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K64F, K66F: Update the SYSMPU implementation 

Do not disable SYSMPU, instead add access for ENET bus master

Signed-off-by: Mahesh Mahadevan <mahesh.mahadevan@nxp.com>
pull/6847/head
Mahesh Mahadevan 2018-04-23 12:48:32 -05:00 committed by Kevin Bracey
parent 93f8cfed05
commit 7bc4c0ec21
2 changed files with 64 additions and 10 deletions
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37
features/netsocket/emac-drivers/TARGET_Freescale_EMAC/TARGET_K64F/hardware_init_MK64F12.c
View File

@ -29,18 +29,45 @@
*/
#include "fsl_port.h"
#include "fsl_sysmpu.h"
/* Initialize the region 1, master 0, 1, 2, 3 - core access rights supervisior r/w/x , user r/w/x. */
sysmpu_rwxrights_master_access_control_t right =
{
kSYSMPU_SupervisorEqualToUsermode,
kSYSMPU_UserReadWriteExecute,
#if FSL_FEATURE_SYSMPU_HAS_PROCESS_IDENTIFIER
false,
#endif /* FSL_FEATURE_SYSMPU_HAS_PROCESS_IDENTIFIER */
};
/*******************************************************************************
* Code
******************************************************************************/
void k64f_init_eth_hardware(void)
void kinetis_init_eth_hardware(void)
{
port_pin_config_t configENET = {0};
sysmpu_region_config_t regConfig;
sysmpu_config_t config;
#ifndef FEATURE_UVISOR
/* Disable MPU only when uVisor is not around. */
MPU->CESR &= ~MPU_CESR_VLD_MASK;
#endif/*FEATURE_UVISOR*/
memset(&regConfig, 0, sizeof(sysmpu_region_config_t));
memset(&config, 0, sizeof(sysmpu_config_t));
regConfig.regionNum = 1;
regConfig.startAddress = 0U;
regConfig.endAddress = 0xFFFFFFFFU;
regConfig.accessRights1[0] = right;
regConfig.accessRights1[1] = right;
regConfig.accessRights1[2] = right;
regConfig.accessRights1[3] = right;
#if FSL_FEATURE_SYSMPU_HAS_PROCESS_IDENTIFIER
regConfig.processIdentifier = 1U;
regConfig.processIdMask = 0U;
#endif
config.regionConfig = regConfig;
SYSMPU_Init(SYSMPU, &config);
CLOCK_EnableClock(kCLOCK_PortC);
CLOCK_EnableClock(kCLOCK_PortB);

37
features/netsocket/emac-drivers/TARGET_Freescale_EMAC/TARGET_K66F/hardware_init_MK66F18.c
View File

@ -29,18 +29,45 @@
*/
#include "fsl_port.h"
#include "fsl_sysmpu.h"
/* Initialize the region 1, master 0, 1, 2, 3 - core access rights supervisior r/w/x , user r/w/x. */
sysmpu_rwxrights_master_access_control_t right =
{
kSYSMPU_SupervisorEqualToUsermode,
kSYSMPU_UserReadWriteExecute,
#if FSL_FEATURE_SYSMPU_HAS_PROCESS_IDENTIFIER
false,
#endif /* FSL_FEATURE_SYSMPU_HAS_PROCESS_IDENTIFIER */
};
/*******************************************************************************
* Code
******************************************************************************/
void k66f_init_eth_hardware(void)
void kinetis_init_eth_hardware(void)
{
port_pin_config_t configENET = {0};
sysmpu_region_config_t regConfig;
sysmpu_config_t config;
#ifndef FEATURE_UVISOR
/* Disable MPU only when uVisor is not around. */
SYSMPU->CESR &= ~SYSMPU_CESR_VLD_MASK;
#endif/*FEATURE_UVISOR*/
memset(&regConfig, 0, sizeof(sysmpu_region_config_t));
memset(&config, 0, sizeof(sysmpu_config_t));
regConfig.regionNum = 1;
regConfig.startAddress = 0U;
regConfig.endAddress = 0xFFFFFFFFU;
regConfig.accessRights1[0] = right;
regConfig.accessRights1[1] = right;
regConfig.accessRights1[2] = right;
regConfig.accessRights1[3] = right;
#if FSL_FEATURE_SYSMPU_HAS_PROCESS_IDENTIFIER
regConfig.processIdentifier = 1U;
regConfig.processIdMask = 0U;
#endif
config.regionConfig = regConfig;
SYSMPU_Init(SYSMPU, &config);
/* Ungate the port clock */
CLOCK_EnableClock(kCLOCK_PortA);