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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2005-04-17 16:28:31 +0100
committerRussell King <rmk@dyn-67.arm.linux.org.uk>2005-04-17 16:28:31 +0100
commitcc56449f53ba45646c6f0a2edf77c4acb342caed (patch)
treec48feb9407191d61041a59dabcaf92c185eff64c
parent684f970e2fd2dc0eb8292500903f54f1ebda0e75 (diff)
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[PATCH] ARM: fix debug macros
Fix debug EBSA285 and RiscPC debugging macros to detect whether the MMU is enabled. Signed-off-by: Russell King <rmk@arm.linux.org.uk>
-rw-r--r--include/asm-arm/arch-ebsa285/debug-macro.S7
-rw-r--r--include/asm-arm/arch-rpc/debug-macro.S5
2 files changed, 9 insertions, 3 deletions
diff --git a/include/asm-arm/arch-ebsa285/debug-macro.S b/include/asm-arm/arch-ebsa285/debug-macro.S
index 237853d..97d15fc 100644
--- a/include/asm-arm/arch-ebsa285/debug-macro.S
+++ b/include/asm-arm/arch-ebsa285/debug-macro.S
@@ -45,9 +45,12 @@
.equ dc21285_low, ARMCSR_BASE & 0x00ffffff
.macro addruart,rx
- mov \rx, #dc21285_high
+ mrc p15, 0, \rx, c1, c0
+ tst \rx, #1 @ MMU enabled?
+ moveq \rx, #0x42000000
+ movne \rx, #dc21285_high
.if dc21285_low
- orr \rx, \rx, #dc21285_low
+ orrne \rx, \rx, #dc21285_low
.endif
.endm
diff --git a/include/asm-arm/arch-rpc/debug-macro.S b/include/asm-arm/arch-rpc/debug-macro.S
index 0711828..456d3d7 100644
--- a/include/asm-arm/arch-rpc/debug-macro.S
+++ b/include/asm-arm/arch-rpc/debug-macro.S
@@ -12,7 +12,10 @@
*/
.macro addruart,rx
- mov \rx, #0xe0000000
+ mrc p15, 0, \rx, c1, c0
+ tst \rx, #1 @ MMU enabled?
+ moveq \rx, #0x03000000
+ movne \rx, #0xe0000000
orr \rx, \rx, #0x00010000
orr \rx, \rx, #0x00000fe0
.endm