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b456b1132e
qemu/hw/arm/aspeed_soc.c
Cédric Le Goater b456b1132e aspeed: add a per SoC mapping for the interrupt space 
This will simplify the definition of new SoCs, like the AST2600 which
should use a different CPU and a different IRQ number layout.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Message-id: 20190618165311.27066-2-clg@kaod.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2019-07-01 17:28:59 +01:00

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/*
* ASPEED SoC family
*
* Andrew Jeffery <andrew@aj.id.au>
* Jeremy Kerr <jk@ozlabs.org>
*
* Copyright 2016 IBM Corp.
*
* This code is licensed under the GPL version 2 or later. See
* the COPYING file in the top-level directory.
*/
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "cpu.h"
#include "exec/address-spaces.h"
#include "hw/misc/unimp.h"
#include "hw/arm/aspeed_soc.h"
#include "hw/char/serial.h"
#include "qemu/log.h"
#include "qemu/module.h"
#include "hw/i2c/aspeed_i2c.h"
#include "net/net.h"
#define ASPEED_SOC_UART_5_BASE 0x00184000
#define ASPEED_SOC_IOMEM_SIZE 0x00200000
#define ASPEED_SOC_IOMEM_BASE 0x1E600000
#define ASPEED_SOC_FMC_BASE 0x1E620000
#define ASPEED_SOC_SPI_BASE 0x1E630000
#define ASPEED_SOC_SPI2_BASE 0x1E631000
#define ASPEED_SOC_VIC_BASE 0x1E6C0000
#define ASPEED_SOC_SDMC_BASE 0x1E6E0000
#define ASPEED_SOC_SCU_BASE 0x1E6E2000
#define ASPEED_SOC_SRAM_BASE 0x1E720000
#define ASPEED_SOC_TIMER_BASE 0x1E782000
#define ASPEED_SOC_WDT_BASE 0x1E785000
#define ASPEED_SOC_I2C_BASE 0x1E78A000
#define ASPEED_SOC_ETH1_BASE 0x1E660000
#define ASPEED_SOC_ETH2_BASE 0x1E680000
static const int aspeed_soc_ast2400_irqmap[] = {
[ASPEED_UART1] = 9,
[ASPEED_UART2] = 32,
[ASPEED_UART3] = 33,
[ASPEED_UART4] = 34,
[ASPEED_UART5] = 10,
[ASPEED_VUART] = 8,
[ASPEED_FMC] = 19,
[ASPEED_SDMC] = 0,
[ASPEED_SCU] = 21,
[ASPEED_ADC] = 31,
[ASPEED_GPIO] = 20,
[ASPEED_RTC] = 22,
[ASPEED_TIMER1] = 16,
[ASPEED_TIMER2] = 17,
[ASPEED_TIMER3] = 18,
[ASPEED_TIMER4] = 35,
[ASPEED_TIMER5] = 36,
[ASPEED_TIMER6] = 37,
[ASPEED_TIMER7] = 38,
[ASPEED_TIMER8] = 39,
[ASPEED_WDT] = 27,
[ASPEED_PWM] = 28,
[ASPEED_LPC] = 8,
[ASPEED_IBT] = 8, /* LPC */
[ASPEED_I2C] = 12,
[ASPEED_ETH1] = 2,
[ASPEED_ETH2] = 3,
};
#define AST2400_SDRAM_BASE 0x40000000
#define AST2500_SDRAM_BASE 0x80000000
/* AST2500 uses the same IRQs as the AST2400 */
#define aspeed_soc_ast2500_irqmap aspeed_soc_ast2400_irqmap
static const hwaddr aspeed_soc_ast2400_spi_bases[] = { ASPEED_SOC_SPI_BASE };
static const char *aspeed_soc_ast2400_typenames[] = { "aspeed.smc.spi" };
static const hwaddr aspeed_soc_ast2500_spi_bases[] = { ASPEED_SOC_SPI_BASE,
ASPEED_SOC_SPI2_BASE};
static const char *aspeed_soc_ast2500_typenames[] = {
"aspeed.smc.ast2500-spi1", "aspeed.smc.ast2500-spi2" };
static const AspeedSoCInfo aspeed_socs[] = {
{
.name = "ast2400-a0",
.cpu_type = ARM_CPU_TYPE_NAME("arm926"),
.silicon_rev = AST2400_A0_SILICON_REV,
.sdram_base = AST2400_SDRAM_BASE,
.sram_size = 0x8000,
.spis_num = 1,
.spi_bases = aspeed_soc_ast2400_spi_bases,
.fmc_typename = "aspeed.smc.fmc",
.spi_typename = aspeed_soc_ast2400_typenames,
.wdts_num = 2,
.irqmap = aspeed_soc_ast2400_irqmap,
}, {
.name = "ast2400-a1",
.cpu_type = ARM_CPU_TYPE_NAME("arm926"),
.silicon_rev = AST2400_A1_SILICON_REV,
.sdram_base = AST2400_SDRAM_BASE,
.sram_size = 0x8000,
.spis_num = 1,
.spi_bases = aspeed_soc_ast2400_spi_bases,
.fmc_typename = "aspeed.smc.fmc",
.spi_typename = aspeed_soc_ast2400_typenames,
.wdts_num = 2,
.irqmap = aspeed_soc_ast2400_irqmap,
}, {
.name = "ast2400",
.cpu_type = ARM_CPU_TYPE_NAME("arm926"),
.silicon_rev = AST2400_A0_SILICON_REV,
.sdram_base = AST2400_SDRAM_BASE,
.sram_size = 0x8000,
.spis_num = 1,
.spi_bases = aspeed_soc_ast2400_spi_bases,
.fmc_typename = "aspeed.smc.fmc",
.spi_typename = aspeed_soc_ast2400_typenames,
.wdts_num = 2,
.irqmap = aspeed_soc_ast2400_irqmap,
}, {
.name = "ast2500-a1",
.cpu_type = ARM_CPU_TYPE_NAME("arm1176"),
.silicon_rev = AST2500_A1_SILICON_REV,
.sdram_base = AST2500_SDRAM_BASE,
.sram_size = 0x9000,
.spis_num = 2,
.spi_bases = aspeed_soc_ast2500_spi_bases,
.fmc_typename = "aspeed.smc.ast2500-fmc",
.spi_typename = aspeed_soc_ast2500_typenames,
.wdts_num = 3,
.irqmap = aspeed_soc_ast2500_irqmap,
},
};
static qemu_irq aspeed_soc_get_irq(AspeedSoCState *s, int ctrl)
{
AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
return qdev_get_gpio_in(DEVICE(&s->vic), sc->info->irqmap[ctrl]);
}
static void aspeed_soc_init(Object *obj)
{
AspeedSoCState *s = ASPEED_SOC(obj);
AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
int i;
object_initialize_child(obj, "cpu", OBJECT(&s->cpu), sizeof(s->cpu),
sc->info->cpu_type, &error_abort, NULL);
sysbus_init_child_obj(obj, "scu", OBJECT(&s->scu), sizeof(s->scu),
TYPE_ASPEED_SCU);
qdev_prop_set_uint32(DEVICE(&s->scu), "silicon-rev",
sc->info->silicon_rev);
object_property_add_alias(obj, "hw-strap1", OBJECT(&s->scu),
"hw-strap1", &error_abort);
object_property_add_alias(obj, "hw-strap2", OBJECT(&s->scu),
"hw-strap2", &error_abort);
object_property_add_alias(obj, "hw-prot-key", OBJECT(&s->scu),
"hw-prot-key", &error_abort);
sysbus_init_child_obj(obj, "vic", OBJECT(&s->vic), sizeof(s->vic),
TYPE_ASPEED_VIC);
sysbus_init_child_obj(obj, "timerctrl", OBJECT(&s->timerctrl),
sizeof(s->timerctrl), TYPE_ASPEED_TIMER);
object_property_add_const_link(OBJECT(&s->timerctrl), "scu",
OBJECT(&s->scu), &error_abort);
sysbus_init_child_obj(obj, "i2c", OBJECT(&s->i2c), sizeof(s->i2c),
TYPE_ASPEED_I2C);
sysbus_init_child_obj(obj, "fmc", OBJECT(&s->fmc), sizeof(s->fmc),
sc->info->fmc_typename);
object_property_add_alias(obj, "num-cs", OBJECT(&s->fmc), "num-cs",
&error_abort);
for (i = 0; i < sc->info->spis_num; i++) {
sysbus_init_child_obj(obj, "spi[*]", OBJECT(&s->spi[i]),
sizeof(s->spi[i]), sc->info->spi_typename[i]);
}
sysbus_init_child_obj(obj, "sdmc", OBJECT(&s->sdmc), sizeof(s->sdmc),
TYPE_ASPEED_SDMC);
qdev_prop_set_uint32(DEVICE(&s->sdmc), "silicon-rev",
sc->info->silicon_rev);
object_property_add_alias(obj, "ram-size", OBJECT(&s->sdmc),
"ram-size", &error_abort);
object_property_add_alias(obj, "max-ram-size", OBJECT(&s->sdmc),
"max-ram-size", &error_abort);
for (i = 0; i < sc->info->wdts_num; i++) {
sysbus_init_child_obj(obj, "wdt[*]", OBJECT(&s->wdt[i]),
sizeof(s->wdt[i]), TYPE_ASPEED_WDT);
qdev_prop_set_uint32(DEVICE(&s->wdt[i]), "silicon-rev",
sc->info->silicon_rev);
}
sysbus_init_child_obj(obj, "ftgmac100", OBJECT(&s->ftgmac100),
sizeof(s->ftgmac100), TYPE_FTGMAC100);
}
static void aspeed_soc_realize(DeviceState *dev, Error **errp)
{
int i;
AspeedSoCState *s = ASPEED_SOC(dev);
AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
Error *err = NULL, *local_err = NULL;
/* IO space */
create_unimplemented_device("aspeed_soc.io",
ASPEED_SOC_IOMEM_BASE, ASPEED_SOC_IOMEM_SIZE);
/* CPU */
object_property_set_bool(OBJECT(&s->cpu), true, "realized", &err);
if (err) {
error_propagate(errp, err);
return;
}
/* SRAM */
memory_region_init_ram(&s->sram, OBJECT(dev), "aspeed.sram",
sc->info->sram_size, &err);
if (err) {
error_propagate(errp, err);
return;
}
memory_region_add_subregion(get_system_memory(), ASPEED_SOC_SRAM_BASE,
&s->sram);
/* SCU */
object_property_set_bool(OBJECT(&s->scu), true, "realized", &err);
if (err) {
error_propagate(errp, err);
return;
}
sysbus_mmio_map(SYS_BUS_DEVICE(&s->scu), 0, ASPEED_SOC_SCU_BASE);
/* VIC */
object_property_set_bool(OBJECT(&s->vic), true, "realized", &err);
if (err) {
error_propagate(errp, err);
return;
}
sysbus_mmio_map(SYS_BUS_DEVICE(&s->vic), 0, ASPEED_SOC_VIC_BASE);
sysbus_connect_irq(SYS_BUS_DEVICE(&s->vic), 0,
qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_IRQ));
sysbus_connect_irq(SYS_BUS_DEVICE(&s->vic), 1,
qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_FIQ));
/* Timer */
object_property_set_bool(OBJECT(&s->timerctrl), true, "realized", &err);
if (err) {
error_propagate(errp, err);
return;
}
sysbus_mmio_map(SYS_BUS_DEVICE(&s->timerctrl), 0, ASPEED_SOC_TIMER_BASE);
for (i = 0; i < ASPEED_TIMER_NR_TIMERS; i++) {
qemu_irq irq = aspeed_soc_get_irq(s, ASPEED_TIMER1 + i);
sysbus_connect_irq(SYS_BUS_DEVICE(&s->timerctrl), i, irq);
}
/* UART - attach an 8250 to the IO space as our UART5 */
if (serial_hd(0)) {
qemu_irq uart5 = aspeed_soc_get_irq(s, ASPEED_UART5);
serial_mm_init(get_system_memory(),
ASPEED_SOC_IOMEM_BASE + ASPEED_SOC_UART_5_BASE, 2,
uart5, 38400, serial_hd(0), DEVICE_LITTLE_ENDIAN);
}
/* I2C */
object_property_set_bool(OBJECT(&s->i2c), true, "realized", &err);
if (err) {
error_propagate(errp, err);
return;
}
sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c), 0, ASPEED_SOC_I2C_BASE);
sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c), 0,
aspeed_soc_get_irq(s, ASPEED_I2C));
/* FMC, The number of CS is set at the board level */
object_property_set_bool(OBJECT(&s->fmc), true, "realized", &err);
if (err) {
error_propagate(errp, err);
return;
}
sysbus_mmio_map(SYS_BUS_DEVICE(&s->fmc), 0, ASPEED_SOC_FMC_BASE);
sysbus_mmio_map(SYS_BUS_DEVICE(&s->fmc), 1,
s->fmc.ctrl->flash_window_base);
sysbus_connect_irq(SYS_BUS_DEVICE(&s->fmc), 0,
aspeed_soc_get_irq(s, ASPEED_FMC));
/* SPI */
for (i = 0; i < sc->info->spis_num; i++) {
object_property_set_int(OBJECT(&s->spi[i]), 1, "num-cs", &err);
object_property_set_bool(OBJECT(&s->spi[i]), true, "realized",
&local_err);
error_propagate(&err, local_err);
if (err) {
error_propagate(errp, err);
return;
}
sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 0, sc->info->spi_bases[i]);
sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 1,
s->spi[i].ctrl->flash_window_base);
}
/* SDMC - SDRAM Memory Controller */
object_property_set_bool(OBJECT(&s->sdmc), true, "realized", &err);
if (err) {
error_propagate(errp, err);
return;
}
sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdmc), 0, ASPEED_SOC_SDMC_BASE);
/* Watch dog */
for (i = 0; i < sc->info->wdts_num; i++) {
object_property_set_bool(OBJECT(&s->wdt[i]), true, "realized", &err);
if (err) {
error_propagate(errp, err);
return;
}
sysbus_mmio_map(SYS_BUS_DEVICE(&s->wdt[i]), 0,
ASPEED_SOC_WDT_BASE + i * 0x20);
}
/* Net */
qdev_set_nic_properties(DEVICE(&s->ftgmac100), &nd_table[0]);
object_property_set_bool(OBJECT(&s->ftgmac100), true, "aspeed", &err);
object_property_set_bool(OBJECT(&s->ftgmac100), true, "realized",
&local_err);
error_propagate(&err, local_err);
if (err) {
error_propagate(errp, err);
return;
}
sysbus_mmio_map(SYS_BUS_DEVICE(&s->ftgmac100), 0, ASPEED_SOC_ETH1_BASE);
sysbus_connect_irq(SYS_BUS_DEVICE(&s->ftgmac100), 0,
aspeed_soc_get_irq(s, ASPEED_ETH1));
}
static void aspeed_soc_class_init(ObjectClass *oc, void *data)
{
DeviceClass *dc = DEVICE_CLASS(oc);
AspeedSoCClass *sc = ASPEED_SOC_CLASS(oc);
sc->info = (AspeedSoCInfo *) data;
dc->realize = aspeed_soc_realize;
/* Reason: Uses serial_hds and nd_table in realize() directly */
dc->user_creatable = false;
}
static const TypeInfo aspeed_soc_type_info = {
.name = TYPE_ASPEED_SOC,
.parent = TYPE_DEVICE,
.instance_init = aspeed_soc_init,
.instance_size = sizeof(AspeedSoCState),
.class_size = sizeof(AspeedSoCClass),
.abstract = true,
};
static void aspeed_soc_register_types(void)
{
int i;
type_register_static(&aspeed_soc_type_info);
for (i = 0; i < ARRAY_SIZE(aspeed_socs); ++i) {
TypeInfo ti = {
.name = aspeed_socs[i].name,
.parent = TYPE_ASPEED_SOC,
.class_init = aspeed_soc_class_init,
.class_data = (void *) &aspeed_socs[i],
};
type_register(&ti);
}
}
type_init(aspeed_soc_register_types)
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