1# RK1808 Release Note 2 3## rk1808_bl32_v2.05.bin 4 5| Date | File | Build commit | Severity | 6| ---------- | :-------------------- | ------------ | --------- | 7| 2024-10-30 | rk1808_bl32_v2.05.bin | 9f2aca7d1 | important | 8 9### New 10 111. Add support for soft ta encryption key. 122. RPMB support read data to multiple times. 13 14------ 15 16## rk1808_bl32_v2.04.bin 17 18| Date | File | Build commit | Severity | 19| ---------- | :-------------------- | ------------ | --------- | 20| 2024-04-15 | rk1808_bl32_v2.04.bin | 185dc3c92 | important | 21 22### New 23 241. Optimization parameter check to enhance security. 252. Support printing TEE memory usage information. 262. Hardware crypto supports addresses exceeding 4G. 273. Support printing FWVER information. 28 29------ 30 31## rk1808_bl31_v1.15.elf 32 33| Date | File | Build commit | Severity | 34| ---------- | --------------------- | ------------ | -------- | 35| 2024-01-17 | rk1808_bl31_v1.15.elf | 56fe57e2a | moderate | 36 37### New 38 391. Add support for DDR extension temperature, it is necessary to use the ddrbin file with extension temperature enabled. 40 41------ 42 43## rk1808_ddr_933MHz_v1.06.bin 44 45| Date | File | Build commit | Severity | 46| ---------- | --------------------------- | ------------ | -------- | 47| 2024-01-17 | rk1808_ddr_933MHz_v1.06.bin | 4d116dc75c | moderate | 48 49### New 50 511. Add support for DDR extension temperature which should use ddrbin_tool configuration "ext_temp_ref" to enable. 52 53------ 54 55## rk1808_bl32_v2.03.bin 56 57| Date | File | Build commit | Severity | 58| ---------- | :-------------------- | ------------ | --------- | 59| 2023-08-28 | rk1808_bl32_v2.03.bin | b5340fd65 | important | 60 61### New 62 631. Support pstore for optee log. 642. Enable dynamic SHM. 653. Support check ta encryption key is written. 66 67------ 68 69## rk1808_bl32_v2.02.bin 70 71| Date | File | Build commit | Severity | 72| ---------- | :-------------------- | ------------ | --------- | 73| 2022-09-16 | rk1808_bl32_v2.02.bin | d84087907 | important | 74 75### Fixed 76 77| Index | Severity | Update | Issue description | Issue source | 78| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 79| 1 | important | Solve the problem that OPTEE is stuck during startup when printing is closed | User use /rkbin/tools/ddrbin_tool to close printing , then rk_atags will notify OPTEE to disable printing, When OPTEE starts, it will be stuck and unable to enter U-Boot | - | 80 81------ 82