@@ -8,3 +8,4 @@ include ../arm-softmmu/default.mak
# CONFIG_XLNX_ZYNQMP_ARM=n
# CONFIG_XLNX_VERSAL=n
# CONFIG_SBSA_REF=n
+CONFIG_NPCM8XX=y
@@ -481,6 +481,17 @@ config NPCM7XX
select PCA954X
select USB_OHCI_SYSBUS
+config NPCM8XX
+ bool
+ select ARM_GIC
+ select SMBUS
+ select PL310 # cache controller
+ select NPCM7XX
+ select SERIAL
+ select SSI
+ select UNIMP
+
+
config FSL_IMX25
bool
default y
@@ -12,6 +12,7 @@ arm_ss.add(when: 'CONFIG_MUSICPAL', if_true: files('musicpal.c'))
arm_ss.add(when: 'CONFIG_NETDUINOPLUS2', if_true: files('netduinoplus2.c'))
arm_ss.add(when: 'CONFIG_OLIMEX_STM32_H405', if_true: files('olimex-stm32-h405.c'))
arm_ss.add(when: 'CONFIG_NPCM7XX', if_true: files('npcm7xx.c', 'npcm7xx_boards.c'))
+arm_ss.add(when: 'CONFIG_NPCM8XX', if_true: files('npcm8xx.c'))
arm_ss.add(when: 'CONFIG_REALVIEW', if_true: files('realview.c'))
arm_ss.add(when: 'CONFIG_SBSA_REF', if_true: files('sbsa-ref.c'))
arm_ss.add(when: 'CONFIG_STELLARIS', if_true: files('stellaris.c'))
new file mode 100644
@@ -0,0 +1,810 @@
+/*
+ * Nuvoton NPCM8xx SoC family.
+ *
+ * Copyright 2022 Google LLC
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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.
+ */
+
+#include "qemu/osdep.h"
+
+#include "hw/arm/boot.h"
+#include "hw/arm/npcm8xx.h"
+#include "hw/char/serial-mm.h"
+#include "hw/intc/arm_gic.h"
+#include "hw/loader.h"
+#include "hw/misc/unimp.h"
+#include "hw/qdev-clock.h"
+#include "hw/qdev-properties.h"
+#include "qapi/error.h"
+#include "qemu/units.h"
+#include "system/system.h"
+
+#define ARM_PHYS_TIMER_PPI 30
+#define ARM_VIRT_TIMER_PPI 27
+#define ARM_HYP_TIMER_PPI 26
+#define ARM_SEC_TIMER_PPI 29
+
+/*
+ * This covers the whole MMIO space. We'll use this to catch any MMIO accesses
+ * that aren't handled by a device.
+ */
+#define NPCM8XX_MMIO_BA (0x80000000)
+#define NPCM8XX_MMIO_SZ (0x7ffd0000)
+
+/* OTP fuse array */
+#define NPCM8XX_OTP_BA (0xf0189000)
+
+/* GIC Distributor */
+#define NPCM8XX_GICD_BA (0xdfff9000)
+#define NPCM8XX_GICC_BA (0xdfffa000)
+
+/* Core system modules. */
+#define NPCM8XX_CPUP_BA (0xf03fe000)
+#define NPCM8XX_GCR_BA (0xf0800000)
+#define NPCM8XX_CLK_BA (0xf0801000)
+#define NPCM8XX_MC_BA (0xf0824000)
+#define NPCM8XX_RNG_BA (0xf000b000)
+
+/* ADC Module */
+#define NPCM8XX_ADC_BA (0xf000c000)
+
+/* Internal AHB SRAM */
+#define NPCM8XX_RAM3_BA (0xc0008000)
+#define NPCM8XX_RAM3_SZ (4 * KiB)
+
+/* Memory blocks at the end of the address space */
+#define NPCM8XX_RAM2_BA (0xfffb0000)
+#define NPCM8XX_RAM2_SZ (256 * KiB)
+#define NPCM8XX_ROM_BA (0xffff0100)
+#define NPCM8XX_ROM_SZ (64 * KiB)
+
+/* SDHCI Modules */
+#define NPCM8XX_MMC_BA (0xf0842000)
+
+/* Run PLL1 at 1600 MHz */
+#define NPCM8XX_PLLCON1_FIXUP_VAL (0x00402101)
+/* Run the CPU from PLL1 and UART from PLL2 */
+#define NPCM8XX_CLKSEL_FIXUP_VAL (0x004aaba9)
+
+/* Clock configuration values to be fixed up when bypassing bootloader */
+
+/*
+ * Interrupt lines going into the GIC. This does not include internal Cortex-A9
+ * interrupts.
+ */
+enum NPCM8xxInterrupt {
+ NPCM8XX_ADC_IRQ = 0,
+ NPCM8XX_PECI_IRQ = 6,
+ NPCM8XX_KCS_HIB_IRQ = 9,
+ NPCM8XX_MMC_IRQ = 26,
+ NPCM8XX_TIMER0_IRQ = 32, /* Timer Module 0 */
+ NPCM8XX_TIMER1_IRQ,
+ NPCM8XX_TIMER2_IRQ,
+ NPCM8XX_TIMER3_IRQ,
+ NPCM8XX_TIMER4_IRQ,
+ NPCM8XX_TIMER5_IRQ, /* Timer Module 1 */
+ NPCM8XX_TIMER6_IRQ,
+ NPCM8XX_TIMER7_IRQ,
+ NPCM8XX_TIMER8_IRQ,
+ NPCM8XX_TIMER9_IRQ,
+ NPCM8XX_TIMER10_IRQ, /* Timer Module 2 */
+ NPCM8XX_TIMER11_IRQ,
+ NPCM8XX_TIMER12_IRQ,
+ NPCM8XX_TIMER13_IRQ,
+ NPCM8XX_TIMER14_IRQ,
+ NPCM8XX_WDG0_IRQ = 47, /* Timer Module 0 Watchdog */
+ NPCM8XX_WDG1_IRQ, /* Timer Module 1 Watchdog */
+ NPCM8XX_WDG2_IRQ, /* Timer Module 2 Watchdog */
+ NPCM8XX_EHCI1_IRQ = 61,
+ NPCM8XX_OHCI1_IRQ,
+ NPCM8XX_EHCI2_IRQ,
+ NPCM8XX_OHCI2_IRQ,
+ NPCM8XX_PWM0_IRQ = 93, /* PWM module 0 */
+ NPCM8XX_PWM1_IRQ, /* PWM module 1 */
+ NPCM8XX_MFT0_IRQ = 96, /* MFT module 0 */
+ NPCM8XX_MFT1_IRQ, /* MFT module 1 */
+ NPCM8XX_MFT2_IRQ, /* MFT module 2 */
+ NPCM8XX_MFT3_IRQ, /* MFT module 3 */
+ NPCM8XX_MFT4_IRQ, /* MFT module 4 */
+ NPCM8XX_MFT5_IRQ, /* MFT module 5 */
+ NPCM8XX_MFT6_IRQ, /* MFT module 6 */
+ NPCM8XX_MFT7_IRQ, /* MFT module 7 */
+ NPCM8XX_PCI_MBOX1_IRQ = 105,
+ NPCM8XX_PCI_MBOX2_IRQ,
+ NPCM8XX_GPIO0_IRQ = 116,
+ NPCM8XX_GPIO1_IRQ,
+ NPCM8XX_GPIO2_IRQ,
+ NPCM8XX_GPIO3_IRQ,
+ NPCM8XX_GPIO4_IRQ,
+ NPCM8XX_GPIO5_IRQ,
+ NPCM8XX_GPIO6_IRQ,
+ NPCM8XX_GPIO7_IRQ,
+ NPCM8XX_SMBUS0_IRQ = 128,
+ NPCM8XX_SMBUS1_IRQ,
+ NPCM8XX_SMBUS2_IRQ,
+ NPCM8XX_SMBUS3_IRQ,
+ NPCM8XX_SMBUS4_IRQ,
+ NPCM8XX_SMBUS5_IRQ,
+ NPCM8XX_SMBUS6_IRQ,
+ NPCM8XX_SMBUS7_IRQ,
+ NPCM8XX_SMBUS8_IRQ,
+ NPCM8XX_SMBUS9_IRQ,
+ NPCM8XX_SMBUS10_IRQ,
+ NPCM8XX_SMBUS11_IRQ,
+ NPCM8XX_SMBUS12_IRQ,
+ NPCM8XX_SMBUS13_IRQ,
+ NPCM8XX_SMBUS14_IRQ,
+ NPCM8XX_SMBUS15_IRQ,
+ NPCM8XX_SMBUS16_IRQ,
+ NPCM8XX_SMBUS17_IRQ,
+ NPCM8XX_SMBUS18_IRQ,
+ NPCM8XX_SMBUS19_IRQ,
+ NPCM8XX_SMBUS20_IRQ,
+ NPCM8XX_SMBUS21_IRQ,
+ NPCM8XX_SMBUS22_IRQ,
+ NPCM8XX_SMBUS23_IRQ,
+ NPCM8XX_SMBUS24_IRQ,
+ NPCM8XX_SMBUS25_IRQ,
+ NPCM8XX_SMBUS26_IRQ,
+ NPCM8XX_UART0_IRQ = 192,
+ NPCM8XX_UART1_IRQ,
+ NPCM8XX_UART2_IRQ,
+ NPCM8XX_UART3_IRQ,
+ NPCM8XX_UART4_IRQ,
+ NPCM8XX_UART5_IRQ,
+ NPCM8XX_UART6_IRQ,
+};
+
+/* Total number of GIC interrupts, including internal Cortex-A35 interrupts. */
+#define NPCM8XX_NUM_IRQ (288)
+#define NPCM8XX_PPI_BASE(cpu) ((NPCM8XX_NUM_IRQ - 32) + (cpu) * 32)
+
+/* Register base address for each Timer Module */
+static const hwaddr npcm8xx_tim_addr[] = {
+ 0xf0008000,
+ 0xf0009000,
+ 0xf000a000,
+};
+
+/* Register base address for each 16550 UART */
+static const hwaddr npcm8xx_uart_addr[] = {
+ 0xf0000000,
+ 0xf0001000,
+ 0xf0002000,
+ 0xf0003000,
+ 0xf0004000,
+ 0xf0005000,
+ 0xf0006000,
+};
+
+/* Direct memory-mapped access to SPI0 CS0-1. */
+static const hwaddr npcm8xx_fiu0_flash_addr[] = {
+ 0x80000000, /* CS0 */
+ 0x88000000, /* CS1 */
+};
+
+/* Direct memory-mapped access to SPI1 CS0-3. */
+static const hwaddr npcm8xx_fiu1_flash_addr[] = {
+ 0x90000000, /* CS0 */
+ 0x91000000, /* CS1 */
+ 0x92000000, /* CS2 */
+ 0x93000000, /* CS3 */
+};
+
+/* Direct memory-mapped access to SPI3 CS0-3. */
+static const hwaddr npcm8xx_fiu3_flash_addr[] = {
+ 0xa0000000, /* CS0 */
+ 0xa8000000, /* CS1 */
+ 0xb0000000, /* CS2 */
+ 0xb8000000, /* CS3 */
+};
+
+/* Register base address for each PWM Module */
+static const hwaddr npcm8xx_pwm_addr[] = {
+ 0xf0103000,
+ 0xf0104000,
+ 0xf0105000,
+};
+
+/* Register base address for each MFT Module */
+static const hwaddr npcm8xx_mft_addr[] = {
+ 0xf0180000,
+ 0xf0181000,
+ 0xf0182000,
+ 0xf0183000,
+ 0xf0184000,
+ 0xf0185000,
+ 0xf0186000,
+ 0xf0187000,
+};
+
+/* Direct memory-mapped access to each SMBus Module. */
+static const hwaddr npcm8xx_smbus_addr[] = {
+ 0xf0080000,
+ 0xf0081000,
+ 0xf0082000,
+ 0xf0083000,
+ 0xf0084000,
+ 0xf0085000,
+ 0xf0086000,
+ 0xf0087000,
+ 0xf0088000,
+ 0xf0089000,
+ 0xf008a000,
+ 0xf008b000,
+ 0xf008c000,
+ 0xf008d000,
+ 0xf008e000,
+ 0xf008f000,
+ 0xfff00000,
+ 0xfff01000,
+ 0xfff02000,
+ 0xfff03000,
+ 0xfff04000,
+ 0xfff05000,
+ 0xfff06000,
+ 0xfff07000,
+ 0xfff08000,
+ 0xfff09000,
+ 0xfff0a000,
+};
+
+/* Register base address for each USB host EHCI registers */
+static const hwaddr npcm8xx_ehci_addr[] = {
+ 0xf0828100,
+ 0xf082a100,
+};
+
+/* Register base address for each USB host OHCI registers */
+static const hwaddr npcm8xx_ohci_addr[] = {
+ 0xf0829000,
+ 0xf082b000,
+};
+
+static const struct {
+ hwaddr regs_addr;
+ uint32_t reset_pu;
+ uint32_t reset_pd;
+ uint32_t reset_osrc;
+ uint32_t reset_odsc;
+} npcm8xx_gpio[] = {
+ {
+ .regs_addr = 0xf0010000,
+ .reset_pu = 0x00000300,
+ .reset_pd = 0x000f0000,
+ }, {
+ .regs_addr = 0xf0011000,
+ .reset_pu = 0xe0fefe01,
+ .reset_pd = 0x07000000,
+ }, {
+ .regs_addr = 0xf0012000,
+ .reset_pu = 0xc00fffff,
+ .reset_pd = 0x3ff00000,
+ }, {
+ .regs_addr = 0xf0013000,
+ .reset_pd = 0x00003000,
+ }, {
+ .regs_addr = 0xf0014000,
+ .reset_pu = 0xffff0000,
+ }, {
+ .regs_addr = 0xf0015000,
+ .reset_pu = 0xff8387fe,
+ .reset_pd = 0x007c0001,
+ .reset_osrc = 0x08000000,
+ }, {
+ .regs_addr = 0xf0016000,
+ .reset_pu = 0x00000801,
+ .reset_pd = 0x00000302,
+ }, {
+ .regs_addr = 0xf0017000,
+ .reset_pu = 0x000002ff,
+ .reset_pd = 0x00000c00,
+ },
+};
+
+static const struct {
+ const char *name;
+ hwaddr regs_addr;
+ int cs_count;
+ const hwaddr *flash_addr;
+ size_t flash_size;
+} npcm8xx_fiu[] = {
+ {
+ .name = "fiu0",
+ .regs_addr = 0xfb000000,
+ .cs_count = ARRAY_SIZE(npcm8xx_fiu0_flash_addr),
+ .flash_addr = npcm8xx_fiu0_flash_addr,
+ .flash_size = 128 * MiB,
+ },
+ {
+ .name = "fiu1",
+ .regs_addr = 0xfb002000,
+ .cs_count = ARRAY_SIZE(npcm8xx_fiu1_flash_addr),
+ .flash_addr = npcm8xx_fiu1_flash_addr,
+ .flash_size = 16 * MiB,
+ }, {
+ .name = "fiu3",
+ .regs_addr = 0xc0000000,
+ .cs_count = ARRAY_SIZE(npcm8xx_fiu3_flash_addr),
+ .flash_addr = npcm8xx_fiu3_flash_addr,
+ .flash_size = 128 * MiB,
+ },
+};
+
+static struct arm_boot_info npcm8xx_binfo = {
+ .loader_start = NPCM8XX_LOADER_START,
+ .smp_loader_start = NPCM8XX_SMP_LOADER_START,
+ .smp_bootreg_addr = NPCM8XX_SMP_BOOTREG_ADDR,
+ .gic_cpu_if_addr = NPCM8XX_GICC_BA,
+ .secure_boot = false,
+ .board_id = -1,
+ .board_setup_addr = NPCM8XX_BOARD_SETUP_ADDR,
+};
+
+void npcm8xx_load_kernel(MachineState *machine, NPCM8xxState *soc)
+{
+ npcm8xx_binfo.ram_size = machine->ram_size;
+
+ arm_load_kernel(&soc->cpu[0], machine, &npcm8xx_binfo);
+}
+
+static void npcm8xx_init_fuses(NPCM8xxState *s)
+{
+ NPCM8xxClass *nc = NPCM8XX_GET_CLASS(s);
+ uint32_t value;
+
+ /*
+ * The initial mask of disabled modules indicates the chip derivative (e.g.
+ * NPCM750 or NPCM730).
+ */
+ value = tswap32(nc->disabled_modules);
+ npcm7xx_otp_array_write(&s->fuse_array, &value, NPCM7XX_FUSE_DERIVATIVE,
+ sizeof(value));
+}
+
+static void npcm8xx_write_adc_calibration(NPCM8xxState *s)
+{
+ /* Both ADC and the fuse array must have realized. */
+ QEMU_BUILD_BUG_ON(sizeof(s->adc.calibration_r_values) != 4);
+ npcm7xx_otp_array_write(&s->fuse_array, s->adc.calibration_r_values,
+ NPCM7XX_FUSE_ADC_CALIB, sizeof(s->adc.calibration_r_values));
+}
+
+static qemu_irq npcm8xx_irq(NPCM8xxState *s, int n)
+{
+ return qdev_get_gpio_in(DEVICE(&s->gic), n);
+}
+
+static void npcm8xx_init(Object *obj)
+{
+ NPCM8xxState *s = NPCM8XX(obj);
+ int i;
+
+ object_initialize_child(obj, "cpu-cluster", &s->cpu_cluster,
+ TYPE_CPU_CLUSTER);
+ for (i = 0; i < NPCM8XX_MAX_NUM_CPUS; i++) {
+ object_initialize_child(OBJECT(&s->cpu_cluster), "cpu[*]", &s->cpu[i],
+ ARM_CPU_TYPE_NAME("cortex-a53"));
+ }
+ object_initialize_child(obj, "gic", &s->gic, TYPE_ARM_GIC);
+ object_initialize_child(obj, "gcr", &s->gcr, TYPE_NPCM8XX_GCR);
+ object_property_add_alias(obj, "power-on-straps", OBJECT(&s->gcr),
+ "power-on-straps");
+ object_initialize_child(obj, "clk", &s->clk, TYPE_NPCM8XX_CLK);
+ object_initialize_child(obj, "otp", &s->fuse_array,
+ TYPE_NPCM7XX_FUSE_ARRAY);
+ object_initialize_child(obj, "mc", &s->mc, TYPE_NPCM7XX_MC);
+ object_initialize_child(obj, "rng", &s->rng, TYPE_NPCM7XX_RNG);
+ object_initialize_child(obj, "adc", &s->adc, TYPE_NPCM7XX_ADC);
+
+ for (i = 0; i < ARRAY_SIZE(s->tim); i++) {
+ object_initialize_child(obj, "tim[*]", &s->tim[i], TYPE_NPCM7XX_TIMER);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(s->gpio); i++) {
+ object_initialize_child(obj, "gpio[*]", &s->gpio[i], TYPE_NPCM7XX_GPIO);
+ }
+
+
+ for (i = 0; i < ARRAY_SIZE(s->smbus); i++) {
+ object_initialize_child(obj, "smbus[*]", &s->smbus[i],
+ TYPE_NPCM7XX_SMBUS);
+ DEVICE(&s->smbus[i])->id = g_strdup_printf("smbus[%d]", i);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(s->ehci); i++) {
+ object_initialize_child(obj, "ehci[*]", &s->ehci[i], TYPE_NPCM7XX_EHCI);
+ }
+ for (i = 0; i < ARRAY_SIZE(s->ohci); i++) {
+ object_initialize_child(obj, "ohci[*]", &s->ohci[i], TYPE_SYSBUS_OHCI);
+ }
+
+ QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm8xx_fiu) != ARRAY_SIZE(s->fiu));
+ for (i = 0; i < ARRAY_SIZE(s->fiu); i++) {
+ object_initialize_child(obj, npcm8xx_fiu[i].name, &s->fiu[i],
+ TYPE_NPCM7XX_FIU);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(s->pwm); i++) {
+ object_initialize_child(obj, "pwm[*]", &s->pwm[i], TYPE_NPCM7XX_PWM);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(s->mft); i++) {
+ object_initialize_child(obj, "mft[*]", &s->mft[i], TYPE_NPCM7XX_MFT);
+ }
+
+ object_initialize_child(obj, "mmc", &s->mmc, TYPE_NPCM7XX_SDHCI);
+}
+
+static void npcm8xx_realize(DeviceState *dev, Error **errp)
+{
+ NPCM8xxState *s = NPCM8XX(dev);
+ NPCM8xxClass *nc = NPCM8XX_GET_CLASS(s);
+ int i;
+
+ if (memory_region_size(s->dram) > NPCM8XX_DRAM_SZ) {
+ error_setg(errp, "%s: NPCM8xx cannot address more than %" PRIu64
+ " MiB of DRAM", __func__, NPCM8XX_DRAM_SZ / MiB);
+ return;
+ }
+
+ /* CPUs */
+ for (i = 0; i < nc->num_cpus; i++) {
+ object_property_set_int(OBJECT(&s->cpu[i]), "mp-affinity",
+ arm_build_mp_affinity(i, NPCM8XX_MAX_NUM_CPUS),
+ &error_abort);
+ object_property_set_bool(OBJECT(&s->cpu[i]), "reset-hivecs", true,
+ &error_abort);
+ object_property_set_int(OBJECT(&s->cpu[i]), "core-count",
+ nc->num_cpus, &error_abort);
+
+ /* Disable security extensions. */
+ object_property_set_bool(OBJECT(&s->cpu[i]), "has_el3", false,
+ &error_abort);
+
+ if (!qdev_realize(DEVICE(&s->cpu[i]), NULL, errp)) {
+ return;
+ }
+ }
+
+ /* ARM GIC for Cortex A35. Can only fail if we pass bad parameters here. */
+ object_property_set_uint(OBJECT(&s->gic), "num-cpu", nc->num_cpus, errp);
+ object_property_set_uint(OBJECT(&s->gic), "num-irq", NPCM8XX_NUM_IRQ, errp);
+ object_property_set_uint(OBJECT(&s->gic), "revision", 2, errp);
+ object_property_set_bool(OBJECT(&s->gic), "has-security-extensions", true,
+ errp);
+ object_property_set_bool(OBJECT(&s->gic), "irq-reset-nonsecure", true,
+ errp);
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->gic), errp)) {
+ return;
+ }
+ for (i = 0; i < nc->num_cpus; i++) {
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i,
+ qdev_get_gpio_in(DEVICE(&s->cpu[i]), ARM_CPU_IRQ));
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i + nc->num_cpus,
+ qdev_get_gpio_in(DEVICE(&s->cpu[i]), ARM_CPU_FIQ));
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i + nc->num_cpus * 2,
+ qdev_get_gpio_in(DEVICE(&s->cpu[i]), ARM_CPU_VIRQ));
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i + nc->num_cpus * 3,
+ qdev_get_gpio_in(DEVICE(&s->cpu[i]), ARM_CPU_VFIQ));
+
+ qdev_connect_gpio_out(DEVICE(&s->cpu[i]), GTIMER_PHYS,
+ qdev_get_gpio_in(DEVICE(&s->gic),
+ NPCM8XX_PPI_BASE(i) + ARM_PHYS_TIMER_PPI));
+ qdev_connect_gpio_out(DEVICE(&s->cpu[i]), GTIMER_VIRT,
+ qdev_get_gpio_in(DEVICE(&s->gic),
+ NPCM8XX_PPI_BASE(i) + ARM_VIRT_TIMER_PPI));
+ qdev_connect_gpio_out(DEVICE(&s->cpu[i]), GTIMER_HYP,
+ qdev_get_gpio_in(DEVICE(&s->gic),
+ NPCM8XX_PPI_BASE(i) + ARM_HYP_TIMER_PPI));
+ qdev_connect_gpio_out(DEVICE(&s->cpu[i]), GTIMER_SEC,
+ qdev_get_gpio_in(DEVICE(&s->gic),
+ NPCM8XX_PPI_BASE(i) + ARM_SEC_TIMER_PPI));
+ }
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->gic), 0, NPCM8XX_GICD_BA);
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->gic), 1, NPCM8XX_GICC_BA);
+
+ /* CPU cluster */
+ qdev_prop_set_uint32(DEVICE(&s->cpu_cluster), "cluster-id", 0);
+ qdev_realize(DEVICE(&s->cpu_cluster), NULL, &error_fatal);
+
+ /* System Global Control Registers (GCR). Can fail due to user input. */
+ object_property_set_int(OBJECT(&s->gcr), "disabled-modules",
+ nc->disabled_modules, &error_abort);
+ object_property_add_const_link(OBJECT(&s->gcr), "dram-mr", OBJECT(s->dram));
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->gcr), errp)) {
+ return;
+ }
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->gcr), 0, NPCM8XX_GCR_BA);
+
+ /* Clock Control Registers (CLK). Cannot fail. */
+ sysbus_realize(SYS_BUS_DEVICE(&s->clk), &error_abort);
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->clk), 0, NPCM8XX_CLK_BA);
+
+ /* OTP fuse strap array. Cannot fail. */
+ sysbus_realize(SYS_BUS_DEVICE(&s->fuse_array), &error_abort);
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->fuse_array), 0, NPCM8XX_OTP_BA);
+ npcm8xx_init_fuses(s);
+
+ /* Fake Memory Controller (MC). Cannot fail. */
+ sysbus_realize(SYS_BUS_DEVICE(&s->mc), &error_abort);
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->mc), 0, NPCM8XX_MC_BA);
+
+ /* ADC Modules. Cannot fail. */
+ qdev_connect_clock_in(DEVICE(&s->adc), "clock", qdev_get_clock_out(
+ DEVICE(&s->clk), "adc-clock"));
+ sysbus_realize(SYS_BUS_DEVICE(&s->adc), &error_abort);
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->adc), 0, NPCM8XX_ADC_BA);
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->adc), 0,
+ npcm8xx_irq(s, NPCM8XX_ADC_IRQ));
+ npcm8xx_write_adc_calibration(s);
+
+ /* Timer Modules (TIM). Cannot fail. */
+ QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm8xx_tim_addr) != ARRAY_SIZE(s->tim));
+ for (i = 0; i < ARRAY_SIZE(s->tim); i++) {
+ SysBusDevice *sbd = SYS_BUS_DEVICE(&s->tim[i]);
+ int first_irq;
+ int j;
+
+ /* Connect the timer clock. */
+ qdev_connect_clock_in(DEVICE(&s->tim[i]), "clock", qdev_get_clock_out(
+ DEVICE(&s->clk), "timer-clock"));
+
+ sysbus_realize(sbd, &error_abort);
+ sysbus_mmio_map(sbd, 0, npcm8xx_tim_addr[i]);
+
+ first_irq = NPCM8XX_TIMER0_IRQ + i * NPCM7XX_TIMERS_PER_CTRL;
+ for (j = 0; j < NPCM7XX_TIMERS_PER_CTRL; j++) {
+ qemu_irq irq = npcm8xx_irq(s, first_irq + j);
+ sysbus_connect_irq(sbd, j, irq);
+ }
+
+ /* IRQ for watchdogs */
+ sysbus_connect_irq(sbd, NPCM7XX_TIMERS_PER_CTRL,
+ npcm8xx_irq(s, NPCM8XX_WDG0_IRQ + i));
+ /* GPIO that connects clk module with watchdog */
+ /* TODO: Check this.*/
+ qdev_connect_gpio_out_named(DEVICE(&s->tim[i]),
+ NPCM7XX_WATCHDOG_RESET_GPIO_OUT, 0,
+ qdev_get_gpio_in_named(DEVICE(&s->clk),
+ NPCM7XX_WATCHDOG_RESET_GPIO_IN, i));
+ }
+
+ /* UART0..6 (16550 compatible) */
+ for (i = 0; i < ARRAY_SIZE(npcm8xx_uart_addr); i++) {
+ serial_mm_init(get_system_memory(), npcm8xx_uart_addr[i], 2,
+ npcm8xx_irq(s, NPCM8XX_UART0_IRQ + i), 115200,
+ serial_hd(i), DEVICE_LITTLE_ENDIAN);
+ }
+
+ /* Random Number Generator. Cannot fail. */
+ sysbus_realize(SYS_BUS_DEVICE(&s->rng), &error_abort);
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->rng), 0, NPCM8XX_RNG_BA);
+
+ /* GPIO modules. Cannot fail. */
+ QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm8xx_gpio) != ARRAY_SIZE(s->gpio));
+ for (i = 0; i < ARRAY_SIZE(s->gpio); i++) {
+ Object *obj = OBJECT(&s->gpio[i]);
+
+ object_property_set_uint(obj, "reset-pullup",
+ npcm8xx_gpio[i].reset_pu, &error_abort);
+ object_property_set_uint(obj, "reset-pulldown",
+ npcm8xx_gpio[i].reset_pd, &error_abort);
+ object_property_set_uint(obj, "reset-osrc",
+ npcm8xx_gpio[i].reset_osrc, &error_abort);
+ object_property_set_uint(obj, "reset-odsc",
+ npcm8xx_gpio[i].reset_odsc, &error_abort);
+ sysbus_realize(SYS_BUS_DEVICE(obj), &error_abort);
+ sysbus_mmio_map(SYS_BUS_DEVICE(obj), 0, npcm8xx_gpio[i].regs_addr);
+ sysbus_connect_irq(SYS_BUS_DEVICE(obj), 0,
+ npcm8xx_irq(s, NPCM8XX_GPIO0_IRQ + i));
+ }
+
+ /* SMBus modules. Cannot fail. */
+ QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm8xx_smbus_addr) != ARRAY_SIZE(s->smbus));
+ for (i = 0; i < ARRAY_SIZE(s->smbus); i++) {
+ Object *obj = OBJECT(&s->smbus[i]);
+
+ sysbus_realize(SYS_BUS_DEVICE(obj), &error_abort);
+ sysbus_mmio_map(SYS_BUS_DEVICE(obj), 0, npcm8xx_smbus_addr[i]);
+ sysbus_connect_irq(SYS_BUS_DEVICE(obj), 0,
+ npcm8xx_irq(s, NPCM8XX_SMBUS0_IRQ + i));
+ }
+
+ /* USB Host */
+ QEMU_BUILD_BUG_ON(ARRAY_SIZE(s->ohci) != ARRAY_SIZE(s->ehci));
+ for (i = 0; i < ARRAY_SIZE(s->ehci); i++) {
+ object_property_set_bool(OBJECT(&s->ehci[i]), "companion-enable", true,
+ &error_abort);
+ sysbus_realize(SYS_BUS_DEVICE(&s->ehci[i]), &error_abort);
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->ehci[i]), 0, npcm8xx_ehci_addr[i]);
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->ehci[i]), 0,
+ npcm8xx_irq(s, NPCM8XX_EHCI1_IRQ + 2 * i));
+ }
+ for (i = 0; i < ARRAY_SIZE(s->ohci); i++) {
+ object_property_set_str(OBJECT(&s->ohci[i]), "masterbus", "usb-bus.0",
+ &error_abort);
+ object_property_set_uint(OBJECT(&s->ohci[i]), "num-ports", 1,
+ &error_abort);
+ object_property_set_uint(OBJECT(&s->ohci[i]), "firstport", i,
+ &error_abort);
+ sysbus_realize(SYS_BUS_DEVICE(&s->ohci[i]), &error_abort);
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->ohci[i]), 0, npcm8xx_ohci_addr[i]);
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->ohci[i]), 0,
+ npcm8xx_irq(s, NPCM8XX_OHCI1_IRQ + 2 * i));
+ }
+
+ /* PWM Modules. Cannot fail. */
+ QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm8xx_pwm_addr) != ARRAY_SIZE(s->pwm));
+ for (i = 0; i < ARRAY_SIZE(s->pwm); i++) {
+ SysBusDevice *sbd = SYS_BUS_DEVICE(&s->pwm[i]);
+
+ qdev_connect_clock_in(DEVICE(&s->pwm[i]), "clock", qdev_get_clock_out(
+ DEVICE(&s->clk), "apb3-clock"));
+ sysbus_realize(sbd, &error_abort);
+ sysbus_mmio_map(sbd, 0, npcm8xx_pwm_addr[i]);
+ sysbus_connect_irq(sbd, i, npcm8xx_irq(s, NPCM8XX_PWM0_IRQ + i));
+ }
+
+ /* MFT Modules. Cannot fail. */
+ QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm8xx_mft_addr) != ARRAY_SIZE(s->mft));
+ for (i = 0; i < ARRAY_SIZE(s->mft); i++) {
+ SysBusDevice *sbd = SYS_BUS_DEVICE(&s->mft[i]);
+
+ qdev_connect_clock_in(DEVICE(&s->mft[i]), "clock-in",
+ qdev_get_clock_out(DEVICE(&s->clk),
+ "apb4-clock"));
+ sysbus_realize(sbd, &error_abort);
+ sysbus_mmio_map(sbd, 0, npcm8xx_mft_addr[i]);
+ sysbus_connect_irq(sbd, 0, npcm8xx_irq(s, NPCM8XX_MFT0_IRQ + i));
+ }
+
+ /*
+ * Flash Interface Unit (FIU). Can fail if incorrect number of chip selects
+ * specified, but this is a programming error.
+ */
+ QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm8xx_fiu) != ARRAY_SIZE(s->fiu));
+ for (i = 0; i < ARRAY_SIZE(s->fiu); i++) {
+ SysBusDevice *sbd = SYS_BUS_DEVICE(&s->fiu[i]);
+ int j;
+
+ object_property_set_int(OBJECT(sbd), "cs-count",
+ npcm8xx_fiu[i].cs_count, &error_abort);
+ object_property_set_int(OBJECT(sbd), "flash-size",
+ npcm8xx_fiu[i].flash_size, &error_abort);
+ sysbus_realize(sbd, &error_abort);
+
+ sysbus_mmio_map(sbd, 0, npcm8xx_fiu[i].regs_addr);
+ for (j = 0; j < npcm8xx_fiu[i].cs_count; j++) {
+ sysbus_mmio_map(sbd, j + 1, npcm8xx_fiu[i].flash_addr[j]);
+ }
+ }
+
+ /* RAM2 (SRAM) */
+ memory_region_init_ram(&s->sram, OBJECT(dev), "ram2",
+ NPCM8XX_RAM2_SZ, &error_abort);
+ memory_region_add_subregion(get_system_memory(), NPCM8XX_RAM2_BA, &s->sram);
+
+ /* RAM3 (SRAM) */
+ memory_region_init_ram(&s->ram3, OBJECT(dev), "ram3",
+ NPCM8XX_RAM3_SZ, &error_abort);
+ memory_region_add_subregion(get_system_memory(), NPCM8XX_RAM3_BA, &s->ram3);
+
+ /* Internal ROM */
+ memory_region_init_rom(&s->irom, OBJECT(dev), "irom", NPCM8XX_ROM_SZ,
+ &error_abort);
+ memory_region_add_subregion(get_system_memory(), NPCM8XX_ROM_BA, &s->irom);
+
+ /* SDHCI */
+ sysbus_realize(SYS_BUS_DEVICE(&s->mmc), &error_abort);
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->mmc), 0, NPCM8XX_MMC_BA);
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->mmc), 0,
+ npcm8xx_irq(s, NPCM8XX_MMC_IRQ));
+
+
+ create_unimplemented_device("npcm8xx.shm", 0xc0001000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.gicextra", 0xdfffa000, 24 * KiB);
+ create_unimplemented_device("npcm8xx.vdmx", 0xe0800000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.pcierc", 0xe1000000, 64 * KiB);
+ create_unimplemented_device("npcm8xx.rootc", 0xe8000000, 128 * MiB);
+ create_unimplemented_device("npcm8xx.kcs", 0xf0007000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.gfxi", 0xf000e000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.fsw", 0xf000f000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.bt", 0xf0030000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.espi", 0xf009f000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.peci", 0xf0100000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.siox[1]", 0xf0101000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.siox[2]", 0xf0102000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.tmps", 0xf0188000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.pspi", 0xf0201000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.viru1", 0xf0204000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.viru2", 0xf0205000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.jtm1", 0xf0208000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.jtm2", 0xf0209000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.flm0", 0xf0210000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.flm1", 0xf0211000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.flm2", 0xf0212000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.flm3", 0xf0213000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.ahbpci", 0xf0400000, 1 * MiB);
+ create_unimplemented_device("npcm8xx.dap", 0xf0500000, 960 * KiB);
+ create_unimplemented_device("npcm8xx.mcphy", 0xf05f0000, 64 * KiB);
+ create_unimplemented_device("npcm8xx.pcs", 0xf0780000, 256 * KiB);
+ create_unimplemented_device("npcm8xx.tsgen", 0xf07fc000, 8 * KiB);
+ create_unimplemented_device("npcm8xx.gmac1", 0xf0802000, 8 * KiB);
+ create_unimplemented_device("npcm8xx.gmac2", 0xf0804000, 8 * KiB);
+ create_unimplemented_device("npcm8xx.gmac3", 0xf0806000, 8 * KiB);
+ create_unimplemented_device("npcm8xx.gmac4", 0xf0808000, 8 * KiB);
+ create_unimplemented_device("npcm8xx.copctl", 0xf080c000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.tipctl", 0xf080d000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.rst", 0xf080e000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.vcd", 0xf0810000, 64 * KiB);
+ create_unimplemented_device("npcm8xx.ece", 0xf0820000, 8 * KiB);
+ create_unimplemented_device("npcm8xx.vdma", 0xf0822000, 8 * KiB);
+ create_unimplemented_device("npcm8xx.usbd[0]", 0xf0830000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.usbd[1]", 0xf0831000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.usbd[2]", 0xf0832000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.usbd[3]", 0xf0833000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.usbd[4]", 0xf0834000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.usbd[5]", 0xf0835000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.usbd[6]", 0xf0836000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.usbd[7]", 0xf0837000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.usbd[8]", 0xf0838000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.usbd[9]", 0xf0839000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.pci_mbox1", 0xf0848000, 64 * KiB);
+ create_unimplemented_device("npcm8xx.gdma0", 0xf0850000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.gdma1", 0xf0851000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.gdma2", 0xf0852000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.aes", 0xf0858000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.des", 0xf0859000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.sha", 0xf085a000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.pci_mbox2", 0xf0868000, 64 * KiB);
+ create_unimplemented_device("npcm8xx.i3c0", 0xfff10000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.i3c1", 0xfff11000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.i3c2", 0xfff12000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.i3c3", 0xfff13000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.i3c4", 0xfff14000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.i3c5", 0xfff15000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.spixcs0", 0xf8000000, 16 * MiB);
+ create_unimplemented_device("npcm8xx.spixcs1", 0xf9000000, 16 * MiB);
+ create_unimplemented_device("npcm8xx.spix", 0xfb001000, 4 * KiB);
+ create_unimplemented_device("npcm8xx.vect", 0xffff0000, 256);
+}
+
+static const Property npcm8xx_properties[] = {
+ DEFINE_PROP_LINK("dram-mr", NPCM8xxState, dram, TYPE_MEMORY_REGION,
+ MemoryRegion *),
+};
+
+static void npcm8xx_class_init(ObjectClass *oc, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(oc);
+ NPCM8xxClass *nc = NPCM8XX_CLASS(oc);
+
+ dc->realize = npcm8xx_realize;
+ dc->user_creatable = false;
+ nc->disabled_modules = 0x00000000;
+ nc->num_cpus = NPCM8XX_MAX_NUM_CPUS;
+ device_class_set_props(dc, npcm8xx_properties);
+}
+
+static const TypeInfo npcm8xx_soc_types[] = {
+ {
+ .name = TYPE_NPCM8XX,
+ .parent = TYPE_DEVICE,
+ .instance_size = sizeof(NPCM8xxState),
+ .instance_init = npcm8xx_init,
+ .class_size = sizeof(NPCM8xxClass),
+ .class_init = npcm8xx_class_init,
+ },
+};
+
+DEFINE_TYPES(npcm8xx_soc_types);
new file mode 100644
@@ -0,0 +1,107 @@
+/*
+ * Nuvoton NPCM8xx SoC family.
+ *
+ * Copyright 2022 Google LLC
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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.
+ */
+#ifndef NPCM8XX_H
+#define NPCM8XX_H
+
+#include "hw/boards.h"
+#include "hw/adc/npcm7xx_adc.h"
+#include "hw/core/split-irq.h"
+#include "hw/cpu/cluster.h"
+#include "hw/gpio/npcm7xx_gpio.h"
+#include "hw/i2c/npcm7xx_smbus.h"
+#include "hw/intc/arm_gic_common.h"
+#include "hw/mem/npcm7xx_mc.h"
+#include "hw/misc/npcm_clk.h"
+#include "hw/misc/npcm_gcr.h"
+#include "hw/misc/npcm7xx_mft.h"
+#include "hw/misc/npcm7xx_pwm.h"
+#include "hw/misc/npcm7xx_rng.h"
+#include "hw/net/npcm7xx_emc.h"
+#include "hw/nvram/npcm7xx_otp.h"
+#include "hw/sd/npcm7xx_sdhci.h"
+#include "hw/timer/npcm7xx_timer.h"
+#include "hw/ssi/npcm7xx_fiu.h"
+#include "hw/usb/hcd-ehci.h"
+#include "hw/usb/hcd-ohci.h"
+#include "target/arm/cpu.h"
+
+#define NPCM8XX_MAX_NUM_CPUS (4)
+
+/* The first half of the address space is reserved for DDR4 DRAM. */
+#define NPCM8XX_DRAM_BA (0x00000000)
+#define NPCM8XX_DRAM_SZ (2 * GiB)
+
+/* Magic addresses for setting up direct kernel booting and SMP boot stubs. */
+#define NPCM8XX_LOADER_START (0x00000000) /* Start of SDRAM */
+#define NPCM8XX_SMP_LOADER_START (0xffff0000) /* Boot ROM */
+#define NPCM8XX_SMP_BOOTREG_ADDR (0xf080013c) /* GCR.SCRPAD */
+#define NPCM8XX_BOARD_SETUP_ADDR (0xffff1000) /* Boot ROM */
+
+#define NPCM8XX_NR_PWM_MODULES 3
+
+typedef struct NPCM8xxState {
+ DeviceState parent;
+
+ ARMCPU cpu[NPCM8XX_MAX_NUM_CPUS];
+ CPUClusterState cpu_cluster;
+ GICState gic;
+
+ MemoryRegion sram;
+ MemoryRegion irom;
+ MemoryRegion ram3;
+ MemoryRegion *dram;
+
+ NPCMGCRState gcr;
+ NPCMCLKState clk;
+ NPCM7xxTimerCtrlState tim[3];
+ NPCM7xxADCState adc;
+ NPCM7xxPWMState pwm[NPCM8XX_NR_PWM_MODULES];
+ NPCM7xxMFTState mft[8];
+ NPCM7xxOTPState fuse_array;
+ NPCM7xxMCState mc;
+ NPCM7xxRNGState rng;
+ NPCM7xxGPIOState gpio[8];
+ NPCM7xxSMBusState smbus[27];
+ EHCISysBusState ehci[2];
+ OHCISysBusState ohci[2];
+ NPCM7xxFIUState fiu[3];
+ NPCM7xxSDHCIState mmc;
+} NPCM8xxState;
+
+typedef struct NPCM8xxClass {
+ DeviceClass parent;
+
+ /* Bitmask of modules that are permanently disabled on this chip. */
+ uint32_t disabled_modules;
+ /* Number of CPU cores enabled in this SoC class. */
+ uint32_t num_cpus;
+} NPCM8xxClass;
+
+#define TYPE_NPCM8XX "npcm8xx"
+OBJECT_DECLARE_TYPE(NPCM8xxState, NPCM8xxClass, NPCM8XX)
+
+/**
+ * npcm8xx_load_kernel - Loads memory with everything needed to boot
+ * @machine - The machine containing the SoC to be booted.
+ * @soc - The SoC containing the CPU to be booted.
+ *
+ * This will set up the ARM boot info structure for the specific NPCM8xx
+ * derivative and call arm_load_kernel() to set up loading of the kernel, etc.
+ * into memory, if requested by the user.
+ */
+void npcm8xx_load_kernel(MachineState *machine, NPCM8xxState *soc);
+
+#endif /* NPCM8XX_H */
Signed-off-by: Hao Wu <wuhaotsh@google.com> --- configs/devices/aarch64-softmmu/default.mak | 1 + hw/arm/Kconfig | 11 + hw/arm/meson.build | 1 + hw/arm/npcm8xx.c | 810 ++++++++++++++++++++ include/hw/arm/npcm8xx.h | 107 +++ 5 files changed, 930 insertions(+) create mode 100644 hw/arm/npcm8xx.c create mode 100644 include/hw/arm/npcm8xx.h