diff options
Diffstat (limited to 'src/soc/amd/picasso/psp_verstage/include/arch/io.h')
| -rw-r--r-- | src/soc/amd/picasso/psp_verstage/include/arch/io.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/soc/amd/picasso/psp_verstage/include/arch/io.h b/src/soc/amd/picasso/psp_verstage/include/arch/io.h new file mode 100644 index 0000000000..efa128b25c --- /dev/null +++ b/src/soc/amd/picasso/psp_verstage/include/arch/io.h @@ -0,0 +1,21 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef __ARCH_IO_H__ +#define __ARCH_IO_H__ + +#include <stdint.h> + +u8 io_read8(u16 reg); +void io_write8(u16 reg, u8 value); + +static inline void outb(uint8_t value, uint16_t port) +{ + io_write8(port, value); +} + +static inline uint8_t inb(uint16_t port) +{ + return io_read8(port); +} + +#endif |