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qemu-e2k/hw/arm/exynos4210.c

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/*
* Samsung exynos4210 SoC emulation
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd. All rights reserved.
* Maksim Kozlov <m.kozlov@samsung.com>
* Evgeny Voevodin <e.voevodin@samsung.com>
* Igor Mitsyanko <i.mitsyanko@samsung.com>
*
* 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 <http://www.gnu.org/licenses/>.
*
*/
#include "qemu/osdep.h"
#include "qapi/error.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"
#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 splitted 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 <wfi> */
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, qemu_or_irq *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"));
/* 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 publically 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);
qemu_or_irq *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)
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