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# Copyright 2015 syzkaller project authors. All rights reserved.
# Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
include <linux/perf_event.h>
include <linux/hw_breakpoint.h>
resource fd_perf[fd]
perf_event_open(attr ptr[in, perf_event_attr], pid pid, cpu intptr, group fd_perf, flags flags[perf_flags]) fd_perf
ioctl$PERF_EVENT_IOC_ENABLE(fd fd_perf, cmd const[PERF_EVENT_IOC_ENABLE], flags intptr)
ioctl$PERF_EVENT_IOC_DISABLE(fd fd_perf, cmd const[PERF_EVENT_IOC_DISABLE], flags intptr)
ioctl$PERF_EVENT_IOC_RESET(fd fd_perf, cmd const[PERF_EVENT_IOC_RESET], flags intptr)
ioctl$PERF_EVENT_IOC_REFRESH(fd fd_perf, cmd const[PERF_EVENT_IOC_REFRESH], refresh intptr)
ioctl$PERF_EVENT_IOC_PERIOD(fd fd_perf, cmd const[PERF_EVENT_IOC_PERIOD], period ptr[in, int64])
ioctl$PERF_EVENT_IOC_ID(fd fd_perf, cmd const[PERF_EVENT_IOC_ID], id ptr[out, int64])
ioctl$PERF_EVENT_IOC_SET_OUTPUT(fd fd_perf, cmd const[PERF_EVENT_IOC_SET_OUTPUT], other fd_perf)
ioctl$PERF_EVENT_IOC_SET_FILTER(fd fd_perf, cmd const[PERF_EVENT_IOC_SET_FILTER], filter ptr[in, string])
ioctl$PERF_EVENT_IOC_SET_BPF(fd fd_perf, cmd const[PERF_EVENT_IOC_SET_BPF], prog fd_bpf_prog)
perf_flags = PERF_FLAG_FD_NO_GROUP, PERF_FLAG_FD_OUTPUT, PERF_FLAG_PID_CGROUP, PERF_FLAG_FD_CLOEXEC
perf_event_type = PERF_TYPE_HARDWARE, PERF_TYPE_SOFTWARE, PERF_TYPE_TRACEPOINT, PERF_TYPE_HW_CACHE, PERF_TYPE_RAW, PERF_TYPE_BREAKPOINT
perf_bp_type = HW_BREAKPOINT_EMPTY, HW_BREAKPOINT_R, HW_BREAKPOINT_W, HW_BREAKPOINT_X
perf_sample_type = PERF_SAMPLE_IP, PERF_SAMPLE_TID, PERF_SAMPLE_TIME, PERF_SAMPLE_ADDR, PERF_SAMPLE_READ, PERF_SAMPLE_CALLCHAIN, PERF_SAMPLE_ID, PERF_SAMPLE_CPU, PERF_SAMPLE_PERIOD, PERF_SAMPLE_STREAM_ID, PERF_SAMPLE_RAW, PERF_SAMPLE_BRANCH_STACK, PERF_SAMPLE_REGS_USER, PERF_SAMPLE_STACK_USER, PERF_SAMPLE_WEIGHT, PERF_SAMPLE_DATA_SRC, PERF_SAMPLE_IDENTIFIER, PERF_SAMPLE_TRANSACTION, PERF_SAMPLE_REGS_INTR
perf_read_format = PERF_FORMAT_TOTAL_TIME_ENABLED, PERF_FORMAT_TOTAL_TIME_RUNNING, PERF_FORMAT_ID, PERF_FORMAT_GROUP
perf_branch_sample_type = PERF_SAMPLE_BRANCH_USER, PERF_SAMPLE_BRANCH_KERNEL, PERF_SAMPLE_BRANCH_HV, PERF_SAMPLE_BRANCH_ANY, PERF_SAMPLE_BRANCH_ANY_CALL, PERF_SAMPLE_BRANCH_ANY_RETURN, PERF_SAMPLE_BRANCH_IND_CALL, PERF_SAMPLE_BRANCH_ABORT_TX, PERF_SAMPLE_BRANCH_IN_TX, PERF_SAMPLE_BRANCH_NO_TX, PERF_SAMPLE_BRANCH_COND, PERF_SAMPLE_BRANCH_CALL_STACK, PERF_SAMPLE_BRANCH_IND_JUMP, PERF_SAMPLE_BRANCH_CALL, PERF_SAMPLE_BRANCH_NO_FLAGS, PERF_SAMPLE_BRANCH_NO_CYCLES, PERF_SAMPLE_BRANCH_MAX
perf_attr_flags = 1, 2, 4, 8, 16
perf_event_attr {
type flags[perf_event_type, int32]
size len[parent, int32]
#TODO: config can contain lots of various flags depending on type.
# this is a hacky way to generate something reasonable.
config0 int8
config1 int8
config2 int8
config3 int8
config4 const[0, int32]
freq int64
sample flags[perf_sample_type, int64]
format flags[perf_read_format, int64]
# Lots of various bit flags.
# Split into int8's because for int64 large values generated less frequently than small ones.
# Kernel checks that unused bits are zero.
flags0 int8
flags1 int8
flags2 int8
flags3 flags[perf_attr_flags, int8]
freserv const[0, int32]
wakeup int32
bptype flags[perf_bp_type, int32]
config5 int64
config6 int64
bsample flags[perf_branch_sample_type, int64]
regs int64
stack int64
clockid flags[clock_type, int32]
regs2 int64
auxwm int32
maxstk int16
reserv const[0, int16]
}
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