183d290c5STom Rini // SPDX-License-Identifier: GPL-2.0+
2bfeba017SMoritz Fischer /*
3bfeba017SMoritz Fischer * Chromium OS cros_ec driver
4bfeba017SMoritz Fischer *
5bfeba017SMoritz Fischer * Copyright (c) 2016 The Chromium OS Authors.
6bfeba017SMoritz Fischer * Copyright (c) 2016 National Instruments Corp
7bfeba017SMoritz Fischer */
8bfeba017SMoritz Fischer
9bfeba017SMoritz Fischer #include <common.h>
10bfeba017SMoritz Fischer #include <command.h>
11bfeba017SMoritz Fischer #include <cros_ec.h>
12bfeba017SMoritz Fischer #include <dm.h>
13bfeba017SMoritz Fischer #include <dm/device-internal.h>
14bfeba017SMoritz Fischer #include <dm/uclass-internal.h>
15bfeba017SMoritz Fischer
16bfeba017SMoritz Fischer /* Note: depends on enum ec_current_image */
17bfeba017SMoritz Fischer static const char * const ec_current_image_name[] = {"unknown", "RO", "RW"};
18bfeba017SMoritz Fischer
19bfeba017SMoritz Fischer /**
20a2558e87SMoritz Fischer * Decode a flash region parameter
21a2558e87SMoritz Fischer *
22a2558e87SMoritz Fischer * @param argc Number of params remaining
23a2558e87SMoritz Fischer * @param argv List of remaining parameters
24a2558e87SMoritz Fischer * @return flash region (EC_FLASH_REGION_...) or -1 on error
25a2558e87SMoritz Fischer */
cros_ec_decode_region(int argc,char * const argv[])26a2558e87SMoritz Fischer static int cros_ec_decode_region(int argc, char * const argv[])
27a2558e87SMoritz Fischer {
28a2558e87SMoritz Fischer if (argc > 0) {
29a2558e87SMoritz Fischer if (0 == strcmp(*argv, "rw"))
306f1c0430SSimon Glass return EC_FLASH_REGION_ACTIVE;
31a2558e87SMoritz Fischer else if (0 == strcmp(*argv, "ro"))
32a2558e87SMoritz Fischer return EC_FLASH_REGION_RO;
33a2558e87SMoritz Fischer
34a2558e87SMoritz Fischer debug("%s: Invalid region '%s'\n", __func__, *argv);
35a2558e87SMoritz Fischer } else {
36a2558e87SMoritz Fischer debug("%s: Missing region parameter\n", __func__);
37a2558e87SMoritz Fischer }
38a2558e87SMoritz Fischer
39a2558e87SMoritz Fischer return -1;
40a2558e87SMoritz Fischer }
41a2558e87SMoritz Fischer
42a2558e87SMoritz Fischer /**
43bfeba017SMoritz Fischer * Perform a flash read or write command
44bfeba017SMoritz Fischer *
45bfeba017SMoritz Fischer * @param dev CROS-EC device to read/write
46bfeba017SMoritz Fischer * @param is_write 1 do to a write, 0 to do a read
47bfeba017SMoritz Fischer * @param argc Number of arguments
48bfeba017SMoritz Fischer * @param argv Arguments (2 is region, 3 is address)
49bfeba017SMoritz Fischer * @return 0 for ok, 1 for a usage error or -ve for ec command error
50bfeba017SMoritz Fischer * (negative EC_RES_...)
51bfeba017SMoritz Fischer */
do_read_write(struct udevice * dev,int is_write,int argc,char * const argv[])526322a7b6SSimon Glass static int do_read_write(struct udevice *dev, int is_write, int argc,
53bfeba017SMoritz Fischer char * const argv[])
54bfeba017SMoritz Fischer {
55bfeba017SMoritz Fischer uint32_t offset, size = -1U, region_size;
56bfeba017SMoritz Fischer unsigned long addr;
57bfeba017SMoritz Fischer char *endp;
58bfeba017SMoritz Fischer int region;
59bfeba017SMoritz Fischer int ret;
60bfeba017SMoritz Fischer
61bfeba017SMoritz Fischer region = cros_ec_decode_region(argc - 2, argv + 2);
62bfeba017SMoritz Fischer if (region == -1)
63bfeba017SMoritz Fischer return 1;
64bfeba017SMoritz Fischer if (argc < 4)
65bfeba017SMoritz Fischer return 1;
66bfeba017SMoritz Fischer addr = simple_strtoul(argv[3], &endp, 16);
67bfeba017SMoritz Fischer if (*argv[3] == 0 || *endp != 0)
68bfeba017SMoritz Fischer return 1;
69bfeba017SMoritz Fischer if (argc > 4) {
70bfeba017SMoritz Fischer size = simple_strtoul(argv[4], &endp, 16);
71bfeba017SMoritz Fischer if (*argv[4] == 0 || *endp != 0)
72bfeba017SMoritz Fischer return 1;
73bfeba017SMoritz Fischer }
74bfeba017SMoritz Fischer
75bfeba017SMoritz Fischer ret = cros_ec_flash_offset(dev, region, &offset, ®ion_size);
76bfeba017SMoritz Fischer if (ret) {
77bfeba017SMoritz Fischer debug("%s: Could not read region info\n", __func__);
78bfeba017SMoritz Fischer return ret;
79bfeba017SMoritz Fischer }
80bfeba017SMoritz Fischer if (size == -1U)
81bfeba017SMoritz Fischer size = region_size;
82bfeba017SMoritz Fischer
83bfeba017SMoritz Fischer ret = is_write ?
84bfeba017SMoritz Fischer cros_ec_flash_write(dev, (uint8_t *)addr, offset, size) :
85bfeba017SMoritz Fischer cros_ec_flash_read(dev, (uint8_t *)addr, offset, size);
86bfeba017SMoritz Fischer if (ret) {
87bfeba017SMoritz Fischer debug("%s: Could not %s region\n", __func__,
88bfeba017SMoritz Fischer is_write ? "write" : "read");
89bfeba017SMoritz Fischer return ret;
90bfeba017SMoritz Fischer }
91bfeba017SMoritz Fischer
92bfeba017SMoritz Fischer return 0;
93bfeba017SMoritz Fischer }
94bfeba017SMoritz Fischer
do_cros_ec(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])95bfeba017SMoritz Fischer static int do_cros_ec(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
96bfeba017SMoritz Fischer {
976322a7b6SSimon Glass struct udevice *dev;
98bfeba017SMoritz Fischer const char *cmd;
99bfeba017SMoritz Fischer int ret = 0;
100bfeba017SMoritz Fischer
101bfeba017SMoritz Fischer if (argc < 2)
102bfeba017SMoritz Fischer return CMD_RET_USAGE;
103bfeba017SMoritz Fischer
104bfeba017SMoritz Fischer cmd = argv[1];
105bfeba017SMoritz Fischer if (0 == strcmp("init", cmd)) {
106bfeba017SMoritz Fischer /* Remove any existing device */
1076322a7b6SSimon Glass ret = uclass_find_device(UCLASS_CROS_EC, 0, &dev);
108bfeba017SMoritz Fischer if (!ret)
1096322a7b6SSimon Glass device_remove(dev, DM_REMOVE_NORMAL);
1106322a7b6SSimon Glass ret = uclass_get_device(UCLASS_CROS_EC, 0, &dev);
111bfeba017SMoritz Fischer if (ret) {
112bfeba017SMoritz Fischer printf("Could not init cros_ec device (err %d)\n", ret);
113bfeba017SMoritz Fischer return 1;
114bfeba017SMoritz Fischer }
115bfeba017SMoritz Fischer return 0;
116bfeba017SMoritz Fischer }
117bfeba017SMoritz Fischer
1186322a7b6SSimon Glass ret = uclass_get_device(UCLASS_CROS_EC, 0, &dev);
119bfeba017SMoritz Fischer if (ret) {
120bfeba017SMoritz Fischer printf("Cannot get cros-ec device (err=%d)\n", ret);
121bfeba017SMoritz Fischer return 1;
122bfeba017SMoritz Fischer }
123bfeba017SMoritz Fischer if (0 == strcmp("id", cmd)) {
124bfeba017SMoritz Fischer char id[MSG_BYTES];
125bfeba017SMoritz Fischer
126bfeba017SMoritz Fischer if (cros_ec_read_id(dev, id, sizeof(id))) {
127bfeba017SMoritz Fischer debug("%s: Could not read KBC ID\n", __func__);
128bfeba017SMoritz Fischer return 1;
129bfeba017SMoritz Fischer }
130bfeba017SMoritz Fischer printf("%s\n", id);
131bfeba017SMoritz Fischer } else if (0 == strcmp("info", cmd)) {
132bfeba017SMoritz Fischer struct ec_response_mkbp_info info;
133bfeba017SMoritz Fischer
134bfeba017SMoritz Fischer if (cros_ec_info(dev, &info)) {
135bfeba017SMoritz Fischer debug("%s: Could not read KBC info\n", __func__);
136bfeba017SMoritz Fischer return 1;
137bfeba017SMoritz Fischer }
138bfeba017SMoritz Fischer printf("rows = %u\n", info.rows);
139bfeba017SMoritz Fischer printf("cols = %u\n", info.cols);
140bfeba017SMoritz Fischer } else if (0 == strcmp("curimage", cmd)) {
141bfeba017SMoritz Fischer enum ec_current_image image;
142bfeba017SMoritz Fischer
143bfeba017SMoritz Fischer if (cros_ec_read_current_image(dev, &image)) {
144bfeba017SMoritz Fischer debug("%s: Could not read KBC image\n", __func__);
145bfeba017SMoritz Fischer return 1;
146bfeba017SMoritz Fischer }
147bfeba017SMoritz Fischer printf("%d\n", image);
148bfeba017SMoritz Fischer } else if (0 == strcmp("hash", cmd)) {
149bfeba017SMoritz Fischer struct ec_response_vboot_hash hash;
150bfeba017SMoritz Fischer int i;
151bfeba017SMoritz Fischer
152*a12ef7e2SSimon Glass if (cros_ec_read_hash(dev, EC_VBOOT_HASH_OFFSET_ACTIVE, &hash)) {
153bfeba017SMoritz Fischer debug("%s: Could not read KBC hash\n", __func__);
154bfeba017SMoritz Fischer return 1;
155bfeba017SMoritz Fischer }
156bfeba017SMoritz Fischer
157bfeba017SMoritz Fischer if (hash.hash_type == EC_VBOOT_HASH_TYPE_SHA256)
158bfeba017SMoritz Fischer printf("type: SHA-256\n");
159bfeba017SMoritz Fischer else
160bfeba017SMoritz Fischer printf("type: %d\n", hash.hash_type);
161bfeba017SMoritz Fischer
162bfeba017SMoritz Fischer printf("offset: 0x%08x\n", hash.offset);
163bfeba017SMoritz Fischer printf("size: 0x%08x\n", hash.size);
164bfeba017SMoritz Fischer
165bfeba017SMoritz Fischer printf("digest: ");
166bfeba017SMoritz Fischer for (i = 0; i < hash.digest_size; i++)
167bfeba017SMoritz Fischer printf("%02x", hash.hash_digest[i]);
168bfeba017SMoritz Fischer printf("\n");
169bfeba017SMoritz Fischer } else if (0 == strcmp("reboot", cmd)) {
170bfeba017SMoritz Fischer int region;
171bfeba017SMoritz Fischer enum ec_reboot_cmd cmd;
172bfeba017SMoritz Fischer
173bfeba017SMoritz Fischer if (argc >= 3 && !strcmp(argv[2], "cold")) {
174bfeba017SMoritz Fischer cmd = EC_REBOOT_COLD;
175bfeba017SMoritz Fischer } else {
176bfeba017SMoritz Fischer region = cros_ec_decode_region(argc - 2, argv + 2);
177bfeba017SMoritz Fischer if (region == EC_FLASH_REGION_RO)
178bfeba017SMoritz Fischer cmd = EC_REBOOT_JUMP_RO;
1796f1c0430SSimon Glass else if (region == EC_FLASH_REGION_ACTIVE)
180bfeba017SMoritz Fischer cmd = EC_REBOOT_JUMP_RW;
181bfeba017SMoritz Fischer else
182bfeba017SMoritz Fischer return CMD_RET_USAGE;
183bfeba017SMoritz Fischer }
184bfeba017SMoritz Fischer
185bfeba017SMoritz Fischer if (cros_ec_reboot(dev, cmd, 0)) {
186bfeba017SMoritz Fischer debug("%s: Could not reboot KBC\n", __func__);
187bfeba017SMoritz Fischer return 1;
188bfeba017SMoritz Fischer }
189bfeba017SMoritz Fischer } else if (0 == strcmp("events", cmd)) {
190bfeba017SMoritz Fischer uint32_t events;
191bfeba017SMoritz Fischer
192bfeba017SMoritz Fischer if (cros_ec_get_host_events(dev, &events)) {
193bfeba017SMoritz Fischer debug("%s: Could not read host events\n", __func__);
194bfeba017SMoritz Fischer return 1;
195bfeba017SMoritz Fischer }
196bfeba017SMoritz Fischer printf("0x%08x\n", events);
197bfeba017SMoritz Fischer } else if (0 == strcmp("clrevents", cmd)) {
198bfeba017SMoritz Fischer uint32_t events = 0x7fffffff;
199bfeba017SMoritz Fischer
200bfeba017SMoritz Fischer if (argc >= 3)
201bfeba017SMoritz Fischer events = simple_strtol(argv[2], NULL, 0);
202bfeba017SMoritz Fischer
203bfeba017SMoritz Fischer if (cros_ec_clear_host_events(dev, events)) {
204bfeba017SMoritz Fischer debug("%s: Could not clear host events\n", __func__);
205bfeba017SMoritz Fischer return 1;
206bfeba017SMoritz Fischer }
207bfeba017SMoritz Fischer } else if (0 == strcmp("read", cmd)) {
208bfeba017SMoritz Fischer ret = do_read_write(dev, 0, argc, argv);
209bfeba017SMoritz Fischer if (ret > 0)
210bfeba017SMoritz Fischer return CMD_RET_USAGE;
211bfeba017SMoritz Fischer } else if (0 == strcmp("write", cmd)) {
212bfeba017SMoritz Fischer ret = do_read_write(dev, 1, argc, argv);
213bfeba017SMoritz Fischer if (ret > 0)
214bfeba017SMoritz Fischer return CMD_RET_USAGE;
215bfeba017SMoritz Fischer } else if (0 == strcmp("erase", cmd)) {
216bfeba017SMoritz Fischer int region = cros_ec_decode_region(argc - 2, argv + 2);
217bfeba017SMoritz Fischer uint32_t offset, size;
218bfeba017SMoritz Fischer
219bfeba017SMoritz Fischer if (region == -1)
220bfeba017SMoritz Fischer return CMD_RET_USAGE;
221bfeba017SMoritz Fischer if (cros_ec_flash_offset(dev, region, &offset, &size)) {
222bfeba017SMoritz Fischer debug("%s: Could not read region info\n", __func__);
223bfeba017SMoritz Fischer ret = -1;
224bfeba017SMoritz Fischer } else {
225bfeba017SMoritz Fischer ret = cros_ec_flash_erase(dev, offset, size);
226bfeba017SMoritz Fischer if (ret) {
227bfeba017SMoritz Fischer debug("%s: Could not erase region\n",
228bfeba017SMoritz Fischer __func__);
229bfeba017SMoritz Fischer }
230bfeba017SMoritz Fischer }
231bfeba017SMoritz Fischer } else if (0 == strcmp("regioninfo", cmd)) {
232bfeba017SMoritz Fischer int region = cros_ec_decode_region(argc - 2, argv + 2);
233bfeba017SMoritz Fischer uint32_t offset, size;
234bfeba017SMoritz Fischer
235bfeba017SMoritz Fischer if (region == -1)
236bfeba017SMoritz Fischer return CMD_RET_USAGE;
237bfeba017SMoritz Fischer ret = cros_ec_flash_offset(dev, region, &offset, &size);
238bfeba017SMoritz Fischer if (ret) {
239bfeba017SMoritz Fischer debug("%s: Could not read region info\n", __func__);
240bfeba017SMoritz Fischer } else {
241bfeba017SMoritz Fischer printf("Region: %s\n", region == EC_FLASH_REGION_RO ?
242bfeba017SMoritz Fischer "RO" : "RW");
243bfeba017SMoritz Fischer printf("Offset: %x\n", offset);
244bfeba017SMoritz Fischer printf("Size: %x\n", size);
245bfeba017SMoritz Fischer }
246bfeba017SMoritz Fischer } else if (0 == strcmp("flashinfo", cmd)) {
247bfeba017SMoritz Fischer struct ec_response_flash_info p;
248bfeba017SMoritz Fischer
249bfeba017SMoritz Fischer ret = cros_ec_read_flashinfo(dev, &p);
250bfeba017SMoritz Fischer if (!ret) {
251bfeba017SMoritz Fischer printf("Flash size: %u\n", p.flash_size);
252bfeba017SMoritz Fischer printf("Write block size: %u\n", p.write_block_size);
253bfeba017SMoritz Fischer printf("Erase block size: %u\n", p.erase_block_size);
254bfeba017SMoritz Fischer }
255bfeba017SMoritz Fischer } else if (0 == strcmp("vbnvcontext", cmd)) {
256bfeba017SMoritz Fischer uint8_t block[EC_VBNV_BLOCK_SIZE];
257bfeba017SMoritz Fischer char buf[3];
258bfeba017SMoritz Fischer int i, len;
259bfeba017SMoritz Fischer unsigned long result;
260bfeba017SMoritz Fischer
261bfeba017SMoritz Fischer if (argc <= 2) {
2626322a7b6SSimon Glass ret = cros_ec_read_nvdata(dev, block,
2636322a7b6SSimon Glass EC_VBNV_BLOCK_SIZE);
264bfeba017SMoritz Fischer if (!ret) {
265bfeba017SMoritz Fischer printf("vbnv_block: ");
266bfeba017SMoritz Fischer for (i = 0; i < EC_VBNV_BLOCK_SIZE; i++)
267bfeba017SMoritz Fischer printf("%02x", block[i]);
268bfeba017SMoritz Fischer putc('\n');
269bfeba017SMoritz Fischer }
270bfeba017SMoritz Fischer } else {
271bfeba017SMoritz Fischer /*
272bfeba017SMoritz Fischer * TODO(clchiou): Move this to a utility function as
273bfeba017SMoritz Fischer * cmd_spi might want to call it.
274bfeba017SMoritz Fischer */
275bfeba017SMoritz Fischer memset(block, 0, EC_VBNV_BLOCK_SIZE);
276bfeba017SMoritz Fischer len = strlen(argv[2]);
277bfeba017SMoritz Fischer buf[2] = '\0';
278bfeba017SMoritz Fischer for (i = 0; i < EC_VBNV_BLOCK_SIZE; i++) {
279bfeba017SMoritz Fischer if (i * 2 >= len)
280bfeba017SMoritz Fischer break;
281bfeba017SMoritz Fischer buf[0] = argv[2][i * 2];
282bfeba017SMoritz Fischer if (i * 2 + 1 >= len)
283bfeba017SMoritz Fischer buf[1] = '0';
284bfeba017SMoritz Fischer else
285bfeba017SMoritz Fischer buf[1] = argv[2][i * 2 + 1];
286bfeba017SMoritz Fischer strict_strtoul(buf, 16, &result);
287bfeba017SMoritz Fischer block[i] = result;
288bfeba017SMoritz Fischer }
2896322a7b6SSimon Glass ret = cros_ec_write_nvdata(dev, block,
2906322a7b6SSimon Glass EC_VBNV_BLOCK_SIZE);
291bfeba017SMoritz Fischer }
292bfeba017SMoritz Fischer if (ret) {
293bfeba017SMoritz Fischer debug("%s: Could not %s VbNvContext\n", __func__,
294bfeba017SMoritz Fischer argc <= 2 ? "read" : "write");
295bfeba017SMoritz Fischer }
296bfeba017SMoritz Fischer } else if (0 == strcmp("test", cmd)) {
297bfeba017SMoritz Fischer int result = cros_ec_test(dev);
298bfeba017SMoritz Fischer
299bfeba017SMoritz Fischer if (result)
300bfeba017SMoritz Fischer printf("Test failed with error %d\n", result);
301bfeba017SMoritz Fischer else
302bfeba017SMoritz Fischer puts("Test passed\n");
303bfeba017SMoritz Fischer } else if (0 == strcmp("version", cmd)) {
304bfeba017SMoritz Fischer struct ec_response_get_version *p;
305bfeba017SMoritz Fischer char *build_string;
306bfeba017SMoritz Fischer
307bfeba017SMoritz Fischer ret = cros_ec_read_version(dev, &p);
308bfeba017SMoritz Fischer if (!ret) {
309bfeba017SMoritz Fischer /* Print versions */
310bfeba017SMoritz Fischer printf("RO version: %1.*s\n",
311bfeba017SMoritz Fischer (int)sizeof(p->version_string_ro),
312bfeba017SMoritz Fischer p->version_string_ro);
313bfeba017SMoritz Fischer printf("RW version: %1.*s\n",
314bfeba017SMoritz Fischer (int)sizeof(p->version_string_rw),
315bfeba017SMoritz Fischer p->version_string_rw);
316bfeba017SMoritz Fischer printf("Firmware copy: %s\n",
317bfeba017SMoritz Fischer (p->current_image <
318bfeba017SMoritz Fischer ARRAY_SIZE(ec_current_image_name) ?
319bfeba017SMoritz Fischer ec_current_image_name[p->current_image] :
320bfeba017SMoritz Fischer "?"));
321bfeba017SMoritz Fischer ret = cros_ec_read_build_info(dev, &build_string);
322bfeba017SMoritz Fischer if (!ret)
323bfeba017SMoritz Fischer printf("Build info: %s\n", build_string);
324bfeba017SMoritz Fischer }
325bfeba017SMoritz Fischer } else if (0 == strcmp("ldo", cmd)) {
326bfeba017SMoritz Fischer uint8_t index, state;
327bfeba017SMoritz Fischer char *endp;
328bfeba017SMoritz Fischer
329bfeba017SMoritz Fischer if (argc < 3)
330bfeba017SMoritz Fischer return CMD_RET_USAGE;
331bfeba017SMoritz Fischer index = simple_strtoul(argv[2], &endp, 10);
332bfeba017SMoritz Fischer if (*argv[2] == 0 || *endp != 0)
333bfeba017SMoritz Fischer return CMD_RET_USAGE;
334bfeba017SMoritz Fischer if (argc > 3) {
335bfeba017SMoritz Fischer state = simple_strtoul(argv[3], &endp, 10);
336bfeba017SMoritz Fischer if (*argv[3] == 0 || *endp != 0)
337bfeba017SMoritz Fischer return CMD_RET_USAGE;
3386322a7b6SSimon Glass ret = cros_ec_set_ldo(dev, index, state);
339bfeba017SMoritz Fischer } else {
3406322a7b6SSimon Glass ret = cros_ec_get_ldo(dev, index, &state);
341bfeba017SMoritz Fischer if (!ret) {
342bfeba017SMoritz Fischer printf("LDO%d: %s\n", index,
343bfeba017SMoritz Fischer state == EC_LDO_STATE_ON ?
344bfeba017SMoritz Fischer "on" : "off");
345bfeba017SMoritz Fischer }
346bfeba017SMoritz Fischer }
347bfeba017SMoritz Fischer
348bfeba017SMoritz Fischer if (ret) {
349bfeba017SMoritz Fischer debug("%s: Could not access LDO%d\n", __func__, index);
350bfeba017SMoritz Fischer return ret;
351bfeba017SMoritz Fischer }
352bfeba017SMoritz Fischer } else {
353bfeba017SMoritz Fischer return CMD_RET_USAGE;
354bfeba017SMoritz Fischer }
355bfeba017SMoritz Fischer
356bfeba017SMoritz Fischer if (ret < 0) {
357bfeba017SMoritz Fischer printf("Error: CROS-EC command failed (error %d)\n", ret);
358bfeba017SMoritz Fischer ret = 1;
359bfeba017SMoritz Fischer }
360bfeba017SMoritz Fischer
361bfeba017SMoritz Fischer return ret;
362bfeba017SMoritz Fischer }
363bfeba017SMoritz Fischer
364bfeba017SMoritz Fischer U_BOOT_CMD(
365bfeba017SMoritz Fischer crosec, 6, 1, do_cros_ec,
366bfeba017SMoritz Fischer "CROS-EC utility command",
367bfeba017SMoritz Fischer "init Re-init CROS-EC (done on startup automatically)\n"
368bfeba017SMoritz Fischer "crosec id Read CROS-EC ID\n"
369bfeba017SMoritz Fischer "crosec info Read CROS-EC info\n"
370bfeba017SMoritz Fischer "crosec curimage Read CROS-EC current image\n"
371bfeba017SMoritz Fischer "crosec hash Read CROS-EC hash\n"
372bfeba017SMoritz Fischer "crosec reboot [rw | ro | cold] Reboot CROS-EC\n"
373bfeba017SMoritz Fischer "crosec events Read CROS-EC host events\n"
374bfeba017SMoritz Fischer "crosec clrevents [mask] Clear CROS-EC host events\n"
375bfeba017SMoritz Fischer "crosec regioninfo <ro|rw> Read image info\n"
376bfeba017SMoritz Fischer "crosec flashinfo Read flash info\n"
377bfeba017SMoritz Fischer "crosec erase <ro|rw> Erase EC image\n"
378bfeba017SMoritz Fischer "crosec read <ro|rw> <addr> [<size>] Read EC image\n"
379bfeba017SMoritz Fischer "crosec write <ro|rw> <addr> [<size>] Write EC image\n"
380bfeba017SMoritz Fischer "crosec vbnvcontext [hexstring] Read [write] VbNvContext from EC\n"
381bfeba017SMoritz Fischer "crosec ldo <idx> [<state>] Switch/Read LDO state\n"
382bfeba017SMoritz Fischer "crosec test run tests on cros_ec\n"
383bfeba017SMoritz Fischer "crosec version Read CROS-EC version"
384bfeba017SMoritz Fischer );
385