linux xorg.0.log,哪位可以帮忙解释下Xorg.0.log中这些警告的意义?

本文记录了一系列 Intel GPU 驱动程序中的警告信息,包括设备配置、寄存器状态变化等,并表达了作者想要了解这些警告含义的目的。

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(WW) intel: No matching Device section for instance (BusID PCI:0:2:1) found

(WW) intel(0): Bad V_BIOS checksum

(WW) intel(0): Register 0x61200 (PP_STATUS) changed from 0xc0000008 to 0xd0000009

(WW) intel(0): PP_STATUS before: on, ready, sequencing idle

(WW) intel(0): PP_STATUS after: on, ready, sequencing on

(WW) intel(0): Register 0x71024 (PIPEBSTAT) changed from 0x00000202 to 0x80000202

(WW) intel(0): PIPEBSTAT before: status: VSYNC_INT_STATUS VBLANK_INT_STATUS

(WW) intel(0): PIPEBSTAT after: status: FIFO_UNDERRUN VSYNC_INT_STATUS VBLANK_INT_STATUS

(WW) intel(0): Register 0x68000 (TV_CTL) changed from 0x10000000 to 0x000c0000

(WW) intel(0): Register 0x68010 (TV_CSC_Y) changed from 0x00000000 to 0x0332012d

(WW) intel(0): Register 0x68014 (TV_CSC_Y2) changed from 0x00000000 to 0x07d30104

(WW) intel(0): Register 0x68018 (TV_CSC_U) changed from 0x00000000 to 0x0733052d

(WW) intel(0): Register 0x6801c (TV_CSC_U2) changed from 0x00000000 to 0x05c70200

(WW) intel(0): Register 0x68020 (TV_CSC_V) changed from 0x00000000 to 0x0340030c

(WW) intel(0): Register 0x68024 (TV_CSC_V2) changed from 0x00000000 to 0x06d00200

(WW) intel(0): Register 0x68028 (TV_CLR_KNOBS) changed from 0x00000000 to 0x00606000

(WW) intel(0): Register 0x6802c (TV_CLR_LEVEL) changed from 0x00000000 to 0x010b00e1

(WW) intel(0): Register 0x68030 (TV_H_CTL_1) changed from 0x00000000 to 0x00400359

(WW) intel(0): Register 0x68034 (TV_H_CTL_2) changed from 0x00000000 to 0x80480022

(WW) intel(0): Register 0x68038 (TV_H_CTL_3) changed from 0x00000000 to 0x007c0344

(WW) intel(0): Register 0x6803c (TV_V_CTL_1) changed from 0x00000000 to 0x00f01415

(WW) intel(0): Register 0x68040 (TV_V_CTL_2) changed from 0x00000000 to 0x00060607

(WW) intel(0): Register 0x68044 (TV_V_CTL_3) changed from 0x00000000 to 0x80120001

(WW) intel(0): Register 0x68048 (TV_V_CTL_4) changed from 0x00000000 to 0x000900f0

(WW) intel(0): Register 0x6804c (TV_V_CTL_5) changed from 0x00000000 to 0x000a00f0

(WW) intel(0): Register 0x68050 (TV_V_CTL_6) changed from 0x00000000 to 0x000900f0

(WW) intel(0): Register 0x68054 (TV_V_CTL_7) changed from 0x00000000 to 0x000a00f0

(WW) intel(0): Register 0x68060 (TV_SC_CTL_1) changed from 0x00000000 to 0xc1710088

(WW) intel(0): Register 0x68064 (TV_SC_CTL_2) changed from 0x00000000 to 0x4e2d1dc8

(WW) intel(0): Register 0x68070 (TV_WIN_POS) changed from 0x00000000 to 0x00360024

(WW) intel(0): Register 0x68074 (TV_WIN_SIZE) changed from 0x00000000 to 0x02640198

(WW) intel(0): Register 0x68080 (TV_FILTER_CTL_1) changed from 0x00000000 to 0x800010bb

(WW) intel(0): Register 0x68084 (TV_FILTER_CTL_2) changed from 0x00000000 to 0x00028283

(WW) intel(0): Register 0x68088 (TV_FILTER_CTL_3) changed from 0x00000000 to 0x00014141

(WW) intel(0): Register 0x68100 (TV_H_LUMA_0) changed from 0x00000000 to 0xb1403000

(WW) intel(0): Register 0x681ec (TV_H_LUMA_59) changed from 0x00000000 to 0x0000b060

(WW) intel(0): Register 0x68200 (TV_H_CHROMA_0) changed from 0x00000000 to 0xb1403000

(WW) intel(0): Register 0x682ec (TV_H_CHROMA_59) changed from 0x00000000 to 0x0000b060

===================================

只是想了解一下这些警告的含义而已~

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