FreeCalypso > hg > freecalypso-sw

view target-utils/compalstage/compalstage.S @ 950:cd34e0d534b9

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c139explore: LCD output implemented, does not work
author Mychaela Falconia <falcon@ivan.Harhan.ORG>
date Wed, 04 Nov 2015 01:43:44 +0000
parents 48c08499cede
children
line wrap: on
line source

	.text
	.org	0

#if THUMB_ENTRY
	.code	16
	bx	pc
	nop
#endif
	.code	32

/* delay loop like OsmocomBB does */
	mov	r1, #0xa0000
1:	subs	r1, r1, #1
	bne	1b
/* enable the Calypso boot ROM */
	ldr	r1, reg_addr
	mov	r2, #0x0100
	strh	r2, [r1]
/* jump to it! */
	mov	pc, #0
reg_addr:
	.word	0xFFFFFB10

#if PAD_TO_1003
	.org	0x3be0
	.ascii	"1003"
#endif