Renesas Emulator System M3T-MR100 User Manual
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5.7 Memory Pool Management Function (Fixed-size Memory Pool)
Specifications of the fixed-size memory pool function of MR100 are listed in Table 5.13.
The memory pool area to be acquired can be specified by a section name for each memory pool during configuration.
Table 5.13 Specifications of the Fixed-size memory pool Function
No. Item
Content
1
Fixed-size memory pool ID
1-255
2
Number of fixed-size memory block
1-65535
3
Size of fixed-size memory block
４-65535
TA_TFIFO: Waiting
tasks
enqueued in order of FIFO
4 Supported
attributes
TA_TPRI:
Waiting tasks enqueued in order of priority
5
Specification of memory pool area
Area to be acquired specifiable by a section
Table 5.14 List of Fixed-size memory pool Function Service Call
System State
No. Service
Call
Function
T N E D
U
L
1 get_mpf
[S][B]
Aquires fixed-size memory block
O
O
O
2 pget_mpf
[S][B]
O
O
O
O
3 ipget_mpf
Aquires fixed-size memory block
(polling)
O O O
O
4 tget_mpf
[S]
Aquires fixed-size memory block
(with timeout)
O
O
O
5 rel_mpf
[S][B]
O
O
O
O
6 irel_mpf
Releases fixed-size memory block
O O O
O
7 ref_mpf
O
O
O
O
8 iref_mpf
References fixed-size memory pool status
O O O
O
Notes:
•
[S]: Standard profile service calls
[B]: Basic profile service calls
•
Each sign within " System State " is a following meaning.
♦ T: Can be called from task context
♦ N: Can be called from non-task context
♦ E: Can be called from dispatch-enabled state
♦ D: Can be called from dispatch-disabled state
♦ U: Can be called from CPU-unlocked state
♦ L: Can be called from CPU-locked state