aboutsummaryrefslogtreecommitdiffstats
path: root/arch/microblaze/kernel/misc.S
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2010-04-11 17:53:53 -0400
committerDavid S. Miller <davem@davemloft.net>2010-04-11 17:53:53 -0400
commit871039f02f8ec4ab2e5e9010718caa8e085786f1 (patch)
treef0d2b3127fc48c862967d68c46c2d46668137515 /arch/microblaze/kernel/misc.S
parente4077e018b5ead3de9951fc01d8bf12eeeeeefed (diff)
parent4a1032faac94ebbf647460ae3e06fc21146eb280 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/stmmac/stmmac_main.c drivers/net/wireless/wl12xx/wl1271_cmd.c drivers/net/wireless/wl12xx/wl1271_main.c drivers/net/wireless/wl12xx/wl1271_spi.c net/core/ethtool.c net/mac80211/scan.c
Diffstat (limited to 'arch/microblaze/kernel/misc.S')
-rw-r--r--arch/microblaze/kernel/misc.S15
1 files changed, 13 insertions, 2 deletions
diff --git a/arch/microblaze/kernel/misc.S b/arch/microblaze/kernel/misc.S
index df16c6287a8e..7cf86498326c 100644
--- a/arch/microblaze/kernel/misc.S
+++ b/arch/microblaze/kernel/misc.S
@@ -26,9 +26,10 @@
26 * We avoid flushing the pinned 0, 1 and possibly 2 entries. 26 * We avoid flushing the pinned 0, 1 and possibly 2 entries.
27 */ 27 */
28.globl _tlbia; 28.globl _tlbia;
29.type _tlbia, @function
29.align 4; 30.align 4;
30_tlbia: 31_tlbia:
31 addik r12, r0, 63 /* flush all entries (63 - 3) */ 32 addik r12, r0, MICROBLAZE_TLB_SIZE - 1 /* flush all entries (63 - 3) */
32 /* isync */ 33 /* isync */
33_tlbia_1: 34_tlbia_1:
34 mts rtlbx, r12 35 mts rtlbx, r12
@@ -41,11 +42,13 @@ _tlbia_1:
41 /* sync */ 42 /* sync */
42 rtsd r15, 8 43 rtsd r15, 8
43 nop 44 nop
45 .size _tlbia, . - _tlbia
44 46
45/* 47/*
46 * Flush MMU TLB for a particular address (in r5) 48 * Flush MMU TLB for a particular address (in r5)
47 */ 49 */
48.globl _tlbie; 50.globl _tlbie;
51.type _tlbie, @function
49.align 4; 52.align 4;
50_tlbie: 53_tlbie:
51 mts rtlbsx, r5 /* look up the address in TLB */ 54 mts rtlbsx, r5 /* look up the address in TLB */
@@ -59,17 +62,20 @@ _tlbie_1:
59 rtsd r15, 8 62 rtsd r15, 8
60 nop 63 nop
61 64
65 .size _tlbie, . - _tlbie
66
62/* 67/*
63 * Allocate TLB entry for early console 68 * Allocate TLB entry for early console
64 */ 69 */
65.globl early_console_reg_tlb_alloc; 70.globl early_console_reg_tlb_alloc;
71.type early_console_reg_tlb_alloc, @function
66.align 4; 72.align 4;
67early_console_reg_tlb_alloc: 73early_console_reg_tlb_alloc:
68 /* 74 /*
69 * Load a TLB entry for the UART, so that microblaze_progress() can use 75 * Load a TLB entry for the UART, so that microblaze_progress() can use
70 * the UARTs nice and early. We use a 4k real==virtual mapping. 76 * the UARTs nice and early. We use a 4k real==virtual mapping.
71 */ 77 */
72 ori r4, r0, 63 78 ori r4, r0, MICROBLAZE_TLB_SIZE - 1
73 mts rtlbx, r4 /* TLB slot 2 */ 79 mts rtlbx, r4 /* TLB slot 2 */
74 80
75 or r4,r5,r0 81 or r4,r5,r0
@@ -86,6 +92,8 @@ early_console_reg_tlb_alloc:
86 rtsd r15, 8 92 rtsd r15, 8
87 nop 93 nop
88 94
95 .size early_console_reg_tlb_alloc, . - early_console_reg_tlb_alloc
96
89/* 97/*
90 * Copy a whole page (4096 bytes). 98 * Copy a whole page (4096 bytes).
91 */ 99 */
@@ -104,6 +112,7 @@ early_console_reg_tlb_alloc:
104#define DCACHE_LINE_BYTES (4 * 4) 112#define DCACHE_LINE_BYTES (4 * 4)
105 113
106.globl copy_page; 114.globl copy_page;
115.type copy_page, @function
107.align 4; 116.align 4;
108copy_page: 117copy_page:
109 ori r11, r0, (PAGE_SIZE/DCACHE_LINE_BYTES) - 1 118 ori r11, r0, (PAGE_SIZE/DCACHE_LINE_BYTES) - 1
@@ -118,3 +127,5 @@ _copy_page_loop:
118 addik r11, r11, -1 127 addik r11, r11, -1
119 rtsd r15, 8 128 rtsd r15, 8
120 nop 129 nop
130
131 .size copy_page, . - copy_page