src/soc/mediatek/common/tracker_v2.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <commonlib/bsd/helpers.h>
   4 #include <device/mmio.h>
   5 #include <soc/addressmap.h>
   6 #include <soc/tracker.h>
   7 #include <soc/tracker_common.h>
   8
   9 /*
  10  * for systracker:
  11  * offset[0] dump from offset 0x100 ~ 0x2F8.
  12  * offset[1] dump from offset 0x300 ~ 0x4FC
  13  *
  14  * for infra tracker:
  15  * offset[0] dump from offset 0x100 ~ 0x1F8
  16  * offset[1] dump from offset 0x300 ~ 0x3FC
  17  *
  18  * for perisys tracker:
  19  * offset[0] dump from offset 0x100 ~ 0x2F8
  20  * offset[1] dump from offset 0x300 ~ 0x4FC
  21  */
  22
  23 static const u32 offsets[] = { AR_TRACK_OFFSET, AW_TRACK_OFFSET };
  24
  25 struct tracker tracker_data[TRACKER_NUM] = {
  26         [TRACKER_SYSTRACKER] = {
  27                 .base_addr = DBG_TRACKER_BASE,
  28                 .timeout = BUS_DBG_CON_TIMEOUT,
  29                 .entry = SYS_TRACK_ENTRY,
  30                 .offsets = offsets,
  31                 .offsets_size = ARRAY_SIZE(offsets),
  32                 .str = "systracker",
  33         },
  34         [TRACKER_INFRATRACKER] = {
  35                 .base_addr = INFRA_TRACKER_BASE,
  36                 .timeout = BUSTRACKER_TIMEOUT,
  37                 .entry = INFRA_ENTRY_NUM,
  38                 .offsets = offsets,
  39                 .offsets_size = ARRAY_SIZE(offsets),
  40                 .str = "infra_tracker",
  41         },
  42         [TRACKER_PERISYSTRACKER] = {
  43                 .base_addr = PERI_TRACKER_BASE,
  44                 .timeout = BUSTRACKER_TIMEOUT,
  45                 .entry = PERI_ENTRY_NUM,
  46                 .offsets = offsets,
  47                 .offsets_size = ARRAY_SIZE(offsets),
  48                 .str = "peri_tracker",
  49         },
  50 };
  51
  52 void tracker_setup(void)
  53 {
  54         u32 val;
  55         /*
  56          * Set infra/peri tracker timeout.
  57          * timeout = clock_in_mhz * 1000 / 16 * timeout_in_ms
  58          *
  59          * timeout: 200ms
  60          * infra tracker clock: 156MHz
  61          * peri tracker clock: 78MHz
  62          */
  63         val = 156 * 1000 / 16 * 200;
  64         write32p(INFRA_TRACKER_BASE + BUS_DBG_TIMER_CON0, val);
  65         write32p(INFRA_TRACKER_BASE + BUS_DBG_TIMER_CON1, val);
  66
  67         val = 78 * 1000 / 16 * 200;
  68         write32p(PERI_TRACKER_BASE + BUS_DBG_TIMER_CON0, val);
  69         write32p(PERI_TRACKER_BASE + BUS_DBG_TIMER_CON1, val);
  70
  71         /* Enable infra/peri tracer because tracker and tracer share the same enable bit. */
  72         write32p(BUS_TRACE_MONITOR_BASE + BUS_TRACE_CON_1, 1 << BUS_TRACE_EN);
  73         write32p(BUS_TRACE_MONITOR_BASE + BUS_TRACE_CON_2, 1 << BUS_TRACE_EN);
  74
  75         /*
  76          * Enable infra/peri tracker.
  77          * bit[0] - BUS_DBG_EN
  78          * bit[1] - TIMEOUT_EN
  79          * bit[2] - SLV_ERR_EN
  80          * bit[13] - HALT_ON_TIMEOUT_EN
  81          * bit[14] - BUS_OT_WEN_CTRL
  82          */
  83         val = BIT(0) | BIT(1) | BIT(2) | BIT(13) | BIT(14);
  84         write32p(BUS_TRACE_MONITOR_BASE + BUS_TRACE_CON_AO_1, val);
  85         write32p(BUS_TRACE_MONITOR_BASE + BUS_TRACE_CON_AO_2, val);
  86 }