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add legacy reset line support (#2625) 

* add legacy reset line support

* clean up names

Co-authored-by: Comma Device <device@comma.ai>
albatross
robbederks 2020-11-26 14:37:07 +01:00 committed by GitHub
parent 54afae7147
commit 57cd8c38b7
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 18 additions and 4 deletions
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16
selfdrive/boardd/panda.cc
View File

@ -9,18 +9,30 @@
#include "panda.h"
#ifdef QCOM2
bool is_legacy_panda_reset() {
FILE *file = fopen("/persist/LEGACY_PANDA_RESET", "r");
if(file) {
fclose(file);
}
return (file != NULL);
}
#endif
void panda_set_power(bool power){
#ifdef QCOM2
int err = 0;
bool is_legacy = is_legacy_panda_reset();
err += gpio_init(GPIO_STM_RST_N, true);
err += gpio_init(GPIO_STM_BOOT0, true);
err += gpio_set(GPIO_STM_RST_N, false);
err += gpio_set(GPIO_STM_RST_N, is_legacy ? false : true);
err += gpio_set(GPIO_STM_BOOT0, false);
usleep(100*1000); // 100 ms
err += gpio_set(GPIO_STM_RST_N, power);
err += gpio_set(GPIO_STM_RST_N, is_legacy ? power : (!power));
assert(err == 0);
#endif
}

6
selfdrive/pandad.py
View File

@ -8,6 +8,8 @@ from common.gpio import GPIO_HUB_RST_N, GPIO_STM_BOOT0, GPIO_STM_RST_N, gpio_ini
from panda import BASEDIR, Panda, PandaDFU, build_st
from selfdrive.swaglog import cloudlog
def is_legacy_panda_reset():
return os.path.isfile("/persist/LEGACY_PANDA_RESET")
def set_panda_power(power=True):
if not TICI:
@ -16,12 +18,12 @@ def set_panda_power(power=True):
gpio_init(GPIO_STM_RST_N, True)
gpio_init(GPIO_STM_BOOT0, True)
gpio_set(GPIO_STM_RST_N, False)
gpio_set(GPIO_STM_RST_N, False if is_legacy_panda_reset() else True)
gpio_set(GPIO_HUB_RST_N, True)
time.sleep(0.1)
gpio_set(GPIO_STM_RST_N, power)
gpio_set(GPIO_STM_RST_N, power if is_legacy_panda_reset() else (not power))
def get_firmware_fn():