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;/****************************************Copyright (c)************************************************** ;** 广州周立功单片机发展有限公司 ;** 研

;/****************************************Copyright (c)************************************************** ;** 广州周立功单片机发展有限公司 ;** 研

;/****************************************Copyright (c)************************************************** ;** 广州周立功单片机发展有限公司 ;** 研

INCLUDE option.inc INCLUDE memcfg.inc ;**************************************************************************** ;存储器空间 ;GCS6 64M 16bit(8MB) DRAM/SDRAM(0xc000000-0xc7fffff) ;APP RAM=0xc00

;===================================================================== ; File Name : 2410slib.s ; Function : S3C2410 (Assembly) ; Program : Shin, On Pil (SOP) ; Date : March 09, 2002 ; V

USERMODE EQU 0x10 FIQMODE EQU 0x11 IRQMODE EQU 0x12 SVCMODE EQU 0x13 ABORTMODE EQU 0x17 UNDEFMODE EQU 0x1B MODEMASK EQU 0x1F I_BIT EQU 0x80 F_BIT EQU 0x40 T_BIT EQU 0x20 N

/* * page.s contains the low-level page-exception code. * the real work is done in mm.c */ .globl _page_fault _page_fault: xchgl %eax,(%esp) pushl %ecx pushl %edx push %ds push %

在网上本程序已有详细注解，因本人时间有限，在这里只对未说明的部分进行注解。 /* * head.<mark>s</mark> contain<mark>s</mark> the 32-bit <mark>s</mark>tartup code. * * NOTE!!! <mark>S</mark>tartup happen<mark>s</mark> at ab<mark>s</mark>olute addre<mark>s</mark><mark>s</mark> 0x00000000, which i<mark>s</mark> al<mark>s</mark>o where * the page directory will ...

在网上本程序已有详细注解，因本人时间有限，在这里只对未说明的部分进行注解。 | | boot.<mark>s</mark> | | boot.<mark>s</mark> i<mark>s</mark> loaded at 0x7c00 by the bio<mark>s</mark>-<mark>s</mark>tartup routine<mark>s</mark>, and move<mark>s</mark> it<mark>s</mark>elf | out of the way to addre<mark>s</mark><mark>s</mark> 0x90000, and jump<mark>s</mark> there. | | It then ...

/* * keyboard.s */ .text .globl _keyboard_interrupt /* * these are for the keyboard read functions */ size = 1024 /* must be a power of two ! And MUST be the same as in tty_io.