hw/arm/mps2: Add SCC
Add the SCC to the MPS2 board models. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-id: 1500029487-14822-8-git-send-email-peter.maydell@linaro.org
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@ -34,6 +34,7 @@
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#include "hw/misc/unimp.h"
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#include "hw/char/cmsdk-apb-uart.h"
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#include "hw/timer/cmsdk-apb-timer.h"
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#include "hw/misc/mps2-scc.h"
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typedef enum MPS2FPGAType {
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FPGA_AN385,
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@ -44,6 +45,7 @@ typedef struct {
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MachineClass parent;
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MPS2FPGAType fpga_type;
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const char *cpu_model;
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uint32_t scc_id;
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} MPS2MachineClass;
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typedef struct {
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@ -60,6 +62,7 @@ typedef struct {
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MemoryRegion blockram_m2;
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MemoryRegion blockram_m3;
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MemoryRegion sram;
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MPS2SCC scc;
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} MPS2MachineState;
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#define TYPE_MPS2_MACHINE "mps2"
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@ -102,7 +105,7 @@ static void mps2_common_init(MachineState *machine)
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MPS2MachineState *mms = MPS2_MACHINE(machine);
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MPS2MachineClass *mmc = MPS2_MACHINE_GET_CLASS(machine);
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MemoryRegion *system_memory = get_system_memory();
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DeviceState *armv7m;
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DeviceState *armv7m, *sccdev;
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if (!machine->cpu_model) {
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machine->cpu_model = mmc->cpu_model;
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@ -297,6 +300,16 @@ static void mps2_common_init(MachineState *machine)
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cmsdk_apb_timer_create(0x40000000, qdev_get_gpio_in(armv7m, 8), SYSCLK_FRQ);
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cmsdk_apb_timer_create(0x40001000, qdev_get_gpio_in(armv7m, 9), SYSCLK_FRQ);
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object_initialize(&mms->scc, sizeof(mms->scc), TYPE_MPS2_SCC);
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sccdev = DEVICE(&mms->scc);
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qdev_set_parent_bus(armv7m, sysbus_get_default());
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qdev_prop_set_uint32(sccdev, "scc-cfg4", 0x2);
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qdev_prop_set_uint32(sccdev, "scc-aid", 0x02000008);
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qdev_prop_set_uint32(sccdev, "scc-id", mmc->scc_id);
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object_property_set_bool(OBJECT(&mms->scc), true, "realized",
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&error_fatal);
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sysbus_mmio_map(SYS_BUS_DEVICE(sccdev), 0, 0x4002f000);
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system_clock_scale = NANOSECONDS_PER_SECOND / SYSCLK_FRQ;
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armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename,
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@ -319,6 +332,7 @@ static void mps2_an385_class_init(ObjectClass *oc, void *data)
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mc->desc = "ARM MPS2 with AN385 FPGA image for Cortex-M3";
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mmc->fpga_type = FPGA_AN385;
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mmc->cpu_model = "cortex-m3";
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mmc->scc_id = 0x41040000 | (385 << 4);
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}
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static void mps2_an511_class_init(ObjectClass *oc, void *data)
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@ -329,6 +343,7 @@ static void mps2_an511_class_init(ObjectClass *oc, void *data)
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mc->desc = "ARM MPS2 with AN511 DesignStart FPGA image for Cortex-M3";
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mmc->fpga_type = FPGA_AN511;
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mmc->cpu_model = "cortex-m3";
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mmc->scc_id = 0x4104000 | (511 << 4);
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}
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static const TypeInfo mps2_info = {
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