From b3d4954f3269685d4200149e7334cdcdc935c287 Mon Sep 17 00:00:00 2001 From: Thomas Schwinge Date: Mon, 20 Feb 2006 20:55:18 +0000 Subject: 2006-02-20 Thomas Schwinge Remove unused and unsupported code. Consult the file `DEVELOPMENT' for details. Partly based on suggestions by Gianluca Guida . * i386/pc/NOTES: Remove file. * i386/pc/debug.h: Likewise. * i386/pc/exit.c: Likewise. * i386/pc/gdt.h: Likewise. * i386/pc/gdt_sels.h: Likewise. * i386/pc/i16/i16_a20.c: Likewise. * i386/pc/i16/i16_a20.h: Likewise. * i386/pc/i16/i16_bios.h: Likewise. * i386/pc/i16/i16_exit.c: Likewise. * i386/pc/i16/i16_ext_mem.c: Likewise. * i386/pc/i16/i16_init.c: Likewise. * i386/pc/i16/i16_main.c: Likewise. * i386/pc/i16/i16_pic.c: Likewise. * i386/pc/i16/i16_putchar.c: Likewise. * i386/pc/i16/i16_raw.c: Likewise. * i386/pc/i16/i16_raw_test_a20.S: Likewise. * i386/pc/i16/i16_real_int.S: Likewise. * i386/pc/i16/i16_switch.h: Likewise. * i386/pc/i16/phys_mem_collect.c: Likewise. * i386/pc/i16/phys_mem_sources.h: Likewise. * i386/pc/i16/raw_exit.c: Likewise. * i386/pc/i16/raw_real_int.c: Likewise. * i386/pc/ipl.h: Likewise. * i386/pc/irq.h: Likewise. * i386/pc/irq_list.h: Likewise. * i386/pc/pc_asm.sym: Likewise. * i386/pc/phys_mem.h: Likewise. * i386/pc/phys_mem_add.c: Likewise. * i386/pc/pic.c: Likewise. * i386/pc/pic.h: Likewise. * i386/pc/putchar.c: Likewise. * i386/pc/real.h: Likewise. * i386/pc/real_tss.c: Likewise. * i386/pc/real_tss.h: Likewise. * i386/pc/real_tss_def.S: Likewise. * i386/pc/rv86/config.h: Likewise. * i386/pc/rv86/gdt_sels.h: Likewise. * i386/pc/rv86/idt_irq_init.c: Likewise. * i386/pc/rv86/rv86_real_int.c: Likewise. * i386/pc/rv86/rv86_real_int_asm.S: Likewise. * i386/pc/rv86/rv86_reflect_irq.S: Likewise. * i386/pc/rv86/rv86_trap_handler.S: Likewise. * i386/pc/rv86/trap_handler.S: Likewise. --- i386/pc/i16/i16_raw_test_a20.S | 35 ----------------------------------- 1 file changed, 35 deletions(-) delete mode 100644 i386/pc/i16/i16_raw_test_a20.S (limited to 'i386/pc/i16/i16_raw_test_a20.S') diff --git a/i386/pc/i16/i16_raw_test_a20.S b/i386/pc/i16/i16_raw_test_a20.S deleted file mode 100644 index a934e12..0000000 --- a/i386/pc/i16/i16_raw_test_a20.S +++ /dev/null @@ -1,35 +0,0 @@ - -#include - - .text - .code16 - -/* - * Test the A20 address line; return true if it is enabled. - */ -ENTRY(i16_raw_test_a20) - xorw %ax,%ax - movw %ax,%fs - notw %ax - movw %ax,%gs - - /* See if the values in already in the corresponding locations - are the same. */ - movw %fs:0,%ax - cmpw %gs:16,%ax - jnz 1f - - /* Yes; try changing one and see if they're still the same. */ - movw %ax,%dx - notw %ax - movw %ax,%fs:0 - cmpw %gs:16,%ax - movw %dx,%fs:0 - jnz 1f - - xorl %eax,%eax - ret -1: - movl $1,%eax - ret - -- cgit v1.2.3