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add support for controlling power to the modem in some PowerBooks

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works at least with my Pismo, probably others
This commit is contained in:
macallan 2010-11-09 20:44:49 +00:00
parent 4c73f7f041
commit d4e53faa15
2 changed files with 20 additions and 3 deletions
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18
sys/arch/macppc/dev/pmu.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: pmu.c,v 1.18 2010/09/14 04:40:35 macallan Exp $ */
/* $NetBSD: pmu.c,v 1.19 2010/11/09 20:44:49 macallan Exp $ */
/*-
* Copyright (c) 2006 Michael Lorenz
@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: pmu.c,v 1.18 2010/09/14 04:40:35 macallan Exp $");
__KERNEL_RCSID(0, "$NetBSD: pmu.c,v 1.19 2010/11/09 20:44:49 macallan Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -758,6 +758,20 @@ pmu_restart(void)
while (1);
}
void
pmu_modem(int on)
{
struct pmu_softc *sc;
uint8_t resp[16], cmd[2] = {0, 0};
if (pmu0 == NULL)
return;
sc = pmu0;
cmd[0] = PMU_POW0_MODEM | (on ? PMU_POW0_ON : 0);
pmu_send(sc, PMU_POWER_CTRL0, 1, cmd, 16, resp);
}
static void
pmu_autopoll(void *cookie, int flag)
{

5
sys/arch/macppc/dev/pmuvar.h
View File

@ -25,7 +25,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: pmuvar.h,v 1.7 2008/04/29 06:53:02 martin Exp $");
__KERNEL_RCSID(0, "$NetBSD: pmuvar.h,v 1.8 2010/11/09 20:44:49 macallan Exp $");
#ifndef PMUVAR_H
#define PMUVAR_H
@ -72,6 +72,7 @@ __KERNEL_RCSID(0, "$NetBSD: pmuvar.h,v 1.7 2008/04/29 06:53:02 martin Exp $");
#define PMU_I2C_CMD 0x9a /* i2c commands */
#define PMU_GET_LID_STATE 0xdc /* Report lid state */
#define PMU_GET_VERSION 0xea /* Identify thyself */
#define PMU_SET_LED 0xee /* control system LED */
/* Bits in PMU interrupt and interrupt mask bytes */
#define PMU_INT_ADB_AUTO 0x04 /* ADB autopoll, when PMU_INT_ADB */
@ -86,6 +87,7 @@ __KERNEL_RCSID(0, "$NetBSD: pmuvar.h,v 1.7 2008/04/29 06:53:02 martin Exp $");
#define PMU_POW0_ON 0x80 /* OR this to power ON the device */
#define PMU_POW0_OFF 0x00 /* leave bit 7 to 0 to power it OFF */
#define PMU_POW0_HARD_DRIVE 0x04 /* wallstreet/lombard? */
#define PMU_POW0_MODEM 0x08 /* pismo, maybe others */
/* Bits to use with the PMU_POWER_CTRL command */
#define PMU_POW_ON 0x80 /* OR this to power ON the device */
@ -148,5 +150,6 @@ struct pmu_ops {
void pmu_poweroff(void);
void pmu_restart(void);
void pmu_modem(int);
#endif /* PMUVAR_H */