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Memory map
Jonathan Neuschäfer edited this page Jan 10, 2021
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36 revisions
Physical address | name | description |
---|---|---|
0x00000000 |
DRAM | |
0x40000000 |
memory-mapped SPI flash | |
0xb0000000 |
GCR | System Global Control Registers |
0xb0000200 |
CLK | Clock Registers |
0xb0001000 |
MC | Memory controller |
0xb0002000 |
MAC1 | Ethernet MAC 1 |
0xb0003000 |
MAC2 | Ethernet MAC 2 |
0xb0005000 |
USB2 | USB 2.0 device controller |
0xb0006000 |
USB1 | USB 1.1 device controller |
0xb0007000 |
SDHC | SD Card host controller |
0xb0010000 |
VCD | |
0xb8000000 |
UART0 | UART0 |
0xb8000100 |
UART1 | UART1 |
0xb8000200 |
PECI | PECI controller |
0xb8000300 |
GFXI | |
0xb8001000 |
TIMER | Timers |
0xb8002000 |
AIC | Interrupt controller |
0xb8003000 |
GPIO | GPIOs |
0xb8004000 |
TACH0 | tachometer 0 |
0xb8005000 |
TACH1 | tachometer 1 |
0xb8006000 |
I2C0 | I2C controllers |
0xb8006100 |
I2C1 | |
0xb8006200 |
I2C2 | |
0xb8006300 |
I2C3 | |
0xb8006400 |
I2C4 | |
0xb8006500 |
I2C5 | |
0xb8007000 |
PWM | Pulse-width modulation |
0xb8008000 |
KCS | |
0xb8009000 |
ADC | Analog-digital converter |
0xb800b000 |
AES | |
0xc0000000 |
memory-mapped SPI flash | |
0xc6000000 |
internal RAM, 0x400 bytes | |
0xc8000000 |
FIU | boot SPI flash controller |
0xc8001000 |
SHM | Shared memory(?) |
- The ATEN kernel indicates that AHB starts at 0xb0000000 and APB starts at 0xb8000000.
Overview:
Basics:
Peripherals:
- Memory controller
- UART, SPI/SSPI, I2C, SD
- GPIOs and pinmux
- Ethernet
- USB, LPC, PECI, XBUS
- PWM and Tachometer, ADC
- Graphics
Board specifics: