160 lines
4.1 KiB
C
160 lines
4.1 KiB
C
/*-
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* Copyright (c) 2010 Adrian Chadd
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include "opt_ddb.h"
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#include <sys/param.h>
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#include <sys/conf.h>
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#include <sys/kernel.h>
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#include <sys/systm.h>
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#include <sys/bus.h>
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#include <sys/cons.h>
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#include <sys/kdb.h>
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#include <sys/reboot.h>
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#include <vm/vm.h>
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#include <vm/vm_page.h>
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#include <net/ethernet.h>
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#include <machine/clock.h>
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#include <machine/cpu.h>
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#include <machine/cpuregs.h>
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#include <machine/hwfunc.h>
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#include <machine/md_var.h>
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#include <machine/trap.h>
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#include <machine/vmparam.h>
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#include <mips/atheros/ar71xxreg.h>
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#include <mips/atheros/ar71xx_setup.h>
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#include <mips/atheros/ar71xx_cpudef.h>
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#include <mips/atheros/ar71xx_chip.h>
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#include <mips/atheros/ar724x_chip.h>
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#include <mips/atheros/ar91xx_chip.h>
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#include <mips/sentry5/s5reg.h>
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#define AR71XX_SYS_TYPE_LEN 128
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static char ar71xx_sys_type[AR71XX_SYS_TYPE_LEN];
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enum ar71xx_soc_type ar71xx_soc;
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struct ar71xx_cpu_def * ar71xx_cpu_ops = NULL;
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void
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ar71xx_detect_sys_type(void)
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{
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char *chip = "????";
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uint32_t id;
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uint32_t major;
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uint32_t minor;
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uint32_t rev = 0;
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id = ATH_READ_REG(AR71XX_RST_RESET_REG_REV_ID);
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major = id & REV_ID_MAJOR_MASK;
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switch (major) {
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case REV_ID_MAJOR_AR71XX:
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minor = id & AR71XX_REV_ID_MINOR_MASK;
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rev = id >> AR71XX_REV_ID_REVISION_SHIFT;
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rev &= AR71XX_REV_ID_REVISION_MASK;
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ar71xx_cpu_ops = &ar71xx_chip_def;
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switch (minor) {
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case AR71XX_REV_ID_MINOR_AR7130:
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ar71xx_soc = AR71XX_SOC_AR7130;
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chip = "7130";
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break;
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case AR71XX_REV_ID_MINOR_AR7141:
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ar71xx_soc = AR71XX_SOC_AR7141;
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chip = "7141";
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break;
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case AR71XX_REV_ID_MINOR_AR7161:
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ar71xx_soc = AR71XX_SOC_AR7161;
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chip = "7161";
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break;
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}
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break;
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case REV_ID_MAJOR_AR7240:
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ar71xx_soc = AR71XX_SOC_AR7240;
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chip = "7240";
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ar71xx_cpu_ops = &ar724x_chip_def;
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rev = (id & AR724X_REV_ID_REVISION_MASK);
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break;
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case REV_ID_MAJOR_AR7241:
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ar71xx_soc = AR71XX_SOC_AR7241;
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chip = "7241";
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ar71xx_cpu_ops = &ar724x_chip_def;
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rev = (id & AR724X_REV_ID_REVISION_MASK);
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break;
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case REV_ID_MAJOR_AR7242:
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ar71xx_soc = AR71XX_SOC_AR7242;
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chip = "7242";
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ar71xx_cpu_ops = &ar724x_chip_def;
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rev = (id & AR724X_REV_ID_REVISION_MASK);
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break;
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case REV_ID_MAJOR_AR913X:
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minor = id & AR91XX_REV_ID_MINOR_MASK;
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rev = id >> AR91XX_REV_ID_REVISION_SHIFT;
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rev &= AR91XX_REV_ID_REVISION_MASK;
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ar71xx_cpu_ops = &ar91xx_chip_def;
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switch (minor) {
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case AR91XX_REV_ID_MINOR_AR9130:
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ar71xx_soc = AR71XX_SOC_AR9130;
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chip = "9130";
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break;
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case AR91XX_REV_ID_MINOR_AR9132:
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ar71xx_soc = AR71XX_SOC_AR9132;
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chip = "9132";
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break;
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}
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break;
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default:
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panic("ar71xx: unknown chip id:0x%08x\n", id);
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}
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sprintf(ar71xx_sys_type, "Atheros AR%s rev %u", chip, rev);
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}
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const char *
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ar71xx_get_system_type(void)
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{
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return ar71xx_sys_type;
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}
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