Add arch_lmb_reserve() implemented using arch_lmb_reserve_generic(). It is rather likely this architecture also needs to cover U-Boot with LMB before booting Linux.
Signed-off-by: Marek Vasut <marek.vasut+rene...@gmail.com> Cc: Chris Zankel <ch...@zankel.net> Cc: Simon Goldschmidt <simon.k.r.goldschm...@gmail.com> Cc: Tom Rini <tr...@konsulko.com> --- arch/xtensa/lib/bootm.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/xtensa/lib/bootm.c b/arch/xtensa/lib/bootm.c index bb1e2886ab..277af18168 100644 --- a/arch/xtensa/lib/bootm.c +++ b/arch/xtensa/lib/bootm.c @@ -197,3 +197,15 @@ int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images) return 1; } +static ulong get_sp(void) +{ + ulong ret; + + asm("mov %0, a1" : "=r"(ret) : ); + return ret; +} + +void arch_lmb_reserve(struct lmb *lmb) +{ + arch_lmb_reserve_generic(lmb, get_sp(), gd->ram_top, 4096); +} -- 2.30.2