cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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trace.h (3574B)

      1/* SPDX-License-Identifier: GPL-2.0 */
      2#undef TRACE_SYSTEM
      3#define TRACE_SYSTEM intel_avs
      4
      5#if !defined(_TRACE_INTEL_AVS_H) || defined(TRACE_HEADER_MULTI_READ)
      6#define _TRACE_INTEL_AVS_H
      7
      8#include <linux/types.h>
      9#include <linux/tracepoint.h>
     10
     11TRACE_EVENT(avs_dsp_core_op,
     12
     13	TP_PROTO(unsigned int reg, unsigned int mask, const char *op, bool flag),
     14
     15	TP_ARGS(reg, mask, op, flag),
     16
     17	TP_STRUCT__entry(
     18		__field(unsigned int,	reg	)
     19		__field(unsigned int,	mask	)
     20		__string(op,		op	)
     21		__field(bool,		flag	)
     22	),
     23
     24	TP_fast_assign(
     25		__entry->reg = reg;
     26		__entry->mask = mask;
     27		__assign_str(op, op);
     28		__entry->flag = flag;
     29	),
     30
     31	TP_printk("%s: %d, core mask: 0x%X, prev state: 0x%08X",
     32		  __get_str(op), __entry->flag, __entry->mask, __entry->reg)
     33);
     34
     35#ifndef __TRACE_INTEL_AVS_TRACE_HELPER
     36#define __TRACE_INTEL_AVS_TRACE_HELPER
     37
     38void trace_avs_msg_payload(const void *data, size_t size);
     39
     40#define trace_avs_request(msg, fwregs) \
     41({ \
     42	trace_avs_ipc_request_msg((msg)->header, fwregs); \
     43	trace_avs_msg_payload((msg)->data, (msg)->size); \
     44})
     45
     46#define trace_avs_reply(msg, fwregs) \
     47({ \
     48	trace_avs_ipc_reply_msg((msg)->header, fwregs); \
     49	trace_avs_msg_payload((msg)->data, (msg)->size); \
     50})
     51
     52#define trace_avs_notify(msg, fwregs) \
     53({ \
     54	trace_avs_ipc_notify_msg((msg)->header, fwregs); \
     55	trace_avs_msg_payload((msg)->data, (msg)->size); \
     56})
     57#endif
     58
     59DECLARE_EVENT_CLASS(avs_ipc_msg_hdr,
     60
     61	TP_PROTO(u64 header, u64 fwregs),
     62
     63	TP_ARGS(header, fwregs),
     64
     65	TP_STRUCT__entry(
     66		__field(u64,	header)
     67		__field(u64,	fwregs)
     68	),
     69
     70	TP_fast_assign(
     71		__entry->header = header;
     72		__entry->fwregs = fwregs;
     73	),
     74
     75	TP_printk("primary: 0x%08X, extension: 0x%08X,\n"
     76		  "fwstatus: 0x%08X, fwerror: 0x%08X",
     77		  lower_32_bits(__entry->header), upper_32_bits(__entry->header),
     78		  lower_32_bits(__entry->fwregs), upper_32_bits(__entry->fwregs))
     79);
     80
     81DEFINE_EVENT(avs_ipc_msg_hdr, avs_ipc_request_msg,
     82	TP_PROTO(u64 header, u64 fwregs),
     83	TP_ARGS(header, fwregs)
     84);
     85
     86DEFINE_EVENT(avs_ipc_msg_hdr, avs_ipc_reply_msg,
     87	TP_PROTO(u64 header, u64 fwregs),
     88	TP_ARGS(header, fwregs)
     89);
     90
     91DEFINE_EVENT(avs_ipc_msg_hdr, avs_ipc_notify_msg,
     92	TP_PROTO(u64 header, u64 fwregs),
     93	TP_ARGS(header, fwregs)
     94);
     95
     96TRACE_EVENT_CONDITION(avs_ipc_msg_payload,
     97
     98	TP_PROTO(const u8 *data, size_t size, size_t offset, size_t total),
     99
    100	TP_ARGS(data, size, offset, total),
    101
    102	TP_CONDITION(data && size),
    103
    104	TP_STRUCT__entry(
    105		__dynamic_array(u8,	buf,	size	)
    106		__field(size_t,		offset		)
    107		__field(size_t,		pos		)
    108		__field(size_t,		total		)
    109	),
    110
    111	TP_fast_assign(
    112		memcpy(__get_dynamic_array(buf), data + offset, size);
    113		__entry->offset = offset;
    114		__entry->pos = offset + size;
    115		__entry->total = total;
    116	),
    117
    118	TP_printk("range %zu-%zu out of %zu bytes%s",
    119		  __entry->offset, __entry->pos, __entry->total,
    120		  __print_hex_dump("", DUMP_PREFIX_NONE, 16, 4,
    121				   __get_dynamic_array(buf),
    122				   __get_dynamic_array_len(buf), false))
    123);
    124
    125TRACE_EVENT(avs_d0ix,
    126
    127	TP_PROTO(const char *op, bool proceed, u64 header),
    128
    129	TP_ARGS(op, proceed, header),
    130
    131	TP_STRUCT__entry(
    132		__string(op,	op	)
    133		__field(bool,	proceed	)
    134		__field(u64,	header	)
    135	),
    136
    137	TP_fast_assign(
    138		__assign_str(op, op);
    139		__entry->proceed = proceed;
    140		__entry->header = header;
    141	),
    142
    143	TP_printk("%s%s for request: 0x%08X 0x%08X",
    144		  __entry->proceed ? "" : "ignore ", __get_str(op),
    145		  lower_32_bits(__entry->header), upper_32_bits(__entry->header))
    146);
    147
    148#endif /* _TRACE_INTEL_AVS_H */
    149
    150/* This part must be outside protection */
    151#undef TRACE_INCLUDE_PATH
    152#define TRACE_INCLUDE_PATH .
    153#define TRACE_INCLUDE_FILE trace
    154#include <trace/define_trace.h>