The Bus Matrix implements a multi-layer AHB that enables parallel access paths between multiple AHB masters and slaves in a system, which increases the overall bandwidth.
Macros | |
#define | MATRIX MATRIX0 |
#define | MATRIX MATRIX0 |
#define | MATRIX MATRIX0 |
#define | MATRIX_WPMR_WPKEY_PASSWD MATRIX_WPMR_WPKEY(0x4D4154U) |
Functions | |
burst_type_t | matrix_get_master_burst_type (uint32_t ul_id) |
Get undefined length burst type of the specified master. More... | |
uint32_t | matrix_get_master_remap (void) |
Get bus matrix master remap. More... | |
uint32_t | matrix_get_nandflash_cs (void) |
Get NAND Flash Chip Select configuration register. More... | |
arbitration_type_t | matrix_get_slave_arbitration_type (uint32_t ul_id) |
Get slave arbitration type of the specified slave. More... | |
defaut_master_t | matrix_get_slave_default_master_type (uint32_t ul_id) |
Get default master type of the specified slave. More... | |
uint32_t | matrix_get_slave_fixed_default_master (uint32_t ul_id) |
Get fixed default master of the specified slave. More... | |
uint32_t | matrix_get_slave_priority (uint32_t ul_id) |
Get priority for the specified slave access. More... | |
uint32_t | matrix_get_slave_priority_b (uint32_t ul_id) |
Get priority for the specified slave access. More... | |
uint32_t | matrix_get_slave_slot_cycle (uint32_t ul_id) |
Get slot cycle of the specified slave. More... | |
uint32_t | matrix_get_system_io (void) |
Get system IO. More... | |
uint32_t | matrix_get_writeprotect_status (void) |
Get write protect status. More... | |
void | matrix_set_can0_addr (uint32_t base_addr) |
Set CAN0 DMA base address. More... | |
void | matrix_set_can1_addr (uint32_t base_addr) |
Set CAN1 DMA base address. More... | |
void | matrix_set_master_burst_type (uint32_t ul_id, burst_type_t burst_type) |
Set undefined length burst type of the specified master. More... | |
void | matrix_set_master_remap (uint32_t ul_remap) |
Set bus matrix master remap. More... | |
void | matrix_set_nandflash_cs (uint32_t ul_cs) |
Set NAND Flash Chip Select configuration register. More... | |
void | matrix_set_slave_arbitration_type (uint32_t ul_id, arbitration_type_t type) |
Set slave arbitration type of the specified slave. More... | |
void | matrix_set_slave_default_master_type (uint32_t ul_id, defaut_master_t type) |
Set default master type of the specified slave. More... | |
void | matrix_set_slave_fixed_default_master (uint32_t ul_id, uint32_t ul_fixed_id) |
Set fixed default master of the specified slave. More... | |
void | matrix_set_slave_priority (uint32_t ul_id, uint32_t ul_prio) |
Set priority for the specified slave access. More... | |
void | matrix_set_slave_priority_b (uint32_t ul_id, uint32_t ul_prio_b) |
Set priority for the specified slave access. More... | |
void | matrix_set_slave_slot_cycle (uint32_t ul_id, uint32_t ul_slot_cycle) |
Set slot cycle of the specified slave. More... | |
void | matrix_set_system_io (uint32_t ul_io) |
Set system IO. More... | |
void | matrix_set_usb_device (void) |
Set USB device mode. More... | |
void | matrix_set_usb_host (void) |
Set USB device mode. More... | |
void | matrix_set_writeprotect (uint32_t ul_enable) |
Enable or disable write protect of MATRIX registers. More... | |
#define MATRIX MATRIX0 |
Referenced by board_init(), matrix_get_master_burst_type(), matrix_get_master_remap(), matrix_get_nandflash_cs(), matrix_get_slave_arbitration_type(), matrix_get_slave_default_master_type(), matrix_get_slave_fixed_default_master(), matrix_get_slave_priority(), matrix_get_slave_priority_b(), matrix_get_slave_slot_cycle(), matrix_get_system_io(), matrix_get_writeprotect_status(), matrix_set_can0_addr(), matrix_set_can1_addr(), matrix_set_master_burst_type(), matrix_set_master_remap(), matrix_set_nandflash_cs(), matrix_set_slave_arbitration_type(), matrix_set_slave_default_master_type(), matrix_set_slave_fixed_default_master(), matrix_set_slave_priority(), matrix_set_slave_priority_b(), matrix_set_slave_slot_cycle(), matrix_set_system_io(), matrix_set_usb_device(), matrix_set_usb_host(), and matrix_set_writeprotect().
#define MATRIX MATRIX0 |
#define MATRIX MATRIX0 |
#define MATRIX_WPMR_WPKEY_PASSWD MATRIX_WPMR_WPKEY(0x4D4154U) |
Referenced by matrix_set_writeprotect().
burst_type_t matrix_get_master_burst_type | ( | uint32_t | ul_id | ) |
Get undefined length burst type of the specified master.
ul_id | Master index. |
References MATRIX.
uint32_t matrix_get_master_remap | ( | void | ) |
Get bus matrix master remap.
References MATRIX.
uint32_t matrix_get_nandflash_cs | ( | void | ) |
Get NAND Flash Chip Select configuration register.
References MATRIX.
arbitration_type_t matrix_get_slave_arbitration_type | ( | uint32_t | ul_id | ) |
Get slave arbitration type of the specified slave.
ul_id | Slave index. |
References MATRIX.
defaut_master_t matrix_get_slave_default_master_type | ( | uint32_t | ul_id | ) |
Get default master type of the specified slave.
ul_id | Slave index. |
References MATRIX.
uint32_t matrix_get_slave_fixed_default_master | ( | uint32_t | ul_id | ) |
Get fixed default master of the specified slave.
ul_id | Slave index. |
References MATRIX.
uint32_t matrix_get_slave_priority | ( | uint32_t | ul_id | ) |
Get priority for the specified slave access.
ul_id | Slave index. |
References MATRIX.
uint32_t matrix_get_slave_priority_b | ( | uint32_t | ul_id | ) |
Get priority for the specified slave access.
ul_id | Slave index. |
References MATRIX.
uint32_t matrix_get_slave_slot_cycle | ( | uint32_t | ul_id | ) |
Get slot cycle of the specified slave.
ul_id | Slave index. |
References MATRIX.
uint32_t matrix_get_system_io | ( | void | ) |
uint32_t matrix_get_writeprotect_status | ( | void | ) |
void matrix_set_can0_addr | ( | uint32_t | base_addr | ) |
Set CAN0 DMA base address.
base_addr | the 16-bit MSB of the CAN0 DMA base address. |
References MATRIX.
void matrix_set_can1_addr | ( | uint32_t | base_addr | ) |
Set CAN1 DMA base address.
base_addr | the 16-bit MSB of the CAN1 DMA base address. |
References MATRIX.
void matrix_set_master_burst_type | ( | uint32_t | ul_id, |
burst_type_t | burst_type | ||
) |
Set undefined length burst type of the specified master.
ul_id | Master index. |
burst_type | Undefined length burst type. |
References MATRIX.
void matrix_set_master_remap | ( | uint32_t | ul_remap | ) |
Set bus matrix master remap.
ul_remap | Bitmask OR of RCBx: 0 for disable, 1 for enable. |
References MATRIX.
void matrix_set_nandflash_cs | ( | uint32_t | ul_cs | ) |
Set NAND Flash Chip Select configuration register.
ul_cs | Bitmask OR of SMC_NFCSx: 0 if NCSx is not assigned, 1 if NCSx is assigned. |
References MATRIX.
void matrix_set_slave_arbitration_type | ( | uint32_t | ul_id, |
arbitration_type_t | type | ||
) |
Set slave arbitration type of the specified slave.
ul_id | Slave index. |
type | Arbitration type. |
References MATRIX.
void matrix_set_slave_default_master_type | ( | uint32_t | ul_id, |
defaut_master_t | type | ||
) |
Set default master type of the specified slave.
ul_id | Slave index. |
type | Default master type. |
References MATRIX.
void matrix_set_slave_fixed_default_master | ( | uint32_t | ul_id, |
uint32_t | ul_fixed_id | ||
) |
Set fixed default master of the specified slave.
ul_id | Slave index. |
ul_fixed_id | Fixed default master index. |
References MATRIX.
void matrix_set_slave_priority | ( | uint32_t | ul_id, |
uint32_t | ul_prio | ||
) |
Set priority for the specified slave access.
ul_id | Slave index. |
ul_prio | Bitmask OR of priorities of master x. |
References MATRIX.
void matrix_set_slave_priority_b | ( | uint32_t | ul_id, |
uint32_t | ul_prio_b | ||
) |
Set priority for the specified slave access.
ul_id | Slave index. |
ul_prio_b | Bitmask OR of priorities of master x. |
References MATRIX.
void matrix_set_slave_slot_cycle | ( | uint32_t | ul_id, |
uint32_t | ul_slot_cycle | ||
) |
Set slot cycle of the specified slave.
ul_id | Slave index. |
ul_slot_cycle | Number of slot cycle. |
References MATRIX.
void matrix_set_system_io | ( | uint32_t | ul_io | ) |
void matrix_set_usb_device | ( | void | ) |
Set USB device mode.
References MATRIX.
void matrix_set_usb_host | ( | void | ) |
Set USB device mode.
References MATRIX.
void matrix_set_writeprotect | ( | uint32_t | ul_enable | ) |
Enable or disable write protect of MATRIX registers.
ul_enable | 1 to enable, 0 to disable. |
References MATRIX, and MATRIX_WPMR_WPKEY_PASSWD.