Memory Mapping

Here you can find the memory mapping on the vita.

The section is divided in Physical and Virtual.

Physical Mapping

Start	End	Secure	Comments
0x00000000	0x00007FFF	NS	Alias of 0x1F000000, ScePower scratch buffer
0x1A000000	0x1A001FFF	NS	SceInterruptControllerReg, Interrupts
0x1A002000	0x1A002FFF	?	ScePl310Reg / SceL2CacheReg, L2 Cache Controller
0x1C000000	0x1C1FFFFF	NS	SceDisplay / SceCameraSRAM (only 960x480 mapped)
0x1F000000	0x1F007FFF	NS	ScePowerScratchPad32KiB
0x1F840000	0x1F85FFFF	NS	SceVeneziaSpram
0x20000000	0x27FFFFFF	NS	VRAM
0x40000000	0x401FFFFF	S	Secure DRAM (extra 1 meg before FW 3.52)
0x40200000	0x5FCFFFFF	NS	Shared DRAM (starts at 0x40300000 before FW 3.52)
0x60000000	0x7FFFFFFF	NS	Devkit additional DRAM
0x80000000	0x9FFFFFFF	NS	Unused or DRAM ?
0xE0000000	?	S	F00D Processor
0xE0100000	0xE0100FFF	NS	SceGpio1Reg
0xE0400000	0xE0400FFF	NS	SceDmacmgrDmac4Reg
0xE0410000	0xE0410FFF	NS	SceDmacmgrDmac5Reg
0xE0420000	0xE0420FFF	NS	SceI2s0Reg
0xE0430000	0xE0430FFF	NS	SceI2s1Reg
0xE0440000	0xE0440FFF	NS	SceI2s2Reg
0xE0450000	0xE0450FFF	NS	SceI2s3Reg
0xE0460000	0xE0460FFF	NS	SceI2s5Reg
0xE0470000	0xE0470FFF	NS	SceI2s4Reg
0xE0490000	0xE0490FFF	NS	SceI2s7Reg
0xE04A0000	0xE04A0FFF	NS	SceSrcMix0Reg
0xE04B0000	0xE04B0FFF	NS	SceSrcMix1Reg
0xE04C0000	0xE04C0FFF	NS	SceSrcMix2Reg
0xE04D0000	0xE04D3FFF	NS	SceSpdifReg
0xE04DC000	0xE04DCFFF	NS	SceAclkgenReg
0xE04E0000	0xE04E0FFF	NS	SceDmacmgrKeyringReg / SceSblDMAC5DmacKRBase
0xE0500000	0xE0500FFF	NS	SceI2c0Reg
0xE0510000	0xE0510FFF	NS	SceI2c1Reg
0xE0900000	0xE0900FFF	NS	SceMsif
0xE0A00000	0xE0A00FFF	NS	SceSpi0Reg (SceSyscon)
0xE0A10000	0xE0A10FFF	NS	SceSpi1Reg (SceMotionDev)
0xE0A20000	0xE0A20FFF	NS	SceSpi2Reg (SceOled)
0xE0B00000	0xE0B00FFF	NS	SceSdif0
0xE0C00000	0xE0C00FFF	NS	SceSdif1
0xE0C10000	0xE0C10FFF	NS	SceSdif2
0xE2030000	0xE209FFFF	NS	SceUartReg
0xE20A0000	0xE20A0FFF	NS	SceGpio0Reg / SceLedReg
0xE20A1000	0xE20AFFFF	NS	SceLedReg
0xE20B1000	0xE20B5FFF	NS	SceLongRangeTimerReg
0xE20B7000	0xE20BFFFF	NS	SceWordTimerReg
0xE20BE000	0xE20BEFFF	?	Timer for usleep
0xE20C0000	0xE20C0FFF	NS	ScePwmReg
0xE3000000	0xE3000FFF	NS	SceDmacmgrDmac0Reg
0xE3010000	0xE3010FFF	NS	SceDmacmgrDmac1Reg
0xE3020000	0xE3020FFF	NS	SceCif0Reg
0xE3030000	0xE3030FFF	NS	SceCif1Reg
0xE3050000	0xE3050FFF	NS	SceCsi0Reg
0xE3060000	0xE3060FFF	NS	SceCsi1Reg
0xE3100000	0xE3100FFF	NS	ScePervasiveMisc
0xE3101000	0xE3101FFF	NS	ScePervasiveResetReg
0xE3102000	0xE3102FFF	NS	ScePervasiveGate
0xE3103000	0xE3103FFF	NS	ScePervasiveBaseClk
0xE3104000	0xE3104FFF	NS	ScePervasiveVid
0xE3105000	0xE3105FFF	NS	SceUartClkgenReg
0xE3106000	0xE3106FFF	NS	ScePervasiveMailboxReg
0xE3108000	0xE3108FFF	NS	ScePervasiveTas0
0xE3109000	0xE3109FFF	NS	ScePervasiveTas1
0xE310A000	0xE310AFFF	NS	ScePervasiveTas2
0xE310B000	0xE310BFFF	NS	ScePervasiveTas3
0xE310C000	0xE310CFFF	NS	ScePervasiveTas4
0xE310D000	0xE310DFFF	NS	ScePervasiveTas5
0xE310E000	0xE310EFFF	NS	ScePervasiveTas6
0xE310F000	0xE310FFFF	NS	ScePervasiveTas7
0xE3110000	0xE3110FFF	NS	SceUdcd0 / ScePervasive2Reg
0xE3200000	0xE3200FFF	S	Base Debug ROM Table
0xE3203000	0xE3203FFF	NS	SceTpiuReg
0xE3204000	0xE3204FFF	NS	SceFunnelReg
0xE3205000	0xE3205FFF	NS	SceItmReg
0xE3300000	0xE3300FFF	S	Cortex A9 Debug ROM Table
0xE3310000	0xE3310FFF	NS	SceDbg0Reg, Debugger Interface
0xE3311000	0xE3311FFF	NS	ScePmu0Reg
0xE3312000	0xE3312FFF	NS	SceDbg1Reg, Debugger Interface
0xE3313000	0xE3313FFF	NS	ScePmu1Reg
0xE3314000	0xE3314FFF	NS	SceDbg2Reg, Debugger Interface
0xE3315000	0xE3315FFF	NS	ScePmu2Reg
0xE3316000	0xE3316FFF	NS	SceDbg3Reg, Debugger Interface
0xE3317000	0xE3317FFF	NS	ScePmu3Reg
0xE3318000	0xE3318FFF	NS	SceCti0Reg
0xE3319000	0xE3319FFF	NS	SceCti1Reg
0xE331A000	0xE331AFFF	NS	SceCti2Reg
0xE331B000	0xE331BFFF	NS	SceCti3Reg
0xE331C000	0xE331CFFF	NS	ScePtm0Reg
0xE331D000	0xE331DFFF	NS	ScePtm1Reg
0xE331E000	0xE331EFFF	NS	ScePtm2Reg
0xE331F000	0xE331FFFF	NS	ScePtm3Reg
0xE3320000	0xE3323FFF	NS	SceIntrmgrVfpIntRegs
0xE4020000	0xE4020FFF	NS	SceUsbdEhci
0xE40B0000	0xE40B0FFF	NS	SceUsbdEhci
0xE40C0000	0xE40C0FFF	NS	SceUdcd1
0xE40D0000	0xE40D0FFF	NS	SceUdcd2
0xE40E0000	0xE40E0FFF	NS	SceUsbdEhci
0xE5000000	0xE5000FFF	NS	SceDmacmgrDmac2Reg
0xE5010000	0xE5010FFF	NS	SceDmacmgrDmac3Reg
0xE5020000	0xE5020FFF	NS	SceIftu0RegA (OLED FB)
0xE5021000	0xE5021FFF	NS	SceIftu0RegB
0xE5022000	0xE5022FFF	NS	SceIftuc0Reg
0xE5030000	0xE5030FFF	NS	SceIftu1RegA (HDMI FB)
0xE5031000	0xE5031FFF	NS	SceIftu1RegB
0xE5032000	0xE5032FFF	NS	SceIftuc1Reg
0xE5040000	0xE5040FFF	NS	SceIftu2Reg
0xE5050000	0xE5050FFF	NS	SceDsi0Reg
0xE5060000	0xE5060FFF	NS	SceDsi1Reg
0xE5070000	0xE5070FFF	NS	SceCompatMailbox
0xE5071000	0xE5071FFF	NS	SceCompatLCDDMA
0xE50C0000	0xE50C0FFF	NS	SceDmacmgrDmac6Reg
0xE50D0000	0xE50D1FFF	NS	ScePfmReg
0xE8000000	0xE8001FFF	S	SceSonyRegbus
0xE8100000	0xE8100FFF	NS	SceCompatSharedSram (0xBFC00000 in PSP)
0xE8200000	0xE8200FFF	S	SceEmcTop
0xE8300000	0xE8301FFF	S	SceGrab
0xE8400000	0xE841FFFF	NS	SceSGX543Reg

Virtual Mapping

Missing..