Mirror/ardupilot
5
0
Fork 0
mirror of https://github.com/ArduPilot/ardupilot synced 2025-01-10 09:58:28 -04:00
Code Issues Packages Projects Releases Wiki Activity

HAL_ChibiOS: make not having bus lock a soft error

Browse Source 
this is nicer for driver developers
This commit is contained in:
Andrew Tridgell 2018-02-09 09:54:31 +11:00
parent abd659212e
commit 9301e4888a
2 changed files with 5 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
libraries/AP_HAL_ChibiOS/I2CDevice.cpp
View File

@ -160,7 +160,7 @@ bool I2CDevice::transfer(const uint8_t *send, uint32_t send_len,
uint8_t *recv, uint32_t recv_len)
{
if (!bus.semaphore.check_owner()) {
hal.console->printf("ERR: I2C transfer by non-owner\n");
hal.console->printf("I2C: not owner of 0x%x\n", (unsigned)get_bus_id());
return false;
}

5
libraries/AP_HAL_ChibiOS/SPIDevice.cpp
View File

@ -196,7 +196,10 @@ uint16_t SPIDevice::derive_freq_flag(uint32_t _frequency)
bool SPIDevice::transfer(const uint8_t *send, uint32_t send_len,
uint8_t *recv, uint32_t recv_len)
{
bus.semaphore.assert_owner();
if (!bus.semaphore.check_owner()) {
hal.console->printf("SPI: not owner of 0x%x\n", unsigned(get_bus_id()));
return false;
}
if (send_len == recv_len && send == recv) {
// simplest cases, needed for DMA
do_transfer(send, recv, recv_len);