ramips: lzma-loader: use virtual memory segments for uart base address

[openwrt/staging/pepe2k.git] / target / linux / ramips / image / lzma-loader / src / board.c

diff --git a/target/linux/ramips/image/lzma-loader/src/board.c b/target/linux/ramips/image/lzma-loader/src/board.c
index ae9da380738b900cd2994facc94dc8c81d2410a0..050ef695f9a49e9730d6c28c171c4eff75e8fcc3 100644 (file)
--- a/target/linux/ramips/image/lzma-loader/src/board.c
+++ b/target/linux/ramips/image/lzma-loader/src/board.c
@@ -11,19 +11,33 @@
  */
 
 #include <stdint.h>
+#include <stddef.h>
+
+#define KSEG0                  0x80000000
+#define KSEG1                  0xa0000000
+
+#define _ATYPE_                __PTRDIFF_TYPE__
+#define _ATYPE32_              int
+
+#define _ACAST32_              (_ATYPE_)(_ATYPE32_)
+
+#define CPHYSADDR(a)           ((_ACAST32_(a)) & 0x1fffffff)
+
+#define KSEG0ADDR(a)           (CPHYSADDR(a) | KSEG0)
+#define KSEG1ADDR(a)           (CPHYSADDR(a) | KSEG1)
 
 #if defined(SOC_MT7620) || defined(SOC_RT3883)
-#define UART_BASE                      0xb0000c00
+#define UART_BASE                      KSEG1ADDR(0x10000c00)
 #define UART_THR                       (UART_BASE + 0x04)
 #define UART_LSR                       (UART_BASE + 0x1c)
 #define UART_LSR_THRE_MASK     0x40
 #elif defined(SOC_MT7621)
-#define UART_BASE                      0xbe000c00
+#define UART_BASE                      KSEG1ADDR(0x1e000c00)
 #define UART_THR                       (UART_BASE + 0x00)
 #define UART_LSR                       (UART_BASE + 0x14)
 #define UART_LSR_THRE_MASK     0x20
 #elif defined(SOC_RT305X)
-#define UART_BASE                      0x10000500
+#define UART_BASE                      KSEG1ADDR(0x10000500)
 #define UART_THR                       (UART_BASE + 0x04)
 #define UART_LSR                       (UART_BASE + 0x1c)
 #define UART_LSR_THRE_MASK     0x20