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aspeed: add a per SoC mapping for the interrupt space

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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>
This commit is contained in:
Cédric Le Goater 2019-07-01 17:26:15 +01:00 committed by Peter Maydell
parent 01b96ec8c4
commit b456b1132e
2 changed files with 85 additions and 8 deletions
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57
hw/arm/aspeed_soc.c
View File

@ -38,12 +38,42 @@
#define ASPEED_SOC_ETH1_BASE 0x1E660000
#define ASPEED_SOC_ETH2_BASE 0x1E680000
static const int uart_irqs[] = { 9, 32, 33, 34, 10 };
static const int timer_irqs[] = { 16, 17, 18, 35, 36, 37, 38, 39, };
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" };
@ -64,6 +94,7 @@ static const AspeedSoCInfo aspeed_socs[] = {
.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"),
@ -75,6 +106,7 @@ static const AspeedSoCInfo aspeed_socs[] = {
.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"),
@ -86,6 +118,7 @@ static const AspeedSoCInfo aspeed_socs[] = {
.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"),
@ -97,9 +130,17 @@ static const AspeedSoCInfo aspeed_socs[] = {
.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);
@ -216,14 +257,14 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp)
return;
}
sysbus_mmio_map(SYS_BUS_DEVICE(&s->timerctrl), 0, ASPEED_SOC_TIMER_BASE);
for (i = 0; i < ARRAY_SIZE(timer_irqs); i++) {
qemu_irq irq = qdev_get_gpio_in(DEVICE(&s->vic), timer_irqs[i]);
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 = qdev_get_gpio_in(DEVICE(&s->vic), uart_irqs[4]);
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);
@ -237,7 +278,7 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp)
}
sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c), 0, ASPEED_SOC_I2C_BASE);
sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c), 0,
qdev_get_gpio_in(DEVICE(&s->vic), 12));
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);
@ -249,7 +290,7 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp)
sysbus_mmio_map(SYS_BUS_DEVICE(&s->fmc), 1,
s->fmc.ctrl->flash_window_base);
sysbus_connect_irq(SYS_BUS_DEVICE(&s->fmc), 0,
qdev_get_gpio_in(DEVICE(&s->vic), 19));
aspeed_soc_get_irq(s, ASPEED_FMC));
/* SPI */
for (i = 0; i < sc->info->spis_num; i++) {
@ -297,7 +338,7 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp)
}
sysbus_mmio_map(SYS_BUS_DEVICE(&s->ftgmac100), 0, ASPEED_SOC_ETH1_BASE);
sysbus_connect_irq(SYS_BUS_DEVICE(&s->ftgmac100), 0,
qdev_get_gpio_in(DEVICE(&s->vic), 2));
aspeed_soc_get_irq(s, ASPEED_ETH1));
}
static void aspeed_soc_class_init(ObjectClass *oc, void *data)

36
include/hw/arm/aspeed_soc.h
View File

@ -56,6 +56,7 @@ typedef struct AspeedSoCInfo {
const char *fmc_typename;
const char **spi_typename;
int wdts_num;
const int *irqmap;
} AspeedSoCInfo;
typedef struct AspeedSoCClass {
@ -68,4 +69,39 @@ typedef struct AspeedSoCClass {
#define ASPEED_SOC_GET_CLASS(obj) \
OBJECT_GET_CLASS(AspeedSoCClass, (obj), TYPE_ASPEED_SOC)
enum {
ASPEED_IOMEM,
ASPEED_UART1,
ASPEED_UART2,
ASPEED_UART3,
ASPEED_UART4,
ASPEED_UART5,
ASPEED_VUART,
ASPEED_FMC,
ASPEED_SPI1,
ASPEED_SPI2,
ASPEED_VIC,
ASPEED_SDMC,
ASPEED_SCU,
ASPEED_ADC,
ASPEED_SRAM,
ASPEED_GPIO,
ASPEED_RTC,
ASPEED_TIMER1,
ASPEED_TIMER2,
ASPEED_TIMER3,
ASPEED_TIMER4,
ASPEED_TIMER5,
ASPEED_TIMER6,
ASPEED_TIMER7,
ASPEED_TIMER8,
ASPEED_WDT,
ASPEED_PWM,
ASPEED_LPC,
ASPEED_IBT,
ASPEED_I2C,
ASPEED_ETH1,
ASPEED_ETH2,
};
#endif /* ASPEED_SOC_H */