diff options
| -rw-r--r-- | arch/mips/Kbuild.platforms | 1 | ||||
| -rw-r--r-- | arch/mips/Kconfig | 19 | ||||
| -rw-r--r-- | arch/mips/configs/mipssim_defconfig | 64 | ||||
| -rw-r--r-- | arch/mips/include/asm/mach-mipssim/cpu-feature-overrides.h | 67 | ||||
| -rw-r--r-- | arch/mips/include/asm/mach-mipssim/war.h | 25 | ||||
| -rw-r--r-- | arch/mips/include/asm/mips-boards/simint.h | 31 | ||||
| -rw-r--r-- | arch/mips/mipssim/Makefile | 23 | ||||
| -rw-r--r-- | arch/mips/mipssim/Platform | 6 | ||||
| -rw-r--r-- | arch/mips/mipssim/sim_console.c | 40 | ||||
| -rw-r--r-- | arch/mips/mipssim/sim_int.c | 87 | ||||
| -rw-r--r-- | arch/mips/mipssim/sim_mem.c | 115 | ||||
| -rw-r--r-- | arch/mips/mipssim/sim_platform.c | 35 | ||||
| -rw-r--r-- | arch/mips/mipssim/sim_setup.c | 99 | ||||
| -rw-r--r-- | arch/mips/mipssim/sim_smtc.c | 116 | ||||
| -rw-r--r-- | arch/mips/mipssim/sim_time.c | 117 |
15 files changed, 0 insertions, 845 deletions
diff --git a/arch/mips/Kbuild.platforms b/arch/mips/Kbuild.platforms index d64786d5e2f3..0759dd2524bf 100644 --- a/arch/mips/Kbuild.platforms +++ b/arch/mips/Kbuild.platforms @@ -15,7 +15,6 @@ platforms += lantiq platforms += lasat platforms += loongson platforms += loongson1 -platforms += mipssim platforms += mti-malta platforms += netlogic platforms += pmc-sierra diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 331d574df99c..186a5cfac9b6 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -319,25 +319,6 @@ config MIPS_MALTA 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 diff --git a/arch/mips/configs/mipssim_defconfig b/arch/mips/configs/mipssim_defconfig deleted file mode 100644 index b5ad7387bbb0..000000000000 --- a/arch/mips/configs/mipssim_defconfig +++ /dev/null @@ -1,64 +0,0 @@ -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 diff --git a/arch/mips/include/asm/mach-mipssim/cpu-feature-overrides.h b/arch/mips/include/asm/mach-mipssim/cpu-feature-overrides.h deleted file mode 100644 index 27aaaa5d925e..000000000000 --- a/arch/mips/include/asm/mach-mipssim/cpu-feature-overrides.h +++ /dev/null @@ -1,67 +0,0 @@ -/* - * 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 */ diff --git a/arch/mips/include/asm/mach-mipssim/war.h b/arch/mips/include/asm/mach-mipssim/war.h deleted file mode 100644 index c8a74a3515e0..000000000000 --- a/arch/mips/include/asm/mach-mipssim/war.h +++ /dev/null @@ -1,25 +0,0 @@ -/* - * 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 */ diff --git a/arch/mips/include/asm/mips-boards/simint.h b/arch/mips/include/asm/mips-boards/simint.h deleted file mode 100644 index 8ef6db76d5c1..000000000000 --- a/arch/mips/include/asm/mips-boards/simint.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * 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 diff --git a/arch/mips/mipssim/Makefile b/arch/mips/mipssim/Makefile deleted file mode 100644 index 01410a3f1729..000000000000 --- a/arch/mips/mipssim/Makefile +++ /dev/null @@ -1,23 +0,0 @@ -# -# 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 diff --git a/arch/mips/mipssim/Platform b/arch/mips/mipssim/Platform deleted file mode 100644 index 3df60b8a12ef..000000000000 --- a/arch/mips/mipssim/Platform +++ /dev/null @@ -1,6 +0,0 @@ -# -# MIPS SIM -# -platform-$(CONFIG_MIPS_SIM) += mipssim/ -cflags-$(CONFIG_MIPS_SIM) += -I$(srctree)/arch/mips/include/asm/mach-mipssim -load-$(CONFIG_MIPS_SIM) += 0x80100000 diff --git a/arch/mips/mipssim/sim_console.c b/arch/mips/mipssim/sim_console.c deleted file mode 100644 index a2f41672cd5d..000000000000 --- a/arch/mips/mipssim/sim_console.c +++ /dev/null @@ -1,40 +0,0 @@ -/* - * 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); -} diff --git a/arch/mips/mipssim/sim_int.c b/arch/mips/mipssim/sim_int.c deleted file mode 100644 index 5c779be6f082..000000000000 --- a/arch/mips/mipssim/sim_int.c +++ /dev/null @@ -1,87 +0,0 @@ -/* - * 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(); -} diff --git a/arch/mips/mipssim/sim_mem.c b/arch/mips/mipssim/sim_mem.c deleted file mode 100644 index 953d836a7713..000000000000 --- a/arch/mips/mipssim/sim_mem.c +++ /dev/null @@ -1,115 +0,0 @@ -/* - * 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); - } -} diff --git a/arch/mips/mipssim/sim_platform.c b/arch/mips/mipssim/sim_platform.c deleted file mode 100644 index 53210a8c5dec..000000000000 --- a/arch/mips/mipssim/sim_platform.c +++ /dev/null @@ -1,35 +0,0 @@ -/* - * 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); diff --git a/arch/mips/mipssim/sim_setup.c b/arch/mips/mipssim/sim_setup.c deleted file mode 100644 index 256e0cdaa499..000000000000 --- a/arch/mips/mipssim/sim_setup.c +++ /dev/null @@ -1,99 +0,0 @@ -/* - * 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 -} diff --git a/arch/mips/mipssim/sim_smtc.c b/arch/mips/mipssim/sim_smtc.c deleted file mode 100644 index 3c104abd8aa5..000000000000 --- a/arch/mips/mipssim/sim_smtc.c +++ /dev/null @@ -1,116 +0,0 @@ -/* - * 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, -}; diff --git a/arch/mips/mipssim/sim_time.c b/arch/mips/mipssim/sim_time.c deleted file mode 100644 index 77bad3c04280..000000000000 --- a/arch/mips/mipssim/sim_time.c +++ /dev/null @@ -1,117 +0,0 @@ -#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; -} |