Arminder Singh amarioguy
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| #!/usr/bin/env python3 | |
| # SPDX-License-Identifier: MIT | |
| import sys, pathlib, time | |
| sys.path.append(str(pathlib.Path(__file__).resolve().parents[1])) | |
| from m1n1.proxy import REGION_RX_EL1 #this line can probably be removed... | |
| from m1n1.setup import * | |
| from m1n1 import asm | |
| CPU_LOCAL_RANGE_START = 0x211010000 |
amarioguy
/ t8142_cpu_local_regs_diff.txt
Created
July 18, 2026 20:48
T8142 CPU local register dump diff
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| diff -u t8142_25G5028f_cpu_local_reg_dump.txt t8142_25G5043d_cpu_local_reg_dump.txt | |
| --- t8142_25G5028f_cpu_local_reg_dump.txt 2026-07-18 16:13:48 | |
| +++ t8142_25G5043d_cpu_local_reg_dump.txt 2026-07-18 16:32:59 | |
| @@ -1,4 +1,4 @@ | |
| -m1n1 base: 0x10005dd8000 | |
| +m1n1 base: 0x10004a14000 | |
| Fetching ADT (0x00094000 bytes)... | |
| 0x211010000: 0x0 | |
| 0x211010008: 0x0 | |
| @@ -32768,7 +32768,7 @@ |
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| Host log: | |
| TTY> density: 1 | |
| TTY> machine_type: 0 | |
| TTY> devtree: 0x1b08c000 | |
| TTY> devtree_size: 0xa4000 | |
| TTY> cmdline: -v | |
| TTY> boot_flags: 0x0 | |
| TTY> mem_size_act: 0x1000000000 | |
| TTY> | |
| TTY> |
amarioguy
/ gist:6d14f247f8453517c5491986caf9079b
Created
August 20, 2023 00:12
display init log with sonoma iboot stage 1
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| Host log: | |
| TTY> CPU init (MIDR: 0x612f0280)... | |
| TTY> CPU part: 0x28 rev: 0x20 | |
| TTY> CPU: M1 Max Icestorm | |
| TTY> | |
| TTY> boot_args at 0x10004534000 | |
| TTY> revision: 2 | |
| TTY> version: 2 | |
| TTY> virt_base: 0xfb6c000 |
amarioguy
/ hacr_el2_bit_56_tests.txt
Created
March 14, 2023 11:21
HACR_EL2 bit 56 (TRAP_PMUV3) notes
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| HACR_EL2[56] effects and observations: | |
| the following registers are trapped to EL2 (ESR_EL1 = 0xfe000020): | |
| - PMCR_EL0 | |
| - PMCCNTR_EL0 | |
| - PMCCFILTR_EL0 | |
| - PMCEID0_EL0 | |
| - PMCEID1_EL0 | |
| - PMCNTENCLR_EL0 | |
| - PMCNTENSET_EL0 |