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authorHelge Deller <deller@gmx.de>2023-08-12 22:47:48 +0200
committerHelge Deller <deller@gmx.de>2023-08-20 20:23:46 +0200
commit390a2086a4c6a325d9cc4e3e22b68b440a08cd9f (patch)
tree2aa71c840b15b6f6db2cd1800445bc1b9c951688 /arch/parisc
parente71d47dc2a6c9a1ec83f015c7c3dd87b635ffcda (diff)
downloadlinux-390a2086a4c6a325d9cc4e3e22b68b440a08cd9f.tar.gz
parisc: Drop the pa7300lc LPMC handler
This was actually never really used, and the info it prints won't help. Drop it. Signed-off-by: Helge Deller <deller@gmx.de>
Diffstat (limited to 'arch/parisc')
-rw-r--r--arch/parisc/include/asm/machdep.h17
-rw-r--r--arch/parisc/kernel/Makefile2
-rw-r--r--arch/parisc/kernel/pa7300lc.c51
-rw-r--r--arch/parisc/kernel/setup.c3
4 files changed, 1 insertions, 72 deletions
diff --git a/arch/parisc/include/asm/machdep.h b/arch/parisc/include/asm/machdep.h
deleted file mode 100644
index 215d2c43989de..0000000000000
--- a/arch/parisc/include/asm/machdep.h
+++ /dev/null
@@ -1,17 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _PARISC_MACHDEP_H
-#define _PARISC_MACHDEP_H
-
-#include <linux/notifier.h>
-
-#define MACH_RESTART 1
-#define MACH_HALT 2
-#define MACH_POWER_ON 3
-#define MACH_POWER_OFF 4
-
-extern struct notifier_block *mach_notifier;
-extern void pa7300lc_init(void);
-
-extern void (*cpu_lpmc)(int, struct pt_regs *);
-
-#endif
diff --git a/arch/parisc/kernel/Makefile b/arch/parisc/kernel/Makefile
index 2d1478fc4aa5b..5ab0467be70ae 100644
--- a/arch/parisc/kernel/Makefile
+++ b/arch/parisc/kernel/Makefile
@@ -6,7 +6,7 @@
extra-y := vmlinux.lds
obj-y := head.o cache.o pacache.o setup.o pdt.o traps.o time.o irq.o \
- pa7300lc.o syscall.o entry.o sys_parisc.o firmware.o \
+ syscall.o entry.o sys_parisc.o firmware.o \
ptrace.o hardware.o inventory.o drivers.o alternative.o \
signal.o hpmc.o real2.o parisc_ksyms.o unaligned.o \
process.o processor.o pdc_cons.o pdc_chassis.o unwind.o \
diff --git a/arch/parisc/kernel/pa7300lc.c b/arch/parisc/kernel/pa7300lc.c
deleted file mode 100644
index 0d770ac83f70b..0000000000000
--- a/arch/parisc/kernel/pa7300lc.c
+++ /dev/null
@@ -1,51 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * linux/arch/parisc/kernel/pa7300lc.c
- * - PA7300LC-specific functions
- *
- * Copyright (C) 2000 Philipp Rumpf */
-
-#include <linux/sched.h>
-#include <linux/sched/debug.h>
-#include <linux/smp.h>
-#include <linux/kernel.h>
-#include <asm/io.h>
-#include <asm/ptrace.h>
-#include <asm/machdep.h>
-
-/* CPU register indices */
-
-#define MIOC_STATUS 0xf040
-#define MIOC_CONTROL 0xf080
-#define MDERRADD 0xf0e0
-#define DMAERR 0xf0e8
-#define DIOERR 0xf0ec
-#define HIDMAMEM 0xf0f4
-
-/* this returns the HPA of the CPU it was called on */
-static u32 cpu_hpa(void)
-{
- return 0xfffb0000;
-}
-
-static void pa7300lc_lpmc(int code, struct pt_regs *regs)
-{
- u32 hpa;
- printk(KERN_WARNING "LPMC on CPU %d\n", smp_processor_id());
-
- show_regs(regs);
-
- hpa = cpu_hpa();
- printk(KERN_WARNING
- "MIOC_CONTROL %08x\n" "MIOC_STATUS %08x\n"
- "MDERRADD %08x\n" "DMAERR %08x\n"
- "DIOERR %08x\n" "HIDMAMEM %08x\n",
- gsc_readl(hpa+MIOC_CONTROL), gsc_readl(hpa+MIOC_STATUS),
- gsc_readl(hpa+MDERRADD), gsc_readl(hpa+DMAERR),
- gsc_readl(hpa+DIOERR), gsc_readl(hpa+HIDMAMEM));
-}
-
-void pa7300lc_init(void)
-{
- cpu_lpmc = pa7300lc_lpmc;
-}
diff --git a/arch/parisc/kernel/setup.c b/arch/parisc/kernel/setup.c
index 211a4afdd282a..3e95b5417a506 100644
--- a/arch/parisc/kernel/setup.c
+++ b/arch/parisc/kernel/setup.c
@@ -31,7 +31,6 @@
#include <asm/sections.h>
#include <asm/pdc.h>
#include <asm/led.h>
-#include <asm/machdep.h> /* for pa7300lc_init() proto */
#include <asm/pdc_chassis.h>
#include <asm/io.h>
#include <asm/setup.h>
@@ -93,8 +92,6 @@ static void __init dma_ops_init(void)
"the PA-RISC 1.1 or 2.0 architecture specification.\n");
case pcxl2:
- pa7300lc_init();
- break;
default:
break;
}