diff options
Diffstat (limited to 'target/linux/octeon')
5 files changed, 465 insertions, 0 deletions
diff --git a/target/linux/octeon/config-4.14 b/target/linux/octeon/config-4.14 new file mode 100644 index 0000000000..687b37f3c3 --- /dev/null +++ b/target/linux/octeon/config-4.14 @@ -0,0 +1,322 @@ +CONFIG_64BIT=y +CONFIG_ARCH_BINFMT_ELF_STATE=y +CONFIG_ARCH_CLOCKSOURCE_DATA=y +CONFIG_ARCH_DISCARD_MEMBLOCK=y +CONFIG_ARCH_DMA_ADDR_T_64BIT=y +CONFIG_ARCH_HAS_ELF_RANDOMIZE=y +# CONFIG_ARCH_HAS_GCOV_PROFILE_ALL is not set +# CONFIG_ARCH_HAS_SG_CHAIN is not set +# CONFIG_ARCH_HAS_STRICT_KERNEL_RWX is not set +# CONFIG_ARCH_HAS_STRICT_MODULE_RWX is not set +CONFIG_ARCH_HIBERNATION_POSSIBLE=y +CONFIG_ARCH_MIGHT_HAVE_PC_PARPORT=y +CONFIG_ARCH_MIGHT_HAVE_PC_SERIO=y +CONFIG_ARCH_MMAP_RND_BITS=12 +CONFIG_ARCH_MMAP_RND_BITS_MAX=18 +CONFIG_ARCH_MMAP_RND_BITS_MIN=12 +CONFIG_ARCH_MMAP_RND_COMPAT_BITS=8 +CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MAX=15 +# CONFIG_ARCH_OPTIONAL_KERNEL_RWX is not set +# CONFIG_ARCH_OPTIONAL_KERNEL_RWX_DEFAULT is not set +CONFIG_ARCH_PHYS_ADDR_T_64BIT=y +CONFIG_ARCH_SPARSEMEM_ENABLE=y +CONFIG_ARCH_SUPPORTS_UPROBES=y +CONFIG_ARCH_SUSPEND_POSSIBLE=y +CONFIG_ARCH_USE_BUILTIN_BSWAP=y +CONFIG_ARCH_USE_CMPXCHG_LOCKREF=y +CONFIG_ARCH_USE_QUEUED_RWLOCKS=y +CONFIG_ARCH_USE_QUEUED_SPINLOCKS=y +# CONFIG_ARCH_WANTS_THP_SWAP is not set +CONFIG_ARCH_WANT_COMPAT_IPC_PARSE_VERSION=y +CONFIG_ARCH_WANT_IPC_PARSE_VERSION=y +CONFIG_ARCH_WANT_OLD_COMPAT_IPC=y +CONFIG_BINFMT_ELF32=y +CONFIG_BLK_DEV_LOOP=y +CONFIG_BLK_DEV_SD=y +CONFIG_BLK_MQ_PCI=y +CONFIG_BLK_SCSI_REQUEST=y +CONFIG_BLOCK_COMPAT=y +# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set +CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0 +CONFIG_BUILTIN_DTB=y +CONFIG_CAVIUM_CN63XXP1=y +CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE=2 +CONFIG_CAVIUM_OCTEON_LOCK_L2=y +CONFIG_CAVIUM_OCTEON_LOCK_L2_EXCEPTION=y +CONFIG_CAVIUM_OCTEON_LOCK_L2_INTERRUPT=y +CONFIG_CAVIUM_OCTEON_LOCK_L2_LOW_LEVEL_INTERRUPT=y +CONFIG_CAVIUM_OCTEON_LOCK_L2_MEMCPY=y +CONFIG_CAVIUM_OCTEON_LOCK_L2_TLB=y +CONFIG_CAVIUM_OCTEON_SOC=y +CONFIG_CEVT_R4K=y +CONFIG_CLONE_BACKWARDS=y +CONFIG_COMPAT=y +CONFIG_COMPAT_BRK=y +CONFIG_COMPAT_NETLINK_MESSAGES=y +CONFIG_CPU_BIG_ENDIAN=y +CONFIG_CPU_CAVIUM_OCTEON=y +CONFIG_CPU_GENERIC_DUMP_TLB=y +CONFIG_CPU_HAS_PREFETCH=y +CONFIG_CPU_HAS_RIXI=y +CONFIG_CPU_HAS_SYNC=y +# CONFIG_CPU_LITTLE_ENDIAN is not set +CONFIG_CPU_MIPSR2=y +CONFIG_CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS=y +CONFIG_CPU_R4K_FPU=y +CONFIG_CPU_RMAP=y +CONFIG_CPU_SUPPORTS_64BIT_KERNEL=y +CONFIG_CPU_SUPPORTS_HIGHMEM=y +CONFIG_CPU_SUPPORTS_HUGEPAGES=y +CONFIG_CRAMFS=y +CONFIG_CRASH_CORE=y +CONFIG_CRC16=y +CONFIG_CRYPTO_AEAD=y +CONFIG_CRYPTO_AEAD2=y +CONFIG_CRYPTO_CRC32=y +CONFIG_CRYPTO_CRC32C=y +CONFIG_CRYPTO_HASH=y +CONFIG_CRYPTO_HASH2=y +CONFIG_CRYPTO_MANAGER=y +CONFIG_CRYPTO_MANAGER2=y +# CONFIG_CRYPTO_MD5_OCTEON is not set +CONFIG_CRYPTO_NULL2=y +CONFIG_CRYPTO_RNG2=y +# CONFIG_CRYPTO_SHA1_OCTEON is not set +# CONFIG_CRYPTO_SHA256_OCTEON is not set +# CONFIG_CRYPTO_SHA512_OCTEON is not set +CONFIG_CRYPTO_WORKQUEUE=y +CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_SPINLOCK=y +CONFIG_DEFAULT_HUNG_TASK_TIMEOUT=120 +CONFIG_DETECT_HUNG_TASK=y +CONFIG_DMA_COHERENT=y +# CONFIG_DMA_NOOP_OPS is not set +# CONFIG_DMA_VIRT_OPS is not set +CONFIG_DNOTIFY=y +# CONFIG_DRM_LIB_RANDOM is not set +CONFIG_DTC=y +CONFIG_EARLY_PRINTK=y +CONFIG_EDAC_ATOMIC_SCRUB=y +CONFIG_EDAC_SUPPORT=y +CONFIG_ENABLE_MUST_CHECK=y +CONFIG_EXPORTFS=y +CONFIG_EXT4_FS=y +# CONFIG_F2FS_CHECK_FS is not set +CONFIG_F2FS_FS=y +# CONFIG_F2FS_FS_SECURITY is not set +CONFIG_F2FS_FS_XATTR=y +CONFIG_F2FS_STAT_FS=y +CONFIG_FAT_FS=y +CONFIG_FIXED_PHY=y +CONFIG_FRAME_WARN=2048 +CONFIG_FS_MBCACHE=y +CONFIG_FUTEX_PI=y +CONFIG_GENERIC_CLOCKEVENTS=y +CONFIG_GENERIC_CMOS_UPDATE=y +CONFIG_GENERIC_CPU_AUTOPROBE=y +CONFIG_GENERIC_IO=y +CONFIG_GENERIC_IRQ_SHOW=y +CONFIG_GENERIC_PCI_IOMAP=y +CONFIG_GENERIC_SMP_IDLE_THREAD=y +CONFIG_GENERIC_TIME_VSYSCALL=y +CONFIG_GPIOLIB=y +CONFIG_GPIO_OCTEON=y +CONFIG_GPIO_SYSFS=y +# CONFIG_GRO_CELLS is not set +CONFIG_HANDLE_DOMAIN_IRQ=y +CONFIG_HARDWARE_WATCHPOINTS=y +CONFIG_HAS_DMA=y +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT_MAP=y +CONFIG_HAVE_64BIT_ALIGNED_ACCESS=y +# CONFIG_HAVE_ARCH_BITREVERSE is not set +CONFIG_HAVE_ARCH_JUMP_LABEL=y +CONFIG_HAVE_ARCH_KGDB=y +CONFIG_HAVE_ARCH_MMAP_RND_COMPAT_BITS=y +CONFIG_HAVE_ARCH_SECCOMP_FILTER=y +CONFIG_HAVE_ARCH_TRACEHOOK=y +CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE=y +# CONFIG_HAVE_BOOTMEM_INFO_NODE is not set +CONFIG_HAVE_CC_STACKPROTECTOR=y +CONFIG_HAVE_CONTEXT_TRACKING=y +CONFIG_HAVE_COPY_THREAD_TLS=y +CONFIG_HAVE_C_RECORDMCOUNT=y +CONFIG_HAVE_DEBUG_KMEMLEAK=y +CONFIG_HAVE_DEBUG_STACKOVERFLOW=y +CONFIG_HAVE_DMA_API_DEBUG=y +CONFIG_HAVE_DMA_CONTIGUOUS=y +CONFIG_HAVE_DYNAMIC_FTRACE=y +CONFIG_HAVE_EBPF_JIT=y +CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y +CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y +CONFIG_HAVE_FUNCTION_TRACER=y +CONFIG_HAVE_GENERIC_DMA_COHERENT=y +CONFIG_HAVE_IDE=y +CONFIG_HAVE_IRQ_EXIT_ON_IRQ_STACK=y +CONFIG_HAVE_IRQ_TIME_ACCOUNTING=y +CONFIG_HAVE_KVM=y +CONFIG_HAVE_LATENCYTOP_SUPPORT=y +CONFIG_HAVE_MEMBLOCK=y +CONFIG_HAVE_MEMBLOCK_NODE_MAP=y +CONFIG_HAVE_MEMORY_PRESENT=y +CONFIG_HAVE_MOD_ARCH_SPECIFIC=y +CONFIG_HAVE_NET_DSA=y +CONFIG_HAVE_OPROFILE=y +CONFIG_HAVE_PERF_EVENTS=y +CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y +CONFIG_HAVE_SYSCALL_TRACEPOINTS=y +CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y +CONFIG_HOLES_IN_ZONE=y +# CONFIG_HUGETLBFS is not set +CONFIG_HW_HAS_PCI=y +CONFIG_HW_RANDOM=y +CONFIG_HW_RANDOM_OCTEON=y +CONFIG_HZ=250 +# CONFIG_HZ_100 is not set +CONFIG_HZ_250=y +CONFIG_HZ_PERIODIC=y +CONFIG_IMAGE_CMDLINE_HACK=y +CONFIG_INITRAMFS_SOURCE="" +CONFIG_IOMMU_HELPER=y +CONFIG_IRQCHIP=y +CONFIG_IRQ_DOMAIN=y +CONFIG_IRQ_FORCED_THREADING=y +CONFIG_IRQ_WORK=y +CONFIG_JBD2=y +CONFIG_KALLSYMS=y +CONFIG_KEXEC=y +CONFIG_KEXEC_CORE=y +CONFIG_LIBFDT=y +CONFIG_MDIO_BUS=y +CONFIG_MDIO_CAVIUM=y +CONFIG_MDIO_DEVICE=y +CONFIG_MDIO_OCTEON=y +CONFIG_MIPS=y +CONFIG_MIPS32_COMPAT=y +CONFIG_MIPS32_N32=y +CONFIG_MIPS32_O32=y +CONFIG_MIPS_ASID_BITS=8 +CONFIG_MIPS_ASID_SHIFT=0 +# CONFIG_MIPS_CLOCK_VSYSCALL is not set +# CONFIG_MIPS_CMDLINE_DTB_EXTEND is not set +CONFIG_MIPS_CMDLINE_FROM_BOOTLOADER=y +# CONFIG_MIPS_CMDLINE_FROM_DTB is not set +# CONFIG_MIPS_ELF_APPENDED_DTB is not set +# CONFIG_MIPS_HUGE_TLB_SUPPORT is not set +CONFIG_MIPS_L1_CACHE_SHIFT=7 +CONFIG_MIPS_L1_CACHE_SHIFT_7=y +# CONFIG_MIPS_MACHINE is not set +# CONFIG_MIPS_NO_APPENDED_DTB is not set +CONFIG_MIPS_PGD_C0_CONTEXT=y +CONFIG_MIPS_RAW_APPENDED_DTB=y +CONFIG_MIPS_SPRAM=y +# CONFIG_MIPS_VA_BITS_48 is not set +CONFIG_MMC=y +CONFIG_MMC_BLOCK=y +CONFIG_MMC_CAVIUM_OCTEON=y +CONFIG_MMC_OCTEON=y +# CONFIG_MMC_TIFM_SD is not set +CONFIG_MODULES_USE_ELF_REL=y +CONFIG_MODULES_USE_ELF_RELA=y +# CONFIG_MTD_CFI_INTELEXT is not set +CONFIG_MTD_CMDLINE_PARTS=y +CONFIG_MTD_PHYSMAP=y +CONFIG_NEED_SG_DMA_LENGTH=y +CONFIG_NET_FLOW_LIMIT=y +CONFIG_NLS=y +CONFIG_NLS_CODEPAGE_437=y +CONFIG_NLS_ISO8859_1=y +CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y +# CONFIG_NO_IOPORT_MAP is not set +CONFIG_NR_CPUS=16 +CONFIG_NR_CPUS_DEFAULT_16=y +CONFIG_OCTEON_ETHERNET=y +# CONFIG_OCTEON_ILM is not set +CONFIG_OCTEON_MGMT_ETHERNET=y +CONFIG_OCTEON_USB=y +CONFIG_OCTEON_WDT=y +CONFIG_OF=y +CONFIG_OF_ADDRESS=y +CONFIG_OF_ADDRESS_PCI=y +CONFIG_OF_EARLY_FLATTREE=y +CONFIG_OF_FLATTREE=y +CONFIG_OF_GPIO=y +CONFIG_OF_IRQ=y +CONFIG_OF_MDIO=y +CONFIG_OF_NET=y +CONFIG_OF_PCI=y +CONFIG_OF_PCI_IRQ=y +CONFIG_PADATA=y +# CONFIG_PARTITION_ADVANCED is not set +CONFIG_PCI=y +CONFIG_PCI_BUS_ADDR_T_64BIT=y +CONFIG_PCI_DOMAINS=y +CONFIG_PCI_DRIVERS_LEGACY=y +CONFIG_PERF_USE_VMALLOC=y +CONFIG_PGTABLE_LEVELS=3 +CONFIG_PHYLIB=y +CONFIG_PHYS_ADDR_T_64BIT=y +CONFIG_POSIX_MQUEUE=y +CONFIG_POSIX_MQUEUE_SYSCTL=y +CONFIG_PRINTK_SAFE_LOG_BUF_SHIFT=13 +CONFIG_PROC_PAGE_MONITOR=y +CONFIG_QUEUED_RWLOCKS=y +CONFIG_QUEUED_SPINLOCKS=y +CONFIG_RCU_NEED_SEGCBLIST=y +CONFIG_RCU_STALL_COMMON=y +CONFIG_RELAY=y +CONFIG_RFS_ACCEL=y +CONFIG_RPS=y +CONFIG_SCHED_DEBUG=y +# CONFIG_SCHED_INFO is not set +CONFIG_SCSI=y +CONFIG_SECCOMP=y +CONFIG_SECCOMP_FILTER=y +CONFIG_SERIAL_8250_DW=y +# CONFIG_SERIAL_8250_FSL is not set +CONFIG_SG_POOL=y +CONFIG_SMP=y +CONFIG_SPARSEMEM=y +CONFIG_SPARSEMEM_STATIC=y +CONFIG_SRCU=y +CONFIG_SWIOTLB=y +CONFIG_SWPHY=y +CONFIG_SYSCTL_EXCEPTION_TRACE=y +CONFIG_SYSFS_DEPRECATED=y +CONFIG_SYSFS_DEPRECATED_V2=y +CONFIG_SYSVIPC_COMPAT=y +CONFIG_SYS_HAS_CPU_CAVIUM_OCTEON=y +CONFIG_SYS_HAS_EARLY_PRINTK=y +CONFIG_SYS_SUPPORTS_64BIT_KERNEL=y +CONFIG_SYS_SUPPORTS_ARBIT_HZ=y +CONFIG_SYS_SUPPORTS_BIG_ENDIAN=y +CONFIG_SYS_SUPPORTS_HOTPLUG_CPU=y +CONFIG_SYS_SUPPORTS_HUGETLBFS=y +CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y +CONFIG_SYS_SUPPORTS_RELOCATABLE=y +CONFIG_SYS_SUPPORTS_SMP=y +CONFIG_THIN_ARCHIVES=y +CONFIG_TICK_CPU_ACCOUNTING=y +CONFIG_TREE_RCU=y +CONFIG_TREE_SRCU=y +CONFIG_UNINLINE_SPIN_UNLOCK=y +CONFIG_USB=y +CONFIG_USB_COMMON=y +CONFIG_USB_EHCI_BIG_ENDIAN_MMIO=y +CONFIG_USB_EHCI_HCD=y +CONFIG_USB_EHCI_HCD_PLATFORM=y +CONFIG_USB_OCTEON_EHCI=y +CONFIG_USB_OCTEON_OHCI=y +CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y +CONFIG_USB_OHCI_HCD=y +CONFIG_USB_OHCI_HCD_PLATFORM=y +CONFIG_USB_STORAGE=y +CONFIG_USB_SUPPORT=y +CONFIG_USE_OF=y +CONFIG_VFAT_FS=y +CONFIG_VM_EVENT_COUNTERS=y +CONFIG_WATCHDOG_CORE=y +CONFIG_WEAK_ORDERING=y +CONFIG_XPS=y +CONFIG_ZLIB_INFLATE=y +CONFIG_ZONE_DMA32=y diff --git a/target/linux/octeon/patches-4.14/100-ubnt_edgerouter2_support.patch b/target/linux/octeon/patches-4.14/100-ubnt_edgerouter2_support.patch new file mode 100644 index 0000000000..991eb56ce2 --- /dev/null +++ b/target/linux/octeon/patches-4.14/100-ubnt_edgerouter2_support.patch @@ -0,0 +1,31 @@ +--- a/arch/mips/include/asm/octeon/cvmx-bootinfo.h ++++ b/arch/mips/include/asm/octeon/cvmx-bootinfo.h +@@ -295,6 +295,8 @@ enum cvmx_board_types_enum { + */ + CVMX_BOARD_TYPE_CUST_PRIVATE_MIN = 20001, + CVMX_BOARD_TYPE_UBNT_E100 = 20002, ++ CVMX_BOARD_TYPE_UBNT_E200 = 20003, ++ CVMX_BOARD_TYPE_UBNT_E220 = 20005, + CVMX_BOARD_TYPE_CUST_DSR1000N = 20006, + CVMX_BOARD_TYPE_KONTRON_S1901 = 21901, + CVMX_BOARD_TYPE_CUST_PRIVATE_MAX = 30000, +@@ -396,6 +398,8 @@ static inline const char *cvmx_board_typ + /* Customer private range */ + ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_CUST_PRIVATE_MIN) + ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_UBNT_E100) ++ ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_UBNT_E200) ++ ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_UBNT_E220) + ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_CUST_DSR1000N) + ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_KONTRON_S1901) + ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_CUST_PRIVATE_MAX) +--- a/arch/mips/cavium-octeon/executive/cvmx-helper-board.c ++++ b/arch/mips/cavium-octeon/executive/cvmx-helper-board.c +@@ -173,6 +173,8 @@ int cvmx_helper_board_get_mii_address(in + return 7 - ipd_port; + else + return -1; ++ case CVMX_BOARD_TYPE_UBNT_E200: ++ return -1; + case CVMX_BOARD_TYPE_KONTRON_S1901: + if (ipd_port == CVMX_HELPER_BOARD_MGMT_IPD_PORT) + return 1; diff --git a/target/linux/octeon/patches-4.14/110-er200-ethernet_probe_order.patch b/target/linux/octeon/patches-4.14/110-er200-ethernet_probe_order.patch new file mode 100644 index 0000000000..1df3f6a675 --- /dev/null +++ b/target/linux/octeon/patches-4.14/110-er200-ethernet_probe_order.patch @@ -0,0 +1,34 @@ +--- a/drivers/staging/octeon/ethernet.c ++++ b/drivers/staging/octeon/ethernet.c +@@ -684,6 +684,7 @@ static int cvm_oct_probe(struct platform + int interface; + int fau = FAU_NUM_PACKET_BUFFERS_TO_FREE; + int qos; ++ int i; + struct device_node *pip; + + octeon_mdiobus_force_mod_depencency(); +@@ -800,13 +801,19 @@ static int cvm_oct_probe(struct platform + } + + num_interfaces = cvmx_helper_get_number_of_interfaces(); +- for (interface = 0; interface < num_interfaces; interface++) { +- cvmx_helper_interface_mode_t imode = +- cvmx_helper_interface_get_mode(interface); +- int num_ports = cvmx_helper_ports_on_interface(interface); ++ for (i = 0; i < num_interfaces; i++) { ++ cvmx_helper_interface_mode_t imode; ++ int interface; ++ int num_ports; + int port; + int port_index; + ++ interface = i; ++ if (cvmx_sysinfo_get()->board_type == CVMX_BOARD_TYPE_UBNT_E200) ++ interface = num_interfaces - (i + 1); ++ ++ num_ports = cvmx_helper_ports_on_interface(interface); ++ imode = cvmx_helper_interface_get_mode(interface); + for (port_index = 0, + port = cvmx_helper_get_ipd_port(interface, 0); + port < cvmx_helper_get_ipd_port(interface, num_ports); diff --git a/target/linux/octeon/patches-4.14/160-cmdline-hack.patch b/target/linux/octeon/patches-4.14/160-cmdline-hack.patch new file mode 100644 index 0000000000..2a4ad1dc73 --- /dev/null +++ b/target/linux/octeon/patches-4.14/160-cmdline-hack.patch @@ -0,0 +1,47 @@ +--- a/arch/mips/cavium-octeon/setup.c ++++ b/arch/mips/cavium-octeon/setup.c +@@ -656,6 +656,35 @@ void octeon_user_io_init(void) + write_c0_derraddr1(0); + } + ++#ifdef CONFIG_IMAGE_CMDLINE_HACK ++extern char __image_cmdline[]; ++ ++static int __init octeon_use_image_cmdline(void) ++{ ++ char *p = __image_cmdline; ++ int replace = 0; ++ ++ if (*p == '-') { ++ replace = 1; ++ p++; ++ } ++ ++ if (*p == '\0') ++ return 0; ++ ++ if (replace) { ++ strlcpy(arcs_cmdline, p, sizeof(arcs_cmdline)); ++ } else { ++ strlcat(arcs_cmdline, " ", sizeof(arcs_cmdline)); ++ strlcat(arcs_cmdline, p, sizeof(arcs_cmdline)); ++ } ++ ++ return 1; ++} ++#else ++static inline int octeon_use_image_cmdline(void) { return 0; } ++#endif ++ + /** + * Early entry point for arch setup + */ +@@ -900,6 +929,8 @@ void __init prom_init(void) + } + } + ++ octeon_use_image_cmdline(); ++ + if (strstr(arcs_cmdline, "console=") == NULL) { + #ifdef CONFIG_CAVIUM_OCTEON_2ND_KERNEL + strcat(arcs_cmdline, " console=ttyS0,115200"); diff --git a/target/linux/octeon/patches-4.14/170-cisco-hack.patch b/target/linux/octeon/patches-4.14/170-cisco-hack.patch new file mode 100644 index 0000000000..124bcfd7a7 --- /dev/null +++ b/target/linux/octeon/patches-4.14/170-cisco-hack.patch @@ -0,0 +1,31 @@ +From patchwork Wed Jun 8 13:49:26 2016 +Content-Type: text/plain; charset="utf-8" +MIME-Version: 1.0 +Content-Transfer-Encoding: 8bit +Subject: [LEDE-DEV] cavium: Ignore MEM boot param when too small +From: =?utf-8?q?Micha=C5=82_Osowiecki?= <michal.osowiecki@gmail.com> +X-Patchwork-Id: 632273 +Message-Id: <57582266.8020105@gmail.com> +To: lede-dev@lists.infradead.org +Date: Wed, 8 Jun 2016 15:49:26 +0200 + +Cisco RV0XX u-boot sets MEM=2048 as boot param. We assume that at least +4MB (mem_alloc_size) of ram is needed to run linux on cavium boards, so +if mem < 4M - ignore it and set default value + + +Signed-off-by: Michał Osowiecki <michal.osowiecki@gmail.com> + +--- a/arch/mips/cavium-octeon/setup.c ++++ b/arch/mips/cavium-octeon/setup.c +@@ -1005,6 +1005,10 @@ void __init plat_mem_setup(void) + if (mem_alloc_size > max_memory) + mem_alloc_size = max_memory; + ++ /* Ignore bootarg MEM <= 4MB - cisco uses a b0rked uboot env on their products */ ++ if (max_memory <= mem_alloc_size) ++ max_memory = 512ull << 20; ++ + /* Crashkernel ignores bootmem list. It relies on mem=X@Y option */ + #ifdef CONFIG_CRASH_DUMP + add_memory_region(reserve_low_mem, max_memory, BOOT_MEM_RAM); |