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Add function to query the system RAM size #60

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Merged
InvoxiPlayGames merged 2 commits into from
Dec 4, 2025
Merged

Add function to query the system RAM size #60

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ec6501d
add function to query the system RAM size
mitchellwaite Dec 3, 2025
d7d1454
simplify function
mitchellwaite Dec 4, 2025
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8 changes: 8 additions & 0 deletions libxenon/drivers/xb360/xb360.c
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Original file line number Diff line number Diff line change
Expand Up @@ -660,3 +660,11 @@ unsigned int xenon_get_kv_offset()
return ret;
return 0;
}

unsigned int xenon_get_ram_size()
{
// 0xE1040000 is the host bridge register where HWINIT stores a little endian uint32
// representing the amount of memory (in bytes) installed on the system. CB_B looks
// here to determine whether or not to throw panic 0xAF (UNSUPPORTED_RAM_SIZE)
return __builtin_bswap32(*(unsigned int *)0xE1040000);
}
2 changes: 2 additions & 0 deletions libxenon/drivers/xb360/xb360.h
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Expand Up @@ -119,6 +119,8 @@ unsigned int xenon_get_DVE();
unsigned int xenon_get_PCIBridgeRevisionID();
unsigned int xenon_get_CPU_PVR();
unsigned int xenon_get_XenosID();
unsigned int xenon_get_ram_size();

int xenon_get_console_type(void);

int xenon_get_logical_nand_data(void* buf, unsigned int offset, unsigned int len);
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