| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2000 RidgeRun, Inc. |
| 3 | * Author: RidgeRun, Inc. |
| 4 | * glonnon@ridgerun.com, skranz@ridgerun.com, stevej@ridgerun.com |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify it |
| 7 | * under the terms of the GNU General Public License as published by the |
| 8 | * Free Software Foundation; either version 2 of the License, or (at your |
| 9 | * option) any later version. |
| 10 | * |
| 11 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| 12 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 13 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN |
| 14 | * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 15 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 16 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| 17 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
| 18 | * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 19 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 20 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 21 | * |
| 22 | * You should have received a copy of the GNU General Public License along |
| 23 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 24 | * 675 Mass Ave, Cambridge, MA 02139, USA. |
| 25 | * |
| 26 | */ |
| 27 | #include <linux/init.h> |
| 28 | #include <linux/kernel.h> |
| 29 | #include <linux/types.h> |
| 30 | #include <linux/mm.h> |
| 31 | #include <linux/swap.h> |
| 32 | #include <linux/ioport.h> |
| 33 | #include <linux/sched.h> |
| 34 | #include <linux/interrupt.h> |
| 35 | #include <linux/pci.h> |
| 36 | #include <linux/timex.h> |
| 37 | #include <asm/bootinfo.h> |
| 38 | #include <asm/page.h> |
| 39 | #include <asm/io.h> |
| 40 | #include <asm/irq.h> |
| 41 | #include <asm/pci.h> |
| 42 | #include <asm/processor.h> |
| 43 | #include <asm/ptrace.h> |
| 44 | #include <asm/time.h> |
| 45 | #include <asm/reboot.h> |
| 46 | #include <asm/traps.h> |
| 47 | #include <linux/bootmem.h> |
| 48 | |
| 49 | unsigned long gt64120_base = KSEG1ADDR(0x14000000); |
| 50 | |
| 51 | /* These functions are used for rebooting or halting the machine*/ |
| 52 | extern void galileo_machine_restart(char *command); |
| 53 | extern void galileo_machine_halt(void); |
| 54 | extern void galileo_machine_power_off(void); |
| 55 | /* |
| 56 | *This structure holds pointers to the pci configuration space accesses |
| 57 | *and interrupts allocating routine for device over the PCI |
| 58 | */ |
| 59 | extern struct pci_ops galileo_pci_ops; |
| 60 | |
| 61 | unsigned long __init prom_free_prom_memory(void) |
| 62 | { |
| 63 | return 0; |
| 64 | } |
| 65 | |
| 66 | /* |
| 67 | * Initializes basic routines and structures pointers, memory size (as |
| 68 | * given by the bios and saves the command line. |
| 69 | */ |
| 70 | extern void gt64120_time_init(void); |
| 71 | |
| 72 | static void __init ev64120_setup(void) |
| 73 | { |
| 74 | _machine_restart = galileo_machine_restart; |
| 75 | _machine_halt = galileo_machine_halt; |
| 76 | _machine_power_off = galileo_machine_power_off; |
| 77 | |
| 78 | board_time_init = gt64120_time_init; |
| 79 | set_io_port_base(KSEG1); |
| 80 | } |
| 81 | |
| 82 | early_initcall(ev64120_setup); |
| 83 | |
| 84 | const char *get_system_type(void) |
| 85 | { |
| 86 | return "Galileo EV64120A"; |
| 87 | } |
| 88 | |
| 89 | /* |
| 90 | * Kernel arguments passed by the firmware |
| 91 | * |
| 92 | * $a0 - nothing |
| 93 | * $a1 - holds a pointer to the eprom parameters |
| 94 | * $a2 - nothing |
| 95 | */ |
| 96 | |
| 97 | void __init prom_init(void) |
| 98 | { |
| 99 | mips_machgroup = MACH_GROUP_GALILEO; |
| 100 | mips_machtype = MACH_EV64120A; |
| 101 | |
| 102 | add_memory_region(0, 32 << 20, BOOT_MEM_RAM); |
| 103 | } |