From owner-svn-src-all@FreeBSD.ORG Sun May 22 15:01:03 2011 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 2311E106564A; Sun, 22 May 2011 15:01:03 +0000 (UTC) (envelope-from nwhitehorn@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id 12ADD8FC0A; Sun, 22 May 2011 15:01:03 +0000 (UTC) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.4/8.14.4) with ESMTP id p4MF12Nc079092; Sun, 22 May 2011 15:01:02 GMT (envelope-from nwhitehorn@svn.freebsd.org) Received: (from nwhitehorn@localhost) by svn.freebsd.org (8.14.4/8.14.4/Submit) id p4MF12uH079088; Sun, 22 May 2011 15:01:02 GMT (envelope-from nwhitehorn@svn.freebsd.org) Message-Id: <201105221501.p4MF12uH079088@svn.freebsd.org> From: Nathan Whitehorn Date: Sun, 22 May 2011 15:01:02 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org X-SVN-Group: stable-8 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r222180 - in stable/8/sys: dev/bm powerpc/powermac X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 22 May 2011 15:01:03 -0000 Author: nwhitehorn Date: Sun May 22 15:01:02 2011 New Revision: 222180 URL: http://svn.freebsd.org/changeset/base/222180 Log: MFC r221519,221813: Do not use Open Firmware to open the device and instead program its start on our own. This prevents hangs at boot when using a bm(4) NIC where the cable is not plugged in at boot time. Obtained from: NetBSD Modified: stable/8/sys/dev/bm/if_bm.c stable/8/sys/powerpc/powermac/macio.c stable/8/sys/powerpc/powermac/maciovar.h Directory Properties: stable/8/sys/ (props changed) stable/8/sys/amd64/include/xen/ (props changed) stable/8/sys/cddl/contrib/opensolaris/ (props changed) stable/8/sys/contrib/dev/acpica/ (props changed) stable/8/sys/contrib/pf/ (props changed) Modified: stable/8/sys/dev/bm/if_bm.c ============================================================================== --- stable/8/sys/dev/bm/if_bm.c Sun May 22 14:23:48 2011 (r222179) +++ stable/8/sys/dev/bm/if_bm.c Sun May 22 15:01:02 2011 (r222180) @@ -558,6 +558,7 @@ bm_attach(device_t dev) } /* alloc interrupt */ + bm_disable_interrupts(sc); sc->sc_txdmairqid = BM_TXDMA_INTERRUPT; sc->sc_txdmairq = bus_alloc_resource_any(dev, SYS_RES_IRQ, @@ -591,9 +592,6 @@ bm_attach(device_t dev) eaddr = sc->sc_enaddr; OF_getprop(node, "local-mac-address", eaddr, ETHER_ADDR_LEN); - /* reset the adapter */ - bm_chip_setup(sc); - /* * Setup MII * On Apple BMAC controllers, we end up in a weird state of @@ -608,6 +606,9 @@ bm_attach(device_t dev) return (error); } + /* reset the adapter */ + bm_chip_setup(sc); + sc->sc_mii = device_get_softc(sc->sc_miibus); if_initname(ifp, device_get_name(sc->sc_dev), @@ -1129,31 +1130,16 @@ bm_chip_setup(struct bm_softc *sc) { uint16_t reg; uint16_t *eaddr_sect; - char path[128]; - ihandle_t bmac_ih; eaddr_sect = (uint16_t *)(sc->sc_enaddr); - - /* - * Enable BMAC cell by opening and closing its OF node. This enables - * the cell in macio as a side effect. We should probably directly - * twiddle the FCR bits, but we lack a good interface for this at the - * present time. - */ - - OF_package_to_path(ofw_bus_get_node(sc->sc_dev), path, sizeof(path)); - bmac_ih = OF_open(path); - if (bmac_ih == -1) { - device_printf(sc->sc_dev, - "Enabling BMAC cell failed! Hoping it's already active.\n"); - } else { - OF_close(bmac_ih); - } + dbdma_stop(sc->sc_txdma); + dbdma_stop(sc->sc_rxdma); /* Reset chip */ CSR_WRITE_2(sc, BM_RX_RESET, 0x0000); CSR_WRITE_2(sc, BM_TX_RESET, 0x0001); do { + DELAY(10); reg = CSR_READ_2(sc, BM_TX_RESET); } while (reg & 0x0001); Modified: stable/8/sys/powerpc/powermac/macio.c ============================================================================== --- stable/8/sys/powerpc/powermac/macio.c Sun May 22 14:23:48 2011 (r222179) +++ stable/8/sys/powerpc/powermac/macio.c Sun May 22 15:01:02 2011 (r222180) @@ -64,6 +64,10 @@ struct macio_softc { vm_offset_t sc_base; vm_offset_t sc_size; struct rman sc_mem_rman; + + /* FCR registers */ + int sc_memrid; + struct resource *sc_memr; }; static MALLOC_DEFINE(M_MACIO, "macio", "macio device information"); @@ -288,6 +292,10 @@ macio_attach(device_t dev) sc->sc_base = reg[2]; sc->sc_size = MACIO_REG_SIZE; + sc->sc_memrid = PCIR_BAR(0); + sc->sc_memr = bus_alloc_resource_any(dev, SYS_RES_MEMORY, + &sc->sc_memrid, RF_ACTIVE); + sc->sc_mem_rman.rm_type = RMAN_ARRAY; sc->sc_mem_rman.rm_descr = "MacIO Device Memory"; error = rman_init(&sc->sc_mem_rman); @@ -339,6 +347,29 @@ macio_attach(device_t dev) continue; } device_set_ivars(cdev, dinfo); + + /* Set FCRs to enable some devices */ + if (sc->sc_memr == NULL) + continue; + + if (strcmp(ofw_bus_get_name(cdev), "bmac") == 0 || + strcmp(ofw_bus_get_compat(cdev), "bmac+") == 0) { + uint32_t fcr; + + fcr = bus_read_4(sc->sc_memr, HEATHROW_FCR); + + fcr |= FCR_ENET_ENABLE & ~FCR_ENET_RESET; + bus_write_4(sc->sc_memr, HEATHROW_FCR, fcr); + DELAY(50000); + fcr |= FCR_ENET_RESET; + bus_write_4(sc->sc_memr, HEATHROW_FCR, fcr); + DELAY(50000); + fcr &= ~FCR_ENET_RESET; + bus_write_4(sc->sc_memr, HEATHROW_FCR, fcr); + DELAY(50000); + + bus_write_4(sc->sc_memr, HEATHROW_FCR, fcr); + } } return (bus_generic_attach(dev)); Modified: stable/8/sys/powerpc/powermac/maciovar.h ============================================================================== --- stable/8/sys/powerpc/powermac/maciovar.h Sun May 22 14:23:48 2011 (r222179) +++ stable/8/sys/powerpc/powermac/maciovar.h Sun May 22 15:01:02 2011 (r222180) @@ -38,6 +38,16 @@ #define MACIO_REG_SIZE 0x7ffff /* + * Feature Control Registers (FCR) + */ +#define HEATHROW_FCR 0x38 +#define KEYLARGO_FCR0 0x38 +#define KEYLARGO_FCR1 0x3c + +#define FCR_ENET_ENABLE 0x60000000 +#define FCR_ENET_RESET 0x80000000 + +/* * Format of a macio reg property entry. */ struct macio_reg {