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author | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2020-08-25 11:00:02 +0200 |
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committer | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2020-08-25 11:00:02 +0200 |
commit | 2d9ad4cfaf4d32a64a4ed556e5bcab9121215026 (patch) | |
tree | 3572e6cd05effa4e2943cee817defb2b9a72afd1 /arch/sh/boards/mach-cayman/panic.c | |
parent | drm/modeset-lock: Take the modeset BKL for legacy drivers (diff) | |
parent | Linux 5.9-rc2 (diff) | |
download | wireguard-linux-2d9ad4cfaf4d32a64a4ed556e5bcab9121215026.tar.xz wireguard-linux-2d9ad4cfaf4d32a64a4ed556e5bcab9121215026.zip |
Merge tag 'v5.9-rc2' into drm-misc-fixes
Backmerge requested by Tomi for a fix to omap inconsistent
locking state issue, and because we need at least v5.9-rc2 now.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Diffstat (limited to 'arch/sh/boards/mach-cayman/panic.c')
-rw-r--r-- | arch/sh/boards/mach-cayman/panic.c | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/arch/sh/boards/mach-cayman/panic.c b/arch/sh/boards/mach-cayman/panic.c deleted file mode 100644 index cfc46314e7d9..000000000000 --- a/arch/sh/boards/mach-cayman/panic.c +++ /dev/null @@ -1,46 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Copyright (C) 2003 Richard Curnow, SuperH UK Limited - */ - -#include <linux/kernel.h> -#include <linux/io.h> -#include <cpu/registers.h> - -/* THIS IS A PHYSICAL ADDRESS */ -#define HDSP2534_ADDR (0x04002100) - -static void poor_mans_delay(void) -{ - int i; - - for (i = 0; i < 2500000; i++) - cpu_relax(); -} - -static void show_value(unsigned long x) -{ - int i; - unsigned nibble; - for (i = 0; i < 8; i++) { - nibble = ((x >> (i * 4)) & 0xf); - - __raw_writeb(nibble + ((nibble > 9) ? 55 : 48), - HDSP2534_ADDR + 0xe0 + ((7 - i) << 2)); - } -} - -void -panic_handler(unsigned long panicPC, unsigned long panicSSR, - unsigned long panicEXPEVT) -{ - while (1) { - /* This piece of code displays the PC on the LED display */ - show_value(panicPC); - poor_mans_delay(); - show_value(panicSSR); - poor_mans_delay(); - show_value(panicEXPEVT); - poor_mans_delay(); - } -} |