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[189.69.160.78]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-70242b09133sm1819691b3a.178.2024.05.31.13.28.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 31 May 2024 13:28:16 -0700 (PDT) From: Daniel Henrique Barboza To: qemu-devel@nongnu.org Cc: qemu-riscv@nongnu.org, alistair.francis@wdc.com, bmeng@tinylab.org, liwei1518@gmail.com, zhiwei_liu@linux.alibaba.com, palmer@rivosinc.com, apatel@ventanamicro.com, ajones@ventanamicro.com, conor@kernel.org, Daniel Henrique Barboza Subject: [PATCH v2 2/8] hw/riscv/virt.c: add aplic nodename helper Date: Fri, 31 May 2024 17:27:53 -0300 Message-ID: <20240531202759.911601-3-dbarboza@ventanamicro.com> X-Mailer: git-send-email 2.45.1 In-Reply-To: <20240531202759.911601-1-dbarboza@ventanamicro.com> References: <20240531202759.911601-1-dbarboza@ventanamicro.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::42a; envelope-from=dbarboza@ventanamicro.com; helo=mail-pf1-x42a.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org 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 --- hw/riscv/virt.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c index 1a7e1e73c5..07a07f5ce1 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,