On 02:33 Wed 09 Apr , Mike Frysinger wrote:
> This video driver used to live in the Blackfin cpu directory, but it was
> lost during the unification process. This brings it back.
>
> Signed-off-by: Mike Frysinger <[EMAIL PROTECTED]>
> ---
> board/bf533-stamp/Makefile | 4 +-
> board/bf533-stamp/video.c | 276
> ++++++++++++++++++++++++++++++++++++++++++++
> board/bf533-stamp/video.h | 25 ++++
> 3 files changed, 303 insertions(+), 2 deletions(-)
> create mode 100644 board/bf533-stamp/video.c
> create mode 100644 board/bf533-stamp/video.h
>
> diff --git a/board/bf533-stamp/Makefile b/board/bf533-stamp/Makefile
> index 1115df8..a759d9a 100644
> --- a/board/bf533-stamp/Makefile
> +++ b/board/bf533-stamp/Makefile
> @@ -1,7 +1,7 @@
> #
> # U-boot - Makefile
> #
> -# Copyright (c) 2005-2007 Analog Device Inc.
> +# Copyright (c) 2005-2008 Analog Device Inc.
> #
> # (C) Copyright 2000-2006
> # Wolfgang Denk, DENX Software Engineering, [EMAIL PROTECTED]
> @@ -29,7 +29,7 @@ include $(TOPDIR)/config.mk
>
> LIB = $(obj)lib$(BOARD).a
>
> -COBJS := $(BOARD).o spi_flash.o
> +COBJS := $(BOARD).o spi_flash.o video.o
>
> SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
> OBJS := $(addprefix $(obj),$(COBJS))
> diff --git a/board/bf533-stamp/video.c b/board/bf533-stamp/video.c
> new file mode 100644
> index 0000000..6899930
> --- /dev/null
> +++ b/board/bf533-stamp/video.c
> @@ -0,0 +1,276 @@
> +/*
> + * (C) Copyright 2000
> + * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), [EMAIL PROTECTED]
> + * (C) Copyright 2002
> + * Wolfgang Denk, [EMAIL PROTECTED]
> + * (C) Copyright 2006
> + * Aubrey Li, [EMAIL PROTECTED]
> + *
> + * 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 <stdarg.h>
> +#include <common.h>
> +#include <config.h>
> +#include <malloc.h>
> +#include <asm/blackfin.h>
> +#include <asm/mach-common/bits/dma.h>
> +#include <i2c.h>
> +#include <linux/types.h>
> +#include <devices.h>
> +
> +int gunzip(void *, int, unsigned char *, unsigned long *);
> +
> +#ifdef CONFIG_VIDEO
Plese move to Makefile
> +
> +#define DMA_SIZE16 2
> + for (i = 0; i < u_boot_logo.width / 2; i++) {
> + /* enlarge one pixel to m x n */
> + for (n = 0; n < HORIZONTAL; n++) {
> + *OddPtr32++ = *data;
> + *EvenPtr32++ = *data;
> + }
> + data++;
> + }
> + }
> + }
> +}
> +
> +static int video_init(void)
> +{
> + char *NTSCFrame;
> + NTSCFrame = (char *)NTSC_FRAME_ADDR;
> + NTSC_framebuffer_init(NTSCFrame);
> + fill_frame(NTSCFrame, BLUE);
> +
> + *pPPI_CONTROL = 0x0082;
> + *pPPI_FRAME = 0x020D;
> +
> + *pDMA0_START_ADDR = NTSCFrame;
> + *pDMA0_X_COUNT = 0x035A;
> + *pDMA0_X_MODIFY = 0x0002;
> + *pDMA0_Y_COUNT = 0x020D;
> + *pDMA0_Y_MODIFY = 0x0002;
> + *pDMA0_CONFIG = 0x1015;
> + *pPPI_CONTROL = 0x0083;
> + return 0;
> +}
> +
> + error = device_register(&videodev);
> +
> + return (error == 0) ? devices : error;
> +}
> +
> +#endif
> diff --git a/board/bf533-stamp/video.h b/board/bf533-stamp/video.h
> new file mode 100644
> index 0000000..d5a8bc8
> --- /dev/null
> +++ b/board/bf533-stamp/video.h
> @@ -0,0 +1,25 @@
> +#include <video_logo.h>
> +#define write_dest_byte(val) {*dest++=val;}
> +#define BLACK (0x01800180) /* black pixel pattern */
> +#define BLUE (0x296E29F0) /* blue pixel pattern */
> +#define RED (0x51F0515A) /* red pixel pattern */
> +#define MAGENTA (0x6ADE6ACA) /* magenta pixel pattern */
> +#define GREEN (0x91229136) /* green pixel pattern */
> +#define CYAN (0xAA10AAA6) /* cyan pixel pattern */
> +#define YELLOW (0xD292D210) /* yellow pixel pattern */
> +#define WHITE (0xFE80FE80) /* white pixel pattern */
> +
> +#define true 1
WhiteSpace ^
> +#define false 0
> +
> +typedef struct {
> + unsigned int SAV;
> + unsigned int EAV;
> +} SystemCodeType;
> +
> +const SystemCodeType SystemCodeMap[4] = {
> + {0xFF000080, 0xFF00009D},
> + {0xFF0000AB, 0xFF0000B6},
> + {0xFF0000C7, 0xFF0000DA},
> + {0xFF0000EC, 0xFF0000F1}
> +};
> --
Personnaly, I do not like var name that strart with UPPERCASE
Best Regards,
J.
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