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author | Peter Delevoryas <peter@pjd.dev> | 2022-07-14 16:24:38 +0200 |
---|---|---|
committer | Cédric Le Goater <clg@kaod.org> | 2022-07-14 16:24:38 +0200 |
commit | 778e14cc5cd589d45b5f8884b029d463c20226bc (patch) | |
tree | 4fe4a58276dbd406e54adb08abe43c009a297539 /hw/arm | |
parent | c2f58c2fa2f2a0e65de3235ca78d084a8dc1b344 (diff) | |
download | qemu-778e14cc5cd589d45b5f8884b029d463c20226bc.zip qemu-778e14cc5cd589d45b5f8884b029d463c20226bc.tar.gz qemu-778e14cc5cd589d45b5f8884b029d463c20226bc.tar.bz2 |
aspeed: Add AST2600 (BMC) to fby35
You can test booting the BMC with both '-device loader' and '-drive
file'. This is necessary because of how the fb-openbmc boot sequence
works (jump to 0x20000000 after U-Boot SPL).
wget https://github.com/facebook/openbmc/releases/download/openbmc-e2294ff5d31d/fby35.mtd
qemu-system-arm -machine fby35 -nographic \
-device loader,file=fby35.mtd,addr=0,cpu-num=0 -drive file=fby35.mtd,format=raw,if=mtd
Signed-off-by: Peter Delevoryas <peter@pjd.dev>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20220705191400.41632-7-peter@pjd.dev>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Diffstat (limited to 'hw/arm')
-rw-r--r-- | hw/arm/fby35.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/hw/arm/fby35.c b/hw/arm/fby35.c index 03b4585..5c5224d 100644 --- a/hw/arm/fby35.c +++ b/hw/arm/fby35.c @@ -6,17 +6,55 @@ */ #include "qemu/osdep.h" +#include "qemu/units.h" +#include "qapi/error.h" +#include "sysemu/sysemu.h" #include "hw/boards.h" +#include "hw/arm/aspeed_soc.h" #define TYPE_FBY35 MACHINE_TYPE_NAME("fby35") OBJECT_DECLARE_SIMPLE_TYPE(Fby35State, FBY35); struct Fby35State { MachineState parent_obj; + + MemoryRegion bmc_memory; + MemoryRegion bmc_dram; + MemoryRegion bmc_boot_rom; + + AspeedSoCState bmc; }; +#define FBY35_BMC_RAM_SIZE (2 * GiB) + +static void fby35_bmc_init(Fby35State *s) +{ + memory_region_init(&s->bmc_memory, OBJECT(s), "bmc-memory", UINT64_MAX); + memory_region_init_ram(&s->bmc_dram, OBJECT(s), "bmc-dram", + FBY35_BMC_RAM_SIZE, &error_abort); + + object_initialize_child(OBJECT(s), "bmc", &s->bmc, "ast2600-a3"); + object_property_set_int(OBJECT(&s->bmc), "ram-size", FBY35_BMC_RAM_SIZE, + &error_abort); + object_property_set_link(OBJECT(&s->bmc), "memory", OBJECT(&s->bmc_memory), + &error_abort); + object_property_set_link(OBJECT(&s->bmc), "dram", OBJECT(&s->bmc_dram), + &error_abort); + object_property_set_int(OBJECT(&s->bmc), "hw-strap1", 0x000000C0, + &error_abort); + object_property_set_int(OBJECT(&s->bmc), "hw-strap2", 0x00000003, + &error_abort); + aspeed_soc_uart_set_chr(&s->bmc, ASPEED_DEV_UART5, serial_hd(0)); + qdev_realize(DEVICE(&s->bmc), NULL, &error_abort); + + aspeed_board_init_flashes(&s->bmc.fmc, "n25q00", 2, 0); +} + static void fby35_init(MachineState *machine) { + Fby35State *s = FBY35(machine); + + fby35_bmc_init(s); } static void fby35_class_init(ObjectClass *oc, void *data) @@ -25,6 +63,9 @@ static void fby35_class_init(ObjectClass *oc, void *data) mc->desc = "Meta Platforms fby35"; mc->init = fby35_init; + mc->no_floppy = 1; + mc->no_cdrom = 1; + mc->min_cpus = mc->max_cpus = mc->default_cpus = 2; } static const TypeInfo fby35_types[] = { |