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kinetis:Add MCU version decoding

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This commit is contained in:
David Sidrane
2018-07-24 12:13:12 -07:00
committed by Daniel Agar
parent f0c981312f
commit d466a09708
1 changed files with 11 additions and 9 deletions
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src/drivers/boards/common/kinetis/board_mcu_version.c
+11 -9
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@@ -40,20 +40,22 @@
#include <px4_config.h>
#include <px4_defines.h>
/* Define any issues with the Silicon as lines separated by \n
* omitting the last \n
*/
#define ERRATA "This code is not finished yet!"
#include "up_arch.h"
#include "chip/kinetis_sim.h"
#define CHIP_TAG "Kinetis K??"
#define CHIP_TAG_LEN sizeof(CHIP_TAG)-1
int board_mcu_version(char *rev, const char **revstr, const char **errata)
{
*rev = '?';
*revstr = "Kinetis K??";
uint32_t sim_sdid = getreg32(KINETIS_SIM_SDID);
static char chip[sizeof(CHIP_TAG)] = CHIP_TAG;
if (errata) {
*errata = ERRATA;
}
chip[CHIP_TAG_LEN - 2] = '0' + ((sim_sdid & SIM_SDID_FAMILYID_MASK) >> SIM_SDID_FAMILYID_SHIFT);
chip[CHIP_TAG_LEN - 1] = '0' + ((sim_sdid & SIM_SDID_SUBFAMID_MASK) >> SIM_SDID_SUBFAMID_SHIFT);
*revstr = chip;
*rev = '0' + ((sim_sdid & SIM_SDID_REVID_MASK) >> SIM_SDID_REVID_SHIFT);
*errata = NULL;
return 0;
}