linux 2.6.16.38 w/ vs2.0.3-rc1

[linux-2.6.git] / arch / frv / kernel / break.S

diff --git a/arch/frv/kernel/break.S b/arch/frv/kernel/break.S
index dac4a5f..687c48d 100644 (file)
--- a/arch/frv/kernel/break.S
+++ b/arch/frv/kernel/break.S
@@ -9,11 +9,12 @@
  * 2 of the License, or (at your option) any later version.
  */
 
+#include <linux/sys.h>
+#include <linux/config.h>
 #include <linux/linkage.h>
 #include <asm/setup.h>
 #include <asm/segment.h>
 #include <asm/ptrace.h>
-#include <asm/thread_info.h>
 #include <asm/spr-regs.h>
 
 #include <asm/errno.h>
@@ -23,11 +24,13 @@
 #
        .section        .bss.stack
        .globl          __break_user_context
-       .balign         THREAD_SIZE
+       .balign         8192
 __break_stack:
-       .space          THREAD_SIZE - FRV_FRAME0_SIZE
-__break_frame_0:
-       .space          FRV_FRAME0_SIZE
+       .space          (8192 - (USER_CONTEXT_SIZE + REG__DEBUG_XTRA)) & ~7
+__break_stack_tos:
+       .space          REG__DEBUG_XTRA
+__break_user_context:
+       .space          USER_CONTEXT_SIZE
 
 #
 # miscellaneous variables
@@ -72,8 +75,8 @@ __entry_break:
 #endif
        LEDS            0x1001,gr31
 
-       sethi.p         %hi(__break_frame_0),gr31
-       setlo           %lo(__break_frame_0),gr31
+       sethi.p         %hi(__break_user_context),gr31
+       setlo           %lo(__break_user_context),gr31
 
        stdi            gr2,@(gr31,#REG_GR(2))
        movsg           ccr,gr3
@@ -583,8 +586,8 @@ __break_continue:
        # set up the kernel stack pointer
        sti             sp,@(gr31,#REG_SP)
 
-       sethi.p         %hi(__break_frame_0),sp
-       setlo           %lo(__break_frame_0),sp
+       sethi.p         %hi(__break_stack_tos),sp
+       setlo           %lo(__break_stack_tos),sp
 
        # finish building the exception frame
        stdi            gr4 ,@(gr31,#REG_GR(4))
@@ -649,12 +652,9 @@ __break_continue:
        movsg           nmar,gr5
        movsg           dcr,gr6
 
-       sethi.p         %hi(__debug_status),gr7
-       setlo           %lo(__debug_status),gr7
-
-       stdi            gr4 ,@(gr7,#DEBUG_BRR)
-       sti             gr19,@(gr7,#DEBUG_BPSR)
-       sti.p           gr6 ,@(gr7,#DEBUG_DCR)
+       stdi            gr4 ,@(gr31,#REG_BRR)
+       sti             gr19,@(gr31,#REG_BPSR)
+       sti.p           gr6 ,@(gr31,#REG_DCR)
 
        # trap exceptions during break handling and disable h/w breakpoints/watchpoints
        sethi           %hi(DCR_EBE),gr5
@@ -699,10 +699,7 @@ __break_continue:
        lddi            @(gr31,#REG_PSR) ,gr22
        ldi             @(gr31,#REG_PC)  ,gr21
        ldi             @(gr31,#REG_TBR) ,gr20
-
-       sethi.p         %hi(__debug_status),gr6
-       setlo           %lo(__debug_status),gr6
-       ldi.p           @(gr6,#DEBUG_DCR) ,gr6
+       ldi.p           @(gr31,#REG_DCR) ,gr6
 
        andi            gr22,#PSR_S,gr19                /* rebuild BPSR */
        andi.p          gr22,#PSR_ET,gr5