From: Damien Lespiau <[email protected]> This reports which lanes are locked.
Signed-off-by: Damien Lespiau <[email protected]> --- lib/intel_reg.h | 8 ++++++++ tools/intel_reg_dumper.c | 21 +++++++++++++++++++++ 2 files changed, 29 insertions(+) diff --git a/lib/intel_reg.h b/lib/intel_reg.h index ffded64..0796cb5 100644 --- a/lib/intel_reg.h +++ b/lib/intel_reg.h @@ -3381,6 +3381,14 @@ typedef enum { #define FDI_RXC_TUSIZE1 0xf2030 #define FDI_RXC_TUSIZE2 0xf2038 +#define FDI_RXA_DEBUG 0xf0020 +#define FDI_RXB_DEBUG 0xf1020 +#define FDI_RXC_DEBUG 0xf2020 +#define FDI_RX_DEBUG_L3_BIT_LOCKED (1<<29) +#define FDI_RX_DEBUG_L2_BIT_LOCKED (1<<28) +#define FDI_RX_DEBUG_L1_BIT_LOCKED (1<<27) +#define FDI_RX_DEBUG_L0_BIT_LOCKED (1<<26) + /* FDI_RX interrupt register format */ #define FDI_RX_INTER_LANE_ALIGN (1<<10) #define FDI_RX_SYMBOL_LOCK (1<<9) /* train 2 */ diff --git a/tools/intel_reg_dumper.c b/tools/intel_reg_dumper.c index f6392e2..7f6eaaa 100644 --- a/tools/intel_reg_dumper.c +++ b/tools/intel_reg_dumper.c @@ -1310,6 +1310,23 @@ DEBUGSTRING(ironlake_debug_fdi_rx_misc) snprintf(result, len, "FDI Delay %d", val & ((1 << 13) - 1)); } +DEBUGSTRING(ironlake_debug_fdi_rx_debug) +{ + int l0_locked = val & FDI_RX_DEBUG_L0_BIT_LOCKED; + int l1_locked = val & FDI_RX_DEBUG_L1_BIT_LOCKED; + int l2_locked = val & FDI_RX_DEBUG_L2_BIT_LOCKED; + int l3_locked = val & FDI_RX_DEBUG_L3_BIT_LOCKED; + const char *none = ""; + + if (l0_locked + l1_locked + l2_locked + l3_locked == 0) + none = "none"; + + snprintf(result, len, "bit locked lanes: %s%s%s%s%s", + l0_locked ? "0 " : "", l1_locked ? "1 " : "", + l2_locked ? "2 " : "", l3_locked ? "3 " : "", + none); +} + DEBUGSTRING(ironlake_debug_transconf) { const char *enable = val & TRANS_ENABLE ? "enable" : "disable"; @@ -1793,6 +1810,10 @@ static struct reg_debug ironlake_debug_regs[] = { DEFINEREG(FDI_RXB_IIR), DEFINEREG(FDI_RXB_IMR), + DEFINEREG2(FDI_RXA_DEBUG, ironlake_debug_fdi_rx_debug), + DEFINEREG2(FDI_RXB_DEBUG, ironlake_debug_fdi_rx_debug), + DEFINEREG2(FDI_RXC_DEBUG, ironlake_debug_fdi_rx_debug), + DEFINEREG2(PCH_ADPA, i830_debug_adpa), DEFINEREG2(HDMIB, ironlake_debug_hdmi), DEFINEREG2(HDMIC, ironlake_debug_hdmi), -- 1.7.11.4 _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
