AN2347 Freescale Semiconductor / Motorola, AN2347 Datasheet - Page 30

• Manufacturer Part Number: AN2347
• Description: Using an MPC8260 and an MPC7410 with Shared Memory
• Manufacturer: Freescale Semiconductor / Motorola

Main Initialization Routine—P2N.2
Main Initialization Routine—P2N.2
Setup L2Cache
L2inv:
30
mtspr
mtspr
isync
addis
ori
addis
ori
mtspr
mtspr
isync
addis
mtspr
mtspr
isync
mfmsr
ori
mtmsr
isync
addis
mtspr
sync
addis
mtspr
isync
mfspr
andi.
bne
isync
r3
r3, r3, 0x30
r3
r10, r0, 0
l2cr, r10
r10,r0,(SIZ1M|CLK20|RAMSB|OH05|L2I|L2DO)@ha
l2cr, r10
r10, l2cr
r10, r10, L2IP@l
L2inv
Using an MPC8260 and an MPC7410 with Shared Memory
Freescale Semiconductor, Inc.
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ibat0l, r4
ibat0u, r3
r3, 0, 0x0000
r3, r3, 0x1fff
r4, 0, 0x0000
r4, r4, 0x0002
ibat1l, r4
ibat1u, r3
r3, 0, 0
ibat2u, r3
ibat3u, r3
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# Switch on translation
; Clear L2CR
; burst, divide by 2.0, 1ns output hold
; Wait on invalidate in progress clear
# Cacheable 256M from 0x0000_0000
# clear unused bats
; 1Mb sync
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