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xf86-video-intel/src/i830_debug.c

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/*
* Copyright © 2006 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Authors:
* Eric Anholt <eric@anholt.net>
*
*/
#include <inttypes.h>
#ifdef REG_DUMPER
#include "reg_dumper/reg_dumper.h"
#else
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "xf86.h"
#include "i830.h"
#include "i830_debug.h"
#include <strings.h>
#endif
#include "i810_reg.h"
#define DEBUGSTRING(func) static char *func(I830Ptr pI830, int reg, CARD32 val)
DEBUGSTRING(i830_debug_xyminus1)
{
return XNFprintf("%d, %d", (val & 0xffff) + 1,
((val & 0xffff0000) >> 16) + 1);
}
DEBUGSTRING(i830_debug_yxminus1)
{
return XNFprintf("%d, %d", ((val & 0xffff0000) >> 16) + 1,
(val & 0xffff) + 1);
}
DEBUGSTRING(i830_debug_xy)
{
return XNFprintf("%d, %d", (val & 0xffff),
((val & 0xffff0000) >> 16));
}
DEBUGSTRING(i830_debug_dspstride)
{
return XNFprintf("%d bytes", val);
}
DEBUGSTRING(i830_debug_dspcntr)
{
char *enabled = val & DISPLAY_PLANE_ENABLE ? "enabled" : "disabled";
char plane = val & DISPPLANE_SEL_PIPE_B ? 'B' : 'A';
return XNFprintf("%s, pipe %c", enabled, plane);
}
DEBUGSTRING(i830_debug_pipeconf)
{
char *enabled = val & PIPEACONF_ENABLE ? "enabled" : "disabled";
char *bit30;
if (IS_I965G(pI830))
bit30 = val & I965_PIPECONF_ACTIVE ? "active" : "inactive";
else
bit30 = val & PIPEACONF_DOUBLE_WIDE ? "double-wide" : "single-wide";
return XNFprintf("%s, %s", enabled, bit30);
}
DEBUGSTRING(i830_debug_pipestat)
{
char *_FIFO_UNDERRUN = val & FIFO_UNDERRUN ? " FIFO_UNDERRUN" : "";
char *_CRC_ERROR_ENABLE = val & CRC_ERROR_ENABLE ? " CRC_ERROR_ENABLE" : "";
char *_CRC_DONE_ENABLE = val & CRC_DONE_ENABLE ? " CRC_DONE_ENABLE" : "";
char *_GMBUS_EVENT_ENABLE = val & GMBUS_EVENT_ENABLE ? " GMBUS_EVENT_ENABLE" : "";
char *_VSYNC_INT_ENABLE = val & VSYNC_INT_ENABLE ? " VSYNC_INT_ENABLE" : "";
char *_DLINE_COMPARE_ENABLE = val & DLINE_COMPARE_ENABLE ? " DLINE_COMPARE_ENABLE" : "";
char *_DPST_EVENT_ENABLE = val & DPST_EVENT_ENABLE ? " DPST_EVENT_ENABLE" : "";
char *_LBLC_EVENT_ENABLE = val & LBLC_EVENT_ENABLE ? " LBLC_EVENT_ENABLE" : "";
char *_OFIELD_INT_ENABLE = val & OFIELD_INT_ENABLE ? " OFIELD_INT_ENABLE" : "";
char *_EFIELD_INT_ENABLE = val & EFIELD_INT_ENABLE ? " EFIELD_INT_ENABLE" : "";
char *_SVBLANK_INT_ENABLE = val & SVBLANK_INT_ENABLE ? " SVBLANK_INT_ENABLE" : "";
char *_VBLANK_INT_ENABLE = val & VBLANK_INT_ENABLE ? " VBLANK_INT_ENABLE" : "";
char *_OREG_UPDATE_ENABLE = val & OREG_UPDATE_ENABLE ? " OREG_UPDATE_ENABLE" : "";
char *_CRC_ERROR_INT_STATUS = val & CRC_ERROR_INT_STATUS ? " CRC_ERROR_INT_STATUS" : "";
char *_CRC_DONE_INT_STATUS = val & CRC_DONE_INT_STATUS ? " CRC_DONE_INT_STATUS" : "";
char *_GMBUS_INT_STATUS = val & GMBUS_INT_STATUS ? " GMBUS_INT_STATUS" : "";
char *_VSYNC_INT_STATUS = val & VSYNC_INT_STATUS ? " VSYNC_INT_STATUS" : "";
char *_DLINE_COMPARE_STATUS = val & DLINE_COMPARE_STATUS ? " DLINE_COMPARE_STATUS" : "";
char *_DPST_EVENT_STATUS = val & DPST_EVENT_STATUS ? " DPST_EVENT_STATUS" : "";
char *_LBLC_EVENT_STATUS = val & LBLC_EVENT_STATUS ? " LBLC_EVENT_STATUS" : "";
char *_OFIELD_INT_STATUS = val & OFIELD_INT_STATUS ? " OFIELD_INT_STATUS" : "";
char *_EFIELD_INT_STATUS = val & EFIELD_INT_STATUS ? " EFIELD_INT_STATUS" : "";
char *_SVBLANK_INT_STATUS = val & SVBLANK_INT_STATUS ? " SVBLANK_INT_STATUS" : "";
char *_VBLANK_INT_STATUS = val & VBLANK_INT_STATUS ? " VBLANK_INT_STATUS" : "";
char *_OREG_UPDATE_STATUS = val & OREG_UPDATE_STATUS ? " OREG_UPDATE_STATUS" : "";
return XNFprintf("status:%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
_FIFO_UNDERRUN,
_CRC_ERROR_ENABLE,
_CRC_DONE_ENABLE,
_GMBUS_EVENT_ENABLE,
_VSYNC_INT_ENABLE,
_DLINE_COMPARE_ENABLE,
_DPST_EVENT_ENABLE,
_LBLC_EVENT_ENABLE,
_OFIELD_INT_ENABLE,
_EFIELD_INT_ENABLE,
_SVBLANK_INT_ENABLE,
_VBLANK_INT_ENABLE,
_OREG_UPDATE_ENABLE,
_CRC_ERROR_INT_STATUS,
_CRC_DONE_INT_STATUS,
_GMBUS_INT_STATUS,
_VSYNC_INT_STATUS,
_DLINE_COMPARE_STATUS,
_DPST_EVENT_STATUS,
_LBLC_EVENT_STATUS,
_OFIELD_INT_STATUS,
_EFIELD_INT_STATUS,
_SVBLANK_INT_STATUS,
_VBLANK_INT_STATUS,
_OREG_UPDATE_STATUS);
}
DEBUGSTRING(i830_debug_hvtotal)
{
return XNFprintf("%d active, %d total", (val & 0xffff) + 1,
((val & 0xffff0000) >> 16) + 1);
}
DEBUGSTRING(i830_debug_hvsyncblank)
{
return XNFprintf("%d start, %d end", (val & 0xffff) + 1,
((val & 0xffff0000) >> 16) + 1);
}
DEBUGSTRING(i830_debug_vgacntrl)
{
return XNFprintf("%s", val & VGA_DISP_DISABLE ? "disabled" : "enabled");
}
DEBUGSTRING(i830_debug_fp)
{
return XNFprintf("n = %d, m1 = %d, m2 = %d",
((val & FP_N_DIV_MASK) >> FP_N_DIV_SHIFT),
((val & FP_M1_DIV_MASK) >> FP_M1_DIV_SHIFT),
((val & FP_M2_DIV_MASK) >> FP_M2_DIV_SHIFT));
}
DEBUGSTRING(i830_debug_vga_pd)
{
int vga0_p1, vga0_p2, vga1_p1, vga1_p2;
/* XXX: i9xx version */
if (val & VGA0_PD_P1_DIV_2)
vga0_p1 = 2;
else
vga0_p1 = ((val & VGA0_PD_P1_MASK) >> VGA0_PD_P1_SHIFT) + 2;
vga0_p2 = (val & VGA0_PD_P2_DIV_4) ? 4 : 2;
if (val & VGA1_PD_P1_DIV_2)
vga1_p1 = 2;
else
vga1_p1 = ((val & VGA1_PD_P1_MASK) >> VGA1_PD_P1_SHIFT) + 2;
vga1_p2 = (val & VGA1_PD_P2_DIV_4) ? 4 : 2;
return XNFprintf("vga0 p1 = %d, p2 = %d, vga1 p1 = %d, p2 = %d",
vga0_p1, vga0_p2, vga1_p1, vga1_p2);
}
DEBUGSTRING(i830_debug_pp_status)
{
char *status = val & PP_ON ? "on" : "off";
char *ready = val & PP_READY ? "ready" : "not ready";
char *seq = "unknown";
switch (val & PP_SEQUENCE_MASK) {
case PP_SEQUENCE_NONE:
seq = "idle";
break;
case PP_SEQUENCE_ON:
seq = "on";
break;
case PP_SEQUENCE_OFF:
seq = "off";
break;
}
return XNFprintf("%s, %s, sequencing %s", status, ready, seq);
}
DEBUGSTRING(i830_debug_pp_control)
{
return XNFprintf("power target: %s",
val & POWER_TARGET_ON ? "on" : "off");
}
DEBUGSTRING(i830_debug_dpll)
{
char *enabled = val & DPLL_VCO_ENABLE ? "enabled" : "disabled";
char *dvomode = val & DPLL_DVO_HIGH_SPEED ? "dvo" : "non-dvo";
char *vgamode = val & DPLL_VGA_MODE_DIS ? "" : ", VGA";
char *mode = "unknown";
char *clock = "unknown";
char *fpextra = val & DISPLAY_RATE_SELECT_FPA1 ? ", using FPx1!" : "";
char sdvoextra[20];
int p1, p2 = 0;
if (IS_I9XX(pI830)) {
p1 = ffs((val & DPLL_FPA01_P1_POST_DIV_MASK) >>
DPLL_FPA01_P1_POST_DIV_SHIFT);
switch (val & DPLL_MODE_MASK) {
case DPLLB_MODE_DAC_SERIAL:
mode = "DAC/serial";
p2 = val & DPLL_DAC_SERIAL_P2_CLOCK_DIV_5 ? 5 : 10;
break;
case DPLLB_MODE_LVDS:
mode = "LVDS";
p2 = val & DPLLB_LVDS_P2_CLOCK_DIV_7 ? 7 : 14;
break;
}
} else {
Bool is_lvds = (INREG(LVDS) & LVDS_PORT_EN) && (reg == DPLL_B);
if (is_lvds) {
mode = "LVDS";
p1 = ffs((val & DPLL_FPA01_P1_POST_DIV_MASK_I830_LVDS) >>
DPLL_FPA01_P1_POST_DIV_SHIFT);
if ((INREG(LVDS) & LVDS_CLKB_POWER_MASK) == LVDS_CLKB_POWER_UP)
p2 = 7;
else
p2 = 14;
} else {
mode = "DAC/serial";
if (val & PLL_P1_DIVIDE_BY_TWO) {
p1 = 2;
} else {
/* Map the number in the field to (3, 33) */
p1 = ((val & DPLL_FPA01_P1_POST_DIV_MASK_I830) >>
DPLL_FPA01_P1_POST_DIV_SHIFT) + 2;
}
if (val & PLL_P2_DIVIDE_BY_4)
p2 = 4;
else
p2 = 2;
}
}
switch (val & PLL_REF_INPUT_MASK) {
case PLL_REF_INPUT_DREFCLK:
clock = "default";
break;
case PLL_REF_INPUT_TVCLKINA:
clock = "TV A";
break;
case PLL_REF_INPUT_TVCLKINBC:
clock = "TV B/C";
break;
case PLLB_REF_INPUT_SPREADSPECTRUMIN:
if (reg == DPLL_B)
clock = "spread spectrum";
break;
}
if (IS_I945G(pI830) || IS_I945GM(pI830) || IS_G33CLASS(pI830)) {
sprintf(sdvoextra, ", SDVO mult %d",
(int)((val & SDVO_MULTIPLIER_MASK) >>
SDVO_MULTIPLIER_SHIFT_HIRES) + 1);
} else {
sdvoextra[0] = '\0';
}
return XNFprintf("%s, %s%s, %s clock, %s mode, p1 = %d, "
"p2 = %d%s%s",
enabled, dvomode, vgamode, clock, mode, p1, p2,
fpextra, sdvoextra);
}
DEBUGSTRING(i830_debug_dpll_test)
{
char *dpllandiv = val & DPLLA_TEST_N_BYPASS ? ", DPLLA N bypassed" : "";
char *dpllamdiv = val & DPLLA_TEST_M_BYPASS ? ", DPLLA M bypassed" : "";
char *dpllainput = val & DPLLA_INPUT_BUFFER_ENABLE ?
"" : ", DPLLA input buffer disabled";
char *dpllbndiv = val & DPLLB_TEST_N_BYPASS ? ", DPLLB N bypassed" : "";
char *dpllbmdiv = val & DPLLB_TEST_M_BYPASS ? ", DPLLB M bypassed" : "";
char *dpllbinput = val & DPLLB_INPUT_BUFFER_ENABLE ?
"" : ", DPLLB input buffer disabled";
return XNFprintf("%s%s%s%s%s%s",
dpllandiv, dpllamdiv, dpllainput,
dpllbndiv, dpllbmdiv, dpllbinput);
}
DEBUGSTRING(i830_debug_adpa)
{
char pipe = (val & ADPA_PIPE_B_SELECT) ? 'B' : 'A';
char *enable = (val & ADPA_DAC_ENABLE) ? "enabled" : "disabled";
char hsync = (val & ADPA_HSYNC_ACTIVE_HIGH) ? '+' : '-';
char vsync = (val & ADPA_VSYNC_ACTIVE_HIGH) ? '+' : '-';
return XNFprintf("%s, pipe %c, %chsync, %cvsync",
enable, pipe, hsync, vsync);
}
DEBUGSTRING(i830_debug_lvds)
{
char pipe = val & LVDS_PIPEB_SELECT ? 'B' : 'A';
char *enable = val & LVDS_PORT_EN ? "enabled" : "disabled";
int depth;
char *channels;
if ((val & LVDS_A3_POWER_MASK) == LVDS_A3_POWER_UP)
depth = 24;
else
depth = 18;
if ((val & LVDS_B0B3_POWER_MASK) == LVDS_B0B3_POWER_UP)
channels = "2 channels";
else
channels = "1 channel";
return XNFprintf("%s, pipe %c, %d bit, %s",
enable, pipe, depth, channels);
}
DEBUGSTRING(i830_debug_dvo)
{
char *enable = val & DVO_ENABLE ? "enabled" : "disabled";
char pipe = val & DVO_PIPE_B_SELECT ? 'B' : 'A';
char *stall;
char hsync = val & DVO_HSYNC_ACTIVE_HIGH ? '+' : '-';
char vsync = val & DVO_VSYNC_ACTIVE_HIGH ? '+' : '-';
switch (val & DVO_PIPE_STALL_MASK) {
case DVO_PIPE_STALL_UNUSED:
stall = "no stall";
break;
case DVO_PIPE_STALL:
stall = "stall";
break;
case DVO_PIPE_STALL_TV:
stall = "TV stall";
break;
default:
stall = "unknown stall";
break;
}
return XNFprintf("%s, pipe %c, %s, %chsync, %cvsync",
enable, pipe, stall, hsync, vsync);
}
DEBUGSTRING(i830_debug_sdvo)
{
char *enable = val & SDVO_ENABLE ? "enabled" : "disabled";
char pipe = val & SDVO_PIPE_B_SELECT ? 'B' : 'A';
char *stall = val & SDVO_STALL_SELECT ? "enabled" : "disabled";
char *detected = val & SDVO_DETECTED ? "" : "not ";
char *gang = val & SDVOC_GANG_MODE ? ", gang mode" : "";
char sdvoextra[20];
if (IS_I915G(pI830) || IS_I915GM(pI830)) {
sprintf(sdvoextra, ", SDVO mult %d",
(int)((val & SDVO_PORT_MULTIPLY_MASK) >>
SDVO_PORT_MULTIPLY_SHIFT) + 1);
} else {
sdvoextra[0] = '\0';
}
return XNFprintf("%s, pipe %c, stall %s, %sdetected%s%s",
enable, pipe, stall, detected, sdvoextra, gang);
}
DEBUGSTRING(i830_debug_dspclk_gate_d)
{
char *DPUNIT_B = val & DPUNIT_B_CLOCK_GATE_DISABLE ? " DPUNIT_B" : "";
char *VSUNIT = val & VSUNIT_CLOCK_GATE_DISABLE ? " VSUNIT" : "";
char *VRHUNIT = val & VRHUNIT_CLOCK_GATE_DISABLE ? " VRHUNIT" : "";
char *VRDUNIT = val & VRDUNIT_CLOCK_GATE_DISABLE ? " VRDUNIT" : "";
char *AUDUNIT = val & AUDUNIT_CLOCK_GATE_DISABLE ? " AUDUNIT" : "";
char *DPUNIT_A = val & DPUNIT_A_CLOCK_GATE_DISABLE ? " DPUNIT_A" : "";
char *DPCUNIT = val & DPCUNIT_CLOCK_GATE_DISABLE ? " DPCUNIT" : "";
char *TVRUNIT = val & TVRUNIT_CLOCK_GATE_DISABLE ? " TVRUNIT" : "";
char *TVCUNIT = val & TVCUNIT_CLOCK_GATE_DISABLE ? " TVCUNIT" : "";
char *TVFUNIT = val & TVFUNIT_CLOCK_GATE_DISABLE ? " TVFUNIT" : "";
char *TVEUNIT = val & TVEUNIT_CLOCK_GATE_DISABLE ? " TVEUNIT" : "";
char *DVSUNIT = val & DVSUNIT_CLOCK_GATE_DISABLE ? " DVSUNIT" : "";
char *DSSUNIT = val & DSSUNIT_CLOCK_GATE_DISABLE ? " DSSUNIT" : "";
char *DDBUNIT = val & DDBUNIT_CLOCK_GATE_DISABLE ? " DDBUNIT" : "";
char *DPRUNIT = val & DPRUNIT_CLOCK_GATE_DISABLE ? " DPRUNIT" : "";
char *DPFUNIT = val & DPFUNIT_CLOCK_GATE_DISABLE ? " DPFUNIT" : "";
char *DPBMUNIT = val & DPBMUNIT_CLOCK_GATE_DISABLE ? " DPBMUNIT" : "";
char *DPLSUNIT = val & DPLSUNIT_CLOCK_GATE_DISABLE ? " DPLSUNIT" : "";
char *DPLUNIT = val & DPLUNIT_CLOCK_GATE_DISABLE ? " DPLUNIT" : "";
char *DPOUNIT = val & DPOUNIT_CLOCK_GATE_DISABLE ? " DPOUNIT" : "";
char *DPBUNIT = val & DPBUNIT_CLOCK_GATE_DISABLE ? " DPBUNIT" : "";
char *DCUNIT = val & DCUNIT_CLOCK_GATE_DISABLE ? " DCUNIT" : "";
char *DPUNIT = val & DPUNIT_CLOCK_GATE_DISABLE ? " DPUNIT" : "";
char *VRUNIT = val & VRUNIT_CLOCK_GATE_DISABLE ? " VRUNIT" : "";
char *OVHUNIT = val & OVHUNIT_CLOCK_GATE_DISABLE ? " OVHUNIT" : "";
char *DPIOUNIT = val & DPIOUNIT_CLOCK_GATE_DISABLE ? " DPIOUNIT" : "";
char *OVFUNIT = val & OVFUNIT_CLOCK_GATE_DISABLE ? " OVFUNIT" : "";
char *OVBUNIT = val & OVBUNIT_CLOCK_GATE_DISABLE ? " OVBUNIT" : "";
char *OVRUNIT = val & OVRUNIT_CLOCK_GATE_DISABLE ? " OVRUNIT" : "";
char *OVCUNIT = val & OVCUNIT_CLOCK_GATE_DISABLE ? " OVCUNIT" : "";
char *OVUUNIT = val & OVUUNIT_CLOCK_GATE_DISABLE ? " OVUUNIT" : "";
char *OVLUNIT = val & OVLUNIT_CLOCK_GATE_DISABLE ? " OVLUNIT" : "";
return XNFprintf ("clock gates disabled:%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
DPUNIT_B,
VSUNIT,
VRHUNIT,
VRDUNIT,
AUDUNIT,
DPUNIT_A,
DPCUNIT,
TVRUNIT,
TVCUNIT,
TVFUNIT,
TVEUNIT,
DVSUNIT,
DSSUNIT,
DDBUNIT,
DPRUNIT,
DPFUNIT,
DPBMUNIT,
DPLSUNIT,
DPLUNIT,
DPOUNIT,
DPBUNIT,
DCUNIT,
DPUNIT,
VRUNIT,
OVHUNIT,
DPIOUNIT,
OVFUNIT,
OVBUNIT,
OVRUNIT,
OVCUNIT,
OVUUNIT,
OVLUNIT);
}
#if 0
DEBUGSTRING(i810_debug_fence_new)
{
char *enable = (val & FENCE_VALID) ? "enabled" : "disabled";
char format = (val & I965_FENCE_Y_MAJOR) ? 'Y' : 'X';
int pitch = ((val & 0xffc) >> 2) * 128;
unsigned int offset = val & 0xfffff000;
return XNFprintf("%s, %c tile walk, %d pitch, 0x%08x offset",
enable, format, pitch, offset);
}
#endif
#define DEFINEREG(reg) \
{ reg, #reg, NULL, 0 }
#define DEFINEREG2(reg, func) \
{ reg, #reg, func, 0 }
static struct i830SnapshotRec {
int reg;
char *name;
char *(*debug_output)(I830Ptr pI830, int reg, CARD32 val);
CARD32 val;
} i830_snapshot[] = {
DEFINEREG2(VCLK_DIVISOR_VGA0, i830_debug_fp),
DEFINEREG2(VCLK_DIVISOR_VGA1, i830_debug_fp),
DEFINEREG2(VCLK_POST_DIV, i830_debug_vga_pd),
DEFINEREG2(DPLL_TEST, i830_debug_dpll_test),
DEFINEREG(CACHE_MODE_0),
DEFINEREG(D_STATE),
DEFINEREG2(DSPCLK_GATE_D, i830_debug_dspclk_gate_d),
DEFINEREG(RENCLK_GATE_D1),
DEFINEREG(RENCLK_GATE_D2),
/* DEFINEREG(RAMCLK_GATE_D), CRL only */
DEFINEREG2(SDVOB, i830_debug_sdvo),
DEFINEREG2(SDVOC, i830_debug_sdvo),
/* DEFINEREG(UDIB_SVB_SHB_CODES), CRL only */
/* DEFINEREG(UDIB_SHA_BLANK_CODES), CRL only */
DEFINEREG(SDVOUDI),
DEFINEREG(DSPARB),
DEFINEREG(DSPFW1),
DEFINEREG(DSPFW2),
DEFINEREG(DSPFW3),
DEFINEREG2(ADPA, i830_debug_adpa),
DEFINEREG2(LVDS, i830_debug_lvds),
DEFINEREG2(DVOA, i830_debug_dvo),
DEFINEREG2(DVOB, i830_debug_dvo),
DEFINEREG2(DVOC, i830_debug_dvo),
DEFINEREG(DVOA_SRCDIM),
DEFINEREG(DVOB_SRCDIM),
DEFINEREG(DVOC_SRCDIM),
DEFINEREG2(PP_CONTROL, i830_debug_pp_control),
DEFINEREG2(PP_STATUS, i830_debug_pp_status),
DEFINEREG(PFIT_CONTROL),
DEFINEREG(PFIT_PGM_RATIOS),
DEFINEREG(PORT_HOTPLUG_EN),
DEFINEREG(PORT_HOTPLUG_STAT),
DEFINEREG2(DSPACNTR, i830_debug_dspcntr),
DEFINEREG2(DSPASTRIDE, i830_debug_dspstride),
DEFINEREG2(DSPAPOS, i830_debug_xy),
DEFINEREG2(DSPASIZE, i830_debug_xyminus1),
DEFINEREG(DSPABASE),
DEFINEREG(DSPASURF),
DEFINEREG(DSPATILEOFF),
DEFINEREG2(PIPEACONF, i830_debug_pipeconf),
DEFINEREG2(PIPEASRC, i830_debug_yxminus1),
DEFINEREG2(PIPEASTAT, i830_debug_pipestat),
DEFINEREG(FBC_CFB_BASE),
DEFINEREG(FBC_LL_BASE),
DEFINEREG(FBC_CONTROL),
DEFINEREG(FBC_COMMAND),
DEFINEREG(FBC_STATUS),
DEFINEREG(FBC_CONTROL2),
DEFINEREG(FBC_FENCE_OFF),
DEFINEREG(FBC_MOD_NUM),
DEFINEREG2(FPA0, i830_debug_fp),
DEFINEREG2(FPA1, i830_debug_fp),
DEFINEREG2(DPLL_A, i830_debug_dpll),
DEFINEREG(DPLL_A_MD),
DEFINEREG2(HTOTAL_A, i830_debug_hvtotal),
DEFINEREG2(HBLANK_A, i830_debug_hvsyncblank),
DEFINEREG2(HSYNC_A, i830_debug_hvsyncblank),
DEFINEREG2(VTOTAL_A, i830_debug_hvtotal),
DEFINEREG2(VBLANK_A, i830_debug_hvsyncblank),
DEFINEREG2(VSYNC_A, i830_debug_hvsyncblank),
DEFINEREG(BCLRPAT_A),
DEFINEREG(VSYNCSHIFT_A),
DEFINEREG2(DSPBCNTR, i830_debug_dspcntr),
DEFINEREG2(DSPBSTRIDE, i830_debug_dspstride),
DEFINEREG2(DSPBPOS, i830_debug_xy),
DEFINEREG2(DSPBSIZE, i830_debug_xyminus1),
DEFINEREG(DSPBBASE),
DEFINEREG(DSPBSURF),
DEFINEREG(DSPBTILEOFF),
DEFINEREG2(PIPEBCONF, i830_debug_pipeconf),
DEFINEREG2(PIPEBSRC, i830_debug_yxminus1),
DEFINEREG2(PIPEBSTAT, i830_debug_pipestat),
DEFINEREG2(FPB0, i830_debug_fp),
DEFINEREG2(FPB1, i830_debug_fp),
DEFINEREG2(DPLL_B, i830_debug_dpll),
DEFINEREG(DPLL_B_MD),
DEFINEREG2(HTOTAL_B, i830_debug_hvtotal),
DEFINEREG2(HBLANK_B, i830_debug_hvsyncblank),
DEFINEREG2(HSYNC_B, i830_debug_hvsyncblank),
DEFINEREG2(VTOTAL_B, i830_debug_hvtotal),
DEFINEREG2(VBLANK_B, i830_debug_hvsyncblank),
DEFINEREG2(VSYNC_B, i830_debug_hvsyncblank),
DEFINEREG(BCLRPAT_B),
DEFINEREG(VSYNCSHIFT_B),
DEFINEREG(VCLK_DIVISOR_VGA0),
DEFINEREG(VCLK_DIVISOR_VGA1),
DEFINEREG(VCLK_POST_DIV),
DEFINEREG2(VGACNTRL, i830_debug_vgacntrl),
DEFINEREG(TV_CTL),
DEFINEREG(TV_DAC),
DEFINEREG(TV_CSC_Y),
DEFINEREG(TV_CSC_Y2),
DEFINEREG(TV_CSC_U),
DEFINEREG(TV_CSC_U2),
DEFINEREG(TV_CSC_V),
DEFINEREG(TV_CSC_V2),
DEFINEREG(TV_CLR_KNOBS),
DEFINEREG(TV_CLR_LEVEL),
DEFINEREG(TV_H_CTL_1),
DEFINEREG(TV_H_CTL_2),
DEFINEREG(TV_H_CTL_3),
DEFINEREG(TV_V_CTL_1),
DEFINEREG(TV_V_CTL_2),
DEFINEREG(TV_V_CTL_3),
DEFINEREG(TV_V_CTL_4),
DEFINEREG(TV_V_CTL_5),
DEFINEREG(TV_V_CTL_6),
DEFINEREG(TV_V_CTL_7),
DEFINEREG(TV_SC_CTL_1),
DEFINEREG(TV_SC_CTL_2),
DEFINEREG(TV_SC_CTL_3),
DEFINEREG(TV_WIN_POS),
DEFINEREG(TV_WIN_SIZE),
DEFINEREG(TV_FILTER_CTL_1),
DEFINEREG(TV_FILTER_CTL_2),
DEFINEREG(TV_FILTER_CTL_3),
DEFINEREG(TV_CC_CONTROL),
DEFINEREG(TV_CC_DATA),
DEFINEREG(TV_H_LUMA_0),
DEFINEREG(TV_H_LUMA_59),
DEFINEREG(TV_H_CHROMA_0),
DEFINEREG(TV_H_CHROMA_59),
DEFINEREG(MI_MODE),
DEFINEREG(MI_DISPLAY_POWER_DOWN),
DEFINEREG(MI_ARB_STATE),
DEFINEREG(MI_RDRET_STATE),
DEFINEREG(ECOSKPD),
#if 0
DEFINEREG2(FENCE_NEW + 0, i810_debug_fence_new),
DEFINEREG2(FENCE_NEW + 8, i810_debug_fence_new),
DEFINEREG2(FENCE_NEW + 16, i810_debug_fence_new),
DEFINEREG2(FENCE_NEW + 24, i810_debug_fence_new),
DEFINEREG2(FENCE_NEW + 32, i810_debug_fence_new),
DEFINEREG2(FENCE_NEW + 40, i810_debug_fence_new),
DEFINEREG2(FENCE_NEW + 48, i810_debug_fence_new),
DEFINEREG2(FENCE_NEW + 56, i810_debug_fence_new),
DEFINEREG2(FENCE_NEW + 64, i810_debug_fence_new),
DEFINEREG2(FENCE_NEW + 72, i810_debug_fence_new),
DEFINEREG2(FENCE_NEW + 80, i810_debug_fence_new),
DEFINEREG2(FENCE_NEW + 88, i810_debug_fence_new),
DEFINEREG2(FENCE_NEW + 96, i810_debug_fence_new),
DEFINEREG2(FENCE_NEW + 104, i810_debug_fence_new),
DEFINEREG2(FENCE_NEW + 112, i810_debug_fence_new),
DEFINEREG2(FENCE_NEW + 120, i810_debug_fence_new),
#endif
};
#undef DEFINEREG
#define NUM_I830_SNAPSHOTREGS (sizeof(i830_snapshot) / sizeof(i830_snapshot[0]))
#ifndef REG_DUMPER
void i830TakeRegSnapshot(ScrnInfoPtr pScrn)
{
I830Ptr pI830 = I830PTR(pScrn);
int i;
for (i = 0; i < NUM_I830_SNAPSHOTREGS; i++) {
i830_snapshot[i].val = INREG(i830_snapshot[i].reg);
}
}
void i830CompareRegsToSnapshot(ScrnInfoPtr pScrn, char *where)
{
I830Ptr pI830 = I830PTR(pScrn);
int i;
xf86DrvMsg(pScrn->scrnIndex, X_INFO,
"Comparing regs from server start up to %s\n", where);
for (i = 0; i < NUM_I830_SNAPSHOTREGS; i++) {
CARD32 val = INREG(i830_snapshot[i].reg);
if (i830_snapshot[i].val == val)
continue;
xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
"Register 0x%x (%s) changed from 0x%08x to 0x%08x\n",
i830_snapshot[i].reg, i830_snapshot[i].name,
(int)i830_snapshot[i].val, (int)val);
if (i830_snapshot[i].debug_output != NULL) {
char *before, *after;
before = i830_snapshot[i].debug_output(pI830,
i830_snapshot[i].reg,
i830_snapshot[i].val);
after = i830_snapshot[i].debug_output(pI830,
i830_snapshot[i].reg,
val);
xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
"%s before: %s\n", i830_snapshot[i].name, before);
xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
"%s after: %s\n", i830_snapshot[i].name, after);
}
}
}
#endif /* !REG_DUMPER */
static void i830DumpIndexed (ScrnInfoPtr pScrn, char *name, int id, int val, int min, int max)
{
I830Ptr pI830 = I830PTR(pScrn);
int i;
for (i = min; i <= max; i++) {
OUTREG8 (id, i);
xf86DrvMsg (pScrn->scrnIndex, X_INFO, "%18.18s%02x: 0x%02x\n",
name, i, INREG8(val));
}
}
static void i830DumpAR(ScrnInfoPtr pScrn)
{
I830Ptr pI830 = I830PTR(pScrn);
int i;
uint16_t st01;
unsigned char orig_arx, msr;
msr = INREG8(0x3cc);
if (msr & 1)
st01 = 0x3da;
else
st01 = 0x3ba;
INREG8(st01); /* make sure index/write register is in index mode */
orig_arx = INREG8(0x3c0);
xf86DrvMsg(pScrn->scrnIndex, X_INFO, "%19.19sX: 0x%02x\n",
"AR", orig_arx);
for (i = 0; i <= 0x14; i++) {
INREG8(st01);
OUTREG8(0x3c0, i);
xf86DrvMsg(pScrn->scrnIndex, X_INFO, "%18.18s%02x: 0x%02x\n",
"AR", i, INREG8(0x3c1));
}
INREG8(st01);
OUTREG8(0x3c0, orig_arx);
}
void i830DumpRegs (ScrnInfoPtr pScrn)
{
I830Ptr pI830 = I830PTR(pScrn);
int i;
int fp, dpll;
int pipe;
int n, m1, m2, m, p1, p2;
int ref;
int dot;
int phase;
int msr;
int crt;
xf86DrvMsg (pScrn->scrnIndex, X_INFO, "DumpRegsBegin\n");
for (i = 0; i < NUM_I830_SNAPSHOTREGS; i++) {
CARD32 val = INREG(i830_snapshot[i].reg);
if (i830_snapshot[i].debug_output != NULL) {
char *debug = i830_snapshot[i].debug_output(pI830,
i830_snapshot[i].reg,
val);
xf86DrvMsg (pScrn->scrnIndex, X_INFO, "%20.20s: 0x%08x (%s)\n",
i830_snapshot[i].name, (unsigned int)val, debug);
xfree(debug);
} else {
xf86DrvMsg (pScrn->scrnIndex, X_INFO, "%20.20s: 0x%08x\n",
i830_snapshot[i].name, (unsigned int)val);
}
}
i830DumpIndexed (pScrn, "SR", 0x3c4, 0x3c5, 0, 7);
msr = INREG8(0x3cc);
xf86DrvMsg (pScrn->scrnIndex, X_INFO, "%20.20s: 0x%02x\n",
"MSR", (unsigned int) msr);
i830DumpAR (pScrn);
if (msr & 1)
crt = 0x3d0;
else
crt = 0x3b0;
i830DumpIndexed (pScrn, "CR", crt + 4, crt + 5, 0, 0x24);
for (pipe = 0; pipe <= 1; pipe++)
{
fp = INREG(pipe == 0 ? FPA0 : FPB0);
dpll = INREG(pipe == 0 ? DPLL_A : DPLL_B);
if (IS_I9XX(pI830))
{
CARD32 lvds = INREG(LVDS);
if ((lvds & LVDS_PORT_EN) &&
(lvds & LVDS_PIPEB_SELECT) == (pipe << 30))
{
if ((lvds & LVDS_CLKB_POWER_MASK) == LVDS_CLKB_POWER_UP)
p2 = 7;
else
p2 = 14;
}
else
{
switch ((dpll >> 24) & 0x3) {
case 0:
p2 = 10;
break;
case 1:
p2 = 5;
break;
default:
p2 = 1;
xf86DrvMsg (pScrn->scrnIndex, X_WARNING, "p2 out of range\n");
break;
}
}
switch ((dpll >> 16) & 0xff) {
case 1:
p1 = 1; break;
case 2:
p1 = 2; break;
case 4:
p1 = 3; break;
case 8:
p1 = 4; break;
case 16:
p1 = 5; break;
case 32:
p1 = 6; break;
case 64:
p1 = 7; break;
case 128:
p1 = 8; break;
default:
p1 = 1;
xf86DrvMsg (pScrn->scrnIndex, X_WARNING, "p1 out of range\n");
break;
}
switch ((dpll >> 13) & 0x3) {
case 0:
ref = 96000;
break;
case 3:
ref = 100000;
break;
default:
ref = 0;
xf86DrvMsg (pScrn->scrnIndex, X_WARNING, "ref out of range\n");
break;
}
}
else
{
CARD32 lvds = INREG(LVDS);
if (IS_I85X (pI830) &&
(lvds & LVDS_PORT_EN) &&
(lvds & LVDS_PIPEB_SELECT) == (pipe << 30))
{
if ((lvds & LVDS_CLKB_POWER_MASK) == LVDS_CLKB_POWER_UP)
p2 = 7;
else
p2 = 14;
switch ((dpll >> 16) & 0x3f) {
case 0x01: p1 = 1; break;
case 0x02: p1 = 2; break;
case 0x04: p1 = 3; break;
case 0x08: p1 = 4; break;
case 0x10: p1 = 5; break;
case 0x20: p1 = 6; break;
default:
p1 = 1;
xf86DrvMsg (pScrn->scrnIndex, X_WARNING, "LVDS P1 0x%x invalid encoding\n",
(dpll >> 16) & 0x3f);
break;
}
}
else
{
if (dpll & (1 << 23))
p2 = 4;
else
p2 = 2;
if (dpll & PLL_P1_DIVIDE_BY_TWO)
p1 = 2;
else
p1 = ((dpll >> 16) & 0x3f) + 2;
}
switch ((dpll >> 13) & 0x3) {
case 0:
ref = 48000;
break;
case 3:
ref = 66000;
break;
default:
ref = 0;
xf86DrvMsg (pScrn->scrnIndex, X_WARNING, "ref out of range\n");
break;
}
}
if (IS_I965G(pI830)) {
phase = (dpll >> 9) & 0xf;
switch (phase) {
case 6:
break;
default:
xf86DrvMsg (pScrn->scrnIndex, X_INFO,
"SDVO phase shift %d out of range -- probobly not "
"an issue.\n", phase);
break;
}
}
switch ((dpll >> 8) & 1) {
case 0:
break;
default:
xf86DrvMsg (pScrn->scrnIndex, X_WARNING,
"fp select out of range\n");
break;
}
n = ((fp >> 16) & 0x3f);
m1 = ((fp >> 8) & 0x3f);
m2 = ((fp >> 0) & 0x3f);
m = 5 * (m1 + 2) + (m2 + 2);
dot = (ref * (5 * (m1 + 2) + (m2 + 2)) / (n + 2)) / (p1 * p2);
xf86DrvMsg (pScrn->scrnIndex, X_INFO, "pipe %s dot %d n %d m1 %d m2 %d p1 %d p2 %d\n",
pipe == 0 ? "A" : "B", dot, n, m1, m2, p1, p2);
}
xf86DrvMsg (pScrn->scrnIndex, X_INFO, "DumpRegsEnd\n");
}
#ifndef REG_DUMPER
#define NUM_RING_DUMP 64
static void
i830_dump_ring(ScrnInfoPtr pScrn)
{
I830Ptr pI830 = I830PTR(pScrn);
unsigned int head, tail, ring, mask;
volatile unsigned char *virt;
head = (INREG (LP_RING + RING_HEAD)) & I830_HEAD_MASK;
tail = INREG (LP_RING + RING_TAIL) & I830_TAIL_MASK;
mask = pI830->LpRing->tail_mask;
virt = pI830->LpRing->virtual_start;
ErrorF ("Ring at virtual %p head 0x%x tail 0x%x count %d\n",
virt, head, tail, (((tail + mask + 1) - head) & mask) >> 2);
for (ring = (head - 128) & mask; ring != ((head + 4) & mask);
ring = (ring + 4) & mask)
{
ErrorF ("\t%08x: %08x\n", ring, *(volatile unsigned int *) (virt + ring));
}
ErrorF ("Ring end\n");
}
/* Famous last words
*/
void
i830_dump_error_state(ScrnInfoPtr pScrn)
{
I830Ptr pI830 = I830PTR(pScrn);
ErrorF("pgetbl_ctl: 0x%" PRIx32 "getbl_err: 0x%" PRIx32 "\n",
INREG(PGETBL_CTL), INREG(PGE_ERR));
ErrorF("ipeir: %" PRIx32 " iphdr: %" PRIx32 "\n", INREG(IPEIR),
INREG(IPEHR));
ErrorF("LP ring tail: %" PRIx32 " head: %" PRIx32 " len: %" PRIx32 " start %" PRIx32 "\n",
INREG(LP_RING + RING_TAIL),
INREG(LP_RING + RING_HEAD) & HEAD_ADDR,
INREG(LP_RING + RING_LEN),
INREG(LP_RING + RING_START));
ErrorF("eir: %x esr: %x emr: %x\n",
INREG16(EIR), INREG16(ESR), INREG16(EMR));
ErrorF("instdone: %x instpm: %x\n", INREG16(INST_DONE), INREG8(INST_PM));
ErrorF("memmode: %" PRIx32 " instps: %" PRIx32 "\n", INREG(MEMMODE),
INREG(INST_PS));
ErrorF("hwstam: %x ier: %x imr: %x iir: %x\n",
INREG16(HWSTAM), INREG16(IER), INREG16(IMR), INREG16(IIR));
i830_dump_ring (pScrn);
}
void
i965_dump_error_state(ScrnInfoPtr pScrn)
{
I830Ptr pI830 = I830PTR(pScrn);
ErrorF("pgetbl_ctl: 0x%" PRIx32 " pgetbl_err: 0x%" PRIx32 "\n",
INREG(PGETBL_CTL), INREG(PGE_ERR));
ErrorF("ipeir: %" PRIx32 " iphdr: %" PRIx32 "\n", INREG(IPEIR_I965), INREG(IPEHR_I965));
ErrorF("LP ring tail: %" PRIx32 " head: %" PRIx32 " len: %" PRIx32 " start %" PRIx32 "\n",
INREG(LP_RING + RING_TAIL),
INREG(LP_RING + RING_HEAD) & HEAD_ADDR,
INREG(LP_RING + RING_LEN), INREG(LP_RING + RING_START));
ErrorF("Err ID (eir): %x Err Status (esr): %x Err Mask (emr): %x\n",
(int)INREG(EIR), (int)INREG(ESR), (int)INREG(EMR));
ErrorF("instdone: %x instdone_1: %x\n", (int)INREG(INST_DONE_I965),
(int)INREG(INST_DONE_1));
ErrorF("instpm: %x\n", (int)INREG(INST_PM));
ErrorF("memmode: %" PRIx32 " instps: %" PRIx32 "\n", INREG(MEMMODE), INREG(INST_PS_I965));
ErrorF("HW Status mask (hwstam): %x\nIRQ enable (ier): %x "
"imr: %x iir: %x\n",
(int)INREG(HWSTAM), (int)INREG(IER), (int)INREG(IMR),
(int)INREG(IIR));
ErrorF("acthd: %" PRIx32 " dma_fadd_p: %" PRIx32 "\n", INREG(ACTHD), INREG(DMA_FADD_P));
ErrorF("ecoskpd: %" PRIx32 " excc: %" PRIx32 "\n", INREG(ECOSKPD), INREG(EXCC));
ErrorF("cache_mode: %x/%x\n", (int)INREG(CACHE_MODE_0),
(int)INREG(CACHE_MODE_1));
ErrorF("mi_arb_state: %x\n", (int)INREG(MI_ARB_STATE));
ErrorF("IA_VERTICES_COUNT_QW %x/%x\n",
(int)INREG(IA_VERTICES_COUNT_QW),
(int)INREG(IA_VERTICES_COUNT_QW+4));
ErrorF("IA_PRIMITIVES_COUNT_QW %x/%x\n",
(int)INREG(IA_PRIMITIVES_COUNT_QW),
(int)INREG(IA_PRIMITIVES_COUNT_QW+4));
ErrorF("VS_INVOCATION_COUNT_QW %x/%x\n",
(int)INREG(VS_INVOCATION_COUNT_QW),
(int)INREG(VS_INVOCATION_COUNT_QW+4));
ErrorF("GS_INVOCATION_COUNT_QW %x/%x\n",
(int)INREG(GS_INVOCATION_COUNT_QW),
(int)INREG(GS_INVOCATION_COUNT_QW+4));
ErrorF("GS_PRIMITIVES_COUNT_QW %x/%x\n",
(int)INREG(GS_PRIMITIVES_COUNT_QW),
(int)INREG(GS_PRIMITIVES_COUNT_QW+4));
ErrorF("CL_INVOCATION_COUNT_QW %x/%x\n",
(int)INREG(CL_INVOCATION_COUNT_QW),
(int)INREG(CL_INVOCATION_COUNT_QW+4));
ErrorF("CL_PRIMITIVES_COUNT_QW %x/%x\n",
(int)INREG(CL_PRIMITIVES_COUNT_QW),
(int)INREG(CL_PRIMITIVES_COUNT_QW+4));
ErrorF("PS_INVOCATION_COUNT_QW %x/%x\n",
(int)INREG(PS_INVOCATION_COUNT_QW),
(int)INREG(PS_INVOCATION_COUNT_QW+4));
ErrorF("PS_DEPTH_COUNT_QW %x/%x\n",
(int)INREG(PS_DEPTH_COUNT_QW),
(int)INREG(PS_DEPTH_COUNT_QW+4));
ErrorF("WIZ_CTL %x\n", (int)INREG(WIZ_CTL));
ErrorF("TS_CTL %x TS_DEBUG_DATA %x\n", (int)INREG(TS_CTL),
(int)INREG(TS_DEBUG_DATA));
ErrorF("TD_CTL %x / %x\n", (int)INREG(TD_CTL), (int)INREG(TD_CTL2));
}
/**
* Checks the hardware error state bits.
*
* \return TRUE if any errors were found.
*/
Bool
i830_check_error_state(ScrnInfoPtr pScrn)
{
I830Ptr pI830 = I830PTR(pScrn);
int errors = 0;
unsigned long temp, head, tail;
if (!I830IsPrimary(pScrn)) return TRUE;
temp = INREG16(ESR);
if (temp != 0) {
Bool vertex_max = !IS_I965G(pI830) && (temp & ERR_VERTEX_MAX);
Bool pgtbl = temp & ERR_PGTBL_ERROR;
Bool underrun = !IS_I965G(pI830) &&
(temp & ERR_DISPLAY_OVERLAY_UNDERRUN);
Bool instruction = !IS_I965G(pI830) && (temp & ERR_INSTRUCTION_ERROR);
xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
"ESR is 0x%08lx%s%s%s%s\n", temp,
vertex_max ? ", max vertices exceeded" : "",
pgtbl ? ", page table error" : "",
underrun ? ", display/overlay underrun" : "",
instruction ? ", instruction error" : "");
errors++;
}
/* Check first for page table errors */
if (!IS_I9XX(pI830)) {
temp = INREG(PGE_ERR);
if (temp != 0) {
xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
"PGTBL_ER is 0x%08lx\n", temp);
errors++;
}
} else {
temp = INREG(PGTBL_ER);
if (temp != 0) {
xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
"PGTBL_ER is 0x%08lx"
"%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n", temp,
temp & PGTBL_ERR_HOST_GTT_PTE ? ", host gtt pte" : "",
temp & PGTBL_ERR_HOST_PTE_DATA ? ", host pte data" : "",
temp & PGTBL_ERR_DISPA_GTT_PTE ? ", display A pte" : "",
temp & PGTBL_ERR_DISPA_TILING ?
", display A tiling" : "",
temp & PGTBL_ERR_DISPB_GTT_PTE ? ", display B pte" : "",
temp & PGTBL_ERR_DISPB_TILING ?
", display B tiling" : "",
temp & PGTBL_ERR_DISPC_GTT_PTE ? ", display C pte" : "",
temp & PGTBL_ERR_DISPC_TILING ?
", display C tiling" : "",
temp & PGTBL_ERR_OVERLAY_GTT_PTE ?
", overlay GTT PTE" : "",
temp & PGTBL_ERR_OVERLAY_TILING ?
", overlay tiling" : "",
temp & PGTBL_ERR_CS_GTT ? ", CS GTT" : "",
temp & PGTBL_ERR_CS_INSTRUCTION_GTT_PTE ?
", CS instruction GTT PTE" : "",
temp & PGTBL_ERR_CS_VERTEXDATA_GTT_PTE ?
", CS vertex data GTT PTE" : "",
temp & PGTBL_ERR_BIN_INSTRUCTION_GTT_PTE ?
", BIN instruction GTT PTE" : "",
temp & PGTBL_ERR_BIN_VERTEXDATA_GTT_PTE ?
", BIN vertex data GTT PTE" : "",
temp & PGTBL_ERR_LC_GTT_PTE ? ", LC pte" : "",
temp & PGTBL_ERR_LC_TILING ? ", LC tiling" : "",
temp & PGTBL_ERR_MT_GTT_PTE ? ", MT pte" : "",
temp & PGTBL_ERR_MT_TILING ? ", MT tiling" : "");
errors++;
}
}
temp = INREG(PGETBL_CTL);
if (!(temp & 1)) {
xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
"PGTBL_CTL (0x%08lx) indicates GTT is disabled\n", temp);
errors++;
}
temp = INREG(LP_RING + RING_LEN);
if (temp & 1) {
xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
"PRB0_CTL (0x%08lx) indicates ring buffer enabled\n", temp);
errors++;
}
head = INREG(LP_RING + RING_HEAD);
tail = INREG(LP_RING + RING_TAIL);
if ((tail & I830_TAIL_MASK) != (head & I830_HEAD_MASK)) {
xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
"PRB0_HEAD (0x%08lx) and PRB0_TAIL (0x%08lx) indicate "
"ring buffer not flushed\n", head, tail);
errors++;
}
#if 0
if (errors) {
if (IS_I965G(pI830))
i965_dump_error_state(pScrn);
else
i830_dump_error_state(pScrn);
}
#endif
return (errors != 0);
}
#endif /* !REG_DUMPER */
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