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[PATCH] FRV: Introduce asm-offsets for FRV arch

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Introduce the use of asm-offsets into the FRV architecture.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
David Howells
2006-07-10 04:44:55 -07:00
committed by Linus Torvalds
parent 6d8c4e3b01
commit 84e8cd6dbc
13 changed files with 311 additions and 195 deletions
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13
arch/frv/kernel/debug-stub.c
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@ -39,10 +39,9 @@ do { \
gdbstub_do_rx(); \
} while(!FLOWCTL_QUERY(LINE))
static void __init debug_stub_init(void);
struct frv_debug_status __debug_status;
extern asmlinkage void __break_hijack_kernel_event(void);
extern asmlinkage void __break_hijack_kernel_event_breaks_here(void);
static void __init debug_stub_init(void);
/*****************************************************************************/
/*
@ -67,7 +66,7 @@ asmlinkage void debug_stub(void)
__set_HSR(0, hsr0 & ~HSR0_ETMD);
/* disable single stepping */
__debug_regs->dcr &= ~DCR_SE;
__debug_status.dcr &= ~DCR_SE;
/* kernel mode can propose an exception be handled in debug mode by jumping to a special
* location */
@ -76,8 +75,8 @@ asmlinkage void debug_stub(void)
* the top kernel context */
*__debug_frame = *__frame;
__frame = __debug_frame->next_frame;
__debug_regs->brr = (__debug_frame->tbr & TBR_TT) << 12;
__debug_regs->brr |= BRR_EB;
__debug_status.brr = (__debug_frame->tbr & TBR_TT) << 12;
__debug_status.brr |= BRR_EB;
}
if (__debug_frame->pc == (unsigned long) __debug_bug_trap + 4) {
@ -124,7 +123,7 @@ static void __init debug_stub_init(void)
__debug_frame->pc = (unsigned long) start_kernel;
/* enable the debug events we want to trap */
__debug_regs->dcr = DCR_EBE;
__debug_status.dcr = DCR_EBE;
#ifdef CONFIG_GDBSTUB
gdbstub_init();