Commit graph

3 commits

Author SHA1 Message Date
zhangyuan29
dcea1b90e7 arch_atomic: only support atomic_xx and atomic64_xx function
Modify the kernel to use only atomic_xx and atomic64_xx interfaces,
avoiding the use of sizeof or typeof to determine the type of
atomic operations, thereby simplifying the kernel's atomic
interface operations.

Signed-off-by: zhangyuan29 <zhangyuan29@xiaomi.com>
2024-12-04 14:03:14 +01:00
Alin Jerpelea
286d37026c drivers: migrate to SPDX identifier
Most tools used for compliance and SBOM generation use SPDX identifiers
This change brings us a step closer to an easy SBOM generation.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
2024-11-06 18:02:25 +08:00
yinshengkai
1d8e69700f drivers/serial: add ram uart driver
It uses the memory block as the serial communication medium, which can communicate between different processes or different CPUs

Using the following configuration, the cross-core communication rate of 200MHz cortex-M55 is about 461KB/s
RAM_UART_BUFSIZE=1024
RAM_UART_POLLING_INTERVAL=100

Signed-off-by: yinshengkai <yinshengkai@xiaomi.com>
2023-09-19 09:41:07 +08:00