Loading arch/x86/kernel/microcode_amd.c +16 −14 Original line number Diff line number Diff line Loading @@ -78,12 +78,13 @@ static int collect_cpu_info_amd(int cpu, struct cpu_signature *csig) u32 dummy; if (c->x86_vendor != X86_VENDOR_AMD || c->x86 < 0x10) { pr_warning("microcode: CPU%d: AMD CPU family 0x%x not " "supported\n", cpu, c->x86); pr_warning("CPU%d: family %d not supported\n", cpu, c->x86); return -1; } rdmsr(MSR_AMD64_PATCH_LEVEL, csig->rev, dummy); pr_info("CPU%d: patch_level=0x%x\n", cpu, csig->rev); pr_info("CPU%d: patch_level=0x%08x\n", cpu, csig->rev); return 0; } Loading Loading @@ -113,7 +114,7 @@ static int get_matching_microcode(int cpu, struct microcode_header_amd *mc_hdr, /* ucode might be chipset specific -- currently we don't support this */ if (mc_hdr->nb_dev_id || mc_hdr->sb_dev_id) { pr_err("CPU%d: loading of chipset specific code not yet supported\n", pr_err("CPU%d: chipset specific code not yet supported\n", cpu); return 0; } Loading Loading @@ -143,12 +144,12 @@ static int apply_microcode_amd(int cpu) /* check current patch id and patch's id for match */ if (rev != mc_amd->hdr.patch_id) { pr_err("CPU%d: update failed (for patch_level=0x%x)\n", pr_err("CPU%d: update failed for patch_level=0x%08x\n", cpu, mc_amd->hdr.patch_id); return -1; } pr_info("CPU%d: updated (new patch_level=0x%x)\n", cpu, rev); pr_info("CPU%d: new patch_level=0x%08x\n", cpu, rev); uci->cpu_sig.rev = rev; return 0; Loading @@ -161,14 +162,14 @@ get_next_ucode(const u8 *buf, unsigned int size, unsigned int *mc_size) unsigned int total_size; if (buf[0] != UCODE_UCODE_TYPE) { pr_err("error: invalid type field in container file section header\n"); pr_err("invalid type field in container file section header\n"); return NULL; } total_size = buf[4] + (buf[5] << 8); if (total_size > size || total_size > UCODE_MAX_SIZE) { pr_err("error: size mismatch\n"); pr_err("section size mismatch\n"); return NULL; } Loading @@ -189,7 +190,8 @@ static int install_equiv_cpu_table(const u8 *buf) unsigned int size = ibuf[2]; if (type != UCODE_EQUIV_CPU_TABLE_TYPE || !size) { pr_err("error: invalid type field in container file section header\n"); pr_err("empty section/" "invalid type field in container file section header\n"); return -EINVAL; } Loading Loading @@ -219,7 +221,7 @@ generic_load_microcode(int cpu, const u8 *data, size_t size) unsigned long offset; const u8 *ucode_ptr = data; void *new_mc = NULL; int new_rev = uci->cpu_sig.rev; unsigned int new_rev = uci->cpu_sig.rev; enum ucode_state state = UCODE_OK; offset = install_equiv_cpu_table(ucode_ptr); Loading Loading @@ -255,8 +257,8 @@ generic_load_microcode(int cpu, const u8 *data, size_t size) if (!leftover) { vfree(uci->mc); uci->mc = new_mc; pr_debug("CPU%d update ucode to version 0x%x (from 0x%x)\n", cpu, new_rev, uci->cpu_sig.rev); pr_debug("CPU%d update ucode (0x%08x -> 0x%08x)\n", cpu, uci->cpu_sig.rev, new_rev); } else { vfree(new_mc); state = UCODE_ERROR; Loading @@ -275,13 +277,13 @@ static enum ucode_state request_microcode_amd(int cpu, struct device *device) enum ucode_state ret = UCODE_NFOUND; if (request_firmware(&fw, fw_name, device)) { printk(KERN_ERR "microcode: failed to load file %s\n", fw_name); pr_err("failed to load file %s\n", fw_name); goto out; } ret = UCODE_ERROR; if (*(u32 *)fw->data != UCODE_MAGIC) { pr_err("Invalid UCODE_MAGIC (0x%08x)\n", *(u32 *)fw->data); pr_err("invalid magic value (0x%08x)\n", *(u32 *)fw->data); goto fw_release; } Loading Loading
arch/x86/kernel/microcode_amd.c +16 −14 Original line number Diff line number Diff line Loading @@ -78,12 +78,13 @@ static int collect_cpu_info_amd(int cpu, struct cpu_signature *csig) u32 dummy; if (c->x86_vendor != X86_VENDOR_AMD || c->x86 < 0x10) { pr_warning("microcode: CPU%d: AMD CPU family 0x%x not " "supported\n", cpu, c->x86); pr_warning("CPU%d: family %d not supported\n", cpu, c->x86); return -1; } rdmsr(MSR_AMD64_PATCH_LEVEL, csig->rev, dummy); pr_info("CPU%d: patch_level=0x%x\n", cpu, csig->rev); pr_info("CPU%d: patch_level=0x%08x\n", cpu, csig->rev); return 0; } Loading Loading @@ -113,7 +114,7 @@ static int get_matching_microcode(int cpu, struct microcode_header_amd *mc_hdr, /* ucode might be chipset specific -- currently we don't support this */ if (mc_hdr->nb_dev_id || mc_hdr->sb_dev_id) { pr_err("CPU%d: loading of chipset specific code not yet supported\n", pr_err("CPU%d: chipset specific code not yet supported\n", cpu); return 0; } Loading Loading @@ -143,12 +144,12 @@ static int apply_microcode_amd(int cpu) /* check current patch id and patch's id for match */ if (rev != mc_amd->hdr.patch_id) { pr_err("CPU%d: update failed (for patch_level=0x%x)\n", pr_err("CPU%d: update failed for patch_level=0x%08x\n", cpu, mc_amd->hdr.patch_id); return -1; } pr_info("CPU%d: updated (new patch_level=0x%x)\n", cpu, rev); pr_info("CPU%d: new patch_level=0x%08x\n", cpu, rev); uci->cpu_sig.rev = rev; return 0; Loading @@ -161,14 +162,14 @@ get_next_ucode(const u8 *buf, unsigned int size, unsigned int *mc_size) unsigned int total_size; if (buf[0] != UCODE_UCODE_TYPE) { pr_err("error: invalid type field in container file section header\n"); pr_err("invalid type field in container file section header\n"); return NULL; } total_size = buf[4] + (buf[5] << 8); if (total_size > size || total_size > UCODE_MAX_SIZE) { pr_err("error: size mismatch\n"); pr_err("section size mismatch\n"); return NULL; } Loading @@ -189,7 +190,8 @@ static int install_equiv_cpu_table(const u8 *buf) unsigned int size = ibuf[2]; if (type != UCODE_EQUIV_CPU_TABLE_TYPE || !size) { pr_err("error: invalid type field in container file section header\n"); pr_err("empty section/" "invalid type field in container file section header\n"); return -EINVAL; } Loading Loading @@ -219,7 +221,7 @@ generic_load_microcode(int cpu, const u8 *data, size_t size) unsigned long offset; const u8 *ucode_ptr = data; void *new_mc = NULL; int new_rev = uci->cpu_sig.rev; unsigned int new_rev = uci->cpu_sig.rev; enum ucode_state state = UCODE_OK; offset = install_equiv_cpu_table(ucode_ptr); Loading Loading @@ -255,8 +257,8 @@ generic_load_microcode(int cpu, const u8 *data, size_t size) if (!leftover) { vfree(uci->mc); uci->mc = new_mc; pr_debug("CPU%d update ucode to version 0x%x (from 0x%x)\n", cpu, new_rev, uci->cpu_sig.rev); pr_debug("CPU%d update ucode (0x%08x -> 0x%08x)\n", cpu, uci->cpu_sig.rev, new_rev); } else { vfree(new_mc); state = UCODE_ERROR; Loading @@ -275,13 +277,13 @@ static enum ucode_state request_microcode_amd(int cpu, struct device *device) enum ucode_state ret = UCODE_NFOUND; if (request_firmware(&fw, fw_name, device)) { printk(KERN_ERR "microcode: failed to load file %s\n", fw_name); pr_err("failed to load file %s\n", fw_name); goto out; } ret = UCODE_ERROR; if (*(u32 *)fw->data != UCODE_MAGIC) { pr_err("Invalid UCODE_MAGIC (0x%08x)\n", *(u32 *)fw->data); pr_err("invalid magic value (0x%08x)\n", *(u32 *)fw->data); goto fw_release; } Loading