_mali_osk_errcode_t mali_core_signal_power_down( mali_pmm_core_id core, mali_bool immediate_only )
{
switch( core )
{
case MALI_PMM_CORE_GP:
MALI_CHECK_NO_ERROR(maligp_signal_power_down(immediate_only));
break;
#if defined USING_MALI400_L2_CACHE
case MALI_PMM_CORE_L2:
/* Nothing to do */
break;
#endif
case MALI_PMM_CORE_PP0:
MALI_CHECK_NO_ERROR(malipp_signal_power_down(0, immediate_only));
break;
case MALI_PMM_CORE_PP1:
MALI_CHECK_NO_ERROR(malipp_signal_power_down(1, immediate_only));
break;
case MALI_PMM_CORE_PP2:
MALI_CHECK_NO_ERROR(malipp_signal_power_down(2, immediate_only));
break;
case MALI_PMM_CORE_PP3:
MALI_CHECK_NO_ERROR(malipp_signal_power_down(3, immediate_only));
break;
default:
/* Unknown core */
MALI_DEBUG_PRINT_ERROR( ("Unknown core signalled with power down: %d\n", core) );
MALI_ERROR( _MALI_OSK_ERR_INVALID_ARGS );
}
MALI_SUCCESS;
}
static _mali_osk_errcode_t dump_mmu_page_table(struct mali_page_directory *pagedir, struct dump_info *info)
{
MALI_DEBUG_ASSERT_POINTER(pagedir);
MALI_DEBUG_ASSERT_POINTER(info);
if (NULL != pagedir->page_directory_mapped) {
int i;
MALI_CHECK_NO_ERROR(
mali_mmu_dump_page(pagedir->page_directory_mapped, pagedir->page_directory, info)
);
for (i = 0; i < 1024; i++) {
if (NULL != pagedir->page_entries_mapped[i]) {
MALI_CHECK_NO_ERROR(
mali_mmu_dump_page(pagedir->page_entries_mapped[i],
_mali_osk_mem_ioread32(pagedir->page_directory_mapped,
i * sizeof(u32)) & ~MALI_MMU_FLAGS_MASK, info)
);
}
}
}
MALI_SUCCESS;
}
_mali_osk_errcode_t _mali_ukk_dump_mmu_page_table( _mali_uk_dump_mmu_page_table_s * args )
{
struct dump_info info = { 0, 0, 0, NULL };
struct mali_session_data * session_data;
MALI_DEBUG_ASSERT_POINTER(args);
MALI_CHECK_NON_NULL(args->ctx, _MALI_OSK_ERR_INVALID_ARGS);
MALI_CHECK_NON_NULL(args->buffer, _MALI_OSK_ERR_INVALID_ARGS);
session_data = (struct mali_session_data *)(args->ctx);
info.buffer_left = args->size;
info.buffer = args->buffer;
args->register_writes = info.buffer;
MALI_CHECK_NO_ERROR(dump_mmu_registers(session_data->page_directory, &info));
args->page_table_dump = info.buffer;
MALI_CHECK_NO_ERROR(dump_mmu_page_table(session_data->page_directory, &info));
args->register_writes_size = info.register_writes_size;
args->page_table_dump_size = info.page_table_dump_size;
MALI_SUCCESS;
}
static _mali_osk_errcode_t dump_mmu_registers(struct mali_page_directory *pagedir, struct dump_info *info)
{
MALI_CHECK_NO_ERROR(writereg(0x00000000, pagedir->page_directory,
"set the page directory address", info));
MALI_CHECK_NO_ERROR(writereg(0x00000008, 4, "zap???", info));
MALI_CHECK_NO_ERROR(writereg(0x00000008, 0, "enable paging", info));
MALI_SUCCESS;
}
_mali_osk_errcode_t _mali_ukk_query_mmu_page_table_dump_size(_mali_uk_query_mmu_page_table_dump_size_s *args)
{
struct dump_info info = { 0, 0, 0, NULL };
struct mali_session_data *session_data;
session_data = (struct mali_session_data *)(uintptr_t)(args->ctx);
MALI_DEBUG_ASSERT_POINTER(session_data);
MALI_DEBUG_ASSERT_POINTER(args);
MALI_CHECK_NO_ERROR(dump_mmu_registers(session_data->page_directory, &info));
MALI_CHECK_NO_ERROR(dump_mmu_page_table(session_data->page_directory, &info));
args->size = info.register_writes_size + info.page_table_dump_size;
MALI_SUCCESS;
}
static _mali_osk_errcode_t mali_kernel_subsystem_core_setup(mali_kernel_subsystem_identifier id)
{
mali_subsystem_core_id = id;
/* Register our own resources */
MALI_CHECK_NO_ERROR(_mali_kernel_core_register_resource_handler(MEM_VALIDATION, mali_kernel_core_resource_mem_validation));
/* parse the arch resource definition and tell all the subsystems */
/* this is why the core subsystem has to be specified last in the subsystem array */
MALI_CHECK_NO_ERROR(_mali_osk_resources_init(&arch_configuration, &num_resources));
MALI_CHECK_NO_ERROR(register_resources(&arch_configuration, num_resources));
/* resource parsing succeeded and the subsystem have corretly accepted their resources */
MALI_SUCCESS;
}
_mali_osk_errcode_t register_resources( _mali_osk_resource_t **arch_configuration, u32 num_resources )
{
_mali_osk_resource_t *arch_resource = *arch_configuration;
u32 i;
#if USING_MALI_PMM
u32 is_pmu_first_resource = 1;
#endif /* USING_MALI_PMM */
/* loop over arch configuration */
for (i = 0; i < num_resources; ++i, arch_resource++)
{
if ( (arch_resource->type >= RESOURCE_TYPE_FIRST) &&
(arch_resource->type < RESOURCE_TYPE_COUNT) &&
(NULL != resource_handler[arch_resource->type])
)
{
#if USING_MALI_PMM
if((arch_resource->type != PMU) && (is_pmu_first_resource == 1))
{
_mali_osk_resource_t mali_pmu_virtual_resource;
mali_pmu_virtual_resource.type = PMU;
mali_pmu_virtual_resource.description = "Virtual PMU";
mali_pmu_virtual_resource.base = 0x00000000;
mali_pmu_virtual_resource.cpu_usage_adjust = 0;
mali_pmu_virtual_resource.size = 0;
mali_pmu_virtual_resource.irq = 0;
mali_pmu_virtual_resource.flags = 0;
mali_pmu_virtual_resource.mmu_id = 0;
mali_pmu_virtual_resource.alloc_order = 0;
MALI_CHECK_NO_ERROR(resource_handler[mali_pmu_virtual_resource.type](&mali_pmu_virtual_resource));
}
is_pmu_first_resource = 0;
#endif /* USING_MALI_PMM */
MALI_CHECK_NO_ERROR(resource_handler[arch_resource->type](arch_resource));
/* the subsystem shutdown process will release all the resources already registered */
}
else
{
MALI_DEBUG_PRINT(1, ("No handler installed for resource %s, type %d\n", arch_resource->description, arch_resource->type));
MALI_ERROR(_MALI_OSK_ERR_INVALID_ARGS);
}
}
MALI_SUCCESS;
}
static _mali_osk_errcode_t mali200_subsystem_startup(mali_kernel_subsystem_identifier id)
{
mali_core_subsystem * subsystem;
MALI_DEBUG_PRINT(3, ("Mali PP: mali200_subsystem_startup\n") ) ;
mali_subsystem_mali200_id = id;
/* All values get 0 as default */
_mali_osk_memset(&subsystem_mali200, 0, sizeof(subsystem_mali200));
subsystem = &subsystem_mali200;
subsystem->start_job = &subsystem_mali200_start_job;
subsystem->irq_handler_upper_half = &subsystem_mali200_irq_handler_upper_half;
subsystem->irq_handler_bottom_half = &subsystem_mali200_irq_handler_bottom_half;
subsystem->get_new_job_from_user = &subsystem_mali200_get_new_job_from_user;
subsystem->return_job_to_user = &subsystem_mali200_return_job_to_user;
subsystem->renderunit_delete = &subsystem_mali200_renderunit_delete;
subsystem->reset_core = &subsystem_mali200_renderunit_reset_core;
subsystem->stop_bus = &subsystem_mali200_renderunit_stop_bus;
subsystem->probe_core_irq_trigger = &subsystem_mali200_renderunit_probe_core_irq_trigger;
subsystem->probe_core_irq_acknowledge = &subsystem_mali200_renderunit_probe_core_irq_finished;
/* Setting variables in the general core part of the subsystem.*/
subsystem->name = MALI_PP_SUBSYSTEM_NAME;
subsystem->core_type = MALI_PP_CORE_TYPE;
subsystem->id = id;
/* Initiates the rest of the general core part of the subsystem */
MALI_CHECK_NO_ERROR(mali_core_subsystem_init( subsystem ));
/* This will register the function for adding MALI200 cores to the subsystem */
#if defined(USING_MALI200)
MALI_CHECK_NO_ERROR(_mali_kernel_core_register_resource_handler(MALI200, mali200_renderunit_create));
#endif
#if defined(USING_MALI400)
MALI_CHECK_NO_ERROR(_mali_kernel_core_register_resource_handler(MALI400PP, mali200_renderunit_create));
#endif
MALI_DEBUG_PRINT(6, ("Mali PP: mali200_subsystem_startup\n") ) ;
MALI_SUCCESS;
}
_mali_osk_errcode_t mali_kernel_core_translate_cpu_to_mali_phys_range( u32 *phys_base, u32 size )
{
u32 mali_phys_base;
mali_phys_base = *phys_base - mem_validator.cpu_usage_adjust;
MALI_CHECK( 0 == ( mali_phys_base & (~_MALI_OSK_CPU_PAGE_MASK)), _MALI_OSK_ERR_FAULT );
MALI_CHECK( 0 == ( size & (~_MALI_OSK_CPU_PAGE_MASK)), _MALI_OSK_ERR_FAULT );
MALI_CHECK_NO_ERROR( mali_kernel_core_validate_mali_phys_range( mali_phys_base, size ) );
*phys_base = mali_phys_base;
MALI_SUCCESS;
}
_mali_osk_errcode_t mali_core_signal_power_up( mali_pmm_core_id core, mali_bool queue_only )
{
switch( core )
{
case MALI_PMM_CORE_GP:
MALI_CHECK_NO_ERROR(maligp_signal_power_up(queue_only));
break;
#if defined USING_MALI400_L2_CACHE
case MALI_PMM_CORE_L2:
if( !queue_only )
{
/* Enable L2 cache due to power up */
mali_kernel_l2_cache_do_enable();
/* Invalidate the cache on power up */
MALI_DEBUG_PRINT(5, ("L2 Cache: Invalidate all\n"));
MALI_CHECK_NO_ERROR(mali_kernel_l2_cache_invalidate_all());
}
break;
#endif
case MALI_PMM_CORE_PP0:
MALI_CHECK_NO_ERROR(malipp_signal_power_up(0, queue_only));
break;
case MALI_PMM_CORE_PP1:
MALI_CHECK_NO_ERROR(malipp_signal_power_up(1, queue_only));
break;
case MALI_PMM_CORE_PP2:
MALI_CHECK_NO_ERROR(malipp_signal_power_up(2, queue_only));
break;
case MALI_PMM_CORE_PP3:
MALI_CHECK_NO_ERROR(malipp_signal_power_up(3, queue_only));
break;
default:
/* Unknown core */
MALI_DEBUG_PRINT_ERROR( ("Unknown core signalled with power up: %d\n", core) );
MALI_ERROR( _MALI_OSK_ERR_INVALID_ARGS );
}
MALI_SUCCESS;
}
_mali_osk_errcode_t malipmm_kernel_subsystem_start( mali_kernel_subsystem_identifier id )
{
mali_subsystem_pmm_id = id;
MALI_CHECK_NO_ERROR(_mali_kernel_core_register_resource_handler(PMU, malipmm_create));
MALI_SUCCESS;
}
