dma_cache_wback_inv((unsigned long)buf, nbytes);
dp->dscr_cmd0 |= DSCR_CMD0_V; /* Let it rip */
au_sync();
- dma_cache_wback_inv((unsigned long)dp, sizeof(dp));
+ dma_cache_wback_inv((unsigned long)dp, sizeof(*dp));
ctp->chan_ptr->ddma_dbell = 0;
/* Get next descriptor pointer. */
dma_cache_inv((unsigned long)buf, nbytes);
dp->dscr_cmd0 |= DSCR_CMD0_V; /* Let it rip */
au_sync();
- dma_cache_wback_inv((unsigned long)dp, sizeof(dp));
+ dma_cache_wback_inv((unsigned long)dp, sizeof(*dp));
ctp->chan_ptr->ddma_dbell = 0;
/* Get next descriptor pointer. */
if (strstr(prom_getcmdline(), "console="))
return;
-#ifdef CONFIG_KGDB
- if (!strstr(prom_getcmdline(), "nokgdb")) {
- strcat(prom_getcmdline(), " console=kgdb");
- kgdb_enabled = 1;
- return;
- }
-#endif
-
s = prom_getenv("modetty0");
if (s) {
baud = simple_strtoul(s, &p, 10);
writel(value, (void *)PORT(offset));
}
-char prom_getchar(void)
-{
- while (!(serial_in(UART_LSR) & UART_LSR_DR))
- ;
- return serial_in(UART_RX);
-}
-
int prom_putchar(char c)
{
while ((serial_in(UART_LSR) & UART_LSR_TEMT) == 0)
};
static struct board_info __initdata board_FAST2404 = {
- .name = "F@ST2404",
- .expected_cpu_id = 0x6348,
-
- .has_enet0 = 1,
- .has_enet1 = 1,
- .has_pci = 1,
+ .name = "F@ST2404",
+ .expected_cpu_id = 0x6348,
- .enet0 = {
- .has_phy = 1,
- .use_internal_phy = 1,
- },
+ .has_enet0 = 1,
+ .has_enet1 = 1,
+ .has_pci = 1,
- .enet1 = {
- .force_speed_100 = 1,
- .force_duplex_full = 1,
- },
+ .enet0 = {
+ .has_phy = 1,
+ .use_internal_phy = 1,
+ },
+ .enet1 = {
+ .force_speed_100 = 1,
+ .force_duplex_full = 1,
+ },
- .has_ohci0 = 1,
- .has_pccard = 1,
- .has_ehci0 = 1,
+ .has_ohci0 = 1,
+ .has_pccard = 1,
+ .has_ehci0 = 1,
};
static struct board_info __initdata board_DV201AMR = {
reg &= ~mask;
bcm_perf_writel(reg, PERF_CKCTL_REG);
- /* assign command line from kernel config */
- strcpy(arcs_cmdline, CONFIG_CMDLINE);
-
/* register gpiochip */
bcm63xx_gpio_init();
mkboot
elf2ecoff
+vmlinux.*
zImage
zImage.tmp
all: vmlinux.ecoff vmlinux.srec
vmlinux.ecoff: $(obj)/elf2ecoff $(VMLINUX)
- $(obj)/elf2ecoff $(VMLINUX) vmlinux.ecoff $(E2EFLAGS)
+ $(obj)/elf2ecoff $(VMLINUX) $(obj)/vmlinux.ecoff $(E2EFLAGS)
$(obj)/elf2ecoff: $(obj)/elf2ecoff.c
$(HOSTCC) -o $@ $^
LDFLAGS_vmlinuz := $(LDFLAGS) -Ttext $(VMLINUZ_LOAD_ADDRESS) -T
vmlinuz: $(src)/ld.script $(obj-y) $(obj)/piggy.o
$(call if_changed,ld)
- $(Q)$(OBJCOPY) $(OBJCOPYFLAGS) -R .comment -R .stab -R .stabstr -R .initrd -R .sysmap $@
+ $(Q)$(OBJCOPY) $(OBJCOPYFLAGS) $@
#
# Some DECstations need all possible sections of an ECOFF executable
$(obj)/../elf2ecoff: $(src)/../elf2ecoff.c
$(Q)$(HOSTCC) -o $@ $^
-drop-sections = .reginfo .mdebug .comment .note .pdr .options .MIPS.options
-strip-flags = $(addprefix --remove-section=,$(drop-sections))
-
-OBJCOPYFLAGS_vmlinuz.bin := $(OBJCOPYFLAGS) -O binary $(strip-flags)
+OBJCOPYFLAGS_vmlinuz.bin := $(OBJCOPYFLAGS) -O binary
vmlinuz.bin: vmlinuz
$(call if_changed,objcopy)
-OBJCOPYFLAGS_vmlinuz.srec := $(OBJCOPYFLAGS) -S -O srec $(strip-flags)
+OBJCOPYFLAGS_vmlinuz.srec := $(OBJCOPYFLAGS) -S -O srec
vmlinuz.srec: vmlinuz
$(call if_changed,objcopy)
/* The linker tells us where the image is. */
extern unsigned char __image_begin, __image_end;
-extern unsigned char __ramdisk_begin, __ramdisk_end;
-unsigned long initrd_size;
/* debug interfaces */
extern void puts(const char *s);
puthex((unsigned long)(zimage_size + zimage_start));
puts("\n");
- if (initrd_size) {
- puts("initrd at: ");
- puthex((unsigned long)(&__ramdisk_begin));
- puts(" ");
- puthex((unsigned long)(&__ramdisk_end));
- puts("\n");
- }
-
/* this area are prepared for mallocing when decompressing */
free_mem_ptr = boot_heap_start;
free_mem_end_ptr = boot_heap_start + BOOT_HEAP_SIZE;
+/*
+ * ld.script for compressed kernel support of MIPS
+ *
+ * Copyright (C) 2009 Lemote Inc.
+ * Author: Wu Zhangjin <wuzj@lemote.com>
+ */
+
OUTPUT_ARCH(mips)
ENTRY(start)
SECTIONS
{
- /* Read-only sections, merged into text segment: */
- .init : { *(.init) } =0
- .text :
- {
- _ftext = . ;
- *(.text)
- *(.rodata)
- *(.rodata1)
- /* .gnu.warning sections are handled specially by elf32.em. */
- *(.gnu.warning)
- } =0
- .kstrtab : { *(.kstrtab) }
-
- . = ALIGN(16); /* Exception table */
- __start___ex_table = .;
- __ex_table : { *(__ex_table) }
- __stop___ex_table = .;
-
- __start___dbe_table = .; /* Exception table for data bus errors */
- __dbe_table : { *(__dbe_table) }
- __stop___dbe_table = .;
-
- __start___ksymtab = .; /* Kernel symbol table */
- __ksymtab : { *(__ksymtab) }
- __stop___ksymtab = .;
-
- _etext = .;
-
- . = ALIGN(8192);
- .data.init_task : { *(.data.init_task) }
-
- /* Startup code */
- . = ALIGN(4096);
- __init_begin = .;
- .text.init : { *(.text.init) }
- .data.init : { *(.data.init) }
- . = ALIGN(16);
- __setup_start = .;
- .setup.init : { *(.setup.init) }
- __setup_end = .;
- __initcall_start = .;
- .initcall.init : { *(.initcall.init) }
- __initcall_end = .;
- . = ALIGN(4096); /* Align double page for init_task_union */
- __init_end = .;
-
- . = ALIGN(4096);
- .data.page_aligned : { *(.data.idt) }
-
- . = ALIGN(32);
- .data.cacheline_aligned : { *(.data.cacheline_aligned) }
+ /* . = VMLINUZ_LOAD_ADDRESS */
+ /* read-only */
+ _text = .; /* Text and read-only data */
+ .text : {
+ _ftext = . ;
+ *(.text)
+ *(.rodata)
+ } = 0
+ _etext = .; /* End of text section */
- .fini : { *(.fini) } =0
- .reginfo : { *(.reginfo) }
- /* Adjust the address for the data segment. We want to adjust up to
- the same address within the page on the next page up. It would
- be more correct to do this:
- . = .;
- The current expression does not correctly handle the case of a
- text segment ending precisely at the end of a page; it causes the
- data segment to skip a page. The above expression does not have
- this problem, but it will currently (2/95) cause BFD to allocate
- a single segment, combining both text and data, for this case.
- This will prevent the text segment from being shared among
- multiple executions of the program; I think that is more
- important than losing a page of the virtual address space (note
- that no actual memory is lost; the page which is skipped can not
- be referenced). */
- . = .;
- .data :
- {
- _fdata = . ;
- *(.data)
+ /* writable */
+ .data : { /* Data */
+ _fdata = . ;
+ *(.data)
+ /* Put the compressed image here, so bss is on the end. */
+ __image_begin = .;
+ *(.image)
+ __image_end = .;
+ CONSTRUCTORS
+ }
+ .sdata : { *(.sdata) }
+ . = ALIGN(4);
+ _edata = .; /* End of data section */
- /* Put the compressed image here, so bss is on the end. */
- __image_begin = .;
- *(.image)
- __image_end = .;
- /* Align the initial ramdisk image (INITRD) on page boundaries. */
- . = ALIGN(4096);
- __ramdisk_begin = .;
- *(.initrd)
- __ramdisk_end = .;
- . = ALIGN(4096);
+ /* BSS */
+ __bss_start = .;
+ _fbss = .;
+ .sbss : { *(.sbss) *(.scommon) }
+ .bss : {
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+ . = ALIGN(4);
+ _end = . ;
- CONSTRUCTORS
- }
- .data1 : { *(.data1) }
- _gp = . + 0x8000;
- .lit8 : { *(.lit8) }
- .lit4 : { *(.lit4) }
- .ctors : { *(.ctors) }
- .dtors : { *(.dtors) }
- .got : { *(.got.plt) *(.got) }
- .dynamic : { *(.dynamic) }
- /* We want the small data sections together, so single-instruction offsets
- can access them all, and initialized data all before uninitialized, so
- we can shorten the on-disk segment size. */
- .sdata : { *(.sdata) }
- . = ALIGN(4);
- _edata = .;
- PROVIDE (edata = .);
+ /* These are needed for ELF backends which have not yet been converted
+ * to the new style linker. */
- __bss_start = .;
- _fbss = .;
- .sbss : { *(.sbss) *(.scommon) }
- .bss :
- {
- *(.dynbss)
- *(.bss)
- *(COMMON)
- . = ALIGN(4);
- _end = . ;
- PROVIDE (end = .);
- }
+ .stab 0 : { *(.stab) }
+ .stabstr 0 : { *(.stabstr) }
- /* Sections to be discarded */
- /DISCARD/ :
- {
- *(.text.exit)
- *(.data.exit)
- *(.exitcall.exit)
- }
+ /* These must appear regardless of . */
+ .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }
+ .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }
- /* This is the MIPS specific mdebug section. */
- .mdebug : { *(.mdebug) }
- /* These are needed for ELF backends which have not yet been
- converted to the new style linker. */
- .stab 0 : { *(.stab) }
- .stabstr 0 : { *(.stabstr) }
- /* DWARF debug sections.
- Symbols in the .debug DWARF section are relative to the beginning of the
- section so we begin .debug at 0. It's not clear yet what needs to happen
- for the others. */
- .debug 0 : { *(.debug) }
- .debug_srcinfo 0 : { *(.debug_srcinfo) }
- .debug_aranges 0 : { *(.debug_aranges) }
- .debug_pubnames 0 : { *(.debug_pubnames) }
- .debug_sfnames 0 : { *(.debug_sfnames) }
- .line 0 : { *(.line) }
- /* These must appear regardless of . */
- .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }
- .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }
- .comment : { *(.comment) }
- .note : { *(.note) }
+ /* Sections to be discarded */
+ /DISCARD/ : {
+ *(.MIPS.options)
+ *(.options)
+ *(.pdr)
+ *(.reginfo)
+ *(.comment)
+ *(.note)
+ }
}
.flags = CLOCK_SOURCE_IS_CONTINUOUS,
};
+unsigned long long notrace sched_clock(void)
+{
+ /* 64-bit arithmatic can overflow, so use 128-bit. */
+#if (__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ <= 3))
+ u64 t1, t2, t3;
+ unsigned long long rv;
+ u64 mult = clocksource_mips.mult;
+ u64 shift = clocksource_mips.shift;
+ u64 cnt = read_c0_cvmcount();
+
+ asm (
+ "dmultu\t%[cnt],%[mult]\n\t"
+ "nor\t%[t1],$0,%[shift]\n\t"
+ "mfhi\t%[t2]\n\t"
+ "mflo\t%[t3]\n\t"
+ "dsll\t%[t2],%[t2],1\n\t"
+ "dsrlv\t%[rv],%[t3],%[shift]\n\t"
+ "dsllv\t%[t1],%[t2],%[t1]\n\t"
+ "or\t%[rv],%[t1],%[rv]\n\t"
+ : [rv] "=&r" (rv), [t1] "=&r" (t1), [t2] "=&r" (t2), [t3] "=&r" (t3)
+ : [cnt] "r" (cnt), [mult] "r" (mult), [shift] "r" (shift)
+ : "hi", "lo");
+ return rv;
+#else
+ /* GCC > 4.3 do it the easy way. */
+ unsigned int __attribute__((mode(TI))) t;
+ t = read_c0_cvmcount();
+ t = t * clocksource_mips.mult;
+ return (unsigned long long)(t >> clocksource_mips.shift);
+#endif
+}
+
void __init plat_time_init(void)
{
clocksource_mips.rating = 300;
void __init prom_init(void)
{
- int narg, indx, posn, nchr;
unsigned long memsz;
+ int argc, i;
char **argv;
memsz = fw_arg0 & 0x7fff0000;
- narg = fw_arg0 & 0x0000ffff;
-
- if (narg) {
- arcs_cmdline[0] = '\0';
- argv = (char **) fw_arg1;
- posn = 0;
- for (indx = 1; indx < narg; ++indx) {
- nchr = strlen(argv[indx]);
- if (posn + 1 + nchr + 1 > sizeof(arcs_cmdline))
- break;
- if (posn)
- arcs_cmdline[posn++] = ' ';
- strcpy(arcs_cmdline + posn, argv[indx]);
- posn += nchr;
- }
+ argc = fw_arg0 & 0x0000ffff;
+ argv = (char **)fw_arg1;
+
+ for (i = 1; i < argc; i++) {
+ strlcat(arcs_cmdline, argv[i], COMMAND_LINE_SIZE);
+ if (i < (argc - 1))
+ strlcat(arcs_cmdline, " ", COMMAND_LINE_SIZE);
}
add_memory_region(0x0, memsz, BOOT_MEM_RAM);
#define cpu_to_node(cpu) (sn_cpu_info[(cpu)].p_nodeid)
#define parent_node(node) (node)
-#define cpumask_of_node(node) (&hub_data(node)->h_cpus)
+#define cpumask_of_node(node) ((node) == -1 ? \
+ cpu_all_mask : \
+ &hub_data(node)->h_cpus)
struct pci_bus;
extern int pcibus_to_node(struct pci_bus *);
set_io_port_base(0xbfd00000);
serial_init();
-
- pr_info("Linux started...\n");
-
}
extern struct plat_smp_ops ssmtc_smp_ops;
{
set_io_port_base(0xbfd00000);
- pr_info("\nLINUX started...\n");
prom_meminit();
#ifdef CONFIG_MIPS_MT_SMP
enum label_id {
label_second_part = 1,
label_leave,
-#ifdef MODULE_START
- label_module_alloc,
-#endif
label_vmalloc,
label_vmalloc_done,
label_tlbw_hazard,
UASM_L_LA(_second_part)
UASM_L_LA(_leave)
-#ifdef MODULE_START
-UASM_L_LA(_module_alloc)
-#endif
UASM_L_LA(_vmalloc)
UASM_L_LA(_vmalloc_done)
UASM_L_LA(_tlbw_hazard)
} else {
#if defined(CONFIG_HUGETLB_PAGE)
const enum label_id ls = label_tlb_huge_update;
-#elif defined(MODULE_START)
- const enum label_id ls = label_module_alloc;
#else
const enum label_id ls = label_vmalloc;
#endif
board_nmi_handler_setup = mips_nmi_setup;
board_ejtag_handler_setup = mips_ejtag_setup;
- pr_info("\nLINUX started...\n");
prom_init_cmdline();
prom_meminit();
#ifdef CONFIG_SERIAL_8250_CONSOLE
# under Linux.
#
-obj-y += cmdline.o init.o memory.o reset.o time.o powertv_setup.o asic/ pci/
+obj-y += init.o memory.o reset.o time.o powertv_setup.o asic/ pci/
EXTRA_CFLAGS += -Wall -Werror
+++ /dev/null
-/*
- * Carsten Langgaard, carstenl@mips.com
- * Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved.
- * Portions copyright (C) 2009 Cisco Systems, Inc.
- *
- * 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.
- *
- * Kernel command line creation using the prom monitor (YAMON) argc/argv.
- */
-#include <linux/init.h>
-#include <linux/string.h>
-
-#include <asm/bootinfo.h>
-
-#include "init.h"
-
-/*
- * YAMON (32-bit PROM) pass arguments and environment as 32-bit pointer.
- * This macro take care of sign extension.
- */
-#define prom_argv(index) ((char *)(long)_prom_argv[(index)])
-
-char * __init prom_getcmdline(void)
-{
- return &(arcs_cmdline[0]);
-}
-
-void __init prom_init_cmdline(void)
-{
- int len;
-
- if (prom_argc != 1)
- return;
-
- len = strlen(arcs_cmdline);
-
- arcs_cmdline[len] = ' ';
-
- strlcpy(arcs_cmdline + len + 1, (char *)_prom_argv,
- COMMAND_LINE_SIZE - len - 1);
-}
#include <asm/mips-boards/generic.h>
#include <asm/mach-powertv/asic.h>
-#include "init.h"
-
-int prom_argc;
-int *_prom_argv, *_prom_envp;
+static int *_prom_envp;
unsigned long _prom_memsize;
/*
void __init prom_init(void)
{
+ int prom_argc;
+ char *prom_argv;
+
prom_argc = fw_arg0;
- _prom_argv = (int *) fw_arg1;
+ prom_argv = (char *) fw_arg1;
_prom_envp = (int *) fw_arg2;
_prom_memsize = (unsigned long) fw_arg3;
board_nmi_handler_setup = mips_nmi_setup;
board_ejtag_handler_setup = mips_ejtag_setup;
- pr_info("\nLINUX started...\n");
- prom_init_cmdline();
+ if (prom_argc == 1)
+ strlcat(arcs_cmdline, prom_argv, COMMAND_LINE_SIZE);
+
configure_platform();
prom_meminit();
#ifndef _POWERTV_INIT_H
#define _POWERTV_INIT_H
-extern int prom_argc;
-extern int *_prom_argv;
extern unsigned long _prom_memsize;
#endif
#define BOOT_MEM_SIZE KIBIBYTE(256) /* Memory reserved for bldr */
#define PHYS_MEM_START 0x10000000 /* Start of physical memory */
-unsigned long ptv_memsize;
-
char __initdata cmdline[COMMAND_LINE_SIZE];
void __init prom_meminit(void)
}
}
- /* Store memsize for diagnostic purposes */
- ptv_memsize = memsize;
-
physend = PFN_ALIGN(&_end) - 0x80000000;
if (memsize > LOW_MEM_MAX) {
low_mem = LOW_MEM_MAX;
#define REG_SIZE "4" /* In bytes */
#endif
-static struct pt_regs die_regs;
-static bool have_die_regs;
-
static void register_panic_notifier(void);
static int panic_handler(struct notifier_block *notifier_block,
unsigned long event, void *cause_string);
return NOTIFY_DONE;
}
-/**
- * Platform-specific handling of oops
- * @str: Pointer to the oops string
- * @regs: Pointer to the oops registers
- * All we do here is to save the registers for subsequent printing through
- * the panic notifier.
- */
-void platform_die(const char *str, const struct pt_regs *regs)
-{
- /* If we already have saved registers, don't overwrite them as they
- * they apply to the initial fault */
-
- if (!have_die_regs) {
- have_die_regs = true;
- die_regs = *regs;
- }
-}
-
/* Information about the RF MAC address, if one was supplied on the
* command line. */
static bool have_rfmac;
#include <asm/mach-powertv/asic_regs.h>
#include "reset.h"
-static void mips_machine_restart(char *command);
-static void mips_machine_halt(void);
-
static void mips_machine_restart(char *command)
{
#ifdef CONFIG_BOOTLOADER_DRIVER
#endif
}
-static void mips_machine_halt(void)
-{
-#ifdef CONFIG_BOOTLOADER_DRIVER
- /*
- * Call the bootloader's reset function to ensure
- * that persistent data is flushed before hard reset
- */
- kbldr_SetCauseAndReset();
-#else
- writel(0x1, asic_reg_addr(watchdog));
-#endif
-}
-
void mips_reboot_setup(void)
{
_machine_restart = mips_machine_restart;
- _machine_halt = mips_machine_halt;
- pm_power_off = mips_machine_halt;
}
void __init plat_time_init(void)
{
powertv_clocksource_init();
- r4k_clockevent_init();
}
int argc;
int *argv32;
int i; /* Always ignore the "-c" at argv[0] */
- static char builtin[COMMAND_LINE_SIZE] __initdata;
if (fw_arg0 >= CKSEG0 || fw_arg1 < CKSEG0) {
/*
argv32 = (int *)fw_arg1;
}
- /* ignore all built-in args if any f/w args given */
- /*
- * But if built-in strings was started with '+', append them
- * to command line args. If built-in was started with '-',
- * ignore all f/w args.
- */
- builtin[0] = '\0';
- if (arcs_cmdline[0] == '+')
- strcpy(builtin, arcs_cmdline + 1);
- else if (arcs_cmdline[0] == '-') {
- strcpy(builtin, arcs_cmdline + 1);
- argc = 0;
- } else if (argc <= 1)
- strcpy(builtin, arcs_cmdline);
arcs_cmdline[0] = '\0';
for (i = 1; i < argc; i++) {
} else
strcat(arcs_cmdline, str);
}
- /* append saved builtin args */
- if (builtin[0]) {
- if (arcs_cmdline[0])
- strcat(arcs_cmdline, " ");
- strcat(arcs_cmdline, builtin);
- }
}
static int txx9_ic_disable __initdata;
/*
* init.c, Common initialization routines for NEC VR4100 series.
*
- * Copyright (C) 2003-2008 Yoichi Yuasa <yuasa@linux-mips.org>
+ * Copyright (C) 2003-2009 Yoichi Yuasa <yuasa@linux-mips.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
argv = (char **)fw_arg1;
for (i = 1; i < argc; i++) {
- strcat(arcs_cmdline, argv[i]);
+ strlcat(arcs_cmdline, argv[i], COMMAND_LINE_SIZE);
if (i < (argc - 1))
- strcat(arcs_cmdline, " ");
+ strlcat(arcs_cmdline, " ", COMMAND_LINE_SIZE);
}
}
git://ftp.safe.ca / safe / jmp / linux-2.6 / commitdiff