GSoC/kolibrios-nvme-driver
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Code Issues 2 Actions Activity

fix PRP2 alignment

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Abdur-Rahman Mansoor 2024-07-12 14:03:19 -04:00
parent a8aafb415f
commit 48fef9b8d7
1 changed files with 2 additions and 3 deletions
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5
drivers/nvme/nvme.asm
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@ -589,9 +589,8 @@ proc alloc_dptr stdcall, ns:dword, prps_ptr:dword, numsectors:dword, prp_list_pt
; set PRP2 ; set PRP2
mov eax, dword [edi] mov eax, dword [edi]
mov ecx, eax and eax, not (PAGE_SIZE - 1)
and ecx, PAGE_SIZE - 1 add eax, PAGE_SIZE
add eax, ecx
mov dword [edi + 4], eax mov dword [edi + 4], eax
jmp .success jmp .success