Renesas M3T-MR100 Instrukcja Użytkownika Pobierz pdf (Strona 157)

- 143 -

5.8 Memory Pool Management Function (Variable-size Memory Pool)

Specifications of the Variable-size Memory pool function of MR100 are listed in Table 5.15.

The memory pool area to be acquired can be specified by a section name for each memory pool during configuration.

Table 5.15 Specifications of the Variable-size memory Pool Function

No. Item Content

1 Variable-size memory pool ID 1-255

2 Size of Variable-size Memory pool 32-67108864

3 Maximum number of memory blocks to

be acquired

4-65504

4 Supported attributes When memory is insufficient, task-waiting APIs are not sup-

ported.

5 Specification of memory pool area Area to be acquired specifiable by a section

Table 5.16 List of Variable -size memory pool Function Service Call

System State

No. Service Call Function

T N E D U L

1 pget_mpl Aquires variable-size memory block (polling) O O O O

2 rel_mpl Releases variable-size memory block O O O O

3 ref_mpl O O O O

4 iref_mpl

References variable-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

1 2 ... 152 153 154 155 156 157 158 159 160 161 162 ... 303 304

Brak uwag

Renesas M3T-MR100 Instrukcja Użytkownika Strona 157