Copy bios device functions to kernel

2023-09-04 14:31:55 -07:00
parent 791bffb248
commit a770d938de
12 changed files with 1071 additions and 0 deletions
--- a/sw/kernel/devices/spi.h
+++ b/sw/kernel/devices/spi.h
@@ -0,0 +1,12 @@
+#ifndef _SPI_H
+#define _SPI_H
+
+#include <stdint.h>
+
+void spi_select(uint8_t id);
+void spi_deselect(uint8_t id);
+uint8_t spi_read();
+void spi_write(uint8_t data);
+uint8_t spi_exchange(uint8_t data);
+
+#endif