From: Jason Wessel Date: Fri, 2 Apr 2010 16:31:35 +0000 (-0500) Subject: kgdbts,sh: Add in breakpoint pc offset for superh X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=cad08acebf4b7d993b0cefb9af67208c48fb9a5e;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git kgdbts,sh: Add in breakpoint pc offset for superh The kgdb test suite mimics the behavior of gdb. For the sh architecture the pc must be decremented by 2 for software breakpoint. Signed-off-by: Jason Wessel Acked-by: Paul Mundt --- diff --git a/drivers/misc/kgdbts.c b/drivers/misc/kgdbts.c index fcb6ec1af173..72450237a0f4 100644 --- a/drivers/misc/kgdbts.c +++ b/drivers/misc/kgdbts.c @@ -295,6 +295,10 @@ static int check_and_rewind_pc(char *put_str, char *arg) /* On x86 a breakpoint stop requires it to be decremented */ if (addr + 1 == kgdbts_regs.ip) offset = -1; +#elif defined(CONFIG_SUPERH) + /* On SUPERH a breakpoint stop requires it to be decremented */ + if (addr + 2 == kgdbts_regs.pc) + offset = -2; #endif if (strcmp(arg, "silent") && instruction_pointer(&kgdbts_regs) + offset != addr) { @@ -305,6 +309,8 @@ static int check_and_rewind_pc(char *put_str, char *arg) #ifdef CONFIG_X86 /* On x86 adjust the instruction pointer if needed */ kgdbts_regs.ip += offset; +#elif defined(CONFIG_SUPERH) + kgdbts_regs.pc += offset; #endif return 0; }