From c8dd132ef921a4b956415fdd8e4d3f319a927adc Mon Sep 17 00:00:00 2001 From: Jonathan Herrewijnen Date: Thu, 5 Sep 2024 20:55:39 +0200 Subject: [PATCH] Some spaces/devices --- documentation/source/BootROM_8890/notes.rst | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/documentation/source/BootROM_8890/notes.rst b/documentation/source/BootROM_8890/notes.rst index 7337418..ba4cf39 100644 --- a/documentation/source/BootROM_8890/notes.rst +++ b/documentation/source/BootROM_8890/notes.rst @@ -17,4 +17,12 @@ What is interesting about the ROM is that it starts by checking MPIDR_EL1 regist Week 35 - 2024 =============== -After booting BL31, the MMU seems to be set up, and we're unable to do get any data off of spaces we're not 'allowed' to access. Patching the if-statement at 0x020244e8, disables the bit that says that the MMU is setup, but booting into recovery is possible (meaning the MMU is setup). Additionally, the memory at 0x02035600 is still not dumpable. At 0x02048000 is still accessible. \ No newline at end of file +After booting BL31, the MMU seems to be set up, and we're unable to do get any data off of spaces we're not 'allowed' to access. Patching the if-statement at 0x020244e8, disables the bit that says that the MMU is setup, but booting into recovery is possible (meaning the MMU is setup). Additionally, the memory at 0x02035600 is still not dumpable. At 0x02048000 is still accessible. + +Weird space found at 0x105c2400. Seems to contain references to usb buffer (about 48-64 bytes). + +Also space at 0x020307f0 + +.. code-block:: python + self.cd.memdump_region(0x105c2400, 0x40).hex() + '0f0f00000f0008002100000000000000ffffffffffffffffffffffffffffffff0f0f00000f0008002101000000000000ffffffffffffffffffffffffffffffff' \ No newline at end of file