diff options
Diffstat (limited to 'qemu/roms/u-boot/drivers/demo/demo-shape.c')
-rw-r--r-- | qemu/roms/u-boot/drivers/demo/demo-shape.c | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/qemu/roms/u-boot/drivers/demo/demo-shape.c b/qemu/roms/u-boot/drivers/demo/demo-shape.c deleted file mode 100644 index 2f0eb96bb..000000000 --- a/qemu/roms/u-boot/drivers/demo/demo-shape.c +++ /dev/null @@ -1,127 +0,0 @@ -/* - * Copyright (c) 2013 Google, Inc - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <dm.h> -#include <errno.h> -#include <fdtdec.h> -#include <malloc.h> -#include <dm-demo.h> -#include <asm/io.h> - -DECLARE_GLOBAL_DATA_PTR; - -/* Shape size */ -#define WIDTH 8 -#define HEIGHT 6 - -struct shape_data { - int num_chars; /* Number of non-space characters output so far */ -}; - -/* Crazy little function to draw shapes on the console */ -static int shape_hello(struct device *dev, int ch) -{ - const struct dm_demo_pdata *pdata = dev_get_platdata(dev); - struct shape_data *data = dev_get_priv(dev); - static const struct shape { - int start; - int end; - int dstart; - int dend; - } shapes[3] = { - { 0, 1, 0, 1 }, - { 0, WIDTH, 0, 0 }, - { HEIGHT / 2 - 1, WIDTH - HEIGHT / 2 + 1, -1, 1}, - }; - struct shape shape; - unsigned int index; - int line, pos, inside; - const char *colour = pdata->colour; - int first = 0; - - if (!ch) - ch = pdata->default_char; - if (!ch) - ch = '@'; - - index = (pdata->sides / 2) - 1; - if (index >= ARRAY_SIZE(shapes)) - return -EIO; - shape = shapes[index]; - - for (line = 0; line < HEIGHT; line++) { - first = 1; - for (pos = 0; pos < WIDTH; pos++) { - inside = pos >= shape.start && pos < shape.end; - if (inside) { - putc(first ? *colour++ : ch); - data->num_chars++; - first = 0; - if (!*colour) - colour = pdata->colour; - } else { - putc(' '); - } - } - putc('\n'); - shape.start += shape.dstart; - shape.end += shape.dend; - if (shape.start < 0) { - shape.dstart = -shape.dstart; - shape.dend = -shape.dend; - shape.start += shape.dstart; - shape.end += shape.dend; - } - } - - return 0; -} - -static int shape_status(struct device *dev, int *status) -{ - struct shape_data *data = dev_get_priv(dev); - - *status = data->num_chars; - return 0; -} - -static const struct demo_ops shape_ops = { - .hello = shape_hello, - .status = shape_status, -}; - -static int shape_ofdata_to_platdata(struct device *dev) -{ - struct dm_demo_pdata *pdata = dev_get_platdata(dev); - int ret; - - /* Parse the data that is common with all demo devices */ - ret = demo_parse_dt(dev); - if (ret) - return ret; - - /* Parse the data that only we need */ - pdata->default_char = fdtdec_get_int(gd->fdt_blob, dev->of_offset, - "character", '@'); - - return 0; -} - -static const struct device_id demo_shape_id[] = { - { "demo-shape", 0 }, - { }, -}; - -U_BOOT_DRIVER(demo_shape_drv) = { - .name = "demo_shape_drv", - .of_match = demo_shape_id, - .id = UCLASS_DEMO, - .ofdata_to_platdata = shape_ofdata_to_platdata, - .ops = &shape_ops, - .priv_auto_alloc_size = sizeof(struct shape_data), - .platdata_auto_alloc_size = sizeof(struct dm_demo_pdata), -}; |