[PATCH v1 1/9] arm: caches: Make DCACHE_DEFAULT_OPTION accessible for ARM64 arch

[Patrice CHOTARD]

On 11/9/23 10:11, Patrick DELAUNAY wrote:
> Hi,
> 
> On 10/27/23 16:42, Patrice Chotard wrote:
>> This fixes the following compilation error in ARM64:
>> arch/arm/mach-stm32mp/dram_init.c: In function ‘board_get_usable_ram_top’:
>> arch/arm/mach-stm32mp/dram_init.c:59:45: error: ‘DCACHE_DEFAULT_OPTION’ undeclared (first use in this function)
>>     59 |  mmu_set_region_dcache_behaviour(reg, size, DCACHE_DEFAULT_OPTION);
>>        |                                             ^~~~~~~~~~~~~~~~~~~~~
>>
>> Signed-off-by: Patrice Chotard <patrice.chotard at foss.st.com>
>> ---
>>
>>   arch/arm/include/asm/system.h | 16 ++++++++--------
>>   1 file changed, 8 insertions(+), 8 deletions(-)
>>
>> diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h
>> index 0eae857e73a..43f7503571d 100644
>> --- a/arch/arm/include/asm/system.h
>> +++ b/arch/arm/include/asm/system.h
>> @@ -513,14 +513,6 @@ enum dcache_option {
>>   };
>>   #endif
>>   -#if defined(CONFIG_SYS_ARM_CACHE_WRITETHROUGH)
>> -#define DCACHE_DEFAULT_OPTION    DCACHE_WRITETHROUGH
>> -#elif defined(CONFIG_SYS_ARM_CACHE_WRITEALLOC)
>> -#define DCACHE_DEFAULT_OPTION    DCACHE_WRITEALLOC
>> -#elif defined(CONFIG_SYS_ARM_CACHE_WRITEBACK)
>> -#define DCACHE_DEFAULT_OPTION    DCACHE_WRITEBACK
>> -#endif
>> -
>>   /* Size of an MMU section */
>>   enum {
>>   #ifdef CONFIG_ARMV7_LPAE
>> @@ -578,6 +570,14 @@ void psci_system_reset(void);
>>     #endif /* CONFIG_ARM64 */
>>   +#if defined(CONFIG_SYS_ARM_CACHE_WRITETHROUGH)
>> +#define DCACHE_DEFAULT_OPTION    DCACHE_WRITETHROUGH
>> +#elif defined(CONFIG_SYS_ARM_CACHE_WRITEALLOC)
>> +#define DCACHE_DEFAULT_OPTION    DCACHE_WRITEALLOC
>> +#elif defined(CONFIG_SYS_ARM_CACHE_WRITEBACK)
>> +#define DCACHE_DEFAULT_OPTION    DCACHE_WRITEBACK
>> +#endif
>> +
>>   #ifndef __ASSEMBLY__
>>   /**
>>    * save_boot_params() - Save boot parameters before starting reset sequence
> 
> 
> 
> Reviewed-by: Patrick Delaunay <patrick.delaunay at foss.st.com>
> 
> Thanks
> Patrick
> 
> 
Applied to u-boot-stm32/next

Thanks
Patrice