The MIPSsim platform is no longer supported or used.
[ralf@linux-mips.org: Also remove mipssim from arch/mips/Kbuild.platforms
and delete arch/mips/include/asm/mach-mipssim/*.]
Signed-off-by: Steven J. Hill <sjhill@mips.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/4350/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
platforms += lasat
platforms += loongson
platforms += loongson1
-platforms += mipssim
platforms += mti-malta
platforms += netlogic
platforms += pmc-sierra
This enables support for the MIPS Technologies Malta evaluation
board.
-config MIPS_SIM
- bool 'MIPS simulator (MIPSsim)'
- select CEVT_R4K
- select CSRC_R4K
- select DMA_NONCOHERENT
- select SYS_HAS_EARLY_PRINTK
- select IRQ_CPU
- select BOOT_RAW
- select SYS_HAS_CPU_MIPS32_R1
- select SYS_HAS_CPU_MIPS32_R2
- select SYS_HAS_EARLY_PRINTK
- select SYS_SUPPORTS_32BIT_KERNEL
- select SYS_SUPPORTS_BIG_ENDIAN
- select SYS_SUPPORTS_MULTITHREADING
- select SYS_SUPPORTS_LITTLE_ENDIAN
- help
- This option enables support for MIPS Technologies MIPSsim software
- emulator.
-
config NEC_MARKEINS
bool "NEC EMMA2RH Mark-eins board"
select SOC_EMMA2RH
+++ /dev/null
-CONFIG_MIPS_SIM=y
-CONFIG_CPU_LITTLE_ENDIAN=y
-CONFIG_HZ_100=y
-# CONFIG_SECCOMP is not set
-CONFIG_EXPERIMENTAL=y
-# CONFIG_SWAP is not set
-CONFIG_SYSVIPC=y
-CONFIG_LOG_BUF_SHIFT=14
-# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
-CONFIG_EXPERT=y
-CONFIG_SLAB=y
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-CONFIG_MODVERSIONS=y
-CONFIG_MODULE_SRCVERSION_ALL=y
-# CONFIG_BLK_DEV_BSG is not set
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-CONFIG_IP_MULTICAST=y
-CONFIG_IP_ADVANCED_ROUTER=y
-CONFIG_IP_PNP=y
-CONFIG_IP_PNP_DHCP=y
-CONFIG_IP_PNP_BOOTP=y
-# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
-# CONFIG_INET_XFRM_MODE_TUNNEL is not set
-# CONFIG_INET_XFRM_MODE_BEET is not set
-# CONFIG_INET_LRO is not set
-# CONFIG_IPV6 is not set
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
-# CONFIG_STANDALONE is not set
-# CONFIG_PREVENT_FIRMWARE_BUILD is not set
-# CONFIG_FW_LOADER is not set
-CONFIG_BLK_DEV_LOOP=y
-CONFIG_BLK_DEV_NBD=y
-# CONFIG_MISC_DEVICES is not set
-CONFIG_NETDEVICES=y
-CONFIG_NET_ETHERNET=y
-CONFIG_MIPS_SIM_NET=y
-# CONFIG_NETDEV_1000 is not set
-# CONFIG_NETDEV_10000 is not set
-# CONFIG_INPUT is not set
-# CONFIG_SERIO is not set
-# CONFIG_VT is not set
-CONFIG_SERIAL_8250=y
-CONFIG_SERIAL_8250_CONSOLE=y
-CONFIG_SERIAL_8250_NR_UARTS=1
-CONFIG_SERIAL_8250_RUNTIME_UARTS=1
-# CONFIG_HW_RANDOM is not set
-# CONFIG_HWMON is not set
-# CONFIG_USB_SUPPORT is not set
-# CONFIG_DNOTIFY is not set
-CONFIG_TMPFS=y
-CONFIG_ROMFS_FS=y
-CONFIG_NFS_FS=y
-CONFIG_NFS_V3=y
-CONFIG_ROOT_NFS=y
-CONFIG_DEBUG_KERNEL=y
-# CONFIG_SCHED_DEBUG is not set
-CONFIG_DEBUG_INFO=y
-CONFIG_CMDLINE_BOOL=y
-CONFIG_CMDLINE="nfsroot=192.168.192.169:/u1/mipsel,timeo=20 ip=dhcp"
-# CONFIG_CRC32 is not set
+++ /dev/null
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2003, 2004 Chris Dearman
- */
-#ifndef __ASM_MACH_SIM_CPU_FEATURE_OVERRIDES_H
-#define __ASM_MACH_SIM_CPU_FEATURE_OVERRIDES_H
-
-
-/*
- * CPU feature overrides for MIPS boards
- */
-#ifdef CONFIG_CPU_MIPS32
-#define cpu_has_tlb 1
-#define cpu_has_4kex 1
-#define cpu_has_4k_cache 1
-#define cpu_has_fpu 0
-/* #define cpu_has_32fpr ? */
-#define cpu_has_counter 1
-/* #define cpu_has_watch ? */
-#define cpu_has_divec 1
-#define cpu_has_vce 0
-/* #define cpu_has_cache_cdex_p ? */
-/* #define cpu_has_cache_cdex_s ? */
-/* #define cpu_has_prefetch ? */
-#define cpu_has_mcheck 1
-/* #define cpu_has_ejtag ? */
-#define cpu_has_llsc 1
-/* #define cpu_has_vtag_icache ? */
-/* #define cpu_has_dc_aliases ? */
-/* #define cpu_has_ic_fills_f_dc ? */
-#define cpu_has_clo_clz 1
-#define cpu_has_nofpuex 0
-/* #define cpu_has_64bits ? */
-/* #define cpu_has_64bit_zero_reg ? */
-/* #define cpu_has_inclusive_pcaches ? */
-#endif
-
-#ifdef CONFIG_CPU_MIPS64
-#define cpu_has_tlb 1
-#define cpu_has_4kex 1
-#define cpu_has_4k_cache 1
-/* #define cpu_has_fpu ? */
-/* #define cpu_has_32fpr ? */
-#define cpu_has_counter 1
-/* #define cpu_has_watch ? */
-#define cpu_has_divec 1
-#define cpu_has_vce 0
-/* #define cpu_has_cache_cdex_p ? */
-/* #define cpu_has_cache_cdex_s ? */
-/* #define cpu_has_prefetch ? */
-#define cpu_has_mcheck 1
-/* #define cpu_has_ejtag ? */
-#define cpu_has_llsc 1
-/* #define cpu_has_vtag_icache ? */
-/* #define cpu_has_dc_aliases ? */
-/* #define cpu_has_ic_fills_f_dc ? */
-#define cpu_has_clo_clz 1
-#define cpu_has_nofpuex 0
-/* #define cpu_has_64bits ? */
-/* #define cpu_has_64bit_zero_reg ? */
-/* #define cpu_has_inclusive_pcaches ? */
-#endif
-
-#endif /* __ASM_MACH_MIPS_CPU_FEATURE_OVERRIDES_H */
+++ /dev/null
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2002, 2004, 2007 by Ralf Baechle <ralf@linux-mips.org>
- */
-#ifndef __ASM_MIPS_MACH_MIPSSIM_WAR_H
-#define __ASM_MIPS_MACH_MIPSSIM_WAR_H
-
-#define R4600_V1_INDEX_ICACHEOP_WAR 0
-#define R4600_V1_HIT_CACHEOP_WAR 0
-#define R4600_V2_HIT_CACHEOP_WAR 0
-#define R5432_CP0_INTERRUPT_WAR 0
-#define BCM1250_M3_WAR 0
-#define SIBYTE_1956_WAR 0
-#define MIPS4K_ICACHE_REFILL_WAR 0
-#define MIPS_CACHE_SYNC_WAR 0
-#define TX49XX_ICACHE_INDEX_INV_WAR 0
-#define RM9000_CDEX_SMP_WAR 0
-#define ICACHE_REFILLS_WORKAROUND_WAR 0
-#define R10000_LLSC_WAR 0
-#define MIPS34K_MISSED_ITLB_WAR 0
-
-#endif /* __ASM_MIPS_MACH_MIPSSIM_WAR_H */
+++ /dev/null
-/*
- * Copyright (C) 2005 MIPS Technologies, Inc. All rights reserved.
- *
- * This program is free software; you can distribute it and/or modify it
- * under the terms of the GNU General Public License (Version 2) as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- */
-#ifndef _MIPS_SIMINT_H
-#define _MIPS_SIMINT_H
-
-#include <irq.h>
-
-#define SIM_INT_BASE 0
-#define MIPSCPU_INT_MB0 2
-#define MIPS_CPU_TIMER_IRQ 7
-
-
-#define MSC01E_INT_BASE 64
-
-#define MSC01E_INT_CPUCTR 11
-
-#endif
+++ /dev/null
-#
-# Copyright (C) 2005 MIPS Technologies, Inc. All rights reserved.
-# Copyright (C) 2007 MIPS Technologies, Inc.
-# written by Ralf Baechle (ralf@linux-mips.org)
-#
-# This program is free software; you can distribute it and/or modify it
-# under the terms of the GNU General Public License (Version 2) as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
-# for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
-#
-
-obj-y := sim_platform.o sim_setup.o sim_mem.o sim_time.o sim_int.o
-
-obj-$(CONFIG_EARLY_PRINTK) += sim_console.o
-obj-$(CONFIG_MIPS_MT_SMTC) += sim_smtc.o
+++ /dev/null
-#
-# MIPS SIM
-#
-platform-$(CONFIG_MIPS_SIM) += mipssim/
-cflags-$(CONFIG_MIPS_SIM) += -I$(srctree)/arch/mips/include/asm/mach-mipssim
-load-$(CONFIG_MIPS_SIM) += 0x80100000
+++ /dev/null
-/*
- * This program is free software; you can distribute it and/or modify it
- * under the terms of the GNU General Public License (Version 2) as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * Carsten Langgaard, carstenl@mips.com
- * Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved.
- * Copyright (C) 2007 MIPS Technologies, Inc.
- * written by Ralf Baechle
- */
-#include <linux/init.h>
-#include <linux/io.h>
-#include <linux/serial_reg.h>
-
-static inline unsigned int serial_in(int offset)
-{
- return inb(0x3f8 + offset);
-}
-
-static inline void serial_out(int offset, int value)
-{
- outb(value, 0x3f8 + offset);
-}
-
-void __init prom_putchar(char c)
-{
- while ((serial_in(UART_LSR) & UART_LSR_THRE) == 0)
- ;
-
- serial_out(UART_TX, c);
-}
+++ /dev/null
-/*
- * Copyright (C) 1999, 2005 MIPS Technologies, Inc. All rights reserved.
- *
- * This program is free software; you can distribute it and/or modify it
- * under the terms of the GNU General Public License (Version 2) as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- */
-#include <linux/init.h>
-#include <linux/sched.h>
-#include <linux/interrupt.h>
-#include <linux/kernel_stat.h>
-#include <asm/mips-boards/simint.h>
-#include <asm/irq_cpu.h>
-
-static inline int clz(unsigned long x)
-{
- __asm__(
- " .set push \n"
- " .set mips32 \n"
- " clz %0, %1 \n"
- " .set pop \n"
- : "=r" (x)
- : "r" (x));
-
- return x;
-}
-
-/*
- * Version of ffs that only looks at bits 12..15.
- */
-static inline unsigned int irq_ffs(unsigned int pending)
-{
-#if defined(CONFIG_CPU_MIPS32) || defined(CONFIG_CPU_MIPS64)
- return -clz(pending) + 31 - CAUSEB_IP;
-#else
- unsigned int a0 = 7;
- unsigned int t0;
-
- t0 = s0 & 0xf000;
- t0 = t0 < 1;
- t0 = t0 << 2;
- a0 = a0 - t0;
- s0 = s0 << t0;
-
- t0 = s0 & 0xc000;
- t0 = t0 < 1;
- t0 = t0 << 1;
- a0 = a0 - t0;
- s0 = s0 << t0;
-
- t0 = s0 & 0x8000;
- t0 = t0 < 1;
- /* t0 = t0 << 2; */
- a0 = a0 - t0;
- /* s0 = s0 << t0; */
-
- return a0;
-#endif
-}
-
-asmlinkage void plat_irq_dispatch(void)
-{
- unsigned int pending = read_c0_cause() & read_c0_status() & ST0_IM;
- int irq;
-
- irq = irq_ffs(pending);
-
- if (irq > 0)
- do_IRQ(MIPS_CPU_IRQ_BASE + irq);
- else
- spurious_interrupt();
-}
-
-void __init arch_init_irq(void)
-{
- mips_cpu_irq_init();
-}
+++ /dev/null
-/*
- * Copyright (C) 2005 MIPS Technologies, Inc. All rights reserved.
- *
- * This program is free software; you can distribute it and/or modify it
- * under the terms of the GNU General Public License (Version 2) as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- */
-#include <linux/init.h>
-#include <linux/mm.h>
-#include <linux/bootmem.h>
-#include <linux/pfn.h>
-
-#include <asm/bootinfo.h>
-#include <asm/page.h>
-#include <asm/sections.h>
-
-#include <asm/mips-boards/prom.h>
-
-/*#define DEBUG*/
-
-enum simmem_memtypes {
- simmem_reserved = 0,
- simmem_free,
-};
-struct prom_pmemblock mdesc[PROM_MAX_PMEMBLOCKS];
-
-#ifdef DEBUG
-static char *mtypes[3] = {
- "SIM reserved memory",
- "SIM free memory",
-};
-#endif
-
-struct prom_pmemblock * __init prom_getmdesc(void)
-{
- unsigned int memsize;
-
- memsize = 0x02000000;
- pr_info("Setting default memory size 0x%08x\n", memsize);
-
- memset(mdesc, 0, sizeof(mdesc));
-
- mdesc[0].type = simmem_reserved;
- mdesc[0].base = 0x00000000;
- mdesc[0].size = 0x00001000;
-
- mdesc[1].type = simmem_free;
- mdesc[1].base = 0x00001000;
- mdesc[1].size = 0x000ff000;
-
- mdesc[2].type = simmem_reserved;
- mdesc[2].base = 0x00100000;
- mdesc[2].size = CPHYSADDR(PFN_ALIGN(&_end)) - mdesc[2].base;
-
- mdesc[3].type = simmem_free;
- mdesc[3].base = CPHYSADDR(PFN_ALIGN(&_end));
- mdesc[3].size = memsize - mdesc[3].base;
-
- return &mdesc[0];
-}
-
-static int __init prom_memtype_classify(unsigned int type)
-{
- switch (type) {
- case simmem_free:
- return BOOT_MEM_RAM;
- case simmem_reserved:
- default:
- return BOOT_MEM_RESERVED;
- }
-}
-
-void __init prom_meminit(void)
-{
- struct prom_pmemblock *p;
-
- p = prom_getmdesc();
-
- while (p->size) {
- long type;
- unsigned long base, size;
-
- type = prom_memtype_classify(p->type);
- base = p->base;
- size = p->size;
-
- add_memory_region(base, size, type);
- p++;
- }
-}
-
-void __init prom_free_prom_memory(void)
-{
- int i;
- unsigned long addr;
-
- for (i = 0; i < boot_mem_map.nr_map; i++) {
- if (boot_mem_map.map[i].type != BOOT_MEM_ROM_DATA)
- continue;
-
- addr = boot_mem_map.map[i].addr;
- free_init_pages("prom memory",
- addr, addr + boot_mem_map.map[i].size);
- }
-}
+++ /dev/null
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2007 by Ralf Baechle (ralf@linux-mips.org)
- */
-#include <linux/init.h>
-#include <linux/if_ether.h>
-#include <linux/kernel.h>
-#include <linux/platform_device.h>
-
-static char mipsnet_string[] = "mipsnet";
-
-static struct platform_device eth1_device = {
- .name = mipsnet_string,
- .id = 0,
-};
-
-/*
- * Create a platform device for the GPI port that receives the
- * image data from the embedded camera.
- */
-static int __init mipsnet_devinit(void)
-{
- int err;
-
- err = platform_device_register(ð1_device);
- if (err)
- printk(KERN_ERR "%s: registration failed\n", mipsnet_string);
-
- return err;
-}
-
-device_initcall(mipsnet_devinit);
+++ /dev/null
-/*
- * Copyright (C) 2005 MIPS Technologies, Inc. All rights reserved.
- *
- * This program is free software; you can distribute it and/or modify it
- * under the terms of the GNU General Public License (Version 2) as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- */
-
-#include <linux/init.h>
-#include <linux/string.h>
-#include <linux/kernel.h>
-#include <linux/io.h>
-#include <linux/irq.h>
-#include <linux/ioport.h>
-#include <linux/tty.h>
-#include <linux/serial.h>
-#include <linux/serial_core.h>
-#include <linux/serial_8250.h>
-
-#include <asm/cpu.h>
-#include <asm/bootinfo.h>
-#include <asm/mips-boards/generic.h>
-#include <asm/mips-boards/prom.h>
-#include <asm/time.h>
-#include <asm/mips-boards/sim.h>
-#include <asm/mips-boards/simint.h>
-#include <asm/smp-ops.h>
-
-
-static void __init serial_init(void);
-unsigned int _isbonito;
-
-const char *get_system_type(void)
-{
- return "MIPSsim";
-}
-
-void __init plat_mem_setup(void)
-{
- set_io_port_base(0xbfd00000);
-
- serial_init();
-}
-
-extern struct plat_smp_ops ssmtc_smp_ops;
-
-void __init prom_init(void)
-{
- set_io_port_base(0xbfd00000);
-
- prom_meminit();
-
- if (cpu_has_mipsmt) {
- if (!register_vsmp_smp_ops())
- return;
-
-#ifdef CONFIG_MIPS_MT_SMTC
- register_smp_ops(&ssmtc_smp_ops);
- return;
-#endif
- }
-
- register_up_smp_ops();
-}
-
-static void __init serial_init(void)
-{
-#ifdef CONFIG_SERIAL_8250
- struct uart_port s;
-
- memset(&s, 0, sizeof(s));
-
- s.iobase = 0x3f8;
-
- /* hardware int 4 - the serial int, is CPU int 6
- but poll for now */
- s.irq = 0;
- s.uartclk = 1843200;
- s.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST;
- s.iotype = UPIO_PORT;
- s.regshift = 0;
- s.timeout = 4;
-
- if (early_serial_setup(&s) != 0) {
- printk(KERN_ERR "Serial setup failed!\n");
- }
-
-#endif
-}
+++ /dev/null
-/*
- * Copyright (C) 2005 MIPS Technologies, Inc. All rights reserved.
- *
- * This program is free software; you can distribute it and/or modify it
- * under the terms of the GNU General Public License (Version 2) as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- */
-/*
- * Simulator Platform-specific hooks for SMTC operation
- */
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/cpumask.h>
-#include <linux/interrupt.h>
-#include <linux/smp.h>
-
-#include <linux/atomic.h>
-#include <asm/cpu.h>
-#include <asm/processor.h>
-#include <asm/smtc.h>
-#include <asm/mmu_context.h>
-#include <asm/smtc_ipi.h>
-
-/* VPE/SMP Prototype implements platform interfaces directly */
-
-/*
- * Cause the specified action to be performed on a targeted "CPU"
- */
-
-static void ssmtc_send_ipi_single(int cpu, unsigned int action)
-{
- smtc_send_ipi(cpu, LINUX_SMP_IPI, action);
- /* "CPU" may be TC of same VPE, VPE of same CPU, or different CPU */
-}
-
-static inline void ssmtc_send_ipi_mask(const struct cpumask *mask,
- unsigned int action)
-{
- unsigned int i;
-
- for_each_cpu(i, mask)
- ssmtc_send_ipi_single(i, action);
-}
-
-/*
- * Post-config but pre-boot cleanup entry point
- */
-static void __cpuinit ssmtc_init_secondary(void)
-{
- smtc_init_secondary();
-}
-
-/*
- * SMP initialization finalization entry point
- */
-static void __cpuinit ssmtc_smp_finish(void)
-{
- smtc_smp_finish();
-}
-
-/*
- * Hook for after all CPUs are online
- */
-static void ssmtc_cpus_done(void)
-{
-}
-
-/*
- * Platform "CPU" startup hook
- */
-static void __cpuinit ssmtc_boot_secondary(int cpu, struct task_struct *idle)
-{
- smtc_boot_secondary(cpu, idle);
-}
-
-static void __init ssmtc_smp_setup(void)
-{
- if (read_c0_config3() & (1 << 2))
- mipsmt_build_cpu_map(0);
-}
-
-/*
- * Platform SMP pre-initialization
- */
-static void ssmtc_prepare_cpus(unsigned int max_cpus)
-{
- /*
- * As noted above, we can assume a single CPU for now
- * but it may be multithreaded.
- */
-
- if (read_c0_config3() & (1 << 2)) {
- mipsmt_prepare_cpus();
- }
-}
-
-struct plat_smp_ops ssmtc_smp_ops = {
- .send_ipi_single = ssmtc_send_ipi_single,
- .send_ipi_mask = ssmtc_send_ipi_mask,
- .init_secondary = ssmtc_init_secondary,
- .smp_finish = ssmtc_smp_finish,
- .cpus_done = ssmtc_cpus_done,
- .boot_secondary = ssmtc_boot_secondary,
- .smp_setup = ssmtc_smp_setup,
- .prepare_cpus = ssmtc_prepare_cpus,
-};
+++ /dev/null
-#include <linux/types.h>
-#include <linux/init.h>
-#include <linux/kernel_stat.h>
-#include <linux/sched.h>
-#include <linux/spinlock.h>
-#include <linux/interrupt.h>
-#include <linux/mc146818rtc.h>
-#include <linux/smp.h>
-#include <linux/timex.h>
-
-#include <asm/hardirq.h>
-#include <asm/div64.h>
-#include <asm/cpu.h>
-#include <asm/setup.h>
-#include <asm/time.h>
-#include <asm/irq.h>
-#include <asm/mc146818-time.h>
-#include <asm/msc01_ic.h>
-
-#include <asm/mips-boards/generic.h>
-#include <asm/mips-boards/prom.h>
-#include <asm/mips-boards/simint.h>
-
-
-unsigned long cpu_khz;
-
-/*
- * Estimate CPU frequency. Sets mips_hpt_frequency as a side-effect
- */
-static unsigned int __init estimate_cpu_frequency(void)
-{
- unsigned int prid = read_c0_prid() & 0xffff00;
- unsigned int count;
-
-#if 1
- /*
- * hardwire the board frequency to 12MHz.
- */
-
- if ((prid == (PRID_COMP_MIPS | PRID_IMP_20KC)) ||
- (prid == (PRID_COMP_MIPS | PRID_IMP_25KF)))
- count = 12000000;
- else
- count = 6000000;
-#else
- unsigned int flags;
-
- local_irq_save(flags);
-
- /* Start counter exactly on falling edge of update flag */
- while (CMOS_READ(RTC_REG_A) & RTC_UIP);
- while (!(CMOS_READ(RTC_REG_A) & RTC_UIP));
-
- /* Start r4k counter. */
- write_c0_count(0);
-
- /* Read counter exactly on falling edge of update flag */
- while (CMOS_READ(RTC_REG_A) & RTC_UIP);
- while (!(CMOS_READ(RTC_REG_A) & RTC_UIP));
-
- count = read_c0_count();
-
- /* restore interrupts */
- local_irq_restore(flags);
-#endif
-
- mips_hpt_frequency = count;
-
- if ((prid != (PRID_COMP_MIPS | PRID_IMP_20KC)) &&
- (prid != (PRID_COMP_MIPS | PRID_IMP_25KF)))
- count *= 2;
-
- count += 5000; /* round */
- count -= count%10000;
-
- return count;
-}
-
-static int mips_cpu_timer_irq;
-
-static void mips_timer_dispatch(void)
-{
- do_IRQ(mips_cpu_timer_irq);
-}
-
-
-unsigned __cpuinit get_c0_compare_int(void)
-{
-#ifdef MSC01E_INT_BASE
- if (cpu_has_veic) {
- set_vi_handler(MSC01E_INT_CPUCTR, mips_timer_dispatch);
- mips_cpu_timer_irq = MSC01E_INT_BASE + MSC01E_INT_CPUCTR;
-
- return mips_cpu_timer_irq;
- }
-#endif
- if (cpu_has_vint)
- set_vi_handler(cp0_compare_irq, mips_timer_dispatch);
- mips_cpu_timer_irq = MIPS_CPU_IRQ_BASE + cp0_compare_irq;
-
- return mips_cpu_timer_irq;
-}
-
-void __init plat_time_init(void)
-{
- unsigned int est_freq;
-
- /* Set Data mode - binary. */
- CMOS_WRITE(CMOS_READ(RTC_CONTROL) | RTC_DM_BINARY, RTC_CONTROL);
-
- est_freq = estimate_cpu_frequency();
-
- printk(KERN_INFO "CPU frequency %d.%02d MHz\n", est_freq / 1000000,
- (est_freq % 1000000) * 100 / 1000000);
-
- cpu_khz = est_freq / 1000;
-}
projects / openwrt / staging / blogic.git / commitdiff