API tools faq
paste
jzef

Asus UEFI (CSM disabled)

jzef
Sep 23rd, 2026
26
0
Never
Add comment
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
text 9.09 KB | None | 0 0
raw download clone embed print report
  1. fs0:\> csmallacpi
  2. ============================================================
  3. XPCSM64 KD 1.33 -- full BIOS bridge
  4. ============================================================
  5. WARNING: native AHCI disk writes are ENABLED for INT 13h AH=03/43.
  6. COM1: SILENT -- reserved for NTLDR/WinDbg at 115200 8N1
  7.  
  8. [1/6] Firmware and CPU
  9.  
  10. Firmware vendor : American Megatrends
  11. Firmware rev : 0x00050007
  12. UEFI revision : 2.31 (raw 0x0002001F)
  13. Secure Boot : NO
  14. Setup Mode : YES
  15. CPU vendor : GenuineIntel
  16. Family/Model/Step: 6/55/9
  17. APIC : YES x2APIC: NO VMX: YES
  18. Long Mode : YES NX: YES
  19. Address bits : physical 36, virtual 48
  20.  
  21. Current CPU state:
  22. CR0 = 0x0000000080000013
  23. CR3 = 0x0000000078AC4000
  24. CR4 = 0x0000000000000668
  25. EFER = 0x0000000000000500
  26. RSP = 0x0000000078C05478 RFLAGS=0x0000000000000206
  27. CS/DS/SS = 0x0038 / 0x0018 / 0x0018
  28. GDTR base/limit = 0x0000000077F78610 / 0x0047
  29. IDTR base/limit = 0x0000000077F81650 / 0x0FFF
  30.  
  31. Press any key for CSM/legacy tests...
  32. ============================================================
  33. XPCSM64 KD 1.33 -- full BIOS bridge
  34. ============================================================
  35. WARNING: native AHCI disk writes are ENABLED for INT 13h AH=03/43.
  36. COM1: SILENT -- reserved for NTLDR/WinDbg at 115200 8N1
  37.  
  38. [2/6] Firmware CSM / legacy interfaces
  39.  
  40. EFI_LEGACY_BIOS_PROTOCOL : NOT FOUND status=0x800000000000000E
  41. EFI_LEGACY_REGION2_PROTOCOL : FOUND at 0x0000000077DF32A0
  42.  
  43. Interpretation: legacy-region support exists, but a firmware CSM is not proven.
  44. Vendor-specific legacy code can exist without these protocols.
  45.  
  46. Press any key for the low-memory map...
  47. ============================================================
  48. XPCSM64 KD 1.33 -- full BIOS bridge
  49. ============================================================
  50. WARNING: native AHCI disk writes are ENABLED for INT 13h AH=03/43.
  51. COM1: SILENT -- reserved for NTLDR/WinDbg at 115200 8N1
  52.  
  53. [3/6] UEFI memory map -- important low memory
  54.  
  55. Type Start End Pages
  56. Conventional 0x0000000000000000 0x000000000003EFFF 63
  57. ACPINVS 0x000000000003F000 0x000000000003FFFF 1
  58. Conventional 0x0000000000040000 0x000000000009DFFF 94
  59. Reserved 0x000000000009E000 0x000000000009FFFF 2
  60.  
  61. Legacy address windows:
  62. 00000-004FF IVT/BDA 07C00 boot sector
  63. A0000-BFFFF VGA C0000-EFFFF Option ROM
  64. F0000-FFFFF BIOS
  65.  
  66. Largest conventional block below 640K: 0x0000000000040000-0x000000000009DFFF bytes=385024
  67. Total conventional RAM reported: 3677 MiB
  68. Highest described address: 0x000000017FFFFFFF
  69. DescriptorSize=48 MapKey=0x0000000000003339
  70.  
  71. Press any key for GOP / ACPI / boot-device data...
  72. ============================================================
  73. XPCSM64 KD 1.33 -- full BIOS bridge
  74. ============================================================
  75. WARNING: native AHCI disk writes are ENABLED for INT 13h AH=03/43.
  76. COM1: SILENT -- reserved for NTLDR/WinDbg at 115200 8N1
  77.  
  78. [4/6] GOP, ACPI/SMBIOS and boot device
  79.  
  80. GOP graphics : FOUND
  81. mode 3/4 1024x768 BGRR 8:8:8:8
  82. pixels/scanline=1024 framebuffer=0x0000000080000000 size=0x0000000000300000
  83. ACPI 2.0 RSDP : 0x00000000784E8000
  84. ACPI 1.0 RSDP : 0x00000000784E8000
  85. SMBIOS 3 entry : not found
  86. SMBIOS 2 entry : 0x00000000789AED18
  87.  
  88. Loaded image : base=0x0000000140000000 size=0x0000000000012000
  89. Boot BlockIO : FOUND
  90. MediaId=0 block=512 bytes LastLBA=0x0000000000031FFF
  91. removable=NO logical-partition=YES readonly=NO
  92. Boot DevicePath : FOUND
  93. node type=2 subtype=1 len=12
  94. node type=1 subtype=1 len=6
  95. node type=3 subtype=18 len=10
  96. node type=4 subtype=1 len=42 HARD DRIVE partition=1 startLBA=0x0000000000000800 sizeLBA=0x0000000000032000 MBRType=1 SigType=1
  97. node type=127 subtype=255 len=4
  98.  
  99. Press any key for PCI/PCIe inventory...
  100. ============================================================
  101. XPCSM64 KD 1.33 -- full BIOS bridge
  102. ============================================================
  103. WARNING: native AHCI disk writes are ENABLED for INT 13h AH=03/43.
  104. COM1: SILENT -- reserved for NTLDR/WinDbg at 115200 8N1
  105.  
  106. [5/6] PCI/PCIe inventory
  107.  
  108. Relevant devices on screen; ALL devices are also sent to COM1.
  109. Format: segment:bus:device.function vendor:device class/subclass/progif
  110.  
  111. PCI devices found: 13
  112.  
  113. 0:00:00.0 8086:0F00 class 06/00/00 Bridge
  114. 0:00:02.0 8086:0F31 class 03/00/00 Display ROM=0x0000000076698028/0x0000000000010000
  115. 0:00:13.0 8086:0F23 class 01/06/01 Mass storage
  116. 0:00:14.0 8086:0F35 class 0C/03/30 Serial/USB
  117. 0:00:1C.0 8086:0F48 class 06/04/00 Bridge
  118. 0:00:1C.2 8086:0F4C class 06/04/00 Bridge
  119. 0:02:00.0 1B21:1080 class 06/04/00 Bridge
  120. 0:00:1C.3 8086:0F4E class 06/04/00 Bridge
  121. 0:00:1F.0 8086:0F1C class 06/01/00 Bridge
  122. 0:00:1F.3 8086:0F12 class 0C/05/00 Serial/USB
  123.  
  124. PCI root bridges: 1 segments: 0
  125.  
  126. END. This program changed no low-memory data and did not call ExitBootServices.
  127.  
  128. Press any key to build the XPCSM handoff prototype...
  129. ============================================================
  130. XPCSM64 KD 1.33 -- full BIOS bridge
  131. ============================================================
  132. WARNING: native AHCI disk writes are ENABLED for INT 13h AH=03/43.
  133. COM1: SILENT -- reserved for NTLDR/WinDbg at 115200 8N1
  134.  
  135. [6/6] XPCSM handoff prototype
  136.  
  137. Handoff physical address : 0x000000000009D000
  138. Handoff size : 2928 bytes in 1 page(s)
  139. Below 1 MiB : YES
  140. Flags : 0x000000FD
  141. E820 preview entries : 24
  142. PCI entries saved : 13
  143. Memory MapKey snapshot : 0x0000000000004A26
  144. Handoff checksum : 0x27B5CC95EB225368 verify=OK
  145.  
  146. First conservative E820 preview entries:
  147. 0x0000000000000000 + 0x000000000003F000 type=1
  148. 0x000000000003F000 + 0x0000000000001000 type=4
  149. 0x0000000000040000 + 0x000000000005D000 type=1
  150. 0x000000000009D000 + 0x0000000000003000 type=2
  151. 0x0000000000100000 + 0x000000001EF00000 type=1
  152. 0x000000001F000000 + 0x0000000000100000 type=2
  153. 0x000000001F100000 + 0x0000000000F00000 type=1
  154. 0x0000000020000000 + 0x0000000000100000 type=2
  155. 0x0000000020100000 + 0x0000000038F00000 type=1
  156. 0x0000000059000000 + 0x0000000000020000 type=2
  157.  
  158. This is already the kind of block our future 16-bit BIOS core can consume.
  159. IMPORTANT: this Memory MapKey/E820 table is only a snapshot. The final CSM
  160. must call GetMemoryMap again immediately before ExitBootServices.
  161.  
  162. Press any key to return to UEFI...
  163. ============================================================
  164. XPCSM64 KD 1.33 -- full BIOS bridge
  165. ============================================================
  166. WARNING: native AHCI disk writes are ENABLED for INT 13h AH=03/43.
  167. COM1: SILENT -- reserved for NTLDR/WinDbg at 115200 8N1
  168.  
  169. [7/7] Full XP boot preflight
  170.  
  171. Physical boot disk: 512-byte BlockIO, LastLBA=0x000000001D1C596F
  172. XP partition #2 start=0x0000000000032800 sectors=0x0000000001400000 active=YES
  173.  
  174. Native AHCI boot-disk binding:
  175. PCI 0:00:13.0 ABAR=0x90615000 port=0
  176. CAP=0xC720FF01 GHC=0x80000002 PI=0x00000001 CAP2=0x00000038
  177. PxSSTS=0x00000113 PxSIG=0x00000101 PxCMD=0x00000006 PxTFD=0x00000050
  178.  
  179. KD AUTOBOOT path:
  180. direct original XP NTFS VBR
  181. no local keypresses required
  182. target COM1 is reserved exclusively for NTLDR/WinDbg
  183.  
  184.  
  185. Private ACPI snapshot below 4 GiB:
  186. DSDT old=0x00000000784E8188 new=0x0000000065E00000 len=49919
  187. APIC old=0x00000000784F4598 new=0x00000000784E7000 len=104
  188. FPDT old=0x00000000784F4600 new=0x00000000784E6000 len=68
  189. MCFG old=0x00000000784F4648 new=0x00000000784E5000 len=60
  190. LPIT old=0x00000000784F4688 new=0x0000000065E0F000 len=260
  191. HPET old=0x00000000784F4790 new=0x0000000065DFF000 len=56
  192. SSDT old=0x00000000784F47C8 new=0x0000000065DFE000 len=1891
  193. SSDT old=0x00000000784F4F30 new=0x0000000065DFD000 len=656
  194. SSDT old=0x00000000784F51C0 new=0x0000000065DFC000 len=378
  195. UEFI old=0x00000000784F5340 new=0x0000000065DFB000 len=66
  196. FACS old=0x0000000078622F40 new=0x0000000078531000 len=64 [NVS]
  197. root tables copied=10 SSDT count=3
  198.  
  199. Low legacy environment:
  200. BIOS blob = 0x0000000000098000 size=9968
  201. AHCI DMA = 0x000000000009B000 size=8192
  202. EBDA = 0x0000000000094000 RSDP copy=0x0000000000094100 conventionalKB=592
  203. ACPI FADT clone=0x0000000000094200 firmware DSDT=0x00000000784E8188 copied DSDT=0x0000000065E00000 len=49919 [REAL installed]
  204.  
  205. Implemented for the complete boot attempt:
  206. arbitrary INT13 CHS + EDD reads/writes via native AHCI
  207. AH=00/01/02/03/04/08/10/15/16/41/42/43/48; writes ENABLED
  208. ACPI RSDP + cloned RSDT/XSDT/FADT + REAL firmware DSDT copied below 4 GiB
  209. final INT15/E820, A20 services
  210. INT10/11/12/13/14/15/16/17/18/19/1A + IRQ0/INT08/INT1C
  211. RTC date/time + BIOS tick counter, PIC/PIT timer environment
  212. no firmware CSM required after the UEFI handoff
  213. KD mode: no XPCSM bytes are ever sent on COM1
  214. KD mode: no RAM patch/trap is applied to NTLDRDEBUG
  215.  
  216. There are NO finite NTFS/MFT cache windows in this build.
  217. Once ExitBootServices succeeds, disk I/O requested by the XP loader is served from the real SATA disk by our AHCI code.
  218.  
  219. AUTOBOOT: starting direct XP/NTLDRDEBUG path now.
  220.  
  221. Preparing final UEFI memory map...
  222. M1 GetMemoryMap entered
Advertisement
Add Comment
Please, Sign In to add comment
Public Pastes
We use cookies for various purposes including analytics. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy.  OK, I Understand
Not a member of Pastebin yet?
Sign Up, it unlocks many cool features!