53 lines
No EOL
2.2 KiB
C
53 lines
No EOL
2.2 KiB
C
/*********************************************************************************/
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/* Module Name: entry.c */
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/* Project: AurixOS */
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/* */
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/* Copyright (c) 2024-2025 Jozef Nagy */
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/* */
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/* This source is subject to the MIT License. */
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/* See License.txt in the root of this repository. */
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/* All other rights reserved. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR */
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/* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, */
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/* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE */
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/* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER */
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/* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, */
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/* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE */
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/* SOFTWARE. */
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/*********************************************************************************/
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// #include <driver.h>
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#include <config/config.h>
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#include <print.h>
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#include <efi.h>
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#include <efilib.h>
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#include <stdbool.h>
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bool verify_secure_boot()
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{
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EFI_GUID var_guid = EFI_GLOBAL_VARIABLE;
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EFI_UINT8 val = 0;
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EFI_UINTN size = sizeof(val);
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bool ret = 0;
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if (!EFI_ERROR(gSystemTable->RuntimeServices->GetVariable(L"SecureBoot", &var_guid, NULL, &size, &val))) {
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debug("verify_secure_boot(): Secure Boot Status: %u\n", val);
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ret = (bool)val;
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if (!EFI_ERROR(gSystemTable->RuntimeServices->GetVariable(L"SetupMode", &var_guid, NULL, &size, &val)) && val != 0) {
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ret = false;
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}
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}
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return !ret;
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}
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void load_drivers()
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{
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if (!verify_secure_boot()) {
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debug("load_drivers(): Secure boot is enabled! Won't load drivers...\n");
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return;
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}
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} |