diff options
Diffstat (limited to 'common/cmd_boot.c')
| -rw-r--r-- | common/cmd_boot.c | 40 |
1 files changed, 26 insertions, 14 deletions
diff --git a/common/cmd_boot.c b/common/cmd_boot.c index e68f16f9d..9d4f02659 100644 --- a/common/cmd_boot.c +++ b/common/cmd_boot.c @@ -32,6 +32,23 @@ DECLARE_GLOBAL_DATA_PTR; #endif +static inline void go_setup(int argc, char *argv[]) +{ +#if defined(CONFIG_I386) + /* + * x86 does not use a dedicated register to pass the pointer + * to the global_data + */ + argv[0] = (char *)gd; + +#elif defined(CONFIG_BLACKFIN) + if (dcache_status ()) + dcache_disable (); + if (icache_status ()) + icache_disable (); +#endif +} + int do_go (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { ulong addr, rc; @@ -46,25 +63,20 @@ int do_go (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) printf ("## Starting application at 0x%08lX ...\n", addr); + go_setup(argc, argv); + +#if defined(CONFIG_NIOS) /* - * pass address parameter as argv[0] (aka command name), - * and all remaining args - */ -#if defined(CONFIG_I386) - /* - * x86 does not use a dedicated register to pass the pointer - * to the global_data + * Nios function pointers are address >> 1 */ - argv[0] = (char *)gd; + addr >>= 1; #endif -#if !defined(CONFIG_NIOS) - rc = ((ulong (*)(int, char *[]))addr) (--argc, &argv[1]); -#else + /* - * Nios function pointers are address >> 1 + * pass address parameter as argv[0] (aka command name), + * and all remaining args */ - rc = ((ulong (*)(int, char *[]))(addr>>1)) (--argc, &argv[1]); -#endif + rc = ((ulong (*)(int, char *[]))addr) (--argc, &argv[1]); if (rc != 0) rcode = 1; printf ("## Application terminated, rc = 0x%lX\n", rc); |