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| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-03-25 03:53:42 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-03-25 03:53:42 -0300 |
| commit | 03dd4cb26d967f9588437b0fc9cc0e8353322bb7 (patch) | |
| tree | fa581f6dc1c0596391690d1f67eceef3af8246dc /arch/h8300/kernel/entry.S | |
| parent | d4e493caf788ef44982e131ff9c786546904d934 (diff) | |
Linux-libre 4.5-gnu
Diffstat (limited to 'arch/h8300/kernel/entry.S')
| -rw-r--r-- | arch/h8300/kernel/entry.S | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/h8300/kernel/entry.S b/arch/h8300/kernel/entry.S index 797dfa8dd..4f67d4b35 100644 --- a/arch/h8300/kernel/entry.S +++ b/arch/h8300/kernel/entry.S @@ -188,7 +188,11 @@ _interrupt_redirect_table: jsr @_interrupt_entry /* NMI */ jmp @_system_call /* TRAPA #0 (System call) */ .long 0 +#if defined(CONFIG_KGDB) + jmp @_kgdb_trap +#else .long 0 +#endif jmp @_trace_break /* TRAPA #3 (breakpoint) */ .rept INTERRUPTS-12 jsr @_interrupt_entry @@ -242,6 +246,7 @@ _system_call: /* save top of frame */ mov.l sp,er0 jsr @set_esp0 + andc #0x3f,ccr mov.l sp,er2 and.w #0xe000,r2 mov.l @(TI_FLAGS:16,er2),er2 @@ -405,6 +410,20 @@ _nmi: mov.l @sp+, er0 jmp @_interrupt_entry +#if defined(CONFIG_KGDB) +_kgdb_trap: + subs #4,sp + SAVE_ALL + mov.l sp,er0 + add.l #LRET,er0 + mov.l er0,@(LSP,sp) + jsr @set_esp0 + mov.l sp,er0 + subs #4,er0 + jsr @h8300_kgdb_trap + jmp @ret_from_exception +#endif + .section .bss _sw_ksp: .space 4 |