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authorPeter Maydell <peter.maydell@linaro.org>2012-02-16 09:56:09 +0000
committerPeter Maydell <peter.maydell@linaro.org>2012-02-17 11:13:34 +0000
commit961f195e6c874de0473a23344be18d567d25dc39 (patch)
treeb3485395439527cc04e3152f2b8f887961d717a9 /hw/vexpress.c
parent96eacf641346bc1c432281575a265f6348a8f5c6 (diff)
hw/vexpress.c: Add vexpress-a15 machine
Add the vexpress-a15 machine, and the A-Series memory map it uses. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Andreas Färber <afaerber@suse.de>
Diffstat (limited to 'hw/vexpress.c')
-rw-r--r--hw/vexpress.c141
1 files changed, 141 insertions, 0 deletions
diff --git a/hw/vexpress.c b/hw/vexpress.c
index aae9d8170..b9aafec4c 100644
--- a/hw/vexpress.c
+++ b/hw/vexpress.c
@@ -103,6 +103,41 @@ static target_phys_addr_t motherboard_legacy_map[] = {
[VE_USB] = 0x4f000000,
};
+static target_phys_addr_t motherboard_aseries_map[] = {
+ /* CS0: 0x00000000 .. 0x0c000000 */
+ [VE_NORFLASH0] = 0x00000000,
+ [VE_NORFLASH0ALIAS] = 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;
@@ -218,6 +253,91 @@ static const VEDBoardInfo a9_daughterboard = {
.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;
+ CPUState *env = NULL;
+ 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 = 0x14000217;
+
+ for (n = 0; n < smp_cpus; n++) {
+ qemu_irq *irqp;
+ env = cpu_init(cpu_model);
+ if (!env) {
+ fprintf(stderr, "Unable to find CPU definition\n");
+ exit(1);
+ }
+ irqp = arm_pic_init_cpu(env);
+ cpu_irq[n] = irqp[ARM_PIC_CPU_IRQ];
+ }
+
+ if (ram_size > 0x80000000) {
+ fprintf(stderr, "vexpress-a15: cannot model more than 2GB 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 = sysbus_from_qdev(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,
ram_addr_t ram_size,
const char *boot_device,
@@ -333,6 +453,18 @@ static void vexpress_a9_init(ram_addr_t ram_size,
kernel_cmdline, initrd_filename, cpu_model);
}
+static void vexpress_a15_init(ram_addr_t ram_size,
+ const char *boot_device,
+ const char *kernel_filename,
+ const char *kernel_cmdline,
+ const char *initrd_filename,
+ const char *cpu_model)
+{
+ vexpress_common_init(&a15_daughterboard,
+ ram_size, boot_device, kernel_filename,
+ kernel_cmdline, initrd_filename, cpu_model);
+}
+
static QEMUMachine vexpress_a9_machine = {
.name = "vexpress-a9",
.desc = "ARM Versatile Express for Cortex-A9",
@@ -341,9 +473,18 @@ static QEMUMachine vexpress_a9_machine = {
.max_cpus = 4,
};
+static QEMUMachine vexpress_a15_machine = {
+ .name = "vexpress-a15",
+ .desc = "ARM Versatile Express for Cortex-A15",
+ .init = vexpress_a15_init,
+ .use_scsi = 1,
+ .max_cpus = 4,
+};
+
static void vexpress_machine_init(void)
{
qemu_register_machine(&vexpress_a9_machine);
+ qemu_register_machine(&vexpress_a15_machine);
}
machine_init(vexpress_machine_init);