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/* |
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* Copyright (C) 2003-2006 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_pmax.c,v 1.3 2006/01/23 00:13:21 debug Exp $ |
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*/ |
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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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|
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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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|
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#include "dec_prom.h" |
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#include "dec_bootinfo.h" |
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#include "dec_5100.h" |
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#include "dec_kn01.h" |
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#include "dec_kn02.h" |
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#include "dec_kn03.h" |
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#include "dec_kmin.h" |
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#include "dec_maxine.h" |
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|
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#define BOOTARG_BUFLEN 2000 |
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|
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|
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MACHINE_SETUP(pmax) |
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{ |
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char *framebuffer_console_name, *serial_console_name, *init_bootpath; |
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int color_fb_flag, i; |
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int boot_scsi_boardnumber = 3, boot_net_boardnumber = 3; |
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char *turbochannel_default_gfx_card = "PMAG-BA"; |
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/* PMAG-AA, -BA, -CA/DA/EA/FA, -JA, -RO, PMAGB-BA */ |
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struct xx { |
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struct btinfo_magic a; |
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struct btinfo_bootpath b; |
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struct btinfo_symtab c; |
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} xx; |
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char tmpstr[1000]; |
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struct vfb_data *fb; |
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struct memory *mem = machine->memory; |
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uint64_t addr; |
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|
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cpu->byte_order = EMUL_LITTLE_ENDIAN; |
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|
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/* An R2020 or R3220 memory thingy: */ |
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cpu->cd.mips.coproc[3] = mips_coproc_new(cpu, 3); |
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|
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/* There aren't really any good standard values... */ |
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framebuffer_console_name = "osconsole=0,3"; |
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serial_console_name = "osconsole=1"; |
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|
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switch (machine->machine_subtype) { |
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|
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case MACHINE_DEC_PMAX_3100: /* type 1, KN01 */ |
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/* Supposed to have 12MHz or 16.67MHz R2000 CPU, R2010 FPC, |
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R2020 Memory coprocessor */ |
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machine->machine_name = "DEC PMAX 3100 (KN01)"; |
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|
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/* 12 MHz for 2100, 16.67 MHz for 3100 */ |
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if (machine->emulated_hz == 0) |
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machine->emulated_hz = 16670000; |
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|
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if (machine->physical_ram_in_mb > 24) |
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fprintf(stderr, "WARNING! Real DECstation 3100 machines" |
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" cannot have more than 24MB RAM.\n"); |
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|
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if ((machine->physical_ram_in_mb % 4) != 0) |
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fprintf(stderr, "WARNING! Real DECstation 3100 machines" |
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" have an integer multiple of 4 MBs of RAM.\n"); |
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|
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/* 1 for color, 0 for mono. TODO: command line option? */ |
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color_fb_flag = 1; |
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|
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/* |
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* According to NetBSD/pmax: |
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* |
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* pm0 at ibus0 addr 0xfc00000: 1024x864x1 (or x8 for color) |
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* dc0 at ibus0 addr 0x1c000000 |
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* le0 at ibus0 addr 0x18000000: address 00:00:00:00:00:00 |
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* sii0 at ibus0 addr 0x1a000000 |
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* mcclock0 at ibus0 addr 0x1d000000: mc146818 or compatible |
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* 0x1e000000 = system status and control register |
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*/ |
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fb = dev_fb_init(machine, mem, KN01_PHYS_FBUF_START, |
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color_fb_flag? VFB_DEC_VFB02 : VFB_DEC_VFB01, |
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0,0,0,0,0, color_fb_flag? "VFB02":"VFB01"); |
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dev_colorplanemask_init(mem, KN01_PHYS_COLMASK_START, |
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&fb->color_plane_mask); |
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dev_vdac_init(mem, KN01_SYS_VDAC, fb->rgb_palette, |
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color_fb_flag); |
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dev_le_init(machine, mem, KN01_SYS_LANCE, |
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KN01_SYS_LANCE_B_START, KN01_SYS_LANCE_B_END, |
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KN01_INT_LANCE, 4*1048576); |
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dev_sii_init(machine, mem, KN01_SYS_SII, KN01_SYS_SII_B_START, |
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KN01_SYS_SII_B_END, KN01_INT_SII); |
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dev_dc7085_init(machine, mem, KN01_SYS_DZ, KN01_INT_DZ, |
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machine->use_x11); |
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dev_mc146818_init(machine, mem, KN01_SYS_CLOCK, KN01_INT_CLOCK, |
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MC146818_DEC, 1); |
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dev_kn01_csr_init(mem, KN01_SYS_CSR, color_fb_flag); |
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|
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framebuffer_console_name = "osconsole=0,3"; /* fb,keyb */ |
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serial_console_name = "osconsole=3"; /* 3 */ |
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break; |
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|
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case MACHINE_DEC_3MAX_5000: /* type 2, KN02 */ |
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/* Supposed to have 25MHz R3000 CPU, R3010 FPC, */ |
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/* and a R3220 Memory coprocessor */ |
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machine->machine_name = "DECstation 5000/200 (3MAX, KN02)"; |
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machine->stable = 1; |
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|
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if (machine->emulated_hz == 0) |
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machine->emulated_hz = 25000000; |
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|
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if (machine->physical_ram_in_mb < 8) |
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fprintf(stderr, "WARNING! Real KN02 machines do not " |
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"have less than 8MB RAM. Continuing anyway.\n"); |
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if (machine->physical_ram_in_mb > 480) |
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fprintf(stderr, "WARNING! Real KN02 machines cannot " |
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"have more than 480MB RAM. Continuing anyway.\n"); |
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|
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/* An R3220 memory thingy: */ |
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cpu->cd.mips.coproc[3] = mips_coproc_new(cpu, 3); |
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|
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/* |
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* According to NetBSD/pmax: |
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* asc0 at tc0 slot 5 offset 0x0 |
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* le0 at tc0 slot 6 offset 0x0 |
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* ibus0 at tc0 slot 7 offset 0x0 |
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* dc0 at ibus0 addr 0x1fe00000 |
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* mcclock0 at ibus0 addr 0x1fe80000: mc146818 |
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* |
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* kn02 shared irq numbers (IP) are offset by +8 |
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* in the emulator |
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*/ |
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|
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/* KN02 interrupts: */ |
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machine->md_interrupt = kn02_interrupt; |
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|
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/* |
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* TURBOchannel slots 0, 1, and 2 are free for |
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* option cards. Let's put in zero or more graphics |
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* boards: |
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* |
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* TODO: It's also possible to have larger graphics |
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* cards that occupy several slots. How to solve |
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* this nicely? |
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*/ |
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dev_turbochannel_init(machine, mem, 0, |
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KN02_PHYS_TC_0_START, KN02_PHYS_TC_0_END, |
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machine->n_gfx_cards >= 1? |
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turbochannel_default_gfx_card : "", |
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KN02_IP_SLOT0 +8); |
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|
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dev_turbochannel_init(machine, mem, 1, |
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KN02_PHYS_TC_1_START, KN02_PHYS_TC_1_END, |
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machine->n_gfx_cards >= 2? |
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turbochannel_default_gfx_card : "", |
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KN02_IP_SLOT1 +8); |
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|
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dev_turbochannel_init(machine, mem, 2, |
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KN02_PHYS_TC_2_START, KN02_PHYS_TC_2_END, |
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machine->n_gfx_cards >= 3? |
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turbochannel_default_gfx_card : "", |
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KN02_IP_SLOT2 +8); |
196 |
|
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/* TURBOchannel slots 3 and 4 are reserved. */ |
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|
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/* TURBOchannel slot 5 is PMAZ-AA ("asc" SCSI). */ |
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dev_turbochannel_init(machine, mem, 5, |
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KN02_PHYS_TC_5_START, KN02_PHYS_TC_5_END, |
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"PMAZ-AA", KN02_IP_SCSI +8); |
203 |
|
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/* TURBOchannel slot 6 is PMAD-AA ("le" ethernet). */ |
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dev_turbochannel_init(machine, mem, 6, |
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KN02_PHYS_TC_6_START, KN02_PHYS_TC_6_END, |
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"PMAD-AA", KN02_IP_LANCE +8); |
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|
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/* TURBOchannel slot 7 is system stuff. */ |
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machine->main_console_handle = |
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dev_dc7085_init(machine, mem, |
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KN02_SYS_DZ, KN02_IP_DZ +8, machine->use_x11); |
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dev_mc146818_init(machine, mem, |
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KN02_SYS_CLOCK, KN02_INT_CLOCK, MC146818_DEC, 1); |
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|
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machine->md_int.kn02_csr = |
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dev_kn02_init(cpu, mem, KN02_SYS_CSR); |
218 |
|
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framebuffer_console_name = "osconsole=0,7"; |
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/* fb,keyb */ |
221 |
serial_console_name = "osconsole=2"; |
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boot_scsi_boardnumber = 5; |
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boot_net_boardnumber = 6; /* TODO: 3? */ |
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break; |
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|
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case MACHINE_DEC_3MIN_5000: /* type 3, KN02BA */ |
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machine->machine_name = "DECstation 5000/112 or 145 (3MIN," |
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" KN02BA)"; |
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if (machine->emulated_hz == 0) |
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machine->emulated_hz = 33000000; |
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if (machine->physical_ram_in_mb > 128) |
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fprintf(stderr, "WARNING! Real 3MIN machines cannot " |
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"have more than 128MB RAM. Continuing anyway.\n"); |
234 |
|
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/* KMIN interrupts: */ |
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machine->md_interrupt = kmin_interrupt; |
237 |
|
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/* |
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* tc0 at mainbus0: 12.5 MHz clock (0x10000000, slotsize = 64MB) |
240 |
* tc slot 1: 0x14000000 |
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* tc slot 2: 0x18000000 |
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* ioasic0 at tc0 slot 3 offset 0x0 (0x1c000000) slot 0 |
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* asic regs (0x1c040000) slot 1 |
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* station's ether address (0x1c080000) slot 2 |
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* le0 at ioasic0 offset 0xc0000: address 00:00:00:00:00:00 (0x1c0c0000) slot 3 |
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* scc0 at ioasic0 offset 0x100000 (0x1c100000) slot 4 |
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* scc1 at ioasic0 offset 0x180000: console (0x1c180000) slot 6 |
248 |
* mcclock0 at ioasic0 offset 0x200000: mc146818 or compatible (0x1c200000) slot 8 |
249 |
* asc0 at ioasic0 offset 0x300000: NCR53C94, 25MHz, SCSI ID 7 (0x1c300000) slot 12 |
250 |
* dma for asc0 (0x1c380000) slot 14 |
251 |
*/ |
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machine->md_int.dec_ioasic_data = dev_dec_ioasic_init(cpu, mem, 0x1c000000, 0); |
253 |
dev_le_init(machine, mem, 0x1c0c0000, 0, 0, KMIN_INTR_LANCE +8, 4*65536); |
254 |
dev_scc_init(machine, mem, 0x1c100000, KMIN_INTR_SCC_0 +8, machine->use_x11, 0, 1); |
255 |
dev_scc_init(machine, mem, 0x1c180000, KMIN_INTR_SCC_1 +8, machine->use_x11, 1, 1); |
256 |
dev_mc146818_init(machine, mem, 0x1c200000, KMIN_INTR_CLOCK +8, MC146818_DEC, 1); |
257 |
dev_asc_init(machine, mem, 0x1c300000, KMIN_INTR_SCSI +8, |
258 |
NULL, DEV_ASC_DEC, NULL, NULL); |
259 |
|
260 |
/* |
261 |
* TURBOchannel slots 0, 1, and 2 are free for |
262 |
* option cards. These are by default filled with |
263 |
* zero or more graphics boards. |
264 |
* |
265 |
* TODO: irqs |
266 |
*/ |
267 |
dev_turbochannel_init(machine, mem, 0, 0x10000000, 0x103fffff, |
268 |
machine->n_gfx_cards >= 1? |
269 |
turbochannel_default_gfx_card : "", KMIN_INT_TC0); |
270 |
|
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dev_turbochannel_init(machine, mem, 1, 0x14000000, 0x143fffff, |
272 |
machine->n_gfx_cards >= 2? |
273 |
turbochannel_default_gfx_card : "", KMIN_INT_TC1); |
274 |
|
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dev_turbochannel_init(machine, mem, 2, 0x18000000, 0x183fffff, |
276 |
machine->n_gfx_cards >= 3? |
277 |
turbochannel_default_gfx_card : "", KMIN_INT_TC2); |
278 |
|
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/* (kmin shared irq numbers (IP) are offset by +8 in the emulator) */ |
280 |
/* kmin_csr = dev_kmin_init(cpu, mem, KMIN_REG_INTR); */ |
281 |
|
282 |
framebuffer_console_name = "osconsole=0,3"; /* fb, keyb (?) */ |
283 |
serial_console_name = "osconsole=3"; /* ? */ |
284 |
break; |
285 |
|
286 |
case MACHINE_DEC_3MAXPLUS_5000: /* type 4, KN03 */ |
287 |
machine->machine_name = "DECsystem 5900 or 5000 (3MAX+) (KN03)"; |
288 |
|
289 |
/* 5000/240 (KN03-GA, R3000): 40 MHz */ |
290 |
/* 5000/260 (KN05-NB, R4000): 60 MHz */ |
291 |
/* TODO: are both these type 4? */ |
292 |
if (machine->emulated_hz == 0) |
293 |
machine->emulated_hz = 40000000; |
294 |
if (machine->physical_ram_in_mb > 480) |
295 |
fprintf(stderr, "WARNING! Real KN03 machines cannot " |
296 |
"have more than 480MB RAM. Continuing anyway.\n"); |
297 |
|
298 |
/* KN03 interrupts: */ |
299 |
machine->md_interrupt = kn03_interrupt; |
300 |
|
301 |
/* |
302 |
* tc0 at mainbus0: 25 MHz clock (slot 0) (0x1e000000) |
303 |
* tc0 slot 1 (0x1e800000) |
304 |
* tc0 slot 2 (0x1f000000) |
305 |
* ioasic0 at tc0 slot 3 offset 0x0 (0x1f800000) |
306 |
* something that has to do with interrupts? (?) (0x1f840000 ?) |
307 |
* le0 at ioasic0 offset 0xc0000 (0x1f8c0000) |
308 |
* scc0 at ioasic0 offset 0x100000 (0x1f900000) |
309 |
* scc1 at ioasic0 offset 0x180000: console (0x1f980000) |
310 |
* mcclock0 at ioasic0 offset 0x200000: mc146818 or compatible (0x1fa00000) |
311 |
* asc0 at ioasic0 offset 0x300000: NCR53C94, 25MHz, SCSI ID 7 (0x1fb00000) |
312 |
*/ |
313 |
machine->md_int.dec_ioasic_data = dev_dec_ioasic_init(cpu, mem, 0x1f800000, 0); |
314 |
|
315 |
dev_le_init(machine, mem, KN03_SYS_LANCE, 0, 0, KN03_INTR_LANCE +8, 4*65536); |
316 |
|
317 |
machine->md_int.dec_ioasic_data->dma_func[3] = dev_scc_dma_func; |
318 |
machine->md_int.dec_ioasic_data->dma_func_extra[2] = dev_scc_init(machine, mem, KN03_SYS_SCC_0, KN03_INTR_SCC_0 +8, machine->use_x11, 0, 1); |
319 |
machine->md_int.dec_ioasic_data->dma_func[2] = dev_scc_dma_func; |
320 |
machine->md_int.dec_ioasic_data->dma_func_extra[3] = dev_scc_init(machine, mem, KN03_SYS_SCC_1, KN03_INTR_SCC_1 +8, machine->use_x11, 1, 1); |
321 |
|
322 |
dev_mc146818_init(machine, mem, KN03_SYS_CLOCK, KN03_INT_RTC, MC146818_DEC, 1); |
323 |
dev_asc_init(machine, mem, KN03_SYS_SCSI, |
324 |
KN03_INTR_SCSI +8, NULL, DEV_ASC_DEC, NULL, NULL); |
325 |
|
326 |
/* |
327 |
* TURBOchannel slots 0, 1, and 2 are free for |
328 |
* option cards. These are by default filled with |
329 |
* zero or more graphics boards. |
330 |
* |
331 |
* TODO: irqs |
332 |
*/ |
333 |
dev_turbochannel_init(machine, mem, 0, |
334 |
KN03_PHYS_TC_0_START, KN03_PHYS_TC_0_END, |
335 |
machine->n_gfx_cards >= 1? |
336 |
turbochannel_default_gfx_card : "", |
337 |
KN03_INTR_TC_0 +8); |
338 |
|
339 |
dev_turbochannel_init(machine, mem, 1, |
340 |
KN03_PHYS_TC_1_START, KN03_PHYS_TC_1_END, |
341 |
machine->n_gfx_cards >= 2? |
342 |
turbochannel_default_gfx_card : "", |
343 |
KN03_INTR_TC_1 +8); |
344 |
|
345 |
dev_turbochannel_init(machine, mem, 2, |
346 |
KN03_PHYS_TC_2_START, KN03_PHYS_TC_2_END, |
347 |
machine->n_gfx_cards >= 3? |
348 |
turbochannel_default_gfx_card : "", |
349 |
KN03_INTR_TC_2 +8); |
350 |
|
351 |
/* TODO: interrupts */ |
352 |
/* shared (turbochannel) interrupts are +8 */ |
353 |
|
354 |
framebuffer_console_name = "osconsole=0,3"; /* fb, keyb (?) */ |
355 |
serial_console_name = "osconsole=3"; /* ? */ |
356 |
break; |
357 |
|
358 |
case MACHINE_DEC_5800: /* type 5, KN5800 */ |
359 |
machine->machine_name = "DECsystem 5800"; |
360 |
|
361 |
/* TODO: this is incorrect, banks multiply by 8 etc */ |
362 |
if (machine->physical_ram_in_mb < 48) |
363 |
fprintf(stderr, "WARNING! 5800 will probably not run " |
364 |
"with less than 48MB RAM. Continuing anyway.\n"); |
365 |
|
366 |
/* |
367 |
* According to http://www2.no.netbsd.org/Ports/pmax/models.html, |
368 |
* the 5800-series is based on VAX 6000/300. |
369 |
*/ |
370 |
|
371 |
/* |
372 |
* Ultrix might support SMP on this machine type. |
373 |
* |
374 |
* Something at 0x10000000. |
375 |
* ssc serial console at 0x10140000, interrupt 2 (shared with XMI?). |
376 |
* xmi 0 at address 0x11800000 (node x at offset x*0x80000) |
377 |
* Clock uses interrupt 3 (shared with XMI?). |
378 |
*/ |
379 |
|
380 |
machine->md_int.dec5800_csr = dev_dec5800_init(machine, mem, 0x10000000); |
381 |
dev_decbi_init(mem, 0x10000000); |
382 |
dev_ssc_init(machine, mem, 0x10140000, 2, machine->use_x11, &machine->md_int.dec5800_csr->csr); |
383 |
dev_decxmi_init(mem, 0x11800000); |
384 |
dev_deccca_init(mem, DEC_DECCCA_BASEADDR); |
385 |
|
386 |
break; |
387 |
|
388 |
case MACHINE_DEC_5400: /* type 6, KN210 */ |
389 |
machine->machine_name = "DECsystem 5400 (KN210)"; |
390 |
/* |
391 |
* Misc. info from the KN210 manual: |
392 |
* |
393 |
* Interrupt lines: |
394 |
* irq5 fpu |
395 |
* irq4 halt |
396 |
* irq3 pwrfl -> mer1 -> mer0 -> wear |
397 |
* irq2 100 Hz -> birq7 |
398 |
* irq1 dssi -> ni -> birq6 |
399 |
* irq0 birq5 -> console -> timers -> birq4 |
400 |
* |
401 |
* Interrupt status register at 0x10048000. |
402 |
* Main memory error status register at 0x1008140. |
403 |
* Interval Timer Register (ITR) at 0x10084010. |
404 |
* Q22 stuff at 0x10088000 - 0x1008ffff. |
405 |
* TODR at 0x1014006c. |
406 |
* TCR0 (timer control register 0) 0x10140100. |
407 |
* TIR0 (timer interval register 0) 0x10140104. |
408 |
* TCR1 (timer control register 1) 0x10140110. |
409 |
* TIR1 (timer interval register 1) 0x10140114. |
410 |
* VRR0 (Vector Read Register 0) at 0x16000050. |
411 |
* VRR1 (Vector Read Register 1) at 0x16000054. |
412 |
* VRR2 (Vector Read Register 2) at 0x16000058. |
413 |
* VRR3 (Vector Read Register 3) at 0x1600005c. |
414 |
*/ |
415 |
/* ln (ethernet) at 0x10084x00 ? and 0x10120000 ? */ |
416 |
/* error registers (?) at 0x17000000 and 0x10080000 */ |
417 |
device_add(machine, "kn210 addr=0x10080000"); |
418 |
dev_ssc_init(machine, mem, 0x10140000, 0, machine->use_x11, NULL); /* TODO: not irq 0 */ |
419 |
break; |
420 |
|
421 |
case MACHINE_DEC_MAXINE_5000: /* type 7, KN02CA */ |
422 |
machine->machine_name = "Personal DECstation 5000/xxx " |
423 |
"(MAXINE) (KN02CA)"; |
424 |
if (machine->emulated_hz == 0) |
425 |
machine->emulated_hz = 33000000; |
426 |
|
427 |
if (machine->physical_ram_in_mb < 8) |
428 |
fprintf(stderr, "WARNING! Real KN02CA machines do not " |
429 |
"have less than 8MB RAM. Continuing anyway.\n"); |
430 |
if (machine->physical_ram_in_mb > 40) |
431 |
fprintf(stderr, "WARNING! Real KN02CA machines cannot " |
432 |
"have more than 40MB RAM. Continuing anyway.\n"); |
433 |
|
434 |
/* Maxine interrupts: */ |
435 |
machine->md_interrupt = maxine_interrupt; |
436 |
|
437 |
/* |
438 |
* Something at address 0xca00000. (?) |
439 |
* Something at address 0xe000000. (?) |
440 |
* tc0 slot 0 (0x10000000) |
441 |
* tc0 slot 1 (0x14000000) |
442 |
* (tc0 slot 2 used by the framebuffer) |
443 |
* ioasic0 at tc0 slot 3 offset 0x0 (0x1c000000) |
444 |
* le0 at ioasic0 offset 0xc0000: address 00:00:00:00:00:00 (0x1c0c0000) |
445 |
* scc0 at ioasic0 offset 0x100000: console <-- serial (0x1c100000) |
446 |
* mcclock0 at ioasic0 offset 0x200000: mc146818 (0x1c200000) |
447 |
* isdn at ioasic0 offset 0x240000 not configured (0x1c240000) |
448 |
* bba0 at ioasic0 offset 0x240000 (audio0 at bba0) <--- which one of isdn and bba0? |
449 |
* dtop0 at ioasic0 offset 0x280000 (0x1c280000) |
450 |
* fdc at ioasic0 offset 0x2c0000 not configured <-- floppy (0x1c2c0000) |
451 |
* asc0 at ioasic0 offset 0x300000: NCR53C94, 25MHz, SCSI ID 7 (0x1c300000) |
452 |
* xcfb0 at tc0 slot 2 offset 0x0: 1024x768x8 built-in framebuffer (0xa000000) |
453 |
*/ |
454 |
machine->md_int.dec_ioasic_data = dev_dec_ioasic_init(cpu, mem, 0x1c000000, 0); |
455 |
|
456 |
/* TURBOchannel slots (0 and 1): */ |
457 |
dev_turbochannel_init(machine, mem, 0, |
458 |
0x10000000, 0x103fffff, |
459 |
machine->n_gfx_cards >= 2? |
460 |
turbochannel_default_gfx_card : "", |
461 |
XINE_INTR_TC_0 +8); |
462 |
dev_turbochannel_init(machine, mem, 1, |
463 |
0x14000000, 0x143fffff, |
464 |
machine->n_gfx_cards >= 3? |
465 |
turbochannel_default_gfx_card : "", |
466 |
XINE_INTR_TC_1 +8); |
467 |
|
468 |
/* |
469 |
* TURBOchannel slot 2 is hardwired to be used by |
470 |
* the framebuffer: (NOTE: 0x8000000, not 0x18000000) |
471 |
*/ |
472 |
dev_turbochannel_init(machine, mem, 2, |
473 |
0x8000000, 0xbffffff, "PMAG-DV", 0); |
474 |
|
475 |
/* |
476 |
* TURBOchannel slot 3: fixed, ioasic |
477 |
* (the system stuff), 0x1c000000 |
478 |
*/ |
479 |
dev_le_init(machine, mem, 0x1c0c0000, 0, 0, |
480 |
XINE_INTR_LANCE +8, 4*65536); |
481 |
dev_scc_init(machine, mem, 0x1c100000, |
482 |
XINE_INTR_SCC_0 +8, machine->use_x11, 0, 1); |
483 |
dev_mc146818_init(machine, mem, 0x1c200000, |
484 |
XINE_INT_TOY, MC146818_DEC, 1); |
485 |
dev_asc_init(machine, mem, 0x1c300000, |
486 |
XINE_INTR_SCSI +8, NULL, DEV_ASC_DEC, NULL, NULL); |
487 |
|
488 |
framebuffer_console_name = "osconsole=3,2"; /* keyb,fb ?? */ |
489 |
serial_console_name = "osconsole=3"; |
490 |
break; |
491 |
|
492 |
case MACHINE_DEC_5500: /* type 11, KN220 */ |
493 |
machine->machine_name = "DECsystem 5500 (KN220)"; |
494 |
|
495 |
/* |
496 |
* According to NetBSD's pmax ports page: |
497 |
* KN220-AA is a "30 MHz R3000 CPU with R3010 FPU" |
498 |
* with "512 kBytes of Prestoserve battery backed RAM." |
499 |
*/ |
500 |
if (machine->emulated_hz == 0) |
501 |
machine->emulated_hz = 30000000; |
502 |
|
503 |
/* |
504 |
* See KN220 docs for more info. |
505 |
* |
506 |
* something at 0x10000000 |
507 |
* something at 0x10001000 |
508 |
* something at 0x10040000 |
509 |
* scc at 0x10140000 |
510 |
* qbus at (or around) 0x10080000 |
511 |
* dssi (disk controller) buffers at 0x10100000, registers at 0x10160000. |
512 |
* sgec (ethernet) registers at 0x10008000, station addresss at 0x10120000. |
513 |
* asc (scsi) at 0x17100000. |
514 |
*/ |
515 |
|
516 |
dev_ssc_init(machine, mem, 0x10140000, 0, machine->use_x11, NULL); /* TODO: not irq 0 */ |
517 |
|
518 |
/* something at 0x17000000, ultrix says "cpu 0 panic: DS5500 I/O Board is missing" if this is not here */ |
519 |
dev_dec5500_ioboard_init(cpu, mem, 0x17000000); |
520 |
|
521 |
dev_sgec_init(mem, 0x10008000, 0); /* irq? */ |
522 |
|
523 |
/* The asc controller might be TURBOchannel-ish? */ |
524 |
#if 0 |
525 |
dev_turbochannel_init(machine, mem, 0, 0x17100000, 0x171fffff, "PMAZ-AA", 0); /* irq? */ |
526 |
#else |
527 |
dev_asc_init(machine, mem, 0x17100000, 0, NULL, DEV_ASC_DEC, NULL, NULL); /* irq? */ |
528 |
#endif |
529 |
|
530 |
framebuffer_console_name = "osconsole=0,0"; /* TODO (?) */ |
531 |
serial_console_name = "osconsole=0"; |
532 |
break; |
533 |
|
534 |
case MACHINE_DEC_MIPSMATE_5100: /* type 12 */ |
535 |
machine->machine_name = "DEC MIPSMATE 5100 (KN230)"; |
536 |
|
537 |
if (machine->emulated_hz == 0) |
538 |
machine->emulated_hz = 20000000; |
539 |
|
540 |
if (machine->physical_ram_in_mb > 128) |
541 |
fprintf(stderr, "WARNING! Real MIPSMATE 5100 machines " |
542 |
"cannot have more than 128MB RAM. Continuing" |
543 |
" anyway.\n"); |
544 |
|
545 |
if (machine->use_x11) |
546 |
fprintf(stderr, "WARNING! Real MIPSMATE 5100 machines " |
547 |
"cannot have a graphical framebuffer. " |
548 |
"Continuing anyway.\n"); |
549 |
|
550 |
/* KN230 interrupts: */ |
551 |
machine->md_interrupt = kn230_interrupt; |
552 |
|
553 |
/* |
554 |
* According to NetBSD/pmax: |
555 |
* dc0 at ibus0 addr 0x1c000000 |
556 |
* le0 at ibus0 addr 0x18000000: address 00:00:00:00:00:00 |
557 |
* sii0 at ibus0 addr 0x1a000000 |
558 |
*/ |
559 |
dev_mc146818_init(machine, mem, KN230_SYS_CLOCK, 4, MC146818_DEC, 1); |
560 |
dev_dc7085_init(machine, mem, KN230_SYS_DZ0, KN230_CSR_INTR_DZ0, machine->use_x11); /* NOTE: CSR_INTR */ |
561 |
/* dev_dc7085_init(machine, mem, KN230_SYS_DZ1, KN230_CSR_INTR_OPT0, machine->use_x11); */ /* NOTE: CSR_INTR */ |
562 |
/* dev_dc7085_init(machine, mem, KN230_SYS_DZ2, KN230_CSR_INTR_OPT1, machine->use_x11); */ /* NOTE: CSR_INTR */ |
563 |
dev_le_init(machine, mem, KN230_SYS_LANCE, KN230_SYS_LANCE_B_START, KN230_SYS_LANCE_B_END, KN230_CSR_INTR_LANCE, 4*1048576); |
564 |
dev_sii_init(machine, mem, KN230_SYS_SII, KN230_SYS_SII_B_START, KN230_SYS_SII_B_END, KN230_CSR_INTR_SII); |
565 |
|
566 |
snprintf(tmpstr, sizeof(tmpstr), |
567 |
"kn230 addr=0x%llx", (long long)KN230_SYS_ICSR); |
568 |
machine->md_int.kn230_csr = device_add(machine, tmpstr); |
569 |
|
570 |
serial_console_name = "osconsole=0"; |
571 |
break; |
572 |
|
573 |
default:fatal("Unknown DEC machine type: %i\n", |
574 |
machine->machine_subtype); |
575 |
exit(1); |
576 |
} |
577 |
|
578 |
/* |
579 |
* Most OSes on DECstation use physical addresses below |
580 |
* 0x20000000, but both OSF/1 and Sprite use 0xbe...... as if |
581 |
* it was 0x1e......, so we need this hack: |
582 |
*/ |
583 |
dev_ram_init(machine, 0xa0000000, 0x20000000, |
584 |
DEV_RAM_MIRROR | DEV_RAM_MIGHT_POINT_TO_DEVICES, 0x0); |
585 |
|
586 |
if (!machine->prom_emulation) |
587 |
return; |
588 |
|
589 |
|
590 |
/* DECstation PROM stuff: (TODO: endianness) */ |
591 |
for (i=0; i<100; i++) |
592 |
store_32bit_word(cpu, DEC_PROM_CALLBACK_STRUCT + i*4, |
593 |
DEC_PROM_EMULATION + i*8); |
594 |
|
595 |
/* Fill PROM with dummy return instructions: (TODO: make this nicer) */ |
596 |
for (i=0; i<100; i++) { |
597 |
store_32bit_word(cpu, DEC_PROM_EMULATION + i*8, |
598 |
0x03e00008); /* return */ |
599 |
store_32bit_word(cpu, DEC_PROM_EMULATION + i*8 + 4, |
600 |
0x00000000); /* nop */ |
601 |
} |
602 |
|
603 |
/* |
604 |
* According to dec_prom.h from NetBSD: |
605 |
* |
606 |
* "Programs loaded by the new PROMs pass the following arguments: |
607 |
* a0 argc |
608 |
* a1 argv |
609 |
* a2 DEC_PROM_MAGIC |
610 |
* a3 The callback vector defined below" |
611 |
* |
612 |
* So we try to emulate a PROM, even though no such thing has been |
613 |
* loaded. |
614 |
*/ |
615 |
|
616 |
cpu->cd.mips.gpr[MIPS_GPR_A0] = 3; |
617 |
cpu->cd.mips.gpr[MIPS_GPR_A1] = DEC_PROM_INITIAL_ARGV; |
618 |
cpu->cd.mips.gpr[MIPS_GPR_A2] = DEC_PROM_MAGIC; |
619 |
cpu->cd.mips.gpr[MIPS_GPR_A3] = DEC_PROM_CALLBACK_STRUCT; |
620 |
|
621 |
store_32bit_word(cpu, INITIAL_STACK_POINTER + 0x10, BOOTINFO_MAGIC); |
622 |
store_32bit_word(cpu, INITIAL_STACK_POINTER + 0x14, BOOTINFO_ADDR); |
623 |
|
624 |
store_32bit_word(cpu, DEC_PROM_INITIAL_ARGV, |
625 |
(DEC_PROM_INITIAL_ARGV + 0x10)); |
626 |
store_32bit_word(cpu, DEC_PROM_INITIAL_ARGV+4, |
627 |
(DEC_PROM_INITIAL_ARGV + 0x70)); |
628 |
store_32bit_word(cpu, DEC_PROM_INITIAL_ARGV+8, |
629 |
(DEC_PROM_INITIAL_ARGV + 0xe0)); |
630 |
store_32bit_word(cpu, DEC_PROM_INITIAL_ARGV+12, 0); |
631 |
|
632 |
/* |
633 |
* NetBSD and Ultrix expect the boot args to be like this: |
634 |
* |
635 |
* "boot" "bootdev" [args?] |
636 |
* |
637 |
* where bootdev is supposed to be "rz(0,0,0)netbsd" for |
638 |
* 3100/2100 (although that crashes Ultrix :-/), and |
639 |
* "5/rz0a/netbsd" for all others. The number '5' is the |
640 |
* slot number of the boot device. |
641 |
* |
642 |
* 'rz' for disks, 'tz' for tapes. |
643 |
* |
644 |
* TODO: Make this nicer. |
645 |
*/ |
646 |
{ |
647 |
char bootpath[200]; |
648 |
#if 0 |
649 |
if (machine->machine_subtype == MACHINE_DEC_PMAX_3100) |
650 |
strlcpy(bootpath, "rz(0,0,0)", sizeof(bootpath)); |
651 |
else |
652 |
#endif |
653 |
strlcpy(bootpath, "5/rz1/", sizeof(bootpath)); |
654 |
|
655 |
if (machine->bootdev_id < 0 || machine->force_netboot) { |
656 |
/* tftp boot: */ |
657 |
strlcpy(bootpath, "5/tftp/", sizeof(bootpath)); |
658 |
bootpath[0] = '0' + boot_net_boardnumber; |
659 |
} else { |
660 |
/* disk boot: */ |
661 |
bootpath[0] = '0' + boot_scsi_boardnumber; |
662 |
if (diskimage_is_a_tape(machine, machine->bootdev_id, |
663 |
machine->bootdev_type)) |
664 |
bootpath[2] = 't'; |
665 |
bootpath[4] = '0' + machine->bootdev_id; |
666 |
} |
667 |
|
668 |
init_bootpath = bootpath; |
669 |
} |
670 |
|
671 |
machine->bootarg = malloc(BOOTARG_BUFLEN); |
672 |
if (machine->bootarg == NULL) { |
673 |
fprintf(stderr, "out of memory\n"); |
674 |
exit(1); |
675 |
} |
676 |
strlcpy(machine->bootarg, init_bootpath, BOOTARG_BUFLEN); |
677 |
if (strlcat(machine->bootarg, machine->boot_kernel_filename, |
678 |
BOOTARG_BUFLEN) > BOOTARG_BUFLEN) { |
679 |
fprintf(stderr, "bootarg truncated?\n"); |
680 |
exit(1); |
681 |
} |
682 |
|
683 |
machine->bootstr = "boot"; |
684 |
|
685 |
store_string(cpu, DEC_PROM_INITIAL_ARGV+0x10, machine->bootstr); |
686 |
store_string(cpu, DEC_PROM_INITIAL_ARGV+0x70, machine->bootarg); |
687 |
store_string(cpu, DEC_PROM_INITIAL_ARGV+0xe0, |
688 |
machine->boot_string_argument); |
689 |
|
690 |
/* Decrease the nr of args, if there are no args :-) */ |
691 |
if (machine->boot_string_argument == NULL || |
692 |
machine->boot_string_argument[0] == '\0') |
693 |
cpu->cd.mips.gpr[MIPS_GPR_A0] --; |
694 |
|
695 |
if (machine->boot_string_argument[0] != '\0') { |
696 |
strlcat(machine->bootarg, " ", BOOTARG_BUFLEN); |
697 |
if (strlcat(machine->bootarg, machine->boot_string_argument, |
698 |
BOOTARG_BUFLEN) >= BOOTARG_BUFLEN) { |
699 |
fprintf(stderr, "bootstr truncated?\n"); |
700 |
exit(1); |
701 |
} |
702 |
} |
703 |
|
704 |
xx.a.common.next = (char *)&xx.b - (char *)&xx; |
705 |
xx.a.common.type = BTINFO_MAGIC; |
706 |
xx.a.magic = BOOTINFO_MAGIC; |
707 |
|
708 |
xx.b.common.next = (char *)&xx.c - (char *)&xx.b; |
709 |
xx.b.common.type = BTINFO_BOOTPATH; |
710 |
strlcpy(xx.b.bootpath, machine->bootstr, sizeof(xx.b.bootpath)); |
711 |
|
712 |
xx.c.common.next = 0; |
713 |
xx.c.common.type = BTINFO_SYMTAB; |
714 |
xx.c.nsym = 0; |
715 |
xx.c.ssym = 0; |
716 |
xx.c.esym = machine->file_loaded_end_addr; |
717 |
|
718 |
store_buf(cpu, BOOTINFO_ADDR, (char *)&xx, sizeof(xx)); |
719 |
|
720 |
/* |
721 |
* The system's memmap: (memmap is a global variable, in |
722 |
* dec_prom.h) |
723 |
*/ |
724 |
store_32bit_word_in_host(cpu, |
725 |
(unsigned char *)&memmap.pagesize, 4096); |
726 |
{ |
727 |
unsigned int i; |
728 |
for (i=0; i<sizeof(memmap.bitmap); i++) |
729 |
memmap.bitmap[i] = ((int)i * 4096*8 < |
730 |
1048576*machine->physical_ram_in_mb)? 0xff : 0x00; |
731 |
} |
732 |
store_buf(cpu, DEC_MEMMAP_ADDR, (char *)&memmap, sizeof(memmap)); |
733 |
|
734 |
/* Environment variables: */ |
735 |
addr = DEC_PROM_STRINGS; |
736 |
|
737 |
if (machine->use_x11 && machine->n_gfx_cards > 0) |
738 |
/* (0,3) Keyboard and Framebuffer */ |
739 |
add_environment_string(cpu, framebuffer_console_name, &addr); |
740 |
else |
741 |
/* Serial console */ |
742 |
add_environment_string(cpu, serial_console_name, &addr); |
743 |
|
744 |
/* |
745 |
* The KN5800 (SMP system) uses a CCA (console communications |
746 |
* area): (See VAX 6000 documentation for details.) |
747 |
*/ |
748 |
{ |
749 |
char tmps[300]; |
750 |
snprintf(tmps, sizeof(tmps), "cca=%x", |
751 |
(int)(DEC_DECCCA_BASEADDR + 0xa0000000ULL)); |
752 |
add_environment_string(cpu, tmps, &addr); |
753 |
} |
754 |
|
755 |
/* These are needed for Sprite to boot: */ |
756 |
{ |
757 |
char tmps[500]; |
758 |
|
759 |
snprintf(tmps, sizeof(tmps), "boot=%s", machine->bootarg); |
760 |
tmps[sizeof(tmps)-1] = '\0'; |
761 |
add_environment_string(cpu, tmps, &addr); |
762 |
|
763 |
snprintf(tmps, sizeof(tmps), "bitmap=0x%x", (uint32_t)(( |
764 |
DEC_MEMMAP_ADDR + sizeof(memmap.pagesize)) |
765 |
& 0xffffffffULL)); |
766 |
tmps[sizeof(tmps)-1] = '\0'; |
767 |
add_environment_string(cpu, tmps, &addr); |
768 |
|
769 |
snprintf(tmps, sizeof(tmps), "bitmaplen=0x%x", |
770 |
machine->physical_ram_in_mb * 1048576 / 4096 / 8); |
771 |
tmps[sizeof(tmps)-1] = '\0'; |
772 |
add_environment_string(cpu, tmps, &addr); |
773 |
} |
774 |
|
775 |
add_environment_string(cpu, "scsiid0=7", &addr); |
776 |
add_environment_string(cpu, "bootmode=a", &addr); |
777 |
add_environment_string(cpu, "testaction=q", &addr); |
778 |
add_environment_string(cpu, "haltaction=h", &addr); |
779 |
add_environment_string(cpu, "more=24", &addr); |
780 |
|
781 |
/* Used in at least Ultrix on the 5100: */ |
782 |
add_environment_string(cpu, "scsiid=7", &addr); |
783 |
add_environment_string(cpu, "baud0=9600", &addr); |
784 |
add_environment_string(cpu, "baud1=9600", &addr); |
785 |
add_environment_string(cpu, "baud2=9600", &addr); |
786 |
add_environment_string(cpu, "baud3=9600", &addr); |
787 |
add_environment_string(cpu, "iooption=0x1", &addr); |
788 |
|
789 |
/* The end: */ |
790 |
add_environment_string(cpu, "", &addr); |
791 |
} |
792 |
|
793 |
|
794 |
MACHINE_DEFAULT_CPU(pmax) |
795 |
{ |
796 |
if (machine->machine_subtype > 2) |
797 |
machine->cpu_name = strdup("R3000A"); |
798 |
|
799 |
if (machine->machine_subtype > 1 && machine->cpu_name == NULL) |
800 |
machine->cpu_name = strdup("R3000"); |
801 |
|
802 |
if (machine->cpu_name == NULL) |
803 |
machine->cpu_name = strdup("R2000"); |
804 |
} |
805 |
|
806 |
|
807 |
MACHINE_DEFAULT_RAM(pmax) |
808 |
{ |
809 |
switch (machine->machine_subtype) { |
810 |
case MACHINE_DEC_PMAX_3100: |
811 |
machine->physical_ram_in_mb = 24; |
812 |
break; |
813 |
case MACHINE_DEC_3MAX_5000: |
814 |
machine->physical_ram_in_mb = 64; |
815 |
break; |
816 |
default:machine->physical_ram_in_mb = 32; |
817 |
} |
818 |
} |
819 |
|
820 |
|
821 |
MACHINE_REGISTER(pmax) |
822 |
{ |
823 |
MR_DEFAULT(pmax, "DECstation/DECsystem", ARCH_MIPS, MACHINE_PMAX, 3, 9); |
824 |
|
825 |
me->aliases[0] = "decstation"; |
826 |
me->aliases[1] = "decsystem"; |
827 |
me->aliases[2] = "dec"; |
828 |
me->subtype[0] = machine_entry_subtype_new( |
829 |
"DECstation 3100 (PMAX)", MACHINE_DEC_PMAX_3100, 3); |
830 |
me->subtype[0]->aliases[0] = "pmax"; |
831 |
me->subtype[0]->aliases[1] = "3100"; |
832 |
me->subtype[0]->aliases[2] = "2100"; |
833 |
|
834 |
me->subtype[1] = machine_entry_subtype_new( |
835 |
"DECstation 5000/200 (3MAX)", MACHINE_DEC_3MAX_5000, 2); |
836 |
me->subtype[1]->aliases[0] = "3max"; |
837 |
me->subtype[1]->aliases[1] = "5000/200"; |
838 |
|
839 |
me->subtype[2] = machine_entry_subtype_new( |
840 |
"DECstation 5000/1xx (3MIN)", MACHINE_DEC_3MIN_5000, 2); |
841 |
me->subtype[2]->aliases[0] = "3min"; |
842 |
me->subtype[2]->aliases[1] = "5000/1xx"; |
843 |
|
844 |
me->subtype[3] = machine_entry_subtype_new( |
845 |
"DECstation 5000 (3MAXPLUS)", MACHINE_DEC_3MAXPLUS_5000, 2); |
846 |
me->subtype[3]->aliases[0] = "3maxplus"; |
847 |
me->subtype[3]->aliases[1] = "3max+"; |
848 |
|
849 |
me->subtype[4] = machine_entry_subtype_new( |
850 |
"DECsystem 58x0", MACHINE_DEC_5800, 2); |
851 |
me->subtype[4]->aliases[0] = "5800"; |
852 |
me->subtype[4]->aliases[1] = "58x0"; |
853 |
|
854 |
me->subtype[5] = machine_entry_subtype_new( |
855 |
"DECsystem 5400", MACHINE_DEC_5400, 1); |
856 |
me->subtype[5]->aliases[0] = "5400"; |
857 |
|
858 |
me->subtype[6] = machine_entry_subtype_new( |
859 |
"DECstation Maxine (5000)", MACHINE_DEC_MAXINE_5000, 1); |
860 |
me->subtype[6]->aliases[0] = "maxine"; |
861 |
|
862 |
me->subtype[7] = machine_entry_subtype_new( |
863 |
"DECsystem 5500", MACHINE_DEC_5500, 1); |
864 |
me->subtype[7]->aliases[0] = "5500"; |
865 |
|
866 |
me->subtype[8] = machine_entry_subtype_new( |
867 |
"DECstation MipsMate (5100)", MACHINE_DEC_MIPSMATE_5100, 2); |
868 |
me->subtype[8]->aliases[0] = "5100"; |
869 |
me->subtype[8]->aliases[1] = "mipsmate"; |
870 |
|
871 |
me->set_default_ram = machine_default_ram_pmax; |
872 |
|
873 |
machine_entry_add(me, ARCH_MIPS); |
874 |
} |
875 |
|