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esp32: ets_update_cpu_frequency should set tick scale for both CPUs

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This commit is contained in:
Ivan Grokhotkov
2017-01-05 22:55:38 +08:00
parent ded13ac8e6
commit 1cbc2fa046
3 changed files with 69 additions and 1 deletions
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8
components/esp32/cpu_freq.c
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@@ -13,6 +13,7 @@
// limitations under the License.
#include <stdint.h>
#include "esp_attr.h"
#include "rom/ets_sys.h"
#include "rom/uart.h"
#include "sdkconfig.h"
@@ -66,3 +67,10 @@ void esp_set_cpu_freq(void)
ets_update_cpu_frequency(freq_mhz);
}
void IRAM_ATTR ets_update_cpu_frequency(uint32_t ticks_per_us)
{
extern uint32_t g_ticks_per_us_pro; // g_ticks_us defined in ROM for PRO CPU
extern uint32_t g_ticks_per_us_app; // same defined for APP CPU
g_ticks_per_us_pro = ticks_per_us;
g_ticks_per_us_app = ticks_per_us;
}