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authorJim Shu <jim.shu@sifive.com>2024-11-20 23:39:33 +0800
committerAlistair Francis <alistair.francis@wdc.com>2024-12-20 11:22:47 +1000
commitb4132a9e62978e247bce66e70499c4e2cad8d870 (patch)
treea9efc023a17630dd15c0b9de7067cfc321c39597 /hw/riscv/microchip_pfsoc.c
parentd2ed9fffba07a7ce87f33d5b9662e3e8eadb11d4 (diff)
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hw/riscv: Support to load DTB after 3GB memory on 64-bit system.
Larger initrd image will overlap the DTB at 3GB address. Since 64-bit system doesn't have 32-bit addressable issue, we just load DTB to the end of dram in 64-bit system. Signed-off-by: Jim Shu <jim.shu@sifive.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com> Message-ID: <20241120153935.24706-2-jim.shu@sifive.com> [ Changes by AF - Store fdt_load_addr_hi32 in the reset vector ] Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Diffstat (limited to 'hw/riscv/microchip_pfsoc.c')
-rw-r--r--hw/riscv/microchip_pfsoc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/riscv/microchip_pfsoc.c b/hw/riscv/microchip_pfsoc.c
index f9a3b43..ba8b0a2 100644
--- a/hw/riscv/microchip_pfsoc.c
+++ b/hw/riscv/microchip_pfsoc.c
@@ -519,7 +519,7 @@ static void microchip_icicle_kit_machine_init(MachineState *machine)
bool kernel_as_payload = false;
target_ulong firmware_end_addr, kernel_start_addr;
uint64_t kernel_entry;
- uint32_t fdt_load_addr;
+ uint64_t fdt_load_addr;
DriveInfo *dinfo = drive_get(IF_SD, 0, 0);
/* Sanity check on RAM size */
@@ -625,7 +625,7 @@ static void microchip_icicle_kit_machine_init(MachineState *machine)
/* Compute the fdt load address in dram */
fdt_load_addr = riscv_compute_fdt_addr(memmap[MICROCHIP_PFSOC_DRAM_LO].base,
memmap[MICROCHIP_PFSOC_DRAM_LO].size,
- machine);
+ machine, &s->soc.u_cpus);
riscv_load_fdt(fdt_load_addr, machine->fdt);
/* Load the reset vector */