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

feat: add in write to disk functions and remove unnecessary div in nvme_init

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Abdur-Rahman Mansoor 2024-07-23 13:04:52 -04:00
parent e3241e35cc
commit 1b88a4ff17
1 changed files with 5 additions and 5 deletions
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10
drivers/nvme/nvme.asm
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@ -1108,6 +1108,7 @@ proc nvme_init stdcall, pci:dword
mov ecx, dword [edi + IDENTN.lbaf0] mov ecx, dword [edi + IDENTN.lbaf0]
shr ecx, 16 ; Get LBADS shr ecx, 16 ; Get LBADS
and ecx, 0xff and ecx, 0xff
movzx edx, cl
dec ecx dec ecx
mov eax, 2 mov eax, 2
shl eax, cl shl eax, cl
@ -1119,10 +1120,9 @@ proc nvme_init stdcall, pci:dword
jne .exit_fail jne .exit_fail
mov dword [ebx + NSINFO.lbads], eax mov dword [ebx + NSINFO.lbads], eax
mov ecx, PAGE_SIZE mov eax, PAGE_SIZE
xchg eax, ecx mov cl, dl
xor edx, edx shr eax, cl
div ecx
mov dword [ebx + NSINFO.pg_sectors], eax mov dword [ebx + NSINFO.pg_sectors], eax
invoke KernelFree, edi invoke KernelFree, edi
if 0 if 0
@ -1468,7 +1468,7 @@ align 4
dd 0 ; no closemedia function dd 0 ; no closemedia function
dd nvme_query_media dd nvme_query_media
dd nvme_read dd nvme_read
dd 0 ; no write function (for now) dd nvme_write
dd 0 ; no flush function dd 0 ; no flush function
dd 0 ; use default cache size dd 0 ; use default cache size
.end: .end: