From 6dbdf4ec3332dd976ce2b45a431909dedc31bcae Mon Sep 17 00:00:00 2001 From: Peter Maydell Date: Mon, 17 Jul 2017 13:36:08 +0100 Subject: [PATCH] hw/arm/mps2: Add SCC MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add the SCC to the MPS2 board models. Signed-off-by: Peter Maydell Reviewed-by: Philippe Mathieu-Daudé Message-id: 1500029487-14822-8-git-send-email-peter.maydell@linaro.org --- hw/arm/mps2.c | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) diff --git a/hw/arm/mps2.c b/hw/arm/mps2.c index 412181614b..80ee79eede 100644 --- a/hw/arm/mps2.c +++ b/hw/arm/mps2.c @@ -34,6 +34,7 @@ #include "hw/misc/unimp.h" #include "hw/char/cmsdk-apb-uart.h" #include "hw/timer/cmsdk-apb-timer.h" +#include "hw/misc/mps2-scc.h" typedef enum MPS2FPGAType { FPGA_AN385, @@ -44,6 +45,7 @@ typedef struct { MachineClass parent; MPS2FPGAType fpga_type; const char *cpu_model; + uint32_t scc_id; } MPS2MachineClass; typedef struct { @@ -60,6 +62,7 @@ typedef struct { MemoryRegion blockram_m2; MemoryRegion blockram_m3; MemoryRegion sram; + MPS2SCC scc; } MPS2MachineState; #define TYPE_MPS2_MACHINE "mps2" @@ -102,7 +105,7 @@ static void mps2_common_init(MachineState *machine) MPS2MachineState *mms = MPS2_MACHINE(machine); MPS2MachineClass *mmc = MPS2_MACHINE_GET_CLASS(machine); MemoryRegion *system_memory = get_system_memory(); - DeviceState *armv7m; + DeviceState *armv7m, *sccdev; if (!machine->cpu_model) { machine->cpu_model = mmc->cpu_model; @@ -297,6 +300,16 @@ static void mps2_common_init(MachineState *machine) cmsdk_apb_timer_create(0x40000000, qdev_get_gpio_in(armv7m, 8), SYSCLK_FRQ); cmsdk_apb_timer_create(0x40001000, qdev_get_gpio_in(armv7m, 9), SYSCLK_FRQ); + object_initialize(&mms->scc, sizeof(mms->scc), TYPE_MPS2_SCC); + sccdev = DEVICE(&mms->scc); + qdev_set_parent_bus(armv7m, sysbus_get_default()); + qdev_prop_set_uint32(sccdev, "scc-cfg4", 0x2); + qdev_prop_set_uint32(sccdev, "scc-aid", 0x02000008); + qdev_prop_set_uint32(sccdev, "scc-id", mmc->scc_id); + object_property_set_bool(OBJECT(&mms->scc), true, "realized", + &error_fatal); + sysbus_mmio_map(SYS_BUS_DEVICE(sccdev), 0, 0x4002f000); + system_clock_scale = NANOSECONDS_PER_SECOND / SYSCLK_FRQ; armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename, @@ -319,6 +332,7 @@ static void mps2_an385_class_init(ObjectClass *oc, void *data) mc->desc = "ARM MPS2 with AN385 FPGA image for Cortex-M3"; mmc->fpga_type = FPGA_AN385; mmc->cpu_model = "cortex-m3"; + mmc->scc_id = 0x41040000 | (385 << 4); } static void mps2_an511_class_init(ObjectClass *oc, void *data) @@ -329,6 +343,7 @@ static void mps2_an511_class_init(ObjectClass *oc, void *data) mc->desc = "ARM MPS2 with AN511 DesignStart FPGA image for Cortex-M3"; mmc->fpga_type = FPGA_AN511; mmc->cpu_model = "cortex-m3"; + mmc->scc_id = 0x4104000 | (511 << 4); } static const TypeInfo mps2_info = {