the code of Icu in Emios_Icu_Ip.c wastes lots of memeory

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the code of Icu in Emios_Icu_Ip.c wastes lots of memeory

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LewisThin
Contributor III
S32K3 RTD is 2.0.0 in Emios_Icu_Ip.c the variable eMios_Icu_Ip_ChState 's size is 5472 bytes, whose size is all of the icu channle resource and the field of the structure contains lots member which can be defined as const
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LewisThin
Contributor III

hi @danielmartynek 

I am sorry to tell you that I set the compiler options as recommanded。

the real issue is that the definition of eMios_Icu_Ip_ChStateType is too large.

LewisThin_0-1701770853273.png

Firstly , i just config 4 channels in EB, but  the size of array is 3 * 24 = 72

secondly, many members in the eMios_Icu_Ip_ChStateType structure can be set as const

 

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cuongnguyenphu
NXP Employee
NXP Employee

Hi @LewisThin ,
In current latest release S32K3XX RTD 4.0.0 P20, the definition of eMios_Icu_Ip_ChState has been changed:

cuongnguyenphu_0-1716377486107.png


I belive it can reduce size of code in this case

 

 

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LewisThin
Contributor III
thx, i will try it later
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danielmartynek
NXP TechSupport
NXP TechSupport

Hi @LewisThin,

RTD_ICU_RamSizeReport.xlsx

RTD_ICU_SizeReport.xlsx

can be found in SW32K3_RTD_4.4_2.0.0_D2203_QualityPackage.zip

Plese make sure the compiler options are set as per the SW32K3_RTD_4.4_2.0.0_D2203_ReleaseNotes.pdf

 

Regards,

Daniel

 

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