Texas Instruments OMAP36 Series, Technical Reference Manual

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Public Version
IPC Mailbox Register Manual
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Table 14-5. Register Call Summary for Register MAILBOX_REVISION
IPC Mailbox Register Manual
• Mailbox Register Mapping Summary : [0]
Table 14-6. MAILBOX_SYSCONFIG
Address Offset 0x010
Physical Address 0x4809 4010 Instance MLB
Description This register controls the various parameters of the L4-Core interface
Type RW
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Reserved Reserved
Reserved
AUTOIDLE
SIDLEMODE SOFTRESET
CLOCKACTIVITY
Bits Field Name Description Type Reset
31:9 Reserved Write 0's for future compatibility RW 0x000000
Read returns 0
8 CLOCKACTIVITY Clock activity during wake up mode period R 0
Clock can always be switched off and read returns 0
7:5 Reserved Write 0's for future compatibility RW 0x0
Read returns 0
4:3 SIDLEMODE RW 0x0
0x0: Force-idle. An idle request is acknowledged unconditionally
0x1: No-idle. An idle request is never acknowledged
0x2: Smart-idle. Acknowledgement to an idle request is given
based on the internal activity of the module based on the
internal activity of the module
0x3: Reserved. Do not use.
2 Reserved Write 0's for future compatibility Read returns 0 RW 0
1 SOFTRESET Software reset. This bit is automatically reset by the hardware. During RW 0
reads, it always return 0
0x0: Normal mode
0x1: The module is reset
0 AUTOIDLE Internal interface clock gating strategy RW 0
0x0: Interface clock is free-running
0x1: Automatic interface clock gating strategy is applied, based
on the L4-Core interface activity
Table 14-7. Register Call Summary for Register MAILBOX_SYSCONFIG
IPC Integration
• Resets : [0]
• Power Management : [1] [2] [3] [4]
IPC Mailbox Basic Programming Model
• Software Reset : [5] [6] [7] [8]
• Idle Mode and Clock Configuration : [9] [10]
• Example of Communication : [11] [12]
IPC Mailbox Register Manual
• Mailbox Register Mapping Summary : [13]
2658Interprocessor Communication SWPU177N – December 2009 – Revised November 2010
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