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authorScott Shawcroft <scott@tannewt.org>2020-01-17 18:35:09 -0800
committerScott Shawcroft <scott@tannewt.org>2020-01-17 18:35:09 -0800
commit9f4ea2122a346040d3a82b90e8eaaf63f44b23ce (patch)
tree88afc0cf0aa99a0863b690c0798a4f8bf3f97bc1
parent7d8dac9211dab92d750a0351335b4ad3fffc05e2 (diff)
teensy fixes
-rw-r--r--ports/mimxrt10xx/boards/teensy40/flash_config.c2
-rw-r--r--ports/mimxrt10xx/supervisor/port.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/ports/mimxrt10xx/boards/teensy40/flash_config.c b/ports/mimxrt10xx/boards/teensy40/flash_config.c
index a0661280b..c281d4541 100644
--- a/ports/mimxrt10xx/boards/teensy40/flash_config.c
+++ b/ports/mimxrt10xx/boards/teensy40/flash_config.c
@@ -68,7 +68,7 @@ const flexspi_nor_config_t qspiflash_config = {
.deviceType = kFlexSpiDeviceType_SerialNOR,
.sflashPadType = kSerialFlash_4Pads,
.serialClkFreq = kFlexSpiSerialClk_60MHz, // 03
- .sflashA1Size = 0x00200000,
+ .sflashA1Size = FLASH_SIZE,
.lookupTable =
{
// FLEXSPI_LUT_SEQ(cmd0, pad0, op0, cmd1, pad1, op1)
diff --git a/ports/mimxrt10xx/supervisor/port.c b/ports/mimxrt10xx/supervisor/port.c
index 555b78359..e141bc6b8 100644
--- a/ports/mimxrt10xx/supervisor/port.c
+++ b/ports/mimxrt10xx/supervisor/port.c
@@ -162,10 +162,10 @@ void SystemInitHook(void) {
// we can ignore 1/8th size chunks. So, we ignore the last 1MB using the subregion.
uint32_t remainder = (1u << (region_size + 1)) - filesystem_size;
uint32_t subregion_size = (1u << (region_size + 1)) / 8;
- uint16_t subregion_mask = 0xff00 >> (remainder / subregion_size);
+ uint8_t subregion_mask = (0xff00 >> (remainder / subregion_size)) & 0xff;
MPU->RBAR = ARM_MPU_RBAR(11, 0x60100000U);
- MPU->RASR = ARM_MPU_RASR(EXECUTION, ARM_MPU_AP_FULL, NORMAL, NOT_SHAREABLE, CACHEABLE, BUFFERABLE, (uint8_t) subregion_mask, region_size);
+ MPU->RASR = ARM_MPU_RASR(EXECUTION, ARM_MPU_AP_FULL, NORMAL, NOT_SHAREABLE, CACHEABLE, BUFFERABLE, subregion_mask, region_size);
// This the ITCM. Set it to read-only because we've loaded everything already and it's easy to
// accidentally write the wrong value to 0x00000000 (aka NULL).