noctra/vgpu_unlock-rs
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lib: fix NV2080_CTRL_CMD_BUS_GET_PCI_INFO handling

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- I broke the handling in the last commit because of the 0x10de being ignored
This commit is contained in:
Matt Bilker
2022-12-05 04:39:30 +00:00
parent 556469352c
commit 1eed7d216b
1 changed files with 7 additions and 4 deletions
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11
src/lib.rs
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@@ -598,8 +598,11 @@ pub unsafe extern "C" fn ioctl(fd: RawFd, request: c_ulong, argp: *mut c_void) -
let devid_ptr: *mut u32 = io_data.params.add(0).cast(); let devid_ptr: *mut u32 = io_data.params.add(0).cast();
let subsysid_ptr: *mut u32 = io_data.params.add(4).cast(); let subsysid_ptr: *mut u32 = io_data.params.add(4).cast();
let actual_devid = *devid_ptr; let orig_devid = *devid_ptr;
let actual_subsysid = *subsysid_ptr; let orig_subsysid = *subsysid_ptr;
let actual_devid = orig_devid & 0xffff;
let actual_subsysid = orig_subsysid & 0xffff;
let (spoofed_devid, spoofed_subsysid) = match actual_devid { let (spoofed_devid, spoofed_subsysid) = match actual_devid {
// Maxwell // Maxwell
@@ -638,8 +641,8 @@ pub unsafe extern "C" fn ioctl(fd: RawFd, request: c_ulong, argp: *mut c_void) -
_ => (actual_devid, actual_subsysid), _ => (actual_devid, actual_subsysid),
}; };
*devid_ptr = spoofed_devid; *devid_ptr = (orig_devid & 0xffff0000) | spoofed_devid;
*subsysid_ptr = spoofed_subsysid; *subsysid_ptr = (orig_subsysid & 0xffff0000) | spoofed_subsysid;
} }
NV0080_CTRL_CMD_GPU_GET_VIRTUALIZATION_MODE NV0080_CTRL_CMD_GPU_GET_VIRTUALIZATION_MODE
if check_size!(NV0080_CTRL_CMD_GPU_GET_VIRTUALIZATION_MODE, u32) && CONFIG.unlock => if check_size!(NV0080_CTRL_CMD_GPU_GET_VIRTUALIZATION_MODE, u32) && CONFIG.unlock =>