[PATCH 391] M68k offsets.h generation

From: Geert Uytterhoeven
Date: Fri Feb 20 2004 - 07:50:04 EST

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M68k offsets.h: Move arch/m68k/kernel/m68k_defs.h to include/asm/offsets.h and
use gen-asm-offsets framework (from Andreas Schwab and Ray Knight)

--- linux-2.6.3/arch/m68k/Makefile 2003-09-03 13:41:43.000000000 +0200
+++ linux-m68k-2.6.3/arch/m68k/Makefile 2004-01-15 13:57:41.000000000 +0100
@@ -111,6 +111,14 @@
bzip2 -1c vmlinux >vmlinux.bz2
endif

+prepare: include/asm-$(ARCH)/offsets.h
+CLEAN_FILES += include/asm-$(ARCH)/offsets.h
+
+arch/$(ARCH)/kernel/asm-offsets.s: include/asm include/linux/version.h \
+ include/config/MARKER
+
+include/asm-$(ARCH)/offsets.h: arch/$(ARCH)/kernel/asm-offsets.s
+ $(call filechk,gen-asm-offsets)
+
archclean:
rm -f vmlinux.gz vmlinux.bz2
- rm -f arch/m68k/kernel/m68k_defs.h arch/m68k/kernel/m68k_defs.d
--- linux-2.6.3/arch/m68k/fpsp040/skeleton.S 2002-11-05 10:09:41.000000000 +0100
+++ linux-m68k-2.6.3/arch/m68k/fpsp040/skeleton.S 2004-01-29 12:44:08.000000000 +0100
@@ -40,7 +40,7 @@

#include <linux/linkage.h>
#include <asm/entry.h>
-#include "../kernel/m68k_defs.h"
+#include <asm/offsets.h>

|SKELETON idnt 2,1 | Motorola 040 Floating Point Software Package

--- linux-2.6.3/arch/m68k/ifpsp060/iskeleton.S 2003-03-25 10:06:08.000000000 +0100
+++ linux-m68k-2.6.3/arch/m68k/ifpsp060/iskeleton.S 2004-02-01 10:44:02.000000000 +0100
@@ -36,7 +36,7 @@

#include <linux/linkage.h>
#include <asm/entry.h>
-#include "../kernel/m68k_defs.h"
+#include <asm/offsets.h>

|################################
--- linux-2.6.3/arch/m68k/kernel/Makefile 2003-08-24 09:48:35.000000000 +0200
+++ linux-m68k-2.6.3/arch/m68k/kernel/Makefile 2004-01-15 13:57:41.000000000 +0100
@@ -16,20 +16,3 @@
obj-$(CONFIG_MODULES) += module.o

EXTRA_AFLAGS := -traditional
-
-$(obj)/head.o: $(obj)/head.S $(obj)/m68k_defs.h
-
-$(obj)/entry.o: $(obj)/entry.S $(obj)/m68k_defs.h
-
-$(obj)/sun3-head.o: $(obj)/sun3-head.S $(obj)/m68k_defs.h
-
-$(obj)/m68k_defs.h: $(src)/m68k_defs.c $(src)/m68k_defs.head
- rm -f $(obj)/m68k_defs.d
- SUNPRO_DEPENDENCIES="$(obj)/m68k_defs.d $(obj)/m68k_defs.h" \
- $(CC) $(filter-out -MD,$(CFLAGS)) -S $(src)/m68k_defs.c -o \
- $(obj)/m68k_defs.s
- cp $(src)/m68k_defs.head $(obj)/m68k_defs.h
- grep '^#define' $(obj)/m68k_defs.s >> $(obj)/m68k_defs.h
- rm $(obj)/m68k_defs.s
--include $(obj)/m68k_defs.d
-
--- linux-2.6.3/arch/m68k/kernel/asm-offsets.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-m68k-2.6.3/arch/m68k/kernel/asm-offsets.c 2004-01-06 15:41:27.000000000 +0100
@@ -0,0 +1,109 @@
+/*
+ * This program is used to generate definitions needed by
+ * assembly language modules.
+ *
+ * We use the technique used in the OSF Mach kernel code:
+ * generate asm statements containing #defines,
+ * compile this file to assembler, and then extract the
+ * #defines from the assembly-language output.
+ */
+
+#include <linux/stddef.h>
+#include <linux/sched.h>
+#include <linux/kernel_stat.h>
+#include <asm/bootinfo.h>
+#include <asm/irq.h>
+#include <asm/amigahw.h>
+#include <linux/font.h>
+
+#define DEFINE(sym, val) \
+ asm volatile("\n->" #sym " %0 " #val : : "i" (val))
+
+int main(void)
+{
+ /* offsets into the task struct */
+ DEFINE(TASK_STATE, offsetof(struct task_struct, state));
+ DEFINE(TASK_FLAGS, offsetof(struct task_struct, flags));
+ DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace));
+ DEFINE(TASK_WORK, offsetof(struct task_struct, thread.work));
+ DEFINE(TASK_NEEDRESCHED, offsetof(struct task_struct, thread.work.need_resched));
+ DEFINE(TASK_SYSCALL_TRACE, offsetof(struct task_struct, thread.work.syscall_trace));
+ DEFINE(TASK_SIGPENDING, offsetof(struct task_struct, thread.work.sigpending));
+ DEFINE(TASK_NOTIFY_RESUME, offsetof(struct task_struct, thread.work.notify_resume));
+ DEFINE(TASK_THREAD, offsetof(struct task_struct, thread));
+ DEFINE(TASK_MM, offsetof(struct task_struct, mm));
+ DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm));
+
+ /* offsets into the thread struct */
+ DEFINE(THREAD_KSP, offsetof(struct thread_struct, ksp));
+ DEFINE(THREAD_USP, offsetof(struct thread_struct, usp));
+ DEFINE(THREAD_SR, offsetof(struct thread_struct, sr));
+ DEFINE(THREAD_FS, offsetof(struct thread_struct, fs));
+ DEFINE(THREAD_CRP, offsetof(struct thread_struct, crp));
+ DEFINE(THREAD_ESP0, offsetof(struct thread_struct, esp0));
+ DEFINE(THREAD_FPREG, offsetof(struct thread_struct, fp));
+ DEFINE(THREAD_FPCNTL, offsetof(struct thread_struct, fpcntl));
+ DEFINE(THREAD_FPSTATE, offsetof(struct thread_struct, fpstate));
+
+ /* offsets into the pt_regs */
+ DEFINE(PT_D0, offsetof(struct pt_regs, d0));
+ DEFINE(PT_ORIG_D0, offsetof(struct pt_regs, orig_d0));
+ DEFINE(PT_D1, offsetof(struct pt_regs, d1));
+ DEFINE(PT_D2, offsetof(struct pt_regs, d2));
+ DEFINE(PT_D3, offsetof(struct pt_regs, d3));
+ DEFINE(PT_D4, offsetof(struct pt_regs, d4));
+ DEFINE(PT_D5, offsetof(struct pt_regs, d5));
+ DEFINE(PT_A0, offsetof(struct pt_regs, a0));
+ DEFINE(PT_A1, offsetof(struct pt_regs, a1));
+ DEFINE(PT_A2, offsetof(struct pt_regs, a2));
+ DEFINE(PT_PC, offsetof(struct pt_regs, pc));
+ DEFINE(PT_SR, offsetof(struct pt_regs, sr));
+ /* bitfields are a bit difficult */
+ DEFINE(PT_VECTOR, offsetof(struct pt_regs, pc) + 4);
+
+ /* offsets into the irq_handler struct */
+ DEFINE(IRQ_HANDLER, offsetof(struct irq_node, handler));
+ DEFINE(IRQ_DEVID, offsetof(struct irq_node, dev_id));
+ DEFINE(IRQ_NEXT, offsetof(struct irq_node, next));
+
+ /* offsets into the kernel_stat struct */
+ DEFINE(STAT_IRQ, offsetof(struct kernel_stat, irqs));
+
+ /* offsets into the irq_cpustat_t struct */
+ DEFINE(CPUSTAT_SOFTIRQ_PENDING, offsetof(irq_cpustat_t, __softirq_pending));
+
+ /* offsets into the bi_record struct */
+ DEFINE(BIR_TAG, offsetof(struct bi_record, tag));
+ DEFINE(BIR_SIZE, offsetof(struct bi_record, size));
+ DEFINE(BIR_DATA, offsetof(struct bi_record, data));
+
+ /* offsets into font_desc (drivers/video/console/font.h) */
+ DEFINE(FONT_DESC_IDX, offsetof(struct font_desc, idx));
+ DEFINE(FONT_DESC_NAME, offsetof(struct font_desc, name));
+ DEFINE(FONT_DESC_WIDTH, offsetof(struct font_desc, width));
+ DEFINE(FONT_DESC_HEIGHT, offsetof(struct font_desc, height));
+ DEFINE(FONT_DESC_DATA, offsetof(struct font_desc, data));
+ DEFINE(FONT_DESC_PREF, offsetof(struct font_desc, pref));
+
+ /* signal defines */
+ DEFINE(SIGSEGV, SIGSEGV);
+ DEFINE(SEGV_MAPERR, SEGV_MAPERR);
+ DEFINE(SIGTRAP, SIGTRAP);
+ DEFINE(TRAP_TRACE, TRAP_TRACE);
+
+ /* offsets into the custom struct */
+ DEFINE(CUSTOMBASE, &custom);
+ DEFINE(C_INTENAR, offsetof(struct CUSTOM, intenar));
+ DEFINE(C_INTREQR, offsetof(struct CUSTOM, intreqr));
+ DEFINE(C_INTENA, offsetof(struct CUSTOM, intena));
+ DEFINE(C_INTREQ, offsetof(struct CUSTOM, intreq));
+ DEFINE(C_SERDATR, offsetof(struct CUSTOM, serdatr));
+ DEFINE(C_SERDAT, offsetof(struct CUSTOM, serdat));
+ DEFINE(C_SERPER, offsetof(struct CUSTOM, serper));
+ DEFINE(CIAABASE, &ciaa);
+ DEFINE(CIABBASE, &ciab);
+ DEFINE(C_PRA, offsetof(struct CIA, pra));
+ DEFINE(ZTWOBASE, zTwoBase);
+
+ return 0;
+}
--- linux-2.6.3/arch/m68k/kernel/entry.S 2003-07-29 18:18:35.000000000 +0200
+++ linux-m68k-2.6.3/arch/m68k/kernel/entry.S 2004-01-15 13:57:41.000000000 +0100
@@ -42,7 +42,7 @@
#include <asm/traps.h>
#include <asm/unistd.h>

-#include "m68k_defs.h"
+#include <asm/offsets.h>

.globl system_call, buserr, trap
.globl resume, ret_from_exception
--- linux-2.6.3/arch/m68k/kernel/head.S 2003-10-19 16:22:23.000000000 +0200
+++ linux-m68k-2.6.3/arch/m68k/kernel/head.S 2004-01-15 13:57:41.000000000 +0100
@@ -262,7 +262,7 @@
#include <asm/entry.h>
#include <asm/pgtable.h>
#include <asm/page.h>
-#include "m68k_defs.h"
+#include <asm/offsets.h>

#ifdef CONFIG_MAC

--- linux-2.6.3/arch/m68k/kernel/m68k_defs.c 2003-08-25 18:16:35.000000000 +0200
+++ linux-m68k-2.6.3/arch/m68k/kernel/m68k_defs.c 1970-01-01 01:00:00.000000000 +0100
@@ -1,109 +0,0 @@
-/*
- * This program is used to generate definitions needed by
- * assembly language modules.
- *
- * We use the technique used in the OSF Mach kernel code:
- * generate asm statements containing #defines,
- * compile this file to assembler, and then extract the
- * #defines from the assembly-language output.
- */
-
-#include <linux/stddef.h>
-#include <linux/sched.h>
-#include <linux/kernel_stat.h>
-#include <asm/bootinfo.h>
-#include <asm/irq.h>
-#include <asm/amigahw.h>
-#include <linux/font.h>
-
-#define DEFINE(sym, val) \
- asm volatile("\n#define " #sym " %c0" : : "i" (val))
-
-int main(void)
-{
- /* offsets into the task struct */
- DEFINE(TASK_STATE, offsetof(struct task_struct, state));
- DEFINE(TASK_FLAGS, offsetof(struct task_struct, flags));
- DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace));
- DEFINE(TASK_WORK, offsetof(struct task_struct, thread.work));
- DEFINE(TASK_NEEDRESCHED, offsetof(struct task_struct, thread.work.need_resched));
- DEFINE(TASK_SYSCALL_TRACE, offsetof(struct task_struct, thread.work.syscall_trace));
- DEFINE(TASK_SIGPENDING, offsetof(struct task_struct, thread.work.sigpending));
- DEFINE(TASK_NOTIFY_RESUME, offsetof(struct task_struct, thread.work.notify_resume));
- DEFINE(TASK_THREAD, offsetof(struct task_struct, thread));
- DEFINE(TASK_MM, offsetof(struct task_struct, mm));
- DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm));
-
- /* offsets into the thread struct */
- DEFINE(THREAD_KSP, offsetof(struct thread_struct, ksp));
- DEFINE(THREAD_USP, offsetof(struct thread_struct, usp));
- DEFINE(THREAD_SR, offsetof(struct thread_struct, sr));
- DEFINE(THREAD_FS, offsetof(struct thread_struct, fs));
- DEFINE(THREAD_CRP, offsetof(struct thread_struct, crp));
- DEFINE(THREAD_ESP0, offsetof(struct thread_struct, esp0));
- DEFINE(THREAD_FPREG, offsetof(struct thread_struct, fp));
- DEFINE(THREAD_FPCNTL, offsetof(struct thread_struct, fpcntl));
- DEFINE(THREAD_FPSTATE, offsetof(struct thread_struct, fpstate));
-
- /* offsets into the pt_regs */
- DEFINE(PT_D0, offsetof(struct pt_regs, d0));
- DEFINE(PT_ORIG_D0, offsetof(struct pt_regs, orig_d0));
- DEFINE(PT_D1, offsetof(struct pt_regs, d1));
- DEFINE(PT_D2, offsetof(struct pt_regs, d2));
- DEFINE(PT_D3, offsetof(struct pt_regs, d3));
- DEFINE(PT_D4, offsetof(struct pt_regs, d4));
- DEFINE(PT_D5, offsetof(struct pt_regs, d5));
- DEFINE(PT_A0, offsetof(struct pt_regs, a0));
- DEFINE(PT_A1, offsetof(struct pt_regs, a1));
- DEFINE(PT_A2, offsetof(struct pt_regs, a2));
- DEFINE(PT_PC, offsetof(struct pt_regs, pc));
- DEFINE(PT_SR, offsetof(struct pt_regs, sr));
- /* bitfields are a bit difficult */
- DEFINE(PT_VECTOR, offsetof(struct pt_regs, pc) + 4);
-
- /* offsets into the irq_handler struct */
- DEFINE(IRQ_HANDLER, offsetof(struct irq_node, handler));
- DEFINE(IRQ_DEVID, offsetof(struct irq_node, dev_id));
- DEFINE(IRQ_NEXT, offsetof(struct irq_node, next));
-
- /* offsets into the kernel_stat struct */
- DEFINE(STAT_IRQ, offsetof(struct kernel_stat, irqs));
-
- /* offsets into the irq_cpustat_t struct */
- DEFINE(CPUSTAT_SOFTIRQ_PENDING, offsetof(irq_cpustat_t, __softirq_pending));
-
- /* offsets into the bi_record struct */
- DEFINE(BIR_TAG, offsetof(struct bi_record, tag));
- DEFINE(BIR_SIZE, offsetof(struct bi_record, size));
- DEFINE(BIR_DATA, offsetof(struct bi_record, data));
-
- /* offsets into font_desc (drivers/video/console/font.h) */
- DEFINE(FONT_DESC_IDX, offsetof(struct font_desc, idx));
- DEFINE(FONT_DESC_NAME, offsetof(struct font_desc, name));
- DEFINE(FONT_DESC_WIDTH, offsetof(struct font_desc, width));
- DEFINE(FONT_DESC_HEIGHT, offsetof(struct font_desc, height));
- DEFINE(FONT_DESC_DATA, offsetof(struct font_desc, data));
- DEFINE(FONT_DESC_PREF, offsetof(struct font_desc, pref));
-
- /* signal defines */
- DEFINE(SIGSEGV, SIGSEGV);
- DEFINE(SEGV_MAPERR, SEGV_MAPERR);
- DEFINE(SIGTRAP, SIGTRAP);
- DEFINE(TRAP_TRACE, TRAP_TRACE);
-
- /* offsets into the custom struct */
- DEFINE(CUSTOMBASE, &custom);
- DEFINE(C_INTENAR, offsetof(struct CUSTOM, intenar));
- DEFINE(C_INTREQR, offsetof(struct CUSTOM, intreqr));
- DEFINE(C_INTENA, offsetof(struct CUSTOM, intena));
- DEFINE(C_INTREQ, offsetof(struct CUSTOM, intreq));
- DEFINE(C_SERDATR, offsetof(struct CUSTOM, serdatr));
- DEFINE(C_SERDAT, offsetof(struct CUSTOM, serdat));
- DEFINE(C_SERPER, offsetof(struct CUSTOM, serper));
- DEFINE(CIAABASE, &ciaa);
- DEFINE(CIABBASE, &ciab);
- DEFINE(C_PRA, offsetof(struct CIA, pra));
- DEFINE(ZTWOBASE, zTwoBase);
-
- return 0;
-}
--- linux-2.6.3/arch/m68k/kernel/m68k_defs.head 1998-03-21 20:04:04.000000000 +0100
+++ linux-m68k-2.6.3/arch/m68k/kernel/m68k_defs.head 1970-01-01 01:00:00.000000000 +0100
@@ -1,5 +0,0 @@
-/*
- * WARNING! This file is automatically generated - DO NOT EDIT!
- */
-
-#define TS_MAGICKEY 0x5a5a5a5a
--- linux-2.6.3/arch/m68k/math-emu/fp_emu.h 2003-07-29 18:18:35.000000000 +0200
+++ linux-m68k-2.6.3/arch/m68k/math-emu/fp_emu.h 2004-02-01 10:43:55.000000000 +0100
@@ -39,7 +39,7 @@
#define _FP_EMU_H

#ifdef __ASSEMBLY__
-#include "../kernel/m68k_defs.h"
+#include <asm/offsets.h>
#endif
#include <asm/math-emu.h>

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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Next message: Geert Uytterhoeven: "[PATCH 394] Sun-3 LANCE Ethernet"
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