summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--gdb/linker.cfg9
-rw-r--r--gdb/sh-stub.c18
-rw-r--r--gdb/start.s4
3 files changed, 16 insertions, 15 deletions
diff --git a/gdb/linker.cfg b/gdb/linker.cfg
index 621492afd3..5d5334b92f 100644
--- a/gdb/linker.cfg
+++ b/gdb/linker.cfg
@@ -10,14 +10,15 @@ SECTIONS
*(.rodata)
}
- .bss :
+ .text :
{
- _stack = . + 0x1000;
+ *(.text)
}
- .text :
+ .bss :
{
- *(.text)
+ _stack = . + 0x1000;
+ _stub_stack = _stack + 0x1000;
}
.pad 0x0900C800 :
diff --git a/gdb/sh-stub.c b/gdb/sh-stub.c
index 4def26b797..2eb6a5d750 100644
--- a/gdb/sh-stub.c
+++ b/gdb/sh-stub.c
@@ -358,12 +358,11 @@ void catch_exception_127 (void);
void breakpoint (void);
-#define init_stack_size 2*1024 /* if you change this you should also modify BINIT */
-#define stub_stack_size 2*1024
+//#define stub_stack_size 2*1024
-int init_stack[init_stack_size] __attribute__ ((section ("stack"))) = {0};
-int stub_stack[stub_stack_size] __attribute__ ((section ("stack"))) = {0};
+//int stub_stack[stub_stack_size] __attribute__ ((section (".stack"))) = {0};
+extern int stub_stack[];
void INIT (void);
void start (void);
@@ -934,6 +933,8 @@ void breakpoint (void)
/**** Processor-specific routines start here ****/
/**** Processor-specific routines start here ****/
+extern int stack[];
+
/* SH1/SH2 exception vector table format */
typedef struct
{
@@ -949,13 +950,12 @@ typedef struct
** Note that we only define the first 128 vectors, since the Jukebox
** firmware has its entry point at 0x200
*/
-
const vec_type vectable __attribute__ ((section (".vectors"))) =
{
&start, /* 0: Power-on reset PC */
- init_stack + init_stack_size, /* 1: Power-on reset SP */
+ stack, /* 1: Power-on reset SP */
&start, /* 2: Manual reset PC */
- init_stack + init_stack_size, /* 3: Manual reset SP */
+ stack, /* 3: Manual reset SP */
{
&catch_exception_4, /* 4: General invalid instruction */
&catch_exception_5, /* 5: Reserved for system */
@@ -1097,7 +1097,7 @@ void INIT (void)
dofault = 1;
stepped = 0;
- stub_sp = stub_stack + stub_stack_size;
+ stub_sp = stub_stack;
breakpoint ();
/* We should never come here */
@@ -1115,7 +1115,7 @@ void sr(void)
" bra _INIT\n"
" nop\n"
" .align 2\n"
- "L_sp: .long _init_stack + 8000");
+ "L_sp: .long _stack");
asm("saveRegisters:\n");
asm(" mov.l @(L_reg, pc), r0\n"
diff --git a/gdb/start.s b/gdb/start.s
index 88ad906b70..e902db7ad6 100644
--- a/gdb/start.s
+++ b/gdb/start.s
@@ -23,7 +23,7 @@
.section .text
.extern _INIT
.extern _vectable
- .extern _init_stack
+ .extern _stack
.global _start
.align 2
@@ -36,6 +36,6 @@ _start:
nop
1: .long _vectable
-2: .long _init_stack+2*1024*4
+2: .long _stack
3: .long _INIT
.type _start,@function