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| author | Sunil V L <sunilvl@ventanamicro.com> | 2023-12-18 20:32:47 +0530 |
|---|---|---|
| committer | Alistair Francis <alistair.francis@wdc.com> | 2024-01-10 18:47:47 +1000 |
| commit | d641da6ed431f497b763a6e6bf30e0b4dc00e0d9 (patch) | |
| tree | e4855adb5ee948771afa6371c5c89a50300a3a58 /hw/riscv | |
| parent | 55ecd83b3697d0e4002c1dfde3265ebe6fa887cc (diff) | |
| download | qemu-d641da6ed431f497b763a6e6bf30e0b4dc00e0d9.zip qemu-d641da6ed431f497b763a6e6bf30e0b4dc00e0d9.tar.gz qemu-d641da6ed431f497b763a6e6bf30e0b4dc00e0d9.tar.bz2 | |
hw/riscv/virt-acpi-build.c: Add PLIC in MADT
Add PLIC structures for each socket in the MADT when system is
configured with PLIC as the external interrupt controller.
Signed-off-by: Haibo Xu <haibo1.xu@intel.com>
Signed-off-by: Sunil V L <sunilvl@ventanamicro.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Message-ID: <20231218150247.466427-14-sunilvl@ventanamicro.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Diffstat (limited to 'hw/riscv')
| -rw-r--r-- | hw/riscv/virt-acpi-build.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/hw/riscv/virt-acpi-build.c b/hw/riscv/virt-acpi-build.c index 536e6b0..26c7e44 100644 --- a/hw/riscv/virt-acpi-build.c +++ b/hw/riscv/virt-acpi-build.c @@ -94,6 +94,12 @@ static void riscv_acpi_madt_add_rintc(uint32_t uid, arch_ids->cpus[uid].props.node_id, local_cpu_id), 4); + } else if (s->aia_type == VIRT_AIA_TYPE_NONE) { + build_append_int_noprefix(entry, + ACPI_BUILD_INTC_ID( + arch_ids->cpus[uid].props.node_id, + 2 * local_cpu_id + 1), + 4); } else { build_append_int_noprefix(entry, 0, 4); } @@ -494,6 +500,29 @@ static void build_madt(GArray *table_data, build_append_int_noprefix(table_data, s->memmap[VIRT_APLIC_S].size, 4); } + } else { + /* PLICs */ + for (socket = 0; socket < riscv_socket_count(ms); socket++) { + aplic_addr = s->memmap[VIRT_PLIC].base + + s->memmap[VIRT_PLIC].size * socket; + gsi_base = VIRT_IRQCHIP_NUM_SOURCES * socket; + build_append_int_noprefix(table_data, 0x1B, 1); /* Type */ + build_append_int_noprefix(table_data, 36, 1); /* Length */ + build_append_int_noprefix(table_data, 1, 1); /* Version */ + build_append_int_noprefix(table_data, socket, 1); /* PLIC ID */ + build_append_int_noprefix(table_data, 0, 8); /* Hardware ID */ + /* Total External Interrupt Sources Supported */ + build_append_int_noprefix(table_data, + VIRT_IRQCHIP_NUM_SOURCES - 1, 2); + build_append_int_noprefix(table_data, 0, 2); /* Max Priority */ + build_append_int_noprefix(table_data, 0, 4); /* Flags */ + /* PLIC Size */ + build_append_int_noprefix(table_data, s->memmap[VIRT_PLIC].size, 4); + /* PLIC Address */ + build_append_int_noprefix(table_data, aplic_addr, 8); + /* Global System Interrupt Vector Base */ + build_append_int_noprefix(table_data, gsi_base, 4); + } } acpi_table_end(linker, &table); |