Viewing file:  m68k_defs.c (3.99 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/*
* 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 <video/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_SIGPENDING, offsetof(struct task_struct, sigpending));
DEFINE(TASK_NEEDRESCHED, offsetof(struct task_struct, need_resched));
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 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 fbcon_font_desc (video/font.h) */
DEFINE(FBCON_FONT_DESC_IDX, offsetof(struct fbcon_font_desc, idx));
DEFINE(FBCON_FONT_DESC_NAME, offsetof(struct fbcon_font_desc, name));
DEFINE(FBCON_FONT_DESC_WIDTH, offsetof(struct fbcon_font_desc, width));
DEFINE(FBCON_FONT_DESC_HEIGHT, offsetof(struct fbcon_font_desc, height));
DEFINE(FBCON_FONT_DESC_DATA, offsetof(struct fbcon_font_desc, data));
DEFINE(FBCON_FONT_DESC_PREF, offsetof(struct fbcon_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;
}
|