SCI_LIBRARY_HANDLE_T scif_library_construct(
void * library_memory,
U8 max_controller_count
)
{
SCI_STATUS status;
SCIF_SAS_LIBRARY_T * fw_library = (SCIF_SAS_LIBRARY_T *) library_memory;
// Just clear out the memory of the structure to be safe.
memset(fw_library, 0, scif_library_get_object_size(max_controller_count));
// Invoke the parent object constructor.
SCI_BASE_LIBRARY_CONSTRUCT(fw_library,
&fw_library->parent,
max_controller_count,
struct SCIF_SAS_CONTROLLER,
status);
// The memory for the framework controller objects start immediately
// after the library object.
fw_library->controllers = (SCIF_SAS_CONTROLLER_T*)
((U8*)library_memory + sizeof(SCIF_SAS_LIBRARY_T));
// Construct the core library.
fw_library->core_object = scic_library_construct(
(U8 *)library_memory +
SCIF_LIBRARY_SIZE(max_controller_count),
max_controller_count
);
// Ensure construction completed successfully for the core.
if (fw_library->core_object != SCI_INVALID_HANDLE)
{
// Set the association in the core library to this framework library.
sci_object_set_association(
(SCI_OBJECT_HANDLE_T) fw_library->core_object,
(void *) fw_library
);
return fw_library;
}
return SCI_INVALID_HANDLE;
}
int
isci_initialize(struct isci_softc *isci)
{
int error;
uint32_t status = 0;
uint32_t library_object_size;
uint32_t verbosity_mask;
uint32_t scic_log_object_mask;
uint32_t scif_log_object_mask;
uint8_t *header_buffer;
library_object_size = scif_library_get_object_size(SCI_MAX_CONTROLLERS);
isci->sci_library_memory =
malloc(library_object_size, M_ISCI, M_NOWAIT | M_ZERO );
isci->sci_library_handle = scif_library_construct(
isci->sci_library_memory, SCI_MAX_CONTROLLERS);
sci_object_set_association( isci->sci_library_handle, (void *)isci);
verbosity_mask = (1<<SCI_LOG_VERBOSITY_ERROR) |
(1<<SCI_LOG_VERBOSITY_WARNING) | (1<<SCI_LOG_VERBOSITY_INFO) |
(1<<SCI_LOG_VERBOSITY_TRACE);
scic_log_object_mask = 0xFFFFFFFF;
scic_log_object_mask &= ~SCIC_LOG_OBJECT_COMPLETION_QUEUE;
scic_log_object_mask &= ~SCIC_LOG_OBJECT_SSP_IO_REQUEST;
scic_log_object_mask &= ~SCIC_LOG_OBJECT_STP_IO_REQUEST;
scic_log_object_mask &= ~SCIC_LOG_OBJECT_SMP_IO_REQUEST;
scic_log_object_mask &= ~SCIC_LOG_OBJECT_CONTROLLER;
scif_log_object_mask = 0xFFFFFFFF;
scif_log_object_mask &= ~SCIF_LOG_OBJECT_CONTROLLER;
scif_log_object_mask &= ~SCIF_LOG_OBJECT_IO_REQUEST;
TUNABLE_INT_FETCH("hw.isci.debug_level", &g_isci_debug_level);
sci_logger_enable(sci_object_get_logger(isci->sci_library_handle),
scif_log_object_mask, verbosity_mask);
sci_logger_enable(sci_object_get_logger(
scif_library_get_scic_handle(isci->sci_library_handle)),
scic_log_object_mask, verbosity_mask);
header_buffer = (uint8_t *)&isci->pci_common_header;
for (uint8_t i = 0; i < sizeof(isci->pci_common_header); i++)
header_buffer[i] = pci_read_config(isci->device, i, 1);
scic_library_set_pci_info(
scif_library_get_scic_handle(isci->sci_library_handle),
&isci->pci_common_header);
isci->oem_parameters_found = FALSE;
isci_get_oem_parameters(isci);
/* trigger interrupt if 32 completions occur before timeout expires */
isci->coalesce_number = 32;
/* trigger interrupt if 2 microseconds elapse after a completion occurs,
* regardless if "coalesce_number" completions have occurred
*/
isci->coalesce_timeout = 2;
isci->controller_count = scic_library_get_pci_device_controller_count(
scif_library_get_scic_handle(isci->sci_library_handle));
for (int index = 0; index < isci->controller_count; index++) {
struct ISCI_CONTROLLER *controller = &isci->controllers[index];
SCI_CONTROLLER_HANDLE_T scif_controller_handle;
controller->index = index;
isci_controller_construct(controller, isci);
scif_controller_handle = controller->scif_controller_handle;
status = isci_controller_initialize(controller);
if(status != SCI_SUCCESS) {
isci_log_message(0, "ISCI",
"isci_controller_initialize FAILED: %x\n",
status);
return (status);
}
error = isci_controller_allocate_memory(controller);
if (error != 0)
return (error);
scif_controller_set_interrupt_coalescence(
scif_controller_handle, isci->coalesce_number,
isci->coalesce_timeout);
}
/* FreeBSD provides us a hook to ensure we get a chance to start
* our controllers and complete initial domain discovery before
* it searches for the boot device. Once we're done, we'll
* disestablish the hook, signaling the kernel that is can proceed
* with the boot process.
*/
isci->config_hook.ich_func = &isci_controller_start;
isci->config_hook.ich_arg = &isci->controllers[0];
if (config_intrhook_establish(&isci->config_hook) != 0)
isci_log_message(0, "ISCI",
"config_intrhook_establish failed!\n");
return (status);
}
