From: David Woodhouse Date: Fri, 9 Dec 2005 18:04:21 +0000 (+0100) Subject: [PATCH] powerpc/cell: disable legacy i/o area X-Git-Tag: v2.6.16-rc1~666^2~57 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d52771fce4e774fa786097d34412a057d487c697;p=linux-2.6 [PATCH] powerpc/cell: disable legacy i/o area We currently crash in the fedora installer because the keyboard driver tries to access I/O space that is not there on our hardware. This uses the same solution as powermac by just marking all legacy i/o as invalid. Signed-off-by: Arnd Bergmann Signed-off-by: Paul Mackerras --- diff --git a/arch/powerpc/platforms/cell/setup.c b/arch/powerpc/platforms/cell/setup.c index c41a6e2e2c..e5ee42b675 100644 --- a/arch/powerpc/platforms/cell/setup.c +++ b/arch/powerpc/platforms/cell/setup.c @@ -201,6 +201,15 @@ static int __init cell_probe(int platform) return 1; } +/* + * Cell has no legacy IO; anything calling this function has to + * fail or bad things will happen + */ +static int cell_check_legacy_ioport(unsigned int baseport) +{ + return -ENODEV; +} + struct machdep_calls __initdata cell_md = { .probe = cell_probe, .setup_arch = cell_setup_arch, @@ -213,6 +222,7 @@ struct machdep_calls __initdata cell_md = { .get_rtc_time = rtas_get_rtc_time, .set_rtc_time = rtas_set_rtc_time, .calibrate_decr = generic_calibrate_decr, + .check_legacy_ioport = cell_check_legacy_ioport, .progress = cell_progress, #ifdef CONFIG_KEXEC .machine_kexec = default_machine_kexec,