On 4/18/24 8:24 PM, Patrick DELAUNAY wrote:
Hi,
Hi,
[...]
@@ -136,6 +140,18 @@ static void security_init(void)
*/
writel(0x0, TAMP_CR1);
+ /*
+ * TAMP: Configure non-zero secure protection settings. This is
+ * checked by BootROM function 35ac on OTP-CLOSED device dur
Hi,
On 4/15/24 14:55, Marek Vasut wrote:
In case of an OTP-CLOSED STM32MP15xx system, the CPU core 1 cannot be
released from endless loop in BootROM only by populating TAMP BKPxR 4
and 5 with magic and branch address and sending SGI0 interrupt from
core 0 to core 1 twice. TAMP_SMCR BKP..PROT fie
In case of an OTP-CLOSED STM32MP15xx system, the CPU core 1 cannot be
released from endless loop in BootROM only by populating TAMP BKPxR 4
and 5 with magic and branch address and sending SGI0 interrupt from
core 0 to core 1 twice. TAMP_SMCR BKP..PROT fields must be initialized
as well to release t
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