| /* |
| * Nuvoton NPCM7xx SoC family. |
| * |
| * Copyright 2020 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/npcm7xx.h" |
| #include "hw/char/serial.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 "sysemu/sysemu.h" |
| |
| /* |
| * This covers the whole MMIO space. We'll use this to catch any MMIO accesses |
| * that aren't handled by any device. |
| */ |
| #define NPCM7XX_MMIO_BA (0x80000000) |
| #define NPCM7XX_MMIO_SZ (0x7ffd0000) |
| |
| /* OTP key storage and fuse strap array */ |
| #define NPCM7XX_OTP1_BA (0xf0189000) |
| #define NPCM7XX_OTP2_BA (0xf018a000) |
| |
| /* Core system modules. */ |
| #define NPCM7XX_L2C_BA (0xf03fc000) |
| #define NPCM7XX_CPUP_BA (0xf03fe000) |
| #define NPCM7XX_GCR_BA (0xf0800000) |
| #define NPCM7XX_CLK_BA (0xf0801000) |
| #define NPCM7XX_MC_BA (0xf0824000) |
| #define NPCM7XX_RNG_BA (0xf000b000) |
| |
| /* USB Host modules */ |
| #define NPCM7XX_EHCI_BA (0xf0806000) |
| #define NPCM7XX_OHCI_BA (0xf0807000) |
| |
| /* ADC Module */ |
| #define NPCM7XX_ADC_BA (0xf000c000) |
| |
| /* Internal AHB SRAM */ |
| #define NPCM7XX_RAM3_BA (0xc0008000) |
| #define NPCM7XX_RAM3_SZ (4 * KiB) |
| |
| /* Memory blocks at the end of the address space */ |
| #define NPCM7XX_RAM2_BA (0xfffd0000) |
| #define NPCM7XX_RAM2_SZ (128 * KiB) |
| #define NPCM7XX_ROM_BA (0xffff0000) |
| #define NPCM7XX_ROM_SZ (64 * KiB) |
| |
| |
| /* Clock configuration values to be fixed up when bypassing bootloader */ |
| |
| /* Run PLL1 at 1600 MHz */ |
| #define NPCM7XX_PLLCON1_FIXUP_VAL (0x00402101) |
| /* Run the CPU from PLL1 and UART from PLL2 */ |
| #define NPCM7XX_CLKSEL_FIXUP_VAL (0x004aaba9) |
| |
| /* |
| * Interrupt lines going into the GIC. This does not include internal Cortex-A9 |
| * interrupts. |
| */ |
| enum NPCM7xxInterrupt { |
| NPCM7XX_ADC_IRQ = 0, |
| NPCM7XX_UART0_IRQ = 2, |
| NPCM7XX_UART1_IRQ, |
| NPCM7XX_UART2_IRQ, |
| NPCM7XX_UART3_IRQ, |
| NPCM7XX_EMC1RX_IRQ = 15, |
| NPCM7XX_EMC1TX_IRQ, |
| NPCM7XX_TIMER0_IRQ = 32, /* Timer Module 0 */ |
| NPCM7XX_TIMER1_IRQ, |
| NPCM7XX_TIMER2_IRQ, |
| NPCM7XX_TIMER3_IRQ, |
| NPCM7XX_TIMER4_IRQ, |
| NPCM7XX_TIMER5_IRQ, /* Timer Module 1 */ |
| NPCM7XX_TIMER6_IRQ, |
| NPCM7XX_TIMER7_IRQ, |
| NPCM7XX_TIMER8_IRQ, |
| NPCM7XX_TIMER9_IRQ, |
| NPCM7XX_TIMER10_IRQ, /* Timer Module 2 */ |
| NPCM7XX_TIMER11_IRQ, |
| NPCM7XX_TIMER12_IRQ, |
| NPCM7XX_TIMER13_IRQ, |
| NPCM7XX_TIMER14_IRQ, |
| NPCM7XX_WDG0_IRQ = 47, /* Timer Module 0 Watchdog */ |
| NPCM7XX_WDG1_IRQ, /* Timer Module 1 Watchdog */ |
| NPCM7XX_WDG2_IRQ, /* Timer Module 2 Watchdog */ |
| NPCM7XX_EHCI_IRQ = 61, |
| NPCM7XX_OHCI_IRQ = 62, |
| NPCM7XX_SMBUS0_IRQ = 64, |
| NPCM7XX_SMBUS1_IRQ, |
| NPCM7XX_SMBUS2_IRQ, |
| NPCM7XX_SMBUS3_IRQ, |
| NPCM7XX_SMBUS4_IRQ, |
| NPCM7XX_SMBUS5_IRQ, |
| NPCM7XX_SMBUS6_IRQ, |
| NPCM7XX_SMBUS7_IRQ, |
| NPCM7XX_SMBUS8_IRQ, |
| NPCM7XX_SMBUS9_IRQ, |
| NPCM7XX_SMBUS10_IRQ, |
| NPCM7XX_SMBUS11_IRQ, |
| NPCM7XX_SMBUS12_IRQ, |
| NPCM7XX_SMBUS13_IRQ, |
| NPCM7XX_SMBUS14_IRQ, |
| NPCM7XX_SMBUS15_IRQ, |
| NPCM7XX_PWM0_IRQ = 93, /* PWM module 0 */ |
| NPCM7XX_PWM1_IRQ, /* PWM module 1 */ |
| NPCM7XX_MFT0_IRQ = 96, /* MFT module 0 */ |
| NPCM7XX_MFT1_IRQ, /* MFT module 1 */ |
| NPCM7XX_MFT2_IRQ, /* MFT module 2 */ |
| NPCM7XX_MFT3_IRQ, /* MFT module 3 */ |
| NPCM7XX_MFT4_IRQ, /* MFT module 4 */ |
| NPCM7XX_MFT5_IRQ, /* MFT module 5 */ |
| NPCM7XX_MFT6_IRQ, /* MFT module 6 */ |
| NPCM7XX_MFT7_IRQ, /* MFT module 7 */ |
| NPCM7XX_EMC2RX_IRQ = 114, |
| NPCM7XX_EMC2TX_IRQ, |
| NPCM7XX_GPIO0_IRQ = 116, |
| NPCM7XX_GPIO1_IRQ, |
| NPCM7XX_GPIO2_IRQ, |
| NPCM7XX_GPIO3_IRQ, |
| NPCM7XX_GPIO4_IRQ, |
| NPCM7XX_GPIO5_IRQ, |
| NPCM7XX_GPIO6_IRQ, |
| NPCM7XX_GPIO7_IRQ, |
| }; |
| |
| /* Total number of GIC interrupts, including internal Cortex-A9 interrupts. */ |
| #define NPCM7XX_NUM_IRQ (160) |
| |
| /* Register base address for each Timer Module */ |
| static const hwaddr npcm7xx_tim_addr[] = { |
| 0xf0008000, |
| 0xf0009000, |
| 0xf000a000, |
| }; |
| |
| /* Register base address for each 16550 UART */ |
| static const hwaddr npcm7xx_uart_addr[] = { |
| 0xf0001000, |
| 0xf0002000, |
| 0xf0003000, |
| 0xf0004000, |
| }; |
| |
| /* Direct memory-mapped access to SPI0 CS0-1. */ |
| static const hwaddr npcm7xx_fiu0_flash_addr[] = { |
| 0x80000000, /* CS0 */ |
| 0x88000000, /* CS1 */ |
| }; |
| |
| /* Direct memory-mapped access to SPI3 CS0-3. */ |
| static const hwaddr npcm7xx_fiu3_flash_addr[] = { |
| 0xa0000000, /* CS0 */ |
| 0xa8000000, /* CS1 */ |
| 0xb0000000, /* CS2 */ |
| 0xb8000000, /* CS3 */ |
| }; |
| |
| /* Register base address for each PWM Module */ |
| static const hwaddr npcm7xx_pwm_addr[] = { |
| 0xf0103000, |
| 0xf0104000, |
| }; |
| |
| /* Register base address for each MFT Module */ |
| static const hwaddr npcm7xx_mft_addr[] = { |
| 0xf0180000, |
| 0xf0181000, |
| 0xf0182000, |
| 0xf0183000, |
| 0xf0184000, |
| 0xf0185000, |
| 0xf0186000, |
| 0xf0187000, |
| }; |
| |
| /* Direct memory-mapped access to each SMBus Module. */ |
| static const hwaddr npcm7xx_smbus_addr[] = { |
| 0xf0080000, |
| 0xf0081000, |
| 0xf0082000, |
| 0xf0083000, |
| 0xf0084000, |
| 0xf0085000, |
| 0xf0086000, |
| 0xf0087000, |
| 0xf0088000, |
| 0xf0089000, |
| 0xf008a000, |
| 0xf008b000, |
| 0xf008c000, |
| 0xf008d000, |
| 0xf008e000, |
| 0xf008f000, |
| }; |
| |
| /* Register base address for each EMC Module */ |
| static const hwaddr npcm7xx_emc_addr[] = { |
| 0xf0825000, |
| 0xf0826000, |
| }; |
| |
| static const struct { |
| hwaddr regs_addr; |
| uint32_t unconnected_pins; |
| uint32_t reset_pu; |
| uint32_t reset_pd; |
| uint32_t reset_osrc; |
| uint32_t reset_odsc; |
| } npcm7xx_gpio[] = { |
| { |
| .regs_addr = 0xf0010000, |
| .reset_pu = 0xff03ffff, |
| .reset_pd = 0x00fc0000, |
| }, { |
| .regs_addr = 0xf0011000, |
| .unconnected_pins = 0x0000001e, |
| .reset_pu = 0xfefffe07, |
| .reset_pd = 0x010001e0, |
| }, { |
| .regs_addr = 0xf0012000, |
| .reset_pu = 0x780fffff, |
| .reset_pd = 0x07f00000, |
| .reset_odsc = 0x00700000, |
| }, { |
| .regs_addr = 0xf0013000, |
| .reset_pu = 0x00fc0000, |
| .reset_pd = 0xff000000, |
| }, { |
| .regs_addr = 0xf0014000, |
| .reset_pu = 0xffffffff, |
| }, { |
| .regs_addr = 0xf0015000, |
| .reset_pu = 0xbf83f801, |
| .reset_pd = 0x007c0000, |
| .reset_osrc = 0x000000f1, |
| .reset_odsc = 0x3f9f80f1, |
| }, { |
| .regs_addr = 0xf0016000, |
| .reset_pu = 0xfc00f801, |
| .reset_pd = 0x000007fe, |
| .reset_odsc = 0x00000800, |
| }, { |
| .regs_addr = 0xf0017000, |
| .unconnected_pins = 0xffffff00, |
| .reset_pu = 0x0000007f, |
| .reset_osrc = 0x0000007f, |
| .reset_odsc = 0x0000007f, |
| }, |
| }; |
| |
| static const struct { |
| const char *name; |
| hwaddr regs_addr; |
| int cs_count; |
| const hwaddr *flash_addr; |
| } npcm7xx_fiu[] = { |
| { |
| .name = "fiu0", |
| .regs_addr = 0xfb000000, |
| .cs_count = ARRAY_SIZE(npcm7xx_fiu0_flash_addr), |
| .flash_addr = npcm7xx_fiu0_flash_addr, |
| }, { |
| .name = "fiu3", |
| .regs_addr = 0xc0000000, |
| .cs_count = ARRAY_SIZE(npcm7xx_fiu3_flash_addr), |
| .flash_addr = npcm7xx_fiu3_flash_addr, |
| }, |
| }; |
| |
| static void npcm7xx_write_board_setup(ARMCPU *cpu, |
| const struct arm_boot_info *info) |
| { |
| uint32_t board_setup[] = { |
| 0xe59f0010, /* ldr r0, clk_base_addr */ |
| 0xe59f1010, /* ldr r1, pllcon1_value */ |
| 0xe5801010, /* str r1, [r0, #16] */ |
| 0xe59f100c, /* ldr r1, clksel_value */ |
| 0xe5801004, /* str r1, [r0, #4] */ |
| 0xe12fff1e, /* bx lr */ |
| NPCM7XX_CLK_BA, |
| NPCM7XX_PLLCON1_FIXUP_VAL, |
| NPCM7XX_CLKSEL_FIXUP_VAL, |
| }; |
| int i; |
| |
| for (i = 0; i < ARRAY_SIZE(board_setup); i++) { |
| board_setup[i] = tswap32(board_setup[i]); |
| } |
| rom_add_blob_fixed("board-setup", board_setup, sizeof(board_setup), |
| info->board_setup_addr); |
| } |
| |
| static void npcm7xx_write_secondary_boot(ARMCPU *cpu, |
| const struct arm_boot_info *info) |
| { |
| /* |
| * The default smpboot stub halts the secondary CPU with a 'wfi' |
| * instruction, but the arch/arm/mach-npcm/platsmp.c in the Linux kernel |
| * does not send an IPI to wake it up, so the second CPU fails to boot. So |
| * we need to provide our own smpboot stub that can not use 'wfi', it has |
| * to spin the secondary CPU until the first CPU writes to the SCRPAD reg. |
| */ |
| uint32_t smpboot[] = { |
| 0xe59f2018, /* ldr r2, bootreg_addr */ |
| 0xe3a00000, /* mov r0, #0 */ |
| 0xe5820000, /* str r0, [r2] */ |
| 0xe320f002, /* wfe */ |
| 0xe5921000, /* ldr r1, [r2] */ |
| 0xe1110001, /* tst r1, r1 */ |
| 0x0afffffb, /* beq <wfe> */ |
| 0xe12fff11, /* bx r1 */ |
| NPCM7XX_SMP_BOOTREG_ADDR, |
| }; |
| int i; |
| |
| for (i = 0; i < ARRAY_SIZE(smpboot); i++) { |
| smpboot[i] = tswap32(smpboot[i]); |
| } |
| |
| rom_add_blob_fixed("smpboot", smpboot, sizeof(smpboot), |
| NPCM7XX_SMP_LOADER_START); |
| } |
| |
| static struct arm_boot_info npcm7xx_binfo = { |
| .loader_start = NPCM7XX_LOADER_START, |
| .smp_loader_start = NPCM7XX_SMP_LOADER_START, |
| .smp_bootreg_addr = NPCM7XX_SMP_BOOTREG_ADDR, |
| .gic_cpu_if_addr = NPCM7XX_GIC_CPU_IF_ADDR, |
| .write_secondary_boot = npcm7xx_write_secondary_boot, |
| .board_id = -1, |
| .board_setup_addr = NPCM7XX_BOARD_SETUP_ADDR, |
| .write_board_setup = npcm7xx_write_board_setup, |
| }; |
| |
| void npcm7xx_load_kernel(MachineState *machine, NPCM7xxState *soc) |
| { |
| NPCM7xxClass *sc = NPCM7XX_GET_CLASS(soc); |
| |
| npcm7xx_binfo.ram_size = machine->ram_size; |
| npcm7xx_binfo.nb_cpus = sc->num_cpus; |
| |
| arm_load_kernel(&soc->cpu[0], machine, &npcm7xx_binfo); |
| } |
| |
| static void npcm7xx_init_fuses(NPCM7xxState *s) |
| { |
| NPCM7xxClass *nc = NPCM7XX_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 npcm7xx_write_adc_calibration(NPCM7xxState *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 npcm7xx_irq(NPCM7xxState *s, int n) |
| { |
| return qdev_get_gpio_in(DEVICE(&s->a9mpcore), n); |
| } |
| |
| static void npcm7xx_init(Object *obj) |
| { |
| NPCM7xxState *s = NPCM7XX(obj); |
| int i; |
| |
| for (i = 0; i < NPCM7XX_MAX_NUM_CPUS; i++) { |
| object_initialize_child(obj, "cpu[*]", &s->cpu[i], |
| ARM_CPU_TYPE_NAME("cortex-a9")); |
| } |
| |
| object_initialize_child(obj, "a9mpcore", &s->a9mpcore, TYPE_A9MPCORE_PRIV); |
| object_initialize_child(obj, "gcr", &s->gcr, TYPE_NPCM7XX_GCR); |
| object_property_add_alias(obj, "power-on-straps", OBJECT(&s->gcr), |
| "power-on-straps"); |
| object_initialize_child(obj, "clk", &s->clk, TYPE_NPCM7XX_CLK); |
| object_initialize_child(obj, "otp1", &s->key_storage, |
| TYPE_NPCM7XX_KEY_STORAGE); |
| object_initialize_child(obj, "otp2", &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); |
| } |
| |
| object_initialize_child(obj, "ehci", &s->ehci, TYPE_NPCM7XX_EHCI); |
| object_initialize_child(obj, "ohci", &s->ohci, TYPE_SYSBUS_OHCI); |
| |
| QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_fiu) != ARRAY_SIZE(s->fiu)); |
| for (i = 0; i < ARRAY_SIZE(s->fiu); i++) { |
| object_initialize_child(obj, npcm7xx_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); |
| } |
| |
| for (i = 0; i < ARRAY_SIZE(s->emc); i++) { |
| object_initialize_child(obj, "emc[*]", &s->emc[i], TYPE_NPCM7XX_EMC); |
| } |
| } |
| |
| static void npcm7xx_realize(DeviceState *dev, Error **errp) |
| { |
| NPCM7xxState *s = NPCM7XX(dev); |
| NPCM7xxClass *nc = NPCM7XX_GET_CLASS(s); |
| int i; |
| |
| if (memory_region_size(s->dram) > NPCM7XX_DRAM_SZ) { |
| error_setg(errp, "%s: NPCM7xx cannot address more than %" PRIu64 |
| " MiB of DRAM", __func__, NPCM7XX_DRAM_SZ / MiB); |
| return; |
| } |
| |
| /* CPUs */ |
| for (i = 0; i < nc->num_cpus; i++) { |
| object_property_set_int(OBJECT(&s->cpu[i]), "mp-affinity", |
| arm_cpu_mp_affinity(i, NPCM7XX_MAX_NUM_CPUS), |
| &error_abort); |
| object_property_set_int(OBJECT(&s->cpu[i]), "reset-cbar", |
| NPCM7XX_GIC_CPU_IF_ADDR, &error_abort); |
| object_property_set_bool(OBJECT(&s->cpu[i]), "reset-hivecs", true, |
| &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; |
| } |
| } |
| |
| /* A9MPCORE peripherals. Can only fail if we pass bad parameters here. */ |
| object_property_set_int(OBJECT(&s->a9mpcore), "num-cpu", nc->num_cpus, |
| &error_abort); |
| object_property_set_int(OBJECT(&s->a9mpcore), "num-irq", NPCM7XX_NUM_IRQ, |
| &error_abort); |
| sysbus_realize(SYS_BUS_DEVICE(&s->a9mpcore), &error_abort); |
| sysbus_mmio_map(SYS_BUS_DEVICE(&s->a9mpcore), 0, NPCM7XX_CPUP_BA); |
| |
| for (i = 0; i < nc->num_cpus; i++) { |
| sysbus_connect_irq(SYS_BUS_DEVICE(&s->a9mpcore), i, |
| qdev_get_gpio_in(DEVICE(&s->cpu[i]), ARM_CPU_IRQ)); |
| sysbus_connect_irq(SYS_BUS_DEVICE(&s->a9mpcore), i + nc->num_cpus, |
| qdev_get_gpio_in(DEVICE(&s->cpu[i]), ARM_CPU_FIQ)); |
| } |
| |
| /* L2 cache controller */ |
| sysbus_create_simple("l2x0", NPCM7XX_L2C_BA, NULL); |
| |
| /* 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, NPCM7XX_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, NPCM7XX_CLK_BA); |
| |
| /* OTP key storage and fuse strap array. Cannot fail. */ |
| sysbus_realize(SYS_BUS_DEVICE(&s->key_storage), &error_abort); |
| sysbus_mmio_map(SYS_BUS_DEVICE(&s->key_storage), 0, NPCM7XX_OTP1_BA); |
| sysbus_realize(SYS_BUS_DEVICE(&s->fuse_array), &error_abort); |
| sysbus_mmio_map(SYS_BUS_DEVICE(&s->fuse_array), 0, NPCM7XX_OTP2_BA); |
| npcm7xx_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, NPCM7XX_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, NPCM7XX_ADC_BA); |
| sysbus_connect_irq(SYS_BUS_DEVICE(&s->adc), 0, |
| npcm7xx_irq(s, NPCM7XX_ADC_IRQ)); |
| npcm7xx_write_adc_calibration(s); |
| |
| /* Timer Modules (TIM). Cannot fail. */ |
| QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_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, npcm7xx_tim_addr[i]); |
| |
| first_irq = NPCM7XX_TIMER0_IRQ + i * NPCM7XX_TIMERS_PER_CTRL; |
| for (j = 0; j < NPCM7XX_TIMERS_PER_CTRL; j++) { |
| qemu_irq irq = npcm7xx_irq(s, first_irq + j); |
| sysbus_connect_irq(sbd, j, irq); |
| } |
| |
| /* IRQ for watchdogs */ |
| sysbus_connect_irq(sbd, NPCM7XX_TIMERS_PER_CTRL, |
| npcm7xx_irq(s, NPCM7XX_WDG0_IRQ + i)); |
| /* GPIO that connects clk module with watchdog */ |
| 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..3 (16550 compatible) */ |
| for (i = 0; i < ARRAY_SIZE(npcm7xx_uart_addr); i++) { |
| serial_mm_init(get_system_memory(), npcm7xx_uart_addr[i], 2, |
| npcm7xx_irq(s, NPCM7XX_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, NPCM7XX_RNG_BA); |
| |
| /* GPIO modules. Cannot fail. */ |
| QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_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", |
| npcm7xx_gpio[i].reset_pu, &error_abort); |
| object_property_set_uint(obj, "reset-pulldown", |
| npcm7xx_gpio[i].reset_pd, &error_abort); |
| object_property_set_uint(obj, "reset-osrc", |
| npcm7xx_gpio[i].reset_osrc, &error_abort); |
| object_property_set_uint(obj, "reset-odsc", |
| npcm7xx_gpio[i].reset_odsc, &error_abort); |
| sysbus_realize(SYS_BUS_DEVICE(obj), &error_abort); |
| sysbus_mmio_map(SYS_BUS_DEVICE(obj), 0, npcm7xx_gpio[i].regs_addr); |
| sysbus_connect_irq(SYS_BUS_DEVICE(obj), 0, |
| npcm7xx_irq(s, NPCM7XX_GPIO0_IRQ + i)); |
| } |
| |
| /* SMBus modules. Cannot fail. */ |
| QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_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, npcm7xx_smbus_addr[i]); |
| sysbus_connect_irq(SYS_BUS_DEVICE(obj), 0, |
| npcm7xx_irq(s, NPCM7XX_SMBUS0_IRQ + i)); |
| } |
| |
| /* USB Host */ |
| object_property_set_bool(OBJECT(&s->ehci), "companion-enable", true, |
| &error_abort); |
| sysbus_realize(SYS_BUS_DEVICE(&s->ehci), &error_abort); |
| sysbus_mmio_map(SYS_BUS_DEVICE(&s->ehci), 0, NPCM7XX_EHCI_BA); |
| sysbus_connect_irq(SYS_BUS_DEVICE(&s->ehci), 0, |
| npcm7xx_irq(s, NPCM7XX_EHCI_IRQ)); |
| |
| object_property_set_str(OBJECT(&s->ohci), "masterbus", "usb-bus.0", |
| &error_abort); |
| object_property_set_uint(OBJECT(&s->ohci), "num-ports", 1, &error_abort); |
| sysbus_realize(SYS_BUS_DEVICE(&s->ohci), &error_abort); |
| sysbus_mmio_map(SYS_BUS_DEVICE(&s->ohci), 0, NPCM7XX_OHCI_BA); |
| sysbus_connect_irq(SYS_BUS_DEVICE(&s->ohci), 0, |
| npcm7xx_irq(s, NPCM7XX_OHCI_IRQ)); |
| |
| /* PWM Modules. Cannot fail. */ |
| QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_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, npcm7xx_pwm_addr[i]); |
| sysbus_connect_irq(sbd, i, npcm7xx_irq(s, NPCM7XX_PWM0_IRQ + i)); |
| } |
| |
| /* MFT Modules. Cannot fail. */ |
| QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_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, npcm7xx_mft_addr[i]); |
| sysbus_connect_irq(sbd, 0, npcm7xx_irq(s, NPCM7XX_MFT0_IRQ + i)); |
| } |
| |
| /* |
| * EMC Modules. Cannot fail. |
| * The mapping of the device to its netdev backend works as follows: |
| * emc[i] = nd_table[i] |
| * This works around the inability to specify the netdev property for the |
| * emc device: it's not pluggable and thus the -device option can't be |
| * used. |
| */ |
| QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_emc_addr) != ARRAY_SIZE(s->emc)); |
| QEMU_BUILD_BUG_ON(ARRAY_SIZE(s->emc) != 2); |
| for (i = 0; i < ARRAY_SIZE(s->emc); i++) { |
| s->emc[i].emc_num = i; |
| SysBusDevice *sbd = SYS_BUS_DEVICE(&s->emc[i]); |
| if (nd_table[i].used) { |
| qemu_check_nic_model(&nd_table[i], TYPE_NPCM7XX_EMC); |
| qdev_set_nic_properties(DEVICE(sbd), &nd_table[i]); |
| } |
| /* |
| * The device exists regardless of whether it's connected to a QEMU |
| * netdev backend. So always instantiate it even if there is no |
| * backend. |
| */ |
| sysbus_realize(sbd, &error_abort); |
| sysbus_mmio_map(sbd, 0, npcm7xx_emc_addr[i]); |
| int tx_irq = i == 0 ? NPCM7XX_EMC1TX_IRQ : NPCM7XX_EMC2TX_IRQ; |
| int rx_irq = i == 0 ? NPCM7XX_EMC1RX_IRQ : NPCM7XX_EMC2RX_IRQ; |
| /* |
| * N.B. The values for the second argument sysbus_connect_irq are |
| * chosen to match the registration order in npcm7xx_emc_realize. |
| */ |
| sysbus_connect_irq(sbd, 0, npcm7xx_irq(s, tx_irq)); |
| sysbus_connect_irq(sbd, 1, npcm7xx_irq(s, rx_irq)); |
| } |
| |
| /* |
| * 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(npcm7xx_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", |
| npcm7xx_fiu[i].cs_count, &error_abort); |
| sysbus_realize(sbd, &error_abort); |
| |
| sysbus_mmio_map(sbd, 0, npcm7xx_fiu[i].regs_addr); |
| for (j = 0; j < npcm7xx_fiu[i].cs_count; j++) { |
| sysbus_mmio_map(sbd, j + 1, npcm7xx_fiu[i].flash_addr[j]); |
| } |
| } |
| |
| /* RAM2 (SRAM) */ |
| memory_region_init_ram(&s->sram, OBJECT(dev), "ram2", |
| NPCM7XX_RAM2_SZ, &error_abort); |
| memory_region_add_subregion(get_system_memory(), NPCM7XX_RAM2_BA, &s->sram); |
| |
| /* RAM3 (SRAM) */ |
| memory_region_init_ram(&s->ram3, OBJECT(dev), "ram3", |
| NPCM7XX_RAM3_SZ, &error_abort); |
| memory_region_add_subregion(get_system_memory(), NPCM7XX_RAM3_BA, &s->ram3); |
| |
| /* Internal ROM */ |
| memory_region_init_rom(&s->irom, OBJECT(dev), "irom", NPCM7XX_ROM_SZ, |
| &error_abort); |
| memory_region_add_subregion(get_system_memory(), NPCM7XX_ROM_BA, &s->irom); |
| |
| create_unimplemented_device("npcm7xx.shm", 0xc0001000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.vdmx", 0xe0800000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.pcierc", 0xe1000000, 64 * KiB); |
| create_unimplemented_device("npcm7xx.kcs", 0xf0007000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.gfxi", 0xf000e000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.espi", 0xf009f000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.peci", 0xf0100000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.siox[1]", 0xf0101000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.siox[2]", 0xf0102000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.pspi1", 0xf0200000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.pspi2", 0xf0201000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.ahbpci", 0xf0400000, 1 * MiB); |
| create_unimplemented_device("npcm7xx.mcphy", 0xf05f0000, 64 * KiB); |
| create_unimplemented_device("npcm7xx.gmac1", 0xf0802000, 8 * KiB); |
| create_unimplemented_device("npcm7xx.gmac2", 0xf0804000, 8 * KiB); |
| create_unimplemented_device("npcm7xx.vcd", 0xf0810000, 64 * KiB); |
| create_unimplemented_device("npcm7xx.ece", 0xf0820000, 8 * KiB); |
| create_unimplemented_device("npcm7xx.vdma", 0xf0822000, 8 * KiB); |
| create_unimplemented_device("npcm7xx.usbd[0]", 0xf0830000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.usbd[1]", 0xf0831000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.usbd[2]", 0xf0832000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.usbd[3]", 0xf0833000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.usbd[4]", 0xf0834000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.usbd[5]", 0xf0835000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.usbd[6]", 0xf0836000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.usbd[7]", 0xf0837000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.usbd[8]", 0xf0838000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.usbd[9]", 0xf0839000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.sd", 0xf0840000, 8 * KiB); |
| create_unimplemented_device("npcm7xx.mmc", 0xf0842000, 8 * KiB); |
| create_unimplemented_device("npcm7xx.pcimbx", 0xf0848000, 512 * KiB); |
| create_unimplemented_device("npcm7xx.aes", 0xf0858000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.des", 0xf0859000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.sha", 0xf085a000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.secacc", 0xf085b000, 4 * KiB); |
| create_unimplemented_device("npcm7xx.spixcs0", 0xf8000000, 16 * MiB); |
| create_unimplemented_device("npcm7xx.spixcs1", 0xf9000000, 16 * MiB); |
| create_unimplemented_device("npcm7xx.spix", 0xfb001000, 4 * KiB); |
| } |
| |
| static Property npcm7xx_properties[] = { |
| DEFINE_PROP_LINK("dram-mr", NPCM7xxState, dram, TYPE_MEMORY_REGION, |
| MemoryRegion *), |
| DEFINE_PROP_END_OF_LIST(), |
| }; |
| |
| static void npcm7xx_class_init(ObjectClass *oc, void *data) |
| { |
| DeviceClass *dc = DEVICE_CLASS(oc); |
| |
| dc->realize = npcm7xx_realize; |
| dc->user_creatable = false; |
| device_class_set_props(dc, npcm7xx_properties); |
| } |
| |
| static void npcm730_class_init(ObjectClass *oc, void *data) |
| { |
| NPCM7xxClass *nc = NPCM7XX_CLASS(oc); |
| |
| /* NPCM730 is optimized for data center use, so no graphics, etc. */ |
| nc->disabled_modules = 0x00300395; |
| nc->num_cpus = 2; |
| } |
| |
| static void npcm750_class_init(ObjectClass *oc, void *data) |
| { |
| NPCM7xxClass *nc = NPCM7XX_CLASS(oc); |
| |
| /* NPCM750 has 2 cores and a full set of peripherals */ |
| nc->disabled_modules = 0x00000000; |
| nc->num_cpus = 2; |
| } |
| |
| static const TypeInfo npcm7xx_soc_types[] = { |
| { |
| .name = TYPE_NPCM7XX, |
| .parent = TYPE_DEVICE, |
| .instance_size = sizeof(NPCM7xxState), |
| .instance_init = npcm7xx_init, |
| .class_size = sizeof(NPCM7xxClass), |
| .class_init = npcm7xx_class_init, |
| .abstract = true, |
| }, { |
| .name = TYPE_NPCM730, |
| .parent = TYPE_NPCM7XX, |
| .class_init = npcm730_class_init, |
| }, { |
| .name = TYPE_NPCM750, |
| .parent = TYPE_NPCM7XX, |
| .class_init = npcm750_class_init, |
| }, |
| }; |
| |
| DEFINE_TYPES(npcm7xx_soc_types); |
