diff options
Diffstat (limited to '')
| -rw-r--r-- | plat/renesas/common/bl2_secure_setting.c | 362 |
1 files changed, 362 insertions, 0 deletions
diff --git a/plat/renesas/common/bl2_secure_setting.c b/plat/renesas/common/bl2_secure_setting.c new file mode 100644 index 0000000..2f8b001 --- /dev/null +++ b/plat/renesas/common/bl2_secure_setting.c @@ -0,0 +1,362 @@ +/* + * 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); +} |