Vodafone SS 08 - Manual (Page 45)

TU Dresden, 4/29/2008 Slide 45
chair
What is the bootloader?
ƒ When the DSP is powered and the CPU is taken out of
reset the internal memory is still in a random state and
the program will start running for address zero.
DMA DMA
L2 Cache L2 Cache
L1P Cache L1P Cache
L1D Cache L1D Cache
CPU CPU
Boot Boot Config Config
EMIF EMIF
EPROM EPROM
C6211/C6711 C6211/C6711
VCC VCC
VCC VCC
Addr Addr
0000 0000
0001 0001
0002 0002
0003 0003
... ...
PC=0000 PC=0000 PC=0001 PC=0001 PC=0002 PC=0002 PC=0003 PC=0003
0000 0000
0001 0001
0002 0002
0003 0003