Author: rminnich Date: 2007-09-08 20:32:53 +0200 (Sat, 08 Sep 2007) New Revision: 2765
Added: trunk/LinuxBIOSv2/src/mainboard/pcengines/ trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/ trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/Config.lb trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/Options.lb trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/cache_as_ram_auto.c trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/chip.h trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/cmos.layout trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/debug.c trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/failover.c trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/irq_tables.c trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/mainboard.c trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/reset.c trunk/LinuxBIOSv2/targets/pcengines/ trunk/LinuxBIOSv2/targets/pcengines/alix1c/ trunk/LinuxBIOSv2/targets/pcengines/alix1c/Config.lb Log: Welcome to PC Engines and the ALIX 1C!
This is a geode LX board. There are timing settings that are not right yet, we are still trying to get our board to boot Linux :-)
Signed-off-by: Ronald G. Minnich rminnich@gmail.com Acked-by: Stefan Reinauer stepan@coresystems.de
Added: trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/Config.lb =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/Config.lb (rev 0) +++ trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/Config.lb 2007-09-08 18:32:53 UTC (rev 2765) @@ -0,0 +1,206 @@ +## +## Compute the location and size of where this firmware image +## (linuxBIOS plus bootloader) will live in the boot rom chip. +## +if USE_FALLBACK_IMAGE + default ROM_SECTION_SIZE = FALLBACK_SIZE + default ROM_SECTION_OFFSET = ( ROM_SIZE - FALLBACK_SIZE ) +else + default ROM_SECTION_SIZE = ( ROM_SIZE - FALLBACK_SIZE ) + default ROM_SECTION_OFFSET = 0 +end + +## +## Compute the start location and size size of +## The linuxBIOS bootloader. +## +default CONFIG_ROM_PAYLOAD_START = (0xffffffff - ROM_SIZE + ROM_SECTION_OFFSET + 1) +default PAYLOAD_SIZE = ( ROM_SECTION_SIZE - ROM_IMAGE_SIZE ) + +## +## Compute where this copy of linuxBIOS will start in the boot rom +## +default _ROMBASE = ( CONFIG_ROM_PAYLOAD_START + PAYLOAD_SIZE ) + +## +## Compute a range of ROM that can cached to speed up linuxBIOS, +## execution speed. +## +## XIP_ROM_SIZE must be a power of 2. +## XIP_ROM_BASE must be a multiple of XIP_ROM_SIZE +## +default XIP_ROM_SIZE=65536 +default XIP_ROM_BASE = ( _ROMBASE + ROM_IMAGE_SIZE - XIP_ROM_SIZE ) + +## +## Set all of the defaults for an x86 architecture +## + +arch i386 end + +## +## Build the objects we have code for in this directory. +## + +driver mainboard.o + +if HAVE_PIRQ_TABLE + object irq_tables.o +end + +if USE_DCACHE_RAM + #compile cache_as_ram.c to auto.inc + makerule ./cache_as_ram_auto.inc + depends "$(MAINBOARD)/cache_as_ram_auto.c option_table.h" + action "$(CC) -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/cache_as_ram_auto.c -Os -nostdinc -nostdlib -fno-builtin -Wall -c -S -o $@" + action "perl -e 's/.rodata/.rom.data/g' -pi $@" + action "perl -e 's/.text/.section .rom.text/g' -pi $@" + end +end + + + +## +## Build our 16 bit and 32 bit linuxBIOS entry code +## +mainboardinit cpu/x86/16bit/entry16.inc +mainboardinit cpu/x86/32bit/entry32.inc +ldscript /cpu/x86/16bit/entry16.lds +ldscript /cpu/x86/32bit/entry32.lds + +## +## Build our reset vector (This is where linuxBIOS is entered) +## +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/reset16.inc + ldscript /cpu/x86/16bit/reset16.lds +else + mainboardinit cpu/x86/32bit/reset32.inc + ldscript /cpu/x86/32bit/reset32.lds +end + +### Should this be in the northbridge code? +mainboardinit arch/i386/lib/cpu_reset.inc + +## +## Include an id string (For safe flashing) +## +mainboardinit arch/i386/lib/id.inc +ldscript /arch/i386/lib/id.lds + +### +### This is the early phase of linuxBIOS startup +### Things are delicate and we test to see if we should +### failover to another image. +### +if USE_FALLBACK_IMAGE + ldscript /arch/i386/lib/failover.lds +# mainboardinit ./failover.inc +end + +### +### O.k. We aren't just an intermediary anymore! +### + +## +## Setup RAM +## +mainboardinit cpu/x86/fpu/enable_fpu.inc + +if USE_DCACHE_RAM + mainboardinit cpu/amd/model_lx/cache_as_ram.inc + mainboardinit ./cache_as_ram_auto.inc +end + +## +## Include the secondary Configuration files +## +dir /pc80 +config chip.h + +chip northbridge/amd/lx + device pci_domain 0 on + device pci 1.0 on end + device pci 1.1 on end + chip southbridge/amd/cs5536 + # IRQ 12 and 1 unmasked, Keyboard and Mouse IRQs. OK + # SIRQ Mode = Active(Quiet) mode. Save power.... + # Invert mask = IRQ 12 and 1 are active high. Keyboard and Mouse IRQs. OK + # How to get these? Boot linux and do this: + # rdmsr 0x51400025 + register "lpc_serirq_enable" = "0x000010da" + # rdmsr 0x5140004e -- polairy is high 16 bits of low 32 bits + register "lpc_serirq_polarity" = "0x0000EF25" + # mode is high 10 bits (determined from code) + register "lpc_serirq_mode" = "1" + # Don't yet know how to find this. + register "enable_gpio_int_route" = "0x0D0C0700" + register "enable_ide_nand_flash" = "0" # 0:ide mode, 1:flash + register "enable_USBP4_device" = "0" #0: host, 1:device + register "enable_USBP4_overcurrent" = "0" #0:off, xxxx:overcurrent setting CS5536 Data Book (pages 380-381) + register "com1_enable" = "0" + register "com1_address" = "0x3F8" + register "com1_irq" = "4" + register "com2_enable" = "0" + register "com2_address" = "0x2F8" + register "com2_irq" = "3" + register "unwanted_vpci[0]" = "0" # End of list has a zero + device pci f.0 on # ISA Bridge + chip superio/winbond/w83627hf + device pnp 2e.0 off # Floppy + io 0x60 = 0x3f0 + irq 0x70 = 6 + drq 0x74 = 2 + end + device pnp 2e.1 on # Parallel Port + io 0x60 = 0x378 + irq 0x70 = 7 + end + device pnp 2e.2 on # Com1 + io 0x60 = 0x3f8 + irq 0x70 = 4 + end + device pnp 2e.3 on # Com2 + io 0x60 = 0x2f8 + irq 0x70 = 3 + end + device pnp 2e.5 on # Keyboard + io 0x60 = 0x60 + io 0x62 = 0x64 + irq 0x70 = 1 + irq 0x72 = 12 + end + device pnp 2e.6 off # CIR + io 0x60 = 0x100 + end + device pnp 2e.7 off # GAME_MIDI_GIPO1 + io 0x60 = 0x220 + io 0x62 = 0x300 + irq 0x70 = 9 + end + device pnp 2e.8 on end # GPIO2 + device pnp 2e.9 on end # GPIO3 + device pnp 2e.a on end # ACPI + device pnp 2e.b on # HW Monitor + io 0x60 = 0x290 + irq 0x70 = 5 + end + end + end + device pci f.1 on end # Flash controller + device pci f.2 on end # IDE controller + device pci f.3 on end # Audio + device pci f.4 on end # OHCI + device pci f.5 on end # EHCI + end + end + + # APIC cluster is late CPU init. + device apic_cluster 0 on + chip cpu/amd/model_lx + device apic 0 on end + end + end + +end +
Added: trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/Options.lb =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/Options.lb (rev 0) +++ trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/Options.lb 2007-09-08 18:32:53 UTC (rev 2765) @@ -0,0 +1,179 @@ +uses HAVE_MP_TABLE +uses HAVE_PIRQ_TABLE +uses USE_FALLBACK_IMAGE +uses HAVE_FALLBACK_BOOT +uses HAVE_HARD_RESET +uses HAVE_OPTION_TABLE +uses USE_OPTION_TABLE +uses CONFIG_ROM_PAYLOAD +uses IRQ_SLOT_COUNT +uses MAINBOARD +uses MAINBOARD_VENDOR +uses MAINBOARD_PART_NUMBER +uses LINUXBIOS_EXTRA_VERSION +uses ARCH +uses FALLBACK_SIZE +uses STACK_SIZE +uses HEAP_SIZE +uses ROM_SIZE +uses ROM_SECTION_SIZE +uses ROM_IMAGE_SIZE +uses ROM_SECTION_SIZE +uses ROM_SECTION_OFFSET +uses CONFIG_ROM_PAYLOAD_START +uses CONFIG_COMPRESSED_PAYLOAD_NRV2B +uses CONFIG_COMPRESSED_PAYLOAD_LZMA +uses CONFIG_PRECOMPRESSED_PAYLOAD +uses PAYLOAD_SIZE +uses _ROMBASE +uses _RAMBASE +uses XIP_ROM_SIZE +uses XIP_ROM_BASE +uses HAVE_MP_TABLE +uses CROSS_COMPILE +uses CC +uses HOSTCC +uses OBJCOPY +uses DEFAULT_CONSOLE_LOGLEVEL +uses MAXIMUM_CONSOLE_LOGLEVEL +uses CONFIG_CONSOLE_SERIAL8250 +uses TTYS0_BAUD +uses TTYS0_BASE +uses TTYS0_LCS +uses CONFIG_UDELAY_TSC +uses CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2 +uses CONFIG_CONSOLE_VGA +uses CONFIG_PCI_ROM_RUN +uses CONFIG_VIDEO_MB +uses USE_DCACHE_RAM +uses DCACHE_RAM_BASE +uses DCACHE_RAM_SIZE + +## ROM_SIZE is the size of boot ROM that this board will use. +default ROM_SIZE = 512*1024 + +### +### Build options +### +default CONFIG_CONSOLE_VGA=0 +default CONFIG_VIDEO_MB=8 +default CONFIG_PCI_ROM_RUN=0 + +## +## Build code for the fallback boot +## +default HAVE_FALLBACK_BOOT=1 + +## +## no MP table +## +default HAVE_MP_TABLE=0 + +## +## Build code to reset the motherboard from linuxBIOS +## +default HAVE_HARD_RESET=0 + +## Delay timer options +## +default CONFIG_UDELAY_TSC=1 +default CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2=1 + +## +## Build code to export a programmable irq routing table +## +default HAVE_PIRQ_TABLE=1 +default IRQ_SLOT_COUNT=6 +#object irq_tables.o + +## +## Build code to export a CMOS option table +## +default HAVE_OPTION_TABLE=0 + +### +### LinuxBIOS layout values +### + +## ROM_IMAGE_SIZE is the amount of space to allow linuxBIOS to occupy. +default ROM_IMAGE_SIZE = 65536 +default FALLBACK_SIZE = 131072 + +## +## enable CACHE_AS_RAM specifics +## +default USE_DCACHE_RAM=1 +default DCACHE_RAM_BASE=0xc8000 +default DCACHE_RAM_SIZE=0x08000 + +## +## Use a small 8K stack +## +default STACK_SIZE=0x2000 + +## +## Use a small 16K heap +## +default HEAP_SIZE=0x4000 + +## +## Only use the option table in a normal image +## +#default USE_OPTION_TABLE = !USE_FALLBACK_IMAGE +default USE_OPTION_TABLE = 0 + +default _RAMBASE = 0x00004000 + +default CONFIG_ROM_PAYLOAD = 1 + +## +## The default compiler +## +default CROSS_COMPILE="" +default CC="$(CROSS_COMPILE)gcc -m32" +default HOSTCC="gcc" + +## +## The Serial Console +## + +# To Enable the Serial Console +default CONFIG_CONSOLE_SERIAL8250=1 + +## Select the serial console baud rate +default TTYS0_BAUD=115200 +#default TTYS0_BAUD=57600 +#default TTYS0_BAUD=38400 +#default TTYS0_BAUD=19200 +#default TTYS0_BAUD=9600 +#default TTYS0_BAUD=4800 +#default TTYS0_BAUD=2400 +#default TTYS0_BAUD=1200 + +# Select the serial console base port +default TTYS0_BASE=0x3f8 + +# Select the serial protocol +# This defaults to 8 data bits, 1 stop bit, and no parity +default TTYS0_LCS=0x3 + +## +### Select the linuxBIOS loglevel +## +## EMERG 1 system is unusable +## ALERT 2 action must be taken immediately +## CRIT 3 critical conditions +## ERR 4 error conditions +## WARNING 5 warning conditions +## NOTICE 6 normal but significant condition +## INFO 7 informational +## DEBUG 8 debug-level messages +## SPEW 9 Way too many details + +## Request this level of debugging output +default DEFAULT_CONSOLE_LOGLEVEL=8 +## At a maximum only compile in this level of debugging +default MAXIMUM_CONSOLE_LOGLEVEL=8 + +end +
Added: trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/cache_as_ram_auto.c =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/cache_as_ram_auto.c (rev 0) +++ trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/cache_as_ram_auto.c 2007-09-08 18:32:53 UTC (rev 2765) @@ -0,0 +1,118 @@ +#define ASSEMBLY 1 + +#include <stdint.h> +#include <device/pci_def.h> +#include <arch/io.h> +#include <device/pnp_def.h> +#include <arch/romcc_io.h> +#include <arch/hlt.h> +#include "pc80/serial.c" +#include "arch/i386/lib/console.c" +#include "ram/ramtest.c" +#include "cpu/x86/bist.h" +#include "cpu/x86/msr.h" +#include <cpu/amd/lxdef.h> +#include <cpu/amd/geode_post_code.h> +#include "southbridge/amd/cs5536/cs5536.h" + +#define POST_CODE(x) outb(x, 0x80) +#define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1) + +#include "southbridge/amd/cs5536/cs5536_early_smbus.c" +#include "southbridge/amd/cs5536/cs5536_early_setup.c" +#include "superio/winbond/w83627hf/w83627hf_early_serial.c" + +static inline int spd_read_byte(unsigned device, unsigned address) +{ + return smbus_read_byte(device, address); +} + +#define ManualConf 0 /* Do automatic strapped PLL config */ +#define PLLMSRhi 0x00001490 /* manual settings for the PLL */ +#define PLLMSRlo 0x02000030 +#define DIMM0 0xA0 +#define DIMM1 0xA2 +#include "northbridge/amd/lx/raminit.h" +#include "northbridge/amd/lx/pll_reset.c" +#include "northbridge/amd/lx/raminit.c" +#include "sdram/generic_sdram.c" +#include "cpu/amd/model_lx/cpureginit.c" +#include "cpu/amd/model_lx/syspreinit.c" + +static void msr_init(void) +{ + msr_t msr; + /* Setup access to the MC for under 1MB. Note MC not setup yet. */ + msr.hi = 0x24fffc02; + msr.lo = 0x10010000; + wrmsr(CPU_RCONF_DEFAULT, msr); + + msr.hi = 0x20000000; + msr.lo = 0xfff00; + wrmsr(MSR_GLIU0 + 0x20, msr); + + msr.hi = 0x20000000; + msr.lo = 0xfff00; + wrmsr(MSR_GLIU1 + 0x20, msr); + +} + +static void mb_gpio_init(void) +{ + /* Early mainboard specific GPIO setup */ +} + +void cache_as_ram_main(void) +{ + extern void RestartCAR(); + POST_CODE(0x01); + + static const struct mem_controller memctrl [] = { + {.channel0 = {(0xa<<3)|0, (0xa<<3)|1}} + }; + + SystemPreInit(); + msr_init(); + + cs5536_early_setup(); + + /* NOTE: must do this AFTER the early_setup! + * it is counting on some early MSR setup + * for cs5536 + */ + cs5536_disable_internal_uart(); + w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE); + mb_gpio_init(); + uart_init(); + console_init(); + + pll_reset(ManualConf); + + cpuRegInit(); + + sdram_initialize(1, memctrl); + + /* Check all of memory */ + ram_check(0x00000000, 640*1024); + + /* Switch from Cache as RAM to real RAM */ + /* There are two ways we could think about this. + 1. If we are using the auto.inc ROMCC way, the stack is going to be re-setup in the code following this code. + Just wbinvd the stack to clear the cache tags. We don't care where the stack used to be. + 2. This file is built as a normal .c -> .o and linked in etc. The stack might be used to return etc. + That means we care about what is in the stack. If we are smart we set the CAR stack to the same location + as the rest of LinuxBIOS. If that is the case we can just do a wbinvd. The stack will be written into real + RAM that is now setup and we continue like nothing happened. If the stack is located somewhere other than + where LB would like it, you need to write some code to do a copy from cache to RAM + + We use method 1 on Norwich and on this board too. + */ + POST_CODE(0x02); + print_err("POST 02\n"); + __asm__("wbinvd\n"); + print_err("Past wbinvd\n"); + /* we are finding the return does not work on this board. Explicitly call the label that is + * after the call to us. This is gross, but sometimes at this level it is the only way out + */ + done_cache_as_ram_main(); +}
Added: trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/chip.h =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/chip.h (rev 0) +++ trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/chip.h 2007-09-08 18:32:53 UTC (rev 2765) @@ -0,0 +1,5 @@ +extern struct chip_operations mainboard_pcengines_alix1c_ops; + +struct mainboard_pcengines_alix1c_config { + int nothing; +};
Added: trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/cmos.layout =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/cmos.layout (rev 0) +++ trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/cmos.layout 2007-09-08 18:32:53 UTC (rev 2765) @@ -0,0 +1,74 @@ +entries + +#start-bit length config config-ID name +#0 8 r 0 seconds +#8 8 r 0 alarm_seconds +#16 8 r 0 minutes +#24 8 r 0 alarm_minutes +#32 8 r 0 hours +#40 8 r 0 alarm_hours +#48 8 r 0 day_of_week +#56 8 r 0 day_of_month +#64 8 r 0 month +#72 8 r 0 year +#80 4 r 0 rate_select +#84 3 r 0 REF_Clock +#87 1 r 0 UIP +#88 1 r 0 auto_switch_DST +#89 1 r 0 24_hour_mode +#90 1 r 0 binary_values_enable +#91 1 r 0 square-wave_out_enable +#92 1 r 0 update_finished_enable +#93 1 r 0 alarm_interrupt_enable +#94 1 r 0 periodic_interrupt_enable +#95 1 r 0 disable_clock_updates +#96 288 r 0 temporary_filler +0 384 r 0 reserved_memory +384 1 e 4 boot_option +385 1 e 4 last_boot +386 1 e 1 ECC_memory +388 4 r 0 reboot_bits +392 3 e 5 baud_rate +400 1 e 1 power_on_after_fail +412 4 e 6 debug_level +416 4 e 7 boot_first +420 4 e 7 boot_second +424 4 e 7 boot_third +428 4 h 0 boot_index +432 8 h 0 boot_countdown +1008 16 h 0 check_sum + +enumerations + +#ID value text +1 0 Disable +1 1 Enable +2 0 Enable +2 1 Disable +4 0 Fallback +4 1 Normal +5 0 115200 +5 1 57600 +5 2 38400 +5 3 19200 +5 4 9600 +5 5 4800 +5 6 2400 +5 7 1200 +6 6 Notice +6 7 Info +6 8 Debug +6 9 Spew +7 0 Network +7 1 HDD +7 2 Floppy +7 8 Fallback_Network +7 9 Fallback_HDD +7 10 Fallback_Floppy +#7 3 ROM + +checksums + +checksum 392 1007 1008 + +
Added: trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/debug.c =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/debug.c (rev 0) +++ trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/debug.c 2007-09-08 18:32:53 UTC (rev 2765) @@ -0,0 +1,66 @@ + +static void print_debug_pci_dev(unsigned dev) +{ + print_debug("PCI: "); + print_debug_hex8((dev >> 16) & 0xff); + print_debug_char(':'); + print_debug_hex8((dev >> 11) & 0x1f); + print_debug_char('.'); + print_debug_hex8((dev >> 8) & 7); +} + +static void print_pci_devices(void) +{ + device_t dev; + for(dev = PCI_DEV(0, 0, 0); + dev <= PCI_DEV(0, 0x1f, 0x7); + dev += PCI_DEV(0,0,1)) { + uint32_t id; + id = pci_read_config32(dev, PCI_VENDOR_ID); + if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) || + (((id >> 16) & 0xffff) == 0xffff) || + (((id >> 16) & 0xffff) == 0x0000)) { + continue; + } + print_debug_pci_dev(dev); + print_debug("\r\n"); + } +} + +static void dump_pci_device(unsigned dev) +{ + int i; + print_debug_pci_dev(dev); + print_debug("\r\n"); + + for(i = 0; i <= 255; i++) { + unsigned char val; + if ((i & 0x0f) == 0) { + print_debug_hex8(i); + print_debug_char(':'); + } + val = pci_read_config8(dev, i); + print_debug_char(' '); + print_debug_hex8(val); + if ((i & 0x0f) == 0x0f) { + print_debug("\r\n"); + } + } +} + +static void dump_pci_devices(void) +{ + device_t dev; + for(dev = PCI_DEV(0, 0, 0); + dev <= PCI_DEV(0, 0x1f, 0x7); + dev += PCI_DEV(0,0,1)) { + uint32_t id; + id = pci_read_config32(dev, PCI_VENDOR_ID); + if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) || + (((id >> 16) & 0xffff) == 0xffff) || + (((id >> 16) & 0xffff) == 0x0000)) { + continue; + } + dump_pci_device(dev); + } +}
Added: trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/failover.c =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/failover.c (rev 0) +++ trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/failover.c 2007-09-08 18:32:53 UTC (rev 2765) @@ -0,0 +1,32 @@ +#define ASSEMBLY 1 +#include <stdint.h> +#include <device/pci_def.h> +#include <device/pci_ids.h> +#include <arch/io.h> +#include "arch/romcc_io.h" +#include "pc80/mc146818rtc_early.c" + +static unsigned long main(unsigned long bist) +{ + /* This is the primary cpu how should I boot? */ + if (do_normal_boot()) { + goto normal_image; + } + else { + goto fallback_image; + } + normal_image: + asm volatile ("jmp __normal_image" + : /* outputs */ + : "a" (bist) /* inputs */ + : /* clobbers */ + ); + cpu_reset: + asm volatile ("jmp __cpu_reset" + : /* outputs */ + : "a"(bist) /* inputs */ + : /* clobbers */ + ); + fallback_image: + return bist; +}
Added: trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/irq_tables.c =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/irq_tables.c (rev 0) +++ trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/irq_tables.c 2007-09-08 18:32:53 UTC (rev 2765) @@ -0,0 +1,107 @@ +/* + * This file is part of the LinuxBIOS project. + * + * Copyright (C) 2007 Advanced Micro Devices, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <arch/pirq_routing.h> +#include <console/console.h> +#include <arch/io.h> +#include <arch/pirq_routing.h> +#include "../../../southbridge/amd/cs5536/cs5536.h" + +/* Platform IRQs */ +#define PIRQA 11 +#define PIRQB 5 +#define PIRQC 10 +#define PIRQD 10 + +/* Map */ +#define M_PIRQA (1 << PIRQA) /* Bitmap of supported IRQs */ +#define M_PIRQB (1 << PIRQB) /* Bitmap of supported IRQs */ +#define M_PIRQC (1 << PIRQC) /* Bitmap of supported IRQs */ +#define M_PIRQD (1 << PIRQD) /* Bitmap of supported IRQs */ + +/* Link */ +#define L_PIRQA 1 /* Means Slot INTx# Connects To Chipset INTA# */ +#define L_PIRQB 2 /* Means Slot INTx# Connects To Chipset INTB# */ +#define L_PIRQC 3 /* Means Slot INTx# Connects To Chipset INTC# */ +#define L_PIRQD 4 /* Means Slot INTx# Connects To Chipset INTD# */ + +const struct irq_routing_table intel_irq_routing_table = { + PIRQ_SIGNATURE, /* u32 signature */ + PIRQ_VERSION, /* u16 version */ + 32+16*9, /* There can be total 9 devices on the bus */ + 0x00, /* Where the interrupt router lies (bus) */ + (0x0f<<3)|0x0, /* Where the interrupt router lies (dev) */ + 0, /* IRQs devoted exclusively to PCI usage */ + 0x100b, /* Vendor */ + 0x2b, /* Device */ + 0, /* Crap (miniport) */ + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */ + 0xe, /* u8 checksum. This has to be set to some + value that would give 0 after the sum of all + bytes for this structure (including checksum) */ + { + /* bus, dev|fn, {link, bitmap}, {link, bitmap}, {link, bitmap}, {link, bitmap}, slot, rfu */ + {0x00,(0x01<<3)|0x0, {{0x01, 0x0400}, {0x00, 0x0000}, {0x00, 0x0000}, {0x00, 0x00000}}, 0x0, 0x0}, + {0x00,(0x0f<<3)|0x0, {{0x01, 0x0400}, {0x02, 0x0800}, {0x03, 0x0400}, {0x04, 0x00800}}, 0x0, 0x0}, + {0x00,(0x13<<3)|0x0, {{0x01, 0x0400}, {0x00, 0x0000}, {0x00, 0x0000}, {0x00, 0x00000}}, 0x0, 0x0}, + {0x00,(0x12<<3)|0x0, {{0x03, 0x0400}, {0x00, 0x0000}, {0x00, 0x0000}, {0x00, 0x00000}}, 0x0, 0x0}, + {0x00,(0x11<<3)|0x0, {{0x01, 0x0400}, {0x02, 0x0800}, {0x00, 0x0000}, {0x00, 0x00000}}, 0x0, 0x0}, + {0x00,(0x0a<<3)|0x0, {{0x01, 0x0400}, {0x02, 0x0800}, {0x03, 0x0400}, {0x04, 0x00800}}, 0x1, 0x0}, + {0x00,(0x0b<<3)|0x0, {{0x02, 0x0800}, {0x03, 0x0400}, {0x04, 0x0800}, {0x01, 0x00400}}, 0x2, 0x0}, + {0x00,(0x0c<<3)|0x0, {{0x03, 0x0400}, {0x04, 0x0800}, {0x01, 0x0400}, {0x02, 0x00800}}, 0x3, 0x0}, + {0x00,(0x0d<<3)|0x0, {{0x04, 0x0800}, {0x01, 0x0400}, {0x02, 0x0800}, {0x03, 0x00400}}, 0x4, 0x0}, + } +}; + + +unsigned long write_pirq_routing_table(unsigned long addr){ + int i, j, k, num_entries; + unsigned int pirq[4]; + uint16_t chipset_irq_map; + uint32_t pciAddr, pirtable_end; + struct irq_routing_table *pirq_tbl; + + pirtable_end = copy_pirq_routing_table(addr); + + /* Set up chipset IRQ steering */ + pciAddr = 0x80000000 | (CHIPSET_DEV_NUM << 11) | 0x5C; + chipset_irq_map = (11 << 12 | 10 << 8 | 11 << 4 | 10); + printk_debug("%s(%08X, %04X)\n", __FUNCTION__, pciAddr, chipset_irq_map); + outl(pciAddr & ~3, 0xCF8); + outl(chipset_irq_map, 0xCFC); + + pirq_tbl = (struct irq_routing_table *)(addr); + num_entries = (pirq_tbl->size - 32)/16; + + /* Set PCI IRQs */ + for (i=0; i < num_entries; i++){ + printk_debug("PIR Entry %d Dev/Fn: %X Slot: %d\n", i, pirq_tbl->slots[i].devfn, pirq_tbl->slots[i].slot); + for (j = 0; j < 4; j++){ + printk_debug("INT: %c bitmap: %x ", 'A'+j, pirq_tbl->slots[i].irq[j].bitmap); + for (k = 0; (!((pirq_tbl->slots[i].irq[j].bitmap >> k) & 1)) && (pirq_tbl->slots[i].irq[j].bitmap != 0); k++); /* finds lsb in bitmap to IRQ# */ + pirq[j] = k; + printk_debug("PIRQ: %d\n", k); + } + pci_assign_irqs(pirq_tbl->slots[i].bus, pirq_tbl->slots[i].devfn, pirq); /* bus, device, slots IRQs for {A,B,C,D} */ + } + + /* put the PIR table in memory and checksum */ + return pirtable_end; +} +
Added: trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/mainboard.c =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/mainboard.c (rev 0) +++ trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/mainboard.c 2007-09-08 18:32:53 UTC (rev 2765) @@ -0,0 +1,154 @@ +#include <console/console.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <device/pci_ops.h> +#include <arch/io.h> +#include <cpu/x86/msr.h> +#include <cpu/amd/lxdef.h> +#include "../../../southbridge/amd/cs5536/cs5536.h" +#include "chip.h" + +/* Print the platform configuration */ +void print_conf(void) { +#if DEFAULT_CONSOLE_LOGLEVEL >= BIOS_ERR + int i; + unsigned long iol; + msr_t msr; + + int cpu_msr_defs[] = { CPU_BC_L2_CONF, CPU_IM_CONFIG, + CPU_DM_CONFIG0, CPU_RCONF_DEFAULT, + CPU_RCONF_BYPASS, CPU_RCONF_A0_BF, CPU_RCONF_C0_DF, CPU_RCONF_E0_FF, + CPU_RCONF_SMM, CPU_RCONF_DMM, GLCP_DELAY_CONTROLS, GL_END + }; + + int gliu0_msr_defs[] = {MSR_GLIU0_BASE1, MSR_GLIU0_BASE2, MSR_GLIU0_BASE4, MSR_GLIU0_BASE5, MSR_GLIU0_BASE6, + GLIU0_P2D_BMO_0, GLIU0_P2D_BMO_1, MSR_GLIU0_SYSMEM, + GLIU0_P2D_RO_0, GLIU0_P2D_RO_1, GLIU0_P2D_RO_2, MSR_GLIU0_SHADOW, + GLIU0_IOD_BM_0, GLIU0_IOD_BM_1, GLIU0_IOD_BM_2, + GLIU0_IOD_SC_0, GLIU0_IOD_SC_1, GLIU0_IOD_SC_2, GLIU0_IOD_SC_3, GLIU0_IOD_SC_4, GLIU0_IOD_SC_5, + GLIU0_GLD_MSR_COH, GL_END + }; + + int gliu1_msr_defs[] = {MSR_GLIU1_BASE1, MSR_GLIU1_BASE2, MSR_GLIU1_BASE3, MSR_GLIU1_BASE4, MSR_GLIU1_BASE5, MSR_GLIU1_BASE6, + MSR_GLIU1_BASE7, MSR_GLIU1_BASE8, MSR_GLIU1_BASE9, MSR_GLIU1_BASE10, + GLIU1_P2D_R_0, GLIU1_P2D_R_1, GLIU1_P2D_R_2, GLIU1_P2D_R_3, MSR_GLIU1_SHADOW, + GLIU1_IOD_BM_0, GLIU1_IOD_BM_1, GLIU1_IOD_BM_2, + GLIU1_IOD_SC_0, GLIU1_IOD_SC_1, GLIU1_IOD_SC_2, GLIU1_IOD_SC_3, + GLIU1_GLD_MSR_COH, GL_END + }; + + int rconf_msr[] = { CPU_RCONF0, CPU_RCONF1, CPU_RCONF2, CPU_RCONF3, CPU_RCONF4, + CPU_RCONF5, CPU_RCONF6, CPU_RCONF7, GL_END + }; + + int cs5536_msr[] = { MDD_LBAR_GPIO, MDD_LBAR_FLSH0, MDD_LBAR_FLSH1, MDD_LEG_IO, MDD_PIN_OPT, + MDD_IRQM_ZLOW, MDD_IRQM_ZHIGH, MDD_IRQM_PRIM, GL_END + }; + + int pci_msr[] = { GLPCI_CTRL, GLPCI_ARB, GLPCI_REN, GLPCI_A0_BF, GLPCI_C0_DF, GLPCI_E0_FF, + GLPCI_RC0, GLPCI_RC1, GLPCI_RC2, GLPCI_RC3, GLPCI_ExtMSR, GLPCI_SPARE, + GL_END + }; + + int dma_msr[] = { MDD_DMA_MAP, MDD_DMA_SHAD1, MDD_DMA_SHAD2, MDD_DMA_SHAD3, MDD_DMA_SHAD4, + MDD_DMA_SHAD5, MDD_DMA_SHAD6, MDD_DMA_SHAD7, MDD_DMA_SHAD8, + MDD_DMA_SHAD9, GL_END + }; + + + printk_debug("---------- CPU ------------\n"); + + for(i = 0; cpu_msr_defs[i] != GL_END; i++) { + msr = rdmsr(cpu_msr_defs[i]); + printk_debug("MSR 0x%08X is now 0x%08X:0x%08X\n", cpu_msr_defs[i], msr.hi, msr.lo); + } + + printk_debug("---------- GLIU 0 ------------\n"); + + for(i = 0; gliu0_msr_defs[i] != GL_END; i++) { + msr = rdmsr(gliu0_msr_defs[i]); + printk_debug("MSR 0x%08X is now 0x%08X:0x%08X\n", gliu0_msr_defs[i], msr.hi, msr.lo); + } + + printk_debug("---------- GLIU 1 ------------\n"); + + for(i = 0; gliu1_msr_defs[i] != GL_END; i++) { + msr = rdmsr(gliu1_msr_defs[i]); + printk_debug("MSR 0x%08X is now 0x%08X:0x%08X\n", gliu1_msr_defs[i], msr.hi, msr.lo); + } + + printk_debug("---------- RCONF ------------\n"); + + for(i = 0; rconf_msr[i] != GL_END; i++) { + msr = rdmsr(rconf_msr[i]); + printk_debug("MSR 0x%08X is now 0x%08X:0x%08X\n", rconf_msr[i], msr.hi, msr.lo); + } + + printk_debug("---------- VARIA ------------\n"); + msr = rdmsr(0x51300010); + printk_debug("MSR 0x%08X is now 0x%08X:0x%08X\n", 0x51300010, msr.hi, msr.lo); + + msr = rdmsr(0x51400015); + printk_debug("MSR 0x%08X is now 0x%08X:0x%08X\n", 0x51400015, msr.hi, msr.lo); + + printk_debug("---------- DIVIL IRQ ------------\n"); + msr = rdmsr(MDD_IRQM_YLOW); + printk_debug("MSR 0x%08X is now 0x%08X:0x%08X\n", MDD_IRQM_YLOW, msr.hi, msr.lo); + msr = rdmsr(MDD_IRQM_YHIGH); + printk_debug("MSR 0x%08X is now 0x%08X:0x%08X\n", MDD_IRQM_YHIGH, msr.hi, msr.lo); + msr = rdmsr(MDD_IRQM_ZLOW); + printk_debug("MSR 0x%08X is now 0x%08X:0x%08X\n", MDD_IRQM_ZLOW, msr.hi, msr.lo); + msr = rdmsr(MDD_IRQM_ZHIGH); + printk_debug("MSR 0x%08X is now 0x%08X:0x%08X\n", MDD_IRQM_ZHIGH, msr.hi, msr.lo); + + + printk_debug("---------- PCI ------------\n"); + + for(i = 0; pci_msr[i] != GL_END; i++) { + msr = rdmsr(pci_msr[i]); + printk_debug("MSR 0x%08X is now 0x%08X:0x%08X\n", pci_msr[i], msr.hi, msr.lo); + } + + printk_debug("---------- LPC/UART DMA ------------\n"); + + for(i = 0; dma_msr[i] != GL_END; i++) { + msr = rdmsr(dma_msr[i]); + printk_debug("MSR 0x%08X is now 0x%08X:0x%08X\n", dma_msr[i], msr.hi, msr.lo); + } + + printk_debug("---------- CS5536 ------------\n"); + + for(i = 0; cs5536_msr[i] != GL_END; i++) { + msr = rdmsr(cs5536_msr[i]); + printk_debug("MSR 0x%08X is now 0x%08X:0x%08X\n", cs5536_msr[i], msr.hi, msr.lo); + } + + iol = inl(GPIOL_INPUT_ENABLE); + printk_debug("IOR 0x%08X is now 0x%08X\n", GPIOL_INPUT_ENABLE, iol); + iol = inl(GPIOL_EVENTS_ENABLE); + printk_debug("IOR 0x%08X is now 0x%08X\n", GPIOL_EVENTS_ENABLE, iol); + iol = inl(GPIOL_INPUT_INVERT_ENABLE); + printk_debug("IOR 0x%08X is now 0x%08X\n", GPIOL_INPUT_INVERT_ENABLE, iol); + iol = inl(GPIO_MAPPER_X); + printk_debug("IOR 0x%08X is now 0x%08X\n", GPIO_MAPPER_X, iol); +#endif //DEFAULT_CONSOLE_LOGLEVEL >= BIOS_ERR +} + +static void init(struct device *dev) { + + printk_debug("ALIX1C ENTER %s\n", __FUNCTION__); + + printk_debug("ALIX1C EXIT %s\n", __FUNCTION__); +} + +static void enable_dev(struct device *dev) +{ + dev->ops->init = init; +} + +struct chip_operations mainboard_pcengines_alix1c_ops = { + CHIP_NAME("PC ENGINES ALIX1C Mainboard") + .enable_dev = enable_dev, +}; +
Added: trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/reset.c =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/reset.c (rev 0) +++ trunk/LinuxBIOSv2/src/mainboard/pcengines/alix1c/reset.c 2007-09-08 18:32:53 UTC (rev 2765) @@ -0,0 +1,43 @@ +#if 0 +//#include "arch/romcc_io.h" +#include <arch/io.h> + +typedef unsigned device_t; + +#define PCI_DEV(BUS, DEV, FN) ( \ + (((BUS) & 0xFF) << 16) | \ + (((DEV) & 0x1f) << 11) | \ + (((FN) & 0x7) << 8)) + +static void pci_write_config8(device_t dev, unsigned where, unsigned char value) +{ + unsigned addr; + addr = dev | where; + outl(0x80000000 | (addr & ~3), 0xCF8); + outb(value, 0xCFC + (addr & 3)); +} + +static void pci_write_config32(device_t dev, unsigned where, unsigned value) +{ + unsigned addr; + addr = dev | where; + outl(0x80000000 | (addr & ~3), 0xCF8); + outl(value, 0xCFC); +} + +static unsigned pci_read_config32(device_t dev, unsigned where) +{ + unsigned addr; + addr = dev | where; + outl(0x80000000 | (addr & ~3), 0xCF8); + return inl(0xCFC); +} + +#include "../../../northbridge/amd/amdk8/reset_test.c" + +void hard_reset(void) +{ + set_bios_reset(); + pci_write_config8(PCI_DEV(1, 0x04, 0), 0x47, 1); +} +#endif
Added: trunk/LinuxBIOSv2/targets/pcengines/alix1c/Config.lb =================================================================== --- trunk/LinuxBIOSv2/targets/pcengines/alix1c/Config.lb (rev 0) +++ trunk/LinuxBIOSv2/targets/pcengines/alix1c/Config.lb 2007-09-08 18:32:53 UTC (rev 2765) @@ -0,0 +1,26 @@ +target alix1c +mainboard pcengines/alix1c + +option CONFIG_COMPRESSED_PAYLOAD_NRV2B=0 + +## ROM_SIZE is the total number of bytes allocated for LinuxBIOS use +## (normal AND fallback images and payloads). +## leave 36k for vsa +## +option ROM_SIZE = 512*1024 - 36 * 1024 + +## ROM_IMAGE_SIZE is the maximum number of bytes allowed for a LinuxBIOS image, +## not including any payload. +option ROM_IMAGE_SIZE=64*1024 + +option FALLBACK_SIZE = ROM_SIZE + +option DEFAULT_CONSOLE_LOGLEVEL = 11 +option MAXIMUM_CONSOLE_LOGLEVEL = 11 +romimage "fallback" + option USE_FALLBACK_IMAGE=1 + option LINUXBIOS_EXTRA_VERSION=".0Fallback" + payload /tmp/filo.elf +end + +buildrom ./linuxbios.rom ROM_SIZE "fallback"