initial releasecm-13.0

1 files changed, 80 insertions, 0 deletions

diff --git a/kernel-headers/sync_write.h b/kernel-headers/sync_write.h
new file mode 100644
index 0000000..e4c6e85
--- /dev/null
+++ b/kernel-headers/sync_write.h
@@ -0,0 +1,80 @@
+#ifndef __MT65XX_SYNC_WRITE_H__
+#define __MT65XX_SYNC_WRITE_H__
+
+#define mt_reg_sync_writel(v, a)        mt65xx_reg_sync_writel(v, a)
+#define mt_reg_sync_writew(v, a)        mt65xx_reg_sync_writew(v, a)
+#define mt_reg_sync_writeb(v, a)        mt65xx_reg_sync_writeb(v, a)
+
+#if defined(__KERNEL__)
+
+#include <linux/io.h>
+#include <asm/cacheflush.h>
+#include <asm/system.h>
+
+/*
+ * Define macros.
+ */
+
+#define mt65xx_reg_sync_writel(v, a) \
+        do {    \
+            writel((v), (a));   \
+            dsb();  \
+        } while (0)
+
+#define mt65xx_reg_sync_writew(v, a) \
+        do {    \
+            writew((v), (a));   \
+            dsb();  \
+        } while (0)
+
+#define mt65xx_reg_sync_writeb(v, a) \
+        do {    \
+            writeb((v), (a));   \
+            dsb();  \
+        } while (0)
+
+#else   /* __KERNEL__ */
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <string.h>
+
+#define dsb()   \
+        do {    \
+            __asm__ __volatile__ ("dsb sy" : : : "memory"); \
+        } while (0)
+
+#define outer_sync()    \
+        do {    \
+            int fd; \
+            char buf[] = "1";   \
+            fd = open("/sys/bus/platform/drivers/outercache/outer_sync", O_WRONLY); \
+            if (fd != -1) {  \
+                write(fd, buf, strlen(buf)); \
+                close(fd); \
+            }   \
+        } while (0)
+
+#define mt65xx_reg_sync_writel(v, a) \
+        do {    \
+            *(volatile unsigned int *)(a) = (v);    \
+            dsb(); \
+        } while (0)
+
+#define mt65xx_reg_sync_writew(v, a) \
+        do {    \
+            *(volatile unsigned short *)(a) = (v);    \
+            dsb(); \
+        } while (0)
+
+#define mt65xx_reg_sync_writeb(v, a) \
+        do {    \
+            *(volatile unsigned char *)(a) = (v);    \
+            dsb(); \
+        } while (0)
+
+#endif  /* __KERNEL__ */
+
+#endif  /* !__MT65XX_SYNC_WRITE_H__ */