diff options
Diffstat (limited to 'test/host_command.c')
| -rw-r--r-- | test/host_command.c | 320 |
1 files changed, 0 insertions, 320 deletions
diff --git a/test/host_command.c b/test/host_command.c deleted file mode 100644 index ba1d4dcd96..0000000000 --- a/test/host_command.c +++ /dev/null @@ -1,320 +0,0 @@ -/* Copyright 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. - * - * Test host command. - */ - -#include "common.h" -#include "console.h" -#include "host_command.h" -#include "task.h" -#include "test_util.h" -#include "timer.h" -#include "util.h" - -/* Request/response buffer size (and maximum command length) */ -#define BUFFER_SIZE 128 - -struct host_packet pkt; -static char resp_buf[BUFFER_SIZE]; -static char req_buf[BUFFER_SIZE + 4]; -struct ec_host_request *req = (struct ec_host_request *)req_buf; -struct ec_params_hello *p = (struct ec_params_hello *)(req_buf + sizeof(*req)); -struct ec_host_response *resp = (struct ec_host_response *)resp_buf; -struct ec_response_hello *r = - (struct ec_response_hello *)(resp_buf + sizeof(*resp)); -struct ec_response_get_chip_info *chip_info_r = - (struct ec_response_get_chip_info *)(resp_buf + sizeof(*resp)); - -static void hostcmd_respond(struct host_packet *pkt) -{ - task_wake(TASK_ID_TEST_RUNNER); -} - -static char calculate_checksum(const char *buf, int size) -{ - int c = 0; - int i; - - for (i = 0; i < size; ++i) - c += buf[i]; - - return -c; -} - -static void hostcmd_send(void) -{ - req->checksum = calculate_checksum(req_buf, pkt.request_size); - host_packet_receive(&pkt); - task_wait_event(-1); -} - -static void hostcmd_fill_in_default(void) -{ - req->struct_version = 3; - req->checksum = 0; - req->command = EC_CMD_HELLO; - req->command_version = 0; - req->reserved = 0; - req->data_len = 4; - p->in_data = 0x11223344; - - pkt.send_response = hostcmd_respond; - pkt.request = (const void *)req_buf; - pkt.request_temp = NULL; - pkt.request_max = BUFFER_SIZE; - pkt.request_size = sizeof(*req) + sizeof(*p); - pkt.response = (void *)resp_buf; - pkt.response_max = BUFFER_SIZE; - pkt.driver_result = 0; -} - -static int test_hostcmd_ok(void) -{ - hostcmd_fill_in_default(); - - hostcmd_send(); - - TEST_ASSERT(calculate_checksum(resp_buf, - sizeof(*resp) + resp->data_len) == 0); - TEST_ASSERT(resp->result == EC_RES_SUCCESS); - TEST_ASSERT(r->out_data == 0x12243648); - - return EC_SUCCESS; -} - -static int test_hostcmd_too_short(void) -{ - hostcmd_fill_in_default(); - - /* Smaller than header */ - pkt.request_size = sizeof(*req) - 4; - hostcmd_send(); - TEST_ASSERT(resp->result == EC_RES_REQUEST_TRUNCATED); - - /* Smaller than expected data size */ - pkt.request_size = sizeof(*req); - hostcmd_send(); - TEST_ASSERT(resp->result == EC_RES_REQUEST_TRUNCATED); - - return EC_SUCCESS; -} - -static int test_hostcmd_too_long(void) -{ - hostcmd_fill_in_default(); - - /* Larger than request buffer */ - pkt.request_size = BUFFER_SIZE + 4; - hostcmd_send(); - TEST_ASSERT(resp->result == EC_RES_REQUEST_TRUNCATED); - - return EC_SUCCESS; -} - -static int test_hostcmd_driver_error(void) -{ - hostcmd_fill_in_default(); - - pkt.driver_result = EC_RES_ERROR; - hostcmd_send(); - TEST_ASSERT(resp->result == EC_RES_ERROR); - - return EC_SUCCESS; -} - -static int test_hostcmd_invalid_command(void) -{ - hostcmd_fill_in_default(); - - req->command = 0xff; - hostcmd_send(); - TEST_ASSERT(resp->result == EC_RES_INVALID_COMMAND); - - return EC_SUCCESS; -} - -static int test_hostcmd_wrong_command_version(void) -{ - hostcmd_fill_in_default(); - - req->command_version = 1; - hostcmd_send(); - TEST_ASSERT(resp->result == EC_RES_INVALID_VERSION); - - return EC_SUCCESS; -} - -static int test_hostcmd_wrong_struct_version(void) -{ - hostcmd_fill_in_default(); - - req->struct_version = 4; - hostcmd_send(); - TEST_ASSERT(resp->result == EC_RES_INVALID_HEADER); - - req->struct_version = 2; - hostcmd_send(); - TEST_ASSERT(resp->result == EC_RES_INVALID_HEADER); - - return EC_SUCCESS; -} - -static int test_hostcmd_invalid_checksum(void) -{ - hostcmd_fill_in_default(); - - req->checksum++; - hostcmd_send(); - TEST_ASSERT(resp->result == EC_RES_INVALID_CHECKSUM); - - return EC_SUCCESS; -} - -static int test_hostcmd_reuse_response_buffer(void) -{ - struct ec_host_request *h = (struct ec_host_request *)resp_buf; - struct ec_params_hello *d = - (struct ec_params_hello *)(resp_buf + sizeof(*h)); - - h->struct_version = 3; - h->checksum = 0; - h->command = EC_CMD_HELLO; - h->command_version = 0; - h->reserved = 0; - h->data_len = 4; - d->in_data = 0x11223344; - - pkt.send_response = hostcmd_respond; - /* - * The original request buffer is shared with the response and the - * request buffer is used as the temporary buffer - */ - pkt.request = (const void *)resp_buf; - pkt.request_temp = req_buf; - pkt.request_max = BUFFER_SIZE; - pkt.request_size = sizeof(*h) + sizeof(*d); - pkt.response = (void *)resp_buf; - pkt.response_max = BUFFER_SIZE; - pkt.driver_result = 0; - - h->checksum = calculate_checksum(resp_buf, pkt.request_size); - - ccprintf("\nBuffer contents before process 0x%ph\n", - HEX_BUF(resp_buf, BUFFER_SIZE)); - host_packet_receive(&pkt); - task_wait_event(-1); - - ccprintf("\nBuffer contents after process 0x%ph\n", - HEX_BUF(resp_buf, BUFFER_SIZE)); - - TEST_EQ(calculate_checksum(resp_buf, - sizeof(*resp) + resp->data_len), 0, "%d"); - TEST_EQ(resp->result, EC_RES_SUCCESS, "%d"); - TEST_EQ(r->out_data, 0x12243648, "0x%x"); - - return EC_SUCCESS; -} - -static void hostcmd_fill_chip_info(void) -{ - req->struct_version = 3; - req->checksum = 0; - req->command = EC_CMD_GET_CHIP_INFO; - req->command_version = 0; - req->reserved = 0; - req->data_len = 0; - - pkt.send_response = hostcmd_respond; - pkt.request = (const void *)req_buf; - pkt.request_temp = NULL; - pkt.request_max = BUFFER_SIZE; - pkt.request_size = sizeof(*req); - pkt.response = (void *)resp_buf; - pkt.response_max = BUFFER_SIZE; - pkt.driver_result = 0; -} - -static int test_hostcmd_clears_unused_data(void) -{ - int i, found_null; - - /* Set the buffer to junk and ensure that is gets cleared */ - memset(resp_buf, 0xAA, BUFFER_SIZE); - hostcmd_fill_chip_info(); - - hostcmd_send(); - - ccprintf("\nBuffer contents 0x%ph\n", - HEX_BUF(resp_buf, BUFFER_SIZE)); - - TEST_EQ(calculate_checksum(resp_buf, - sizeof(*resp) + resp->data_len), 0, "%d"); - TEST_EQ(resp->result, EC_RES_SUCCESS, "%d"); - - /* Ensure partial strings have 0s after the NULL byte */ - found_null = 0; - for (i = 0; i < sizeof(chip_info_r->name); ++i) { - if (!chip_info_r->name[i]) - found_null = 1; - - if (found_null) { - if (chip_info_r->name[i]) - ccprintf("\nByte %d is not zero!\n", i); - TEST_EQ(chip_info_r->name[i], 0, "0x%x"); - } - } - - found_null = 0; - for (i = 0; i < sizeof(chip_info_r->revision); ++i) { - if (!chip_info_r->revision[i]) - found_null = 1; - - if (found_null) { - if (chip_info_r->revision[i]) - ccprintf("\nByte %d is not zero!\n", i); - TEST_EQ(chip_info_r->revision[i], 0, "0x%x"); - } - } - - found_null = 0; - for (i = 0; i < sizeof(chip_info_r->vendor); ++i) { - if (!chip_info_r->vendor[i]) - found_null = 1; - - if (found_null) { - if (chip_info_r->vendor[i]) - ccprintf("\nByte %d is not zero!\n", i); - TEST_EQ(chip_info_r->vendor[i], 0, "0x%x"); - } - } - - /* Ensure rest of buffer after valid response is also 0 */ - for (i = resp->data_len + sizeof(*resp) + 1; i < BUFFER_SIZE; ++i) { - if (resp_buf[i]) - ccprintf("\nByte %d is not zero!\n", i); - TEST_EQ(resp_buf[i], 0, "0x%x"); - } - - return EC_SUCCESS; -} - -void run_test(int argc, char **argv) -{ - wait_for_task_started(); - test_reset(); - - RUN_TEST(test_hostcmd_ok); - RUN_TEST(test_hostcmd_too_short); - RUN_TEST(test_hostcmd_too_long); - RUN_TEST(test_hostcmd_driver_error); - RUN_TEST(test_hostcmd_invalid_command); - RUN_TEST(test_hostcmd_wrong_command_version); - RUN_TEST(test_hostcmd_wrong_struct_version); - RUN_TEST(test_hostcmd_invalid_checksum); - RUN_TEST(test_hostcmd_reuse_response_buffer); - RUN_TEST(test_hostcmd_clears_unused_data); - - test_print_result(); -} |