diff options
Diffstat (limited to 'arch/mips/cpu/mips64')
| -rw-r--r-- | arch/mips/cpu/mips64/start.S | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/mips/cpu/mips64/start.S b/arch/mips/cpu/mips64/start.S index 5c2c7b5bad..dc7ce07ce7 100644 --- a/arch/mips/cpu/mips64/start.S +++ b/arch/mips/cpu/mips64/start.S @@ -31,6 +31,14 @@ #define CONFIG_SYS_MIPS_CACHE_MODE CONF_CM_CACHABLE_NONCOHERENT #endif +#ifdef CONFIG_SYS_LITTLE_ENDIAN +#define MIPS64_R_INFO(ssym, r_type3, r_type2, r_type) \ + (((r_type) << 24) | ((r_type2) << 16) | ((r_type3) << 8) | (ssym)) +#else +#define MIPS64_R_INFO(ssym, r_type3, r_type2, r_type) \ + ((r_type) | ((r_type2) << 8) | ((r_type3) << 16) | (ssym) << 24) +#endif + /* * For the moment disable interrupts, mark the kernel mode and * set ST0_KX so that the CPU does not spit fire when using @@ -193,6 +201,8 @@ relocate_code: jr t0 nop + .dword __rel_dyn_end + .dword __rel_dyn_start .dword __image_copy_end .dword _GLOBAL_OFFSET_TABLE_ .dword num_got_entries @@ -219,6 +229,32 @@ in_ram: blt t2, t3, 1b daddi t8, 8 + /* Update dynamic relocations */ + ld t1, -32(t0) # t1 <-- __rel_dyn_start + ld t2, -40(t0) # t2 <-- __rel_dyn_end + + b 2f # skip first reserved entry + daddi t1, 16 + +1: + lw t8, -4(t1) # t8 <-- relocation info + + dli t3, MIPS64_R_INFO(0x00, 0x00, 0x12, 0x03) + bne t8, t3, 2f # skip non R_MIPS_REL32 entries + nop + + ld t3, -16(t1) # t3 <-- location to fix up in FLASH + + ld t8, 0(t3) # t8 <-- original pointer + dadd t8, s1 # t8 <-- adjusted pointer + + dadd t3, s1 # t3 <-- location to fix up in RAM + sd t8, 0(t3) + +2: + blt t1, t2, 1b + daddi t1, 16 # each rel.dyn entry is 16 bytes + /* * Clear BSS * |