/* * Samsung exynos4210 SoC emulation * * Copyright (c) 2011 Samsung Electronics Co., Ltd. All rights reserved. * Maksim Kozlov * Evgeny Voevodin * Igor Mitsyanko * * 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. * * You should have received a copy of the GNU General Public License along * with this program; if not, see . * */ #include "qemu/osdep.h" #include "qapi/error.h" #include "exec/tswap.h" #include "cpu.h" #include "hw/cpu/a9mpcore.h" #include "hw/irq.h" #include "sysemu/blockdev.h" #include "sysemu/sysemu.h" #include "hw/sysbus.h" #include "hw/arm/boot.h" #include "hw/loader.h" #include "hw/qdev-properties.h" #include "hw/arm/exynos4210.h" #include "hw/sd/sdhci.h" #include "hw/usb/hcd-ehci.h" #include "target/arm/cpu-qom.h" #define EXYNOS4210_CHIPID_ADDR 0x10000000 /* PWM */ #define EXYNOS4210_PWM_BASE_ADDR 0x139D0000 /* RTC */ #define EXYNOS4210_RTC_BASE_ADDR 0x10070000 /* MCT */ #define EXYNOS4210_MCT_BASE_ADDR 0x10050000 /* I2C */ #define EXYNOS4210_I2C_SHIFT 0x00010000 #define EXYNOS4210_I2C_BASE_ADDR 0x13860000 /* Interrupt Group of External Interrupt Combiner for I2C */ #define EXYNOS4210_I2C_INTG 27 #define EXYNOS4210_HDMI_INTG 16 /* UART's definitions */ #define EXYNOS4210_UART0_BASE_ADDR 0x13800000 #define EXYNOS4210_UART1_BASE_ADDR 0x13810000 #define EXYNOS4210_UART2_BASE_ADDR 0x13820000 #define EXYNOS4210_UART3_BASE_ADDR 0x13830000 #define EXYNOS4210_UART0_FIFO_SIZE 256 #define EXYNOS4210_UART1_FIFO_SIZE 64 #define EXYNOS4210_UART2_FIFO_SIZE 16 #define EXYNOS4210_UART3_FIFO_SIZE 16 /* Interrupt Group of External Interrupt Combiner for UART */ #define EXYNOS4210_UART_INT_GRP 26 /* External GIC */ #define EXYNOS4210_EXT_GIC_CPU_BASE_ADDR 0x10480000 #define EXYNOS4210_EXT_GIC_DIST_BASE_ADDR 0x10490000 /* Combiner */ #define EXYNOS4210_EXT_COMBINER_BASE_ADDR 0x10440000 #define EXYNOS4210_INT_COMBINER_BASE_ADDR 0x10448000 /* SD/MMC host controllers */ #define EXYNOS4210_SDHCI_CAPABILITIES 0x05E80080 #define EXYNOS4210_SDHCI_BASE_ADDR 0x12510000 #define EXYNOS4210_SDHCI_ADDR(n) (EXYNOS4210_SDHCI_BASE_ADDR + \ 0x00010000 * (n)) #define EXYNOS4210_SDHCI_NUMBER 4 /* PMU SFR base address */ #define EXYNOS4210_PMU_BASE_ADDR 0x10020000 /* Clock controller SFR base address */ #define EXYNOS4210_CLK_BASE_ADDR 0x10030000 /* PRNG/HASH SFR base address */ #define EXYNOS4210_RNG_BASE_ADDR 0x10830400 /* Display controllers (FIMD) */ #define EXYNOS4210_FIMD0_BASE_ADDR 0x11C00000 /* EHCI */ #define EXYNOS4210_EHCI_BASE_ADDR 0x12580000 /* DMA */ #define EXYNOS4210_PL330_BASE0_ADDR 0x12680000 #define EXYNOS4210_PL330_BASE1_ADDR 0x12690000 #define EXYNOS4210_PL330_BASE2_ADDR 0x12850000 enum ExtGicId { EXT_GIC_ID_MDMA_LCD0 = 66, EXT_GIC_ID_PDMA0, EXT_GIC_ID_PDMA1, EXT_GIC_ID_TIMER0, EXT_GIC_ID_TIMER1, EXT_GIC_ID_TIMER2, EXT_GIC_ID_TIMER3, EXT_GIC_ID_TIMER4, EXT_GIC_ID_MCT_L0, EXT_GIC_ID_WDT, EXT_GIC_ID_RTC_ALARM, EXT_GIC_ID_RTC_TIC, EXT_GIC_ID_GPIO_XB, EXT_GIC_ID_GPIO_XA, EXT_GIC_ID_MCT_L1, EXT_GIC_ID_IEM_APC, EXT_GIC_ID_IEM_IEC, EXT_GIC_ID_NFC, EXT_GIC_ID_UART0, EXT_GIC_ID_UART1, EXT_GIC_ID_UART2, EXT_GIC_ID_UART3, EXT_GIC_ID_UART4, EXT_GIC_ID_MCT_G0, EXT_GIC_ID_I2C0, EXT_GIC_ID_I2C1, EXT_GIC_ID_I2C2, EXT_GIC_ID_I2C3, EXT_GIC_ID_I2C4, EXT_GIC_ID_I2C5, EXT_GIC_ID_I2C6, EXT_GIC_ID_I2C7, EXT_GIC_ID_SPI0, EXT_GIC_ID_SPI1, EXT_GIC_ID_SPI2, EXT_GIC_ID_MCT_G1, EXT_GIC_ID_USB_HOST, EXT_GIC_ID_USB_DEVICE, EXT_GIC_ID_MODEMIF, EXT_GIC_ID_HSMMC0, EXT_GIC_ID_HSMMC1, EXT_GIC_ID_HSMMC2, EXT_GIC_ID_HSMMC3, EXT_GIC_ID_SDMMC, EXT_GIC_ID_MIPI_CSI_4LANE, EXT_GIC_ID_MIPI_DSI_4LANE, EXT_GIC_ID_MIPI_CSI_2LANE, EXT_GIC_ID_MIPI_DSI_2LANE, EXT_GIC_ID_ONENAND_AUDI, EXT_GIC_ID_ROTATOR, EXT_GIC_ID_FIMC0, EXT_GIC_ID_FIMC1, EXT_GIC_ID_FIMC2, EXT_GIC_ID_FIMC3, EXT_GIC_ID_JPEG, EXT_GIC_ID_2D, EXT_GIC_ID_PCIe, EXT_GIC_ID_MIXER, EXT_GIC_ID_HDMI, EXT_GIC_ID_HDMI_I2C, EXT_GIC_ID_MFC, EXT_GIC_ID_TVENC, }; enum ExtInt { EXT_GIC_ID_EXTINT0 = 48, EXT_GIC_ID_EXTINT1, EXT_GIC_ID_EXTINT2, EXT_GIC_ID_EXTINT3, EXT_GIC_ID_EXTINT4, EXT_GIC_ID_EXTINT5, EXT_GIC_ID_EXTINT6, EXT_GIC_ID_EXTINT7, EXT_GIC_ID_EXTINT8, EXT_GIC_ID_EXTINT9, EXT_GIC_ID_EXTINT10, EXT_GIC_ID_EXTINT11, EXT_GIC_ID_EXTINT12, EXT_GIC_ID_EXTINT13, EXT_GIC_ID_EXTINT14, EXT_GIC_ID_EXTINT15 }; /* * External GIC sources which are not from External Interrupt Combiner or * External Interrupts are starting from EXYNOS4210_MAX_EXT_COMBINER_OUT_IRQ, * which is INTG16 in Internal Interrupt Combiner. */ static const uint32_t combiner_grp_to_gic_id[64 - EXYNOS4210_MAX_EXT_COMBINER_OUT_IRQ][8] = { /* int combiner groups 16-19 */ { }, { }, { }, { }, /* int combiner group 20 */ { 0, EXT_GIC_ID_MDMA_LCD0 }, /* int combiner group 21 */ { EXT_GIC_ID_PDMA0, EXT_GIC_ID_PDMA1 }, /* int combiner group 22 */ { EXT_GIC_ID_TIMER0, EXT_GIC_ID_TIMER1, EXT_GIC_ID_TIMER2, EXT_GIC_ID_TIMER3, EXT_GIC_ID_TIMER4 }, /* int combiner group 23 */ { EXT_GIC_ID_RTC_ALARM, EXT_GIC_ID_RTC_TIC }, /* int combiner group 24 */ { EXT_GIC_ID_GPIO_XB, EXT_GIC_ID_GPIO_XA }, /* int combiner group 25 */ { EXT_GIC_ID_IEM_APC, EXT_GIC_ID_IEM_IEC }, /* int combiner group 26 */ { EXT_GIC_ID_UART0, EXT_GIC_ID_UART1, EXT_GIC_ID_UART2, EXT_GIC_ID_UART3, EXT_GIC_ID_UART4 }, /* int combiner group 27 */ { EXT_GIC_ID_I2C0, EXT_GIC_ID_I2C1, EXT_GIC_ID_I2C2, EXT_GIC_ID_I2C3, EXT_GIC_ID_I2C4, EXT_GIC_ID_I2C5, EXT_GIC_ID_I2C6, EXT_GIC_ID_I2C7 }, /* int combiner group 28 */ { EXT_GIC_ID_SPI0, EXT_GIC_ID_SPI1, EXT_GIC_ID_SPI2 , EXT_GIC_ID_USB_HOST}, /* int combiner group 29 */ { EXT_GIC_ID_HSMMC0, EXT_GIC_ID_HSMMC1, EXT_GIC_ID_HSMMC2, EXT_GIC_ID_HSMMC3, EXT_GIC_ID_SDMMC }, /* int combiner group 30 */ { EXT_GIC_ID_MIPI_CSI_4LANE, EXT_GIC_ID_MIPI_CSI_2LANE }, /* int combiner group 31 */ { EXT_GIC_ID_MIPI_DSI_4LANE, EXT_GIC_ID_MIPI_DSI_2LANE }, /* int combiner group 32 */ { EXT_GIC_ID_FIMC0, EXT_GIC_ID_FIMC1 }, /* int combiner group 33 */ { EXT_GIC_ID_FIMC2, EXT_GIC_ID_FIMC3 }, /* int combiner group 34 */ { EXT_GIC_ID_ONENAND_AUDI, EXT_GIC_ID_NFC }, /* int combiner group 35 */ { 0, 0, 0, EXT_GIC_ID_MCT_L1 }, /* int combiner group 36 */ { EXT_GIC_ID_MIXER }, /* int combiner group 37 */ { EXT_GIC_ID_EXTINT4, EXT_GIC_ID_EXTINT5, EXT_GIC_ID_EXTINT6, EXT_GIC_ID_EXTINT7 }, /* groups 38-50 */ { }, { }, { }, { }, { }, { }, { }, { }, { }, { }, { }, { }, { }, /* int combiner group 51 */ { EXT_GIC_ID_MCT_L0 }, /* group 52 */ { }, /* int combiner group 53 */ { EXT_GIC_ID_WDT }, /* groups 54-63 */ { }, { }, { }, { }, { }, { }, { }, { }, { }, { } }; #define EXYNOS4210_COMBINER_GET_IRQ_NUM(grp, bit) ((grp) * 8 + (bit)) #define EXYNOS4210_COMBINER_GET_GRP_NUM(irq) ((irq) / 8) #define EXYNOS4210_COMBINER_GET_BIT_NUM(irq) \ ((irq) - 8 * EXYNOS4210_COMBINER_GET_GRP_NUM(irq)) /* * Some interrupt lines go to multiple combiner inputs. * This data structure defines those: each array element is * a list of combiner inputs which are connected together; * the one with the smallest interrupt ID value must be first. * As with combiner_grp_to_gic_id[], we rely on (0, 0) not being * wired to anything so we can use 0 as a terminator. */ #define IRQNO(G, B) EXYNOS4210_COMBINER_GET_IRQ_NUM(G, B) #define IRQNONE 0 #define COMBINERMAP_SIZE 16 static const int combinermap[COMBINERMAP_SIZE][6] = { /* MDNIE_LCD1 */ { IRQNO(0, 4), IRQNO(1, 0), IRQNONE }, { IRQNO(0, 5), IRQNO(1, 1), IRQNONE }, { IRQNO(0, 6), IRQNO(1, 2), IRQNONE }, { IRQNO(0, 7), IRQNO(1, 3), IRQNONE }, /* TMU */ { IRQNO(2, 4), IRQNO(3, 4), IRQNONE }, { IRQNO(2, 5), IRQNO(3, 5), IRQNONE }, { IRQNO(2, 6), IRQNO(3, 6), IRQNONE }, { IRQNO(2, 7), IRQNO(3, 7), IRQNONE }, /* LCD1 */ { IRQNO(11, 4), IRQNO(12, 0), IRQNONE }, { IRQNO(11, 5), IRQNO(12, 1), IRQNONE }, { IRQNO(11, 6), IRQNO(12, 2), IRQNONE }, { IRQNO(11, 7), IRQNO(12, 3), IRQNONE }, /* Multi-core timer */ { IRQNO(1, 4), IRQNO(12, 4), IRQNO(35, 4), IRQNO(51, 4), IRQNO(53, 4), IRQNONE }, { IRQNO(1, 5), IRQNO(12, 5), IRQNO(35, 5), IRQNO(51, 5), IRQNO(53, 5), IRQNONE }, { IRQNO(1, 6), IRQNO(12, 6), IRQNO(35, 6), IRQNO(51, 6), IRQNO(53, 6), IRQNONE }, { IRQNO(1, 7), IRQNO(12, 7), IRQNO(35, 7), IRQNO(51, 7), IRQNO(53, 7), IRQNONE }, }; #undef IRQNO static const int *combinermap_entry(int irq) { /* * If the interrupt number passed in is the first entry in some * line of the combinermap, return a pointer to that line; * otherwise return NULL. */ int i; for (i = 0; i < COMBINERMAP_SIZE; i++) { if (combinermap[i][0] == irq) { return combinermap[i]; } } return NULL; } static int mapline_size(const int *mapline) { /* Return number of entries in this mapline in total */ int i = 0; if (!mapline) { /* Not in the map? IRQ goes to exactly one combiner input */ return 1; } while (*mapline != IRQNONE) { mapline++; i++; } return i; } /* * Initialize board IRQs. * These IRQs contain split Int/External Combiner and External Gic IRQs. */ static void exynos4210_init_board_irqs(Exynos4210State *s) { uint32_t grp, bit, irq_id, n; DeviceState *extgicdev = DEVICE(&s->ext_gic); DeviceState *intcdev = DEVICE(&s->int_combiner); DeviceState *extcdev = DEVICE(&s->ext_combiner); int splitcount = 0; DeviceState *splitter; const int *mapline; int numlines, splitin, in; for (n = 0; n < EXYNOS4210_MAX_EXT_COMBINER_IN_IRQ; n++) { irq_id = 0; if (n == EXYNOS4210_COMBINER_GET_IRQ_NUM(1, 4)) { /* MCT_G0 is passed to External GIC */ irq_id = EXT_GIC_ID_MCT_G0; } if (n == EXYNOS4210_COMBINER_GET_IRQ_NUM(1, 5)) { /* MCT_G1 is passed to External and GIC */ irq_id = EXT_GIC_ID_MCT_G1; } if (s->irq_table[n]) { /* * This must be some non-first entry in a combinermap line, * and we've already filled it in. */ continue; } mapline = combinermap_entry(n); /* * We need to connect the IRQ to multiple inputs on both combiners * and possibly also to the external GIC. */ numlines = 2 * mapline_size(mapline); if (irq_id) { numlines++; } assert(splitcount < EXYNOS4210_NUM_SPLITTERS); splitter = DEVICE(&s->splitter[splitcount]); qdev_prop_set_uint16(splitter, "num-lines", numlines); qdev_realize(splitter, NULL, &error_abort); splitcount++; in = n; splitin = 0; for (;;) { s->irq_table[in] = qdev_get_gpio_in(splitter, 0); qdev_connect_gpio_out(splitter, splitin, qdev_get_gpio_in(intcdev, in)); qdev_connect_gpio_out(splitter, splitin + 1, qdev_get_gpio_in(extcdev, in)); splitin += 2; if (!mapline) { break; } mapline++; in = *mapline; if (in == IRQNONE) { break; } } if (irq_id) { qdev_connect_gpio_out(splitter, splitin, qdev_get_gpio_in(extgicdev, irq_id - 32)); } } for (; n < EXYNOS4210_MAX_INT_COMBINER_IN_IRQ; n++) { /* these IDs are passed to Internal Combiner and External GIC */ grp = EXYNOS4210_COMBINER_GET_GRP_NUM(n); bit = EXYNOS4210_COMBINER_GET_BIT_NUM(n); irq_id = combiner_grp_to_gic_id[grp - EXYNOS4210_MAX_EXT_COMBINER_OUT_IRQ][bit]; if (s->irq_table[n]) { /* * This must be some non-first entry in a combinermap line, * and we've already filled it in. */ continue; } if (irq_id) { assert(splitcount < EXYNOS4210_NUM_SPLITTERS); splitter = DEVICE(&s->splitter[splitcount]); qdev_prop_set_uint16(splitter, "num-lines", 2); qdev_realize(splitter, NULL, &error_abort); splitcount++; s->irq_table[n] = qdev_get_gpio_in(splitter, 0); qdev_connect_gpio_out(splitter, 0, qdev_get_gpio_in(intcdev, n)); qdev_connect_gpio_out(splitter, 1, qdev_get_gpio_in(extgicdev, irq_id - 32)); } else { s->irq_table[n] = qdev_get_gpio_in(intcdev, n); } } /* * We check this here to avoid a more obscure assert later when * qdev_assert_realized_properly() checks that we realized every * child object we initialized. */ assert(splitcount == EXYNOS4210_NUM_SPLITTERS); } /* * Get IRQ number from exynos4210 IRQ subsystem stub. * To identify IRQ source use internal combiner group and bit number * grp - group number * bit - bit number inside group */ uint32_t exynos4210_get_irq(uint32_t grp, uint32_t bit) { return EXYNOS4210_COMBINER_GET_IRQ_NUM(grp, bit); } static uint8_t chipid_and_omr[] = { 0x11, 0x02, 0x21, 0x43, 0x09, 0x00, 0x00, 0x00 }; static uint64_t exynos4210_chipid_and_omr_read(void *opaque, hwaddr offset, unsigned size) { assert(offset < sizeof(chipid_and_omr)); return chipid_and_omr[offset]; } static void exynos4210_chipid_and_omr_write(void *opaque, hwaddr offset, uint64_t value, unsigned size) { return; } static const MemoryRegionOps exynos4210_chipid_and_omr_ops = { .read = exynos4210_chipid_and_omr_read, .write = exynos4210_chipid_and_omr_write, .endianness = DEVICE_NATIVE_ENDIAN, .impl = { .max_access_size = 1, } }; void exynos4210_write_secondary(ARMCPU *cpu, const struct arm_boot_info *info) { int n; uint32_t smpboot[] = { 0xe59f3034, /* ldr r3, External gic_cpu_if */ 0xe59f2034, /* ldr r2, Internal gic_cpu_if */ 0xe59f0034, /* ldr r0, startaddr */ 0xe3a01001, /* mov r1, #1 */ 0xe5821000, /* str r1, [r2] */ 0xe5831000, /* str r1, [r3] */ 0xe3a010ff, /* mov r1, #0xff */ 0xe5821004, /* str r1, [r2, #4] */ 0xe5831004, /* str r1, [r3, #4] */ 0xf57ff04f, /* dsb */ 0xe320f003, /* wfi */ 0xe5901000, /* ldr r1, [r0] */ 0xe1110001, /* tst r1, r1 */ 0x0afffffb, /* beq */ 0xe12fff11, /* bx r1 */ EXYNOS4210_EXT_GIC_CPU_BASE_ADDR, 0, /* gic_cpu_if: base address of Internal GIC CPU interface */ 0 /* bootreg: Boot register address is held here */ }; smpboot[ARRAY_SIZE(smpboot) - 1] = info->smp_bootreg_addr; smpboot[ARRAY_SIZE(smpboot) - 2] = info->gic_cpu_if_addr; for (n = 0; n < ARRAY_SIZE(smpboot); n++) { smpboot[n] = tswap32(smpboot[n]); } rom_add_blob_fixed("smpboot", smpboot, sizeof(smpboot), info->smp_loader_start); } static uint64_t exynos4210_calc_affinity(int cpu) { /* Exynos4210 has 0x9 as cluster ID */ return (0x9 << ARM_AFF1_SHIFT) | cpu; } static DeviceState *pl330_create(uint32_t base, OrIRQState *orgate, qemu_irq irq, int nreq, int nevents, int width) { SysBusDevice *busdev; DeviceState *dev; int i; dev = qdev_new("pl330"); object_property_set_link(OBJECT(dev), "memory", OBJECT(get_system_memory()), &error_fatal); qdev_prop_set_uint8(dev, "num_events", nevents); qdev_prop_set_uint8(dev, "num_chnls", 8); qdev_prop_set_uint8(dev, "num_periph_req", nreq); qdev_prop_set_uint8(dev, "wr_cap", 4); qdev_prop_set_uint8(dev, "wr_q_dep", 8); qdev_prop_set_uint8(dev, "rd_cap", 4); qdev_prop_set_uint8(dev, "rd_q_dep", 8); qdev_prop_set_uint8(dev, "data_width", width); qdev_prop_set_uint16(dev, "data_buffer_dep", width); busdev = SYS_BUS_DEVICE(dev); sysbus_realize_and_unref(busdev, &error_fatal); sysbus_mmio_map(busdev, 0, base); object_property_set_int(OBJECT(orgate), "num-lines", nevents + 1, &error_abort); qdev_realize(DEVICE(orgate), NULL, &error_abort); for (i = 0; i < nevents + 1; i++) { sysbus_connect_irq(busdev, i, qdev_get_gpio_in(DEVICE(orgate), i)); } qdev_connect_gpio_out(DEVICE(orgate), 0, irq); return dev; } static void exynos4210_realize(DeviceState *socdev, Error **errp) { Exynos4210State *s = EXYNOS4210_SOC(socdev); MemoryRegion *system_mem = get_system_memory(); SysBusDevice *busdev; DeviceState *dev, *uart[4], *pl330[3]; int i, n; for (n = 0; n < EXYNOS4210_NCPUS; n++) { Object *cpuobj = object_new(ARM_CPU_TYPE_NAME("cortex-a9")); object_property_add_child(OBJECT(s), "cpu[*]", cpuobj); /* By default A9 CPUs have EL3 enabled. This board does not currently * support EL3 so the CPU EL3 property is disabled before realization. */ if (object_property_find(cpuobj, "has_el3")) { object_property_set_bool(cpuobj, "has_el3", false, &error_fatal); } s->cpu[n] = ARM_CPU(cpuobj); object_property_set_int(cpuobj, "mp-affinity", exynos4210_calc_affinity(n), &error_abort); object_property_set_int(cpuobj, "reset-cbar", EXYNOS4210_SMP_PRIVATE_BASE_ADDR, &error_abort); qdev_realize(DEVICE(cpuobj), NULL, &error_fatal); } /* IRQ Gate */ for (i = 0; i < EXYNOS4210_NCPUS; i++) { DeviceState *orgate = DEVICE(&s->cpu_irq_orgate[i]); object_property_set_int(OBJECT(orgate), "num-lines", EXYNOS4210_IRQ_GATE_NINPUTS, &error_abort); qdev_realize(orgate, NULL, &error_abort); qdev_connect_gpio_out(orgate, 0, qdev_get_gpio_in(DEVICE(s->cpu[i]), ARM_CPU_IRQ)); } /* Private memory region and Internal GIC */ qdev_prop_set_uint32(DEVICE(&s->a9mpcore), "num-cpu", EXYNOS4210_NCPUS); busdev = SYS_BUS_DEVICE(&s->a9mpcore); sysbus_realize(busdev, &error_fatal); sysbus_mmio_map(busdev, 0, EXYNOS4210_SMP_PRIVATE_BASE_ADDR); for (n = 0; n < EXYNOS4210_NCPUS; n++) { sysbus_connect_irq(busdev, n, qdev_get_gpio_in(DEVICE(&s->cpu_irq_orgate[n]), 0)); } /* Cache controller */ sysbus_create_simple("l2x0", EXYNOS4210_L2X0_BASE_ADDR, NULL); /* External GIC */ qdev_prop_set_uint32(DEVICE(&s->ext_gic), "num-cpu", EXYNOS4210_NCPUS); busdev = SYS_BUS_DEVICE(&s->ext_gic); sysbus_realize(busdev, &error_fatal); /* Map CPU interface */ sysbus_mmio_map(busdev, 0, EXYNOS4210_EXT_GIC_CPU_BASE_ADDR); /* Map Distributer interface */ sysbus_mmio_map(busdev, 1, EXYNOS4210_EXT_GIC_DIST_BASE_ADDR); for (n = 0; n < EXYNOS4210_NCPUS; n++) { sysbus_connect_irq(busdev, n, qdev_get_gpio_in(DEVICE(&s->cpu_irq_orgate[n]), 1)); } /* Internal Interrupt Combiner */ busdev = SYS_BUS_DEVICE(&s->int_combiner); sysbus_realize(busdev, &error_fatal); for (n = 0; n < EXYNOS4210_MAX_INT_COMBINER_OUT_IRQ; n++) { sysbus_connect_irq(busdev, n, qdev_get_gpio_in(DEVICE(&s->a9mpcore), n)); } sysbus_mmio_map(busdev, 0, EXYNOS4210_INT_COMBINER_BASE_ADDR); /* External Interrupt Combiner */ qdev_prop_set_uint32(DEVICE(&s->ext_combiner), "external", 1); busdev = SYS_BUS_DEVICE(&s->ext_combiner); sysbus_realize(busdev, &error_fatal); for (n = 0; n < EXYNOS4210_MAX_INT_COMBINER_OUT_IRQ; n++) { sysbus_connect_irq(busdev, n, qdev_get_gpio_in(DEVICE(&s->ext_gic), n)); } sysbus_mmio_map(busdev, 0, EXYNOS4210_EXT_COMBINER_BASE_ADDR); /* Initialize board IRQs. */ exynos4210_init_board_irqs(s); /*** Memory ***/ /* Chip-ID and OMR */ memory_region_init_io(&s->chipid_mem, OBJECT(socdev), &exynos4210_chipid_and_omr_ops, NULL, "exynos4210.chipid", sizeof(chipid_and_omr)); memory_region_add_subregion(system_mem, EXYNOS4210_CHIPID_ADDR, &s->chipid_mem); /* Internal ROM */ memory_region_init_rom(&s->irom_mem, OBJECT(socdev), "exynos4210.irom", EXYNOS4210_IROM_SIZE, &error_fatal); memory_region_add_subregion(system_mem, EXYNOS4210_IROM_BASE_ADDR, &s->irom_mem); /* mirror of iROM */ memory_region_init_alias(&s->irom_alias_mem, OBJECT(socdev), "exynos4210.irom_alias", &s->irom_mem, 0, EXYNOS4210_IROM_SIZE); memory_region_add_subregion(system_mem, EXYNOS4210_IROM_MIRROR_BASE_ADDR, &s->irom_alias_mem); /* Internal RAM */ memory_region_init_ram(&s->iram_mem, NULL, "exynos4210.iram", EXYNOS4210_IRAM_SIZE, &error_fatal); memory_region_add_subregion(system_mem, EXYNOS4210_IRAM_BASE_ADDR, &s->iram_mem); /* PMU. * The only reason of existence at the moment is that secondary CPU boot * loader uses PMU INFORM5 register as a holding pen. */ sysbus_create_simple("exynos4210.pmu", EXYNOS4210_PMU_BASE_ADDR, NULL); sysbus_create_simple("exynos4210.clk", EXYNOS4210_CLK_BASE_ADDR, NULL); sysbus_create_simple("exynos4210.rng", EXYNOS4210_RNG_BASE_ADDR, NULL); /* PWM */ sysbus_create_varargs("exynos4210.pwm", EXYNOS4210_PWM_BASE_ADDR, s->irq_table[exynos4210_get_irq(22, 0)], s->irq_table[exynos4210_get_irq(22, 1)], s->irq_table[exynos4210_get_irq(22, 2)], s->irq_table[exynos4210_get_irq(22, 3)], s->irq_table[exynos4210_get_irq(22, 4)], NULL); /* RTC */ sysbus_create_varargs("exynos4210.rtc", EXYNOS4210_RTC_BASE_ADDR, s->irq_table[exynos4210_get_irq(23, 0)], s->irq_table[exynos4210_get_irq(23, 1)], NULL); /* Multi Core Timer */ dev = qdev_new("exynos4210.mct"); busdev = SYS_BUS_DEVICE(dev); sysbus_realize_and_unref(busdev, &error_fatal); for (n = 0; n < 4; n++) { /* Connect global timer interrupts to Combiner gpio_in */ sysbus_connect_irq(busdev, n, s->irq_table[exynos4210_get_irq(1, 4 + n)]); } /* Connect local timer interrupts to Combiner gpio_in */ sysbus_connect_irq(busdev, 4, s->irq_table[exynos4210_get_irq(51, 0)]); sysbus_connect_irq(busdev, 5, s->irq_table[exynos4210_get_irq(35, 3)]); sysbus_mmio_map(busdev, 0, EXYNOS4210_MCT_BASE_ADDR); /*** I2C ***/ for (n = 0; n < EXYNOS4210_I2C_NUMBER; n++) { uint32_t addr = EXYNOS4210_I2C_BASE_ADDR + EXYNOS4210_I2C_SHIFT * n; qemu_irq i2c_irq; if (n < 8) { i2c_irq = s->irq_table[exynos4210_get_irq(EXYNOS4210_I2C_INTG, n)]; } else { i2c_irq = s->irq_table[exynos4210_get_irq(EXYNOS4210_HDMI_INTG, 1)]; } dev = qdev_new("exynos4210.i2c"); busdev = SYS_BUS_DEVICE(dev); sysbus_realize_and_unref(busdev, &error_fatal); sysbus_connect_irq(busdev, 0, i2c_irq); sysbus_mmio_map(busdev, 0, addr); s->i2c_if[n] = (I2CBus *)qdev_get_child_bus(dev, "i2c"); } /*** UARTs ***/ uart[0] = exynos4210_uart_create(EXYNOS4210_UART0_BASE_ADDR, EXYNOS4210_UART0_FIFO_SIZE, 0, serial_hd(0), s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 0)]); uart[1] = exynos4210_uart_create(EXYNOS4210_UART1_BASE_ADDR, EXYNOS4210_UART1_FIFO_SIZE, 1, serial_hd(1), s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 1)]); uart[2] = exynos4210_uart_create(EXYNOS4210_UART2_BASE_ADDR, EXYNOS4210_UART2_FIFO_SIZE, 2, serial_hd(2), s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 2)]); uart[3] = exynos4210_uart_create(EXYNOS4210_UART3_BASE_ADDR, EXYNOS4210_UART3_FIFO_SIZE, 3, serial_hd(3), s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 3)]); /*** SD/MMC host controllers ***/ for (n = 0; n < EXYNOS4210_SDHCI_NUMBER; n++) { DeviceState *carddev; BlockBackend *blk; DriveInfo *di; /* Compatible with: * - SD Host Controller Specification Version 2.0 * - SDIO Specification Version 2.0 * - MMC Specification Version 4.3 * - SDMA * - ADMA2 * * As this part of the Exynos4210 is not publicly available, * we used the "HS-MMC Controller S3C2416X RISC Microprocessor" * public datasheet which is very similar (implementing * MMC Specification Version 4.0 being the only difference noted) */ dev = qdev_new(TYPE_S3C_SDHCI); qdev_prop_set_uint64(dev, "capareg", EXYNOS4210_SDHCI_CAPABILITIES); busdev = SYS_BUS_DEVICE(dev); sysbus_realize_and_unref(busdev, &error_fatal); sysbus_mmio_map(busdev, 0, EXYNOS4210_SDHCI_ADDR(n)); sysbus_connect_irq(busdev, 0, s->irq_table[exynos4210_get_irq(29, n)]); di = drive_get(IF_SD, 0, n); blk = di ? blk_by_legacy_dinfo(di) : NULL; carddev = qdev_new(TYPE_SD_CARD); qdev_prop_set_drive(carddev, "drive", blk); qdev_realize_and_unref(carddev, qdev_get_child_bus(dev, "sd-bus"), &error_fatal); } /*** Display controller (FIMD) ***/ sysbus_create_varargs("exynos4210.fimd", EXYNOS4210_FIMD0_BASE_ADDR, s->irq_table[exynos4210_get_irq(11, 0)], s->irq_table[exynos4210_get_irq(11, 1)], s->irq_table[exynos4210_get_irq(11, 2)], NULL); sysbus_create_simple(TYPE_EXYNOS4210_EHCI, EXYNOS4210_EHCI_BASE_ADDR, s->irq_table[exynos4210_get_irq(28, 3)]); /*** DMA controllers ***/ pl330[0] = pl330_create(EXYNOS4210_PL330_BASE0_ADDR, &s->pl330_irq_orgate[0], s->irq_table[exynos4210_get_irq(21, 0)], 32, 32, 32); pl330[1] = pl330_create(EXYNOS4210_PL330_BASE1_ADDR, &s->pl330_irq_orgate[1], s->irq_table[exynos4210_get_irq(21, 1)], 32, 32, 32); pl330[2] = pl330_create(EXYNOS4210_PL330_BASE2_ADDR, &s->pl330_irq_orgate[2], s->irq_table[exynos4210_get_irq(20, 1)], 1, 31, 64); sysbus_connect_irq(SYS_BUS_DEVICE(uart[0]), 1, qdev_get_gpio_in(pl330[0], 15)); sysbus_connect_irq(SYS_BUS_DEVICE(uart[1]), 1, qdev_get_gpio_in(pl330[1], 15)); sysbus_connect_irq(SYS_BUS_DEVICE(uart[2]), 1, qdev_get_gpio_in(pl330[0], 17)); sysbus_connect_irq(SYS_BUS_DEVICE(uart[3]), 1, qdev_get_gpio_in(pl330[1], 17)); } static void exynos4210_init(Object *obj) { Exynos4210State *s = EXYNOS4210_SOC(obj); int i; for (i = 0; i < ARRAY_SIZE(s->pl330_irq_orgate); i++) { char *name = g_strdup_printf("pl330-irq-orgate%d", i); OrIRQState *orgate = &s->pl330_irq_orgate[i]; object_initialize_child(obj, name, orgate, TYPE_OR_IRQ); g_free(name); } for (i = 0; i < ARRAY_SIZE(s->cpu_irq_orgate); i++) { g_autofree char *name = g_strdup_printf("cpu-irq-orgate%d", i); object_initialize_child(obj, name, &s->cpu_irq_orgate[i], TYPE_OR_IRQ); } for (i = 0; i < ARRAY_SIZE(s->splitter); i++) { g_autofree char *name = g_strdup_printf("irq-splitter%d", i); object_initialize_child(obj, name, &s->splitter[i], TYPE_SPLIT_IRQ); } object_initialize_child(obj, "a9mpcore", &s->a9mpcore, TYPE_A9MPCORE_PRIV); object_initialize_child(obj, "ext-gic", &s->ext_gic, TYPE_EXYNOS4210_GIC); object_initialize_child(obj, "int-combiner", &s->int_combiner, TYPE_EXYNOS4210_COMBINER); object_initialize_child(obj, "ext-combiner", &s->ext_combiner, TYPE_EXYNOS4210_COMBINER); } static void exynos4210_class_init(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); dc->realize = exynos4210_realize; } static const TypeInfo exynos4210_info = { .name = TYPE_EXYNOS4210_SOC, .parent = TYPE_SYS_BUS_DEVICE, .instance_size = sizeof(Exynos4210State), .instance_init = exynos4210_init, .class_init = exynos4210_class_init, }; static void exynos4210_register_types(void) { type_register_static(&exynos4210_info); } type_init(exynos4210_register_types)