask;
__u32 gpu_id;
__u32 id;
};
/**
* kfd_ioctl_dbg_trap_clear_node_address_watch_args
*
* Arguments for KFD_IOC_DBG_TRAP_CLEAR_NODE_ADDRESS_WATCH
* Clear address watch for device.
*
* @gpu_id (IN) - target device to clear watch point
* @id (IN) - allocated watch id to clear
*
* Generic errors apply (see kfd_dbg_trap_operations).
* Return - 0 on SUCCESS.
* - ENODEV if gpu_id not found.
* - EINVAL if watch ID has not been allocated.
*/
struct kfd_ioctl_dbg_trap_clear_node_address_watch_args {
__u32 gpu_id;
__u32 id;
};
/**
* kfd_ioctl_dbg_trap_set_flags_args
*
* Arguments for KFD_IOC_DBG_TRAP_SET_FLAGS
* Sets flags for wave behaviour.
*
* @flags (IN/OUT) - IN = flags to enable, OUT = flags previously enabled
*
* Generic errors apply (see kfd_dbg_trap_operations).
* Return - 0 on SUCCESS.
* - EACCESS if any debug device does not allow flag options.
*/
struct kfd_ioctl_dbg_trap_set_flags_args {
__u32 flags;
__u32 pad;
};
/**
* kfd_ioctl_dbg_trap_query_debug_event_args
*
* Arguments for KFD_IOC_DBG_TRAP_QUERY_DEBUG_EVENT
*
* Find one or more raised exceptions. This function can return multiple
* exceptions from a single queue or a single device with one call. To find
* all raised exceptions, this function must be called repeatedly until it
* returns -EAGAIN. Returned exceptions can optionally be cleared by
* setting the corresponding bit in the @exception_mask input parameter.
* However, clearing an exception prevents retrieving further information
* about it with KFD_IOC_DBG_TRAP_QUERY_EXCEPTION_INFO.
*
* @exception_mask (IN/OUT) - exception to clear (IN) and raised (OUT)
* @gpu_id (OUT) - gpu id of exceptions raised
* @queue_id (OUT) - queue id of exceptions raised
*
* Generic errors apply (see kfd_dbg_trap_operations).
* Return - 0 on raised exception found
* Raised exceptions found are returned in @exception mask
* with reported source id returned in @gpu_id or @queue_id.
* - EAGAIN if no raised exception has been found
*/
struct kfd_ioctl_dbg_trap_query_debug_event_args {
__u64 exception_mask;
__u32 gpu_id;
__u32 queue_id;
};
/**
* kfd_ioctl_dbg_trap_query_exception_info_args
*
* Arguments KFD_IOC_DBG_TRAP_QUERY_EXCEPTION_INFO
* Get additional info on raised exception.
*
* @info_ptr (IN) - pointer to exception info buffer to copy to
* @info_size (IN/OUT) - exception info buffer size (bytes)
* @source_id (IN) - target gpu or queue id
* @exception_code (IN) - target exception
* @clear_exception (IN) - clear raised @exception_code exception
* (0 = false, 1 = true)
*
* Generic errors apply (see kfd_dbg_trap_operations).
* Return - 0 on SUCCESS.
* If @exception_code is EC_DEVICE_MEMORY_VIOLATION, copy @info_size(OUT)
* bytes of memory exception data to @info_ptr.
* If @exception_code is EC_PROCESS_RUNTIME, copy saved
* kfd_runtime_info to @info_ptr.
* Actual required @info_ptr size (bytes) is returned in @info_size.
*/
struct kfd_ioctl_dbg_trap_query_exception_info_args {
__u64 info_ptr;
__u32 info_size;
__u32 source_id;
__u32 exception_code;
__u32 clear_exception;
};
/**
* kfd_ioctl_dbg_trap_get_queue_snapshot_args
*
* Arguments KFD_IOC_DBG_TRAP_GET_QUEUE_SNAPSHOT
* Get queue information.
*
* @exception_mask (IN) - exceptions raised to clear
* @snapshot_buf_ptr (IN) - queue snapshot entry buffer (see kfd_queue_snapshot_entry)
* @num_queues (IN/OUT) - number of queue snapshot entries
* The debugger specifies the size of the array allocated in @num_queues.
* KFD returns the number of queues that actually existed. If this is
* larger than the size specified by the debugger, KFD will not overflow
* the array allocated by the debugger.
*
* @entry_size (IN/OUT) - size per entry in bytes
* The debugger specifies sizeof(struct kfd_queue_snapshot_entry) in
* @entry_size. KFD returns the number of bytes actually populated per
* entry. The debugger should use the KFD_IOCTL_MINOR_VERSION to determine,
* which fields in struct kfd_queue_snapshot_entry are valid. This allows
* growing the ABI in a backwards compatible manner.
* Note that entry_size(IN) should still be used to stride the snapshot buffer in the
* event that it's larger than actual kfd_queue_snapshot_entry.
*
* Generic errors apply (see kfd_dbg_trap_operations).
* Return - 0 on SUCCESS.
* Copies @num_queues(IN) queue snapshot entries of size @entry_size(IN)
* into @snapshot_buf_ptr if @num_queues(IN) > 0.
* Otherwise return @num_queues(OUT) queue snapshot entries that exist.
*/
struct kfd_ioctl_dbg_trap_queue_snapshot_args {
__u64 exception_mask;
__u64 snapshot_buf_ptr;
__u32 num_queues;
__u32 entry_size;
};
/**
* kfd_ioctl_dbg_trap_get_device_snapshot_args
*
* Arguments for KFD_IOC_DBG_TRAP_GET_DEVICE_SNAPSHOT
* Get device information.
*
* @exception_mask (IN) - exceptions raised to clear
* @snapshot_buf_ptr (IN) - pointer to snapshot buffer (see kfd_dbg_device_info_entry)
* @num_devices (IN/OUT) - number of debug devices to snapshot
* The debugger specifies the size of the array allocated in @num_devices.
* KFD returns the number of devices that actually existed. If this is
* larger than the size specified by the debugger, KFD will not overflow
* the array allocated by the debugger.
*
* @entry_size (IN/OUT) - size per entry in bytes
* The debugger specifies sizeof(struct kfd_dbg_device_info_entry) in
* @entry_size. KFD returns the number of bytes actually populated. The
* debugger should use KFD_IOCTL_MINOR_VERSION to determine, which fields
* in struct kfd_dbg_device_info_entry are valid. This allows growing the
* ABI in a backwards compatible manner.
* Note that entry_size(IN) should still be used to stride the snapshot buffer in the
* event that it's larger than actual kfd_dbg_device_info_entry.
*
* Generic errors apply (see kfd_dbg_trap_operations).
* Return - 0 on SUCCESS.
* Copies @num_devices(IN) device snapshot entries of size @entry_size(IN)
* into @snapshot_buf_ptr if @num_devices(IN) > 0.
* Otherwise return @num_devices(OUT) queue snapshot entries that exist.
*/
struct kfd_ioctl_dbg_trap_device_snapshot_args {
__u64 exception_mask;
__u64 snapshot_buf_ptr;
__u32 num_devices;
__u32 entry_size;
};
/**
* kfd_ioctl_dbg_trap_args
*
* Arguments to debug target process.
*
* @pid - target process to debug
* @op - debug operation (see kfd_dbg_trap_operations)
*
* @op determines which union struct args to use.
* Refer to kern docs for each kfd_ioctl_dbg_trap_*_args struct.
*/
struct kfd_ioctl_dbg_trap_args {
__u64 exception_mask; /* to KFD */
__u64 ptr; /* to KFD */
__u32 pid; /* to KFD */
__u32 op; /* to KFD */
__u32 data1; /* to KFD */
__u32 data2; /* to KFD */
__u32 data3; /* to KFD */
__u32 data4; /* to KFD */
__u32 pid;
__u32 op;
union {
struct kfd_ioctl_dbg_trap_enable_args enable;
struct kfd_ioctl_dbg_trap_send_runtime_event_args send_runtime_event;
struct kfd_ioctl_dbg_trap_set_exceptions_enabled_args set_exceptions_enabled;
struct kfd_ioctl_dbg_trap_set_wave_launch_override_args launch_override;
struct kfd_ioctl_dbg_trap_set_wave_launch_mode_args launch_mode;
struct kfd_ioctl_dbg_trap_suspend_queues_args suspend_queues;
struct kfd_ioctl_dbg_trap_resume_queues_args resume_queues;
struct kfd_ioctl_dbg_trap_set_node_address_watch_args set_node_address_watch;
struct kfd_ioctl_dbg_trap_clear_node_address_watch_args clear_node_address_watch;
struct kfd_ioctl_dbg_trap_set_flags_args set_flags;
struct kfd_ioctl_dbg_trap_query_debug_event_args query_debug_event;
struct kfd_ioctl_dbg_trap_query_exception_info_args query_exception_info;
struct kfd_ioctl_dbg_trap_queue_snapshot_args queue_snapshot;
struct kfd_ioctl_dbg_trap_device_snapshot_args device_snapshot;
};
};
/* Matching HSA_EVENTTYPE */
@@ -1355,8 +1667,14 @@ struct kfd_ioctl_set_xnack_mode_args {
#define AMDKFD_IOC_EXPORT_DMABUF \
AMDKFD_IOWR(0x24, struct kfd_ioctl_export_dmabuf_args)
#define AMDKFD_IOC_RUNTIME_ENABLE \
AMDKFD_IOWR(0x25, struct kfd_ioctl_runtime_enable_args)
#define AMDKFD_IOC_DBG_TRAP \
AMDKFD_IOWR(0x26, struct kfd_ioctl_dbg_trap_args)
#define AMDKFD_COMMAND_START 0x01
#define AMDKFD_COMMAND_END 0x25
#define AMDKFD_COMMAND_END 0x27
/* non-upstream ioctls */
#define AMDKFD_IOC_IPC_IMPORT_HANDLE \
@@ -1365,9 +1683,6 @@ struct kfd_ioctl_set_xnack_mode_args {
#define AMDKFD_IOC_IPC_EXPORT_HANDLE \
AMDKFD_IOWR(0x81, struct kfd_ioctl_ipc_export_handle_args)
#define AMDKFD_IOC_DBG_TRAP \
AMDKFD_IOWR(0x82, struct kfd_ioctl_dbg_trap_args)
#define AMDKFD_IOC_CROSS_MEMORY_COPY \
AMDKFD_IOWR(0x83, struct kfd_ioctl_cross_memory_copy_args)
src/debug.c
+16 -44
Просмотреть файл
@@ -265,38 +265,13 @@ HSAKMT_STATUS HSAKMTAPI hsaKmtDbgAddressWatch(HSAuint32 NodeId,
return HSAKMT_STATUS_SUCCESS;
}
/* Get the major and minor version of the kernel debugger support. */
HSAKMT_STATUS
HSAKMTAPI
hsaKmtGetKernelDebugTrapVersionInfo(
HSAuint32 *Major, //Out
HSAuint32 *Minor //Out
)
{
struct kfd_ioctl_dbg_trap_args args = {0};
memset(&args, 0x00, sizeof(args));
args.op = KFD_IOC_DBG_TRAP_GET_VERSION;
args.pid = getpid();
long err = kmtIoctl(kfd_fd, AMDKFD_IOC_DBG_TRAP, &args);
if (err)
return HSAKMT_STATUS_ERROR;
*Major = args.data1;
*Minor = args.data2;
return HSAKMT_STATUS_SUCCESS;
}
#define HSA_RUNTIME_ENABLE_MIN_MAJOR 10
#define HSA_RUNTIME_ENABLE_MAX_MAJOR 13
#define HSA_RUNTIME_ENABLE_MIN_MINOR 0
#define HSA_RUNTIME_ENABLE_MAX_MAJOR 1
#define HSA_RUNTIME_ENABLE_MIN_MINOR 13
static HSAKMT_STATUS checkRuntimeDebugSupport(void) {
HSAuint32 kMajor, kMinor;
HsaNodeProperties node = {0};
HsaSystemProperties props = {0};
HsaVersionInfo versionInfo = {0};
memset(&node, 0x00, sizeof(node));
memset(&props, 0x00, sizeof(props));
@@ -315,12 +290,13 @@ static HSAKMT_STATUS checkRuntimeDebugSupport(void) {
return HSAKMT_STATUS_NOT_SUPPORTED;
}
if (hsaKmtGetKernelDebugTrapVersionInfo(&kMajor, &kMinor))
if (hsaKmtGetVersion(&versionInfo))
return HSAKMT_STATUS_NOT_SUPPORTED;
if (kMajor < HSA_RUNTIME_ENABLE_MIN_MAJOR || kMajor > HSA_RUNTIME_ENABLE_MAX_MAJOR ||
(kMajor == HSA_RUNTIME_ENABLE_MIN_MAJOR &&
(int)kMinor < HSA_RUNTIME_ENABLE_MIN_MINOR))
if (versionInfo.KernelInterfaceMajorVersion < HSA_RUNTIME_ENABLE_MAX_MAJOR ||
(versionInfo.KernelInterfaceMajorVersion ==
HSA_RUNTIME_ENABLE_MAX_MAJOR &&
(int)versionInfo.KernelInterfaceMinorVersion < HSA_RUNTIME_ENABLE_MIN_MINOR))
return HSAKMT_STATUS_NOT_SUPPORTED;
return HSAKMT_STATUS_SUCCESS;
@@ -329,20 +305,18 @@ static HSAKMT_STATUS checkRuntimeDebugSupport(void) {
HSAKMT_STATUS HSAKMTAPI hsaKmtRuntimeEnable(void *rDebug,
bool setupTtmp)
{
struct kfd_ioctl_dbg_trap_args args = {0};
struct kfd_ioctl_runtime_enable_args args = {0};
HSAKMT_STATUS result = checkRuntimeDebugSupport();
if (result)
return result;
memset(&args, 0x00, sizeof(args));
args.op = KFD_IOC_DBG_TRAP_RUNTIME_ENABLE;
args.pid = getpid();
args.data1 = 1; //enable
args.data2 = setupTtmp;
args.ptr = (HSAuint64)rDebug;
args.mode_mask = KFD_RUNTIME_ENABLE_MODE_ENABLE_MASK |
((setupTtmp) ? KFD_RUNTIME_ENABLE_MODE_TTMP_SAVE_MASK : 0);
args.r_debug = (HSAuint64)rDebug;
long err = kmtIoctl(kfd_fd, AMDKFD_IOC_DBG_TRAP, &args);
long err = kmtIoctl(kfd_fd, AMDKFD_IOC_RUNTIME_ENABLE, &args);
if (err) {
if (errno == EBUSY)
@@ -356,18 +330,16 @@ HSAKMT_STATUS HSAKMTAPI hsaKmtRuntimeEnable(void *rDebug,
HSAKMT_STATUS HSAKMTAPI hsaKmtRuntimeDisable(void)
{
struct kfd_ioctl_dbg_trap_args args = {0};
struct kfd_ioctl_runtime_enable_args args = {0};
HSAKMT_STATUS result = checkRuntimeDebugSupport();
if (result)
return result;
memset(&args, 0x00, sizeof(args));
args.op = KFD_IOC_DBG_TRAP_RUNTIME_ENABLE;
args.pid = getpid();
args.data1 = 0; //disable
args.mode_mask = 0; //Disable
if (kmtIoctl(kfd_fd, AMDKFD_IOC_DBG_TRAP, &args))
if (kmtIoctl(kfd_fd, AMDKFD_IOC_RUNTIME_ENABLE, &args))
return HSAKMT_STATUS_ERROR;
return HSAKMT_STATUS_SUCCESS;
src/libhsakmt.ver
-1
Просмотреть файл
@@ -59,7 +59,6 @@ hsaKmtQueryPointerInfo;
hsaKmtSetMemoryUserData;
hsaKmtGetQueueInfo;
hsaKmtAllocQueueGWS;
hsaKmtGetKernelDebugTrapVersionInfo;
hsaKmtRuntimeEnable;
hsaKmtRuntimeDisable;
hsaKmtSPMAcquire;