Message ID | 1439825324-32224-1-git-send-email-sjg@chromium.org |
---|---|
State | Accepted |
Delegated to: | Tom Rini |
Headers | show |
On Mon, Aug 17, 2015 at 09:28:44AM -0600, Simon Glass wrote: > This causes widespread breakage due to the operation of the low-level code > in crt0.S and cro0_64.S for ARM at least. > > The fix is not complicated but it seems safer to revert this for now. > > This reverts commit 2afddae07523f23f77acd066ad1719f53d289f98. > Signed-off-by: Simon Glass <sjg@chromium.org> Applied to u-boot/master, thanks!
On Tue, Aug 18, 2015 at 3:53 AM, Tom Rini <trini@konsulko.com> wrote: > On Mon, Aug 17, 2015 at 09:28:44AM -0600, Simon Glass wrote: > >> This causes widespread breakage due to the operation of the low-level code >> in crt0.S and cro0_64.S for ARM at least. >> >> The fix is not complicated but it seems safer to revert this for now. Might it be useful to align gd on the cache line boundary? >> >> This reverts commit 2afddae07523f23f77acd066ad1719f53d289f98. >> Signed-off-by: Simon Glass <sjg@chromium.org> > > Applied to u-boot/master, thanks! > > -- > Tom > > _______________________________________________ > U-Boot mailing list > U-Boot@lists.denx.de > http://lists.denx.de/mailman/listinfo/u-boot >
Hi Sergei, On 18 August 2015 at 02:49, Sergei Temerkhanov <s.temerkhanov@gmail.com> wrote: > On Tue, Aug 18, 2015 at 3:53 AM, Tom Rini <trini@konsulko.com> wrote: >> On Mon, Aug 17, 2015 at 09:28:44AM -0600, Simon Glass wrote: >> >>> This causes widespread breakage due to the operation of the low-level code >>> in crt0.S and cro0_64.S for ARM at least. >>> >>> The fix is not complicated but it seems safer to revert this for now. > > Might it be useful to align gd on the cache line boundary? We could - I'm not sure how that would help? > >>> >>> This reverts commit 2afddae07523f23f77acd066ad1719f53d289f98. >>> Signed-off-by: Simon Glass <sjg@chromium.org> >> >> Applied to u-boot/master, thanks! Regards, Simon
diff --git a/common/board_f.c b/common/board_f.c index c959774..a2be577 100644 --- a/common/board_f.c +++ b/common/board_f.c @@ -499,7 +499,6 @@ static int setup_machine(void) static int reserve_global_data(void) { gd->start_addr_sp -= sizeof(gd_t); - gd->start_addr_sp &= ~0xf; gd->new_gd = (gd_t *)map_sysmem(gd->start_addr_sp, sizeof(gd_t)); debug("Reserving %zu Bytes for Global Data at: %08lx\n", sizeof(gd_t), gd->start_addr_sp); diff --git a/include/asm-generic/global_data.h b/include/asm-generic/global_data.h index cc369fc..2155265 100644 --- a/include/asm-generic/global_data.h +++ b/include/asm-generic/global_data.h @@ -99,8 +99,7 @@ typedef struct global_data { int pcidelay_done; #endif struct udevice *cur_serial_dev; /* current serial device */ - /* arch-specific data */ - struct arch_global_data arch __attribute__((aligned(16))); + struct arch_global_data arch; /* architecture-specific data */ } gd_t; #endif
This causes widespread breakage due to the operation of the low-level code in crt0.S and cro0_64.S for ARM at least. The fix is not complicated but it seems safer to revert this for now. This reverts commit 2afddae07523f23f77acd066ad1719f53d289f98. Signed-off-by: Simon Glass <sjg@chromium.org> --- common/board_f.c | 1 - include/asm-generic/global_data.h | 3 +-- 2 files changed, 1 insertion(+), 3 deletions(-)