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Basic driver loading

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This commit is contained in:
Jozef Nagy 2025-05-21 02:32:30 +02:00
parent dae7b9c869
commit fb99d8d36f
Signed by untrusted user who does not match committer: crz
GPG key ID: 459A4811CEAC7068
3 changed files with 80 additions and 1 deletions
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37
boot/platform/uefi/driver.c
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@ -17,8 +17,11 @@
/* SOFTWARE. */
/*********************************************************************************/
// #include <driver.h>
#include <driver.h>
#include <config/config.h>
#include <mm/mman.h>
#include <lib/string.h>
#include <vfs/vfs.h>
#include <print.h>
#include <efi.h>
@ -46,8 +49,40 @@ bool verify_secure_boot()
void load_drivers()
{
EFI_STATUS status;
if (!verify_secure_boot()) {
debug("load_drivers(): Secure boot is enabled! Won't load drivers...\n");
return;
}
// TODO: Create a vfs_list() function to get a list of files in a directory
// char *driver_path = "\\AxBoot\\drivers\\.efi";
// char *driver_binary;
// debug("load_drivers(): Loading '%s'...\n", driver_name);
//
// size_t driver_size = vfs_read(audio_path, &driver_binary);
//
// audio.devpath[0].Header.Length[0] = sizeof(EFI_MEMMAP_DEVICE_PATH);
// audio.devpath[0].Header.Length[1] = sizeof(EFI_MEMMAP_DEVICE_PATH) >> 8;
// audio.devpath[0].Header.Type = 1;
// audio.devpath[0].Header.SubType = 3;
// audio.devpath[0].MemoryType = EfiLoaderData;
// audio.devpath[0].StartingAddress = (EFI_UINTPTR)driver_binary;
// audio.devpath[0].EndingAddress = (EFI_UINTPTR)driver_binary + driver_size;
// audio.devpath[1].Header.Length[0] = sizeof(EFI_DEVICE_PATH_PROTOCOL);
// audio.devpath[1].Header.Length[1] = sizeof(EFI_DEVICE_PATH_PROTOCOL) >> 8;
// audio.devpath[1].Header.Type = 0x7F;
// audio.devpath[1].Header.SubType = 0xFF;
//
// status = gSystemTable->BootServices->LoadImage(EFI_FALSE, gImageHandle, (EFI_DEVICE_PATH_PROTOCOL *)driver_devpath, driver_binary, driver_size, &driver_handle);
// if (EFI_ERROR(status)) {
// debug("load_drivers(): Failed to load driver '%s': %s (%llx)\n", driver_name, efi_status_to_str(status), status);
// return;
// }
//
// status = gSystemTable->BootServices->StartImage(driver_handle, NULL, NULL);
// if (EFI_ERROR(status)) {
// debug("load_drivers(): Failed to start driver '%s': %s (%llx)\n", driver_name, efi_status_to_str(status), status);
// return;
// }
}