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aspeed: Map unimplemented devices in SoC memory 

Signed-off-by: Peter Delevoryas <pdel@fb.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20220624003701.1363500-5-pdel@fb.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
This commit is contained in:
Peter Delevoryas 2022-06-30 09:21:13 +02:00 committed by Cédric Le Goater
parent 5bfcbda70d
commit 80beb08567
4 changed files with 56 additions and 19 deletions
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16
hw/arm/aspeed_ast10x0.c
View File

@ -142,6 +142,10 @@ static void aspeed_soc_ast1030_init(Object *obj)
snprintf(typename, sizeof(typename), "aspeed.gpio-%s", socname);
object_initialize_child(obj, "gpio", &s->gpio, typename);
object_initialize_child(obj, "iomem", &s->iomem, TYPE_UNIMPLEMENTED_DEVICE);
object_initialize_child(obj, "sbc-unimplemented", &s->sbc_unimplemented,
TYPE_UNIMPLEMENTED_DEVICE);
}
static void aspeed_soc_ast1030_realize(DeviceState *dev_soc, Error **errp)
@ -158,12 +162,12 @@ static void aspeed_soc_ast1030_realize(DeviceState *dev_soc, Error **errp)
}
/* General I/O memory space to catch all unimplemented device */
create_unimplemented_device("aspeed.sbc",
sc->memmap[ASPEED_DEV_SBC],
0x40000);
create_unimplemented_device("aspeed.io",
sc->memmap[ASPEED_DEV_IOMEM],
ASPEED_SOC_IOMEM_SIZE);
aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->iomem), "aspeed.io",
sc->memmap[ASPEED_DEV_IOMEM],
ASPEED_SOC_IOMEM_SIZE);
aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->sbc_unimplemented),
"aspeed.sbc", sc->memmap[ASPEED_DEV_SBC],
0x40000);
/* AST1030 CPU Core */
armv7m = DEVICE(&s->armv7m);

27
hw/arm/aspeed_ast2600.c
View File

@ -246,6 +246,13 @@ static void aspeed_soc_ast2600_init(Object *obj)
object_initialize_child(obj, "i3c", &s->i3c, TYPE_ASPEED_I3C);
object_initialize_child(obj, "sbc", &s->sbc, TYPE_ASPEED_SBC);
object_initialize_child(obj, "iomem", &s->iomem, TYPE_UNIMPLEMENTED_DEVICE);
object_initialize_child(obj, "video", &s->video, TYPE_UNIMPLEMENTED_DEVICE);
object_initialize_child(obj, "dpmcu", &s->dpmcu, TYPE_UNIMPLEMENTED_DEVICE);
object_initialize_child(obj, "emmc-boot-controller",
&s->emmc_boot_controller,
TYPE_UNIMPLEMENTED_DEVICE);
}
/*
@ -267,17 +274,18 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
qemu_irq irq;
/* IO space */
create_unimplemented_device("aspeed_soc.io", sc->memmap[ASPEED_DEV_IOMEM],
ASPEED_SOC_IOMEM_SIZE);
aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->iomem), "aspeed.io",
sc->memmap[ASPEED_DEV_IOMEM],
ASPEED_SOC_IOMEM_SIZE);
/* Video engine stub */
create_unimplemented_device("aspeed.video", sc->memmap[ASPEED_DEV_VIDEO],
0x1000);
aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->video), "aspeed.video",
sc->memmap[ASPEED_DEV_VIDEO], 0x1000);
/* eMMC Boot Controller stub */
create_unimplemented_device("aspeed.emmc-boot-controller",
sc->memmap[ASPEED_DEV_EMMC_BC],
0x1000);
aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->emmc_boot_controller),
"aspeed.emmc-boot-controller",
sc->memmap[ASPEED_DEV_EMMC_BC], 0x1000);
/* CPU */
for (i = 0; i < sc->num_cpus; i++) {
@ -333,8 +341,9 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
sc->memmap[ASPEED_DEV_SRAM], &s->sram);
/* DPMCU */
create_unimplemented_device("aspeed.dpmcu", sc->memmap[ASPEED_DEV_DPMCU],
ASPEED_SOC_DPMCU_SIZE);
aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->dpmcu), "aspeed.dpmcu",
sc->memmap[ASPEED_DEV_DPMCU],
ASPEED_SOC_DPMCU_SIZE);
/* SCU */
if (!sysbus_realize(SYS_BUS_DEVICE(&s->scu), errp)) {

23
hw/arm/aspeed_soc.c
View File

@ -223,6 +223,9 @@ static void aspeed_soc_init(Object *obj)
snprintf(typename, sizeof(typename), "aspeed.hace-%s", socname);
object_initialize_child(obj, "hace", &s->hace, typename);
object_initialize_child(obj, "iomem", &s->iomem, TYPE_UNIMPLEMENTED_DEVICE);
object_initialize_child(obj, "video", &s->video, TYPE_UNIMPLEMENTED_DEVICE);
}
static void aspeed_soc_realize(DeviceState *dev, Error **errp)
@ -233,12 +236,13 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp)
Error *err = NULL;
/* IO space */
create_unimplemented_device("aspeed_soc.io", sc->memmap[ASPEED_DEV_IOMEM],
ASPEED_SOC_IOMEM_SIZE);
aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->iomem), "aspeed.io",
sc->memmap[ASPEED_DEV_IOMEM],
ASPEED_SOC_IOMEM_SIZE);
/* Video engine stub */
create_unimplemented_device("aspeed.video", sc->memmap[ASPEED_DEV_VIDEO],
0x1000);
aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->video), "aspeed.video",
sc->memmap[ASPEED_DEV_VIDEO], 0x1000);
/* CPU */
for (i = 0; i < sc->num_cpus; i++) {
@ -619,3 +623,14 @@ void aspeed_mmio_map(AspeedSoCState *s, SysBusDevice *dev, int n, hwaddr addr)
memory_region_add_subregion(s->memory, addr,
sysbus_mmio_get_region(dev, n));
}
void aspeed_mmio_map_unimplemented(AspeedSoCState *s, SysBusDevice *dev,
const char *name, hwaddr addr, uint64_t size)
{
qdev_prop_set_string(DEVICE(dev), "name", name);
qdev_prop_set_uint64(DEVICE(dev), "size", size);
sysbus_realize(dev, &error_abort);
memory_region_add_subregion_overlap(s->memory, addr,
sysbus_mmio_get_region(dev, 0), -1000);
}

9
include/hw/arm/aspeed_soc.h
View File

@ -34,6 +34,7 @@
#include "hw/usb/hcd-ehci.h"
#include "qom/object.h"
#include "hw/misc/aspeed_lpc.h"
#include "hw/misc/unimp.h"
#define ASPEED_SPIS_NUM 2
#define ASPEED_EHCIS_NUM 2
@ -66,6 +67,7 @@ struct AspeedSoCState {
AspeedSMCState spi[ASPEED_SPIS_NUM];
EHCISysBusState ehci[ASPEED_EHCIS_NUM];
AspeedSBCState sbc;
UnimplementedDeviceState sbc_unimplemented;
AspeedSDMCState sdmc;
AspeedWDTState wdt[ASPEED_WDTS_NUM];
FTGMAC100State ftgmac100[ASPEED_MACS_NUM];
@ -77,6 +79,10 @@ struct AspeedSoCState {
AspeedLPCState lpc;
uint32_t uart_default;
Clock *sysclk;
UnimplementedDeviceState iomem;
UnimplementedDeviceState video;
UnimplementedDeviceState emmc_boot_controller;
UnimplementedDeviceState dpmcu;
};
#define TYPE_ASPEED_SOC "aspeed-soc"
@ -169,5 +175,8 @@ qemu_irq aspeed_soc_get_irq(AspeedSoCState *s, int dev);
void aspeed_soc_uart_init(AspeedSoCState *s);
bool aspeed_soc_dram_init(AspeedSoCState *s, Error **errp);
void aspeed_mmio_map(AspeedSoCState *s, SysBusDevice *dev, int n, hwaddr addr);
void aspeed_mmio_map_unimplemented(AspeedSoCState *s, SysBusDevice *dev,
const char *name, hwaddr addr,
uint64_t size);
#endif /* ASPEED_SOC_H */