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File: [local] / sys / dev / isa / if_ie507.h (download)

Revision 1.1.1.1 (vendor branch), Tue Mar 4 16:11:22 2008 UTC (16 years, 2 months ago) by nbrk
Branch: OPENBSD_4_2_BASE, MAIN
CVS Tags: jornada-partial-support-wip, HEAD
Changes since 1.1: +0 -0 lines

Import of OpenBSD 4.2 release kernel tree with initial code to support 
Jornada 720/728, StrongARM 1110-based handheld PC.
At this point kernel roots on NFS and boots into vfs_mountroot() and traps.
What is supported:
- glass console, Jornada framebuffer (jfb) works in 16bpp direct color mode
(needs some palette tweaks for non black/white/blue colors, i think)
- saic, SA11x0 interrupt controller (needs cleanup)
- sacom, SA11x0 UART (supported only as boot console for now)
- SA11x0 GPIO controller fully supported (but can't handle multiple interrupt
handlers on one gpio pin)
- sassp, SSP port on SA11x0 that attaches spibus
- Jornada microcontroller (jmcu) to control kbd, battery, etc throught
the SPI bus (wskbd attaches on jmcu, but not tested)
- tod functions seem work
- initial code for SA-1111 (chip companion) : this is TODO

Next important steps, i think:
- gpio and intc on sa1111
- pcmcia support for sa11x0 (and sa1111 help logic)
- REAL root on nfs when we have PCMCIA support (we may use any of supported pccard NICs)
- root on wd0! (using already supported PCMCIA-ATA)

/*	$OpenBSD: if_ie507.h,v 1.2 1997/11/07 08:06:56 niklas Exp $	*/
/*	$NetBSD: if_ie507.h,v 1.5 1995/01/23 04:50:10 mycroft Exp $	*/

/*
 * Definitions for 3C507
 */

#define	IE507_CTRL	6	/* control port */
#define	IE507_ICTRL	10	/* interrupt control */
#define	IE507_ATTN 	11	/* any write here sends a chan attn */
#define	IE507_MADDR	14	/* shared memory configuration */
#define	IE507_IRQ	15	/* IRQ configuration */

#define	EL_CTRL_BNK0	0x00	/* register bank 0 */
#define	EL_CTRL_BNK1	0x01	/* register bank 1 */
#define	EL_CTRL_BNK2	0x02	/* register bank 2 */
#define	EL_CTRL_IEN	0x04	/* interrupt enable */
#define	EL_CTRL_INTL	0x08	/* interrupt active latch */
#define	EL_CTRL_16BIT	0x10	/* bus width; clear = 8-bit, set = 16-bit */
#define	EL_CTRL_LOOP	0x20	/* loopback mode */
#define	EL_CTRL_NRST	0x80	/* turn off to reset */
#define	EL_CTRL_RESET	(EL_CTRL_LOOP)
#define	EL_CTRL_NORMAL	(EL_CTRL_NRST | EL_CTRL_IEN | EL_CTRL_BNK1)