Signed-off-by: Stefan Kristiansson stefan.kristiansson@saunalahti.fi ---
Changes in v2: - Remove references to deprecated CONFIG_NET_MULTI
board/openrisc/openrisc-generic/Makefile | 43 + board/openrisc/openrisc-generic/config.mk | 24 + board/openrisc/openrisc-generic/openrisc-generic.c | 55 ++ board/openrisc/openrisc-generic/or1ksim.cfg | 882 ++++++++++++++++++++ board/openrisc/openrisc-generic/u-boot.lds | 75 ++ boards.cfg | 1 + include/configs/openrisc-generic.h | 158 ++++ 7 files changed, 1238 insertions(+), 0 deletions(-) create mode 100644 board/openrisc/openrisc-generic/Makefile create mode 100644 board/openrisc/openrisc-generic/config.mk create mode 100644 board/openrisc/openrisc-generic/openrisc-generic.c create mode 100644 board/openrisc/openrisc-generic/or1ksim.cfg create mode 100644 board/openrisc/openrisc-generic/u-boot.lds create mode 100644 include/configs/openrisc-generic.h
diff --git a/board/openrisc/openrisc-generic/Makefile b/board/openrisc/openrisc-generic/Makefile new file mode 100644 index 0000000..4890aac --- /dev/null +++ b/board/openrisc/openrisc-generic/Makefile @@ -0,0 +1,43 @@ +# +# (C) Copyright 2001-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +COBJS-y := $(BOARD).o + +SRCS := $(COBJS-y:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS-y)) + +$(LIB): $(obj).depend $(OBJS) + $(call cmd_link_o_target, $(OBJS)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/openrisc/openrisc-generic/config.mk b/board/openrisc/openrisc-generic/config.mk new file mode 100644 index 0000000..c3dc232 --- /dev/null +++ b/board/openrisc/openrisc-generic/config.mk @@ -0,0 +1,24 @@ +# +# (C) Copyright 2011, Julius Baxter julius@opencores.org +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +PLATFORM_CPPFLAGS += -mhard-mul -mhard-div + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif diff --git a/board/openrisc/openrisc-generic/openrisc-generic.c b/board/openrisc/openrisc-generic/openrisc-generic.c new file mode 100644 index 0000000..cdbbfa5 --- /dev/null +++ b/board/openrisc/openrisc-generic/openrisc-generic.c @@ -0,0 +1,55 @@ +/* + * Based on nios2-generic.c: + * (C) Copyright 2005, Psyent Corporation <www.psyent.com> + * Scott McNutt smcnutt@psyent.com + * (C) Copyright 2010, Thomas Chou thomas@wytron.com.tw + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <netdev.h> + +int board_early_init_f(void) +{ + return 0; +} + +int checkboard(void) +{ + printf("BOARD: %s\n", CONFIG_BOARD_NAME); + return 0; +} + +phys_size_t initdram(int board_type) +{ + return 0; +} + +#ifdef CONFIG_CMD_NET +int board_eth_init(bd_t *bis) +{ + int rc = 0; + +#ifdef CONFIG_ETHOC + rc += ethoc_initialize(0, CONFIG_SYS_ETHOC_BASE); +#endif + return rc; +} +#endif diff --git a/board/openrisc/openrisc-generic/or1ksim.cfg b/board/openrisc/openrisc-generic/or1ksim.cfg new file mode 100644 index 0000000..d44ba43 --- /dev/null +++ b/board/openrisc/openrisc-generic/or1ksim.cfg @@ -0,0 +1,882 @@ +/* sim.cfg -- Simulator configuration script file + Copyright (C) 2001-2002, Marko Mlinar, markom@opencores.org + +This file is part of OpenRISC 1000 Architectural Simulator. +It contains the default configuration and help about configuring +the simulator. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ + + +/* INTRODUCTION + + The ork1sim has various parameters, that are set in configuration files + like this one. The user can switch between configurations at startup by + specifying the required configuration file with the -f <filename.cfg> option. + If no configuration file is specified or1ksim searches for the default + configuration file sim.cfg. First it searches for './sim.cfg'. If this + file is not found, it searches for '~/or1k/sim.cfg'. If this file is + not found too, it reverts to the built-in default configuration. + + NOTE: Users should not rely on the built-in configuration, since the + default configuration may differ between version. + Rather create a configuration file that sets all critical values. + + This file may contain (standard C) comments only - no // support. + + Configure files may be be included, using: + include "file_name_to_include" + + Like normal configuration files, the included file is divided into + sections. Each section is described in detail also. + + Some section have subsections. One example of such a subsection is: + + device <index> + instance specific parameters... + enddevice + + which creates a device instance. +*/ + + +/* MEMORY SECTION + + This section specifies how the memory is generated and the blocks + it consists of. + + type = random/unknown/pattern + Specifies the initial memory values. + 'random' generates random memory using seed 'random_seed'. + 'pattern' fills memory with 'pattern'. + 'unknown' does not specify how memory should be generated, + leaving the memory in a undefined state. This is the fastest + option. + + random_seed = <value> + random seed for randomizer, used if type = 'random'. + + pattern = <value> + pattern to fill memory, used if type = 'pattern'. + + nmemories = <value> + number of memory instances connected + + baseaddr = <hex_value> + memory start address + + size = <hex_value> + memory size + + name = "<string>" + memory block name + + ce = <value> + chip enable index of the memory instance + + mc = <value> + memory controller this memory is connected to + + delayr = <value> + cycles, required for read access, -1 if instance does not support reading + + delayw = <value> + cycles, required for write access, -1 if instance does not support writing + + log = "<filename>" + filename, where to log memory accesses to, no log, if log command is not specified +*/ + + +section memory + pattern = 0x00 + type = unknown /* Fastest */ + + name = "FLASH" + ce = 0 + mc = 0 + baseaddr = 0xf0000000 + size = 0x01000000 + delayr = 1 + delayw = -1 +end + +section memory + pattern = 0x00 + type = unknown /* Fastest */ + + name = "RAM" + ce = 1 + mc = 0 + baseaddr = 0x00000000 + size = 0x02000000 + delayr = 1 + delayw = 1 +end + +section memory + pattern = 0x00 + type = unknown /* Fastest */ + + name = "SRAM" + mc = 0 + ce = 2 + baseaddr = 0xa4000000 + size = 0x00100000 + delayr = 1 + delayw = 2 +end + + +/* IMMU SECTION + + This section configures the Instruction Memory Manangement Unit + + enabled = 0/1 + '0': disabled + '1': enabled + (NOTE: UPR bit is set) + + nsets = <value> + number of ITLB sets; must be power of two + + nways = <value> + number of ITLB ways + + pagesize = <value> + instruction page size; must be power of two + + entrysize = <value> + instruction entry size in bytes + + ustates = <value> + number of ITLB usage states (2, 3, 4 etc., max is 4) + + hitdelay = <value> + number of cycles immu hit costs + + missdelay = <value> + number of cycles immu miss costs +*/ + +section immu + enabled = 1 + nsets = 64 + nways = 1 + pagesize = 8192 + hitdelay = 0 + missdelay = 0 +end + + +/* DMMU SECTION + + This section configures the Data Memory Manangement Unit + + enabled = 0/1 + '0': disabled + '1': enabled + (NOTE: UPR bit is set) + + nsets = <value> + number of DTLB sets; must be power of two + + nways = <value> + number of DTLB ways + + pagesize = <value> + data page size; must be power of two + + entrysize = <value> + data entry size in bytes + + ustates = <value> + number of DTLB usage states (2, 3, 4 etc., max is 4) + + hitdelay = <value> + number of cycles dmmu hit costs + + missdelay = <value> + number of cycles dmmu miss costs +*/ + +section dmmu + enabled = 1 + nsets = 64 + nways = 1 + pagesize = 8192 + hitdelay = 0 + missdelay = 0 +end + + +/* IC SECTION + + This section configures the Instruction Cache + + enabled = 0/1 + '0': disabled + '1': enabled + (NOTE: UPR bit is set) + + nsets = <value> + number of IC sets; must be power of two + + nways = <value> + number of IC ways + + blocksize = <value> + IC block size in bytes; must be power of two + + ustates = <value> + number of IC usage states (2, 3, 4 etc., max is 4) + + hitdelay = <value> + number of cycles ic hit costs + + missdelay = <value> + number of cycles ic miss costs +*/ + +section ic + enabled = 1 + nsets = 512 + nways = 1 + blocksize = 16 + hitdelay = 1 + missdelay = 1 +end + + +/* DC SECTION + + This section configures the Data Cache + + enabled = 0/1 + '0': disabled + '1': enabled + (NOTE: UPR bit is set) + + nsets = <value> + number of DC sets; must be power of two + + nways = <value> + number of DC ways + + blocksize = <value> + DC block size in bytes; must be power of two + + ustates = <value> + number of DC usage states (2, 3, 4 etc., max is 4) + + load_hitdelay = <value> + number of cycles dc load hit costs + + load_missdelay = <value> + number of cycles dc load miss costs + + store_hitdelay = <value> + number of cycles dc load hit costs + + store_missdelay = <value> + number of cycles dc load miss costs +*/ + +section dc + enabled = 1 + nsets = 512 + nways = 1 + blocksize = 16 + load_hitdelay = 1 + load_missdelay = 1 + store_hitdelay = 1 + store_missdelay = 1 +end + + +/* SIM SECTION + + This section specifies how or1ksim should behave. + + verbose = 0/1 + '0': don't print extra messages + '1': print extra messages + + debug = 0-9 + 0 : no debug messages + 1-9: debug message level. + higher numbers produce more messages + + profile = 0/1 + '0': don't generate profiling file 'sim.profile' + '1': don't generate profiling file 'sim.profile' + + prof_fn = "<filename>" + optional filename for the profiling file. + valid only if 'profile' is set + + mprofile = 0/1 + '0': don't generate memory profiling file 'sim.mprofile' + '1': generate memory profiling file 'sim.mprofile' + + mprof_fn = "<filename>" + optional filename for the memory profiling file. + valid only if 'mprofile' is set + + history = 0/1 + '0': don't track execution flow + '1': track execution flow + Execution flow can be tracked for the simulator's + 'hist' command. Useful for back-trace debugging. + + iprompt = 0/1 + '0': start in <not interactive prompt> (so what do we start in ???) + '1': start in interactive prompt. + + exe_log = 0/1 + '0': don't generate execution log. + '1': generate execution log. + + exe_log = default/hardware/simple/software + type of execution log, default is used when not specified + + exe_log_start = <value> + index of first instruction to start logging, default = 0 + + exe_log_end = <value> + index of last instruction to end logging; not limited, if omitted + + exe_log_marker = <value> + <value> specifies number of instructions before horizontal marker is + printed; if zero, markers are disabled (default) + + exe_log_fn = "<filename>" + filename for the exection log file. + valid only if 'exe_log' is set + + clkcycle = <value>[ps|ns|us|ms] + specifies time measurement for one cycle +*/ + +section sim + verbose = 1 + debug = 0 + profile = 0 + history = 0 + + clkcycle = 10ns +end + + +/* SECTION VAPI + + This section configures the Verification API, used for Advanced + Core Verification. + + enabled = 0/1 + '0': disbable VAPI server + '1': enable/start VAPI server + + server_port = <value> + TCP/IP port to start VAPI server on + + log_enabled = 0/1 + '0': disable VAPI requests logging + '1': enable VAPI requests logging + + hide_device_id = 0/1 + '0': don't log device id (for compatability with old version) + '1': log device id + + + vapi_fn = <filename> + filename for the log file. + valid only if log_enabled is set +*/ + +section VAPI + enabled = 0 + server_port = 9998 + log_enabled = 0 + vapi_log_fn = "vapi.log" +end + + +/* CPU SECTION + + This section specifies various CPU parameters. + + ver = <value> + rev = <value> + specifies version and revision of the CPU used + + upr = <value> + changes the upr register + + sr = <value> + sets the initial Supervision Register value + supervisor mode (SM) and fixed one (FO) set = 0x8001 + exception prefix high (EPH, vectors@0xf0000000) = 0x4000 + together, (SM | FO | EPH) = 0xc001 + superscalar = 0/1 + '0': CPU is scalar + '1': CPU is superscalar + (modify cpu/or32/execute.c to tune superscalar model) + + hazards = 0/1 + '0': don't track data hazards in superscalar CPU + '1': track data hazards in superscalar CPU + If tracked, data hazards can be displayed using the + simulator's 'r' command. + + dependstats = 0/1 + '0': don't calculate inter-instruction dependencies. + '1': calculate inter-instruction dependencies. + If calculated, inter-instruction dependencies can be + displayed using the simulator's 'stat' command. + + sbuf_len = <value> + length of store buffer (<= 256), 0 = disabled +*/ + +section cpu + ver = 0x12 + cfg = 0x00 + rev = 0x01 + sr = 0x8001 /*SPR_SR_FO | SPR_SR_SM | SPR_SR_EPH */ + /* upr = */ + superscalar = 0 + hazards = 0 + dependstats = 0 + sbuf_len = 0 +end + + +/* PM SECTION + + This section specifies Power Management parameters + + enabled = 0/1 + '0': disable power management + '1': enable power management +*/ + +section pm + enabled = 0 +end + + +/* BPB SECTION + + This section specifies how branch prediction should behave. + + enabled = 0/1 + '0': disable branch prediction + '1': enable branch prediction + + btic = 0/1 + '0': disable branch target instruction cache model + '1': enable branch target instruction cache model + + sbp_bf_fwd = 0/1 + Static branch prediction for 'l.bf' + '0': don't use forward prediction + '1': use forward prediction + + sbp_bnf_fwd = 0/1 + Static branch prediction for 'l.bnf' + '0': don't use forward prediction + '1': use forward prediction + + hitdelay = <value> + number of cycles bpb hit costs + + missdelay = <value> + number of cycles bpb miss costs +*/ + +section bpb + enabled = 0 + btic = 0 + sbp_bf_fwd = 0 + sbp_bnf_fwd = 0 + hitdelay = 0 + missdelay = 0 +end + + +/* DEBUG SECTION + + This sections specifies how the debug unit should behave. + + enabled = 0/1 + '0': disable debug unit + '1': enable debug unit + + gdb_enabled = 0/1 + '0': don't start gdb server + '1': start gdb server at port 'server_port' + + server_port = <value> + TCP/IP port to start gdb server on + valid only if gdb_enabled is set + + vapi_id = <hex_value> + Used to create "fake" vapi log file containing the JTAG proxy messages. +*/ +section debug + enabled = 0 +/* gdb_enabled = 0 */ +/* server_port = 9999*/ + rsp_enabled = 1 + rsp_port = 50001 +end + + +/* MC SECTION + + This section configures the memory controller + + enabled = 0/1 + '0': disable memory controller + '1': enable memory controller + + baseaddr = <hex_value> + address of first MC register + + POC = <hex_value> + Power On Configuration register + + index = <value> + Index of this memory controller amongst all the memory controllers +*/ + +section mc + enabled = 0 + baseaddr = 0x93000000 + POC = 0x00000008 /* Power on configuration register */ + index = 0 +end + + +/* UART SECTION + + This section configures the UARTs + + enabled = <0|1> + Enable/disable the peripheral. By default if it is enabled. + + baseaddr = <hex_value> + address of first UART register for this device + + + channel = <channeltype>:<args> + + The channel parameter indicates the source of received UART characters + and the sink for transmitted UART characters. + + The <channeltype> can be either "file", "xterm", "tcp", "fd", or "tty" + (without quotes). + + A) To send/receive characters from a pair of files, use a file + channel: + + channel=file:<rxfile>,<txfile> + + B) To create an interactive terminal window, use an xterm channel: + + channel=xterm:[<xterm_arg>]* + + C) To create a bidirectional tcp socket which one could, for example, + access via telnet, use a tcp channel: + + channel=tcp:<port number> + + D) To cause the UART to read/write from existing numeric file + descriptors, use an fd channel: + + channel=fd:<rx file descriptor num>,<tx file descriptor num> + + E) To connect the UART to a physical serial port, create a tty + channel: + + channel=tty:device=/dev/ttyS0,baud=9600 + + irq = <value> + irq number for this device + + 16550 = 0/1 + '0': this device is a UART16450 + '1': this device is a UART16550 + + jitter = <value> + in msecs... time to block, -1 to disable it + + vapi_id = <hex_value> + VAPI id of this instance +*/ + +section uart + enabled = 1 + baseaddr = 0x90000000 + irq = 2 + /* channel = "file:uart0.rx,uart0.tx" */ + /* channel = "tcp:10084" */ + channel = "xterm:" + jitter = -1 /* async behaviour */ + 16550 = 1 +end + + +/* DMA SECTION + + This section configures the DMAs + + enabled = <0|1> + Enable/disable the peripheral. By default if it is enabled. + + baseaddr = <hex_value> + address of first DMA register for this device + + irq = <value> + irq number for this device + + vapi_id = <hex_value> + VAPI id of this instance +*/ + +section dma + enabled = 1 + baseaddr = 0x9a000000 + irq = 11 +end + + +/* ETHERNET SECTION + + This section configures the ETHERNETs + + enabled = <0|1> + Enable/disable the peripheral. By default if it is enabled. + + baseaddr = <hex_value> + address of first ethernet register for this device + + dma = <value> + which controller is this ethernet "connected" to + + irq = <value> + ethernet mac IRQ level + + rtx_type = <value> + use 0 - file interface, 1 - socket interface + + rx_channel = <value> + DMA channel used for RX + + tx_channel = <value> + DMA channel used for TX + + rxfile = "<filename>" + filename, where to read data from + + txfile = "<filename>" + filename, where to write data to + + sockif = "<ifacename>" + interface name of ethernet socket + + vapi_id = <hex_value> + VAPI id of this instance +*/ + +section ethernet + enabled = 1 + baseaddr = 0x92000000 + /* dma = 0 */ + irq = 4 + rtx_type = "tap" + tap_dev = "tap0" + /* tx_channel = 0 */ + /* rx_channel = 1 */ + rxfile = "eth0.rx" + txfile = "eth0.tx" + sockif = "eth0" +end + + +/* GPIO SECTION + + This section configures the GPIOs + + enabled = <0|1> + Enable/disable the peripheral. By default if it is enabled. + + baseaddr = <hex_value> + address of first GPIO register for this device + + irq = <value> + irq number for this device + + base_vapi_id = <hex_value> + first VAPI id of this instance + GPIO uses 8 consecutive VAPI IDs +*/ + +section gpio + enabled = 0 + baseaddr = 0x91000000 + irq = 3 + base_vapi_id = 0x0200 +end + +/* VGA SECTION + + This section configures the VGA/LCD controller + + enabled = <0|1> + Enable/disable the peripheral. By default if it is enabled. + + baseaddr = <hex_value> + address of first VGA register + + irq = <value> + irq number for this device + + refresh_rate = <value> + number of cycles between screen dumps + + filename = "<filename>" + template name for generated names (e.g. "primary" produces "primary0023.bmp") +*/ + +section vga + enabled = 0 + baseaddr = 0x97100000 + irq = 8 + refresh_rate = 100000 + filename = "primary" +end + + +/* TICK TIMER SECTION + + This section configures tick timer + + enabled = 0/1 + whether tick timer is enabled +*/ + +section pic + enabled = 1 + edge_trigger = 1 +end + +/* FB SECTION + + This section configures the frame buffer + + enabled = <0|1> + Enable/disable the peripheral. By default if it is enabled. + + baseaddr = <hex_value> + base address of frame buffer + + paladdr = <hex_value> + base address of first palette entry + + refresh_rate = <value> + number of cycles between screen dumps + + filename = "<filename>" + template name for generated names (e.g. "primary" produces "primary0023.bmp") +*/ + +section fb + enabled = 0 + baseaddr = 0x97000000 + refresh_rate = 1000000 + filename = "primary" +end + + +/* KBD SECTION + + This section configures the PS/2 compatible keyboard + + baseaddr = <hex_value> + base address of the keyboard device + + rxfile = "<filename>" + filename, where to read data from +*/ + +section kbd + enabled = 0 + irq = 5 + baseaddr = 0x94000000 + rxfile = "kbd.rx" +end + + +/* ATA SECTION + + This section configures the ATA/ATAPI host controller + + baseaddr = <hex_value> + address of first ATA register + + enabled = <0|1> + Enable/disable the peripheral. By default if it is enabled. + + irq = <value> + irq number for this device + + debug = <value> + debug level for ata models. + 0: no debug messages + 1: verbose messages + 3: normal messages (more messages than verbose) + 5: debug messages (normal debug messages) + 7: flow control messages (debug statemachine flows) + 9: low priority message (display everything the code does) + + dev_type0/1 = <value> + ata device 0 type + 0: NO_CONNeCT: none (not connected) + 1: FILE : simulated harddisk + 2: LOCAL : local system harddisk + + dev_file0/1 = "<filename>" + filename for simulated ATA device + valid only if dev_type0 == 1 + + dev_size0/1 = <value> + size of simulated hard-disk (in MBytes) + valid only if dev_type0 == 1 + + dev_packet0/1 = <value> + 0: simulated ATA device does NOT implement PACKET command feature set + 1: simulated ATA device does implement PACKET command feature set + + FIXME: irq number +*/ + +section ata + enabled = 0 + baseaddr = 0x9e000000 + irq = 15 + +end diff --git a/board/openrisc/openrisc-generic/u-boot.lds b/board/openrisc/openrisc-generic/u-boot.lds new file mode 100644 index 0000000..1aed197 --- /dev/null +++ b/board/openrisc/openrisc-generic/u-boot.lds @@ -0,0 +1,75 @@ +#include <config.h> +OUTPUT_ARCH(or32) +__DYNAMIC = 0; + +MEMORY +{ + vectors : ORIGIN = 0, LENGTH = 0x2000 + ram : ORIGIN = CONFIG_SYS_MONITOR_BASE, + LENGTH = CONFIG_SYS_MONITOR_LEN +} + +SECTIONS +{ + .vectors : + { + *(.vectors) + } > vectors + + __start = .; + .text : AT (__start) { + _stext = .; + *(.text) + _etext = .; + *(.lit) + *(.shdata) + _endtext = .; + } > ram + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } > ram + __u_boot_cmd_end = .; + + .rodata : { + *(.rodata); + *(.rodata.*) + } > ram + + .shbss : + { + *(.shbss) + } > ram + + .talias : + { + } > ram + + .data : { + sdata = .; + _sdata = .; + *(.data) + edata = .; + _edata = .; + } > ram + + .bss : + { + _bss_start = .; + *(.bss) + *(COMMON) + _bss_end = .; + } > ram + __end = .; + + /* No stack specification - done manually */ + + .stab 0 (NOLOAD) : + { + [ .stab ] + } + + .stabstr 0 (NOLOAD) : + { + [ .stabstr ] + } +} diff --git a/boards.cfg b/boards.cfg index c83d861..f90c856 100644 --- a/boards.cfg +++ b/boards.cfg @@ -351,6 +351,7 @@ adp-ag101 nds32 n1213 adp-ag101 AndesTe adp-ag101p nds32 n1213 adp-ag101p AndesTech ag101 PCI5441 nios2 nios2 pci5441 psyent PK1C20 nios2 nios2 pk1c20 psyent +openrisc-generic openrisc or1200 openrisc-generic openrisc - EVB64260 powerpc 74xx_7xx evb64260 - - EVB64260 EVB64260_750CX powerpc 74xx_7xx evb64260 - - EVB64260 P3G4 powerpc 74xx_7xx evb64260 diff --git a/include/configs/openrisc-generic.h b/include/configs/openrisc-generic.h new file mode 100644 index 0000000..5ff410d --- /dev/null +++ b/include/configs/openrisc-generic.h @@ -0,0 +1,158 @@ +/* + * (C) Copyright 2011, Stefan Kristiansson, stefan.kristianssons@saunalahti.fi + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * BOARD/CPU + */ + +#define CONFIG_SYS_CLK_FREQ 50000000 +#define CONFIG_SYS_RESET_ADDR 0x00000100 + +#define CONFIG_SYS_SDRAM_BASE 0x00000000 +#define CONFIG_SYS_SDRAM_SIZE 0x02000000 + +#define CONFIG_SYS_CACHELINE_SIZE 16 + +#define CONFIG_SYS_UART_BASE 0x90000000 +#define CONFIG_SYS_UART_FREQ CONFIG_SYS_CLK_FREQ +#define CONFIG_SYS_UART_BAUD 115200 + +#define CONFIG_BOARD_NAME "OpenRISC Generic" + +#define CONFIG_SYS_NO_FLASH +#define CONFIG_SYS_MAX_FLASH_SECT 0 + +/* + * SERIAL + */ +# define CONFIG_SYS_NS16550 +# define CONFIG_SYS_NS16550_SERIAL +# define CONFIG_SYS_NS16550_REG_SIZE 1 +# define CONFIG_CONS_INDEX 1 +# define CONFIG_SYS_NS16550_COM1 (0x90000000) +# define CONFIG_SYS_NS16550_CLK CONFIG_SYS_CLK_FREQ + +#define CONFIG_BAUDRATE CONFIG_SYS_UART_BAUD +#define CONFIG_SYS_BAUDRATE_TABLE {CONFIG_BAUDRATE} +#define CONFIG_SYS_CONSOLE_INFO_QUIET /* Suppress console info */ +#define CONSOLE_ARG "console=console=ttyS0,115200\0" + +/* + * Ethernet + */ +#define CONFIG_ETHOC +#define CONFIG_SYS_ETHOC_BASE 0x92000000 + +#define CONFIG_BOOTFILE "boot.img" +#define CONFIG_LOADADDR 0x100000 /* 1MB mark */ + +/* + * TIMER + */ +#define CONFIG_SYS_HZ 1000 +#define CONFIG_SYS_OPENRISC_TMR_HZ 100 + +/* + * Memory organisation: + * + * RAM start --------------------------- + * | ... | + * --------------------------- + * | Stack | + * --------------------------- + * | Global data | + * --------------------------- + * | Environment | + * --------------------------- + * | Monitor | + * RAM end --------------------------- + */ +/* We're running in RAM */ +#define CONFIG_MONITOR_IS_IN_RAM +#define CONFIG_SYS_MONITOR_LEN 0x40000 /* Reserve 256k */ +#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_SDRAM_BASE + \ + CONFIG_SYS_SDRAM_SIZE - \ + CONFIG_SYS_MONITOR_LEN) + +#define CONFIG_ENV_IS_NOWHERE +#define CONFIG_ENV_SIZE 0x20000 /* Total Size of Environment, 128KB */ +#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE) + +/* + * Global data object and stack pointer + */ +#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_ENV_ADDR \ + - GENERATED_GBL_DATA_SIZE) +#define CONFIG_SYS_GBL_DATA_ADDR CONFIG_SYS_GBL_DATA_OFFSET +#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET +#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET +#define CONFIG_SYS_STACK_LENGTH 0x10000 /* 64KB */ +#define CONFIG_SYS_MALLOC_LEN 0x400000 /* 4MB */ +#define CONFIG_SYS_MALLOC_BASE (CONFIG_SYS_INIT_SP_OFFSET \ + - CONFIG_SYS_STACK_LENGTH \ + - CONFIG_SYS_MALLOC_LEN) +/* + * MISC + */ +#define CONFIG_SYS_LONGHELP /* Provide extended help */ +#define CONFIG_SYS_PROMPT "==> " /* Command prompt */ +#define CONFIG_SYS_CBSIZE 256 /* Console I/O buf size */ +#define CONFIG_SYS_MAXARGS 16 /* Max command args */ +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Bootarg buf size */ +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ + sizeof(CONFIG_SYS_PROMPT) + \ + 16) /* Print buf size */ +#define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE +#define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + 0x2000) +#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_INIT_SP_ADDR - 0x20000) +#define CONFIG_CMDLINE_EDITING + +/* + * Command line configuration. + */ +#include <config_cmd_default.h> + + +#define CONFIG_CMD_IRQ +#define CONFIG_CMD_ELF +#define CONFIG_CMD_BSP + +#define CONFIG_CMD_MII +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_PING + +#define CONFIG_OF_LIBFDT +#define CONFIG_LMB + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_BOOTFILESIZE +#define CONFIG_BOOTP_BOOTPATH +#define CONFIG_BOOTP_GATEWAY +#define CONFIG_BOOTP_HOSTNAME + + +#endif /* __CONFIG_H */