view target-utils/c139explore/main.c @ 503:da53ea0a38ba

c139explore: osmo_delay_ms-ectomy and GPIO init fix
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 27 May 2019 02:19:42 +0000
parents f24b31082605
children fc3592a27317
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#include "types.h"

#define	DELAY_1MS	13000

main()
{
	/* delay kludge workaround for defect in fc-compalram */
	wait_ARM_cycles(DELAY_1MS * 30);
	printf("C139 hardware exploration utility running\n");
	/* GPIO init, compatible with both C139 and SE J100 */
	*(volatile u16 *)0xfffe4802 = 0x0002;
	*(volatile u16 *)0xfffe4804 = 0x2A59;
	*(volatile u16 *)0xfffe4806 = 0xFFF3;	/* enable ARMIO clock */
	/* take peripherals out of reset */
	*(volatile u16 *)0xfffffd04 = 0xFFF3;
	abb_init();
	uwire_init();
	for (;;) {
		putchar('=');
		if (command_entry())
			command_dispatch();
	}
}