Master Subsystem Application Flow To Start C-Boot Rom Loaders - Texas Instruments Concerto F28M35 Series Technical Reference Manual

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Figure 6-33. Master Subsystem Application Flow to Start C-Boot ROM Loaders
Yes
SCI BOOT
Assign Boot Mode Assign Boot Mode
IOs to Control IOs to Control
Subsytem
MTOCIPCBOOTM MTOCIPCBOOTM
ODE =
BOOT_FROM_SCI BOOT_FROM_I2C
SPRUH22I – April 2012 – Revised November 2019
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Master Subsytem
Applciation
(CTOMBOOTSTATUS & 0xFFFF ==
(C_BOOTROM_BOOTSTS_CTOM_CONTROL_SYSTEM
_READY)
Control Subsytem RAM-
INIT Proceedure
MTOCIPCOM =
MASTER_IPC_MTOC_EXECUTE_
BOOTMODE_CMD
C-Boot ROM Boot Mode
command to be sent?
I2C BOOT SPI BOOT
Assign Boot Mode
IOs to Control
Subsytem Subsytem
MTOCIPCBOOTM
ODE = ODE =
BOOT_FROM_SPI
MTOCIPCSET = 0x80000001
Copyright © 2012–2019, Texas Instruments Incorporated
Guidelines for Boot ROM Application Writers
)
No
PARALLEL BOOT FLASH BOOT
Assign Boot Mode
IOs to Control
Subsytem
MTOCIPCBOOTMODE
= BOOT_FROM_FLASH
MTOCIPCBOOTM
ODE =
BOOT_FROM_PAR
ALLEL
ROM Code and Peripheral Booting
RAM BOOT
USE Shared RAM or
IPC to Move data to
control subsytem RAM
MTOCIPCBOOTMODE
= BOOT_FROM_RAM
615