From 02dd57b3f9f0951d5de087043d29aac64c92a6b4 Mon Sep 17 00:00:00 2001 From: Daniel Henrique Barboza Date: Fri, 31 May 2024 17:27:53 -0300 Subject: hw/riscv/virt.c: add aplic nodename helper We'll change the aplic DT nodename in the next patch and the name is hardcoded in 2 different functions. Create a helper to change a single place later. While we're at it, in create_fdt_socket_aplic(), move 'aplic_name' inside the conditional to avoid allocating a string that won't be used when socket == NULL. Signed-off-by: Daniel Henrique Barboza Reviewed-by: Alistair Francis Message-ID: <20240531202759.911601-3-dbarboza@ventanamicro.com> Signed-off-by: Alistair Francis --- hw/riscv/virt.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) (limited to 'hw') diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c index e903f05..569d9de 100644 --- a/hw/riscv/virt.c +++ b/hw/riscv/virt.c @@ -588,6 +588,12 @@ static void create_fdt_imsic(RISCVVirtState *s, const MemMapEntry *memmap, } +/* Caller must free string after use */ +static char *fdt_get_aplic_nodename(unsigned long aplic_addr) +{ + return g_strdup_printf("/soc/aplic@%lx", aplic_addr); +} + static void create_fdt_one_aplic(RISCVVirtState *s, int socket, unsigned long aplic_addr, uint32_t aplic_size, uint32_t msi_phandle, @@ -597,7 +603,7 @@ static void create_fdt_one_aplic(RISCVVirtState *s, int socket, bool m_mode, int num_harts) { int cpu; - g_autofree char *aplic_name = NULL; + g_autofree char *aplic_name = fdt_get_aplic_nodename(aplic_addr); g_autofree uint32_t *aplic_cells = g_new0(uint32_t, num_harts * 2); MachineState *ms = MACHINE(s); @@ -606,7 +612,6 @@ static void create_fdt_one_aplic(RISCVVirtState *s, int socket, aplic_cells[cpu * 2 + 1] = cpu_to_be32(m_mode ? IRQ_M_EXT : IRQ_S_EXT); } - aplic_name = g_strdup_printf("/soc/aplic@%lx", aplic_addr); qemu_fdt_add_subnode(ms->fdt, aplic_name); qemu_fdt_setprop_string(ms->fdt, aplic_name, "compatible", "riscv,aplic"); qemu_fdt_setprop_cell(ms->fdt, aplic_name, "#address-cells", @@ -648,7 +653,6 @@ static void create_fdt_socket_aplic(RISCVVirtState *s, uint32_t *aplic_phandles, int num_harts) { - g_autofree char *aplic_name = NULL; unsigned long aplic_addr; MachineState *ms = MACHINE(s); uint32_t aplic_m_phandle, aplic_s_phandle; @@ -674,9 +678,8 @@ static void create_fdt_socket_aplic(RISCVVirtState *s, aplic_s_phandle, 0, false, num_harts); - aplic_name = g_strdup_printf("/soc/aplic@%lx", aplic_addr); - if (!socket) { + g_autofree char *aplic_name = fdt_get_aplic_nodename(aplic_addr); platform_bus_add_all_fdt_nodes(ms->fdt, aplic_name, memmap[VIRT_PLATFORM_BUS].base, memmap[VIRT_PLATFORM_BUS].size, -- cgit v1.1