November 2010 - U-Boot

[U-Boot] [PATCH 2/2] Add video support to mx51evk board
by Frias Renato-B13784 03 Nov '10

03 Nov '10

Adds video support to mx51evk board, this board allows different displays. This patch enables the WVGA TFT LCD panel only, remove comments from include/configs/mx51evk.h to use it. Signed-off-by: Renato Frias <renato.frias(a)freescale.com> --- board/freescale/mx51evk/mx51evk.c | 56 +++++++++++++++++++++++++++++++++++++ include/configs/mx51evk.h | 11 +++++++ 2 files changed, 67 insertions(+), 0 deletions(-) diff --git a/board/freescale/mx51evk/mx51evk.c b/board/freescale/mx51evk/mx51evk.c index 2160d5a..884ae73 100644 --- a/board/freescale/mx51evk/mx51evk.c +++ b/board/freescale/mx51evk/mx51evk.c @@ -34,9 +34,37 @@ #include <fsl_pmic.h> #include <mc13892.h> +#ifdef CONFIG_LCD +#include <linux/fb.h> +#include <lcd.h> +#endif + DECLARE_GLOBAL_DATA_PTR; static u32 system_rev; +extern int mx51_fb_init(struct fb_videomode *mode, u32 ipu_di, u32 pix_fmt); + +#ifdef CONFIG_LCD +static struct fb_videomode claa_wvga = { + "CLAA07LC0ACW", + 57, /* Refresh */+ + 800, /* xres */ + 480, /* yres */ + 37037, /* pixclock = 27Mhz */ + 40, /* left margin */ + 60, /* right margin */ + 10, /* upper margin */ + 10, /* lower margin */ + 20, /* hsync-len */ + 10, /* vsync-len */ + 0, /* sync */ + FB_VMODE_NONINTERLACED, /* vmode */ + 0, /* flag */ +}; + +static int wvga_ipu_di = 1; +static int wvga_bppix = 16; +#endif #ifdef CONFIG_FSL_ESDHC struct fsl_esdhc_cfg esdhc_cfg[2] = { @@ -148,6 +176,33 @@ static void setup_iomux_fec(void) mxc_iomux_set_pad(MX51_PIN_NANDF_D11, 0x2180); } +#ifdef CONFIG_LCD +void setup_iomux_ipu(void) +{ + /* DISP2_DAT [0:15] are configured by default */ + mxc_request_iomux(MX51_PIN_DI1_D1_CS, IOMUX_CONFIG_ALT4); + mxc_iomux_set_pad(MX51_PIN_DI1_D1_CS, 0x85); + mxc_request_iomux(MUX_IN_GPIO3_IPP_IND_G_IN_4_SELECT_INPUT, + INPUT_CTL_PATH1); + + /* DISP2_DRDY pin */ + mxc_request_iomux(MX51_PIN_DI_GP4, IOMUX_CONFIG_ALT4); + mxc_iomux_set_pad(MX51_PIN_DI_GP4, 0x80); + +} + +void lcd_enable(void) +{ + int ret; + + ret = mx51_fb_init(&claa_wvga, wvga_ipu_di, wvga_bppix); + if (ret) { + puts("LCD cannot be configured\n"); + } + +} +#endif + #ifdef CONFIG_MXC_SPI static void setup_iomux_spi(void) { @@ -409,6 +464,7 @@ int board_init(void) setup_iomux_uart(); setup_iomux_fec(); + setup_iomux_ipu(); return 0; } diff --git a/include/configs/mx51evk.h b/include/configs/mx51evk.h index f98438d..cd931ea 100644 --- a/include/configs/mx51evk.h +++ b/include/configs/mx51evk.h @@ -211,6 +211,17 @@ #define CONFIG_SYS_DDR_CLKSEL 0 #define CONFIG_SYS_CLKTL_CBCDR 0x59E35100 +/* + * Framebuffer and LCD + */ +/* +#define CONFIG_LCD +#define CONFIG_VIDEO_MX5 +#define LCD_BPP LCD_COLOR16 +#define CONFIG_CMD_BMP +#define CONFIG_BMP_16BPP +*/ + /*---------------------------------------------------------------------- - * FLASH and environment organization */ -- 1.6.0.4

3 3

[U-Boot] [PATCH v2 3/3] Fix video support for vision2 board
by Renato Frias 03 Nov '10

03 Nov '10

From: Renato Frias <renato.frias(a)freescale.com> Adds arguments to the mx51_fb_init call. Signed-off-by: Renato Frias <renato.frias(a)freescale.com> --- Changes for v2: - Includes fix to vision2 (this commit) on the patch set board/ttcontrol/vision2/vision2.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/board/ttcontrol/vision2/vision2.c b/board/ttcontrol/vision2/vision2.c index 071dad6..d818224 100644 --- a/board/ttcontrol/vision2/vision2.c +++ b/board/ttcontrol/vision2/vision2.c @@ -43,7 +43,7 @@ DECLARE_GLOBAL_DATA_PTR; static u32 system_rev; -extern int mx51_fb_init(struct fb_videomode *mode); +extern int mx51_fb_init(struct fb_videomode *mode, u32 ipu_di, u32 pix_fmt); #ifdef CONFIG_HW_WATCHDOG #include <watchdog.h> @@ -675,7 +675,7 @@ void lcd_enable(void) mxc_gpio_set(2, 1); mxc_request_iomux(MX51_PIN_GPIO1_2, IOMUX_CONFIG_ALT0); - ret = mx51_fb_init(&nec_nl6448bc26_09c); + ret = mx51_fb_init(&nec_nl6448bc26_09c, 0, 18); if (ret) puts("LCD cannot be configured\n"); } -- 1.6.0.4

2 1

[U-Boot] [PATCH] armv7: fix linker file for newer ld support
by Alexander Holler 03 Nov '10

03 Nov '10

Signed-off-by: Alexander Holler <holler(a)ahsoftware.de> --- arch/arm/cpu/armv7/u-boot.lds | 15 ++++++++------- 1 files changed, 8 insertions(+), 7 deletions(-) diff --git a/arch/arm/cpu/armv7/u-boot.lds b/arch/arm/cpu/armv7/u-boot.lds index 88a0fec..34e0a79 100644 --- a/arch/arm/cpu/armv7/u-boot.lds +++ b/arch/arm/cpu/armv7/u-boot.lds @@ -54,13 +54,6 @@ SECTIONS *(.data.rel.ro) } . = ALIGN(4); - __rel_dyn_start = .; - .rel.dyn : { *(.rel.dyn) } - __rel_dyn_end = .; - - __dynsym_start = .; - .dynsym : { *(.dynsym) } - __got_start = .; . = ALIGN(4); .got : { *(.got) } @@ -74,4 +67,12 @@ SECTIONS __bss_start = .; .bss : { *(.bss) } _end = .; + + . = ALIGN(4); + __rel_dyn_start = .; + .rel.dyn : { *(.rel*) } + __rel_dyn_end = .; + + __dynsym_start = .; + .dynsym : { *(.dynsym) } } -- 1.7.2.2

4 9

[U-Boot] [PATCH v2 2/3] Add video support to mx51evk board
by Renato Frias 03 Nov '10

03 Nov '10

From: Renato Frias <renato.frias(a)freescale.com> Adds video support to mx51evk board, this board allows different displays. This patch enables the WVGA TFT LCD panel only, on Display interface 1. Remove comments from include/configs/mx51evk.h to use it. Signed-off-by: Renato Frias <renato.frias(a)freescale.com> --- Changes for v2: - Removed trailing whitespaces from struct fb_videomode - Using PAD_CTL_* definitions - Updated commit message board/freescale/mx51evk/mx51evk.c | 60 ++++++++++++++++++++++++++++++++++++- include/configs/mx51evk.h | 11 +++++++ 2 files changed, 70 insertions(+), 1 deletions(-) diff --git a/board/freescale/mx51evk/mx51evk.c b/board/freescale/mx51evk/mx51evk.c index 2160d5a..3743121 100644 --- a/board/freescale/mx51evk/mx51evk.c +++ b/board/freescale/mx51evk/mx51evk.c @@ -34,9 +34,37 @@ #include <fsl_pmic.h> #include <mc13892.h> +#ifdef CONFIG_LCD +#include <linux/fb.h> +#include <lcd.h> +#endif + DECLARE_GLOBAL_DATA_PTR; static u32 system_rev; +extern int mx51_fb_init(struct fb_videomode *mode, u32 ipu_di, u32 pix_fmt); + +#ifdef CONFIG_LCD +static struct fb_videomode claa_wvga = { + "CLAA07LC0ACW", + 57, /* Refresh */ + 800, /* xres */ + 480, /* yres */ + 37037, /* pixclock = 27Mhz */ + 40, /* left margin */ + 60, /* right margin */ + 10, /* upper margin */ + 10, /* lower margin */ + 20, /* hsync-len */ + 10, /* vsync-len */ + 0, /* sync */ + FB_VMODE_NONINTERLACED, /* vmode */ + 0, /* flag */ +}; + +static int wvga_ipu_di = 1; +static int wvga_bppix = 16; +#endif #ifdef CONFIG_FSL_ESDHC struct fsl_esdhc_cfg esdhc_cfg[2] = { @@ -148,6 +176,34 @@ static void setup_iomux_fec(void) mxc_iomux_set_pad(MX51_PIN_NANDF_D11, 0x2180); } +#ifdef CONFIG_LCD +void setup_iomux_ipu(void) +{ + /* DISP2_DAT [0:15] are configured by default */ + mxc_request_iomux(MX51_PIN_DI1_D1_CS, IOMUX_CONFIG_ALT4); + mxc_iomux_set_pad(MX51_PIN_DI1_D1_CS, + PAD_CTL_PKE_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + mxc_request_iomux(MUX_IN_GPIO3_IPP_IND_G_IN_4_SELECT_INPUT, + INPUT_CTL_PATH1); + + /* DISP2_DRDY pin */ + mxc_request_iomux(MX51_PIN_DI_GP4, IOMUX_CONFIG_ALT4); + mxc_iomux_set_pad(MX51_PIN_DI_GP4, PAD_CTL_PKE_ENABLE | + PAD_CTL_PUE_KEEPER | PAD_CTL_DRV_LOW); +} + +void lcd_enable(void) +{ + int ret; + + ret = mx51_fb_init(&claa_wvga, wvga_ipu_di, wvga_bppix); + if (ret) { + puts("LCD cannot be configured\n"); + } + +} +#endif + #ifdef CONFIG_MXC_SPI static void setup_iomux_spi(void) { @@ -409,7 +465,9 @@ int board_init(void) setup_iomux_uart(); setup_iomux_fec(); - +#ifdef CONFIG_LCD + setup_iomux_ipu(); +#endif return 0; } diff --git a/include/configs/mx51evk.h b/include/configs/mx51evk.h index f98438d..cd931ea 100644 --- a/include/configs/mx51evk.h +++ b/include/configs/mx51evk.h @@ -211,6 +211,17 @@ #define CONFIG_SYS_DDR_CLKSEL 0 #define CONFIG_SYS_CLKTL_CBCDR 0x59E35100 +/* + * Framebuffer and LCD + */ +/* +#define CONFIG_LCD +#define CONFIG_VIDEO_MX5 +#define LCD_BPP LCD_COLOR16 +#define CONFIG_CMD_BMP +#define CONFIG_BMP_16BPP +*/ + /*----------------------------------------------------------------------- * FLASH and environment organization */ -- 1.6.0.4

2 1

[U-Boot] [PATCH v2 1/3] Add flexibility to mx51 video support
by Renato Frias 03 Nov '10

03 Nov '10

From: Renato Frias <renato.frias(a)freescale.com> This patch adds flexibility to mxc_ipuv3_fb.c by allowing the display interface and pixel format to be passed to mx51_fb_init. Signed-off-by: Renato Frias <renato.frias(a)freescale.com> --- Changes for v2: - Removed fix.id string - Removed NBITS calculation from debug message drivers/video/mxc_ipuv3_fb.c | 25 ++++++++++++++++++++----- 1 files changed, 20 insertions(+), 5 deletions(-) diff --git a/drivers/video/mxc_ipuv3_fb.c b/drivers/video/mxc_ipuv3_fb.c index a66981c..b660d22 100644 --- a/drivers/video/mxc_ipuv3_fb.c +++ b/drivers/video/mxc_ipuv3_fb.c @@ -526,7 +526,7 @@ static struct fb_info *mxcfb_init_fbinfo(void) * * @return Appropriate error code to the kernel common code */ -static int mxcfb_probe(u32 interface_pix_fmt, struct fb_videomode *mode) +static int mxcfb_probe(u32 interface_pix_fmt, struct fb_videomode *mode, u32 ipu_di) { struct fb_info *fbi; struct mxcfb_info *mxcfbi; @@ -550,11 +550,10 @@ static int mxcfb_probe(u32 interface_pix_fmt, struct fb_videomode *mode) mxcfbi->blank = FB_BLANK_POWERDOWN; } - mxcfbi->ipu_di = 0; + mxcfbi->ipu_di = ipu_di; ipu_disp_set_global_alpha(mxcfbi->ipu_ch, 1, 0x80); ipu_disp_set_color_key(mxcfbi->ipu_ch, 0, 0); - strcpy(fbi->fix.id, "DISP3 BG"); g_dp_in_use = 1; @@ -625,9 +624,10 @@ void lcd_ctrl_init(void *lcdbase) memset(lcdbase, 0, mem_len); } -int mx51_fb_init(struct fb_videomode *mode) +int mx51_fb_init(struct fb_videomode *mode, u32 ipu_di, u32 bppix) { int ret; + uint32_t pixfmt = 0; ret = ipu_probe(); if (ret) @@ -635,8 +635,23 @@ int mx51_fb_init(struct fb_videomode *mode) lcd_base += 56; + switch (bppix) { + case 32: + pixfmt = IPU_PIX_FMT_BGR32; + break; + case 24: + pixfmt = IPU_PIX_FMT_BGR24; + break; + case 18: + pixfmt = IPU_PIX_FMT_RGB666; + break; + case 16: + pixfmt = IPU_PIX_FMT_RGB565; + break; + } + debug("Framebuffer at 0x%x\n", (unsigned int)lcd_base); - ret = mxcfb_probe(IPU_PIX_FMT_RGB666, mode); + ret = mxcfb_probe(pixfmt, mode, ipu_di); return ret; } -- 1.6.0.4

2 1

[U-Boot] [PATCH 1/1 RESEND] Fix in interrupt handling part of arm926ejs.
by Himanshu Chauhan 03 Nov '10

03 Nov '10

Macro get_bad_stack used to load SVC mode stack pointer in r13 and then re-use the register, without saving, for further modifying the spsr, thus trashing the r13. r13 is never loaded again after this. Signed-off-by: Himanshu Chauhan <hschauhan(a)nulltrace.org> --- arch/arm/cpu/arm926ejs/start.S | 5 ++--- 1 files changed, 2 insertions(+), 3 deletions(-) diff --git a/arch/arm/cpu/arm926ejs/start.S b/arch/arm/cpu/arm926ejs/start.S index 7397882..47d7aac 100644 --- a/arch/arm/cpu/arm926ejs/start.S +++ b/arch/arm/cpu/arm926ejs/start.S @@ -523,9 +523,8 @@ cpu_init_crit: str lr, [r13] @ save caller lr in position 0 of saved stack mrs lr, spsr @ get the spsr str lr, [r13, #4] @ save spsr in position 1 of saved stack - mov r13, #MODE_SVC @ prepare SVC-Mode - @ msr spsr_c, r13 - msr spsr, r13 @ switch modes, make sure moves will execute + mov lr, #MODE_SVC @ prepare SVC-Mode + msr spsr, lr @ switch modes, make sure moves will execute mov lr, pc @ capture return pc movs pc, lr @ jump to next instruction & switch modes. .endm -- 1.7.0.4 ----- End forwarded message -----

1 0

[U-Boot] [PATCH RESEND] CONFIG_SYS_SDRAM and CONFIG_SYS_INIT_SP_ADDR defines for versatile boards.
by Himanshu Chauhan 03 Nov '10

03 Nov '10

Following is the patch for defining the subject line mentioned configuration defines for versatile boards. Signed-off-by: Himanshu Chauhan <hschauhan(a)nulltrace.org> --- include/configs/versatile.h | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/include/configs/versatile.h b/include/configs/versatile.h index 45d8434..2da567a 100644 --- a/include/configs/versatile.h +++ b/include/configs/versatile.h @@ -231,4 +231,7 @@ #define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */ #define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */ +#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 +#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_TEXT_BASE \ + - GENERATED_GBL_DATA_SIZE) #endif /* __CONFIG_H */ -- 1.7.0.4 ----- End forwarded message -----

1 0

[U-Boot] [PATCH] common/cmd_bdinfo.c: fix do_bdinfo() for AVR32
by Andreas Bießmann 03 Nov '10

03 Nov '10

There was a prototype change from do_bdinfo(.. char *) to do_bdinfo(.. char * const). This patch respect this change for AVR32 architecture. Signed-off-by: Andreas Bießmann <biessmann(a)corscience.de> --- common/cmd_bdinfo.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/common/cmd_bdinfo.c b/common/cmd_bdinfo.c index bba7374..1d76ffa 100644 --- a/common/cmd_bdinfo.c +++ b/common/cmd_bdinfo.c @@ -304,7 +304,7 @@ int do_bdinfo ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) #elif defined(CONFIG_AVR32) -int do_bdinfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +int do_bdinfo ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { bd_t *bd = gd->bd; -- 1.7.2.3

4 7

Re: [U-Boot] Bad page state in process 'swapper'
by sywang 03 Nov '10

03 Nov '10

Hi, I found that vmalloc is not able to allocate the memory. What parameters from u-boot are not right? Thanks! Shuyou -----Original Message----- From: sywang [mailto:sywang@dongniannetworks.com] Sent: 2010年11月2日 16:13 To: 'Albert ARIBAUD' Cc: 'u-boot(a)lists.denx.de' Subject: RE: Bad page state in process 'swapper' Albert, Thanks for your reply. My log is shown below. What you say is right. The error information is from Linux. I guess that what parameters passed to Linux by u-boot may be not right. However, I don't know how to identify? TFTP from server 192.168.5.101; our IP address is 192.168.5.22 Filename 'mips.ari'. Load address: 0x9f00000 Loading: ############################################# done Bytes transferred = 2917360 (2c83f0 hex) Image is not signed; verifying checksum... passed do_tftpboot, Linux image has been verified: pass do_tftpboot, going to do_bootoctlinux octeon_phy_mem_block_free addr: 0x100000, size: 0x8000000 ELF file is 64 bit block alloc called: req_size: 0x2b25e0, min_addr: 0xa00000, max_addr: 0x0, align: 0x0 Allocated memory for ELF segment: addr: 0xa00000, size 0x2b25e0 block alloc called: req_size: 0xd0, min_addr: 0xcb25e0, max_addr: 0x0, align: 0x0 Allocated memory for ELF segment: addr: 0xcb25e0, size 0xd0 Loading .text @ 0x80a00000 (0x2b25b8 bytes) Clearing .bss @ 0x80cb25c0 (0x20 bytes) Loading .data @ 0x80cb25e0 (0x30 bytes) Loading .MIPS.options @ 0x80cb2610 (0xa0 bytes) naddr 2 addr vec 0, 0x2b25e0 @ 0xa00000 addr vec 1, 0xd0 @ 0xcb25e0 ## Loading OS kernel with entry point: 0x80a00000 ... block alloc called: req_size: 0x77, min_addr: 0x0, max_addr: 0x7fffffff, align: 0x0 block alloc called: req_size: 0x190, min_addr: 0x0, max_addr: 0x7fffffff, align: 0x0 block alloc called: req_size: 0x98, min_addr: 0x0, max_addr: 0x7fffffff, align: 0x0 board type is: 11, CN3010_EVB_HS5 stack expected: 0x0, actual: 0x0 heap_base expected: 0x0, actual: 0x0 heap_top expected: 0x0, actual: 0x0 Entry point (virt): 0x80a00000 Address of start app: 0xffffffff80096d90 Bootloader: Done loading app on coremask: 0x1 octeon_phy_mem_block_free addr: 0x9f00000, size: 0x6000000 octeon_phy_mem_block_free addr: 0x8100000, size: 0x3200 octeon_phy_mem_block_free addr: 0x8103200, size: 0x20000 octeon_phy_mem_block_free addr: 0x8123200, size: 0x32000 do_bootoctlinux, going to start_cores Bringing coremask: 0x1 out of reset! Address of start app: 0xffffffff80070914 block alloc called: req_size: 0x330, min_addr: 0x0, max_addr: 0x40000000, align: 0x0 Bootloader: Starting app at cycle: 0 Welcome to start_cores. (octeon_boot.c:1547) start_cores, going to BOOT_VECTOR_BASE app_start_func_addr 80096d90 ==== start_linux ==== printf_boot_init_vector stack_addr:0x80062f58 code_addr: 0x80070568 k0_val:0x8003ff44 flags:0x0 boot_info_addr:0x800c2440 pad:0x0 pad2:0x0 printf_boot_info_block entry_point:0x80a00000 boot_desc_addr: 0x100080 stack_top:0x0 exception_base:0x1000 cvmx_desc_addr:0x0 flags:0x0 Welcome to start_linux. (cmd_octeon_linux.c:596) Uncompressing.. Welcome to start_kernel. (init/main.c:458) XXXX Networks XXXXOS Version (build 0000 / label #wangsy(a)-ENG.0000) Built by wangsy@localhost on 2010-11-02 at 15:09:36 CST (gcc version 3.4.5 Cavium Networks Version: 1.4.0, build 58) Welcome to start_kernel. (init/main.c:472) prom_init(arch/mips/cavium-octeon/setup.c:783) arcs_cmdline: console=ttyS0,9600 prom_init(arch/mips/cavium-octeon/setup.c:790) para[0]: bootoctlinux prom_init(arch/mips/cavium-octeon/setup.c:790) para[1]: 9f00200 prom_init(arch/mips/cavium-octeon/setup.c:790) para[2]: bootver= 1.1.4.0/wangsy(a)-ENG.0000 CVMSEG size: 2 cache lines (256 bytes) Setting flash physical map for 4MB flash at 0x1f800000 Determined physical RAM map: Welcome to start_kernel. (init/main.c:474) Kernel command line: console=ttyS0,9600 rdinit=/sbin/init Welcome to start_kernel. (init/main.c:505) Primary instruction cache 32kB, virtually tagged, 4 way, 64 sets, linesize 128 bytes. Primary data cache 16kB, 64-way, 2 sets, linesize 128 bytes. Welcome to start_kernel. (init/main.c:518) Using 500.000 MHz high precision timer. cycles_per_jiffy=1000000 Welcome to start_kernel. (init/main.c:532) Memory: 57344k/65536k available (1918k kernel code, 8144k reserved, 561k data, 2172k init, 0k highmem) Calibrating delay using timer specific routine.. 1000.32 BogoMIPS (lpj=1000323) available. Checking for the multiply/shift bug... no. Checking for the daddi bug... no. Checking for the daddiu bug... no. Welcome to start_kernel. (init/main.c:616) Welcome to rest_init. (init/main.c:396) Welcome to schedule. (kernel/sched.c:2889) Welcome to schedule. (kernel/sched.c:3065) detected lzma initramfs initramfs: LZMA lc=3,lp=0,pb=2,dictSize=8388608,origSize=12677632 Bad page state in process 'swapper' page:a8000000007b3418 flags:0x0000000000000000 mapping:0000000000000000 mapcount:-16711680 count:0 Trying to fix it up, but a reboot is needed Backtrace: Unwound Call Trace: [<ffffffff80211dc8>] dump_stack+0x8/0x48 [<ffffffff80265c98>] bad_page+0x78/0xb0 [<ffffffff80266988>] get_page_from_freelist+0x230/0x488 [<ffffffff80266c44>] __alloc_pages+0x64/0x348 [<ffffffff8027b4ac>] __vmalloc_area_node+0x10c/0x230 [<ffffffff804741cc>] populate_rootfs+0x974/0xae0 [<ffffffff802007e4>] init+0x84/0x530 [<ffffffff8020db58>] kernel_thread_helper+0x10/0x18 Thanks! Shuyou -----Original Message----- From: Albert ARIBAUD [mailto:albert.aribaud@free.fr] Sent: 2010年11月2日 15:44 To: sywang Cc: u-boot(a)lists.denx.de Subject: Re: Bad page state in process 'swapper' Le 02/11/2010 08:37, sywang a écrit : > > While U-boot loads the Linux image, I have the following error. Do you > have any suggestions on this? > > > detected lzma initramfs > initramfs: LZMA lc=3,lp=0,pb=2,dictSize=8388608,origSize=12677632 > Bad page state in process 'swapper' > page:a8000000007b3418 flags:0x0000000000000000 mapping:0000000000000000 > mapcount:-16711680 count:0 > Trying to fix it up, but a reboot is needed > Backtrace: > Unwound Call Trace: > [<ffffffff80211dc8>] dump_stack+0x8/0x48 > [<ffffffff80265c98>] bad_page+0x78/0xb0 > [<ffffffff80266988>] get_page_from_freelist+0x230/0x488 > [<ffffffff80266c44>] __alloc_pages+0x64/0x348 > [<ffffffff8027b4ac>] __vmalloc_area_node+0x10c/0x230 > [<ffffffff804741cc>] populate_rootfs+0x974/0xae0 > [<ffffffff802007e4>] init+0x84/0x530 > [<ffffffff8020db58>] kernel_thread_helper+0x10/0x18 > > > Thanks! > Shuyou Hi Shuyou, This is not 'while u-boot loads Linux', this is 'while Linux boots after it was loaded by u-boot', because these messages are from Linux. I'd say these messages typically occur when the image (kernel+ramfs) is corrupted. What does u-boot display before jumping to the Linux kernel? Amicalement, -- Albert.

2 1

Re: [U-Boot] [PATCH] omap3evm: Wrap function under CONFIG_USB_OMAP3
by Premi, Sanjeev 03 Nov '10

03 Nov '10

> > -----Original Message----- > > From: Premi, Sanjeev > > Sent: Tuesday, October 19, 2010 6:36 PM > > To: u-boot(a)lists.denx.de > > Cc: Premi, Sanjeev > > Subject: [PATCH] omap3evm: Wrap function under CONFIG_USB_OMAP3 > > > > The function omap3_evm_need_extvbus() is required > > only when USB support is configured. > > > > Wrapped this function in #ifdef CONFIG_USB_OMAP3. > > > > Signed-off-by: Sanjeev Premi <premi(a)ti.com> > > --- Sandeep, Pinging for status... ~sanjeev

1 0