diff options
Diffstat (limited to 'qemu/roms/u-boot/board/matrix_vision/mvsmr')
-rw-r--r-- | qemu/roms/u-boot/board/matrix_vision/mvsmr/.gitignore | 1 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/matrix_vision/mvsmr/Makefile | 22 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/matrix_vision/mvsmr/README.mvsmr | 55 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/matrix_vision/mvsmr/bootscript | 42 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/matrix_vision/mvsmr/fpga.c | 112 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/matrix_vision/mvsmr/fpga.h | 15 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/matrix_vision/mvsmr/mvsmr.c | 248 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/matrix_vision/mvsmr/mvsmr.h | 43 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/matrix_vision/mvsmr/u-boot.lds | 89 |
9 files changed, 627 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/board/matrix_vision/mvsmr/.gitignore b/qemu/roms/u-boot/board/matrix_vision/mvsmr/.gitignore new file mode 100644 index 000000000..469f1bc4c --- /dev/null +++ b/qemu/roms/u-boot/board/matrix_vision/mvsmr/.gitignore @@ -0,0 +1 @@ +bootscript.img diff --git a/qemu/roms/u-boot/board/matrix_vision/mvsmr/Makefile b/qemu/roms/u-boot/board/matrix_vision/mvsmr/Makefile new file mode 100644 index 000000000..a9c794e21 --- /dev/null +++ b/qemu/roms/u-boot/board/matrix_vision/mvsmr/Makefile @@ -0,0 +1,22 @@ +# +# (C) Copyright 2003 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# (C) Copyright 2004-2008 +# Matrix-Vision GmbH, info@matrix-vision.de +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y := mvsmr.o fpga.o + +extra-y := bootscript.img + +quiet_cmd_mkimage = MKIMAGE $@ +cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \ + $(if $(KBUILD_VERBOSE:1=), >/dev/null) + +MKIMAGEFLAGS_bootscript.image := -T script -C none -n mvSMR_Script + +$(obj)/bootscript.img: $(src)/bootscript + $(call cmd,mkimage) diff --git a/qemu/roms/u-boot/board/matrix_vision/mvsmr/README.mvsmr b/qemu/roms/u-boot/board/matrix_vision/mvsmr/README.mvsmr new file mode 100644 index 000000000..8e34cb783 --- /dev/null +++ b/qemu/roms/u-boot/board/matrix_vision/mvsmr/README.mvsmr @@ -0,0 +1,55 @@ +Matrix Vision mvSMR +------------------- + +1. Board Description + + The mvSMR is a 75x130mm single image processing board used + in automation. Power Supply is 24VDC. + +2 System Components + +2.1 CPU + Freescale MPC5200B CPU running at 400MHz core and 133MHz XLB/IPB. + 64MB DDR-I @ 133MHz. + 8 MByte Nor Flash on local bus. + 2 serial ports. Console running on ttyS0 @ 115200 8N1. + +2.2 PCI + PCI clock fixed at 33MHz due to old'n'slow Xilinx PCI core. + +2.3 FPGA + Xilinx Spartan-3 XC3S200 with PCI DMA engine. + Connects to Matrix Vision specific CCD/CMOS sensor interface. + +2.4 I2C + EEPROM @ 0xA0 for vendor specifics. + image sensor interface (slave addresses depend on sensor) + +3 Flash layout. + + reset vector is 0x00000100, i.e. "LOWBOOT". + + FF800000 u-boot + FF806000 u-boot script image + FF808000 u-boot environment + FF840000 FPGA raw bit file + FF880000 root FS + FFF00000 kernel + +4 Booting + + On startup the bootscript @ FF806000 is executed. This script can be + exchanged easily. Default boot mode is "boot from flash", i.e. system + works stand-alone. + + This behaviour depends on some environment variables : + + "netboot" : yes ->try dhcp/bootp and boot from network. + A "dhcp_client_id" and "dhcp_vendor-class-identifier" can be used for + DHCP server configuration, e.g. to provide different images to + different devices. + + During netboot the system tries to get 3 image files: + 1. Kernel - name + data is given during BOOTP. + 2. Initrd - name is stored in "initrd_name" + Fallback files are the flash versions. diff --git a/qemu/roms/u-boot/board/matrix_vision/mvsmr/bootscript b/qemu/roms/u-boot/board/matrix_vision/mvsmr/bootscript new file mode 100644 index 000000000..02c802c8c --- /dev/null +++ b/qemu/roms/u-boot/board/matrix_vision/mvsmr/bootscript @@ -0,0 +1,42 @@ +echo +echo "==== running autoscript ====" +echo +setenv boot24 'bootm ${kernel_boot} ${mv_initrd_addr_ram}' +setenv ramkernel 'setenv kernel_boot ${loadaddr}' +setenv flashkernel 'setenv kernel_boot ${mv_kernel_addr}' +setenv cpird 'cp ${mv_initrd_addr} ${mv_initrd_addr_ram} ${mv_initrd_length}' +setenv bootfromflash run flashkernel cpird addcons boot24 +setenv bootfromnet 'tftp ${mv_initrd_addr_ram} ${initrd_name};run ramkernel' +if test ${console} = yes; +then +setenv addcons 'setenv bootargs ${bootargs} console=ttyS${console_nr},${baudrate}N8' +else +setenv addcons 'setenv bootargs ${bootargs} console=tty0' +fi +setenv set_static_ip 'setenv ipaddr ${static_ipaddr}' +setenv set_static_nm 'setenv netmask ${static_netmask}' +setenv set_static_gw 'setenv gatewayip ${static_gateway}' +setenv set_ip 'setenv ip ${ipaddr}::${gatewayip}:${netmask}' +if test ${servicemode} != yes; +then + echo "=== forced flash mode ===" + run set_static_ip set_static_nm set_static_gw set_ip bootfromflash +fi +if test ${autoscript_boot} != no; +then + if test ${netboot} = yes; + then + bootp + if test $? = 0; + then + echo "=== bootp succeeded -> netboot ===" + run set_ip bootfromnet addcons boot24 + else + echo "=== netboot failed ===" + fi + fi + echo "=== bootfromflash ===" + run set_static_ip set_static_nm set_static_gw set_ip bootfromflash +else + echo "=== boot stopped with autoscript_boot no ===" +fi diff --git a/qemu/roms/u-boot/board/matrix_vision/mvsmr/fpga.c b/qemu/roms/u-boot/board/matrix_vision/mvsmr/fpga.c new file mode 100644 index 000000000..518992578 --- /dev/null +++ b/qemu/roms/u-boot/board/matrix_vision/mvsmr/fpga.c @@ -0,0 +1,112 @@ +/* + * (C) Copyright 2002 + * Rich Ireland, Enterasys Networks, rireland@enterasys.com. + * Keith Outwater, keith_outwater@mvis.com. + * + * (C) Copyright 2010 + * Andre Schwarz, Matrix Vision GmbH, andre.schwarz@matrix-vision.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <spartan3.h> +#include <command.h> +#include <asm/io.h> +#include "fpga.h" +#include "mvsmr.h" + +xilinx_spartan3_slave_serial_fns fpga_fns = { + fpga_pre_config_fn, + fpga_pgm_fn, + fpga_clk_fn, + fpga_init_fn, + fpga_done_fn, + fpga_wr_fn, + 0 +}; + +xilinx_desc spartan3 = { + xilinx_spartan2, + slave_serial, + XILINX_XC3S200_SIZE, + (void *) &fpga_fns, + 0, +}; + +DECLARE_GLOBAL_DATA_PTR; + +int mvsmr_init_fpga(void) +{ + fpga_init(); + fpga_add(fpga_xilinx, &spartan3); + + return 1; +} + +int fpga_init_fn(int cookie) +{ + struct mpc5xxx_gpio *gpio = (struct mpc5xxx_gpio *)MPC5XXX_GPIO; + + if (in_be32(&gpio->simple_ival) & FPGA_CONFIG) + return 0; + + return 1; +} + +int fpga_done_fn(int cookie) +{ + struct mpc5xxx_gpio *gpio = (struct mpc5xxx_gpio *)MPC5XXX_GPIO; + int result = 0; + + udelay(10); + if (in_be32(&gpio->simple_ival) & FPGA_DONE) + result = 1; + + return result; +} + +int fpga_pgm_fn(int assert, int flush, int cookie) +{ + struct mpc5xxx_gpio *gpio = (struct mpc5xxx_gpio *)MPC5XXX_GPIO; + + if (!assert) + setbits_8(&gpio->sint_dvo, FPGA_STATUS); + else + clrbits_8(&gpio->sint_dvo, FPGA_STATUS); + + return assert; +} + +int fpga_clk_fn(int assert_clk, int flush, int cookie) +{ + struct mpc5xxx_gpio *gpio = (struct mpc5xxx_gpio *)MPC5XXX_GPIO; + + if (assert_clk) + setbits_be32(&gpio->simple_dvo, FPGA_CCLK); + else + clrbits_be32(&gpio->simple_dvo, FPGA_CCLK); + + return assert_clk; +} + +int fpga_wr_fn(int assert_write, int flush, int cookie) +{ + struct mpc5xxx_gpio *gpio = (struct mpc5xxx_gpio *)MPC5XXX_GPIO; + + if (assert_write) + setbits_be32(&gpio->simple_dvo, FPGA_DIN); + else + clrbits_be32(&gpio->simple_dvo, FPGA_DIN); + + return assert_write; +} + +int fpga_pre_config_fn(int cookie) +{ + struct mpc5xxx_gpio *gpio = (struct mpc5xxx_gpio *)MPC5XXX_GPIO; + + setbits_8(&gpio->sint_dvo, FPGA_STATUS); + + return 0; +} diff --git a/qemu/roms/u-boot/board/matrix_vision/mvsmr/fpga.h b/qemu/roms/u-boot/board/matrix_vision/mvsmr/fpga.h new file mode 100644 index 000000000..7ef878bd4 --- /dev/null +++ b/qemu/roms/u-boot/board/matrix_vision/mvsmr/fpga.h @@ -0,0 +1,15 @@ +/* + * (C) Copyright 2008 + * Andre Schwarz, Matrix Vision GmbH, andre.schwarz@matrix-vision.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +extern int mvsmr_init_fpga(void); + +extern int fpga_pgm_fn(int assert_pgm, int flush, int cookie); +extern int fpga_init_fn(int cookie); +extern int fpga_clk_fn(int assert_clk, int flush, int cookie); +extern int fpga_wr_fn(int assert_write, int flush, int cookie); +extern int fpga_done_fn(int cookie); +extern int fpga_pre_config_fn(int cookie); diff --git a/qemu/roms/u-boot/board/matrix_vision/mvsmr/mvsmr.c b/qemu/roms/u-boot/board/matrix_vision/mvsmr/mvsmr.c new file mode 100644 index 000000000..2c513897f --- /dev/null +++ b/qemu/roms/u-boot/board/matrix_vision/mvsmr/mvsmr.c @@ -0,0 +1,248 @@ +/* + * (C) Copyright 2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2004 + * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com. + * + * (C) Copyright 2005-2010 + * Andre Schwarz, Matrix Vision GmbH, andre.schwarz@matrix-vision.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <mpc5xxx.h> +#include <malloc.h> +#include <pci.h> +#include <i2c.h> +#include <fpga.h> +#include <environment.h> +#include <netdev.h> +#include <asm/io.h> +#include "fpga.h" +#include "mvsmr.h" +#include "../common/mv_common.h" + +#define SDRAM_DDR 1 +#define SDRAM_MODE 0x018D0000 +#define SDRAM_EMODE 0x40090000 +#define SDRAM_CONTROL 0x715f0f00 +#define SDRAM_CONFIG1 0xd3722930 +#define SDRAM_CONFIG2 0x46770000 + +DECLARE_GLOBAL_DATA_PTR; + +static void sdram_start(int hi_addr) +{ + long hi_bit = hi_addr ? 0x01000000 : 0; + + /* unlock mode register */ + out_be32((u32 *)MPC5XXX_SDRAM_CTRL, SDRAM_CONTROL | 0x80000000 | + hi_bit); + + /* precharge all banks */ + out_be32((u32 *)MPC5XXX_SDRAM_CTRL, SDRAM_CONTROL | 0x80000002 | + hi_bit); + + /* set mode register: extended mode */ + out_be32((u32 *)MPC5XXX_SDRAM_MODE, SDRAM_EMODE); + + /* set mode register: reset DLL */ + out_be32((u32 *)MPC5XXX_SDRAM_MODE, SDRAM_MODE | 0x04000000); + + /* precharge all banks */ + out_be32((u32 *)MPC5XXX_SDRAM_CTRL, SDRAM_CONTROL | 0x80000002 | + hi_bit); + + /* auto refresh */ + out_be32((u32 *)MPC5XXX_SDRAM_CTRL, SDRAM_CONTROL | 0x80000004 | + hi_bit); + + /* set mode register */ + out_be32((u32 *)MPC5XXX_SDRAM_MODE, SDRAM_MODE); + + /* normal operation */ + out_be32((u32 *)MPC5XXX_SDRAM_CTRL, SDRAM_CONTROL | hi_bit); +} + +phys_addr_t initdram(int board_type) +{ + ulong dramsize = 0; + ulong test1, + test2; + + /* setup SDRAM chip selects */ + out_be32((u32 *)MPC5XXX_SDRAM_CS0CFG, 0x0000001e); + + /* setup config registers */ + out_be32((u32 *)MPC5XXX_SDRAM_CONFIG1, SDRAM_CONFIG1); + out_be32((u32 *)MPC5XXX_SDRAM_CONFIG2, SDRAM_CONFIG2); + + /* find RAM size using SDRAM CS0 only */ + sdram_start(0); + test1 = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, 0x80000000); + sdram_start(1); + test2 = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, 0x80000000); + if (test1 > test2) { + sdram_start(0); + dramsize = test1; + } else + dramsize = test2; + + if (dramsize < (1 << 20)) + dramsize = 0; + + if (dramsize > 0) + out_be32((u32 *)MPC5XXX_SDRAM_CS0CFG, 0x13 + + __builtin_ffs(dramsize >> 20) - 1); + else + out_be32((u32 *)MPC5XXX_SDRAM_CS0CFG, 0); + + return dramsize; +} + +void mvsmr_init_gpio(void) +{ + struct mpc5xxx_gpio *gpio = (struct mpc5xxx_gpio *)MPC5XXX_GPIO; + struct mpc5xxx_wu_gpio *wu_gpio = + (struct mpc5xxx_wu_gpio *)MPC5XXX_WU_GPIO; + struct mpc5xxx_gpt_0_7 *timers = (struct mpc5xxx_gpt_0_7 *)MPC5XXX_GPT; + + printf("Ports : 0x%08x\n", gpio->port_config); + printf("PORCFG: 0x%08x\n", in_be32((unsigned *)MPC5XXX_CDM_PORCFG)); + + out_be32(&gpio->simple_ddr, SIMPLE_DDR); + out_be32(&gpio->simple_dvo, SIMPLE_DVO); + out_be32(&gpio->simple_ode, SIMPLE_ODE); + out_be32(&gpio->simple_gpioe, SIMPLE_GPIOEN); + + out_8(&gpio->sint_ode, SINT_ODE); + out_8(&gpio->sint_ddr, SINT_DDR); + out_8(&gpio->sint_dvo, SINT_DVO); + out_8(&gpio->sint_inten, SINT_INTEN); + out_be16(&gpio->sint_itype, SINT_ITYPE); + out_8(&gpio->sint_gpioe, SINT_GPIOEN); + + out_8(&wu_gpio->ode, WKUP_ODE); + out_8(&wu_gpio->ddr, WKUP_DIR); + out_8(&wu_gpio->dvo, WKUP_DO); + out_8(&wu_gpio->enable, WKUP_EN); + + out_be32(&timers->gpt0.emsr, 0x00000234); /* OD output high */ + out_be32(&timers->gpt1.emsr, 0x00000234); + out_be32(&timers->gpt2.emsr, 0x00000234); + out_be32(&timers->gpt3.emsr, 0x00000234); + out_be32(&timers->gpt4.emsr, 0x00000234); + out_be32(&timers->gpt5.emsr, 0x00000234); + out_be32(&timers->gpt6.emsr, 0x00000024); /* push-pull output low */ + out_be32(&timers->gpt7.emsr, 0x00000024); +} + +int misc_init_r(void) +{ + char *s = getenv("reset_env"); + + if (s) { + printf(" === FACTORY RESET ===\n"); + mv_reset_environment(); + saveenv(); + } + + return -1; +} + +void mvsmr_get_dbg_present(void) +{ + struct mpc5xxx_gpio *gpio = (struct mpc5xxx_gpio *)MPC5XXX_GPIO; + struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)MPC5XXX_PSC1; + + if (in_be32(&gpio->simple_ival) & COP_PRESENT) { + setenv("dbg_present", "no\0"); + setenv("bootstopkey", "abcdefghijklmnopqrstuvwxyz\0"); + } else { + setenv("dbg_present", "yes\0"); + setenv("bootstopkey", "s\0"); + setbits_8(&psc->command, PSC_RX_ENABLE); + } +} + +void mvsmr_get_service_mode(void) +{ + struct mpc5xxx_wu_gpio *wu_gpio = + (struct mpc5xxx_wu_gpio *)MPC5XXX_WU_GPIO; + + if (in_8(&wu_gpio->ival) & SERVICE_MODE) + setenv("servicemode", "no\0"); + else + setenv("servicemode", "yes\0"); +} + +int mvsmr_get_mac(void) +{ + unsigned char mac[6]; + struct mpc5xxx_wu_gpio *wu_gpio = + (struct mpc5xxx_wu_gpio *)MPC5XXX_WU_GPIO; + + if (in_8(&wu_gpio->ival) & LAN_PRSNT) { + setenv("lan_present", "no\0"); + return -1; + } else + setenv("lan_present", "yes\0"); + + i2c_read(0x50, 0, 1, mac, 6); + + eth_setenv_enetaddr("ethaddr", mac); + + return 0; +} + +int checkboard(void) +{ + mvsmr_init_gpio(); + printf("Board: Matrix Vision mvSMR\n"); + + return 0; +} + +void flash_preinit(void) +{ + /* + * Now, when we are in RAM, enable flash write + * access for detection process. + * Note that CS_BOOT cannot be cleared when + * executing in flash. + */ + clrbits_be32((u32 *)MPC5XXX_BOOTCS_CFG, 0x1); +} + +void flash_afterinit(ulong size) +{ + out_be32((u32 *)MPC5XXX_BOOTCS_START, + START_REG(CONFIG_SYS_BOOTCS_START | size)); + out_be32((u32 *)MPC5XXX_CS0_START, + START_REG(CONFIG_SYS_BOOTCS_START | size)); + out_be32((u32 *)MPC5XXX_BOOTCS_STOP, + STOP_REG(CONFIG_SYS_BOOTCS_START | size, size)); + out_be32((u32 *)MPC5XXX_CS0_STOP, + STOP_REG(CONFIG_SYS_BOOTCS_START | size, size)); +} + +struct pci_controller hose; + +void pci_init_board(void) +{ + mvsmr_get_dbg_present(); + mvsmr_get_service_mode(); + mvsmr_init_fpga(); + mv_load_fpga(); + pci_mpc5xxx_init(&hose); +} + +int board_eth_init(bd_t *bis) +{ + if (!mvsmr_get_mac()) + return cpu_eth_init(bis); + + return pci_eth_init(bis); +} diff --git a/qemu/roms/u-boot/board/matrix_vision/mvsmr/mvsmr.h b/qemu/roms/u-boot/board/matrix_vision/mvsmr/mvsmr.h new file mode 100644 index 000000000..b8320f1e6 --- /dev/null +++ b/qemu/roms/u-boot/board/matrix_vision/mvsmr/mvsmr.h @@ -0,0 +1,43 @@ +#include <pci.h> + +extern void pci_mpc5xxx_init(struct pci_controller *); + +#define FPGA_DIN MPC5XXX_GPIO_SIMPLE_PSC3_0 +#define FPGA_CCLK MPC5XXX_GPIO_SIMPLE_PSC3_1 +#define FPGA_DONE MPC5XXX_GPIO_SIMPLE_PSC3_2 +#define FPGA_CONFIG MPC5XXX_GPIO_SIMPLE_PSC3_3 +#define FPGA_STATUS MPC5XXX_GPIO_SINT_PSC3_4 +#define S_FPGA_DIN MPC5XXX_GPIO_SINT_PSC3_5 +#define S_FPGA_CCLK MPC5XXX_GPIO_SIMPLE_PSC3_6 +#define S_FPGA_DONE MPC5XXX_GPIO_SIMPLE_PSC3_7 +#define S_FPGA_CONFIG MPC5XXX_GPIO_SINT_PSC3_8 +#define S_FPGA_STATUS MPC5XXX_GPIO_WKUP_PSC3_9 + +#define MAN_RST MPC5XXX_GPIO_WKUP_PSC6_0 +#define WD_TS MPC5XXX_GPIO_WKUP_PSC6_1 +#define WD_WDI MPC5XXX_GPIO_SIMPLE_PSC6_2 +#define COP_PRESENT MPC5XXX_GPIO_SIMPLE_PSC6_3 +#define SERVICE_MODE MPC5XXX_GPIO_WKUP_6 +#define FLASH_RBY MPC5XXX_GPIO_WKUP_7 +#define UART_EN1 MPC5XXX_GPIO_WKUP_PSC1_4 +#define LAN_PRSNT MPC5XXX_GPIO_WKUP_PSC2_4 + +#define SIMPLE_DDR (FPGA_DIN | FPGA_CCLK | FPGA_CONFIG | WD_WDI |\ + S_FPGA_CCLK) +#define SIMPLE_DVO (FPGA_CONFIG) +#define SIMPLE_ODE (FPGA_CONFIG) +#define SIMPLE_GPIOEN (FPGA_DIN | FPGA_CCLK | FPGA_DONE | FPGA_CONFIG |\ + S_FPGA_CCLK | S_FPGA_DONE | WD_WDI | COP_PRESENT) + +#define SINT_ODE 0x1 +#define SINT_DDR 0x3 +#define SINT_DVO 0x1 +#define SINT_INTEN 0 +#define SINT_ITYPE 0 +#define SINT_GPIOEN (FPGA_STATUS | S_FPGA_DIN | S_FPGA_CONFIG) + +#define WKUP_ODE (MAN_RST | S_FPGA_STATUS) +#define WKUP_DIR (MAN_RST | WD_TS | S_FPGA_STATUS) +#define WKUP_DO (MAN_RST | WD_TS | S_FPGA_STATUS) +#define WKUP_EN (MAN_RST | WD_TS | S_FPGA_STATUS | SERVICE_MODE |\ + FLASH_RBY | UART_EN1 | LAN_PRSNT) diff --git a/qemu/roms/u-boot/board/matrix_vision/mvsmr/u-boot.lds b/qemu/roms/u-boot/board/matrix_vision/mvsmr/u-boot.lds new file mode 100644 index 000000000..e885b7c16 --- /dev/null +++ b/qemu/roms/u-boot/board/matrix_vision/mvsmr/u-boot.lds @@ -0,0 +1,89 @@ +/* + * (C) Copyright 2003-2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * (C) Copyright 2010 + * André Schwarz, Matrix Vision GmbH, as@matrix-vision.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +OUTPUT_ARCH(powerpc) + +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + .text : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the first two sectors (=8KB) of our S29GL flash chip */ + arch/powerpc/cpu/mpc5xxx/start.o (.text*) + arch/powerpc/cpu/mpc5xxx/traps.o (.text*) + board/matrix_vision/common/built-in.o (.text*) + + /* This is only needed to force failure if size of above code will ever */ + /* increase and grow into reserved space. */ + . = ALIGN(0x2000); /* location counter has to be 0x4000 now */ + . += 0x4000; /* ->0x8000, i.e. move to env_offset */ + + . = env_offset; /* ld error as soon as above ALIGN misplaces lc */ + common/env_embedded.o (.ppcenv) + + *(.text*) + . = ALIGN(16); + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) + } + + /* Read-write section, merged into data segment: */ + . = (. + 0x0FFF) & 0xFFFFF000; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + _GOT2_TABLE_ = .; + KEEP(*(.got2)) + KEEP(*(.got)) + PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); + _FIXUP_TABLE_ = .; + KEEP(*(.fixup)) + } + __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; + __fixup_entries = (. - _FIXUP_TABLE_) >> 2; + + .data : + { + *(.data*) + *(.sdata*) + } + _edata = .; + PROVIDE (edata = .); + + . = .; + + . = ALIGN(4); + .u_boot_list : { + KEEP(*(SORT(.u_boot_list*))); + } + + + . = .; + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(4096); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(4096); + __init_end = .; + + __bss_start = .; + .bss (NOLOAD) : + { + *(.bss*) + *(.sbss*) + . = ALIGN(4); + } + __bss_end = . ; + PROVIDE (end = .); +} |