diff options
Diffstat (limited to 'arch/arm/include/asm/system.h')
-rw-r--r-- | arch/arm/include/asm/system.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h index 89f22946895..2a5bed2e46b 100644 --- a/arch/arm/include/asm/system.h +++ b/arch/arm/include/asm/system.h @@ -70,6 +70,7 @@ void __asm_invalidate_dcache_all(void); void __asm_flush_dcache_range(u64 start, u64 end); void __asm_invalidate_tlb_all(void); void __asm_invalidate_icache_all(void); +int __asm_flush_l3_cache(void); void armv8_switch_to_el2(void); void armv8_switch_to_el1(void); @@ -142,6 +143,21 @@ void flush_l3_cache(void); #ifndef __ASSEMBLY__ +/** + * save_boot_params() - Save boot parameters before starting reset sequence + * + * If you provide this function it will be called immediately U-Boot starts, + * both for SPL and U-Boot proper. + * + * All registers are unchanged from U-Boot entry. No registers need be + * preserved. + * + * This is not a normal C function. There is no stack. Return by branching to + * save_boot_params_ret. + * + * void save_boot_params(u32 r0, u32 r1, u32 r2, u32 r3); + */ + #define isb() __asm__ __volatile__ ("" : : : "memory") #define nop() __asm__ __volatile__("mov\tr0,r0\t@ nop\n\t"); |