How to place a variable at a given absolute address in memory (with GCC)

Question

The RealView ARM C Compiler supports placing a variable at a given memory address using the variable attribute at(address):

int var __attribute_         


        

Answer 1

    extern const uint8_t dev_serial[12];
    asm(".equ dev_serial, 0x1FFFF7E8");
/* or    asm("dev_serial = 0x1FFFF7E8"); */
    ...

    for (i = 0 ; i < sizeof(dev_serial); i++)
        printf((char *)"%02x ", dev_serial[i]);