Fast Models Reference Manual - ARM Information Center

Processor Components
Table 4-22 ARMCortexR4CT parameters (continued)
Parameter Description Type
Allowed
value
Default
value
icache-state_modelled
Set whether I-cache has stateful
implementation.
boolean true/false false
icache-size Set I-cache size in bytes. integer 4KB, 8KB,
16KB, 32KB,
or 64KB
0x10000
itcm0_base Base address of ITCM at startup. integer uint32_t 0x00000000
dtcm0_base
Base address of DTCM at
startup.
integer uint32_t 0x00800000
itcm0_size Size of ITCM in KB. integer 0x0000 - 0x2000 0x8
dtcm0_size Size of DTCM in KB. integer 0x0000 - 0x2000 0x8
implements_vfp
Set whether the model has been
built with VFP support.
boolean true/false true
semihosting-cmd_line a
Command line available to
semihosting SVC calls.
string
no limit except
memory
[empty
string]
semihosting-debug
Enable debug output of
boolean true/false false
semihosting SVC calls. b
semihosting-enable
Enable semihosting SVC traps.
Caution
Applications that do not use
semihosting must set this
parameter to false.
boolean true/false true
semihosting-ARM_SVC
semihosting-Thumb_SVC
ARM SVC number for
semihosting.
Thumb SVC number for
semihosting.
integer 24 bit integer 0x123456
integer 8 bit integer 0xAB
semihosting-heap_base Virtual address of heap base. integer 0x00000000 -
0xFFFFFFFF
semihosting-heap_limit Virtual address of top of heap. integer 0x00000000 -
0xFFFFFFFF
0x0
0x0F000000
semihosting-stack_base
Virtual address of base of
descending stack.
integer 0x00000000 -
0xFFFFFFFF
0x10000000
semihosting-stack_limit Virtual address of stack limit. integer 0x00000000 -
0xFFFFFFFF
0x0F0000000
vfp-enable_at_reset c
Enable coprocessor access and
VFP at reset.
boolean true/false false
a. The value of argv[0] points to the first command line argument, not to the name of an image.
b. Currently ignored.
c. This is a model specific behavior with no hardware equivalent.
ARM DUI 0423J Copyright © 2008-2011 ARM. All rights reserved. 4-47
ID051811
Non-Confidential