2007-09-17 01:08:06 +04:00
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/*
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2006-04-28 03:15:07 +04:00
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* ARM Versatile Platform/Application Baseboard System emulation.
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2006-04-09 05:32:52 +04:00
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*
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2007-04-06 20:49:48 +04:00
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* Copyright (c) 2005-2007 CodeSourcery.
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2006-04-09 05:32:52 +04:00
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* Written by Paul Brook
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*
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2011-06-26 06:21:35 +04:00
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* This code is licensed under the GPL.
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2006-04-09 05:32:52 +04:00
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*/
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2009-05-15 01:35:07 +04:00
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#include "sysbus.h"
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2007-11-17 20:14:51 +03:00
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#include "arm-misc.h"
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#include "devices.h"
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#include "net.h"
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#include "sysemu.h"
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#include "pci.h"
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2012-04-20 19:38:52 +04:00
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#include "i2c.h"
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2007-11-17 20:14:51 +03:00
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#include "boards.h"
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2010-08-24 19:22:24 +04:00
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#include "blockdev.h"
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2011-10-05 20:41:32 +04:00
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#include "exec-memory.h"
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2012-04-16 09:02:47 +04:00
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#include "flash.h"
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#define VERSATILE_FLASH_ADDR 0x34000000
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#define VERSATILE_FLASH_SIZE (64 * 1024 * 1024)
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#define VERSATILE_FLASH_SECT_SIZE (256 * 1024)
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2006-04-09 05:32:52 +04:00
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/* Primary interrupt controller. */
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typedef struct vpb_sic_state
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{
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2009-05-15 01:35:07 +04:00
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SysBusDevice busdev;
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2011-10-05 20:41:32 +04:00
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MemoryRegion iomem;
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2006-04-09 05:32:52 +04:00
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uint32_t level;
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uint32_t mask;
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uint32_t pic_enable;
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2009-05-15 01:35:07 +04:00
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qemu_irq parent[32];
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2006-04-09 05:32:52 +04:00
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int irq;
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} vpb_sic_state;
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2010-12-23 20:19:52 +03:00
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static const VMStateDescription vmstate_vpb_sic = {
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.name = "versatilepb_sic",
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.version_id = 1,
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.minimum_version_id = 1,
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.fields = (VMStateField[]) {
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VMSTATE_UINT32(level, vpb_sic_state),
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VMSTATE_UINT32(mask, vpb_sic_state),
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VMSTATE_UINT32(pic_enable, vpb_sic_state),
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VMSTATE_END_OF_LIST()
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}
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};
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2006-04-09 05:32:52 +04:00
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static void vpb_sic_update(vpb_sic_state *s)
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{
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uint32_t flags;
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flags = s->level & s->mask;
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2007-04-07 22:14:41 +04:00
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qemu_set_irq(s->parent[s->irq], flags != 0);
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2006-04-09 05:32:52 +04:00
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}
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static void vpb_sic_update_pic(vpb_sic_state *s)
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{
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int i;
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uint32_t mask;
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for (i = 21; i <= 30; i++) {
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mask = 1u << i;
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if (!(s->pic_enable & mask))
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continue;
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2007-04-07 22:14:41 +04:00
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qemu_set_irq(s->parent[i], (s->level & mask) != 0);
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2006-04-09 05:32:52 +04:00
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}
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}
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static void vpb_sic_set_irq(void *opaque, int irq, int level)
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{
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vpb_sic_state *s = (vpb_sic_state *)opaque;
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if (level)
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s->level |= 1u << irq;
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else
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s->level &= ~(1u << irq);
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if (s->pic_enable & (1u << irq))
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2007-04-07 22:14:41 +04:00
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qemu_set_irq(s->parent[irq], level);
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2006-04-09 05:32:52 +04:00
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vpb_sic_update(s);
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}
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2012-10-23 14:30:10 +04:00
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static uint64_t vpb_sic_read(void *opaque, hwaddr offset,
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2011-10-05 20:41:32 +04:00
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unsigned size)
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2006-04-09 05:32:52 +04:00
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{
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vpb_sic_state *s = (vpb_sic_state *)opaque;
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switch (offset >> 2) {
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case 0: /* STATUS */
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return s->level & s->mask;
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case 1: /* RAWSTAT */
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return s->level;
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case 2: /* ENABLE */
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return s->mask;
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case 4: /* SOFTINT */
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return s->level & 1;
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case 8: /* PICENABLE */
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return s->pic_enable;
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default:
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2006-09-23 21:40:58 +04:00
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printf ("vpb_sic_read: Bad register offset 0x%x\n", (int)offset);
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2006-04-09 05:32:52 +04:00
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return 0;
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}
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}
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2012-10-23 14:30:10 +04:00
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static void vpb_sic_write(void *opaque, hwaddr offset,
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2011-10-05 20:41:32 +04:00
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uint64_t value, unsigned size)
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2006-04-09 05:32:52 +04:00
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{
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vpb_sic_state *s = (vpb_sic_state *)opaque;
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switch (offset >> 2) {
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case 2: /* ENSET */
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s->mask |= value;
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break;
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case 3: /* ENCLR */
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s->mask &= ~value;
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break;
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case 4: /* SOFTINTSET */
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if (value)
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s->mask |= 1;
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break;
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case 5: /* SOFTINTCLR */
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if (value)
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s->mask &= ~1u;
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break;
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case 8: /* PICENSET */
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s->pic_enable |= (value & 0x7fe00000);
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vpb_sic_update_pic(s);
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break;
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case 9: /* PICENCLR */
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s->pic_enable &= ~value;
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vpb_sic_update_pic(s);
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break;
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default:
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2006-09-23 21:40:58 +04:00
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printf ("vpb_sic_write: Bad register offset 0x%x\n", (int)offset);
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2006-04-09 05:32:52 +04:00
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return;
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}
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vpb_sic_update(s);
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}
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2011-10-05 20:41:32 +04:00
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static const MemoryRegionOps vpb_sic_ops = {
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.read = vpb_sic_read,
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.write = vpb_sic_write,
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.endianness = DEVICE_NATIVE_ENDIAN,
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2006-04-09 05:32:52 +04:00
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};
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2009-08-14 12:36:05 +04:00
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static int vpb_sic_init(SysBusDevice *dev)
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2006-04-09 05:32:52 +04:00
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{
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2009-05-15 01:35:07 +04:00
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vpb_sic_state *s = FROM_SYSBUS(vpb_sic_state, dev);
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2009-05-15 01:35:07 +04:00
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int i;
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2006-04-09 05:32:52 +04:00
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2009-05-26 17:56:11 +04:00
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qdev_init_gpio_in(&dev->qdev, vpb_sic_set_irq, 32);
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2009-05-15 01:35:07 +04:00
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for (i = 0; i < 32; i++) {
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2009-05-15 01:35:07 +04:00
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sysbus_init_irq(dev, &s->parent[i]);
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2009-05-15 01:35:07 +04:00
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}
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2009-05-15 01:35:07 +04:00
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s->irq = 31;
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2011-10-05 20:41:32 +04:00
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memory_region_init_io(&s->iomem, &vpb_sic_ops, s, "vpb-sic", 0x1000);
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2011-11-27 13:38:10 +04:00
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sysbus_init_mmio(dev, &s->iomem);
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2009-08-14 12:36:05 +04:00
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return 0;
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2006-04-09 05:32:52 +04:00
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}
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/* Board init. */
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2006-04-28 03:15:07 +04:00
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/* The AB and PB boards both use the same core, just with different
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2012-08-10 23:56:46 +04:00
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peripherals and expansion busses. For now we emulate a subset of the
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2006-04-28 03:15:07 +04:00
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PB peripherals and just change the board ID. */
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2006-04-09 05:32:52 +04:00
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2008-04-15 00:27:51 +04:00
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static struct arm_boot_info versatile_binfo;
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2012-10-30 11:45:07 +04:00
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static void versatile_init(QEMUMachineInitArgs *args, int board_id)
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2006-04-09 05:32:52 +04:00
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{
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2012-05-14 04:04:38 +04:00
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ARMCPU *cpu;
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2011-10-05 20:41:32 +04:00
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MemoryRegion *sysmem = get_system_memory();
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MemoryRegion *ram = g_new(MemoryRegion, 1);
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2009-05-15 01:35:07 +04:00
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qemu_irq *cpu_pic;
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qemu_irq pic[32];
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2009-05-15 01:35:07 +04:00
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qemu_irq sic[32];
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2011-07-22 17:42:39 +04:00
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DeviceState *dev, *sysctl;
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2011-09-01 21:36:53 +04:00
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SysBusDevice *busdev;
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2011-10-28 13:55:37 +04:00
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DeviceState *pl041;
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2006-05-13 20:11:23 +04:00
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PCIBus *pci_bus;
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NICInfo *nd;
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2012-04-20 19:38:52 +04:00
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i2c_bus *i2c;
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2006-05-13 20:11:23 +04:00
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int n;
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int done_smc = 0;
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2012-04-16 09:02:47 +04:00
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DriveInfo *dinfo;
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2006-04-09 05:32:52 +04:00
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2012-10-30 11:45:07 +04:00
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if (!args->cpu_model) {
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args->cpu_model = "arm926";
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2012-05-14 04:04:38 +04:00
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}
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2012-10-30 11:45:07 +04:00
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cpu = cpu_arm_init(args->cpu_model);
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2012-05-14 04:04:38 +04:00
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if (!cpu) {
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2007-11-10 18:15:54 +03:00
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fprintf(stderr, "Unable to find CPU definition\n");
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exit(1);
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}
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2012-10-30 11:45:07 +04:00
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memory_region_init_ram(ram, "versatile.ram", args->ram_size);
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2011-12-20 17:59:12 +04:00
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vmstate_register_ram_global(ram);
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2008-06-03 23:51:57 +04:00
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/* ??? RAM should repeat to fill physical memory space. */
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2006-04-09 05:32:52 +04:00
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/* SDRAM at address zero. */
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2011-10-05 20:41:32 +04:00
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memory_region_add_subregion(sysmem, 0, ram);
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2006-04-09 05:32:52 +04:00
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2011-07-22 17:42:39 +04:00
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sysctl = qdev_create(NULL, "realview_sysctl");
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qdev_prop_set_uint32(sysctl, "sys_id", 0x41007004);
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qdev_prop_set_uint32(sysctl, "proc_id", 0x02000000);
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2012-02-09 10:11:16 +04:00
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qdev_init_nofail(sysctl);
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2011-07-22 17:42:39 +04:00
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sysbus_mmio_map(sysbus_from_qdev(sysctl), 0, 0x10000000);
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2012-05-14 06:21:52 +04:00
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cpu_pic = arm_pic_init_cpu(cpu);
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2009-05-15 01:35:07 +04:00
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dev = sysbus_create_varargs("pl190", 0x10140000,
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2012-10-05 00:49:43 +04:00
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cpu_pic[ARM_PIC_CPU_IRQ],
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cpu_pic[ARM_PIC_CPU_FIQ], NULL);
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2009-05-15 01:35:07 +04:00
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for (n = 0; n < 32; n++) {
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2009-05-26 17:56:11 +04:00
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pic[n] = qdev_get_gpio_in(dev, n);
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2009-05-15 01:35:07 +04:00
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}
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2009-05-15 01:35:07 +04:00
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dev = sysbus_create_simple("versatilepb_sic", 0x10003000, NULL);
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for (n = 0; n < 32; n++) {
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sysbus_connect_irq(sysbus_from_qdev(dev), n, pic[n]);
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2009-05-26 17:56:11 +04:00
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sic[n] = qdev_get_gpio_in(dev, n);
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2009-05-15 01:35:07 +04:00
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}
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2009-05-15 01:35:07 +04:00
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sysbus_create_simple("pl050_keyboard", 0x10006000, sic[3]);
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sysbus_create_simple("pl050_mouse", 0x10007000, sic[4]);
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2006-04-09 05:32:52 +04:00
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2011-09-01 21:36:53 +04:00
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dev = qdev_create(NULL, "versatile_pci");
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busdev = sysbus_from_qdev(dev);
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qdev_init_nofail(dev);
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sysbus_mmio_map(busdev, 0, 0x41000000); /* PCI self-config */
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sysbus_mmio_map(busdev, 1, 0x42000000); /* PCI config */
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sysbus_connect_irq(busdev, 0, sic[27]);
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sysbus_connect_irq(busdev, 1, sic[28]);
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sysbus_connect_irq(busdev, 2, sic[29]);
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sysbus_connect_irq(busdev, 3, sic[30]);
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2009-05-23 03:05:19 +04:00
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pci_bus = (PCIBus *)qdev_get_child_bus(dev, "pci");
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2009-05-15 01:35:08 +04:00
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2006-05-13 20:11:23 +04:00
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/* The Versatile PCI bridge does not provide access to PCI IO space,
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so many of the qemu PCI devices are not useable. */
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for(n = 0; n < nb_nics; n++) {
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nd = &nd_table[n];
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2009-01-13 22:39:36 +03:00
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2011-03-22 21:21:58 +03:00
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if (!done_smc && (!nd->model || strcmp(nd->model, "smc91c111") == 0)) {
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2007-04-07 22:14:41 +04:00
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smc91c111_init(nd, 0x10010000, sic[25]);
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2009-01-13 22:39:36 +03:00
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done_smc = 1;
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2006-04-09 05:32:52 +04:00
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} else {
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2009-09-25 05:53:51 +04:00
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pci_nic_init_nofail(nd, "rtl8139", NULL);
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2006-04-09 05:32:52 +04:00
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}
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}
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2012-09-02 23:25:28 +04:00
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if (usb_enabled(false)) {
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2012-03-07 18:06:32 +04:00
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pci_create_simple(pci_bus, -1, "pci-ohci");
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2006-05-21 20:30:15 +04:00
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}
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2009-05-15 01:35:07 +04:00
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n = drive_get_max_bus(IF_SCSI);
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while (n >= 0) {
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pci_create_simple(pci_bus, -1, "lsi53c895a");
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n--;
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2006-05-30 05:48:12 +04:00
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}
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2006-04-09 05:32:52 +04:00
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2009-05-15 01:35:07 +04:00
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sysbus_create_simple("pl011", 0x101f1000, pic[12]);
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sysbus_create_simple("pl011", 0x101f2000, pic[13]);
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sysbus_create_simple("pl011", 0x101f3000, pic[14]);
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sysbus_create_simple("pl011", 0x10009000, sic[6]);
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2006-04-09 05:32:52 +04:00
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2009-05-15 01:35:08 +04:00
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sysbus_create_simple("pl080", 0x10130000, pic[17]);
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2009-05-15 01:35:07 +04:00
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sysbus_create_simple("sp804", 0x101e2000, pic[4]);
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sysbus_create_simple("sp804", 0x101e3000, pic[5]);
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2006-04-09 05:32:52 +04:00
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2012-10-12 14:54:39 +04:00
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sysbus_create_simple("pl061", 0x101e4000, pic[6]);
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sysbus_create_simple("pl061", 0x101e5000, pic[7]);
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sysbus_create_simple("pl061", 0x101e6000, pic[8]);
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sysbus_create_simple("pl061", 0x101e7000, pic[9]);
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2006-04-09 05:32:52 +04:00
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/* The versatile/PB actually has a modified Color LCD controller
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that includes hardware cursor support from the PL111. */
|
2011-07-22 17:42:39 +04:00
|
|
|
dev = sysbus_create_simple("pl110_versatile", 0x10120000, pic[16]);
|
|
|
|
/* Wire up the mux control signals from the SYS_CLCD register */
|
|
|
|
qdev_connect_gpio_out(sysctl, 0, qdev_get_gpio_in(dev, 0));
|
2006-04-09 05:32:52 +04:00
|
|
|
|
2009-05-15 01:35:07 +04:00
|
|
|
sysbus_create_varargs("pl181", 0x10005000, sic[22], sic[1], NULL);
|
|
|
|
sysbus_create_varargs("pl181", 0x1000b000, sic[23], sic[2], NULL);
|
2007-04-06 20:49:48 +04:00
|
|
|
|
2007-06-30 21:32:17 +04:00
|
|
|
/* Add PL031 Real Time Clock. */
|
2009-05-15 01:35:07 +04:00
|
|
|
sysbus_create_simple("pl031", 0x101e8000, pic[10]);
|
2007-06-30 21:32:17 +04:00
|
|
|
|
2012-04-20 19:38:52 +04:00
|
|
|
dev = sysbus_create_simple("versatile_i2c", 0x10002000, NULL);
|
|
|
|
i2c = (i2c_bus *)qdev_get_child_bus(dev, "i2c");
|
|
|
|
i2c_create_slave(i2c, "ds1338", 0x68);
|
|
|
|
|
2011-10-28 13:55:37 +04:00
|
|
|
/* Add PL041 AACI Interface to the LM4549 codec */
|
|
|
|
pl041 = qdev_create(NULL, "pl041");
|
|
|
|
qdev_prop_set_uint32(pl041, "nc_fifo_depth", 512);
|
|
|
|
qdev_init_nofail(pl041);
|
|
|
|
sysbus_mmio_map(sysbus_from_qdev(pl041), 0, 0x10004000);
|
|
|
|
sysbus_connect_irq(sysbus_from_qdev(pl041), 0, sic[24]);
|
|
|
|
|
2006-04-28 03:15:07 +04:00
|
|
|
/* Memory map for Versatile/PB: */
|
2006-04-09 05:32:52 +04:00
|
|
|
/* 0x10000000 System registers. */
|
|
|
|
/* 0x10001000 PCI controller config registers. */
|
|
|
|
/* 0x10002000 Serial bus interface. */
|
|
|
|
/* 0x10003000 Secondary interrupt controller. */
|
|
|
|
/* 0x10004000 AACI (audio). */
|
2007-04-06 20:49:48 +04:00
|
|
|
/* 0x10005000 MMCI0. */
|
2006-04-09 05:32:52 +04:00
|
|
|
/* 0x10006000 KMI0 (keyboard). */
|
|
|
|
/* 0x10007000 KMI1 (mouse). */
|
|
|
|
/* 0x10008000 Character LCD Interface. */
|
|
|
|
/* 0x10009000 UART3. */
|
|
|
|
/* 0x1000a000 Smart card 1. */
|
2007-04-06 20:49:48 +04:00
|
|
|
/* 0x1000b000 MMCI1. */
|
2006-04-09 05:32:52 +04:00
|
|
|
/* 0x10010000 Ethernet. */
|
|
|
|
/* 0x10020000 USB. */
|
|
|
|
/* 0x10100000 SSMC. */
|
|
|
|
/* 0x10110000 MPMC. */
|
|
|
|
/* 0x10120000 CLCD Controller. */
|
|
|
|
/* 0x10130000 DMA Controller. */
|
|
|
|
/* 0x10140000 Vectored interrupt controller. */
|
|
|
|
/* 0x101d0000 AHB Monitor Interface. */
|
|
|
|
/* 0x101e0000 System Controller. */
|
|
|
|
/* 0x101e1000 Watchdog Interface. */
|
|
|
|
/* 0x101e2000 Timer 0/1. */
|
|
|
|
/* 0x101e3000 Timer 2/3. */
|
|
|
|
/* 0x101e4000 GPIO port 0. */
|
|
|
|
/* 0x101e5000 GPIO port 1. */
|
|
|
|
/* 0x101e6000 GPIO port 2. */
|
|
|
|
/* 0x101e7000 GPIO port 3. */
|
|
|
|
/* 0x101e8000 RTC. */
|
|
|
|
/* 0x101f0000 Smart card 0. */
|
|
|
|
/* 0x101f1000 UART0. */
|
|
|
|
/* 0x101f2000 UART1. */
|
|
|
|
/* 0x101f3000 UART2. */
|
|
|
|
/* 0x101f4000 SSPI. */
|
2012-04-16 09:02:47 +04:00
|
|
|
/* 0x34000000 NOR Flash */
|
|
|
|
|
|
|
|
dinfo = drive_get(IF_PFLASH, 0, 0);
|
|
|
|
if (!pflash_cfi01_register(VERSATILE_FLASH_ADDR, NULL, "versatile.flash",
|
|
|
|
VERSATILE_FLASH_SIZE, dinfo ? dinfo->bdrv : NULL,
|
|
|
|
VERSATILE_FLASH_SECT_SIZE,
|
|
|
|
VERSATILE_FLASH_SIZE / VERSATILE_FLASH_SECT_SIZE,
|
|
|
|
4, 0x0089, 0x0018, 0x0000, 0x0, 0)) {
|
|
|
|
fprintf(stderr, "qemu: Error registering flash memory.\n");
|
|
|
|
}
|
2006-04-09 05:32:52 +04:00
|
|
|
|
2012-10-30 11:45:07 +04:00
|
|
|
versatile_binfo.ram_size = args->ram_size;
|
|
|
|
versatile_binfo.kernel_filename = args->kernel_filename;
|
|
|
|
versatile_binfo.kernel_cmdline = args->kernel_cmdline;
|
|
|
|
versatile_binfo.initrd_filename = args->initrd_filename;
|
2008-04-15 00:27:51 +04:00
|
|
|
versatile_binfo.board_id = board_id;
|
2012-05-14 04:39:57 +04:00
|
|
|
arm_load_kernel(cpu, &versatile_binfo);
|
2006-04-28 03:15:07 +04:00
|
|
|
}
|
|
|
|
|
2012-10-16 00:22:02 +04:00
|
|
|
static void vpb_init(QEMUMachineInitArgs *args)
|
2006-04-28 03:15:07 +04:00
|
|
|
{
|
2012-10-30 11:45:07 +04:00
|
|
|
versatile_init(args, 0x183);
|
2006-04-28 03:15:07 +04:00
|
|
|
}
|
|
|
|
|
2012-10-16 00:22:02 +04:00
|
|
|
static void vab_init(QEMUMachineInitArgs *args)
|
2006-04-28 03:15:07 +04:00
|
|
|
{
|
2012-10-30 11:45:07 +04:00
|
|
|
versatile_init(args, 0x25e);
|
2006-04-09 05:32:52 +04:00
|
|
|
}
|
|
|
|
|
2009-05-21 03:38:09 +04:00
|
|
|
static QEMUMachine versatilepb_machine = {
|
2008-09-28 22:55:17 +04:00
|
|
|
.name = "versatilepb",
|
|
|
|
.desc = "ARM Versatile/PB (ARM926EJ-S)",
|
|
|
|
.init = vpb_init,
|
2012-11-20 18:30:34 +04:00
|
|
|
.block_default_type = IF_SCSI,
|
2006-04-09 05:32:52 +04:00
|
|
|
};
|
2006-04-28 03:15:07 +04:00
|
|
|
|
2009-05-21 03:38:09 +04:00
|
|
|
static QEMUMachine versatileab_machine = {
|
2008-09-28 22:55:17 +04:00
|
|
|
.name = "versatileab",
|
|
|
|
.desc = "ARM Versatile/AB (ARM926EJ-S)",
|
|
|
|
.init = vab_init,
|
2012-11-20 18:30:34 +04:00
|
|
|
.block_default_type = IF_SCSI,
|
2006-04-28 03:15:07 +04:00
|
|
|
};
|
2009-05-15 01:35:07 +04:00
|
|
|
|
2009-05-21 03:38:09 +04:00
|
|
|
static void versatile_machine_init(void)
|
|
|
|
{
|
|
|
|
qemu_register_machine(&versatilepb_machine);
|
|
|
|
qemu_register_machine(&versatileab_machine);
|
|
|
|
}
|
|
|
|
|
|
|
|
machine_init(versatile_machine_init);
|
|
|
|
|
2012-01-24 23:12:29 +04:00
|
|
|
static void vpb_sic_class_init(ObjectClass *klass, void *data)
|
|
|
|
{
|
2011-12-08 07:34:16 +04:00
|
|
|
DeviceClass *dc = DEVICE_CLASS(klass);
|
2012-01-24 23:12:29 +04:00
|
|
|
SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
|
|
|
|
|
|
|
|
k->init = vpb_sic_init;
|
2011-12-08 07:34:16 +04:00
|
|
|
dc->no_user = 1;
|
|
|
|
dc->vmsd = &vmstate_vpb_sic;
|
2012-01-24 23:12:29 +04:00
|
|
|
}
|
|
|
|
|
2011-12-08 07:34:16 +04:00
|
|
|
static TypeInfo vpb_sic_info = {
|
|
|
|
.name = "versatilepb_sic",
|
|
|
|
.parent = TYPE_SYS_BUS_DEVICE,
|
|
|
|
.instance_size = sizeof(vpb_sic_state),
|
|
|
|
.class_init = vpb_sic_class_init,
|
2010-12-23 20:19:52 +03:00
|
|
|
};
|
|
|
|
|
2012-02-09 18:20:55 +04:00
|
|
|
static void versatilepb_register_types(void)
|
2009-05-15 01:35:07 +04:00
|
|
|
{
|
2011-12-08 07:34:16 +04:00
|
|
|
type_register_static(&vpb_sic_info);
|
2009-05-15 01:35:07 +04:00
|
|
|
}
|
|
|
|
|
2012-02-09 18:20:55 +04:00
|
|
|
type_init(versatilepb_register_types)
|