diff options
Diffstat (limited to 'firmware/lib/vboot_api_kernel.c')
-rw-r--r-- | firmware/lib/vboot_api_kernel.c | 83 |
1 files changed, 7 insertions, 76 deletions
diff --git a/firmware/lib/vboot_api_kernel.c b/firmware/lib/vboot_api_kernel.c index a46317e1..f4e5146a 100644 --- a/firmware/lib/vboot_api_kernel.c +++ b/firmware/lib/vboot_api_kernel.c @@ -7,7 +7,6 @@ #include "2api.h" #include "2common.h" -#include "2kernel.h" #include "2misc.h" #include "2nvstorage.h" #include "2rsa.h" @@ -29,28 +28,6 @@ struct VbSelectAndLoadKernelParams **VbApiKernelGetParamsPtr(void) } #endif -static vb2_error_t handle_battery_cutoff(struct vb2_context *ctx) -{ - /* - * Check if we need to cut-off battery. This should be done after EC - * FW and auxfw are updated, and before the kernel is started. This - * is to make sure all firmware is up-to-date before shipping (which - * is the typical use-case for cutoff). - */ - 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); - - /* May lose power immediately, so commit our update now. */ - VB2_TRY(vb2ex_commit_data(ctx)); - - vb2ex_ec_battery_cutoff(); - return VB2_REQUEST_SHUTDOWN; - } - - return VB2_SUCCESS; -} - static int is_valid_disk(VbDiskInfo *info, uint32_t disk_flags) { return info->bytes_per_lba >= 512 && @@ -159,54 +136,19 @@ vb2_error_t VbTryLoadMiniOsKernel(struct vb2_context *ctx, vb2_error_t VbSelectAndLoadKernel(struct vb2_context *ctx, VbSelectAndLoadKernelParams *kparams) { - struct vb2_shared_data *sd = vb2_get_sd(ctx); - vb2_gbb_flags_t gbb_flags = vb2api_gbb_get_flags(ctx); - /* TODO: Send this argument through subsequent function calls, rather than relying on a global to pass it to VbTryLoadKernel. */ kparams_ptr = kparams; - /* Init nvstorage space. TODO(kitching): Remove once we add assertions - to vb2_nv_get and vb2_nv_set. */ - vb2_nv_init(ctx); - VB2_TRY(vb2api_kernel_phase1(ctx)); + VB2_TRY(vb2api_kernel_phase2(ctx)); - VB2_DEBUG("GBB flags are %#x\n", gbb_flags); - - /* - * Do EC and auxfw software sync unless we're in recovery mode. This - * has UI but it's just a single non-interactive WAIT screen. - */ - if (!(ctx->flags & VB2_CONTEXT_RECOVERY_MODE)) { - VB2_TRY(vb2api_ec_sync(ctx)); - VB2_TRY(vb2api_auxfw_sync(ctx)); - VB2_TRY(handle_battery_cutoff(ctx)); - } - - /* - * If in the broken screen, save the recovery reason as subcode. - * Otherwise, clear any leftover recovery requests or subcodes. - */ - vb2_clear_recovery(ctx); - - /* Select boot path */ switch (ctx->boot_mode) { case VB2_BOOT_MODE_MANUAL_RECOVERY: + /* Manual recovery boot. This has UI. */ + VB2_TRY(vb2ex_manual_recovery_ui(ctx)); + break; case VB2_BOOT_MODE_BROKEN_SCREEN: - /* If we're in recovery mode just to do memory retraining, all - we need to do is reboot. */ - if (sd->recovery_reason == VB2_RECOVERY_TRAIN_AND_REBOOT) { - VB2_DEBUG("Reboot after retraining in recovery\n"); - return VB2_REQUEST_REBOOT; - } - - /* - * Need to commit nvdata changes immediately, since we will be - * entering either manual recovery UI or BROKEN screen shortly. - */ - vb2ex_commit_data(ctx); - /* * In EFS2, recovery mode can be entered even when battery is * drained or damaged. EC-RO sets NO_BOOT flag in such case and @@ -217,21 +159,10 @@ vb2_error_t VbSelectAndLoadKernel(struct vb2_context *ctx, if (ctx->flags & VB2_CONTEXT_NO_BOOT) VB2_DEBUG("NO_BOOT in RECOVERY mode\n"); - /* Recovery boot. This has UI. */ - if (ctx->boot_mode == VB2_BOOT_MODE_MANUAL_RECOVERY) - VB2_TRY(vb2ex_manual_recovery_ui(ctx)); - else - VB2_TRY(vb2ex_broken_screen_ui(ctx)); + /* Broken screen. This has UI. */ + VB2_TRY(vb2ex_broken_screen_ui(ctx)); break; case VB2_BOOT_MODE_DIAGNOSTICS: - /* - * Need to clear the request flag and commit nvdata changes - * immediately to avoid booting back into diagnostic tool when a - * forced system reset occurs. - */ - vb2_nv_set(ctx, VB2_NV_DIAG_REQUEST, 0); - vb2ex_commit_data(ctx); - /* Diagnostic boot. This has UI. */ VB2_TRY(vb2ex_diagnostic_ui(ctx)); /* @@ -245,7 +176,7 @@ vb2_error_t VbSelectAndLoadKernel(struct vb2_context *ctx, break; case VB2_BOOT_MODE_NORMAL: /* Normal boot */ - VB2_TRY(vb2_normal_boot(ctx)); + VB2_TRY(vb2api_normal_boot(ctx)); break; default: return VB2_ERROR_ESCAPE_NO_BOOT; |