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dpavlin |
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/* |
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* Copyright (C) 2006 Anders Gavare. 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 are met: |
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* |
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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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* 3. The name of the author may not be used to endorse or promote products |
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* derived from this software without specific prior written permission. |
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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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* |
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* $Id: machine_mvmeppc.c,v 1.8 2006/02/02 19:30:14 debug Exp $ |
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* |
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* MVMEPPC machines (for experimenting with NetBSD/mvmeppc or RTEMS). |
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* (ftp://ftp.netbsd.org/pub/NetBSD/arch/mvmeppc/snapshot/20020302/README) |
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* |
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* Note: MVME machines that really adhere to the PReP standard should be |
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* in machine_prep.c instead. |
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* |
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* |
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* TODO: This is mostly bogus. |
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*/ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include "bus_isa.h" |
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#include "bus_pci.h" |
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#include "cpu.h" |
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#include "device.h" |
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#include "devices.h" |
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#include "diskimage.h" |
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#include "machine.h" |
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#include "machine_interrupts.h" |
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#include "memory.h" |
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#include "misc.h" |
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MACHINE_SETUP(mvmeppc) |
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{ |
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struct pci_data *pci_data = NULL; |
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switch (machine->machine_subtype) { |
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case MACHINE_MVMEPPC_1600: |
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machine->machine_name = "MVME1600"; |
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machine->md_int.prep_data = device_add(machine, "prep"); |
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machine->isa_pic_data.native_irq = 1; /* Semi-bogus */ |
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machine->md_interrupt = isa32_interrupt; |
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pci_data = dev_eagle_init(machine, machine->memory, |
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32 /* isa irq base */, 0 /* pci irq: TODO */); |
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bus_isa_init(machine, BUS_ISA_LPTBASE_3BC, |
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0x80000000, 0xc0000000, 32, 48); |
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bus_pci_add(machine, pci_data, machine->memory, |
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0, 14, 0, "dec21143"); |
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device_add(machine, "nvram addr=0x80000074 name2=mvme1600"); |
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/* |
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* "DRAM size register": TODO: turn this into a device? |
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* See the definition of p160x_dram_size in NetBSD's |
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* .../arch/mvmeppc/platform_160x.c for details. |
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* |
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* 0x11 = two banks of 32 MB each. |
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*/ |
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dev_ram_init(machine, 0x80000804, 1, DEV_RAM_RAM, 0); |
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store_byte(cpu, 0x80000804, 0x11); |
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break; |
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case MACHINE_MVMEPPC_2100: |
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machine->machine_name = "MVME2100"; |
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/* 0xfe000000 isa bus space */ |
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/* 0xfec00000 pci indirect addr */ |
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/* 0xfee00000 pci indirect data */ |
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/* TODO: irq */ |
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device_add(machine, "ns16550 irq=0 addr=0xffe10000"); |
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break; |
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case MACHINE_MVMEPPC_5500: |
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machine->machine_name = "MVME5500"; |
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/* GT64260 interrupt and PCI controller: */ |
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pci_data = dev_gt_init(machine, machine->memory, |
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0xf1000000, 0 /* TODO: irq */, 0 /* TODO: pciirq */, 260); |
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/* TODO: irq */ |
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device_add(machine, "ns16550 irq=0 addr=0xf1120000"); |
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break; |
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default:fatal("Unimplemented MVMEPPC machine subtype %i\n", |
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machine->machine_subtype); |
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exit(1); |
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} |
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if (!machine->prom_emulation) |
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return; |
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/* r3 = start of kernel, r4 = end of kernel (for NetBSD/mvmeppc) */ |
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cpu->cd.ppc.gpr[3] = 0; |
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cpu->cd.ppc.gpr[4] = 1048576 * 10; |
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cpu->cd.ppc.gpr[5] = machine->physical_ram_in_mb * 1048576-0x100; |
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store_string(cpu, cpu->cd.ppc.gpr[5]+ 44, "PC16550"); |
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store_32bit_word(cpu, cpu->cd.ppc.gpr[5]+ 68, 9600); |
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store_32bit_word(cpu, cpu->cd.ppc.gpr[5]+ 72, 0); |
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store_16bit_word(cpu, cpu->cd.ppc.gpr[5]+ 76, 0x1600); |
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store_32bit_word(cpu, cpu->cd.ppc.gpr[5]+ 80, |
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machine->physical_ram_in_mb * 1048576); |
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store_32bit_word(cpu, cpu->cd.ppc.gpr[5]+ 84, 33 * 1000000); |
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store_32bit_word(cpu, cpu->cd.ppc.gpr[5]+ 88, 33 * 1000000); |
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#if 0 |
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0 u_int32_t bi_boothowto; |
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4 u_int32_t bi_bootaddr; |
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8 u_int16_t bi_bootclun; |
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10 u_int16_t bi_bootdlun; |
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12 char bi_bootline[BOOTLINE_LEN]; (32) |
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44 char bi_consoledev[CONSOLEDEV_LEN]; (16) |
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60 u_int32_t bi_consoleaddr; |
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64 u_int32_t bi_consolechan; |
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68 u_int32_t bi_consolespeed; |
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72 u_int32_t bi_consolecflag; |
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76 u_int16_t bi_modelnumber; |
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80 u_int32_t bi_memsize; |
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84 u_int32_t bi_mpuspeed; |
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88 u_int32_t bi_busspeed; |
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92 u_int32_t bi_clocktps; |
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#endif |
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} |
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MACHINE_DEFAULT_CPU(mvmeppc) |
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{ |
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switch (machine->machine_subtype) { |
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case MACHINE_MVMEPPC_1600: |
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/* Suitable for NetBSD/mvmeppc: */ |
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machine->cpu_name = strdup("PPC603e"); |
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break; |
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case MACHINE_MVMEPPC_2100: |
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machine->cpu_name = strdup("PPC603e"); |
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break; |
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case MACHINE_MVMEPPC_5500: |
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machine->cpu_name = strdup("PPC750"); |
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break; |
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default:fatal("Unimplemented MVMEPPC machine subtype %i\n", |
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machine->machine_subtype); |
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exit(1); |
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} |
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} |
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MACHINE_DEFAULT_RAM(mvmeppc) |
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{ |
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machine->physical_ram_in_mb = 64; |
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} |
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MACHINE_REGISTER(mvmeppc) |
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{ |
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MR_DEFAULT(mvmeppc, "MVME", ARCH_PPC, MACHINE_MVMEPPC, 1, 3); |
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me->aliases[0] = "mvmeppc"; |
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me->subtype[0] = machine_entry_subtype_new( |
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"MVME1600", MACHINE_MVMEPPC_1600, 1); |
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me->subtype[0]->aliases[0] = "mvme1600"; |
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me->subtype[1] = machine_entry_subtype_new( |
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"MVME2100", MACHINE_MVMEPPC_2100, 1); |
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me->subtype[1]->aliases[0] = "mvme2100"; |
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me->subtype[2] = machine_entry_subtype_new( |
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"MVME5500", MACHINE_MVMEPPC_5500, 1); |
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me->subtype[2]->aliases[0] = "mvme5500"; |
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me->set_default_ram = machine_default_ram_mvmeppc; |
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machine_entry_add(me, ARCH_PPC); |
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} |
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