diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/shared/bootloader/misc.c')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/shared/bootloader/misc.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/c/src/lib/libbsp/powerpc/shared/bootloader/misc.c b/c/src/lib/libbsp/powerpc/shared/bootloader/misc.c index 88b7528fca..bd9d61baa2 100644 --- a/c/src/lib/libbsp/powerpc/shared/bootloader/misc.c +++ b/c/src/lib/libbsp/powerpc/shared/bootloader/misc.c @@ -233,6 +233,21 @@ void decompress_kernel(int kernel_size, void * zimage_start, int len, codemove(bd->load_address, initrd_start, initrd_len, bd->cache_lsize); } +static int ticks_per_ms=0; + +/* this is from rtems_bsp_delay from libcpu */ +void +boot_udelay(unsigned32 _microseconds) +{ + unsigned32 start, ticks, now; + + ticks = _microseconds * ticks_per_ms / 1000; + CPU_Get_timebase_low( start ); + do { + CPU_Get_timebase_low( now ); + } while (now - start < ticks); +} + void setup_hw(void) { @@ -402,7 +417,7 @@ setup_hw(void) } break; /* Exit 'timer' loop */ } - udelay(1000); /* 1 msec */ + boot_udelay(1000); /* 1 msec */ } *cp = 0; } |