Support the iotrace feature for sandbox, and enable it, using some dummy I/O access methods.
Signed-off-by: Simon Glass sjg@chromium.org ---
Changes in v5: None Changes in v4: - Correct typo in CONFIG_CMD_IOTRACE
Changes in v3: None Changes in v2: - Add a new patch to enable iotrace for sandbox
arch/sandbox/include/asm/io.h | 10 ++++++++++ include/configs/sandbox.h | 3 +++ 2 files changed, 13 insertions(+)
diff --git a/arch/sandbox/include/asm/io.h b/arch/sandbox/include/asm/io.h index 7956041..895fcb8 100644 --- a/arch/sandbox/include/asm/io.h +++ b/arch/sandbox/include/asm/io.h @@ -40,4 +40,14 @@ static inline void unmap_sysmem(const void *vaddr) /* Map from a pointer to our RAM buffer */ phys_addr_t map_to_sysmem(const void *ptr);
+/* Define nops for sandbox I/O access */ +#define readb(addr) 0 +#define readw(addr) 0 +#define readl(addr) 0 +#define writeb(v, addr) +#define writew(v, addr) +#define writel(v, addr) + +#include <iotrace.h> + #endif diff --git a/include/configs/sandbox.h b/include/configs/sandbox.h index 6bb2546..fdc8b75 100644 --- a/include/configs/sandbox.h +++ b/include/configs/sandbox.h @@ -16,6 +16,9 @@
#endif
+#define CONFIG_IO_TRACE +#define CONFIG_CMD_IOTRACE + #define CONFIG_SYS_TIMER_RATE 1000000
#define CONFIG_BOOTSTAGE