There's no good excuse for running with caches disabled on AArch64, so let's just move the vexpress64 target to enable the MMU and run with caches on.
Signed-off-by: Alexander Graf <ag...@suse.de> --- v1 -> v2: - Move tables to .c file --- board/armltd/vexpress64/vexpress64.c | 21 +++++++++++++++++++++ include/configs/vexpress_aemv8a.h | 6 +++--- 2 files changed, 24 insertions(+), 3 deletions(-) diff --git a/board/armltd/vexpress64/vexpress64.c b/board/armltd/vexpress64/vexpress64.c index 6efc8c1..973b579 100644 --- a/board/armltd/vexpress64/vexpress64.c +++ b/board/armltd/vexpress64/vexpress64.c @@ -14,6 +14,7 @@ #include <dm/platdata.h> #include <dm/platform_data/serial_pl01x.h> #include "pcie.h" +#include <asm/armv8/mmu.h> DECLARE_GLOBAL_DATA_PTR; @@ -28,6 +29,26 @@ U_BOOT_DEVICE(vexpress_serials) = { .platdata = &serial_platdata, }; +static struct mm_region vexpress64_mem_map[] = { + { + .base = 0x0UL, + .size = 0x80000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN + }, { + .base = 0x80000000UL, + .size = 0xff80000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | + PTE_BLOCK_INNER_SHARE + }, { + /* List terminator */ + 0, + } +}; + +struct mm_region *mem_map = vexpress64_mem_map; + /* This function gets replaced by platforms supporting PCIe. * The replacement function, eg. on Juno, initialises the PCIe bus. */ diff --git a/include/configs/vexpress_aemv8a.h b/include/configs/vexpress_aemv8a.h index 133041b..ddb9848 100644 --- a/include/configs/vexpress_aemv8a.h +++ b/include/configs/vexpress_aemv8a.h @@ -19,9 +19,9 @@ #define CONFIG_SUPPORT_RAW_INITRD -/* Cache Definitions */ -#define CONFIG_SYS_DCACHE_OFF -#define CONFIG_SYS_ICACHE_OFF +/* MMU Definitions */ +#define CONFIG_SYS_CACHELINE_SIZE 64 +#define CONFIG_SYS_FULL_VA #define CONFIG_IDENT_STRING " vexpress_aemv8a" #define CONFIG_BOOTP_VCI_STRING "U-Boot.armv8.vexpress_aemv8a" -- 1.8.5.6 _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot