mirror of
https://github.com/Telecominfraproject/OpenCellular.git
synced 2025-11-24 18:25:10 +00:00
ad7a75531e
This cleans up the vboot functions which handle display so they don't need to pass it around. Eventually, it'll be absorbed by vb2_context. BUG=chromium:611535 BRANCH=none TEST=make runtests; build_packages --board=reef chromeos-firmware; boot reef Change-Id: I58169dfd37abe657f9b9aa339cc72ffa398329e0 Signed-off-by: Randall Spangler <rspangler@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/414288 Reviewed-by: Shelley Chen <shchen@chromium.org>
76 lines
2.3 KiB
C
76 lines
2.3 KiB
C
/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
|
|
* Use of this source code is governed by a BSD-style license that can be
|
|
* found in the LICENSE file.
|
|
*
|
|
* Data structure and API definitions for a verified boot kernel image.
|
|
* (Firmware Portion)
|
|
*/
|
|
|
|
#ifndef VBOOT_REFERENCE_VBOOT_KERNEL_H_
|
|
#define VBOOT_REFERENCE_VBOOT_KERNEL_H_
|
|
|
|
#include "cgptlib.h"
|
|
#include "gpt_misc.h"
|
|
#include "load_kernel_fw.h"
|
|
#include "vboot_api.h"
|
|
|
|
struct vb2_context;
|
|
|
|
/**
|
|
* Exported for unit tests only - frees memory used by VbSelectAndLoadKernel()
|
|
*/
|
|
void VbApiKernelFree(VbCommonParams *cparams);
|
|
|
|
/**
|
|
* Attempt loading a kernel from the specified type(s) of disks.
|
|
*
|
|
* If successful, sets p->disk_handle to the disk for the kernel and returns
|
|
* VBERROR_SUCCESS.
|
|
*
|
|
* @param ctx Vboot context
|
|
* @param cparams Vboot common params
|
|
* @param get_info_flags Flags to pass to VbExDiskGetInfo()
|
|
* @return VBERROR_SUCCESS, VBERROR_NO_DISK_FOUND if no disks of the specified
|
|
* type were found, or other non-zero VBERROR_ codes for other failures.
|
|
*/
|
|
uint32_t VbTryLoadKernel(struct vb2_context *ctx, VbCommonParams *cparams,
|
|
uint32_t get_info_flags);
|
|
|
|
/* Flags for VbUserConfirms() */
|
|
#define VB_CONFIRM_MUST_TRUST_KEYBOARD (1 << 0)
|
|
#define VB_CONFIRM_SPACE_MEANS_NO (1 << 1)
|
|
|
|
/**
|
|
* Ask the user to confirm something.
|
|
*
|
|
* We should display whatever the question is first, then call this. ESC is
|
|
* always "no", ENTER is always "yes", and we'll specify what SPACE means. We
|
|
* don't return until one of those keys is pressed, or until asked to shut
|
|
* down.
|
|
*
|
|
* Additionally, in some situations we don't accept confirmations from an
|
|
* untrusted keyboard (such as a USB device). In those cases, a recovery
|
|
* button press is needed for confirmation, instead of ENTER.
|
|
*
|
|
* Returns: 1=yes, 0=no, -1 = shutdown.
|
|
*/
|
|
int VbUserConfirms(struct vb2_context *ctx, VbCommonParams *cparams,
|
|
uint32_t confirm_flags);
|
|
|
|
/**
|
|
* Handle a normal boot.
|
|
*/
|
|
VbError_t VbBootNormal(struct vb2_context *ctx, VbCommonParams *cparams);
|
|
|
|
/**
|
|
* Handle a developer-mode boot.
|
|
*/
|
|
VbError_t VbBootDeveloper(struct vb2_context *ctx, VbCommonParams *cparams);
|
|
|
|
/**
|
|
* Handle a recovery-mode boot.
|
|
*/
|
|
VbError_t VbBootRecovery(struct vb2_context *ctx, VbCommonParams *cparams);
|
|
|
|
#endif /* VBOOT_REFERENCE_VBOOT_KERNEL_H_ */
|