302 lines
6.9 KiB
C
302 lines
6.9 KiB
C
/* Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*
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* Tests for vboot_api_firmware
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*/
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#include <stddef.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "2sysincludes.h"
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#include "2common.h"
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#include "2misc.h"
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#include "2nvstorage.h"
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#include "2secdata.h"
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#include "crc32.h"
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#include "host_common.h"
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#include "load_kernel_fw.h"
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#include "secdata_tpm.h"
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#include "test_common.h"
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#include "vboot_common.h"
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#include "vboot_display.h"
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#include "vboot_kernel.h"
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#include "vboot_struct.h"
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/* Expected results */
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#define MAX_NOTE_EVENTS 10
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#define TIME_FUZZ 500
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#define KBD_READ_TIME 60
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typedef struct {
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uint16_t msec;
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uint16_t freq;
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int time;
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} note_event_t;
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typedef struct {
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const char *name;
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uint32_t gbb_flags;
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vb2_error_t beep_return;
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uint32_t keypress_key;
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int keypress_at_count;
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int num_events;
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note_event_t notes[MAX_NOTE_EVENTS];
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} test_case_t;
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test_case_t test[] = {
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{ "VbBootDeveloperSoundTest( fast )",
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VB2_GBB_FLAG_DEV_SCREEN_SHORT_DELAY, VBERROR_NO_BACKGROUND_SOUND,
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0, 0,
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1,
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{
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{0, 0, 2000}, // off and return at 2 seconds
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}},
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{ "VbBootDeveloperSoundTest( normal )",
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0, VBERROR_NO_BACKGROUND_SOUND,
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0, 0,
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3,
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{
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{250, 400, 20000}, // first beep at 20 seconds
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{250, 400, 20510}, // second beep shortly after
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{0, 0, 30020}, // off and return at 30 seconds
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}},
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// Now with some keypresses
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{ "VbBootDeveloperSoundTest( normal, Ctrl-D )",
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0, VBERROR_NO_BACKGROUND_SOUND,
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4, 20400, // Ctrl-D between beeps
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2,
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{
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{250, 400, 20000}, // first beep at 20 seconds
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{0, 0, 20400}, // sees Ctrl-D, sound off, return
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}},
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{ "VbBootDeveloperSoundTest( normal, Ctrl-U not allowed )",
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0, VBERROR_NO_BACKGROUND_SOUND,
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21, 10000, // Ctrl-U at 10 seconds
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5,
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{
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{120, 400, 10000}, // complains about Ctrl-U (one beep)
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{120, 400, 10240}, // complains about Ctrl-U (two beeps)
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{250, 400, 20000}, // starts first beep at 20 seconds
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{250, 400, 20510}, // starts second beep
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{0, 0, 30020}, // returns at 30 seconds + 360ms
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}},
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};
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/* Mock data */
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static uint8_t workbuf[VB2_KERNEL_WORKBUF_RECOMMENDED_SIZE];
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static struct vb2_context ctx;
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static struct vb2_shared_data *sd;
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static struct vb2_gbb_header gbb;
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static uint8_t shared_data[VB_SHARED_DATA_MIN_SIZE];
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static VbSharedDataHeader* shared = (VbSharedDataHeader*)shared_data;
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static int current_time;
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static uint64_t current_ticks;
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static int current_event;
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static int max_events;
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static int matched_events;
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static int kbd_fire_at;
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static uint32_t kbd_fire_key;
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static vb2_error_t beep_return;
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static note_event_t *expected_event;
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/* Audio open count, so we can reset it */
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extern int audio_open_count;
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/* Reset mock data (for use before each test) */
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static void ResetMocks(void)
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{
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memset(&ctx, 0, sizeof(ctx));
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ctx.workbuf = workbuf;
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ctx.workbuf_size = sizeof(workbuf);
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vb2_init_context(&ctx);
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vb2_nv_init(&ctx);
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sd = vb2_get_sd(&ctx);
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sd->vbsd = shared;
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memset(&gbb, 0, sizeof(gbb));
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memset(&shared_data, 0, sizeof(shared_data));
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VbSharedDataInit(shared, sizeof(shared_data));
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shared->fw_keyblock_flags = 0xABCDE0;
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current_ticks = 0;
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current_time = 0;
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current_event = 0;
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kbd_fire_at = 0;
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kbd_fire_key = 0;
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beep_return = VB2_SUCCESS;
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audio_open_count = 0;
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matched_events = 0;
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max_events = 0;
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}
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/****************************************************************************/
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/* Mocked verification functions */
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struct vb2_gbb_header *vb2_get_gbb(struct vb2_context *c)
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{
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return &gbb;
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}
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vb2_error_t VbExNvStorageRead(uint8_t* buf)
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{
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return VB2_SUCCESS;
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}
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vb2_error_t VbExNvStorageWrite(const uint8_t* buf)
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{
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return VB2_SUCCESS;
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}
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vb2_error_t VbExDiskGetInfo(VbDiskInfo** infos_ptr, uint32_t* count,
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uint32_t disk_flags)
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{
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return VB2_ERROR_UNKNOWN;
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}
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vb2_error_t VbExDiskFreeInfo(VbDiskInfo* infos,
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VbExDiskHandle_t preserve_handle)
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{
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return VB2_SUCCESS;
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}
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vb2_error_t VbExDiskRead(VbExDiskHandle_t handle, uint64_t lba_start,
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uint64_t lba_count, void* buffer)
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{
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return VB2_ERROR_UNKNOWN;
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}
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vb2_error_t VbExDiskWrite(VbExDiskHandle_t handle, uint64_t lba_start,
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uint64_t lba_count, const void* buffer)
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{
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return VB2_ERROR_UNKNOWN;
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}
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uint32_t VbExIsShutdownRequested(void)
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{
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return 0;
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}
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uint32_t VbExKeyboardRead(void)
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{
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uint32_t tmp;
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uint32_t now;
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VbExSleepMs(KBD_READ_TIME);
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now = current_time;
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if (kbd_fire_key && now >= kbd_fire_at) {
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VB2_DEBUG(" VbExKeyboardRead() - returning %d at %d msec\n",
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kbd_fire_key, now);
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tmp = kbd_fire_key;
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kbd_fire_key = 0;
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return tmp;
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}
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VB2_DEBUG(" VbExKeyboardRead() - returning %d at %d msec\n",
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0, now);
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return 0;
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}
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void VbExSleepMs(uint32_t msec)
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{
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current_ticks += (uint64_t)msec * VB_USEC_PER_MSEC;
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current_time = current_ticks / VB_USEC_PER_MSEC;
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VB2_DEBUG("VbExSleepMs(%d) -> %d\n", msec, current_time);
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}
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uint64_t VbExGetTimer(void)
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{
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return current_ticks;
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}
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vb2_error_t VbExBeep(uint32_t msec, uint32_t frequency)
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{
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VB2_DEBUG("VbExBeep(%d, %d) at %d msec\n",
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msec, frequency, current_time);
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if (current_event < max_events &&
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msec == expected_event[current_event].msec &&
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frequency == expected_event[current_event].freq &&
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abs(current_time - expected_event[current_event].time)
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< TIME_FUZZ ) {
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matched_events++;
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}
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if (msec)
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VbExSleepMs(msec);
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current_event++;
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return beep_return;
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}
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vb2_error_t VbExDisplayScreen(uint32_t screen_type, uint32_t locale,
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const VbScreenData *data)
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{
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switch(screen_type) {
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case VB_SCREEN_BLANK:
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VB2_DEBUG("VbExDisplayScreen(BLANK)\n");
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break;
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case VB_SCREEN_DEVELOPER_WARNING:
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VB2_DEBUG("VbExDisplayScreen(DEV)\n");
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break;
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case VB_SCREEN_RECOVERY_INSERT:
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VB2_DEBUG("VbExDisplayScreen(INSERT)\n");
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break;
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case VB_SCREEN_RECOVERY_NO_GOOD:
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VB2_DEBUG("VbExDisplayScreen(NO_GOOD)\n");
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break;
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case VB_SCREEN_OS_BROKEN:
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VB2_DEBUG("VbExDisplayScreen(BROKEN)\n");
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break;
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default:
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VB2_DEBUG("VbExDisplayScreen(%d)\n", screen_type);
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}
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VB2_DEBUG(" current_time is %d msec\n", current_time);
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return VB2_SUCCESS;
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}
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/****************************************************************************/
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static void VbBootDeveloperSoundTest(void)
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{
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int i;
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int num_tests = sizeof(test) / sizeof(test_case_t);
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for (i=0; i<num_tests; i++) {
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VB2_DEBUG("STARTING %s ...\n", test[i].name);
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ResetMocks();
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gbb.flags = test[i].gbb_flags;
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beep_return = test[i].beep_return;
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kbd_fire_key = test[i].keypress_key;
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kbd_fire_at = test[i].keypress_at_count;
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max_events = test[i].num_events;
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expected_event = test[i].notes;
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(void) VbBootDeveloper(&ctx);
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VbExBeep(0, 0); /* Dummy call to determine end time */
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VB2_DEBUG("INFO: matched %d total %d expected %d\n",
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matched_events, current_event, test[i].num_events);
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TEST_TRUE(matched_events == test[i].num_events &&
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current_event == test[i].num_events, test[i].name);
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}
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}
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int main(int argc, char* argv[])
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{
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VbBootDeveloperSoundTest();
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return gTestSuccess ? 0 : 255;
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}
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