diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/smaug/bct/sdram-samsung-3GB-204.inc | 4 | ||||
| -rw-r--r-- | src/mainboard/google/smaug/bct/sdram-samsung-4GB-204.inc | 4 | ||||
| -rw-r--r-- | src/soc/nvidia/tegra210/addressmap.c | 68 | ||||
| -rw-r--r-- | src/soc/nvidia/tegra210/include/soc/addressmap.h | 8 | ||||
| -rw-r--r-- | src/soc/nvidia/tegra210/romstage.c | 3 |
5 files changed, 81 insertions, 6 deletions
diff --git a/src/mainboard/google/smaug/bct/sdram-samsung-3GB-204.inc b/src/mainboard/google/smaug/bct/sdram-samsung-3GB-204.inc index 745bb51810..1f88c6b0c3 100644 --- a/src/mainboard/google/smaug/bct/sdram-samsung-3GB-204.inc +++ b/src/mainboard/google/smaug/bct/sdram-samsung-3GB-204.inc @@ -450,7 +450,7 @@ .McGeneralizedCarveout4ForceInternalAccess2 = 0x00000000, .McGeneralizedCarveout4ForceInternalAccess3 = 0x00000000, .McGeneralizedCarveout4ForceInternalAccess4 = 0x00000000, - .McGeneralizedCarveout4Cfg0 = 0x04002442, + .McGeneralizedCarveout4Cfg0 = 0x04002440, .McGeneralizedCarveout5Bom = 0x00000000, .McGeneralizedCarveout5BomHi = 0x00000000, .McGeneralizedCarveout5Size128kb = 0x00000008, @@ -464,7 +464,7 @@ .McGeneralizedCarveout5ForceInternalAccess2 = 0x00000000, .McGeneralizedCarveout5ForceInternalAccess3 = 0x00000000, .McGeneralizedCarveout5ForceInternalAccess4 = 0x00000000, - .McGeneralizedCarveout5Cfg0 = 0x04002c42, + .McGeneralizedCarveout5Cfg0 = 0x04002c40, .EmcCaTrainingEnable = 0x00000000, .SwizzleRankByteEncode = 0x0000002e, .BootRomPatchControl = 0x00000000, diff --git a/src/mainboard/google/smaug/bct/sdram-samsung-4GB-204.inc b/src/mainboard/google/smaug/bct/sdram-samsung-4GB-204.inc index 2e7142e011..7eb0c69b59 100644 --- a/src/mainboard/google/smaug/bct/sdram-samsung-4GB-204.inc +++ b/src/mainboard/google/smaug/bct/sdram-samsung-4GB-204.inc @@ -450,7 +450,7 @@ .McGeneralizedCarveout4ForceInternalAccess2 = 0x00000000, .McGeneralizedCarveout4ForceInternalAccess3 = 0x00000000, .McGeneralizedCarveout4ForceInternalAccess4 = 0x00000000, - .McGeneralizedCarveout4Cfg0 = 0x04002442, + .McGeneralizedCarveout4Cfg0 = 0x04002440, .McGeneralizedCarveout5Bom = 0x00000000, .McGeneralizedCarveout5BomHi = 0x00000000, .McGeneralizedCarveout5Size128kb = 0x00000008, @@ -464,7 +464,7 @@ .McGeneralizedCarveout5ForceInternalAccess2 = 0x00000000, .McGeneralizedCarveout5ForceInternalAccess3 = 0x00000000, .McGeneralizedCarveout5ForceInternalAccess4 = 0x00000000, - .McGeneralizedCarveout5Cfg0 = 0x04002c42, + .McGeneralizedCarveout5Cfg0 = 0x04002c40, .EmcCaTrainingEnable = 0x00000000, .SwizzleRankByteEncode = 0x0000002e, .BootRomPatchControl = 0x00000000, diff --git a/src/soc/nvidia/tegra210/addressmap.c b/src/soc/nvidia/tegra210/addressmap.c index 6e14d4a121..ddf3f991ef 100644 --- a/src/soc/nvidia/tegra210/addressmap.c +++ b/src/soc/nvidia/tegra210/addressmap.c @@ -106,6 +106,31 @@ void carveout_range(int id, uintptr_t *base_mib, size_t *size_mib) read32(&mc->security_carveout2_bom_hi), region_size_mb); break; + case CARVEOUT_NVDEC: + /* These carveout regs use 128KB granularity - convert to MB */ + region_size_mb = DIV_ROUND_UP(read32(&mc->security_carveout1_size_128kb), 8); + + /* BOM address set in nvdec_region_init, below */ + carveout_from_regs(base_mib, size_mib, + read32(&mc->security_carveout1_bom), + read32(&mc->security_carveout1_bom_hi), + region_size_mb); + break; + case CARVEOUT_TSEC: + /* These carveout regs use 128KB granularity - convert to MB */ + region_size_mb = DIV_ROUND_UP(read32(&mc->security_carveout4_size_128kb), 8); + + /* BOM address set in tsec_region_init, below. + * Since the TSEC region consumes 2 carveouts, and is + * expected to be split evenly between the two, size_mib + * is doubled here. + */ + region_size_mb *= 2; + carveout_from_regs(base_mib, size_mib, + read32(&mc->security_carveout4_bom), + read32(&mc->security_carveout4_bom_hi), + region_size_mb); + break; default: break; } @@ -182,7 +207,6 @@ static void memory_in_range(uintptr_t *base_mib, uintptr_t *end_mib, continue; carveout_range(i, &carveout_base, &carveout_size); - if (carveout_size == 0) continue; @@ -281,3 +305,45 @@ void gpu_region_init(void) /* Set the locked bit. This will lock out any other writes! */ setbits_le32(&mc->security_carveout3_cfg0, MC_SECURITY_CARVEOUT_LOCKED); } + +void nvdec_region_init(void) +{ + struct tegra_mc_regs * const mc = (void *)(uintptr_t)TEGRA_MC_BASE; + uintptr_t nvdec_base_mib = 0, end = 4096; + size_t nvdec_size_mib = NVDEC_CARVEOUT_SIZE_MB; + + /* Get memory layout below 4GiB */ + memory_in_range(&nvdec_base_mib, &end, CARVEOUT_NVDEC); + nvdec_base_mib = end - nvdec_size_mib; + + /* Set the carveout1 base address. Everything else has been set in the BCT cfg/inc */ + write32(&mc->security_carveout1_bom, nvdec_base_mib << 20); + write32(&mc->security_carveout1_bom_hi, 0); + + /* Set the locked bit. This will lock out any other writes! */ + setbits_le32(&mc->security_carveout1_cfg0, MC_SECURITY_CARVEOUT_LOCKED); +} + +void tsec_region_init(void) +{ + struct tegra_mc_regs * const mc = (void *)(uintptr_t)TEGRA_MC_BASE; + uintptr_t tsec_base_mib = 0, end = 4096; + size_t tsec_size_mib = TSEC_CARVEOUT_SIZE_MB; + + /* Get memory layout below 4GiB */ + memory_in_range(&tsec_base_mib, &end, CARVEOUT_TSEC); + tsec_base_mib = end - tsec_size_mib; + + /* + * Set the carveout4/5 base address. Everything else has been set in the BCT cfg/inc + * Note that the TSEC range is split evenly between the 2 carveouts (i.e. 1MB each) + */ + write32(&mc->security_carveout4_bom, tsec_base_mib << 20); + write32(&mc->security_carveout4_bom_hi, 0); + write32(&mc->security_carveout5_bom, (tsec_base_mib + (TSEC_CARVEOUT_SIZE_MB / 2)) << 20); + write32(&mc->security_carveout5_bom_hi, 0); + + /* Set the locked bit. This will lock out any other writes! */ + setbits_le32(&mc->security_carveout4_cfg0, MC_SECURITY_CARVEOUT_LOCKED); + setbits_le32(&mc->security_carveout5_cfg0, MC_SECURITY_CARVEOUT_LOCKED); +} diff --git a/src/soc/nvidia/tegra210/include/soc/addressmap.h b/src/soc/nvidia/tegra210/include/soc/addressmap.h index c3af00c0b2..b9bec18a12 100644 --- a/src/soc/nvidia/tegra210/include/soc/addressmap.h +++ b/src/soc/nvidia/tegra210/include/soc/addressmap.h @@ -104,7 +104,9 @@ enum { TEGRA_I2C_BASE_COUNT = 6, }; -#define GPU_CARVEOUT_SIZE_MB 1 +#define GPU_CARVEOUT_SIZE_MB 1 +#define NVDEC_CARVEOUT_SIZE_MB 1 +#define TSEC_CARVEOUT_SIZE_MB 2 /* Return total size of DRAM memory configured on the platform. */ int sdram_size_mb(void); @@ -119,6 +121,8 @@ enum { CARVEOUT_MTS, CARVEOUT_VPR, CARVEOUT_GPU, + CARVEOUT_NVDEC, + CARVEOUT_TSEC, CARVEOUT_NUM, }; @@ -142,5 +146,7 @@ void mainboard_add_memory_ranges(struct memranges *map); */ void trustzone_region_init(void); void gpu_region_init(void); +void nvdec_region_init(void); +void tsec_region_init(void); #endif /* __SOC_NVIDIA_TEGRA210_INCLUDE_SOC_ADDRESS_MAP_H__ */ diff --git a/src/soc/nvidia/tegra210/romstage.c b/src/soc/nvidia/tegra210/romstage.c index c029e937b3..d8d191bbd1 100644 --- a/src/soc/nvidia/tegra210/romstage.c +++ b/src/soc/nvidia/tegra210/romstage.c @@ -67,7 +67,10 @@ void romstage(void) */ trustzone_region_init(); + /* Now do various other carveouts */ gpu_region_init(); + nvdec_region_init(); + tsec_region_init(); /* * When romstage is running it's always on the reboot path -- never a |