blob: 2f8b0011d278e2cee771055026c66b74c7365843 [file] [log] [blame]
/*
* Copyright (c) 2015-2021, Renesas Electronics Corporation. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <lib/mmio.h>
#include <lib/utils_def.h>
#include "axi_registers.h"
#include "lifec_registers.h"
#include "micro_delay.h"
static void lifec_security_setting(void);
static void axi_security_setting(void);
static const struct {
uint32_t reg;
uint32_t val;
} lifec[] = {
/*
* LIFEC0 (SECURITY) settings
* Security attribute setting for master ports
* Bit 0: ARM realtime core (Cortex-R7) master port
* 0: Non-Secure
*/
{ SEC_SRC, 0x0000001EU },
/*
* Security attribute setting for slave ports 0 to 15
* {SEC_SEL0, 0xFFFFFFFFU},
* {SEC_SEL1, 0xFFFFFFFFU},
* {SEC_SEL2, 0xFFFFFFFFU},
* Bit19: AXI-Bus (Main Memory domain AXI) slave ports
* 0: registers accessed from secure resource only
* Bit 9: DBSC4 register access slave ports.
* 0: registers accessed from secure resource only.
*/
#if (LIFEC_DBSC_PROTECT_ENABLE == 1)
{ SEC_SEL3, 0xFFF7FDFFU },
#else /* LIFEC_DBSC_PROTECT_ENABLE == 1 */
{ SEC_SEL3, 0xFFFFFFFFU },
#endif /* LIFEC_DBSC_PROTECT_ENABLE == 1 */
/*
* {SEC_SEL4, 0xFFFFFFFFU},
* Bit 6: Boot ROM slave ports.
* 0: registers accessed from secure resource only
*/
{ SEC_SEL5, 0xFFFFFFBFU },
/*
* Bit13: SCEG PKA (secure APB) slave ports
* 0: registers accessed from secure resource only
* 1: Reserved[R-Car E3/D3]
* Bit12: SCEG PKA (public APB) slave ports
* 0: registers accessed from secure resource only
* 1: Reserved[R-Car E3/D3]
* Bit10: SCEG Secure Core slave ports
* 0: registers accessed from secure resource only
*/
#if (RCAR_LSI == RCAR_E3) || (RCAR_LSI == RCAR_D3)
{ SEC_SEL6, 0xFFFFFBFFU },
#else /* (RCAR_LSI == RCAR_E3) || (RCAR_LSI == RCAR_D3) */
{ SEC_SEL6, 0xFFFFCBFFU },
#endif /* (RCAR_LSI == RCAR_E3) || (RCAR_LSI == RCAR_D3) */
/*
* {SEC_SEL7, 0xFFFFFFFFU},
* {SEC_SEL8, 0xFFFFFFFFU},
* {SEC_SEL9, 0xFFFFFFFFU},
* {SEC_SEL10, 0xFFFFFFFFU},
* {SEC_SEL11, 0xFFFFFFFFU},
* {SEC_SEL12, 0xFFFFFFFFU},
* Bit22: RPC slave ports.
* 0: registers accessed from secure resource only.
*/
#if (RCAR_RPC_HYPERFLASH_LOCKED == 1)
{ SEC_SEL13, 0xFFBFFFFFU },
#endif /* (RCAR_RPC_HYPERFLASH_LOCKED == 1) */
/*
* Bit27: System Timer (SCMT) slave ports
* 0: registers accessed from secure resource only
* Bit26: System Watchdog Timer (SWDT) slave ports
* 0: registers accessed from secure resource only
*/
{ SEC_SEL14, 0xF3FFFFFFU },
/*
* Bit13: RST slave ports.
* 0: registers accessed from secure resource only
* Bit 7: Life Cycle 0 slave ports
* 0: registers accessed from secure resource only
*/
{ SEC_SEL15, 0xFFFFFF3FU },
/*
* Security group 0 attribute setting for master ports 0
* Security group 1 attribute setting for master ports 0
* {SEC_GRP0CR0, 0x00000000U},
* {SEC_GRP1CR0, 0x00000000U},
* Security group 0 attribute setting for master ports 1
* Security group 1 attribute setting for master ports 1
* {SEC_GRP0CR1, 0x00000000U},
* {SEC_GRP1CR1, 0x00000000U},
* Security group 0 attribute setting for master ports 2
* Security group 1 attribute setting for master ports 2
* Bit17: SCEG Secure Core master ports.
* SecurityGroup3
*/
{ SEC_GRP0CR2, 0x00020000U },
{ SEC_GRP1CR2, 0x00020000U },
/*
* Security group 0 attribute setting for master ports 3
* Security group 1 attribute setting for master ports 3
* {SEC_GRP0CR3, 0x00000000U},
* {SEC_GRP1CR3, 0x00000000U},
* Security group 0 attribute setting for slave ports 0
* Security group 1 attribute setting for slave ports 0
* {SEC_GRP0COND0, 0x00000000U},
* {SEC_GRP1COND0, 0x00000000U},
* Security group 0 attribute setting for slave ports 1
* Security group 1 attribute setting for slave ports 1
* {SEC_GRP0COND1, 0x00000000U},
* {SEC_GRP1COND1, 0x00000000U},
* Security group 0 attribute setting for slave ports 2
* Security group 1 attribute setting for slave ports 2
* {SEC_GRP0COND2, 0x00000000U},
* {SEC_GRP1COND2, 0x00000000U},
* Security group 0 attribute setting for slave ports 3
* Security group 1 attribute setting for slave ports 3
* Bit19: AXI-Bus (Main Memory domain AXI) slave ports.
* SecurityGroup3
* Bit 9: DBSC4 register access slave ports.
* SecurityGroup3
*/
#if (LIFEC_DBSC_PROTECT_ENABLE == 1)
{ SEC_GRP0COND3, 0x00080200U },
{ SEC_GRP1COND3, 0x00080200U },
#else /* (LIFEC_DBSC_PROTECT_ENABLE == 1) */
{ SEC_GRP0COND3, 0x00000000U },
{ SEC_GRP1COND3, 0x00000000U },
#endif /* (LIFEC_DBSC_PROTECT_ENABLE == 1) */
/*
* Security group 0 attribute setting for slave ports 4
* Security group 1 attribute setting for slave ports 4
* {SEC_GRP0COND4, 0x00000000U},
* {SEC_GRP1COND4, 0x00000000U},
* Security group 0 attribute setting for slave ports 5
* Security group 1 attribute setting for slave ports 5
* Bit 6: Boot ROM slave ports
* SecurityGroup3
*/
{ SEC_GRP0COND5, 0x00000040U },
{ SEC_GRP1COND5, 0x00000040U },
/*
* Security group 0 attribute setting for slave ports 6
* Security group 1 attribute setting for slave ports 6
* Bit13: SCEG PKA (secure APB) slave ports
* SecurityGroup3
* Reserved[R-Car E3/D3]
* Bit12: SCEG PKA (public APB) slave ports
* SecurityGroup3
* Reserved[R-Car E3/D3]
* Bit10: SCEG Secure Core slave ports
* SecurityGroup3
*/
#if RCAR_LSI == RCAR_E3 || RCAR_LSI == RCAR_D3
{ SEC_GRP0COND6, 0x00000400U },
{ SEC_GRP1COND6, 0x00000400U },
#else /* RCAR_LSI == RCAR_E3 */
{ SEC_GRP0COND6, 0x00003400U },
{ SEC_GRP1COND6, 0x00003400U },
#endif /* RCAR_LSI == RCAR_E3 */
/*
* Security group 0 attribute setting for slave ports 7
* Security group 1 attribute setting for slave ports 7
* {SEC_GRP0COND7, 0x00000000U},
* {SEC_GRP1COND7, 0x00000000U},
* Security group 0 attribute setting for slave ports 8
* Security group 1 attribute setting for slave ports 8
* {SEC_GRP0COND8, 0x00000000U},
* {SEC_GRP1COND8, 0x00000000U},
* Security group 0 attribute setting for slave ports 9
* Security group 1 attribute setting for slave ports 9
* {SEC_GRP0COND9, 0x00000000U},
* {SEC_GRP1COND9, 0x00000000U},
* Security group 0 attribute setting for slave ports 10
* Security group 1 attribute setting for slave ports 10
* {SEC_GRP0COND10, 0x00000000U},
* {SEC_GRP1COND10, 0x00000000U},
* Security group 0 attribute setting for slave ports 11
* Security group 1 attribute setting for slave ports 11
* {SEC_GRP0COND11, 0x00000000U},
* {SEC_GRP1COND11, 0x00000000U},
* Security group 0 attribute setting for slave ports 12
* Security group 1 attribute setting for slave ports 12
* {SEC_GRP0COND12, 0x00000000U},
* {SEC_GRP1COND12, 0x00000000U},
* Security group 0 attribute setting for slave ports 13
* Security group 1 attribute setting for slave ports 13
* Bit22: RPC slave ports.
* SecurityGroup3
*/
#if (RCAR_RPC_HYPERFLASH_LOCKED == 1)
{ SEC_GRP0COND13, 0x00400000U },
{ SEC_GRP1COND13, 0x00400000U },
#endif /* (RCAR_RPC_HYPERFLASH_LOCKED == 1) */
/*
* Security group 0 attribute setting for slave ports 14
* Security group 1 attribute setting for slave ports 14
* Bit26: System Timer (SCMT) slave ports
* SecurityGroup3
* Bit27: System Watchdog Timer (SWDT) slave ports
* SecurityGroup3
*/
{ SEC_GRP0COND14, 0x0C000000U },
{ SEC_GRP1COND14, 0x0C000000U },
/*
* Security group 0 attribute setting for slave ports 15
* Security group 1 attribute setting for slave ports 15
* Bit13: RST slave ports
* SecurityGroup3
* Bit 7: Life Cycle 0 slave ports
* SecurityGroup3
* Bit 6: TDBG slave ports
* SecurityGroup3
*/
{ SEC_GRP0COND15, 0x000000C0U },
{ SEC_GRP1COND15, 0x000000C0U },
/*
* Security write protection attribute setting slave ports 0
* {SEC_READONLY0, 0x00000000U},
* Security write protection attribute setting slave ports 1
* {SEC_READONLY1, 0x00000000U},
* Security write protection attribute setting slave ports 2
* {SEC_READONLY2, 0x00000000U},
* Security write protection attribute setting slave ports 3
* {SEC_READONLY3, 0x00000000U},
* Security write protection attribute setting slave ports 4
* {SEC_READONLY4, 0x00000000U},
* Security write protection attribute setting slave ports 5
* {SEC_READONLY5, 0x00000000U},
* Security write protection attribute setting slave ports 6
* {SEC_READONLY6, 0x00000000U},
* Security write protection attribute setting slave ports 7
* {SEC_READONLY7, 0x00000000U},
* Security write protection attribute setting slave ports 8
* {SEC_READONLY8, 0x00000000U},
* Security write protection attribute setting slave ports 9
* {SEC_READONLY9, 0x00000000U},
* Security write protection attribute setting slave ports 10
* {SEC_READONLY10, 0x00000000U},
* Security write protection attribute setting slave ports 11
* {SEC_READONLY11, 0x00000000U},
* Security write protection attribute setting slave ports 12
* {SEC_READONLY12, 0x00000000U},
* Security write protection attribute setting slave ports 13
* {SEC_READONLY13, 0x00000000U},
* Security write protection attribute setting slave ports 14
* {SEC_READONLY14, 0x00000000U},
* Security write protection attribute setting slave ports 15
* {SEC_READONLY15, 0x00000000U}
*/
};
/* AXI settings */
static const struct {
uint32_t reg;
uint32_t val;
} axi[] = {
/*
* DRAM protection
* AXI dram protected area division
*/
{AXI_DPTDIVCR0, 0x0E0403F0U},
{AXI_DPTDIVCR1, 0x0E0407E0U},
{AXI_DPTDIVCR2, 0x0E080000U},
{AXI_DPTDIVCR3, 0x0E080000U},
{AXI_DPTDIVCR4, 0x0E080000U},
{AXI_DPTDIVCR5, 0x0E080000U},
{AXI_DPTDIVCR6, 0x0E080000U},
{AXI_DPTDIVCR7, 0x0E080000U},
{AXI_DPTDIVCR8, 0x0E080000U},
{AXI_DPTDIVCR9, 0x0E080000U},
{AXI_DPTDIVCR10, 0x0E080000U},
{AXI_DPTDIVCR11, 0x0E080000U},
{AXI_DPTDIVCR12, 0x0E080000U},
{AXI_DPTDIVCR13, 0x0E080000U},
{AXI_DPTDIVCR14, 0x0E080000U},
/* AXI dram protected area setting */
{AXI_DPTCR0, 0x0E000000U},
{AXI_DPTCR1, 0x0E000E0EU},
{AXI_DPTCR2, 0x0E000000U},
{AXI_DPTCR3, 0x0E000000U},
{AXI_DPTCR4, 0x0E000000U},
{AXI_DPTCR5, 0x0E000000U},
{AXI_DPTCR6, 0x0E000000U},
{AXI_DPTCR7, 0x0E000000U},
{AXI_DPTCR8, 0x0E000000U},
{AXI_DPTCR9, 0x0E000000U},
{AXI_DPTCR10, 0x0E000000U},
{AXI_DPTCR11, 0x0E000000U},
{AXI_DPTCR12, 0x0E000000U},
{AXI_DPTCR13, 0x0E000000U},
{AXI_DPTCR14, 0x0E000000U},
{AXI_DPTCR15, 0x0E000000U},
/*
* SRAM ptotection
* AXI sram protected area division
*/
{AXI_SPTDIVCR0, 0x0E0E6304U},
{AXI_SPTDIVCR1, 0x0E0E6360U},
{AXI_SPTDIVCR2, 0x0E0E6360U},
{AXI_SPTDIVCR3, 0x0E0E6360U},
{AXI_SPTDIVCR4, 0x0E0E6360U},
{AXI_SPTDIVCR5, 0x0E0E6360U},
{AXI_SPTDIVCR6, 0x0E0E6360U},
{AXI_SPTDIVCR7, 0x0E0E6360U},
{AXI_SPTDIVCR8, 0x0E0E6360U},
{AXI_SPTDIVCR9, 0x0E0E6360U},
{AXI_SPTDIVCR10, 0x0E0E6360U},
{AXI_SPTDIVCR11, 0x0E0E6360U},
{AXI_SPTDIVCR12, 0x0E0E6360U},
{AXI_SPTDIVCR13, 0x0E0E6360U},
{AXI_SPTDIVCR14, 0x0E0E6360U},
/* AXI sram protected area setting */
{AXI_SPTCR0, 0x0E000E0EU},
{AXI_SPTCR1, 0x0E000000U},
{AXI_SPTCR2, 0x0E000000U},
{AXI_SPTCR3, 0x0E000000U},
{AXI_SPTCR4, 0x0E000000U},
{AXI_SPTCR5, 0x0E000000U},
{AXI_SPTCR6, 0x0E000000U},
{AXI_SPTCR7, 0x0E000000U},
{AXI_SPTCR8, 0x0E000000U},
{AXI_SPTCR9, 0x0E000000U},
{AXI_SPTCR10, 0x0E000000U},
{AXI_SPTCR11, 0x0E000000U},
{AXI_SPTCR12, 0x0E000000U},
{AXI_SPTCR13, 0x0E000000U},
{AXI_SPTCR14, 0x0E000000U},
{AXI_SPTCR15, 0x0E000000U}
};
static void lifec_security_setting(void)
{
uint32_t i;
for (i = 0; i < ARRAY_SIZE(lifec); i++)
mmio_write_32(lifec[i].reg, lifec[i].val);
}
/* SRAM/DRAM protection setting */
static void axi_security_setting(void)
{
uint32_t i;
for (i = 0; i < ARRAY_SIZE(axi); i++)
mmio_write_32(axi[i].reg, axi[i].val);
}
void bl2_secure_setting(void)
{
lifec_security_setting();
axi_security_setting();
rcar_micro_delay(10U);
}