disable lcd controller when booting linux, this prevents ghost-lines while

[linexec-j720] / asm / asmstuff-wince.asm

	TTL	C:\pocket\asmstuff\asmstuff.cpp\r
\r
	AREA	|.drectve|, DRECTVE\r
	DCB	"-defaultlib:coredll.lib "\r
	DCB	"-defaultlib:corelibc.lib "\r
\r
	EXPORT	|?read_mmu@@YAHXZ|			; read_mmu\r
	AREA	|.pdata|, PDATA\r
|$T229|	DCD	|?read_mmu@@YAHXZ|\r
	DCD	0x40000200\r
	AREA	|.text|, CODE\r
|?read_mmu@@YAHXZ| PROC					; read_mmu\r
|$M227|\r
	mov       r0, #0x33  ; 0x33 = 51\r
	mrc	p15, 0, r0, c2, c0, 0 \r
	mov       pc, lr\r
|$M228|\r
	ENDP  ; |?read_mmu@@YAHXZ|, read_mmu\r
\r
	EXPORT	|?IntOff@@YAXXZ|			; IntOff\r
	AREA	|.pdata|, PDATA\r
|$T233|	DCD	|?IntOff@@YAXXZ|\r
	DCD	0x40000100\r
	AREA	|.text|, CODE\r
|?IntOff@@YAXXZ| PROC					; IntOff\r
; Line 9\r
	mrs	r4,cpsr\r
	orr	r1,r4,#0xef\r
	msr	cpsr_c,r1\r
	mov       pc, lr\r
|$M231|\r
	mov       pc, lr\r
|$M232|\r
	ENDP  ; |?IntOff@@YAXXZ|, IntOff\r
\r
\r
	EXPORT	|?DRAMloader@@YAXI@Z|		; DRAMloader\r
	AREA	|.pdata|, PDATA\r
|$T237|	DCD	|?DRAMloader@@YAXI@Z|\r
	DCD	0x40000b04\r
	AREA	|.text|, CODE\r
|?DRAMloader@@YAXI@Z| PROC				; DRAMloader\r
	mov       r12, sp\r
	stmdb     sp!, {r0}					; stmfd\r
	stmdb     sp!, {r12, lr}			; stmfd\r
	sub       sp, sp, #4\r
|$M235|\r
	ldr       r3, [sp, #0xC]			; 0xC = 12\r
	str       r3, [sp]\r
	ldr       r1, [sp]\r
	ldr	r0, =0x3fff\r
	mcr     p15, 0, r0, c7, c10, 4		; Enable access\r
	mrc		p15, 0, r0, c2, c0, 0\r
	mov		r0, r0\r
	mrc     p15, 0, r3, c1, c0, 0		;/* disable the MMU */\r
	and     r3, r3, #0xfffffffe 		; xscale says p needs to be 0 ???\r
	mov		r3, #0x120\r
	mcr     p15, 0, r3, c1, c0, 0		;/* disable the MMU */\r
										;	CPWAIT  r0\r
	mrc		p15, 0, r0, c2, c0, 0\r
	mov		r0, r0						\r
\r
	mov		pc,r1						; GO GO GO GO GO\r
										; can't get here ??? -- jw, 20030517\r
	add       sp, sp, #4\r
	ldmia     sp, {sp, pc}  ; ldmfd\r
|$M236|\r
	ENDP  ; |?DRAMloader@@YAXI@Z|, DRAMloader\r
\r
	END