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sandbox: Support iotrace feature 

Support the iotrace feature for sandbox, and enable it, using some dummy
I/O access methods.

Signed-off-by: Simon Glass <sjg@chromium.org>
utp
Simon Glass 2014-06-11 23:29:43 -06:00
parent ad827e1649
commit 42d3b29d9e
2 changed files with 13 additions and 0 deletions
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10
arch/sandbox/include/asm/io.h
View File

@ -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

3
include/configs/sandbox.h
View File

@ -16,6 +16,9 @@
#endif
#define CONFIG_IO_TRACE
#define CONFIG_CMD_IOTRACE
#define CONFIG_SYS_TIMER_RATE 1000000
#define CONFIG_BOOTSTAGE