hw: move boards and other isolated files to hw/ARCH

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

1 files changed, 500 insertions, 0 deletions

diff --git a/hw/arm/vexpress.c b/hw/arm/vexpress.c
new file mode 100644
index 0000000000..02922c38b3
--- /dev/null
+++ b/hw/arm/vexpress.c
@@ -0,0 +1,500 @@
+/*
+ * ARM Versatile Express emulation.
+ *
+ * Copyright (c) 2010 - 2011 B Labs Ltd.
+ * Copyright (c) 2011 Linaro Limited
+ * Written by Bahadir Balban, Amit Mahajan, Peter Maydell
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ *  Contributions after 2012-01-13 are licensed under the terms of the
+ *  GNU GPL, version 2 or (at your option) any later version.
+ */
+
+#include "hw/sysbus.h"
+#include "hw/arm-misc.h"
+#include "hw/primecell.h"
+#include "hw/devices.h"
+#include "net/net.h"
+#include "sysemu/sysemu.h"
+#include "hw/boards.h"
+#include "exec/address-spaces.h"
+#include "sysemu/blockdev.h"
+#include "hw/flash.h"
+
+#define VEXPRESS_BOARD_ID 0x8e0
+#define VEXPRESS_FLASH_SIZE (64 * 1024 * 1024)
+#define VEXPRESS_FLASH_SECT_SIZE (256 * 1024)
+
+static struct arm_boot_info vexpress_binfo;
+
+/* Address maps for peripherals:
+ * the Versatile Express motherboard has two possible maps,
+ * the "legacy" one (used for A9) and the "Cortex-A Series"
+ * map (used for newer cores).
+ * Individual daughterboards can also have different maps for
+ * their peripherals.
+ */
+
+enum {
+    VE_SYSREGS,
+    VE_SP810,
+    VE_SERIALPCI,
+    VE_PL041,
+    VE_MMCI,
+    VE_KMI0,
+    VE_KMI1,
+    VE_UART0,
+    VE_UART1,
+    VE_UART2,
+    VE_UART3,
+    VE_WDT,
+    VE_TIMER01,
+    VE_TIMER23,
+    VE_SERIALDVI,
+    VE_RTC,
+    VE_COMPACTFLASH,
+    VE_CLCD,
+    VE_NORFLASH0,
+    VE_NORFLASH1,
+    VE_SRAM,
+    VE_VIDEORAM,
+    VE_ETHERNET,
+    VE_USB,
+    VE_DAPROM,
+};
+
+static hwaddr motherboard_legacy_map[] = {
+    /* CS7: 0x10000000 .. 0x10020000 */
+    [VE_SYSREGS] = 0x10000000,
+    [VE_SP810] = 0x10001000,
+    [VE_SERIALPCI] = 0x10002000,
+    [VE_PL041] = 0x10004000,
+    [VE_MMCI] = 0x10005000,
+    [VE_KMI0] = 0x10006000,
+    [VE_KMI1] = 0x10007000,
+    [VE_UART0] = 0x10009000,
+    [VE_UART1] = 0x1000a000,
+    [VE_UART2] = 0x1000b000,
+    [VE_UART3] = 0x1000c000,
+    [VE_WDT] = 0x1000f000,
+    [VE_TIMER01] = 0x10011000,
+    [VE_TIMER23] = 0x10012000,
+    [VE_SERIALDVI] = 0x10016000,
+    [VE_RTC] = 0x10017000,
+    [VE_COMPACTFLASH] = 0x1001a000,
+    [VE_CLCD] = 0x1001f000,
+    /* CS0: 0x40000000 .. 0x44000000 */
+    [VE_NORFLASH0] = 0x40000000,
+    /* CS1: 0x44000000 .. 0x48000000 */
+    [VE_NORFLASH1] = 0x44000000,
+    /* CS2: 0x48000000 .. 0x4a000000 */
+    [VE_SRAM] = 0x48000000,
+    /* CS3: 0x4c000000 .. 0x50000000 */
+    [VE_VIDEORAM] = 0x4c000000,
+    [VE_ETHERNET] = 0x4e000000,
+    [VE_USB] = 0x4f000000,
+};
+
+static hwaddr motherboard_aseries_map[] = {
+    /* CS0: 0x08000000 .. 0x0c000000 */
+    [VE_NORFLASH0] = 0x08000000,
+    /* CS4: 0x0c000000 .. 0x10000000 */
+    [VE_NORFLASH1] = 0x0c000000,
+    /* CS5: 0x10000000 .. 0x14000000 */
+    /* CS1: 0x14000000 .. 0x18000000 */
+    [VE_SRAM] = 0x14000000,
+    /* CS2: 0x18000000 .. 0x1c000000 */
+    [VE_VIDEORAM] = 0x18000000,
+    [VE_ETHERNET] = 0x1a000000,
+    [VE_USB] = 0x1b000000,
+    /* CS3: 0x1c000000 .. 0x20000000 */
+    [VE_DAPROM] = 0x1c000000,
+    [VE_SYSREGS] = 0x1c010000,
+    [VE_SP810] = 0x1c020000,
+    [VE_SERIALPCI] = 0x1c030000,
+    [VE_PL041] = 0x1c040000,
+    [VE_MMCI] = 0x1c050000,
+    [VE_KMI0] = 0x1c060000,
+    [VE_KMI1] = 0x1c070000,
+    [VE_UART0] = 0x1c090000,
+    [VE_UART1] = 0x1c0a0000,
+    [VE_UART2] = 0x1c0b0000,
+    [VE_UART3] = 0x1c0c0000,
+    [VE_WDT] = 0x1c0f0000,
+    [VE_TIMER01] = 0x1c110000,
+    [VE_TIMER23] = 0x1c120000,
+    [VE_SERIALDVI] = 0x1c160000,
+    [VE_RTC] = 0x1c170000,
+    [VE_COMPACTFLASH] = 0x1c1a0000,
+    [VE_CLCD] = 0x1c1f0000,
+};
+
+/* Structure defining the peculiarities of a specific daughterboard */
+
+typedef struct VEDBoardInfo VEDBoardInfo;
+
+typedef void DBoardInitFn(const VEDBoardInfo *daughterboard,
+                          ram_addr_t ram_size,
+                          const char *cpu_model,
+                          qemu_irq *pic, uint32_t *proc_id);
+
+struct VEDBoardInfo {
+    const hwaddr *motherboard_map;
+    hwaddr loader_start;
+    const hwaddr gic_cpu_if_addr;
+    DBoardInitFn *init;
+};
+
+static void a9_daughterboard_init(const VEDBoardInfo *daughterboard,
+                                  ram_addr_t ram_size,
+                                  const char *cpu_model,
+                                  qemu_irq *pic, uint32_t *proc_id)
+{
+    MemoryRegion *sysmem = get_system_memory();
+    MemoryRegion *ram = g_new(MemoryRegion, 1);
+    MemoryRegion *lowram = g_new(MemoryRegion, 1);
+    DeviceState *dev;
+    SysBusDevice *busdev;
+    qemu_irq *irqp;
+    int n;
+    qemu_irq cpu_irq[4];
+    ram_addr_t low_ram_size;
+
+    if (!cpu_model) {
+        cpu_model = "cortex-a9";
+    }
+
+    *proc_id = 0x0c000191;
+
+    for (n = 0; n < smp_cpus; n++) {
+        ARMCPU *cpu = cpu_arm_init(cpu_model);
+        if (!cpu) {
+            fprintf(stderr, "Unable to find CPU definition\n");
+            exit(1);
+        }
+        irqp = arm_pic_init_cpu(cpu);
+        cpu_irq[n] = irqp[ARM_PIC_CPU_IRQ];
+    }
+
+    if (ram_size > 0x40000000) {
+        /* 1GB is the maximum the address space permits */
+        fprintf(stderr, "vexpress-a9: cannot model more than 1GB RAM\n");
+        exit(1);
+    }
+
+    memory_region_init_ram(ram, "vexpress.highmem", ram_size);
+    vmstate_register_ram_global(ram);
+    low_ram_size = ram_size;
+    if (low_ram_size > 0x4000000) {
+        low_ram_size = 0x4000000;
+    }
+    /* RAM is from 0x60000000 upwards. The bottom 64MB of the
+     * address space should in theory be remappable to various
+     * things including ROM or RAM; we always map the RAM there.
+     */
+    memory_region_init_alias(lowram, "vexpress.lowmem", ram, 0, low_ram_size);
+    memory_region_add_subregion(sysmem, 0x0, lowram);
+    memory_region_add_subregion(sysmem, 0x60000000, ram);
+
+    /* 0x1e000000 A9MPCore (SCU) private memory region */
+    dev = qdev_create(NULL, "a9mpcore_priv");
+    qdev_prop_set_uint32(dev, "num-cpu", smp_cpus);
+    qdev_init_nofail(dev);
+    busdev = SYS_BUS_DEVICE(dev);
+    sysbus_mmio_map(busdev, 0, 0x1e000000);
+    for (n = 0; n < smp_cpus; n++) {
+        sysbus_connect_irq(busdev, n, cpu_irq[n]);
+    }
+    /* Interrupts [42:0] are from the motherboard;
+     * [47:43] are reserved; [63:48] are daughterboard
+     * peripherals. Note that some documentation numbers
+     * external interrupts starting from 32 (because the
+     * A9MP has internal interrupts 0..31).
+     */
+    for (n = 0; n < 64; n++) {
+        pic[n] = qdev_get_gpio_in(dev, n);
+    }
+
+    /* Daughterboard peripherals : 0x10020000 .. 0x20000000 */
+
+    /* 0x10020000 PL111 CLCD (daughterboard) */
+    sysbus_create_simple("pl111", 0x10020000, pic[44]);
+
+    /* 0x10060000 AXI RAM */
+    /* 0x100e0000 PL341 Dynamic Memory Controller */
+    /* 0x100e1000 PL354 Static Memory Controller */
+    /* 0x100e2000 System Configuration Controller */
+
+    sysbus_create_simple("sp804", 0x100e4000, pic[48]);
+    /* 0x100e5000 SP805 Watchdog module */
+    /* 0x100e6000 BP147 TrustZone Protection Controller */
+    /* 0x100e9000 PL301 'Fast' AXI matrix */
+    /* 0x100ea000 PL301 'Slow' AXI matrix */
+    /* 0x100ec000 TrustZone Address Space Controller */
+    /* 0x10200000 CoreSight debug APB */
+    /* 0x1e00a000 PL310 L2 Cache Controller */
+    sysbus_create_varargs("l2x0", 0x1e00a000, NULL);
+}
+
+static const VEDBoardInfo a9_daughterboard = {
+    .motherboard_map = motherboard_legacy_map,
+    .loader_start = 0x60000000,
+    .gic_cpu_if_addr = 0x1e000100,
+    .init = a9_daughterboard_init,
+};
+
+static void a15_daughterboard_init(const VEDBoardInfo *daughterboard,
+                                   ram_addr_t ram_size,
+                                   const char *cpu_model,
+                                   qemu_irq *pic, uint32_t *proc_id)
+{
+    int n;
+    MemoryRegion *sysmem = get_system_memory();
+    MemoryRegion *ram = g_new(MemoryRegion, 1);
+    MemoryRegion *sram = g_new(MemoryRegion, 1);
+    qemu_irq cpu_irq[4];
+    DeviceState *dev;
+    SysBusDevice *busdev;
+
+    if (!cpu_model) {
+        cpu_model = "cortex-a15";
+    }
+
+    *proc_id = 0x14000237;
+
+    for (n = 0; n < smp_cpus; n++) {
+        ARMCPU *cpu;
+        qemu_irq *irqp;
+
+        cpu = cpu_arm_init(cpu_model);
+        if (!cpu) {
+            fprintf(stderr, "Unable to find CPU definition\n");
+            exit(1);
+        }
+        irqp = arm_pic_init_cpu(cpu);
+        cpu_irq[n] = irqp[ARM_PIC_CPU_IRQ];
+    }
+
+    {
+        /* We have to use a separate 64 bit variable here to avoid the gcc
+         * "comparison is always false due to limited range of data type"
+         * warning if we are on a host where ram_addr_t is 32 bits.
+         */
+        uint64_t rsz = ram_size;
+        if (rsz > (30ULL * 1024 * 1024 * 1024)) {
+            fprintf(stderr, "vexpress-a15: cannot model more than 30GB RAM\n");
+            exit(1);
+        }
+    }
+
+    memory_region_init_ram(ram, "vexpress.highmem", ram_size);
+    vmstate_register_ram_global(ram);
+    /* RAM is from 0x80000000 upwards; there is no low-memory alias for it. */
+    memory_region_add_subregion(sysmem, 0x80000000, ram);
+
+    /* 0x2c000000 A15MPCore private memory region (GIC) */
+    dev = qdev_create(NULL, "a15mpcore_priv");
+    qdev_prop_set_uint32(dev, "num-cpu", smp_cpus);
+    qdev_init_nofail(dev);
+    busdev = SYS_BUS_DEVICE(dev);
+    sysbus_mmio_map(busdev, 0, 0x2c000000);
+    for (n = 0; n < smp_cpus; n++) {
+        sysbus_connect_irq(busdev, n, cpu_irq[n]);
+    }
+    /* Interrupts [42:0] are from the motherboard;
+     * [47:43] are reserved; [63:48] are daughterboard
+     * peripherals. Note that some documentation numbers
+     * external interrupts starting from 32 (because there
+     * are internal interrupts 0..31).
+     */
+    for (n = 0; n < 64; n++) {
+        pic[n] = qdev_get_gpio_in(dev, n);
+    }
+
+    /* A15 daughterboard peripherals: */
+
+    /* 0x20000000: CoreSight interfaces: not modelled */
+    /* 0x2a000000: PL301 AXI interconnect: not modelled */
+    /* 0x2a420000: SCC: not modelled */
+    /* 0x2a430000: system counter: not modelled */
+    /* 0x2b000000: HDLCD controller: not modelled */
+    /* 0x2b060000: SP805 watchdog: not modelled */
+    /* 0x2b0a0000: PL341 dynamic memory controller: not modelled */
+    /* 0x2e000000: system SRAM */
+    memory_region_init_ram(sram, "vexpress.a15sram", 0x10000);
+    vmstate_register_ram_global(sram);
+    memory_region_add_subregion(sysmem, 0x2e000000, sram);
+
+    /* 0x7ffb0000: DMA330 DMA controller: not modelled */
+    /* 0x7ffd0000: PL354 static memory controller: not modelled */
+}
+
+static const VEDBoardInfo a15_daughterboard = {
+    .motherboard_map = motherboard_aseries_map,
+    .loader_start = 0x80000000,
+    .gic_cpu_if_addr = 0x2c002000,
+    .init = a15_daughterboard_init,
+};
+
+static void vexpress_common_init(const VEDBoardInfo *daughterboard,
+                                 QEMUMachineInitArgs *args)
+{
+    DeviceState *dev, *sysctl, *pl041;
+    qemu_irq pic[64];
+    uint32_t proc_id;
+    uint32_t sys_id;
+    DriveInfo *dinfo;
+    ram_addr_t vram_size, sram_size;
+    MemoryRegion *sysmem = get_system_memory();
+    MemoryRegion *vram = g_new(MemoryRegion, 1);
+    MemoryRegion *sram = g_new(MemoryRegion, 1);
+    const hwaddr *map = daughterboard->motherboard_map;
+
+    daughterboard->init(daughterboard, args->ram_size, args->cpu_model,
+                        pic, &proc_id);
+
+    /* Motherboard peripherals: the wiring is the same but the
+     * addresses vary between the legacy and A-Series memory maps.
+     */
+
+    sys_id = 0x1190f500;
+
+    sysctl = qdev_create(NULL, "realview_sysctl");
+    qdev_prop_set_uint32(sysctl, "sys_id", sys_id);
+    qdev_prop_set_uint32(sysctl, "proc_id", proc_id);
+    qdev_init_nofail(sysctl);
+    sysbus_mmio_map(SYS_BUS_DEVICE(sysctl), 0, map[VE_SYSREGS]);
+
+    /* VE_SP810: not modelled */
+    /* VE_SERIALPCI: not modelled */
+
+    pl041 = qdev_create(NULL, "pl041");
+    qdev_prop_set_uint32(pl041, "nc_fifo_depth", 512);
+    qdev_init_nofail(pl041);
+    sysbus_mmio_map(SYS_BUS_DEVICE(pl041), 0, map[VE_PL041]);
+    sysbus_connect_irq(SYS_BUS_DEVICE(pl041), 0, pic[11]);
+
+    dev = sysbus_create_varargs("pl181", map[VE_MMCI], pic[9], pic[10], NULL);
+    /* Wire up MMC card detect and read-only signals */
+    qdev_connect_gpio_out(dev, 0,
+                          qdev_get_gpio_in(sysctl, ARM_SYSCTL_GPIO_MMC_WPROT));
+    qdev_connect_gpio_out(dev, 1,
+                          qdev_get_gpio_in(sysctl, ARM_SYSCTL_GPIO_MMC_CARDIN));
+
+    sysbus_create_simple("pl050_keyboard", map[VE_KMI0], pic[12]);
+    sysbus_create_simple("pl050_mouse", map[VE_KMI1], pic[13]);
+
+    sysbus_create_simple("pl011", map[VE_UART0], pic[5]);
+    sysbus_create_simple("pl011", map[VE_UART1], pic[6]);
+    sysbus_create_simple("pl011", map[VE_UART2], pic[7]);
+    sysbus_create_simple("pl011", map[VE_UART3], pic[8]);
+
+    sysbus_create_simple("sp804", map[VE_TIMER01], pic[2]);
+    sysbus_create_simple("sp804", map[VE_TIMER23], pic[3]);
+
+    /* VE_SERIALDVI: not modelled */
+
+    sysbus_create_simple("pl031", map[VE_RTC], pic[4]); /* RTC */
+
+    /* VE_COMPACTFLASH: not modelled */
+
+    sysbus_create_simple("pl111", map[VE_CLCD], pic[14]);
+
+    dinfo = drive_get_next(IF_PFLASH);
+    if (!pflash_cfi01_register(map[VE_NORFLASH0], NULL, "vexpress.flash0",
+            VEXPRESS_FLASH_SIZE, dinfo ? dinfo->bdrv : NULL,
+            VEXPRESS_FLASH_SECT_SIZE,
+            VEXPRESS_FLASH_SIZE / VEXPRESS_FLASH_SECT_SIZE, 4,
+            0x00, 0x89, 0x00, 0x18, 0)) {
+        fprintf(stderr, "vexpress: error registering flash 0.\n");
+        exit(1);
+    }
+
+    dinfo = drive_get_next(IF_PFLASH);
+    if (!pflash_cfi01_register(map[VE_NORFLASH1], NULL, "vexpress.flash1",
+            VEXPRESS_FLASH_SIZE, dinfo ? dinfo->bdrv : NULL,
+            VEXPRESS_FLASH_SECT_SIZE,
+            VEXPRESS_FLASH_SIZE / VEXPRESS_FLASH_SECT_SIZE, 4,
+            0x00, 0x89, 0x00, 0x18, 0)) {
+        fprintf(stderr, "vexpress: error registering flash 1.\n");
+        exit(1);
+    }
+
+    sram_size = 0x2000000;
+    memory_region_init_ram(sram, "vexpress.sram", sram_size);
+    vmstate_register_ram_global(sram);
+    memory_region_add_subregion(sysmem, map[VE_SRAM], sram);
+
+    vram_size = 0x800000;
+    memory_region_init_ram(vram, "vexpress.vram", vram_size);
+    vmstate_register_ram_global(vram);
+    memory_region_add_subregion(sysmem, map[VE_VIDEORAM], vram);
+
+    /* 0x4e000000 LAN9118 Ethernet */
+    if (nd_table[0].used) {
+        lan9118_init(&nd_table[0], map[VE_ETHERNET], pic[15]);
+    }
+
+    /* VE_USB: not modelled */
+
+    /* VE_DAPROM: not modelled */
+
+    vexpress_binfo.ram_size = args->ram_size;
+    vexpress_binfo.kernel_filename = args->kernel_filename;
+    vexpress_binfo.kernel_cmdline = args->kernel_cmdline;
+    vexpress_binfo.initrd_filename = args->initrd_filename;
+    vexpress_binfo.nb_cpus = smp_cpus;
+    vexpress_binfo.board_id = VEXPRESS_BOARD_ID;
+    vexpress_binfo.loader_start = daughterboard->loader_start;
+    vexpress_binfo.smp_loader_start = map[VE_SRAM];
+    vexpress_binfo.smp_bootreg_addr = map[VE_SYSREGS] + 0x30;
+    vexpress_binfo.gic_cpu_if_addr = daughterboard->gic_cpu_if_addr;
+    arm_load_kernel(arm_env_get_cpu(first_cpu), &vexpress_binfo);
+}
+
+static void vexpress_a9_init(QEMUMachineInitArgs *args)
+{
+    vexpress_common_init(&a9_daughterboard, args);
+}
+
+static void vexpress_a15_init(QEMUMachineInitArgs *args)
+{
+    vexpress_common_init(&a15_daughterboard, args);
+}
+
+static QEMUMachine vexpress_a9_machine = {
+    .name = "vexpress-a9",
+    .desc = "ARM Versatile Express for Cortex-A9",
+    .init = vexpress_a9_init,
+    .block_default_type = IF_SCSI,
+    .max_cpus = 4,
+    DEFAULT_MACHINE_OPTIONS,
+};
+
+static QEMUMachine vexpress_a15_machine = {
+    .name = "vexpress-a15",
+    .desc = "ARM Versatile Express for Cortex-A15",
+    .init = vexpress_a15_init,
+    .block_default_type = IF_SCSI,
+    .max_cpus = 4,
+    DEFAULT_MACHINE_OPTIONS,
+};
+
+static void vexpress_machine_init(void)
+{
+    qemu_register_machine(&vexpress_a9_machine);
+    qemu_register_machine(&vexpress_a15_machine);
+}
+
+machine_init(vexpress_machine_init);