fomu: initial commit

Signed-off-by: Sean Cross <sean@xobs.io>
2019-10-12 00:00:36 +08:00
parent 23df777b30
commit f152bed4b4
9 changed files with 1130 additions and 0 deletions
@@ -0,0 +1,33 @@
+#ifndef _HW_COMMON_H_
+#define _HW_COMMON_H_
+#include <stdint.h>
+static inline void csr_writeb(uint8_t value, uint32_t addr)
+{
+	*((volatile uint8_t *)addr) = value;
+}
+
+static inline uint8_t csr_readb(uint32_t addr)
+{
+	return *(volatile uint8_t *)addr;
+}
+
+static inline void csr_writew(uint16_t value, uint32_t addr)
+{
+	*((volatile uint16_t *)addr) = value;
+}
+
+static inline uint16_t csr_readw(uint32_t addr)
+{
+	return *(volatile uint16_t *)addr;
+}
+
+static inline void csr_writel(uint32_t value, uint32_t addr)
+{
+	*((volatile uint32_t *)addr) = value;
+}
+
+static inline uint32_t csr_readl(uint32_t addr)
+{
+	return *(volatile uint32_t *)addr;
+}
+#endif /* _HW_COMMON_H_ */