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| author | Ovidiu Panait <ovpanait@gmail.com> | 2023-03-11 19:38:38 +0200 |
|---|---|---|
| committer | Michal Simek <michal.simek@amd.com> | 2023-03-13 11:46:17 +0100 |
| commit | 7ac50f88f8a9374e5cb4bc2a88c002d02ef3c570 (patch) | |
| tree | 8f20ce54a3aeb76e6ff98c26c67921b7ec284ec0 /arch/microblaze | |
| parent | 3363cf96eb372e03c4ac6774ad1657e4b0449a23 (diff) | |
| download | u-boot-7ac50f88f8a9374e5cb4bc2a88c002d02ef3c570.zip u-boot-7ac50f88f8a9374e5cb4bc2a88c002d02ef3c570.tar.gz u-boot-7ac50f88f8a9374e5cb4bc2a88c002d02ef3c570.tar.bz2 | |
microblaze: drop remnants of manual reloc
Runtime relocation has been made the default for microblaze, so do the
following cleanups:
- drop all manual reloc codepaths in start.S
- drop all STATIC_RELA ifdefs, as it is now enabled unconditionally in
Kconfig
Reviewed-by: Michal Simek <michal.simek@amd.com>
Signed-off-by: Ovidiu Panait <ovpanait@gmail.com>
Link: https://lore.kernel.org/r/20230311173838.521804-5-ovpanait@gmail.com
Signed-off-by: Michal Simek <michal.simek@amd.com>
Diffstat (limited to 'arch/microblaze')
| -rw-r--r-- | arch/microblaze/config.mk | 4 | ||||
| -rw-r--r-- | arch/microblaze/cpu/Makefile | 3 | ||||
| -rw-r--r-- | arch/microblaze/cpu/start.S | 28 |
3 files changed, 1 insertions, 34 deletions
diff --git a/arch/microblaze/config.mk b/arch/microblaze/config.mk index 467c5ca..64c3f31 100644 --- a/arch/microblaze/config.mk +++ b/arch/microblaze/config.mk @@ -13,10 +13,6 @@ LDFLAGS_FINAL += --gc-sections ifeq ($(CONFIG_SPL_BUILD),) PLATFORM_CPPFLAGS += -fPIC -endif - -ifeq ($(CONFIG_STATIC_RELA),y) -PLATFORM_CPPFLAGS += -fPIC LDFLAGS_u-boot += -pic endif diff --git a/arch/microblaze/cpu/Makefile b/arch/microblaze/cpu/Makefile index 1c586a7..b8c1dcb 100644 --- a/arch/microblaze/cpu/Makefile +++ b/arch/microblaze/cpu/Makefile @@ -5,7 +5,6 @@ extra-y = start.o obj-y = irq.o -obj-y += interrupts.o cache.o exception.o cpuinfo.o -obj-$(CONFIG_STATIC_RELA) += relocate.o +obj-y += interrupts.o cache.o exception.o cpuinfo.o relocate.o obj-$(CONFIG_XILINX_MICROBLAZE0_PVR) += pvr.o obj-$(CONFIG_SPL_BUILD) += spl.o diff --git a/arch/microblaze/cpu/start.S b/arch/microblaze/cpu/start.S index 7079d9e..c1e0fcd 100644 --- a/arch/microblaze/cpu/start.S +++ b/arch/microblaze/cpu/start.S @@ -10,16 +10,11 @@ #include <asm-offsets.h> #include <config.h> -#if defined(CONFIG_STATIC_RELA) #define SYM_ADDR(reg, reg_add, symbol) \ mfs r20, rpc; \ addik r20, r20, _GLOBAL_OFFSET_TABLE_ + 8; \ lwi reg, r20, symbol@GOT; \ addk reg, reg reg_add; -#else -#define SYM_ADDR(reg, reg_add, symbol) \ - addi reg, reg_add, symbol -#endif .text .global _start @@ -35,7 +30,6 @@ _start: addi r1, r0, CONFIG_SPL_STACK #else add r1, r0, r20 -#if defined(CONFIG_STATIC_RELA) bri 1f /* Force alignment for easier ASM code below */ @@ -68,7 +62,6 @@ uboot_sym_start: brlid r15, mb_fix_rela nop #endif -#endif addi r1, r1, -4 /* Decrement SP to top of memory */ @@ -310,7 +303,6 @@ relocate_code: brlid r15, __setup_exceptions nop -#if defined(CONFIG_STATIC_RELA) /* reloc_offset is current location */ SYM_ADDR(r10, r0, _start) @@ -331,27 +323,7 @@ relocate_code: add r9, r9, r5 brlid r15, mb_fix_rela nop - /* end of code which does relocation */ -#else - /* Check if GOT exist */ - addik r21, r23, _got_start - addik r22, r23, _got_end - cmpu r12, r21, r22 - beqi r12, 2f /* No GOT table - jump over */ - - /* Skip last 3 entries plus 1 because of loop boundary below */ - addik r22, r22, -0x10 - - /* Relocate the GOT. */ -3: lw r12, r21, r0 /* Load entry */ - addk r12, r12, r23 /* Add reloc offset */ - sw r12, r21, r0 /* Save entry back */ - - cmpu r12, r21, r22 /* Check if this cross boundary */ - bneid r12, 3b - addik r21. r21, 4 -#endif /* Flush caches to ensure consistency */ brlid r15, flush_cache_all |