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firmware: Remove LoadKernelParams from APIs

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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>
This commit is contained in:
Randall Spangler
2016-11-22 12:58:22 -08:00
committed by chrome-bot
parent 284bf5549a
commit ad7a75531e
13 changed files with 309 additions and 305 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
firmware/lib/ec_sync.c
View File

@@ -457,3 +457,25 @@ VbError_t ec_sync_phase2(struct vb2_context *ctx, VbCommonParams *cparams)
return VBERROR_SUCCESS;
}
VbError_t ec_sync_phase3(struct vb2_context *ctx, VbCommonParams *cparams)
{
VbSharedDataHeader *shared =
(VbSharedDataHeader *)cparams->shared_data_blob;
/* EC verification (and possibly updating / jumping) is done */
VbError_t rv = VbExEcVbootDone(!!shared->recovery_reason);
if (rv)
return rv;
/* Check if we need to cut-off battery. This must be done after EC
* firmware updating and before kernel started. */
if (vb2_nv_get(ctx, VB2_NV_BATTERY_CUTOFF_REQUEST)) {
VB2_DEBUG("Request to cut-off battery\n");
vb2_nv_set(ctx, VB2_NV_BATTERY_CUTOFF_REQUEST, 0);
VbExEcBatteryCutOff();
return VBERROR_SHUTDOWN_REQUESTED;
}
return VBERROR_SUCCESS;
}

5
firmware/lib/ec_sync_all.c
View File

@@ -77,5 +77,10 @@ VbError_t ec_sync_all(struct vb2_context *ctx, struct VbCommonParams *cparams)
return VBERROR_VGA_OPROM_MISMATCH;
}
/* Do EC sync phase 3; this completes synd and handles battery cutoff */
rv = ec_sync_phase3(ctx, cparams);
if (rv)
return rv;
return VBERROR_SUCCESS;
}

12
firmware/lib/include/ec_sync.h
View File

@@ -60,6 +60,18 @@ int ec_will_update_slowly(struct vb2_context *ctx,
VbError_t ec_sync_phase2(struct vb2_context *ctx,
struct VbCommonParams *cparams);
/**
* EC sync, phase 3
*
* This completes EC sync and handles battery cutoff if needed.
*
* @param ctx Vboot2 context
* @param cparams Vboot common params
* @return VBERROR_SUCCESS or non-zero error code.
*/
VbError_t ec_sync_phase3(struct vb2_context *ctx, VbCommonParams *cparams);
/**
* Sync all EC devices to expected versions.
*

8
firmware/lib/include/load_kernel_fw.h
View File

@@ -17,10 +17,6 @@ struct vb2_context;
/* Interface provided by verified boot library to BDS */
/* Boot flags for LoadKernel().boot_flags */
/* Developer switch is on */
#define BOOT_FLAG_DEVELOPER (0x01ULL)
/* In recovery mode */
#define BOOT_FLAG_RECOVERY (0x02ULL)
/* GPT is external */
#define BOOT_FLAG_EXTERNAL_GPT (0x04ULL)
@@ -28,10 +24,6 @@ struct RollbackSpaceFwmp;
typedef struct LoadKernelParams {
/* Inputs to LoadKernel() */
/* Pointer to GBB data */
void *gbb_data;
/* Size of GBB data in bytes */
uint64_t gbb_size;
/* Disk handle for current device */
VbExDiskHandle_t disk_handle;
/* Bytes per lba sector on current device */

11
firmware/lib/include/vboot_kernel.h
View File

@@ -29,13 +29,11 @@ void VbApiKernelFree(VbCommonParams *cparams);
*
* @param ctx Vboot context
* @param cparams Vboot common params
* @param p Parameters for loading kernel
* @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,
LoadKernelParams *p,
uint32_t get_info_flags);
/* Flags for VbUserConfirms() */
@@ -62,19 +60,16 @@ int VbUserConfirms(struct vb2_context *ctx, VbCommonParams *cparams,
/**
* Handle a normal boot.
*/
VbError_t VbBootNormal(struct vb2_context *ctx, VbCommonParams *cparams,
LoadKernelParams *p);
VbError_t VbBootNormal(struct vb2_context *ctx, VbCommonParams *cparams);
/**
* Handle a developer-mode boot.
*/
VbError_t VbBootDeveloper(struct vb2_context *ctx, VbCommonParams *cparams,
LoadKernelParams *p);
VbError_t VbBootDeveloper(struct vb2_context *ctx, VbCommonParams *cparams);
/**
* Handle a recovery-mode boot.
*/
VbError_t VbBootRecovery(struct vb2_context *ctx, VbCommonParams *cparams,
LoadKernelParams *p);
VbError_t VbBootRecovery(struct vb2_context *ctx, VbCommonParams *cparams);
#endif /* VBOOT_REFERENCE_VBOOT_KERNEL_H_ */

370
firmware/lib/vboot_api_kernel.c
View File

@@ -30,6 +30,9 @@
/* Global variables */
static VbNvContext vnc;
static struct RollbackSpaceFwmp fwmp;
static LoadKernelParams lkp;
static struct vb2_context ctx;
static uint8_t *unaligned_workbuf;
#ifdef CHROMEOS_ENVIRONMENT
/* Global variable accessors for unit tests */
@@ -38,6 +41,12 @@ struct RollbackSpaceFwmp *VbApiKernelGetFwmp(void)
{
return &fwmp;
}
struct LoadKernelParams *VbApiKernelGetParams(void)
{
return &lkp;
}
#endif
/**
@@ -122,7 +131,6 @@ static void VbTryLegacy(int allowed)
* type were found, or other non-zero VBERROR_ codes for other failures.
*/
uint32_t VbTryLoadKernel(struct vb2_context *ctx, VbCommonParams *cparams,
LoadKernelParams *p,
uint32_t get_info_flags)
{
VbError_t retval = VBERROR_UNKNOWN;
@@ -133,7 +141,9 @@ uint32_t VbTryLoadKernel(struct vb2_context *ctx, VbCommonParams *cparams,
VBDEBUG(("VbTryLoadKernel() start, get_info_flags=0x%x\n",
(unsigned)get_info_flags));
p->disk_handle = NULL;
lkp.fwmp = &fwmp;
lkp.nv_context = &vnc;
lkp.disk_handle = NULL;
/* Find disks */
if (VBERROR_SUCCESS != VbExDiskGetInfo(&disk_info, &disk_count,
@@ -168,14 +178,14 @@ uint32_t VbTryLoadKernel(struct vb2_context *ctx, VbCommonParams *cparams,
disk_info[i].flags));
continue;
}
p->disk_handle = disk_info[i].handle;
p->bytes_per_lba = disk_info[i].bytes_per_lba;
p->gpt_lba_count = disk_info[i].lba_count;
p->streaming_lba_count = disk_info[i].streaming_lba_count
?: p->gpt_lba_count;
p->boot_flags |= disk_info[i].flags & VB_DISK_FLAG_EXTERNAL_GPT
lkp.disk_handle = disk_info[i].handle;
lkp.bytes_per_lba = disk_info[i].bytes_per_lba;
lkp.gpt_lba_count = disk_info[i].lba_count;
lkp.streaming_lba_count = disk_info[i].streaming_lba_count
?: lkp.gpt_lba_count;
lkp.boot_flags |= disk_info[i].flags & VB_DISK_FLAG_EXTERNAL_GPT
? BOOT_FLAG_EXTERNAL_GPT : 0;
retval = LoadKernel(ctx, p, cparams);
retval = LoadKernel(ctx, &lkp, cparams);
VBDEBUG(("VbTryLoadKernel() LoadKernel() = %d\n", retval));
/*
@@ -192,10 +202,10 @@ uint32_t VbTryLoadKernel(struct vb2_context *ctx, VbCommonParams *cparams,
/* If we didn't find any good kernels, don't return a disk handle. */
if (VBERROR_SUCCESS != retval) {
VbSetRecoveryRequest(ctx, VBNV_RECOVERY_RW_NO_KERNEL);
p->disk_handle = NULL;
lkp.disk_handle = NULL;
}
VbExDiskFreeInfo(disk_info, p->disk_handle);
VbExDiskFreeInfo(disk_info, lkp.disk_handle);
/*
* Pass through return code. Recovery reason (if any) has already been
@@ -204,11 +214,9 @@ uint32_t VbTryLoadKernel(struct vb2_context *ctx, VbCommonParams *cparams,
return retval;
}
uint32_t VbTryUsb(struct vb2_context *ctx, VbCommonParams *cparams,
LoadKernelParams *p)
uint32_t VbTryUsb(struct vb2_context *ctx, VbCommonParams *cparams)
{
uint32_t retval = VbTryLoadKernel(ctx, cparams, p,
VB_DISK_FLAG_REMOVABLE);
uint32_t retval = VbTryLoadKernel(ctx, cparams, VB_DISK_FLAG_REMOVABLE);
if (VBERROR_SUCCESS == retval) {
VBDEBUG(("VbBootDeveloper() - booting USB\n"));
} else {
@@ -295,13 +303,54 @@ int VbUserConfirms(struct vb2_context *ctx, VbCommonParams *cparams,
return -1;
}
VbError_t test_mockable
VbBootNormal(struct vb2_context *ctx, VbCommonParams *cparams,
LoadKernelParams *p)
VbError_t VbBootNormal(struct vb2_context *ctx, VbCommonParams *cparams)
{
VbSharedDataHeader *shared =
(VbSharedDataHeader *)cparams->shared_data_blob;
/* Boot from fixed disk only */
VBDEBUG(("Entering %s()\n", __func__));
return VbTryLoadKernel(ctx, cparams, p, VB_DISK_FLAG_FIXED);
VB2_DEBUG("Entering %s()\n", __func__);
VbError_t rv = VbTryLoadKernel(ctx, cparams, VB_DISK_FLAG_FIXED);
VB2_DEBUG("Checking if TPM kernel version needs advancing\n");
if ((1 == shared->firmware_index) && (shared->flags & VBSD_FWB_TRIED)) {
/*
* Special cases for when we're trying a new firmware B. These
* are needed because firmware updates also usually change the
* kernel key, which means that the B firmware can only boot a
* new kernel, and the old firmware in A can only boot the
* previous kernel.
*
* Don't advance the TPM if we're trying a new firmware B,
* because we don't yet know if the new kernel will
* successfully boot. We still want to be able to fall back to
* the previous firmware+kernel if the new firmware+kernel
* fails.
*
* If we found only invalid kernels, reboot and try again.
* This allows us to fall back to the previous firmware+kernel
* instead of giving up and going to recovery mode right away.
* We'll still go to recovery mode if we run out of tries and
* the old firmware can't find a kernel it likes.
*/
if (rv == VBERROR_INVALID_KERNEL_FOUND) {
VB2_DEBUG("Trying FW B; only found invalid kernels.\n");
VbSetRecoveryRequest(ctx, VBNV_RECOVERY_NOT_REQUESTED);
}
return rv;
}
if ((shared->kernel_version_tpm > shared->kernel_version_tpm_start) &&
RollbackKernelWrite(shared->kernel_version_tpm)) {
VB2_DEBUG("Error writing kernel versions to TPM.\n");
VbSetRecoveryRequest(ctx, VBNV_RECOVERY_RW_TPM_W_ERROR);
return VBERROR_TPM_WRITE_KERNEL;
}
return rv;
}
static const char dev_disable_msg[] =
@@ -309,8 +358,7 @@ static const char dev_disable_msg[] =
"For more information, see http://dev.chromium.org/chromium-os/fwmp\n"
"\n";
VbError_t VbBootDeveloper(struct vb2_context *ctx, VbCommonParams *cparams,
LoadKernelParams *p)
VbError_t VbBootDeveloper(struct vb2_context *ctx, VbCommonParams *cparams)
{
GoogleBinaryBlockHeader *gbb = cparams->gbb;
VbSharedDataHeader *shared =
@@ -519,7 +567,7 @@ VbError_t VbBootDeveloper(struct vb2_context *ctx, VbCommonParams *cparams,
VbDisplayScreen(ctx, cparams, VB_SCREEN_BLANK,
0);
if (VBERROR_SUCCESS ==
VbTryUsb(ctx, cparams, p)) {
VbTryUsb(ctx, cparams)) {
VbAudioClose(audio);
return VBERROR_SUCCESS;
} else {
@@ -547,7 +595,7 @@ VbError_t VbBootDeveloper(struct vb2_context *ctx, VbCommonParams *cparams,
}
if ((use_usb && !ctrl_d_pressed) && allow_usb) {
if (VBERROR_SUCCESS == VbTryUsb(ctx, cparams, p)) {
if (VBERROR_SUCCESS == VbTryUsb(ctx, cparams)) {
VbAudioClose(audio);
return VBERROR_SUCCESS;
}
@@ -556,7 +604,7 @@ VbError_t VbBootDeveloper(struct vb2_context *ctx, VbCommonParams *cparams,
/* Timeout or Ctrl+D; attempt loading from fixed disk */
VBDEBUG(("VbBootDeveloper() - trying fixed disk\n"));
VbAudioClose(audio);
return VbTryLoadKernel(ctx, cparams, p, VB_DISK_FLAG_FIXED);
return VbTryLoadKernel(ctx, cparams, VB_DISK_FLAG_FIXED);
}
/* Delay in recovery mode */
@@ -564,8 +612,7 @@ VbError_t VbBootDeveloper(struct vb2_context *ctx, VbCommonParams *cparams,
#define REC_KEY_DELAY 20 /* Check keys every 20ms */
#define REC_MEDIA_INIT_DELAY 500 /* Check removable media every 500ms */
VbError_t VbBootRecovery(struct vb2_context *ctx, VbCommonParams *cparams,
LoadKernelParams *p)
VbError_t VbBootRecovery(struct vb2_context *ctx, VbCommonParams *cparams)
{
VbSharedDataHeader *shared =
(VbSharedDataHeader *)cparams->shared_data_blob;
@@ -609,8 +656,7 @@ VbError_t VbBootRecovery(struct vb2_context *ctx, VbCommonParams *cparams,
VBDEBUG(("VbBootRecovery() waiting for a recovery image\n"));
while (1) {
VBDEBUG(("VbBootRecovery() attempting to load kernel2\n"));
retval = VbTryLoadKernel(ctx, cparams, p,
VB_DISK_FLAG_REMOVABLE);
retval = VbTryLoadKernel(ctx, cparams, VB_DISK_FLAG_REMOVABLE);
/*
* Clear recovery requests from failed kernel loading, since
@@ -724,60 +770,35 @@ void VbApiKernelFree(VbCommonParams *cparams)
}
}
VbError_t VbSelectAndLoadKernel(VbCommonParams *cparams,
static VbError_t vb2_kernel_setup(VbCommonParams *cparams,
VbSelectAndLoadKernelParams *kparams)
{
VbSharedDataHeader *shared =
(VbSharedDataHeader *)cparams->shared_data_blob;
VbError_t retval = VBERROR_SUCCESS;
LoadKernelParams p;
uint32_t tpm_status = 0;
/* Start timer */
shared->timer_vb_select_and_load_kernel_enter = VbExGetTimer();
VbNvLoad();
/* Fill in params for calls to LoadKernel() */
memset(&p, 0, sizeof(p));
p.gbb_data = cparams->gbb_data;
p.gbb_size = cparams->gbb_size;
p.fwmp = &fwmp;
p.nv_context = &vnc;
/*
* This could be set to NULL, in which case the vboot header
* information about the load address and size will be used.
*/
p.kernel_buffer = kparams->kernel_buffer;
p.kernel_buffer_size = kparams->kernel_buffer_size;
/* Set up boot flags */
p.boot_flags = 0;
if (shared->flags & VBSD_BOOT_DEV_SWITCH_ON)
p.boot_flags |= BOOT_FLAG_DEVELOPER;
if (shared->recovery_reason)
p.boot_flags |= BOOT_FLAG_RECOVERY;
/*
* Set up vboot context.
*
* TODO: Propagate this up to higher API levels, and use more of the
* context fields (e.g. secdatak) and flags.
*/
struct vb2_context ctx;
memset(&ctx, 0, sizeof(ctx));
VbNvLoad();
memcpy(ctx.nvdata, vnc.raw, VB2_NVDATA_SIZE);
if (p.boot_flags & BOOT_FLAG_RECOVERY)
if (shared->recovery_reason)
ctx.flags |= VB2_CONTEXT_RECOVERY_MODE;
if (p.boot_flags & BOOT_FLAG_DEVELOPER)
if (shared->flags & VBSD_BOOT_DEV_SWITCH_ON)
ctx.flags |= VB2_CONTEXT_DEVELOPER_MODE;
ctx.workbuf_size = VB2_KERNEL_WORKBUF_RECOMMENDED_SIZE +
VB2_WORKBUF_ALIGN;
uint8_t *unaligned_workbuf = ctx.workbuf = malloc(ctx.workbuf_size);
unaligned_workbuf = ctx.workbuf = malloc(ctx.workbuf_size);
if (!unaligned_workbuf) {
VB2_DEBUG("%s: Can't allocate work buffer\n", __func__);
VbSetRecoveryRequest(&ctx, VB2_RECOVERY_RW_SHARED_DATA);
@@ -802,6 +823,20 @@ VbError_t VbSelectAndLoadKernel(VbCommonParams *cparams,
struct vb2_shared_data *sd = vb2_get_sd(&ctx);
sd->recovery_reason = shared->recovery_reason;
/*
* If we're in recovery mode just to do memory retraining, all we
* need to do is reboot.
*/
if (shared->recovery_reason == VBNV_RECOVERY_TRAIN_AND_REBOOT) {
VB2_DEBUG("Reboot after retraining in recovery.\n");
return VBERROR_REBOOT_REQUIRED;
}
/* Fill in params for calls to LoadKernel() */
memset(&lkp, 0, sizeof(lkp));
lkp.kernel_buffer = kparams->kernel_buffer;
lkp.kernel_buffer_size = kparams->kernel_buffer_size;
/* Clear output params in case we fail */
kparams->disk_handle = NULL;
kparams->partition_number = 0;
@@ -810,161 +845,73 @@ VbError_t VbSelectAndLoadKernel(VbCommonParams *cparams,
kparams->flags = 0;
memset(kparams->partition_guid, 0, sizeof(kparams->partition_guid));
/* Read GBB header, since we'll needs flags from it */
cparams->bmp = NULL;
cparams->gbb = malloc(sizeof(*cparams->gbb));
retval = VbGbbReadHeader_static(cparams, cparams->gbb);
if (VBERROR_SUCCESS != retval)
goto VbSelectAndLoadKernel_exit;
/* Do EC software sync if necessary */
retval = ec_sync_all(&ctx, cparams);
if (retval != VBERROR_SUCCESS)
goto VbSelectAndLoadKernel_exit;
/* EC verification (and possibily updating / jumping) is done */
retval = VbExEcVbootDone(!!shared->recovery_reason);
if (retval != VBERROR_SUCCESS)
goto VbSelectAndLoadKernel_exit;
/* Check if we need to cut-off battery. This must be done after EC
* firmware updating and before kernel started. */
if (vb2_nv_get(&ctx, VB2_NV_BATTERY_CUTOFF_REQUEST)) {
VBDEBUG(("Request to cut-off battery\n"));
vb2_nv_set(&ctx, VB2_NV_BATTERY_CUTOFF_REQUEST, 0);
VbExEcBatteryCutOff();
retval = VBERROR_SHUTDOWN_REQUESTED;
goto VbSelectAndLoadKernel_exit;
}
uint32_t retval = VbGbbReadHeader_static(cparams, cparams->gbb);
if (retval)
return retval;
/* Read kernel version from the TPM. Ignore errors in recovery mode. */
tpm_status = RollbackKernelRead(&shared->kernel_version_tpm);
if (0 != tpm_status) {
VBDEBUG(("Unable to get kernel versions from TPM\n"));
if (RollbackKernelRead(&shared->kernel_version_tpm)) {
VB2_DEBUG("Unable to get kernel versions from TPM\n");
if (!shared->recovery_reason) {
VbSetRecoveryRequest(&ctx,
VBNV_RECOVERY_RW_TPM_R_ERROR);
retval = VBERROR_TPM_READ_KERNEL;
goto VbSelectAndLoadKernel_exit;
return VBERROR_TPM_READ_KERNEL;
}
}
shared->kernel_version_tpm_start = shared->kernel_version_tpm;
/* Read FWMP. Ignore errors in recovery mode. */
if (cparams->gbb->flags & GBB_FLAG_DISABLE_FWMP) {
memset(&fwmp, 0, sizeof(fwmp));
tpm_status = 0;
} else {
tpm_status = RollbackFwmpRead(&fwmp);
}
if (0 != tpm_status) {
VBDEBUG(("Unable to get FWMP from TPM\n"));
} else if (RollbackFwmpRead(&fwmp)) {
VB2_DEBUG("Unable to get FWMP from TPM\n");
if (!shared->recovery_reason) {
VbSetRecoveryRequest(&ctx,
VBNV_RECOVERY_RW_TPM_R_ERROR);
retval = VBERROR_TPM_READ_FWMP;
goto VbSelectAndLoadKernel_exit;
return VBERROR_TPM_READ_FWMP;
}
}
/* Select boot path */
if (shared->recovery_reason == VBNV_RECOVERY_TRAIN_AND_REBOOT) {
/* Reboot requested by user recovery code. */
VBDEBUG(("Reboot requested by user (recovery_reason=%d).\n",
shared->recovery_reason));
retval = VBERROR_REBOOT_REQUIRED;
} else if (shared->recovery_reason) {
/* Recovery boot */
retval = VbBootRecovery(&ctx, cparams, &p);
VbExEcEnteringMode(0, VB_EC_RECOVERY);
VbDisplayScreen(&ctx, cparams, VB_SCREEN_BLANK, 0);
return VBERROR_SUCCESS;
}
} else if (p.boot_flags & BOOT_FLAG_DEVELOPER) {
/* Developer boot */
retval = VbBootDeveloper(&ctx, cparams, &p);
VbExEcEnteringMode(0, VB_EC_DEVELOPER);
VbDisplayScreen(&ctx, cparams, VB_SCREEN_BLANK, 0);
} else {
/* Normal boot */
VbExEcEnteringMode(0, VB_EC_NORMAL);
retval = VbBootNormal(&ctx, cparams, &p);
if ((1 == shared->firmware_index) &&
(shared->flags & VBSD_FWB_TRIED)) {
/*
* Special cases for when we're trying a new firmware
* B. These are needed because firmware updates also
* usually change the kernel key, which means that the
* B firmware can only boot a new kernel, and the old
* firmware in A can only boot the previous kernel.
*
* Don't advance the TPM if we're trying a new firmware
* B, because we don't yet know if the new kernel will
* successfully boot. We still want to be able to fall
* back to the previous firmware+kernel if the new
* firmware+kernel fails.
*
* If we found only invalid kernels, reboot and try
* again. This allows us to fall back to the previous
* firmware+kernel instead of giving up and going to
* recovery mode right away. We'll still go to
* recovery mode if we run out of tries and the old
* firmware can't find a kernel it likes.
*/
if (VBERROR_INVALID_KERNEL_FOUND == retval) {
VBDEBUG(("Trying firmware B, "
"and only found invalid kernels.\n"));
VbSetRecoveryRequest(&ctx,
VBNV_RECOVERY_NOT_REQUESTED);
goto VbSelectAndLoadKernel_exit;
}
} else {
/* Not trying a new firmware B. */
/* See if we need to update the TPM. */
VBDEBUG(("Checking if TPM kernel version needs "
"advancing\n"));
if (shared->kernel_version_tpm >
shared->kernel_version_tpm_start) {
tpm_status = RollbackKernelWrite(
shared->kernel_version_tpm);
if (0 != tpm_status) {
VBDEBUG(("Error writing kernel "
"versions to TPM.\n"));
VbSetRecoveryRequest(&ctx,
VBNV_RECOVERY_RW_TPM_W_ERROR);
retval = VBERROR_TPM_WRITE_KERNEL;
goto VbSelectAndLoadKernel_exit;
}
}
}
}
if (VBERROR_SUCCESS != retval)
goto VbSelectAndLoadKernel_exit;
static VbError_t vb2_kernel_phase4(VbCommonParams *cparams,
VbSelectAndLoadKernelParams *kparams)
{
VbSharedDataHeader *shared =
(VbSharedDataHeader *)cparams->shared_data_blob;
/* Save disk parameters */
kparams->disk_handle = p.disk_handle;
kparams->partition_number = p.partition_number;
kparams->bootloader_address = p.bootloader_address;
kparams->bootloader_size = p.bootloader_size;
kparams->flags = p.flags;
memcpy(kparams->partition_guid, p.partition_guid,
kparams->disk_handle = lkp.disk_handle;
kparams->partition_number = lkp.partition_number;
kparams->bootloader_address = lkp.bootloader_address;
kparams->bootloader_size = lkp.bootloader_size;
kparams->flags = lkp.flags;
kparams->kernel_buffer = lkp.kernel_buffer;
kparams->kernel_buffer_size = lkp.kernel_buffer_size;
memcpy(kparams->partition_guid, lkp.partition_guid,
sizeof(kparams->partition_guid));
/* Lock the kernel versions. Ignore errors in recovery mode. */
tpm_status = RollbackKernelLock(shared->recovery_reason);
if (0 != tpm_status) {
VBDEBUG(("Error locking kernel versions.\n"));
if (!shared->recovery_reason) {
VbSetRecoveryRequest(&ctx,
VBNV_RECOVERY_RW_TPM_L_ERROR);
retval = VBERROR_TPM_LOCK_KERNEL;
goto VbSelectAndLoadKernel_exit;
}
/* Lock the kernel versions if not in recovery mode */
if (!shared->recovery_reason &&
RollbackKernelLock(shared->recovery_reason)) {
VB2_DEBUG("Error locking kernel versions.\n");
VbSetRecoveryRequest(&ctx, VBNV_RECOVERY_RW_TPM_L_ERROR);
return VBERROR_TPM_LOCK_KERNEL;
}
VbSelectAndLoadKernel_exit:
return VBERROR_SUCCESS;
}
static void vb2_kernel_cleanup(VbCommonParams *cparams,
VbSelectAndLoadKernelParams *kparams)
{
VbSharedDataHeader *shared =
(VbSharedDataHeader *)cparams->shared_data_blob;
/*
* Clean up vboot context.
@@ -986,13 +933,54 @@ VbError_t VbSelectAndLoadKernel(VbCommonParams *cparams,
/* Stop timer */
shared->timer_vb_select_and_load_kernel_exit = VbExGetTimer();
}
kparams->kernel_buffer = p.kernel_buffer;
kparams->kernel_buffer_size = p.kernel_buffer_size;
VbError_t VbSelectAndLoadKernel(VbCommonParams *cparams,
VbSelectAndLoadKernelParams *kparams)
{
VbSharedDataHeader *shared =
(VbSharedDataHeader *)cparams->shared_data_blob;
VBDEBUG(("VbSelectAndLoadKernel() returning %d\n", (int)retval));
VbError_t retval = vb2_kernel_setup(cparams, kparams);
if (retval)
goto VbSelectAndLoadKernel_exit;
/*
* Do EC software sync if necessary. This has UI, but it's just a
* single non-interactive WAIT screen.
*/
retval = ec_sync_all(&ctx, cparams);
if (retval)
goto VbSelectAndLoadKernel_exit;
/* Select boot path */
if (shared->recovery_reason) {
/* Recovery boot. This has UI. */
retval = VbBootRecovery(&ctx, cparams);
VbExEcEnteringMode(0, VB_EC_RECOVERY);
VbDisplayScreen(&ctx, cparams, VB_SCREEN_BLANK, 0);
} else if (shared->flags & VBSD_BOOT_DEV_SWITCH_ON) {
/* Developer boot. This has UI. */
retval = VbBootDeveloper(&ctx, cparams);
VbExEcEnteringMode(0, VB_EC_DEVELOPER);
VbDisplayScreen(&ctx, cparams, VB_SCREEN_BLANK, 0);
} else {
/* Normal boot */
retval = VbBootNormal(&ctx, cparams);
VbExEcEnteringMode(0, VB_EC_NORMAL);
}
VbSelectAndLoadKernel_exit:
if (VBERROR_SUCCESS == retval)
retval = vb2_kernel_phase4(cparams, kparams);
vb2_kernel_cleanup(cparams, kparams);
/* Pass through return value from boot path */
VB2_DEBUG("%s returning %d\n", __func__, (int)retval);
return retval;
}

4
tests/vboot_api_devmode_tests.c
View File

@@ -134,7 +134,6 @@ test_case_t test[] = {
/* Mock data */
static VbCommonParams cparams;
static LoadKernelParams lkparams;
static struct vb2_context ctx;
static VbNvContext vnc;
static uint8_t shared_data[VB_SHARED_DATA_MIN_SIZE];
@@ -159,7 +158,6 @@ static void ResetMocks(void) {
cparams.gbb_data = &gbb;
cparams.gbb = &gbb;
memset(&lkparams, 0, sizeof(lkparams));
memset(&ctx, 0, sizeof(ctx));
memset(&vnc, 0, sizeof(vnc));
@@ -317,7 +315,7 @@ static void VbBootDeveloperSoundTest(void) {
kbd_fire_at = test[i].keypress_at_count;
max_events = test[i].num_events;
expected_event = test[i].notes;
(void) VbBootDeveloper(&ctx, &cparams, &lkparams);
(void) VbBootDeveloper(&ctx, &cparams);
VBDEBUG(("INFO: matched %d total %d expected %d\n",
matched_events, current_event, test[i].num_events));
TEST_TRUE(matched_events == test[i].num_events &&

90
tests/vboot_api_kernel2_tests.c
View File

@@ -184,7 +184,7 @@ int VbAudioLooping(VbAudioContext *audio)
}
uint32_t VbTryLoadKernel(struct vb2_context *ctx, VbCommonParams *cparams,
LoadKernelParams *p, uint32_t get_info_flags)
uint32_t get_info_flags)
{
return vbtlk_retval + get_info_flags;
}
@@ -273,7 +273,7 @@ static void VbBootTest(void)
{
ResetMocks();
VbExEcEnteringMode(0, VB_EC_NORMAL);
TEST_EQ(VbBootNormal(&ctx, &cparams, &lkp), 1002, "VbBootNormal()");
TEST_EQ(VbBootNormal(&ctx, &cparams), 1002, "VbBootNormal()");
TEST_EQ(VbGetMode(), VB_EC_NORMAL, "vboot_mode normal");
}
@@ -284,7 +284,7 @@ static void VbBootDevTest(void)
/* Proceed after timeout */
ResetMocks();
VbExEcEnteringMode(0, VB_EC_DEVELOPER);
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002, "Timeout");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002, "Timeout");
TEST_EQ(VbGetMode(), VB_EC_DEVELOPER, "vboot_mode developer");
TEST_EQ(screens_displayed[0], VB_SCREEN_DEVELOPER_WARNING,
" warning screen");
@@ -296,7 +296,7 @@ static void VbBootDevTest(void)
ResetMocks();
gbb.flags |= GBB_FLAG_DEFAULT_DEV_BOOT_LEGACY |
GBB_FLAG_FORCE_DEV_BOOT_LEGACY;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002, "Timeout");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002, "Timeout");
TEST_EQ(vbexlegacy_called, 1, " try legacy");
/* Proceed to legacy after timeout if boot legacy and default boot
@@ -305,14 +305,14 @@ static void VbBootDevTest(void)
vb2_nv_set(&ctx, VB2_NV_DEV_DEFAULT_BOOT,
VBNV_DEV_DEFAULT_BOOT_LEGACY);
vb2_nv_set(&ctx, VB2_NV_DEV_BOOT_LEGACY, 1);
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002, "Timeout");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002, "Timeout");
TEST_EQ(vbexlegacy_called, 1, " try legacy");
/* Proceed to legacy boot mode only if enabled */
ResetMocks();
vb2_nv_set(&ctx, VB2_NV_DEV_DEFAULT_BOOT,
VBNV_DEV_DEFAULT_BOOT_LEGACY);
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002, "Timeout");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002, "Timeout");
TEST_EQ(vbexlegacy_called, 0, " not legacy");
/* Proceed to usb after timeout if boot usb and default boot
@@ -322,31 +322,31 @@ static void VbBootDevTest(void)
VBNV_DEV_DEFAULT_BOOT_USB);
vb2_nv_set(&ctx, VB2_NV_DEV_BOOT_USB, 1);
vbtlk_retval = VBERROR_SUCCESS - VB_DISK_FLAG_REMOVABLE;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 0, "Ctrl+U USB");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 0, "Ctrl+U USB");
/* Proceed to usb boot mode only if enabled */
ResetMocks();
vb2_nv_set(&ctx, VB2_NV_DEV_DEFAULT_BOOT,
VBNV_DEV_DEFAULT_BOOT_USB);
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002, "Timeout");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002, "Timeout");
/* If no USB tries fixed disk */
ResetMocks();
vb2_nv_set(&ctx, VB2_NV_DEV_BOOT_USB, 1);
vb2_nv_set(&ctx, VB2_NV_DEV_DEFAULT_BOOT,
VBNV_DEV_DEFAULT_BOOT_USB);
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002, "Ctrl+U enabled");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002, "Ctrl+U enabled");
TEST_EQ(vbexlegacy_called, 0, " not legacy");
/* Up arrow is uninteresting / passed to VbCheckDisplayKey() */
ResetMocks();
mock_keypress[0] = VB_KEY_UP;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002, "Up arrow");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002, "Up arrow");
/* Shutdown requested in loop */
ResetMocks();
shutdown_request_calls_left = 2;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp),
TEST_EQ(VbBootDeveloper(&ctx, &cparams),
VBERROR_SHUTDOWN_REQUESTED,
"Shutdown requested");
TEST_NEQ(audio_looping_calls_left, 0, " aborts audio");
@@ -354,7 +354,7 @@ static void VbBootDevTest(void)
/* Space goes straight to recovery if no virtual dev switch */
ResetMocks();
mock_keypress[0] = ' ';
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp),
TEST_EQ(VbBootDeveloper(&ctx, &cparams),
VBERROR_LOAD_KERNEL_RECOVERY,
"Space = recovery");
TEST_EQ(vb2_nv_get(&ctx, VB2_NV_RECOVERY_REQUEST),
@@ -365,7 +365,7 @@ static void VbBootDevTest(void)
shared->flags = VBSD_HONOR_VIRT_DEV_SWITCH | VBSD_BOOT_DEV_SWITCH_ON;
mock_keypress[0] = ' ';
mock_keypress[1] = '\r';
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), VBERROR_REBOOT_REQUIRED,
TEST_EQ(VbBootDeveloper(&ctx, &cparams), VBERROR_REBOOT_REQUIRED,
"Space = tonorm");
TEST_EQ(screens_displayed[0], VB_SCREEN_DEVELOPER_WARNING,
" warning screen");
@@ -382,7 +382,7 @@ static void VbBootDevTest(void)
mock_keypress[0] = ' ';
mock_keypress[1] = ' ';
mock_keypress[2] = 0x1b;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002, "Space-space");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002, "Space-space");
TEST_EQ(screens_displayed[0], VB_SCREEN_DEVELOPER_WARNING,
" warning screen");
TEST_EQ(screens_displayed[1], VB_SCREEN_DEVELOPER_TO_NORM,
@@ -395,7 +395,7 @@ static void VbBootDevTest(void)
shared->flags = VBSD_HONOR_VIRT_DEV_SWITCH | VBSD_BOOT_DEV_SWITCH_ON;
mock_keypress[0] = '\r';
mock_keypress[1] = '\r';
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002, "Enter ignored");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002, "Enter ignored");
/* Enter does if GBB flag set */
ResetMocks();
@@ -403,7 +403,7 @@ static void VbBootDevTest(void)
gbb.flags |= GBB_FLAG_ENTER_TRIGGERS_TONORM;
mock_keypress[0] = '\r';
mock_keypress[1] = '\r';
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), VBERROR_REBOOT_REQUIRED,
TEST_EQ(VbBootDeveloper(&ctx, &cparams), VBERROR_REBOOT_REQUIRED,
"Enter = tonorm");
/* Tonorm ignored if GBB forces dev switch on */
@@ -412,7 +412,7 @@ static void VbBootDevTest(void)
gbb.flags |= GBB_FLAG_FORCE_DEV_SWITCH_ON;
mock_keypress[0] = ' ';
mock_keypress[1] = '\r';
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002,
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002,
"Can't tonorm gbb-dev");
/* Shutdown requested at tonorm screen */
@@ -420,7 +420,7 @@ static void VbBootDevTest(void)
shared->flags = VBSD_HONOR_VIRT_DEV_SWITCH | VBSD_BOOT_DEV_SWITCH_ON;
mock_keypress[0] = ' ';
shutdown_request_calls_left = 2;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp),
TEST_EQ(VbBootDeveloper(&ctx, &cparams),
VBERROR_SHUTDOWN_REQUESTED,
"Shutdown requested at tonorm");
TEST_EQ(screens_displayed[0], VB_SCREEN_DEVELOPER_WARNING,
@@ -431,7 +431,7 @@ static void VbBootDevTest(void)
/* Ctrl+D dismisses warning */
ResetMocks();
mock_keypress[0] = 0x04;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002, "Ctrl+D");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002, "Ctrl+D");
TEST_EQ(vb2_nv_get(&ctx, VB2_NV_RECOVERY_REQUEST), 0,
" recovery reason");
TEST_NEQ(audio_looping_calls_left, 0, " aborts audio");
@@ -441,67 +441,67 @@ static void VbBootDevTest(void)
ResetMocks();
mock_keypress[0] = 0x04;
gbb.flags |= GBB_FLAG_DEFAULT_DEV_BOOT_LEGACY;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002, "Ctrl+D");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002, "Ctrl+D");
TEST_EQ(vbexlegacy_called, 0, " not legacy");
/* Ctrl+L tries legacy boot mode only if enabled */
ResetMocks();
mock_keypress[0] = 0x0c;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002, "Ctrl+L normal");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002, "Ctrl+L normal");
TEST_EQ(vbexlegacy_called, 0, " not legacy");
ResetMocks();
gbb.flags |= GBB_FLAG_FORCE_DEV_BOOT_LEGACY;
mock_keypress[0] = 0x0c;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002,
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002,
"Ctrl+L force legacy");
TEST_EQ(vbexlegacy_called, 1, " try legacy");
ResetMocks();
vb2_nv_set(&ctx, VB2_NV_DEV_BOOT_LEGACY, 1);
mock_keypress[0] = 0x0c;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002,
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002,
"Ctrl+L nv legacy");
TEST_EQ(vbexlegacy_called, 1, " try legacy");
ResetMocks();
VbApiKernelGetFwmp()->flags |= FWMP_DEV_ENABLE_LEGACY;
mock_keypress[0] = 0x0c;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002,
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002,
"Ctrl+L fwmp legacy");
TEST_EQ(vbexlegacy_called, 1, " fwmp legacy");
/* Ctrl+U boots USB only if enabled */
ResetMocks();
mock_keypress[0] = 0x15;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002, "Ctrl+U normal");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002, "Ctrl+U normal");
/* Ctrl+U enabled, with good USB boot */
ResetMocks();
vb2_nv_set(&ctx, VB2_NV_DEV_BOOT_USB, 1);
mock_keypress[0] = 0x15;
vbtlk_retval = VBERROR_SUCCESS - VB_DISK_FLAG_REMOVABLE;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 0, "Ctrl+U USB");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 0, "Ctrl+U USB");
/* Ctrl+U enabled via GBB */
ResetMocks();
gbb.flags |= GBB_FLAG_FORCE_DEV_BOOT_USB;
mock_keypress[0] = 0x15;
vbtlk_retval = VBERROR_SUCCESS - VB_DISK_FLAG_REMOVABLE;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 0, "Ctrl+U force USB");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 0, "Ctrl+U force USB");
/* Ctrl+U enabled via FWMP */
ResetMocks();
VbApiKernelGetFwmp()->flags |= FWMP_DEV_ENABLE_USB;
mock_keypress[0] = 0x15;
vbtlk_retval = VBERROR_SUCCESS - VB_DISK_FLAG_REMOVABLE;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 0, "Ctrl+U force USB");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 0, "Ctrl+U force USB");
/* If no USB, eventually times out and tries fixed disk */
ResetMocks();
vb2_nv_set(&ctx, VB2_NV_DEV_BOOT_USB, 1);
mock_keypress[0] = 0x15;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), 1002, "Ctrl+U enabled");
TEST_EQ(VbBootDeveloper(&ctx, &cparams), 1002, "Ctrl+U enabled");
TEST_EQ(vbexlegacy_called, 0, " not legacy");
TEST_EQ(vb2_nv_get(&ctx, VB2_NV_RECOVERY_REQUEST), 0,
" recovery reason");
@@ -512,7 +512,7 @@ static void VbBootDevTest(void)
VbApiKernelGetFwmp()->flags |= FWMP_DEV_DISABLE_BOOT;
mock_keypress[0] = '\x1b'; /* Just causes TONORM again */
mock_keypress[1] = '\r';
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp), VBERROR_REBOOT_REQUIRED,
TEST_EQ(VbBootDeveloper(&ctx, &cparams), VBERROR_REBOOT_REQUIRED,
"FWMP dev disabled");
TEST_EQ(screens_displayed[0], VB_SCREEN_DEVELOPER_TO_NORM,
" tonorm screen");
@@ -528,7 +528,7 @@ static void VbBootDevTest(void)
shared->flags = VBSD_HONOR_VIRT_DEV_SWITCH | VBSD_BOOT_DEV_SWITCH_ON;
VbApiKernelGetFwmp()->flags |= FWMP_DEV_DISABLE_BOOT;
shutdown_request_calls_left = 1;
TEST_EQ(VbBootDeveloper(&ctx, &cparams, &lkp),
TEST_EQ(VbBootDeveloper(&ctx, &cparams),
VBERROR_SHUTDOWN_REQUESTED,
"Shutdown requested when dev disabled");
TEST_EQ(screens_displayed[0], VB_SCREEN_DEVELOPER_TO_NORM,
@@ -545,7 +545,7 @@ static void VbBootRecTest(void)
ResetMocks();
shutdown_request_calls_left = 10;
VbExEcEnteringMode(0, VB_EC_RECOVERY);
TEST_EQ(VbBootRecovery(&ctx, &cparams, &lkp),
TEST_EQ(VbBootRecovery(&ctx, &cparams),
VBERROR_SHUTDOWN_REQUESTED,
"Shutdown requested");
TEST_EQ(VbGetMode(), VB_EC_RECOVERY, "vboot_mode recovery");
@@ -562,7 +562,7 @@ static void VbBootRecTest(void)
mock_num_disks[1] = 1;
mock_num_disks[2] = 1;
vbtlk_retval = VBERROR_NO_DISK_FOUND - VB_DISK_FLAG_REMOVABLE;
TEST_EQ(VbBootRecovery(&ctx, &cparams, &lkp),
TEST_EQ(VbBootRecovery(&ctx, &cparams),
VBERROR_SHUTDOWN_REQUESTED,
"Remove");
TEST_EQ(screens_displayed[0], VB_SCREEN_OS_BROKEN,
@@ -575,7 +575,7 @@ static void VbBootRecTest(void)
mock_num_disks[1] = 1;
shared->flags |= VBSD_BOOT_DEV_SWITCH_ON;
vbtlk_retval = VBERROR_NO_DISK_FOUND - VB_DISK_FLAG_REMOVABLE;
TEST_EQ(VbBootRecovery(&ctx, &cparams, &lkp),
TEST_EQ(VbBootRecovery(&ctx, &cparams),
VBERROR_SHUTDOWN_REQUESTED,
"No remove in dev");
TEST_EQ(screens_displayed[0], VB_SCREEN_RECOVERY_INSERT,
@@ -588,7 +588,7 @@ static void VbBootRecTest(void)
mock_num_disks[1] = 1;
shared->flags |= VBSD_BOOT_REC_SWITCH_ON;
vbtlk_retval = VBERROR_NO_DISK_FOUND - VB_DISK_FLAG_REMOVABLE;
TEST_EQ(VbBootRecovery(&ctx, &cparams, &lkp),
TEST_EQ(VbBootRecovery(&ctx, &cparams),
VBERROR_SHUTDOWN_REQUESTED,
"No remove in rec");
TEST_EQ(screens_displayed[0], VB_SCREEN_RECOVERY_INSERT,
@@ -600,7 +600,7 @@ static void VbBootRecTest(void)
mock_num_disks[0] = 0;
mock_num_disks[1] = 1;
vbtlk_retval = VBERROR_NO_DISK_FOUND - VB_DISK_FLAG_REMOVABLE;
TEST_EQ(VbBootRecovery(&ctx, &cparams, &lkp),
TEST_EQ(VbBootRecovery(&ctx, &cparams),
VBERROR_SHUTDOWN_REQUESTED,
"Remove");
TEST_EQ(screens_displayed[0], VB_SCREEN_OS_BROKEN,
@@ -612,7 +612,7 @@ static void VbBootRecTest(void)
mock_num_disks[0] = -1;
vbtlk_retval = VBERROR_NO_DISK_FOUND - VB_DISK_FLAG_REMOVABLE;
shutdown_request_calls_left = 10;
TEST_EQ(VbBootRecovery(&ctx, &cparams, &lkp),
TEST_EQ(VbBootRecovery(&ctx, &cparams),
VBERROR_SHUTDOWN_REQUESTED,
"Bad disk count");
TEST_EQ(screens_displayed[0], VB_SCREEN_OS_BROKEN,
@@ -624,7 +624,7 @@ static void VbBootRecTest(void)
shutdown_request_calls_left = 100;
mock_keypress[0] = 0x04;
trust_ec = 0;
TEST_EQ(VbBootRecovery(&ctx, &cparams, &lkp),
TEST_EQ(VbBootRecovery(&ctx, &cparams),
VBERROR_SHUTDOWN_REQUESTED,
"Ctrl+D ignored if EC not trusted");
TEST_EQ(virtdev_set, 0, " virtual dev mode off");
@@ -637,7 +637,7 @@ static void VbBootRecTest(void)
trust_ec = 1;
shutdown_request_calls_left = 100;
mock_keypress[0] = 0x04;
TEST_EQ(VbBootRecovery(&ctx, &cparams, &lkp),
TEST_EQ(VbBootRecovery(&ctx, &cparams),
VBERROR_SHUTDOWN_REQUESTED,
"Ctrl+D ignored if already in dev mode");
TEST_EQ(virtdev_set, 0, " virtual dev mode off");
@@ -649,7 +649,7 @@ static void VbBootRecTest(void)
trust_ec = 1;
shutdown_request_calls_left = 100;
mock_keypress[0] = 0x04;
TEST_EQ(VbBootRecovery(&ctx, &cparams, &lkp),
TEST_EQ(VbBootRecovery(&ctx, &cparams),
VBERROR_SHUTDOWN_REQUESTED,
"Ctrl+D ignored if recovery not manually triggered");
TEST_EQ(virtdev_set, 0, " virtual dev mode off");
@@ -661,7 +661,7 @@ static void VbBootRecTest(void)
trust_ec = 1;
shutdown_request_calls_left = 100;
mock_keypress[0] = 0x04;
TEST_EQ(VbBootRecovery(&ctx, &cparams, &lkp),
TEST_EQ(VbBootRecovery(&ctx, &cparams),
VBERROR_SHUTDOWN_REQUESTED,
"Ctrl+D ignored if no virtual dev switch");
TEST_EQ(virtdev_set, 0, " virtual dev mode off");
@@ -677,7 +677,7 @@ static void VbBootRecTest(void)
shutdown_request_calls_left = 100;
mock_keypress[0] = 0x04;
mock_switches[0] = VB_INIT_FLAG_REC_BUTTON_PRESSED;
TEST_EQ(VbBootRecovery(&ctx, &cparams, &lkp),
TEST_EQ(VbBootRecovery(&ctx, &cparams),
VBERROR_SHUTDOWN_REQUESTED,
"Ctrl+D ignored if phys rec button is still pressed");
TEST_NEQ(screens_displayed[1], VB_SCREEN_RECOVERY_TO_DEV,
@@ -691,7 +691,7 @@ static void VbBootRecTest(void)
trust_ec = 1;
mock_keypress[0] = 0x04;
mock_keypress[1] = ' ';
TEST_EQ(VbBootRecovery(&ctx, &cparams, &lkp),
TEST_EQ(VbBootRecovery(&ctx, &cparams),
VBERROR_SHUTDOWN_REQUESTED,
"Ctrl+D todev abort");
TEST_EQ(screens_displayed[0], VB_SCREEN_RECOVERY_INSERT,
@@ -711,7 +711,7 @@ static void VbBootRecTest(void)
mock_keypress[0] = 0x04;
mock_keypress[1] = '\r';
mock_keyflags[1] = VB_KEY_FLAG_TRUSTED_KEYBOARD;
TEST_EQ(VbBootRecovery(&ctx, &cparams, &lkp), VBERROR_REBOOT_REQUIRED,
TEST_EQ(VbBootRecovery(&ctx, &cparams), VBERROR_REBOOT_REQUIRED,
"Ctrl+D todev confirm");
TEST_EQ(virtdev_set, 1, " virtual dev mode on");
@@ -725,7 +725,7 @@ static void VbBootRecTest(void)
mock_keypress[1] = '\r';
mock_keyflags[1] = VB_KEY_FLAG_TRUSTED_KEYBOARD;
virtdev_retval = VBERROR_SIMULATED;
TEST_EQ(VbBootRecovery(&ctx, &cparams, &lkp),
TEST_EQ(VbBootRecovery(&ctx, &cparams),
VBERROR_TPM_SET_BOOT_MODE_STATE,
"Ctrl+D todev failure");

10
tests/vboot_api_kernel4_tests.c
View File

@@ -111,8 +111,8 @@ uint32_t RollbackFwmpRead(struct RollbackSpaceFwmp *fwmp)
return rfr_retval;
}
VbError_t VbBootNormal(struct vb2_context *ctx, VbCommonParams *cparams,
LoadKernelParams *p)
uint32_t VbTryLoadKernel(struct vb2_context *ctx, VbCommonParams *cparams,
uint32_t get_info_flags)
{
shared->kernel_version_tpm = new_version;
@@ -122,8 +122,7 @@ VbError_t VbBootNormal(struct vb2_context *ctx, VbCommonParams *cparams,
return vbboot_retval;
}
VbError_t VbBootDeveloper(struct vb2_context *ctx, VbCommonParams *cparams,
LoadKernelParams *p)
VbError_t VbBootDeveloper(struct vb2_context *ctx, VbCommonParams *cparams)
{
shared->kernel_version_tpm = new_version;
@@ -133,8 +132,7 @@ VbError_t VbBootDeveloper(struct vb2_context *ctx, VbCommonParams *cparams,
return vbboot_retval;
}
VbError_t VbBootRecovery(struct vb2_context *ctx, VbCommonParams *cparams,
LoadKernelParams *p)
VbError_t VbBootRecovery(struct vb2_context *ctx, VbCommonParams *cparams)
{
shared->kernel_version_tpm = new_version;

12
tests/vboot_api_kernel_tests.c
View File

@@ -21,6 +21,8 @@
#include "vboot_api.h"
#include "vboot_kernel.h"
struct LoadKernelParams *VbApiKernelGetParams(void);
#define MAX_TEST_DISKS 10
#define DEFAULT_COUNT -1
@@ -181,7 +183,6 @@ test_case_t test[] = {
/****************************************************************************/
/* Mock data */
static LoadKernelParams lkparams;
static VbDiskInfo mock_disks[MAX_TEST_DISKS];
static test_case_t *t;
static int load_kernel_calls;
@@ -190,7 +191,6 @@ static const char *got_find_disk;
static const char *got_load_disk;
static uint32_t got_return_val;
static uint32_t got_external_mismatch;
static VbNvContext vnc;
static struct vb2_context ctx;
/**
@@ -198,10 +198,12 @@ static struct vb2_context ctx;
*/
static void ResetMocks(int i)
{
memset(&lkparams, 0, sizeof(lkparams));
memset(&ctx, 0, sizeof(ctx));
memset(VbApiKernelGetParams(), 0, sizeof(LoadKernelParams));
memset(&mock_disks, 0, sizeof(mock_disks));
load_kernel_calls = 0;
memset(&vnc, 0, sizeof(vnc));
got_recovery_request_val = VBNV_RECOVERY_NOT_REQUESTED;
got_find_disk = 0;
@@ -313,7 +315,7 @@ static void VbTryLoadKernelTest(void)
for (i = 0; i < num_tests; i++) {
printf("Test case: %s ...\n", test[i].name);
ResetMocks(i);
TEST_EQ(VbTryLoadKernel(&ctx, 0, &lkparams, test[i].want_flags),
TEST_EQ(VbTryLoadKernel(&ctx, 0, test[i].want_flags),
t->expected_return_val, " return value");
TEST_EQ(got_recovery_request_val,
t->expected_recovery_request_val, " recovery_request");

30
tests/vboot_kernel_tests.c
View File

@@ -158,8 +158,6 @@ static void ResetMocks(void)
memset(&lkp, 0, sizeof(lkp));
lkp.nv_context = &vnc;
lkp.gbb_data = gbb;
lkp.gbb_size = sizeof(gbb_data);
lkp.bytes_per_lba = 512;
lkp.streaming_lba_count = 1024;
lkp.gpt_lba_count = 1024;
@@ -577,10 +575,6 @@ static void ReadWriteGptTest(void)
static void TestLoadKernel(int expect_retval, char *test_name)
{
memcpy(ctx.nvdata, vnc.raw, VB2_NVDATA_SIZE);
if (lkp.boot_flags & BOOT_FLAG_RECOVERY)
ctx.flags |= VB2_CONTEXT_RECOVERY_MODE;
if (lkp.boot_flags & BOOT_FLAG_DEVELOPER)
ctx.flags |= VB2_CONTEXT_DEVELOPER_MODE;
TEST_EQ(LoadKernel(&ctx, &lkp, &cparams), expect_retval, test_name);
@@ -653,26 +647,26 @@ static void LoadKernelTest(void)
/* In dev mode, fail if hash is bad too */
ResetMocks();
lkp.boot_flags |= BOOT_FLAG_DEVELOPER;
ctx.flags |= VB2_CONTEXT_DEVELOPER_MODE;
key_block_verify_fail = 2;
TestLoadKernel(VBERROR_INVALID_KERNEL_FOUND, "Fail key block dev hash");
/* But just bad sig is ok */
ResetMocks();
lkp.boot_flags |= BOOT_FLAG_DEVELOPER;
ctx.flags |= VB2_CONTEXT_DEVELOPER_MODE;
key_block_verify_fail = 1;
TestLoadKernel(0, "Succeed key block dev sig");
/* In dev mode and requiring signed kernel, fail if sig is bad */
ResetMocks();
lkp.boot_flags |= BOOT_FLAG_DEVELOPER;
ctx.flags |= VB2_CONTEXT_DEVELOPER_MODE;
VbNvSet(&vnc, VBNV_DEV_BOOT_SIGNED_ONLY, 1);
VbNvTeardown(&vnc);
key_block_verify_fail = 1;
TestLoadKernel(VBERROR_INVALID_KERNEL_FOUND, "Fail key block dev sig");
ResetMocks();
lkp.boot_flags |= BOOT_FLAG_DEVELOPER;
ctx.flags |= VB2_CONTEXT_DEVELOPER_MODE;
lkp.fwmp = &fwmp;
fwmp.flags |= FWMP_DEV_ENABLE_OFFICIAL_ONLY;
key_block_verify_fail = 1;
@@ -693,14 +687,14 @@ static void LoadKernelTest(void)
"Key block rec flag mismatch");
ResetMocks();
lkp.boot_flags |= BOOT_FLAG_RECOVERY;
ctx.flags |= VB2_CONTEXT_RECOVERY_MODE;
kbh.key_block_flags =
KEY_BLOCK_FLAG_RECOVERY_1 | KEY_BLOCK_FLAG_DEVELOPER_1;
TestLoadKernel(VBERROR_INVALID_KERNEL_FOUND,
"Key block recdev flag mismatch");
ResetMocks();
lkp.boot_flags |= BOOT_FLAG_RECOVERY | BOOT_FLAG_DEVELOPER;
ctx.flags |= VB2_CONTEXT_RECOVERY_MODE | VB2_CONTEXT_DEVELOPER_MODE;
kbh.key_block_flags =
KEY_BLOCK_FLAG_RECOVERY_1 | KEY_BLOCK_FLAG_DEVELOPER_0;
TestLoadKernel(VBERROR_INVALID_KERNEL_FOUND,
@@ -731,12 +725,12 @@ static void LoadKernelTest(void)
ResetMocks();
kbh.data_key.key_version = 1;
lkp.boot_flags |= BOOT_FLAG_DEVELOPER;
ctx.flags |= VB2_CONTEXT_DEVELOPER_MODE;
TestLoadKernel(0, "Key version ignored in dev mode");
ResetMocks();
kbh.data_key.key_version = 1;
lkp.boot_flags |= BOOT_FLAG_RECOVERY;
ctx.flags |= VB2_CONTEXT_RECOVERY_MODE;
TestLoadKernel(0, "Key version ignored in rec mode");
ResetMocks();
@@ -753,17 +747,17 @@ static void LoadKernelTest(void)
ResetMocks();
kph.kernel_version = 0;
lkp.boot_flags |= BOOT_FLAG_DEVELOPER;
ctx.flags |= VB2_CONTEXT_DEVELOPER_MODE;
TestLoadKernel(0, "Kernel version ignored in dev mode");
ResetMocks();
kph.kernel_version = 0;
lkp.boot_flags |= BOOT_FLAG_RECOVERY;
ctx.flags |= VB2_CONTEXT_RECOVERY_MODE;
TestLoadKernel(0, "Kernel version ignored in rec mode");
/* Check developer key hash - bad */
ResetMocks();
lkp.boot_flags |= BOOT_FLAG_DEVELOPER;
ctx.flags |= VB2_CONTEXT_DEVELOPER_MODE;
lkp.fwmp = &fwmp;
fwmp.flags |= FWMP_DEV_USE_KEY_HASH;
fwmp.dev_key_hash[0]++;
@@ -772,7 +766,7 @@ static void LoadKernelTest(void)
/* Check developer key hash - good */
ResetMocks();
lkp.boot_flags |= BOOT_FLAG_DEVELOPER;
ctx.flags |= VB2_CONTEXT_DEVELOPER_MODE;
lkp.fwmp = &fwmp;
fwmp.flags |= FWMP_DEV_USE_KEY_HASH;
TestLoadKernel(0, "Good key block dev fwmp hash");

4
tests/verify_kernel.c
View File

@@ -107,10 +107,6 @@ int main(int argc, char *argv[])
return 1;
}
/* GBB and cparams only needed by LoadKernel() in recovery mode */
params.gbb_data = NULL;
params.gbb_size = 0;
/* TODO(chromium:441893): support dev-mode flag and external gpt flag */
params.boot_flags = 0;

34
utility/load_kernel_test.c
View File

@@ -78,6 +78,9 @@ VbError_t VbExDiskWrite(VbExDiskHandle_t handle, uint64_t lba_start,
}
#define BOOT_FLAG_DEVELOPER (1 << 0)
#define BOOT_FLAG_RECOVERY (1 << 1)
/* Main routine */
int main(int argc, char* argv[]) {
@@ -93,7 +96,7 @@ int main(int argc, char* argv[]) {
memset(&lkp, 0, sizeof(LoadKernelParams));
lkp.bytes_per_lba = LBA_BYTES;
lkp.boot_flags = BOOT_FLAG_RECOVERY;
int boot_flags = BOOT_FLAG_RECOVERY;
memset(&vnc, 0, sizeof(VbNvContext));
VbNvSetup(&vnc);
lkp.nv_context = &vnc;
@@ -106,7 +109,7 @@ int main(int argc, char* argv[]) {
switch (c)
{
case 'b':
lkp.boot_flags = strtoull(optarg, &e, 0);
boot_flags = strtoull(optarg, &e, 0);
if (!*optarg || (e && *e))
{
fprintf(stderr, "Invalid argument to -%c: \"%s\"\n", c, optarg);
@@ -136,12 +139,12 @@ int main(int argc, char* argv[]) {
argv[0]);
fprintf(stderr, "\noptions:\n");
/* These cases are because uint64_t isn't necessarily the same as ULL. */
fprintf(stderr, " -b NUM boot flag bits (default %" PRIu64 "):\n",
(uint64_t)BOOT_FLAG_RECOVERY);
fprintf(stderr, " %" PRIu64 " = developer mode on\n",
(uint64_t)BOOT_FLAG_DEVELOPER);
fprintf(stderr, " %" PRIu64 " = recovery mode on\n",
(uint64_t)BOOT_FLAG_RECOVERY);
fprintf(stderr, " -b NUM boot flag bits (default %d):\n",
BOOT_FLAG_RECOVERY);
fprintf(stderr, " %d = developer mode on\n",
BOOT_FLAG_DEVELOPER);
fprintf(stderr, " %d = recovery mode on\n",
BOOT_FLAG_RECOVERY);
return 1;
}
@@ -163,11 +166,9 @@ int main(int argc, char* argv[]) {
}
/* Initialize the GBB */
lkp.gbb_size = sizeof(GoogleBinaryBlockHeader) + key_size;
lkp.gbb_data = (void*)malloc(lkp.gbb_size);
gbb = (GoogleBinaryBlockHeader*)lkp.gbb_data;
cparams.gbb = gbb;
memset(gbb, 0, lkp.gbb_size);
cparams.gbb_size = sizeof(GoogleBinaryBlockHeader) + key_size;
cparams.gbb = gbb = (GoogleBinaryBlockHeader*)malloc(cparams.gbb_size);
memset(gbb, 0, cparams.gbb_size);
memcpy(gbb->signature, GBB_SIGNATURE, GBB_SIGNATURE_SIZE);
gbb->major_version = GBB_MAJOR_VER;
gbb->minor_version = GBB_MINOR_VER;
@@ -201,7 +202,8 @@ int main(int argc, char* argv[]) {
/* Free the key blob, now that we're done with it */
free(key_blob);
printf("bootflags = %" PRIu64 "\n", lkp.boot_flags);
printf("bootflags = %d\n", boot_flags);
lkp.boot_flags = boot_flags;
/* Get image size */
printf("Reading from image: %s\n", image_name);
@@ -239,9 +241,9 @@ int main(int argc, char* argv[]) {
return 1;
}
ctx.workbuf_size = VB2_KERNEL_WORKBUF_RECOMMENDED_SIZE;
if (lkp.boot_flags & BOOT_FLAG_RECOVERY)
if (boot_flags & BOOT_FLAG_RECOVERY)
ctx.flags |= VB2_CONTEXT_RECOVERY_MODE;
if (lkp.boot_flags & BOOT_FLAG_DEVELOPER)
if (boot_flags & BOOT_FLAG_DEVELOPER)
ctx.flags |= VB2_CONTEXT_DEVELOPER_MODE;
if (VB2_SUCCESS != vb2_init_context(&ctx)) {
free(ctx.workbuf);