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authorOliver O'Halloran <oohall@gmail.com>2019-11-01 09:55:21 +0100
committerMichael Ellerman <mpe@ellerman.id.au>2020-01-23 11:31:21 +0100
commit2d9b332d99b24f27f77e9ba38ce3c8beb11a81c0 (patch)
treef42055f64b309101840bf6788d28a16c008cdc6e /arch/powerpc/xmon
parentpowerpc/powernv: Use common code for the symbol_map export (diff)
downloadlinux-2d9b332d99b24f27f77e9ba38ce3c8beb11a81c0.tar.xz
linux-2d9b332d99b24f27f77e9ba38ce3c8beb11a81c0.zip
powerpc/xmon: Allow passing an argument to ppc_md.restart()
On PowerNV a few different kinds of reboot are supported. We'd like to be able to exercise these from xmon so allow 'zr' to take an argument, and pass that to the ppc_md.restart() function. Signed-off-by: Oliver O'Halloran <oohall@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20191101085522.3055-1-oohall@gmail.com
Diffstat (limited to 'arch/powerpc/xmon')
-rw-r--r--arch/powerpc/xmon/xmon.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index 03d23075ac43..e8c84d265602 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -1192,16 +1192,19 @@ static int do_step(struct pt_regs *regs)
static void bootcmds(void)
{
+ char tmp[64];
int cmd;
cmd = inchar();
- if (cmd == 'r')
- ppc_md.restart(NULL);
- else if (cmd == 'h')
+ if (cmd == 'r') {
+ getstring(tmp, 64);
+ ppc_md.restart(tmp);
+ } else if (cmd == 'h') {
ppc_md.halt();
- else if (cmd == 'p')
+ } else if (cmd == 'p') {
if (pm_power_off)
pm_power_off();
+ }
}
static int cpu_cmd(void)