{"id":1992917,"url":"http://patchwork.ozlabs.org/api/patches/1992917/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20241004163042.85922-20-philmd@linaro.org/","project":{"id":14,"url":"http://patchwork.ozlabs.org/api/projects/14/?format=json","name":"QEMU Development","link_name":"qemu-devel","list_id":"qemu-devel.nongnu.org","list_email":"qemu-devel@nongnu.org","web_url":"","scm_url":"","webscm_url":"","list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20241004163042.85922-20-philmd@linaro.org>","list_archive_url":null,"date":"2024-10-04T16:30:35","name":"[v2,19/25] hw/sparc: Use explicit big-endian LD/ST API","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"1135c07e42b1c70dfcaf08c7a673aba27826a78f","submitter":{"id":85046,"url":"http://patchwork.ozlabs.org/api/people/85046/?format=json","name":"Philippe Mathieu-Daudé","email":"philmd@linaro.org"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20241004163042.85922-20-philmd@linaro.org/mbox/","series":[{"id":426623,"url":"http://patchwork.ozlabs.org/api/series/426623/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/list/?series=426623","date":"2024-10-04T16:30:18","name":"misc: Use explicit endian LD/ST API","version":2,"mbox":"http://patchwork.ozlabs.org/series/426623/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/1992917/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/1992917/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256\n header.s=google header.b=ZYz+7t0T;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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charset=UTF-8","Content-Transfer-Encoding":"8bit","Received-SPF":"pass client-ip=2a00:1450:4864:20::132;\n envelope-from=philmd@linaro.org; helo=mail-lf1-x132.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,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001,\n SPF_PASS=-0.001 autolearn=unavailable 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":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org","Sender":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org"},"content":"The SPARC architecture uses big endianness. Directly use\nthe big-endian LD/ST API.\n\nfor a in uw w l q;do sed -i -e \"s/ld${a}_p(/ld${a}_be_p(/\" $(git grep -wlE '(ld|st)u?[wlq]_p' hw/sparc/);done\n\nSigned-off-by: Philippe Mathieu-Daudé \n---\n hw/sparc/leon3.c | 42 +++++++++++++++++++++---------------------\n hw/sparc/sun4m.c | 6 +++---\n hw/sparc64/sun4u.c | 6 +++---\n 3 files changed, 27 insertions(+), 27 deletions(-)","diff":"diff --git a/hw/sparc/leon3.c b/hw/sparc/leon3.c\nindex 6aaa04cb191..021b5070128 100644\n--- a/hw/sparc/leon3.c\n+++ b/hw/sparc/leon3.c\n@@ -78,21 +78,21 @@ typedef struct ResetData {\n \n static uint32_t *gen_store_u32(uint32_t *code, hwaddr addr, uint32_t val)\n {\n- stl_p(code++, 0x82100000); /* mov %g0, %g1 */\n- stl_p(code++, 0x84100000); /* mov %g0, %g2 */\n- stl_p(code++, 0x03000000 +\n+ stl_be_p(code++, 0x82100000); /* mov %g0, %g1 */\n+ stl_be_p(code++, 0x84100000); /* mov %g0, %g2 */\n+ stl_be_p(code++, 0x03000000 +\n extract32(addr, 10, 22));\n /* sethi %hi(addr), %g1 */\n- stl_p(code++, 0x82106000 +\n+ stl_be_p(code++, 0x82106000 +\n extract32(addr, 0, 10));\n /* or %g1, addr, %g1 */\n- stl_p(code++, 0x05000000 +\n+ stl_be_p(code++, 0x05000000 +\n extract32(val, 10, 22));\n /* sethi %hi(val), %g2 */\n- stl_p(code++, 0x8410a000 +\n+ stl_be_p(code++, 0x8410a000 +\n extract32(val, 0, 10));\n /* or %g2, val, %g2 */\n- stl_p(code++, 0xc4204000); /* st %g2, [ %g1 ] */\n+ stl_be_p(code++, 0xc4204000); /* st %g2, [ %g1 ] */\n \n return code;\n }\n@@ -112,13 +112,13 @@ static void write_bootloader(void *ptr, hwaddr kernel_addr)\n \n /* If we are running on a secondary CPU, jump directly to the kernel. */\n \n- stl_p(p++, 0x85444000); /* rd %asr17, %g2 */\n- stl_p(p++, 0x8530a01c); /* srl %g2, 0x1c, %g2 */\n- stl_p(p++, 0x80908000); /* tst %g2 */\n+ stl_be_p(p++, 0x85444000); /* rd %asr17, %g2 */\n+ stl_be_p(p++, 0x8530a01c); /* srl %g2, 0x1c, %g2 */\n+ stl_be_p(p++, 0x80908000); /* tst %g2 */\n /* Filled below. */\n sec_cpu_branch_p = p;\n- stl_p(p++, 0x0BADC0DE); /* bne xxx */\n- stl_p(p++, 0x01000000); /* nop */\n+ stl_be_p(p++, 0x0BADC0DE); /* bne xxx */\n+ stl_be_p(p++, 0x01000000); /* nop */\n \n /* Initialize the UARTs */\n /* *UART_CONTROL = UART_RECEIVE_ENABLE | UART_TRANSMIT_ENABLE; */\n@@ -133,17 +133,17 @@ static void write_bootloader(void *ptr, hwaddr kernel_addr)\n p = gen_store_u32(p, 0x80000318, 3);\n \n /* Now, the relative branch above can be computed. */\n- stl_p(sec_cpu_branch_p, 0x12800000\n- + (p - sec_cpu_branch_p));\n+ stl_be_p(sec_cpu_branch_p, 0x12800000\n+ + (p - sec_cpu_branch_p));\n \n /* JUMP to the entry point */\n- stl_p(p++, 0x82100000); /* mov %g0, %g1 */\n- stl_p(p++, 0x03000000 + extract32(kernel_addr, 10, 22));\n- /* sethi %hi(kernel_addr), %g1 */\n- stl_p(p++, 0x82106000 + extract32(kernel_addr, 0, 10));\n- /* or kernel_addr, %g1 */\n- stl_p(p++, 0x81c04000); /* jmp %g1 */\n- stl_p(p++, 0x01000000); /* nop */\n+ stl_be_p(p++, 0x82100000); /* mov %g0, %g1 */\n+ stl_be_p(p++, 0x03000000 + extract32(kernel_addr, 10, 22));\n+ /* sethi %hi(kernel_addr), %g1 */\n+ stl_be_p(p++, 0x82106000 + extract32(kernel_addr, 0, 10));\n+ /* or kernel_addr, %g1 */\n+ stl_be_p(p++, 0x81c04000); /* jmp %g1 */\n+ stl_be_p(p++, 0x01000000); /* nop */\n }\n \n static void leon3_cpu_reset(void *opaque)\ndiff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c\nindex d52e6a7213f..f375f0d389b 100644\n--- a/hw/sparc/sun4m.c\n+++ b/hw/sparc/sun4m.c\n@@ -271,9 +271,9 @@ static unsigned long sun4m_load_kernel(const char *kernel_filename,\n if (*initrd_size > 0) {\n for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {\n ptr = rom_ptr(KERNEL_LOAD_ADDR + i, 24);\n- if (ptr && ldl_p(ptr) == 0x48647253) { /* HdrS */\n- stl_p(ptr + 16, INITRD_LOAD_ADDR);\n- stl_p(ptr + 20, *initrd_size);\n+ if (ptr && ldl_be_p(ptr) == 0x48647253) { /* HdrS */\n+ stl_be_p(ptr + 16, INITRD_LOAD_ADDR);\n+ stl_be_p(ptr + 20, *initrd_size);\n break;\n }\n }\ndiff --git a/hw/sparc64/sun4u.c b/hw/sparc64/sun4u.c\nindex 4ece1ac1ffc..e591e5a741a 100644\n--- a/hw/sparc64/sun4u.c\n+++ b/hw/sparc64/sun4u.c\n@@ -210,9 +210,9 @@ static uint64_t sun4u_load_kernel(const char *kernel_filename,\n if (*initrd_size > 0) {\n for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {\n ptr = rom_ptr(*kernel_addr + i, 32);\n- if (ptr && ldl_p(ptr + 8) == 0x48647253) { /* HdrS */\n- stl_p(ptr + 24, *initrd_addr + *kernel_addr);\n- stl_p(ptr + 28, *initrd_size);\n+ if (ptr && ldl_be_p(ptr + 8) == 0x48647253) { /* HdrS */\n+ stl_be_p(ptr + 24, *initrd_addr + *kernel_addr);\n+ stl_be_p(ptr + 28, *initrd_size);\n break;\n }\n }\n","prefixes":["v2","19/25"]}