Some archs like to have larger alignment for their global data. Use 16 bytes which suits all current archs.
Signed-off-by: Simon Glass sjg@chromium.org ---
Changes in v2: - Correct logic to round down instead of up
common/board_f.c | 1 + include/asm-generic/global_data.h | 2 +- 2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/common/board_f.c b/common/board_f.c index 8cca4de..74f77f1 100644 --- a/common/board_f.c +++ b/common/board_f.c @@ -499,6 +499,7 @@ 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 2155265..147f646 100644 --- a/include/asm-generic/global_data.h +++ b/include/asm-generic/global_data.h @@ -99,7 +99,7 @@ typedef struct global_data { int pcidelay_done; #endif struct udevice *cur_serial_dev; /* current serial device */ - struct arch_global_data arch; /* architecture-specific data */ + struct arch_global_data arch __aligned(16); /* arch-specific data */ } gd_t; #endif