Author: gonzo Date: Thu Dec 13 23:19:13 2012 New Revision: 244197 URL: http://svnweb.freebsd.org/changeset/base/244197
Log: Add support for QEMU's version of Versatile Platform Board Added: head/sys/arm/conf/VERSATILEPB (contents, props changed) head/sys/arm/versatile/ head/sys/arm/versatile/bus_space.c (contents, props changed) head/sys/arm/versatile/common.c (contents, props changed) head/sys/arm/versatile/files.versatile (contents, props changed) head/sys/arm/versatile/if_smc_fdt.c (contents, props changed) head/sys/arm/versatile/pl050.c (contents, props changed) head/sys/arm/versatile/sp804.c (contents, props changed) head/sys/arm/versatile/versatile_clcd.c (contents, props changed) head/sys/arm/versatile/versatile_machdep.c (contents, props changed) head/sys/arm/versatile/versatile_pci.c (contents, props changed) head/sys/arm/versatile/versatile_pci_bus_space.c (contents, props changed) head/sys/arm/versatile/versatile_pci_bus_space.h (contents, props changed) head/sys/arm/versatile/versatile_sic.c (contents, props changed) head/sys/arm/versatile/versatile_timer.c (contents, props changed) head/sys/boot/fdt/dts/versatilepb.dts (contents, props changed) Added: head/sys/arm/conf/VERSATILEPB ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/arm/conf/VERSATILEPB Thu Dec 13 23:19:13 2012 (r244197) @@ -0,0 +1,101 @@ +# RPI-B -- Custom configuration for the Raspberry Pi +# +# For more information on this file, please read the handbook section on +# Kernel Configuration Files: +# +# http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html +# +# The handbook is also available locally in /usr/share/doc/handbook +# if you've installed the doc distribution, otherwise always see the +# FreeBSD World Wide Web server (http://www.FreeBSD.org/) for the +# latest information. +# +# An exhaustive list of options and more detailed explanations of the +# device lines is also present in the ../../conf/NOTES and NOTES files. +# If you are in doubt as to the purpose or necessity of a line, check first +# in NOTES. +# +# $FreeBSD$ + +ident VERSATILEPB +machine arm armv6 +cpu CPU_ARM11 + +files "../versatile/files.versatile" +makeoptions MODULES_OVERRIDE="" + +options KERNVIRTADDR=0xc0100000 +makeoptions KERNVIRTADDR=0xc0100000 +options KERNPHYSADDR=0x00100000 +makeoptions KERNPHYSADDR=0x00100000 +options PHYSADDR=0x00000000 +options STARTUP_PAGETABLE_ADDR=0x01000000 +options FREEBSD_BOOT_LOADER +options LINUX_BOOT_ABI + +makeoptions DEBUG=-g #Build kernel with gdb(1) debug symbols +options HZ=100 + +options SCHED_4BSD #4BSD scheduler +options INET #InterNETworking +options FFS #Berkeley Fast Filesystem +options SOFTUPDATES #Enable FFS soft updates support +options UFS_ACL #Support for access control lists +options UFS_DIRHASH #Improve performance on big directories +device snp + +options PSEUDOFS #Pseudo-filesystem framework +options COMPAT_43 #Compatible with BSD 4.3 [KEEP THIS!] +options SCSI_DELAY=5000 #Delay (in ms) before probing SCSI +options KTRACE #ktrace(1) support +options SYSVSHM #SYSV-style shared memory +options SYSVMSG #SYSV-style message queues +options SYSVSEM #SYSV-style semaphores +options _KPOSIX_PRIORITY_SCHEDULING #Posix P1003_1B real-time extensions +options KBD_INSTALL_CDEV # install a CDEV entry in /dev +options ROOTDEVNAME=\"ufs:da0s2a\" + +options PREEMPTION + +device bpf +device loop +device mii +device mii_bitbang +device smc +device smcphy +device ether +device uart +device pl011 +device pl190 + +device pty + +device pci + +# SCSI Controllers +device sym # NCR/Symbios/LSI Logic 53C8XX/53C1010/53C1510D + +# ATA/SCSI peripherals +device scbus # SCSI bus (required for ATA/SCSI) +device da # Direct Access (disks) +device pass # Passthrough device (direct ATA/SCSI access) + +# NOTE: serial console is disabled if syscons enabled +# Comment following lines for headless setup +device sc +device kbdmux +options SC_DFLT_FONT # compile font in +makeoptions SC_DFLT_FONT=cp437 + +options KDB +options DDB #Enable the kernel debugger +options INVARIANTS #Enable calls of extra sanity checking +options INVARIANT_SUPPORT #Extra sanity checks of internal structures, required by INVARIANTS + +device md +device random # Entropy device + +# Flattened Device Tree +options FDT +options FDT_DTB_STATIC +makeoptions FDT_DTS_FILE=versatilepb.dts Added: head/sys/arm/versatile/bus_space.c ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/arm/versatile/bus_space.c Thu Dec 13 23:19:13 2012 (r244197) @@ -0,0 +1,113 @@ +/*- + * Copyright (C) 2012 FreeBSD Foundation + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of MARVELL nor the names of contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/bus.h> +#include <sys/kernel.h> +#include <sys/malloc.h> + +#include <machine/bus.h> + +/* Prototypes for all the bus_space structure functions */ +bs_protos(generic); +bs_protos(generic_armv4); + +struct bus_space _base_tag = { + /* cookie */ + .bs_cookie = (void *) 0, + + /* mapping/unmapping */ + .bs_map = generic_bs_map, + .bs_unmap = generic_bs_unmap, + .bs_subregion = generic_bs_subregion, + + /* allocation/deallocation */ + .bs_alloc = generic_bs_alloc, + .bs_free = generic_bs_free, + + /* barrier */ + .bs_barrier = generic_bs_barrier, + + /* read (single) */ + .bs_r_1 = generic_bs_r_1, + .bs_r_2 = generic_armv4_bs_r_2, + .bs_r_4 = generic_bs_r_4, + .bs_r_8 = NULL, + + /* read multiple */ + .bs_rm_1 = generic_bs_rm_1, + .bs_rm_2 = generic_armv4_bs_rm_2, + .bs_rm_4 = generic_bs_rm_4, + .bs_rm_8 = NULL, + + /* read region */ + .bs_rr_1 = generic_bs_rr_1, + .bs_rr_2 = generic_armv4_bs_rr_2, + .bs_rr_4 = generic_bs_rr_4, + .bs_rr_8 = NULL, + + /* write (single) */ + .bs_w_1 = generic_bs_w_1, + .bs_w_2 = generic_armv4_bs_w_2, + .bs_w_4 = generic_bs_w_4, + .bs_w_8 = NULL, + + /* write multiple */ + .bs_wm_1 = generic_bs_wm_1, + .bs_wm_2 = generic_armv4_bs_wm_2, + .bs_wm_4 = generic_bs_wm_4, + .bs_wm_8 = NULL, + + /* write region */ + .bs_wr_1 = generic_bs_wr_1, + .bs_wr_2 = generic_armv4_bs_wr_2, + .bs_wr_4 = generic_bs_wr_4, + .bs_wr_8 = NULL, + + /* set multiple */ + /* XXX not implemented */ + + /* set region */ + .bs_sr_1 = NULL, + .bs_sr_2 = generic_armv4_bs_sr_2, + .bs_sr_4 = generic_bs_sr_4, + .bs_sr_8 = NULL, + + /* copy */ + .bs_c_1 = NULL, + .bs_c_2 = generic_armv4_bs_c_2, + .bs_c_4 = NULL, + .bs_c_8 = NULL, +}; + +bus_space_tag_t fdtbus_bs_tag = &_base_tag; Added: head/sys/arm/versatile/common.c ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/arm/versatile/common.c Thu Dec 13 23:19:13 2012 (r244197) @@ -0,0 +1,75 @@ +/*- + * Copyright (C) 2008-2011 MARVELL INTERNATIONAL LTD. + * All rights reserved. + * + * Developed by Semihalf. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of MARVELL nor the names of contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "opt_global.h" + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/bus.h> +#include <sys/kernel.h> +#include <sys/malloc.h> +#include <sys/kdb.h> +#include <sys/reboot.h> + +#include <dev/fdt/fdt_common.h> +#include <dev/ofw/openfirm.h> + +#include <machine/bus.h> +#include <machine/fdt.h> +#include <machine/vmparam.h> + +struct fdt_fixup_entry fdt_fixup_table[] = { + { NULL, NULL } +}; + +static int +fdt_intc_decode_ic(phandle_t node, pcell_t *intr, int *interrupt, int *trig, + int *pol) +{ + + if (!fdt_is_compatible(node, "arm,versatile-vic")) + return (ENXIO); + + *interrupt = fdt32_to_cpu(intr[0]); + *trig = INTR_TRIGGER_CONFORM; + *pol = INTR_POLARITY_CONFORM; + + return (0); +} + + +fdt_pic_decode_t fdt_pic_table[] = { + &fdt_intc_decode_ic, + NULL +}; Added: head/sys/arm/versatile/files.versatile ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/arm/versatile/files.versatile Thu Dec 13 23:19:13 2012 (r244197) @@ -0,0 +1,22 @@ +# $FreeBSD$ + +arm/arm/bus_space_asm_generic.S standard +arm/arm/bus_space_generic.c standard +arm/arm/cpufunc_asm_arm11.S standard +arm/arm/cpufunc_asm_armv5.S standard +arm/arm/cpufunc_asm_armv6.S standard +arm/arm/irq_dispatch.S standard + +arm/versatile/bus_space.c standard +arm/versatile/common.c standard +arm/versatile/pl050.c optional sc +arm/versatile/sp804.c standard +arm/versatile/versatile_machdep.c standard +arm/versatile/versatile_clcd.c optional sc +arm/versatile/versatile_pci.c optional pci +arm/versatile/versatile_pci_bus_space.c optional pci +arm/versatile/versatile_sic.c standard +arm/versatile/versatile_timer.c standard +arm/versatile/if_smc_fdt.c optional smc + +kern/kern_clocksource.c standard Added: head/sys/arm/versatile/if_smc_fdt.c ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/arm/versatile/if_smc_fdt.c Thu Dec 13 23:19:13 2012 (r244197) @@ -0,0 +1,131 @@ +/*- + * Copyright (c) 2008 Benno Rice + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> +#include <sys/kernel.h> +#include <sys/socket.h> + +#include <sys/module.h> +#include <sys/bus.h> + +#include <machine/bus.h> +#include <machine/resource.h> + +#include <net/ethernet.h> +#include <net/if.h> +#include <net/if_arp.h> +#include <net/if_media.h> + +#include <dev/smc/if_smcvar.h> + +#include <dev/mii/mii.h> +#include <dev/mii/miivar.h> + +#include <dev/fdt/fdt_common.h> +#include <dev/ofw/openfirm.h> +#include <dev/ofw/ofw_bus.h> +#include <dev/ofw/ofw_bus_subr.h> + +#include "miibus_if.h" + +static int smc_fdt_probe(device_t); +static int smc_fdt_attach(device_t); +static int smc_fdt_detach(device_t); + +static int +smc_fdt_probe(device_t dev) +{ + struct smc_softc *sc; + + if (ofw_bus_is_compatible(dev, "smsc,lan91c111")) { + sc = device_get_softc(dev); + sc->smc_usemem = 1; + + if (smc_probe(dev) != 0) { + return (ENXIO); + } + + return (0); + } + + return (ENXIO); +} + +static int +smc_fdt_attach(device_t dev) +{ + int err; + struct smc_softc *sc; + + sc = device_get_softc(dev); + + err = smc_attach(dev); + if (err) { + return (err); + } + + return (0); +} + +static int +smc_fdt_detach(device_t dev) +{ + + smc_detach(dev); + + return (0); +} + +static device_method_t smc_fdt_methods[] = { + /* Device interface */ + DEVMETHOD(device_probe, smc_fdt_probe), + DEVMETHOD(device_attach, smc_fdt_attach), + DEVMETHOD(device_detach, smc_fdt_detach), + + /* MII interface */ + DEVMETHOD(miibus_readreg, smc_miibus_readreg), + DEVMETHOD(miibus_writereg, smc_miibus_writereg), + DEVMETHOD(miibus_statchg, smc_miibus_statchg), + + { 0, 0 } +}; + +static driver_t smc_fdt_driver = { + "smc", + smc_fdt_methods, + sizeof(struct smc_softc), +}; + +extern devclass_t smc_devclass; + +DRIVER_MODULE(smc, simplebus, smc_fdt_driver, smc_devclass, 0, 0); +DRIVER_MODULE(miibus, smc, miibus_driver, miibus_devclass, 0, 0); +MODULE_DEPEND(smc, fdt, 1, 1, 1); +MODULE_DEPEND(smc, ether, 1, 1, 1); +MODULE_DEPEND(smc, miibus, 1, 1, 1); Added: head/sys/arm/versatile/pl050.c ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/arm/versatile/pl050.c Thu Dec 13 23:19:13 2012 (r244197) @@ -0,0 +1,713 @@ +/* + * Copyright (c) 2012 Oleksandr Tymoshenko <go...@freebsd.org> + * All rights reserved. + * + * Based on dev/usb/input/ukbd.c + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/bus.h> +#include <sys/kernel.h> +#include <sys/module.h> +#include <sys/malloc.h> +#include <sys/rman.h> +#include <sys/proc.h> +#include <sys/sched.h> +#include <sys/kdb.h> + +#include <machine/bus.h> +#include <machine/cpu.h> +#include <machine/frame.h> +#include <machine/intr.h> + +#include <dev/fdt/fdt_common.h> +#include <dev/ofw/openfirm.h> +#include <dev/ofw/ofw_bus.h> +#include <dev/ofw/ofw_bus_subr.h> + +#include <sys/ioccom.h> +#include <sys/filio.h> +#include <sys/tty.h> +#include <sys/kbio.h> + +#include <dev/kbd/kbdreg.h> + +#include <machine/bus.h> +#include <machine/fdt.h> + +#include <dev/kbd/kbdtables.h> + +#define KMI_LOCK() mtx_lock(&Giant) +#define KMI_UNLOCK() mtx_unlock(&Giant) + +#ifdef INVARIANTS +/* + * Assert that the lock is held in all contexts + * where the code can be executed. + */ +#define KMI_LOCK_ASSERT() mtx_assert(&Giant, MA_OWNED) +/* + * Assert that the lock is held in the contexts + * where it really has to be so. + */ +#define KMI_CTX_LOCK_ASSERT() \ + do { \ + if (!kdb_active && panicstr == NULL) \ + mtx_assert(&Giant, MA_OWNED); \ + } while (0) +#else +#define KMI_LOCK_ASSERT() (void)0 +#define KMI_CTX_LOCK_ASSERT() (void)0 +#endif + +#define KMICR 0x00 +#define KMICR_TYPE_NONPS2 (1 << 5) +#define KMICR_RXINTREN (1 << 4) +#define KMICR_TXINTREN (1 << 3) +#define KMICR_EN (1 << 2) +#define KMICR_FKMID (1 << 1) +#define KMICR_FKMIC (1 << 0) +#define KMISTAT 0x04 +#define KMISTAT_TXEMPTY (1 << 6) +#define KMISTAT_TXBUSY (1 << 5) +#define KMISTAT_RXFULL (1 << 4) +#define KMISTAT_RXBUSY (1 << 3) +#define KMISTAT_RXPARITY (1 << 2) +#define KMISTAT_KMIC (1 << 1) +#define KMISTAT_KMID (1 << 0) +#define KMIDATA 0x08 +#define KMICLKDIV 0x0C +#define KMIIR 0x10 +#define KMIIR_TXINTR (1 << 1) +#define KMIIR_RXINTR (1 << 0) + +#define KMI_DRIVER_NAME "kmi" +#define KMI_NFKEY (sizeof(fkey_tab)/sizeof(fkey_tab[0])) /* units */ + +struct kmi_softc { + keyboard_t sc_kbd; + keymap_t sc_keymap; + accentmap_t sc_accmap; + fkeytab_t sc_fkeymap[KMI_NFKEY]; + + struct resource* sc_mem_res; + struct resource* sc_irq_res; + void* sc_intr_hl; + + int sc_mode; /* input mode (K_XLATE,K_RAW,K_CODE) */ + int sc_state; /* shift/lock key state */ + int sc_accents; /* accent key index (> 0) */ + uint32_t sc_flags; /* flags */ +#define KMI_FLAG_COMPOSE 0x00000001 +#define KMI_FLAG_POLLING 0x00000002 + + struct thread *sc_poll_thread; +}; + +/* Read/Write macros for Timer used as timecounter */ +#define pl050_kmi_read_4(sc, reg) \ + bus_read_4((sc)->sc_mem_res, (reg)) + +#define pl050_kmi_write_4(sc, reg, val) \ + bus_write_4((sc)->sc_mem_res, (reg), (val)) + +/* prototypes */ +static void kmi_set_leds(struct kmi_softc *, uint8_t); +static int kmi_set_typematic(keyboard_t *, int); +static uint32_t kmi_read_char(keyboard_t *, int); +static void kmi_clear_state(keyboard_t *); +static int kmi_ioctl(keyboard_t *, u_long, caddr_t); +static int kmi_enable(keyboard_t *); +static int kmi_disable(keyboard_t *); + +/* early keyboard probe, not supported */ +static int +kmi_configure(int flags) +{ + return (0); +} + +/* detect a keyboard, not used */ +static int +kmi_probe(int unit, void *arg, int flags) +{ + return (ENXIO); +} + +/* reset and initialize the device, not used */ +static int +kmi_init(int unit, keyboard_t **kbdp, void *arg, int flags) +{ + return (ENXIO); +} + +/* test the interface to the device, not used */ +static int +kmi_test_if(keyboard_t *kbd) +{ + return (0); +} + +/* finish using this keyboard, not used */ +static int +kmi_term(keyboard_t *kbd) +{ + return (ENXIO); +} + +/* keyboard interrupt routine, not used */ +static int +kmi_intr(keyboard_t *kbd, void *arg) +{ + + return (0); +} + +/* lock the access to the keyboard, not used */ +static int +kmi_lock(keyboard_t *kbd, int lock) +{ + return (1); +} + +/* + * Enable the access to the device; until this function is called, + * the client cannot read from the keyboard. + */ +static int +kmi_enable(keyboard_t *kbd) +{ + + KMI_LOCK(); + KBD_ACTIVATE(kbd); + KMI_UNLOCK(); + + return (0); +} + +/* disallow the access to the device */ +static int +kmi_disable(keyboard_t *kbd) +{ + + KMI_LOCK(); + KBD_DEACTIVATE(kbd); + KMI_UNLOCK(); + + return (0); +} + +/* check if data is waiting */ +static int +kmi_check(keyboard_t *kbd) +{ + struct kmi_softc *sc = kbd->kb_data; + uint32_t reg; + + KMI_CTX_LOCK_ASSERT(); + + if (!KBD_IS_ACTIVE(kbd)) + return (0); + + reg = pl050_kmi_read_4(sc, KMIIR); + return (reg & KMIIR_RXINTR); +} + +/* check if char is waiting */ +static int +kmi_check_char_locked(keyboard_t *kbd) +{ + KMI_CTX_LOCK_ASSERT(); + + if (!KBD_IS_ACTIVE(kbd)) + return (0); + + return (kmi_check(kbd)); +} + +static int +kmi_check_char(keyboard_t *kbd) +{ + int result; + + KMI_LOCK(); + result = kmi_check_char_locked(kbd); + KMI_UNLOCK(); + + return (result); +} + +/* read one byte from the keyboard if it's allowed */ +/* Currently unused. */ +static int +kmi_read(keyboard_t *kbd, int wait) +{ + KMI_CTX_LOCK_ASSERT(); + + if (!KBD_IS_ACTIVE(kbd)) + return (-1); + + ++(kbd->kb_count); + printf("Implement ME: %s\n", __func__); + return (0); +} + +/* read char from the keyboard */ +static uint32_t +kmi_read_char_locked(keyboard_t *kbd, int wait) +{ + struct kmi_softc *sc = kbd->kb_data; + uint32_t reg, data; + + KMI_CTX_LOCK_ASSERT(); + + if (!KBD_IS_ACTIVE(kbd)) + return (NOKEY); + + reg = pl050_kmi_read_4(sc, KMIIR); + if (reg & KMIIR_RXINTR) { + data = pl050_kmi_read_4(sc, KMIDATA); + return (data); + } + + ++kbd->kb_count; + return (NOKEY); +} + +/* Currently wait is always false. */ +static uint32_t +kmi_read_char(keyboard_t *kbd, int wait) +{ + uint32_t keycode; + + KMI_LOCK(); + keycode = kmi_read_char_locked(kbd, wait); + KMI_UNLOCK(); + + return (keycode); +} + +/* some useful control functions */ +static int +kmi_ioctl_locked(keyboard_t *kbd, u_long cmd, caddr_t arg) +{ + struct kmi_softc *sc = kbd->kb_data; + int i; +#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ + defined(COMPAT_FREEBSD4) || defined(COMPAT_43) + int ival; + +#endif + + KMI_LOCK_ASSERT(); + + switch (cmd) { + case KDGKBMODE: /* get keyboard mode */ + *(int *)arg = sc->sc_mode; + break; +#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ + defined(COMPAT_FREEBSD4) || defined(COMPAT_43) + case _IO('K', 7): + ival = IOCPARM_IVAL(arg); + arg = (caddr_t)&ival; + /* FALLTHROUGH */ +#endif + case KDSKBMODE: /* set keyboard mode */ + switch (*(int *)arg) { + case K_XLATE: + if (sc->sc_mode != K_XLATE) { + /* make lock key state and LED state match */ + sc->sc_state &= ~LOCK_MASK; + sc->sc_state |= KBD_LED_VAL(kbd); + } + /* FALLTHROUGH */ + case K_RAW: + case K_CODE: + if (sc->sc_mode != *(int *)arg) { + if ((sc->sc_flags & KMI_FLAG_POLLING) == 0) + kmi_clear_state(kbd); + sc->sc_mode = *(int *)arg; + } + break; + default: + return (EINVAL); + } + break; + + case KDGETLED: /* get keyboard LED */ + *(int *)arg = KBD_LED_VAL(kbd); + break; +#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ + defined(COMPAT_FREEBSD4) || defined(COMPAT_43) + case _IO('K', 66): + ival = IOCPARM_IVAL(arg); + arg = (caddr_t)&ival; + /* FALLTHROUGH */ +#endif + case KDSETLED: /* set keyboard LED */ + /* NOTE: lock key state in "sc_state" won't be changed */ + if (*(int *)arg & ~LOCK_MASK) + return (EINVAL); + + i = *(int *)arg; + + /* replace CAPS LED with ALTGR LED for ALTGR keyboards */ + if (sc->sc_mode == K_XLATE && + kbd->kb_keymap->n_keys > ALTGR_OFFSET) { + if (i & ALKED) + i |= CLKED; + else + i &= ~CLKED; + } + if (KBD_HAS_DEVICE(kbd)) + kmi_set_leds(sc, i); + + KBD_LED_VAL(kbd) = *(int *)arg; + break; + case KDGKBSTATE: /* get lock key state */ + *(int *)arg = sc->sc_state & LOCK_MASK; + break; +#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ + defined(COMPAT_FREEBSD4) || defined(COMPAT_43) + case _IO('K', 20): + ival = IOCPARM_IVAL(arg); + arg = (caddr_t)&ival; + /* FALLTHROUGH */ +#endif + case KDSKBSTATE: /* set lock key state */ + if (*(int *)arg & ~LOCK_MASK) { + return (EINVAL); + } + sc->sc_state &= ~LOCK_MASK; + sc->sc_state |= *(int *)arg; + + /* set LEDs and quit */ + return (kmi_ioctl(kbd, KDSETLED, arg)); + + case KDSETREPEAT: /* set keyboard repeat rate (new + * interface) */ + if (!KBD_HAS_DEVICE(kbd)) { + return (0); + } + if (((int *)arg)[1] < 0) { + return (EINVAL); + } + if (((int *)arg)[0] < 0) { + return (EINVAL); + } + if (((int *)arg)[0] < 200) /* fastest possible value */ + kbd->kb_delay1 = 200; + else + kbd->kb_delay1 = ((int *)arg)[0]; + kbd->kb_delay2 = ((int *)arg)[1]; + return (0); + +#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ + defined(COMPAT_FREEBSD4) || defined(COMPAT_43) + case _IO('K', 67): + ival = IOCPARM_IVAL(arg); + arg = (caddr_t)&ival; + /* FALLTHROUGH */ +#endif + case KDSETRAD: /* set keyboard repeat rate (old + * interface) */ + return (kmi_set_typematic(kbd, *(int *)arg)); + + case PIO_KEYMAP: /* set keyboard translation table */ + case OPIO_KEYMAP: /* set keyboard translation table + * (compat) */ + case PIO_KEYMAPENT: /* set keyboard translation table + * entry */ + case PIO_DEADKEYMAP: /* set accent key translation table */ + sc->sc_accents = 0; + /* FALLTHROUGH */ + default: + return (genkbd_commonioctl(kbd, cmd, arg)); + } + + return (0); +} + +static int +kmi_ioctl(keyboard_t *kbd, u_long cmd, caddr_t arg) +{ + int result; + + /* + * XXX KDGKBSTATE, KDSKBSTATE and KDSETLED can be called from any + * context where printf(9) can be called, which among other things + * includes interrupt filters and threads with any kinds of locks + * already held. For this reason it would be dangerous to acquire + * the Giant here unconditionally. On the other hand we have to + * have it to handle the ioctl. + * So we make our best effort to auto-detect whether we can grab + * the Giant or not. Blame syscons(4) for this. + */ + switch (cmd) { + case KDGKBSTATE: + case KDSKBSTATE: + case KDSETLED: + if (!mtx_owned(&Giant) && !SCHEDULER_STOPPED()) + return (EDEADLK); /* best I could come up with */ + /* FALLTHROUGH */ + default: + KMI_LOCK(); + result = kmi_ioctl_locked(kbd, cmd, arg); + KMI_UNLOCK(); + return (result); + } +} + + +/* clear the internal state of the keyboard */ +static void +kmi_clear_state(keyboard_t *kbd) +{ + struct kmi_softc *sc = kbd->kb_data; + + KMI_CTX_LOCK_ASSERT(); + + sc->sc_flags &= ~(KMI_FLAG_COMPOSE | KMI_FLAG_POLLING); + sc->sc_state &= LOCK_MASK; /* preserve locking key state */ + sc->sc_accents = 0; +} + +/* save the internal state, not used */ +static int +kmi_get_state(keyboard_t *kbd, void *buf, size_t len) +{ + return (len == 0) ? 1 : -1; +} + +/* set the internal state, not used */ +static int +kmi_set_state(keyboard_t *kbd, void *buf, size_t len) +{ + return (EINVAL); +} + +static int +kmi_poll(keyboard_t *kbd, int on) +{ + struct kmi_softc *sc = kbd->kb_data; + + KMI_LOCK(); + if (on) { + sc->sc_flags |= KMI_FLAG_POLLING; + sc->sc_poll_thread = curthread; + } else { + sc->sc_flags &= ~KMI_FLAG_POLLING; + } + KMI_UNLOCK(); + + return (0); +} + +/* local functions */ + +static void +kmi_set_leds(struct kmi_softc *sc, uint8_t leds) +{ + + KMI_LOCK_ASSERT(); + + /* start transfer, if not already started */ + printf("Implement me: %s\n", __func__); *** DIFF OUTPUT TRUNCATED AT 1000 LINES *** _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
