@@ -534,11 +534,12 @@ void __noreturn efi_stub_entry(efi_handle_t handle,
efi_status_t __efiapi efi_pe_entry(efi_handle_t handle,
efi_system_table_t *sys_table_arg)
{
- static struct boot_params boot_params __page_aligned_bss;
- struct setup_header *hdr = &boot_params.hdr;
efi_guid_t proto = LOADED_IMAGE_PROTOCOL_GUID;
+ struct boot_params *boot_params;
+ struct setup_header *hdr;
int options_size = 0;
efi_status_t status;
+ unsigned long alloc;
char *cmdline_ptr;
efi_system_table = sys_table_arg;
@@ -553,6 +554,13 @@ efi_status_t __efiapi efi_pe_entry(efi_handle_t handle,
efi_exit(handle, status);
}
+ status = efi_allocate_pages(sizeof(*boot_params), &alloc, ULONG_MAX);
+ if (status != EFI_SUCCESS)
+ efi_exit(handle, status);
+
+ boot_params = memset((void *)alloc, 0x0, sizeof(*boot_params));
+ hdr = &boot_params->hdr;
+
/* Assign the setup_header fields that the kernel actually cares about */
hdr->root_flags = 1;
hdr->vid_mode = 0xffff;
@@ -562,13 +570,15 @@ efi_status_t __efiapi efi_pe_entry(efi_handle_t handle,
/* Convert unicode cmdline to ascii */
cmdline_ptr = efi_convert_cmdline(image, &options_size);
- if (!cmdline_ptr)
+ if (!cmdline_ptr) {
+ efi_free(sizeof(*boot_params), alloc);
efi_exit(handle, EFI_OUT_OF_RESOURCES);
+ }
efi_set_u64_split((unsigned long)cmdline_ptr, &hdr->cmd_line_ptr,
- &boot_params.ext_cmd_line_ptr);
+ &boot_params->ext_cmd_line_ptr);
- efi_stub_entry(handle, sys_table_arg, &boot_params);
+ efi_stub_entry(handle, sys_table_arg, boot_params);
/* not reached */
}