Index: head/sys/arm/annapurna/alpine/alpine_common.c =================================================================== --- head/sys/arm/annapurna/alpine/alpine_common.c (revision 320642) +++ head/sys/arm/annapurna/alpine/alpine_common.c (revision 320643) @@ -1,159 +1,72 @@ /*- * Copyright (c) 2013 Ruslan Bukin * Copyright (c) 2015 Semihalf. * 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 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 __FBSDID("$FreeBSD$"); #include "opt_platform.h" #include #include #include #include #include #include #include #include #include -#define WDTLOAD 0x000 -#define LOAD_MIN 0x00000001 -#define LOAD_MAX 0xFFFFFFFF -#define WDTVALUE 0x004 -#define WDTCONTROL 0x008 -/* control register masks */ -#define INT_ENABLE (1 << 0) -#define RESET_ENABLE (1 << 1) -#define WDTLOCK 0xC00 -#define UNLOCK 0x1ACCE551 -#define LOCK 0x00000001 - -extern bus_addr_t al_devmap_pa; - -static int alpine_get_wdt_base(uint32_t *pbase, uint32_t *psize); +#ifndef INTRNG static int alpine_pic_decode_fdt(uint32_t iparent, uint32_t *intr, int *interrupt, int *trig, int *pol); -int alpine_get_devmap_base(bus_addr_t *pa, bus_addr_t *size); - -int alpine_get_devmap_base(bus_addr_t *pa, bus_addr_t *size) -{ - phandle_t node; - - if ((node = OF_finddevice("/")) == 0) - return (ENXIO); - - if ((node = fdt_find_compatible(node, "simple-bus", 1)) == 0) - return (ENXIO); - - return fdt_get_range(node, 0, pa, size); -} - -static int -alpine_get_wdt_base(uint32_t *pbase, uint32_t *psize) -{ - phandle_t node; - u_long base = 0; - u_long size = 0; - - if (pbase == NULL || psize == NULL) - return (EINVAL); - - if ((node = OF_finddevice("/")) == -1) - return (EFAULT); - - if ((node = fdt_find_compatible(node, "simple-bus", 1)) == 0) - return (EFAULT); - - if ((node = - fdt_find_compatible(node, "arm,sp805", 1)) == 0) - return (EFAULT); - - if (fdt_regsize(node, &base, &size)) - return (EFAULT); - - *pbase = base; - *psize = size; - - return (0); -} - -void -cpu_reset(void) -{ - uint32_t wdbase, wdsize; - bus_addr_t wdbaddr; - int ret; - - ret = alpine_get_wdt_base(&wdbase, &wdsize); - if (ret) { - printf("Unable to get WDT base, do power down manually..."); - goto infinite; - } - - ret = bus_space_map(fdtbus_bs_tag, al_devmap_pa + wdbase, - wdsize, 0, &wdbaddr); - if (ret) { - printf("Unable to map WDT base, do power down manually..."); - goto infinite; - } - - bus_space_write_4(fdtbus_bs_tag, wdbaddr, WDTLOCK, UNLOCK); - bus_space_write_4(fdtbus_bs_tag, wdbaddr, WDTLOAD, LOAD_MIN); - bus_space_write_4(fdtbus_bs_tag, wdbaddr, WDTCONTROL, INT_ENABLE | RESET_ENABLE); - -infinite: - while (1) {} -} - -#ifndef INTRNG static int alpine_pic_decode_fdt(uint32_t iparent, uint32_t *intr, int *interrupt, int *trig, int *pol) { int rv = 0; rv = gic_decode_fdt(iparent, intr, interrupt, trig, pol); if (rv == 0) { /* This was recognized as our PIC and decoded. */ interrupt = FDT_MAP_IRQ(iparent, interrupt); /* Configure the interrupt if callback provided */ if (arm_config_irq) (*arm_config_irq)(*interrupt, *trig, *pol); } return (rv); } fdt_pic_decode_t fdt_pic_table[] = { &alpine_pic_decode_fdt, NULL }; #endif Index: head/sys/arm/annapurna/alpine/alpine_machdep.c =================================================================== --- head/sys/arm/annapurna/alpine/alpine_machdep.c (revision 320642) +++ head/sys/arm/annapurna/alpine/alpine_machdep.c (revision 320643) @@ -1,91 +1,162 @@ /*- * Copyright (c) 2013 Ruslan Bukin * Copyright (c) 2015 Semihalf * 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 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 "opt_ddb.h" +#include "opt_platform.h" + #include __FBSDID("$FreeBSD$"); #include #include #include -#include -#include #include #include #include #include -#include /* For trapframe_t, used in */ -#include -#include #include +#include -#include "opt_ddb.h" -#include "opt_platform.h" +#include +#include -#define DEVMAP_MAX_VA_ADDRESS 0xF0000000 +#include + +#include "platform_if.h" + +#define WDTLOAD 0x000 +#define LOAD_MIN 0x00000001 +#define LOAD_MAX 0xFFFFFFFF +#define WDTVALUE 0x004 +#define WDTCONTROL 0x008 +/* control register masks */ +#define INT_ENABLE (1 << 0) +#define RESET_ENABLE (1 << 1) +#define WDTLOCK 0xC00 +#define UNLOCK 0x1ACCE551 +#define LOCK 0x00000001 + bus_addr_t al_devmap_pa; bus_addr_t al_devmap_size; -int alpine_get_devmap_base(bus_addr_t *pa, bus_addr_t *size); - -vm_offset_t -platform_lastaddr(void) +static int +alpine_get_devmap_base(bus_addr_t *pa, bus_addr_t *size) { + phandle_t node; - return (DEVMAP_MAX_VA_ADDRESS); -} + if ((node = OF_finddevice("/")) == 0) + return (ENXIO); -void -platform_probe_and_attach(void) -{ + if ((node = fdt_find_compatible(node, "simple-bus", 1)) == 0) + return (ENXIO); + return fdt_get_range(node, 0, pa, size); } -void -platform_gpio_init(void) +static int +alpine_get_wdt_base(uint32_t *pbase, uint32_t *psize) { + phandle_t node; + u_long base = 0; + u_long size = 0; -} + if (pbase == NULL || psize == NULL) + return (EINVAL); -void -platform_late_init(void) -{ + if ((node = OF_finddevice("/")) == -1) + return (EFAULT); + if ((node = fdt_find_compatible(node, "simple-bus", 1)) == 0) + return (EFAULT); + + if ((node = + fdt_find_compatible(node, "arm,sp805", 1)) == 0) + return (EFAULT); + + if (fdt_regsize(node, &base, &size)) + return (EFAULT); + + *pbase = base; + *psize = size; + + return (0); } /* * Construct devmap table with DT-derived config data. */ -int -platform_devmap_init(void) +static int +alpine_devmap_init(platform_t plat) { alpine_get_devmap_base(&al_devmap_pa, &al_devmap_size); devmap_add_entry(al_devmap_pa, al_devmap_size); return (0); } + +static void +alpine_cpu_reset(platform_t plat) +{ + uint32_t wdbase, wdsize; + bus_addr_t wdbaddr; + int ret; + + ret = alpine_get_wdt_base(&wdbase, &wdsize); + if (ret) { + printf("Unable to get WDT base, do power down manually..."); + goto infinite; + } + + ret = bus_space_map(fdtbus_bs_tag, al_devmap_pa + wdbase, + wdsize, 0, &wdbaddr); + if (ret) { + printf("Unable to map WDT base, do power down manually..."); + goto infinite; + } + + bus_space_write_4(fdtbus_bs_tag, wdbaddr, WDTLOCK, UNLOCK); + bus_space_write_4(fdtbus_bs_tag, wdbaddr, WDTLOAD, LOAD_MIN); + bus_space_write_4(fdtbus_bs_tag, wdbaddr, WDTCONTROL, + INT_ENABLE | RESET_ENABLE); + +infinite: + while (1) {} +} + +static platform_method_t alpine_methods[] = { + PLATFORMMETHOD(platform_devmap_init, alpine_devmap_init), + PLATFORMMETHOD(platform_cpu_reset, alpine_cpu_reset), + +#ifdef SMP + PLATFORMMETHOD(platform_mp_start_ap, alpine_mp_start_ap), + PLATFORMMETHOD(platform_mp_setmaxid, alpine_mp_setmaxid), +#endif + PLATFORMMETHOD_END, +}; +FDT_PLATFORM_DEF(alpine, "alpine", 0, "annapurna,alpine", 200); Index: head/sys/arm/annapurna/alpine/alpine_machdep_mp.c =================================================================== --- head/sys/arm/annapurna/alpine/alpine_machdep_mp.c (revision 320642) +++ head/sys/arm/annapurna/alpine/alpine_machdep_mp.c (revision 320643) @@ -1,249 +1,252 @@ /*- * Copyright (c) 2013 Ruslan Bukin * Copyright (c) 2015 Semihalf * 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 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 __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include #include #include #include #include +#include #include #include #include #include +#include + #define AL_CPU_RESUME_WATERMARK_REG 0x00 #define AL_CPU_RESUME_FLAGS_REG 0x04 #define AL_CPU_RESUME_PCPU_RADDR_REG(cpu) (0x08 + 0x04 + 8*(cpu)) #define AL_CPU_RESUME_PCPU_FLAGS(cpu) (0x08 + 8*(cpu)) /* Per-CPU flags */ #define AL_CPU_RESUME_FLG_PERCPU_DONT_RESUME (1 << 2) /* The expected magic number for validating the resume addresses */ #define AL_CPU_RESUME_MAGIC_NUM 0xf0e1d200 #define AL_CPU_RESUME_MAGIC_NUM_MASK 0xffffff00 /* The expected minimal version number for validating the capabilities */ #define AL_CPU_RESUME_MIN_VER 0x000000c3 #define AL_CPU_RESUME_MIN_VER_MASK 0x000000ff /* Field controlling the boot-up of companion cores */ #define AL_NB_INIT_CONTROL (0x8) #define AL_NB_CONFIG_STATUS_PWR_CTRL(cpu) (0x2020 + (cpu)*0x100) extern bus_addr_t al_devmap_pa; extern bus_addr_t al_devmap_size; extern void mpentry(void); static int platform_mp_get_core_cnt(void); static int alpine_get_cpu_resume_base(u_long *pbase, u_long *psize); static int alpine_get_nb_base(u_long *pbase, u_long *psize); static boolean_t alpine_validate_cpu(u_int, phandle_t, u_int, pcell_t *); static boolean_t alpine_validate_cpu(u_int id, phandle_t child, u_int addr_cell, pcell_t *reg) { return ofw_bus_node_is_compatible(child, "arm,cortex-a15"); } static int platform_mp_get_core_cnt(void) { static int ncores = 0; int nchilds; uint32_t reg; /* Calculate ncores value only once */ if (ncores) return (ncores); reg = cp15_l2ctlr_get(); ncores = CPUV7_L2CTLR_NPROC(reg); nchilds = ofw_cpu_early_foreach(alpine_validate_cpu, false); /* Limit CPUs if DTS has configured less than available */ if ((nchilds > 0) && (nchilds < ncores)) { printf("SMP: limiting number of active CPUs to %d out of %d\n", nchilds, ncores); ncores = nchilds; } return (ncores); } void -platform_mp_setmaxid(void) +alpine_mp_setmaxid(platform_t plat) { mp_ncpus = platform_mp_get_core_cnt(); mp_maxid = mp_ncpus - 1; } static int alpine_get_cpu_resume_base(u_long *pbase, u_long *psize) { phandle_t node; u_long base = 0; u_long size = 0; if (pbase == NULL || psize == NULL) return (EINVAL); if ((node = OF_finddevice("/")) == -1) return (EFAULT); if ((node = ofw_bus_find_compatible(node, "annapurna-labs,al-cpu-resume")) == 0) return (EFAULT); if (fdt_regsize(node, &base, &size)) return (EFAULT); *pbase = base; *psize = size; return (0); } static int alpine_get_nb_base(u_long *pbase, u_long *psize) { phandle_t node; u_long base = 0; u_long size = 0; if (pbase == NULL || psize == NULL) return (EINVAL); if ((node = OF_finddevice("/")) == -1) return (EFAULT); if ((node = ofw_bus_find_compatible(node, "annapurna-labs,al-nb-service")) == 0) return (EFAULT); if (fdt_regsize(node, &base, &size)) return (EFAULT); *pbase = base; *psize = size; return (0); } void -platform_mp_start_ap(void) +alpine_mp_start_ap(platform_t plat) { uint32_t physaddr; vm_offset_t vaddr; uint32_t val; uint32_t start_mask; u_long cpu_resume_base; u_long nb_base; u_long cpu_resume_size; u_long nb_size; bus_addr_t cpu_resume_baddr; bus_addr_t nb_baddr; int a; if (alpine_get_cpu_resume_base(&cpu_resume_base, &cpu_resume_size)) panic("Couldn't resolve cpu_resume_base address\n"); if (alpine_get_nb_base(&nb_base, &nb_size)) panic("Couldn't resolve_nb_base address\n"); /* Proceed with start addresses for additional CPUs */ if (bus_space_map(fdtbus_bs_tag, al_devmap_pa + cpu_resume_base, cpu_resume_size, 0, &cpu_resume_baddr)) panic("Couldn't map CPU-resume area"); if (bus_space_map(fdtbus_bs_tag, al_devmap_pa + nb_base, nb_size, 0, &nb_baddr)) panic("Couldn't map NB-service area"); /* Proceed with start addresses for additional CPUs */ val = bus_space_read_4(fdtbus_bs_tag, cpu_resume_baddr, AL_CPU_RESUME_WATERMARK_REG); if (((val & AL_CPU_RESUME_MAGIC_NUM_MASK) != AL_CPU_RESUME_MAGIC_NUM) || ((val & AL_CPU_RESUME_MIN_VER_MASK) < AL_CPU_RESUME_MIN_VER)) { panic("CPU-resume device is not compatible"); } vaddr = (vm_offset_t)mpentry; physaddr = pmap_kextract(vaddr); for (a = 1; a < platform_mp_get_core_cnt(); a++) { /* Power up the core */ bus_space_write_4(fdtbus_bs_tag, nb_baddr, AL_NB_CONFIG_STATUS_PWR_CTRL(a), 0); mb(); /* Enable resume */ val = bus_space_read_4(fdtbus_bs_tag, cpu_resume_baddr, AL_CPU_RESUME_PCPU_FLAGS(a)); val &= ~AL_CPU_RESUME_FLG_PERCPU_DONT_RESUME; bus_space_write_4(fdtbus_bs_tag, cpu_resume_baddr, AL_CPU_RESUME_PCPU_FLAGS(a), val); mb(); /* Set resume physical address */ bus_space_write_4(fdtbus_bs_tag, cpu_resume_baddr, AL_CPU_RESUME_PCPU_RADDR_REG(a), physaddr); mb(); } /* Release cores from reset */ if (bus_space_map(fdtbus_bs_tag, al_devmap_pa + nb_base, nb_size, 0, &nb_baddr)) panic("Couldn't map NB-service area"); start_mask = (1 << platform_mp_get_core_cnt()) - 1; /* Release cores from reset */ val = bus_space_read_4(fdtbus_bs_tag, nb_baddr, AL_NB_INIT_CONTROL); val |= start_mask; bus_space_write_4(fdtbus_bs_tag, nb_baddr, AL_NB_INIT_CONTROL, val); dsb(); bus_space_unmap(fdtbus_bs_tag, nb_baddr, nb_size); bus_space_unmap(fdtbus_bs_tag, cpu_resume_baddr, cpu_resume_size); } Index: head/sys/arm/annapurna/alpine/alpine_mp.h =================================================================== --- head/sys/arm/annapurna/alpine/alpine_mp.h (nonexistent) +++ head/sys/arm/annapurna/alpine/alpine_mp.h (revision 320643) @@ -0,0 +1,35 @@ +/*- + * Copyright (c) 2017 Andrew Turner + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _ANNAPURNA_ALPINE_MP_H_ +#define _ANNAPURNA_ALPINE_MP_H_ + +void alpine_mp_start_ap(platform_t plat); +void alpine_mp_setmaxid(platform_t plat); + +#endif /* _ANNAPURNA_ALPINE_MP_H_ */ Property changes on: head/sys/arm/annapurna/alpine/alpine_mp.h ___________________________________________________________________ Added: svn:keywords ## -0,0 +1 ## +FreeBSD=%H \ No newline at end of property Index: head/sys/arm/conf/ALPINE =================================================================== --- head/sys/arm/conf/ALPINE (revision 320642) +++ head/sys/arm/conf/ALPINE (revision 320643) @@ -1,84 +1,86 @@ # Kernel configuration for Alpine Board. # # For more information on this file, please read the config(5) manual page, # and/or 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 ALPINE include "std.armv6" include "../annapurna/alpine/std.alpine" makeoptions MODULES_OVERRIDE="" makeoptions WERROR="-Werror" options SCHED_4BSD # 4BSD scheduler options SMP # Enable multiple cores +options PLATFORM +options PLATFORM_SMP # Interrupt controller device gic options INTRNG # Annapurna Alpine drivers device al_ccu # Alpine Cache Coherency Unit device al_nb_service # Alpine North Bridge Service device al_iofic # I/O Fabric Interrupt Controller device al_serdes # Serializer/Deserializer device al_udma # Universal DMA # Pseudo devices device loop device random device pty device md device gpio # ATA controllers device ahci # AHCI-compatible SATA controllers device ata # Legacy ATA/SATA controllers # ATA/SCSI peripherals device scbus # SCSI bus (required for ATA/SCSI) device ch # SCSI media changers device da # Direct Access (disks) device sa # Sequential Access (tape etc) device cd # CD device pass # Passthrough device (direct ATA/SCSI access) device ses # Enclosure Services (SES and SAF-TE) #device ctl # CAM Target Layer # Serial ports device uart # PCI/PCIE device pci device pci_host_generic device al_pci # Annapurna Alpine PCI-E # Ethernet device ether device mii device bpf device al_eth # Annapurna Alpine Ethernet NIC options DEVICE_POLLING # USB ethernet support, requires miibus device miibus #FDT options FDT options FDT_DTB_STATIC makeoptions FDT_DTS_FILE=annapurna-alpine.dts