Commit 3f8efdbe authored by Russell King's avatar Russell King Committed by Russell King

Merge nommu branch

parents a069c896 22b19086
......@@ -440,11 +440,12 @@ __arm1020_setup:
#ifdef CONFIG_MMU
mcr p15, 0, r0, c8, c7 @ invalidate I,D TLBs on v4
#endif
adr r5, arm1020_crval
ldmia r5, {r5, r6}
mrc p15, 0, r0, c1, c0 @ get control register v4
ldr r5, arm1020_cr1_clear
bic r0, r0, r5
ldr r5, arm1020_cr1_set
orr r0, r0, r5
orr r0, r0, r6
#ifdef CONFIG_CPU_CACHE_ROUND_ROBIN
orr r0, r0, #0x4000 @ .R.. .... .... ....
#endif
......@@ -456,12 +457,9 @@ __arm1020_setup:
* .RVI ZFRS BLDP WCAM
* .011 1001 ..11 0101
*/
.type arm1020_cr1_clear, #object
.type arm1020_cr1_set, #object
arm1020_cr1_clear:
.word 0x593f
arm1020_cr1_set:
.word 0x3935
.type arm1020_crval, #object
arm1020_crval:
crval clear=0x0000593f, mmuset=0x00003935, ucset=0x00001930
__INITDATA
......
......@@ -422,11 +422,11 @@ __arm1020e_setup:
#ifdef CONFIG_MMU
mcr p15, 0, r0, c8, c7 @ invalidate I,D TLBs on v4
#endif
adr r5, arm1020e_crval
ldmia r5, {r5, r6}
mrc p15, 0, r0, c1, c0 @ get control register v4
ldr r5, arm1020e_cr1_clear
bic r0, r0, r5
ldr r5, arm1020e_cr1_set
orr r0, r0, r5
orr r0, r0, r6
#ifdef CONFIG_CPU_CACHE_ROUND_ROBIN
orr r0, r0, #0x4000 @ .R.. .... .... ....
#endif
......@@ -438,12 +438,9 @@ __arm1020e_setup:
* .RVI ZFRS BLDP WCAM
* .011 1001 ..11 0101
*/
.type arm1020e_cr1_clear, #object
.type arm1020e_cr1_set, #object
arm1020e_cr1_clear:
.word 0x5f3f
arm1020e_cr1_set:
.word 0x3935
.type arm1020e_crval, #object
arm1020e_crval:
crval clear=0x00007f3f, mmuset=0x00003935, ucset=0x00001930
__INITDATA
......
......@@ -404,11 +404,11 @@ __arm1022_setup:
#ifdef CONFIG_MMU
mcr p15, 0, r0, c8, c7 @ invalidate I,D TLBs on v4
#endif
adr r5, arm1022_crval
ldmia r5, {r5, r6}
mrc p15, 0, r0, c1, c0 @ get control register v4
ldr r5, arm1022_cr1_clear
bic r0, r0, r5
ldr r5, arm1022_cr1_set
orr r0, r0, r5
orr r0, r0, r6
#ifdef CONFIG_CPU_CACHE_ROUND_ROBIN
orr r0, r0, #0x4000 @ .R..............
#endif
......@@ -421,12 +421,9 @@ __arm1022_setup:
* .011 1001 ..11 0101
*
*/
.type arm1022_cr1_clear, #object
.type arm1022_cr1_set, #object
arm1022_cr1_clear:
.word 0x7f3f
arm1022_cr1_set:
.word 0x3935
.type arm1022_crval, #object
arm1022_crval:
crval clear=0x00007f3f, mmuset=0x00003935, ucset=0x00001930
__INITDATA
......
......@@ -399,11 +399,11 @@ __arm1026_setup:
mov r0, #4 @ explicitly disable writeback
mcr p15, 7, r0, c15, c0, 0
#endif
adr r5, arm1026_crval
ldmia r5, {r5, r6}
mrc p15, 0, r0, c1, c0 @ get control register v4
ldr r5, arm1026_cr1_clear
bic r0, r0, r5
ldr r5, arm1026_cr1_set
orr r0, r0, r5
orr r0, r0, r6
#ifdef CONFIG_CPU_CACHE_ROUND_ROBIN
orr r0, r0, #0x4000 @ .R.. .... .... ....
#endif
......@@ -416,12 +416,9 @@ __arm1026_setup:
* .011 1001 ..11 0101
*
*/
.type arm1026_cr1_clear, #object
.type arm1026_cr1_set, #object
arm1026_cr1_clear:
.word 0x7f3f
arm1026_cr1_set:
.word 0x3935
.type arm1026_crval, #object
arm1026_crval:
crval clear=0x00007f3f, mmuset=0x00003935, ucset=0x00001934
__INITDATA
......
......@@ -169,11 +169,11 @@ __arm720_setup:
#ifdef CONFIG_MMU
mcr p15, 0, r0, c8, c7, 0 @ flush TLB (v4)
#endif
adr r5, arm720_crval
ldmia r5, {r5, r6}
mrc p15, 0, r0, c1, c0 @ get control register
ldr r5, arm720_cr1_clear
bic r0, r0, r5
ldr r5, arm720_cr1_set
orr r0, r0, r5
orr r0, r0, r6
mov pc, lr @ __ret (head.S)
.size __arm720_setup, . - __arm720_setup
......@@ -183,12 +183,9 @@ __arm720_setup:
* ..1. 1001 ..11 1101
*
*/
.type arm720_cr1_clear, #object
.type arm720_cr1_set, #object
arm720_cr1_clear:
.word 0x2f3f
arm720_cr1_set:
.word 0x213d
.type arm720_crval, #object
arm720_crval:
crval clear=0x00002f3f, mmuset=0x0000213d, ucset=0x00000130
__INITDATA
......
......@@ -391,11 +391,11 @@ __arm920_setup:
#ifdef CONFIG_MMU
mcr p15, 0, r0, c8, c7 @ invalidate I,D TLBs on v4
#endif
adr r5, arm920_crval
ldmia r5, {r5, r6}
mrc p15, 0, r0, c1, c0 @ get control register v4
ldr r5, arm920_cr1_clear
bic r0, r0, r5
ldr r5, arm920_cr1_set
orr r0, r0, r5
orr r0, r0, r6
mov pc, lr
.size __arm920_setup, . - __arm920_setup
......@@ -405,12 +405,9 @@ __arm920_setup:
* ..11 0001 ..11 0101
*
*/
.type arm920_cr1_clear, #object
.type arm920_cr1_set, #object
arm920_cr1_clear:
.word 0x3f3f
arm920_cr1_set:
.word 0x3135
.type arm920_crval, #object
arm920_crval:
crval clear=0x00003f3f, mmuset=0x00003135, ucset=0x00001130
__INITDATA
......
......@@ -395,11 +395,11 @@ __arm922_setup:
#ifdef CONFIG_MMU
mcr p15, 0, r0, c8, c7 @ invalidate I,D TLBs on v4
#endif
adr r5, arm922_crval
ldmia r5, {r5, r6}
mrc p15, 0, r0, c1, c0 @ get control register v4
ldr r5, arm922_cr1_clear
bic r0, r0, r5
ldr r5, arm922_cr1_set
orr r0, r0, r5
orr r0, r0, r6
mov pc, lr
.size __arm922_setup, . - __arm922_setup
......@@ -409,12 +409,9 @@ __arm922_setup:
* ..11 0001 ..11 0101
*
*/
.type arm922_cr1_clear, #object
.type arm922_cr1_set, #object
arm922_cr1_clear:
.word 0x3f3f
arm922_cr1_set:
.word 0x3135
.type arm922_crval, #object
arm922_crval:
crval clear=0x00003f3f, mmuset=0x00003135, ucset=0x00001130
__INITDATA
......
......@@ -455,11 +455,10 @@ __arm925_setup:
mcr p15, 7, r0, c15, c0, 0
#endif
adr r5, {r5, r6}
mrc p15, 0, r0, c1, c0 @ get control register v4
ldr r5, arm925_cr1_clear
bic r0, r0, r5
ldr r5, arm925_cr1_set
orr r0, r0, r5
orr r0, r0, r6
#ifdef CONFIG_CPU_CACHE_ROUND_ROBIN
orr r0, r0, #0x4000 @ .1.. .... .... ....
#endif
......@@ -472,12 +471,9 @@ __arm925_setup:
* .011 0001 ..11 1101
*
*/
.type arm925_cr1_clear, #object
.type arm925_cr1_set, #object
arm925_cr1_clear:
.word 0x7f3f
arm925_cr1_set:
.word 0x313d
.type arm925_crval, #object
arm925_crval:
crval clear=0x00007f3f, mmuset=0x0000313d, ucset=0x00001130
__INITDATA
......
......@@ -404,11 +404,11 @@ __arm926_setup:
mcr p15, 7, r0, c15, c0, 0
#endif
adr r5, arm926_crval
ldmia r5, {r5, r6}
mrc p15, 0, r0, c1, c0 @ get control register v4
ldr r5, arm926_cr1_clear
bic r0, r0, r5
ldr r5, arm926_cr1_set
orr r0, r0, r5
orr r0, r0, r6
#ifdef CONFIG_CPU_CACHE_ROUND_ROBIN
orr r0, r0, #0x4000 @ .1.. .... .... ....
#endif
......@@ -421,12 +421,9 @@ __arm926_setup:
* .011 0001 ..11 0101
*
*/
.type arm926_cr1_clear, #object
.type arm926_cr1_set, #object
arm926_cr1_clear:
.word 0x7f3f
arm926_cr1_set:
.word 0x3135
.type arm926_crval, #object
arm926_crval:
crval clear=0x00007f3f, mmuset=0x00003135, ucset=0x00001134
__INITDATA
......
......@@ -49,3 +49,13 @@
.macro asid, rd, rn
and \rd, \rn, #255
.endm
.macro crval, clear, mmuset, ucset
#ifdef CONFIG_MMU
.word \clear
.word \mmuset
#else
.word \clear
.word \ucset
#endif
.endm
......@@ -185,11 +185,12 @@ __sa110_setup:
#ifdef CONFIG_MMU
mcr p15, 0, r10, c8, c7 @ invalidate I,D TLBs on v4
#endif
adr r5, sa110_crval
ldmia r5, {r5, r6}
mrc p15, 0, r0, c1, c0 @ get control register v4
ldr r5, sa110_cr1_clear
bic r0, r0, r5
ldr r5, sa110_cr1_set
orr r0, r0, r5
orr r0, r0, r6
mov pc, lr
.size __sa110_setup, . - __sa110_setup
......@@ -199,12 +200,9 @@ __sa110_setup:
* ..01 0001 ..11 1101
*
*/
.type sa110_cr1_clear, #object
.type sa110_cr1_set, #object
sa110_cr1_clear:
.word 0x3f3f
sa110_cr1_set:
.word 0x113d
.type sa110_crval, #object
sa110_crval:
crval clear=0x00003f3f, mmuset=0x0000113d, ucset=0x00001130
__INITDATA
......
......@@ -198,11 +198,11 @@ __sa1100_setup:
#ifdef CONFIG_MMU
mcr p15, 0, r0, c8, c7 @ invalidate I,D TLBs on v4
#endif
adr r5, sa1100_crval
ldmia r5, {r5, r6}
mrc p15, 0, r0, c1, c0 @ get control register v4
ldr r5, sa1100_cr1_clear
bic r0, r0, r5
ldr r5, sa1100_cr1_set
orr r0, r0, r5
orr r0, r0, r6
mov pc, lr
.size __sa1100_setup, . - __sa1100_setup
......@@ -212,12 +212,9 @@ __sa1100_setup:
* ..11 0001 ..11 1101
*
*/
.type sa1100_cr1_clear, #object
.type sa1100_cr1_set, #object
sa1100_cr1_clear:
.word 0x3f3f
sa1100_cr1_set:
.word 0x313d
.type sa1100_crval, #object
sa1100_crval:
crval clear=0x00003f3f, mmuset=0x0000313d, ucset=0x00001130
__INITDATA
......
......@@ -212,11 +212,11 @@ __v6_setup:
orr r0, r0, #(0xf << 20)
mcr p15, 0, r0, c1, c0, 2 @ Enable full access to VFP
#endif
adr r5, v6_crval
ldmia r5, {r5, r6}
mrc p15, 0, r0, c1, c0, 0 @ read control register
ldr r5, v6_cr1_clear @ get mask for bits to clear
bic r0, r0, r5 @ clear bits them
ldr r5, v6_cr1_set @ get mask for bits to set
orr r0, r0, r5 @ set them
orr r0, r0, r6 @ set them
mov pc, lr @ return to head.S:__ret
/*
......@@ -225,12 +225,9 @@ __v6_setup:
* rrrr rrrx xxx0 0101 xxxx xxxx x111 xxxx < forced
* 0 110 0011 1.00 .111 1101 < we want
*/
.type v6_cr1_clear, #object
.type v6_cr1_set, #object
v6_cr1_clear:
.word 0x01e0fb7f
v6_cr1_set:
.word 0x00c0387d
.type v6_crval, #object
v6_crval:
crval clear=0x01e0fb7f, mmuset=0x00c0387d, ucset=0x00c0187c
.type v6_processor_functions, #object
ENTRY(v6_processor_functions)
......
......@@ -426,23 +426,26 @@ __xsc3_setup:
orr r0, r0, #(1 << 10) @ enable L2 for LLR cache
#endif
mcr p15, 0, r0, c1, c0, 1 @ set auxiliary control reg
adr r5, xsc3_crval
ldmia r5, {r5, r6}
mrc p15, 0, r0, c1, c0, 0 @ get control register
bic r0, r0, #0x0002 @ .... .... .... ..A.
orr r0, r0, #0x0005 @ .... .... .... .C.M
bic r0, r0, r5 @ .... .... .... ..A.
orr r0, r0, r6 @ .... .... .... .C.M
#if BTB_ENABLE
bic r0, r0, #0x0200 @ .... ..R. .... ....
orr r0, r0, #0x3900 @ ..VI Z..S .... ....
#else
bic r0, r0, #0x0a00 @ .... Z.R. .... ....
orr r0, r0, #0x3100 @ ..VI ...S .... ....
orr r0, r0, #0x00000800 @ ..VI Z..S .... ....
#endif
#if L2_CACHE_ENABLE
orr r0, r0, #0x4000000 @ L2 enable
orr r0, r0, #0x04000000 @ L2 enable
#endif
mov pc, lr
.size __xsc3_setup, . - __xsc3_setup
.type xsc3_crval, #object
xsc3_crval:
crval clear=0x04003b02, mmuset=0x00003105, ucset=0x00001100
__INITDATA
/*
......
......@@ -475,11 +475,12 @@ __xscale_setup:
orr r0, r0, #1 << 6 @ cp6 for IOP3xx and Bulverde
orr r0, r0, #1 << 13 @ Its undefined whether this
mcr p15, 0, r0, c15, c1, 0 @ affects USR or SVC modes
adr r5, xscale_crval
ldmia r5, {r5, r6}
mrc p15, 0, r0, c1, c0, 0 @ get control register
ldr r5, xscale_cr1_clear
bic r0, r0, r5
ldr r5, xscale_cr1_set
orr r0, r0, r5
orr r0, r0, r6
mov pc, lr
.size __xscale_setup, . - __xscale_setup
......@@ -489,12 +490,9 @@ __xscale_setup:
* ..11 1.01 .... .101
*
*/
.type xscale_cr1_clear, #object
.type xscale_cr1_set, #object
xscale_cr1_clear:
.word 0x3b07
xscale_cr1_set:
.word 0x3905
.type xscale_crval, #object
xscale_crval:
crval clear=0x00003b07, mmuset=0x00003905, ucset=0x00001900
__INITDATA
......
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