diff options
author | Andrew Hannam <andrewh@inmarket.com.au> | 2013-02-18 17:29:08 +1000 |
---|---|---|
committer | Andrew Hannam <andrewh@inmarket.com.au> | 2013-02-18 17:29:08 +1000 |
commit | 9329b22086c4b3dde58de9e598808f04c20d6f49 (patch) | |
tree | 60962a8b04d79d1d3ed2e4f4748830889c687515 /drivers/gdisp/S6D1121 | |
parent | a178b91c4f609479f02635594ad2032b357dd7d7 (diff) | |
download | uGFX-9329b22086c4b3dde58de9e598808f04c20d6f49.tar.gz uGFX-9329b22086c4b3dde58de9e598808f04c20d6f49.tar.bz2 uGFX-9329b22086c4b3dde58de9e598808f04c20d6f49.zip |
Fix compile error in GDISP
Fix compile error with wrongly named include file
Revert lld_gdisp naming convention to gdisp_lld to fix problem and be
consitant with all other low level drivers.
Diffstat (limited to 'drivers/gdisp/S6D1121')
-rw-r--r-- | drivers/gdisp/S6D1121/gdisp_lld.c | 1142 |
1 files changed, 571 insertions, 571 deletions
diff --git a/drivers/gdisp/S6D1121/gdisp_lld.c b/drivers/gdisp/S6D1121/gdisp_lld.c index 863e5e46..c4523999 100644 --- a/drivers/gdisp/S6D1121/gdisp_lld.c +++ b/drivers/gdisp/S6D1121/gdisp_lld.c @@ -1,571 +1,571 @@ -/*
- ChibiOS/GFX - Copyright (C) 2012
- Joel Bodenmann aka Tectu <joel@unormal.org>
-
- This file is part of ChibiOS/GFX.
-
- ChibiOS/GFX 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 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/GFX 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, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file drivers/gdisp/S6D1121/gdisp_lld.c
- * @brief GDISP Graphics Driver subsystem low level driver source for the S6d1121 display.
- *
- * @addtogroup GDISP
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-#include "gfx.h"
-
-#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/
-
-/* Include the emulation code for things we don't support */
-#include "gdisp/lld/emulation.c"
-
-/*===========================================================================*/
-/* Driver local definitions. */
-/*===========================================================================*/
-
-#if defined(GDISP_SCREEN_HEIGHT)
- #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
- #undef GISP_SCREEN_HEIGHT
-#endif
-#if defined(GDISP_SCREEN_WIDTH)
- #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
- #undef GDISP_SCREEN_WIDTH
-#endif
-
-#define GDISP_SCREEN_HEIGHT 320
-#define GDISP_SCREEN_WIDTH 240
-
-#define GDISP_INITIAL_CONTRAST 50
-#define GDISP_INITIAL_BACKLIGHT 100
-
-/*===========================================================================*/
-/* Driver local definitions. */
-/*===========================================================================*/
-
-#if defined(GDISP_USE_CUSTOM_BOARD) && GDISP_USE_CUSTOM_BOARD
- /* Include the user supplied board definitions */
- #include "gdisp_lld_board.h"
-#elif defined(BOARD_OLIMEX_STM32_E407)
- #include "gdisp_lld_board_olimex_e407.h"
-#else
- #include "gdisp_lld_board.h"
-#endif
-
-/* Some common routines and macros */
-#define write_reg(reg, data) { write_index(reg); write_data(data); }
-#define stream_start() write_index(0x0022);
-#define stream_stop()
-#define delay(us) chThdSleepMicroseconds(us)
-#define delayms(ms) chThdSleepMilliseconds(ms)
-
-static __inline void set_cursor(coord_t x, coord_t y) {
- /* R20h - 8 bit
- * R21h - 9 bit
- */
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- write_reg(0x0020, x & 0x00FF);
- write_reg(0x0021, y & 0x01FF);
- break;
- case GDISP_ROTATE_90:
- /* Note X has already been mirrored, so we do it directly */
- write_reg(0x0020, y & 0x00FF);
- write_reg(0x0021, x & 0x01FF);
- break;
- case GDISP_ROTATE_180:
- write_reg(0x0020, (GDISP_SCREEN_WIDTH - 1 - x) & 0x00FF);
- write_reg(0x0021, (GDISP_SCREEN_HEIGHT - 1 - y) & 0x01FF);
- break;
- case GDISP_ROTATE_270:
- write_reg(0x0020, (GDISP_SCREEN_WIDTH - 1 - y) & 0x00FF);
- write_reg(0x0021, (GDISP_SCREEN_HEIGHT - 1 - x) & 0x01FF);
- break;
- }
-}
-
-static __inline void set_viewport(coord_t x, coord_t y, coord_t cx, coord_t cy) {
- /* HSA / HEA are 8 bit
- * VSA / VEA are 9 bit
- * use masks 0x00FF and 0x01FF to enforce this
- */
-
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- write_reg(0x46, (((x + cx - 1) << 8) & 0xFF00 ) |
- (x & 0x00FF));
-
- write_reg(0x48, y & 0x01FF);
- write_reg(0x47, (y + cy - 1) & 0x01FF);
- break;
- case GDISP_ROTATE_90:
- write_reg(0x46, (((y + cy - 1) << 8) & 0xFF00) |
- (y & 0x00FF));
-
- write_reg(0x48, x & 0x01FF);
- write_reg(0x47, (x + cx - 1) & 0x01FF);
- break;
- case GDISP_ROTATE_180:
- write_reg(0x46, (((GDISP_SCREEN_WIDTH - x - 1) & 0x00FF) << 8) |
- ((GDISP_SCREEN_WIDTH - (x + cx)) & 0x00FF));
- write_reg(0x48, (GDISP_SCREEN_HEIGHT - (y + cy)) & 0x01FF);
- write_reg(0x47, (GDISP_SCREEN_HEIGHT- y - 1) & 0x01FF);
- break;
- case GDISP_ROTATE_270:
- write_reg(0x46, (((GDISP_SCREEN_WIDTH - y - 1) & 0x00FF) << 8) |
- ((GDISP_SCREEN_WIDTH - (y + cy)) & 0x00FF));
- write_reg(0x48, (GDISP_SCREEN_HEIGHT - (x + cx)) & 0x01FF);
- write_reg(0x47, (GDISP_SCREEN_HEIGHT - x - 1) & 0x01FF);
- break;
- }
-
- set_cursor(x, y);
-}
-
-static __inline void reset_viewport(void) {
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- case GDISP_ROTATE_180:
- set_viewport(0, 0, GDISP_SCREEN_WIDTH, GDISP_SCREEN_HEIGHT);
- break;
- case GDISP_ROTATE_90:
- case GDISP_ROTATE_270:
- set_viewport(0, 0, GDISP_SCREEN_HEIGHT, GDISP_SCREEN_WIDTH);
- break;
- }
-}
-
-bool_t lld_gdisp_init(void) {
- /* initialize the hardware */
- init_board();
-
- /* Hardware reset */
- setpin_reset(TRUE);
- delayms(20);
- setpin_reset(TRUE);
- delayms(20);
-
- /* Get the bus for the following initialisation commands */
- acquire_bus();
-
- write_reg(0x11,0x2004);
- write_reg(0x13,0xCC00);
- write_reg(0x15,0x2600);
- write_reg(0x14,0x252A);
- write_reg(0x12,0x0033);
- write_reg(0x13,0xCC04);
-
- delayms(1);
-
- write_reg(0x13,0xCC06);
-
- delayms(1);
-
- write_reg(0x13,0xCC4F);
-
- delayms(1);
-
- write_reg(0x13,0x674F);
- write_reg(0x11,0x2003);
-
- delayms(1);
-
- // Gamma Setting
- write_reg(0x30,0x2609);
- write_reg(0x31,0x242C);
- write_reg(0x32,0x1F23);
- write_reg(0x33,0x2425);
- write_reg(0x34,0x2226);
- write_reg(0x35,0x2523);
- write_reg(0x36,0x1C1A);
- write_reg(0x37,0x131D);
- write_reg(0x38,0x0B11);
- write_reg(0x39,0x1210);
- write_reg(0x3A,0x1315);
- write_reg(0x3B,0x3619);
- write_reg(0x3C,0x0D00);
- write_reg(0x3D,0x000D);
-
- write_reg(0x16,0x0007);
- write_reg(0x02,0x0013);
- write_reg(0x03,0x0003);
- write_reg(0x01,0x0127);
-
- delayms(1);
-
- write_reg(0x08,0x0303);
- write_reg(0x0A,0x000B);
- write_reg(0x0B,0x0003);
- write_reg(0x0C,0x0000);
- write_reg(0x41,0x0000);
- write_reg(0x50,0x0000);
- write_reg(0x60,0x0005);
- write_reg(0x70,0x000B);
- write_reg(0x71,0x0000);
- write_reg(0x78,0x0000);
- write_reg(0x7A,0x0000);
- write_reg(0x79,0x0007);
- write_reg(0x07,0x0051);
-
- delayms(1);
-
- write_reg(0x07,0x0053);
- write_reg(0x79,0x0000);
-
- reset_viewport();
- set_backlight(GDISP_INITIAL_BACKLIGHT);
-
- /* Now initialise the GDISP structure */
- GDISP.Width = GDISP_SCREEN_WIDTH;
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Orientation = GDISP_ROTATE_0;
- GDISP.Powermode = powerOn;
- GDISP.Backlight = 100;
- GDISP.Contrast = 50;
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- return TRUE;
-}
-
-/**
- * @brief Draws a pixel on the display.
- *
- * @param[in] x X location of the pixel
- * @param[in] y Y location of the pixel
- * @param[in] color The color of the pixel
- *
- * @notapi
- */
-void lld_gdisp_draw_pixel(coord_t x, coord_t y, color_t color) {
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- #endif
-
- acquire_bus();
- set_cursor(x, y);
- write_reg(0x0022, color);
- release_bus();
-}
-
-/* ---- Optional Routines ---- */
-
-#if GDISP_HARDWARE_CLEARS || defined(__DOXYGEN__)
- /**
- * @brief Clear the display.
- * @note Optional - The high level driver can emulate using software.
- *
- * @param[in] color The color of the pixel
- *
- * @notapi
- */
- void lld_gdisp_clear(color_t color) {
- unsigned i;
-
- acquire_bus();
- set_cursor(0, 0);
- stream_start();
-
- for(i = 0; i < GDISP_SCREEN_WIDTH * GDISP_SCREEN_HEIGHT; i++)
- write_data(color);
-
- stream_stop();
- release_bus();
- }
-#endif
-
-#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__)
- /**
- * @brief Fill an area with a color.
- * @note Optional - The high level driver can emulate using software.
- *
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] color The color of the fill
- *
- * @notapi
- */
- void lld_gdisp_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
- unsigned i, area;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- area = cx*cy;
- acquire_bus();
- set_viewport(x, y, cx, cy);
- stream_start();
- for(i = 0; i < area; i++)
- write_data(color);
- stream_stop();
- reset_viewport();
- release_bus();
- }
-#endif
-
-#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__)
- /**
- * @brief Fill an area with a bitmap.
- * @note Optional - The high level driver can emulate using software.
- *
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] srcx, srcy The bitmap position to start the fill from
- * @param[in] srccx The width of a line in the bitmap.
- * @param[in] buffer The pixels to use to fill the area.
- *
- * @notapi
- */
- void lld_gdisp_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) {
- coord_t endx, endy;
- unsigned lg;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (srcx+cx > srccx) cx = srccx - srcx;
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- acquire_bus();
- set_viewport(x, y, cx, cy);
- stream_start();
-
- endx = srcx + cx;
- endy = y + cy;
- lg = srccx - cx;
- buffer += srcx + srcy * srccx;
- for(; y < endy; y++, buffer += lg)
- for(x=srcx; x < endx; x++)
- write_data(*buffer++);
- stream_stop();
- reset_viewport();
- release_bus();
- }
-#endif
-
-#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__)
- /**
- * @brief Get the color of a particular pixel.
- * @note Optional.
- * @note If x,y is off the screen, the result is undefined.
- *
- * @param[in] x, y The start of the text
- *
- * @notapi
- */
- color_t lld_gdisp_get_pixel_color(coord_t x, coord_t y) {
- /* This routine is marked "DO NOT USE" in the original
- * GLCD driver. We just keep our GDISP_HARDWARE_READPIXEL
- * turned off for now.
- */
- color_t color;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < 0 || x >= GDISP.Width || y < 0 || y >= GDISP.Height) return 0;
- #endif
-
- aquire_bus();
- set_cursor(x, y);
- stream_start();
-
- color = lld_lcdReadData();
- color = lld_lcdReadData();
-
- stream_stop();
- release_bus();
-
- return color;
- }
-#endif
-
-#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__)
- /**
- * @brief Scroll vertically a section of the screen.
- * @note Optional.
- * @note If x,y + cx,cy is off the screen, the result is undefined.
- * @note If lines is >= cy, it is equivelent to a area fill with bgcolor.
- *
- * @param[in] x, y The start of the area to be scrolled
- * @param[in] cx, cy The size of the area to be scrolled
- * @param[in] lines The number of lines to scroll (Can be positive or negative)
- * @param[in] bgcolor The color to fill the newly exposed area.
- *
- * @notapi
- */
- void lld_gdisp_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
- /* This is marked as "TODO: Test this" in the original GLCD driver.
- * For now we just leave the GDISP_HARDWARE_SCROLL off.
- */
- static color_t buf[((GDISP_SCREEN_HEIGHT > GDISP_SCREEN_WIDTH ) ? GDISP_SCREEN_HEIGHT : GDISP_SCREEN_WIDTH)];
- coord_t row0, row1;
- unsigned i, gap, abslines;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- abslines = lines < 0 ? -lines : lines;
-
- acquire_bus();
- if (abslines >= cy) {
- abslines = cy;
- gap = 0;
- } else {
- gap = cy - abslines;
- for(i = 0; i < gap; i++) {
- if(lines > 0) {
- row0 = y + i + lines;
- row1 = y + i;
- } else {
- row0 = (y - i - 1) + lines;
- row1 = (y - i - 1);
- }
-
- /* read row0 into the buffer and then write at row1*/
- set_viewport(x, row0, cx, 1);
- lld_lcdReadStreamStart();
- lld_lcdReadStream(buf, cx);
- lld_lcdReadStreamStop();
-
- set_viewport(x, row1, cx, 1);
- stream_start();
- write_data(buf, cx);
- stream_stop();
- }
- }
-
- /* fill the remaining gap */
- set_viewport(x, lines > 0 ? (y+gap) : y, cx, abslines);
- stream_start();
- gap = cx*abslines;
- for(i = 0; i < gap; i++) write_data(bgcolor);
- stream_stop();
- reset_viewport();
- release_bus();
- }
-#endif
-
-#if GDISP_HARDWARE_CONTROL || defined(__DOXYGEN__)
- /**
- * @brief Driver Control
- * @details Unsupported control codes are ignored.
- * @note The value parameter should always be typecast to (void *).
- * @note There are some predefined and some specific to the low level driver.
- * @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t
- * GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t
- * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver
- * that only supports off/on anything other
- * than zero is on.
- * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100.
- * GDISP_CONTROL_LLD - Low level driver control constants start at
- * this value.
- *
- * @param[in] what What to do.
- * @param[in] value The value to use (always cast to a void *).
- *
- * @notapi
- */
- void lld_gdisp_control(unsigned what, void *value) {
- switch(what) {
- case GDISP_CONTROL_POWER:
- if (GDISP.Powermode == (gdisp_powermode_t)value)
- return;
- switch((gdisp_powermode_t)value) {
- case powerOff:
- /* Code here */
- /* break; */
- case powerOn:
- /* Code here */
- /* You may need this ---
- if (GDISP.Powermode != powerSleep)
- lld_gdisp_init();
- */
- /* break; */
- case powerSleep:
- /* Code here */
- /* break; */
- default:
- return;
- }
- GDISP.Powermode = (gdisp_powermode_t)value;
- return;
- case GDISP_CONTROL_ORIENTATION:
- if (GDISP.Orientation == (gdisp_orientation_t)value)
- return;
- switch((gdisp_orientation_t)value) {
- case GDISP_ROTATE_0:
- write_reg(0x0001,0x0127);
- write_reg(0x03, 0b0011);
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_90:
- write_reg(0x0001,0x0027);
- write_reg(0x0003, 0b1011);
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- case GDISP_ROTATE_180:
- write_reg(0x0001,0x0127);
- write_reg(0x0003, 0b0000);
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_270:
- write_reg(0x0001,0x0027);
- write_reg(0x0003, 0b1000);
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- default:
- return;
- }
- #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- GDISP.Orientation = (gdisp_orientation_t)value;
- return;
-/*
- case GDISP_CONTROL_BACKLIGHT:
- case GDISP_CONTROL_CONTRAST:
-*/
- }
- }
-#endif
-
-#endif /* GFX_USE_GDISP */
-/** @} */
-
+/* + ChibiOS/GFX - Copyright (C) 2012 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX 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 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX 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, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @file drivers/gdisp/S6D1121/gdisp_lld.c + * @brief GDISP Graphics Driver subsystem low level driver source for the S6d1121 display. + * + * @addtogroup GDISP + * @{ + */ + +#include "ch.h" +#include "hal.h" +#include "gfx.h" + +#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/ + +/* Include the emulation code for things we don't support */ +#include "gdisp/lld/emulation.c" + +/*===========================================================================*/ +/* Driver local definitions. */ +/*===========================================================================*/ + +#if defined(GDISP_SCREEN_HEIGHT) + #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored." + #undef GISP_SCREEN_HEIGHT +#endif +#if defined(GDISP_SCREEN_WIDTH) + #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored." + #undef GDISP_SCREEN_WIDTH +#endif + +#define GDISP_SCREEN_HEIGHT 320 +#define GDISP_SCREEN_WIDTH 240 + +#define GDISP_INITIAL_CONTRAST 50 +#define GDISP_INITIAL_BACKLIGHT 100 + +/*===========================================================================*/ +/* Driver local definitions. */ +/*===========================================================================*/ + +#if defined(GDISP_USE_CUSTOM_BOARD) && GDISP_USE_CUSTOM_BOARD + /* Include the user supplied board definitions */ + #include "gdisp_lld_board.h" +#elif defined(BOARD_OLIMEX_STM32_E407) + #include "gdisp_lld_board_olimex_e407.h" +#else + #include "gdisp_lld_board.h" +#endif + +/* Some common routines and macros */ +#define write_reg(reg, data) { write_index(reg); write_data(data); } +#define stream_start() write_index(0x0022); +#define stream_stop() +#define delay(us) chThdSleepMicroseconds(us) +#define delayms(ms) chThdSleepMilliseconds(ms) + +static __inline void set_cursor(coord_t x, coord_t y) { + /* R20h - 8 bit + * R21h - 9 bit + */ + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + write_reg(0x0020, x & 0x00FF); + write_reg(0x0021, y & 0x01FF); + break; + case GDISP_ROTATE_90: + /* Note X has already been mirrored, so we do it directly */ + write_reg(0x0020, y & 0x00FF); + write_reg(0x0021, x & 0x01FF); + break; + case GDISP_ROTATE_180: + write_reg(0x0020, (GDISP_SCREEN_WIDTH - 1 - x) & 0x00FF); + write_reg(0x0021, (GDISP_SCREEN_HEIGHT - 1 - y) & 0x01FF); + break; + case GDISP_ROTATE_270: + write_reg(0x0020, (GDISP_SCREEN_WIDTH - 1 - y) & 0x00FF); + write_reg(0x0021, (GDISP_SCREEN_HEIGHT - 1 - x) & 0x01FF); + break; + } +} + +static __inline void set_viewport(coord_t x, coord_t y, coord_t cx, coord_t cy) { + /* HSA / HEA are 8 bit + * VSA / VEA are 9 bit + * use masks 0x00FF and 0x01FF to enforce this + */ + + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + write_reg(0x46, (((x + cx - 1) << 8) & 0xFF00 ) | + (x & 0x00FF)); + + write_reg(0x48, y & 0x01FF); + write_reg(0x47, (y + cy - 1) & 0x01FF); + break; + case GDISP_ROTATE_90: + write_reg(0x46, (((y + cy - 1) << 8) & 0xFF00) | + (y & 0x00FF)); + + write_reg(0x48, x & 0x01FF); + write_reg(0x47, (x + cx - 1) & 0x01FF); + break; + case GDISP_ROTATE_180: + write_reg(0x46, (((GDISP_SCREEN_WIDTH - x - 1) & 0x00FF) << 8) | + ((GDISP_SCREEN_WIDTH - (x + cx)) & 0x00FF)); + write_reg(0x48, (GDISP_SCREEN_HEIGHT - (y + cy)) & 0x01FF); + write_reg(0x47, (GDISP_SCREEN_HEIGHT- y - 1) & 0x01FF); + break; + case GDISP_ROTATE_270: + write_reg(0x46, (((GDISP_SCREEN_WIDTH - y - 1) & 0x00FF) << 8) | + ((GDISP_SCREEN_WIDTH - (y + cy)) & 0x00FF)); + write_reg(0x48, (GDISP_SCREEN_HEIGHT - (x + cx)) & 0x01FF); + write_reg(0x47, (GDISP_SCREEN_HEIGHT - x - 1) & 0x01FF); + break; + } + + set_cursor(x, y); +} + +static __inline void reset_viewport(void) { + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + case GDISP_ROTATE_180: + set_viewport(0, 0, GDISP_SCREEN_WIDTH, GDISP_SCREEN_HEIGHT); + break; + case GDISP_ROTATE_90: + case GDISP_ROTATE_270: + set_viewport(0, 0, GDISP_SCREEN_HEIGHT, GDISP_SCREEN_WIDTH); + break; + } +} + +bool_t gdisp_lld_init(void) { + /* initialize the hardware */ + init_board(); + + /* Hardware reset */ + setpin_reset(TRUE); + delayms(20); + setpin_reset(TRUE); + delayms(20); + + /* Get the bus for the following initialisation commands */ + acquire_bus(); + + write_reg(0x11,0x2004); + write_reg(0x13,0xCC00); + write_reg(0x15,0x2600); + write_reg(0x14,0x252A); + write_reg(0x12,0x0033); + write_reg(0x13,0xCC04); + + delayms(1); + + write_reg(0x13,0xCC06); + + delayms(1); + + write_reg(0x13,0xCC4F); + + delayms(1); + + write_reg(0x13,0x674F); + write_reg(0x11,0x2003); + + delayms(1); + + // Gamma Setting + write_reg(0x30,0x2609); + write_reg(0x31,0x242C); + write_reg(0x32,0x1F23); + write_reg(0x33,0x2425); + write_reg(0x34,0x2226); + write_reg(0x35,0x2523); + write_reg(0x36,0x1C1A); + write_reg(0x37,0x131D); + write_reg(0x38,0x0B11); + write_reg(0x39,0x1210); + write_reg(0x3A,0x1315); + write_reg(0x3B,0x3619); + write_reg(0x3C,0x0D00); + write_reg(0x3D,0x000D); + + write_reg(0x16,0x0007); + write_reg(0x02,0x0013); + write_reg(0x03,0x0003); + write_reg(0x01,0x0127); + + delayms(1); + + write_reg(0x08,0x0303); + write_reg(0x0A,0x000B); + write_reg(0x0B,0x0003); + write_reg(0x0C,0x0000); + write_reg(0x41,0x0000); + write_reg(0x50,0x0000); + write_reg(0x60,0x0005); + write_reg(0x70,0x000B); + write_reg(0x71,0x0000); + write_reg(0x78,0x0000); + write_reg(0x7A,0x0000); + write_reg(0x79,0x0007); + write_reg(0x07,0x0051); + + delayms(1); + + write_reg(0x07,0x0053); + write_reg(0x79,0x0000); + + reset_viewport(); + set_backlight(GDISP_INITIAL_BACKLIGHT); + + /* Now initialise the GDISP structure */ + GDISP.Width = GDISP_SCREEN_WIDTH; + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Orientation = GDISP_ROTATE_0; + GDISP.Powermode = powerOn; + GDISP.Backlight = 100; + GDISP.Contrast = 50; + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + return TRUE; +} + +/** + * @brief Draws a pixel on the display. + * + * @param[in] x X location of the pixel + * @param[in] y Y location of the pixel + * @param[in] color The color of the pixel + * + * @notapi + */ +void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + #endif + + acquire_bus(); + set_cursor(x, y); + write_reg(0x0022, color); + release_bus(); +} + +/* ---- Optional Routines ---- */ + +#if GDISP_HARDWARE_CLEARS || defined(__DOXYGEN__) + /** + * @brief Clear the display. + * @note Optional - The high level driver can emulate using software. + * + * @param[in] color The color of the pixel + * + * @notapi + */ + void gdisp_lld_clear(color_t color) { + unsigned i; + + acquire_bus(); + set_cursor(0, 0); + stream_start(); + + for(i = 0; i < GDISP_SCREEN_WIDTH * GDISP_SCREEN_HEIGHT; i++) + write_data(color); + + stream_stop(); + release_bus(); + } +#endif + +#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__) + /** + * @brief Fill an area with a color. + * @note Optional - The high level driver can emulate using software. + * + * @param[in] x, y The start filled area + * @param[in] cx, cy The width and height to be filled + * @param[in] color The color of the fill + * + * @notapi + */ + void gdisp_lld_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) { + unsigned i, area; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + area = cx*cy; + acquire_bus(); + set_viewport(x, y, cx, cy); + stream_start(); + for(i = 0; i < area; i++) + write_data(color); + stream_stop(); + reset_viewport(); + release_bus(); + } +#endif + +#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__) + /** + * @brief Fill an area with a bitmap. + * @note Optional - The high level driver can emulate using software. + * + * @param[in] x, y The start filled area + * @param[in] cx, cy The width and height to be filled + * @param[in] srcx, srcy The bitmap position to start the fill from + * @param[in] srccx The width of a line in the bitmap. + * @param[in] buffer The pixels to use to fill the area. + * + * @notapi + */ + void gdisp_lld_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) { + coord_t endx, endy; + unsigned lg; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; } + if (srcx+cx > srccx) cx = srccx - srcx; + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + acquire_bus(); + set_viewport(x, y, cx, cy); + stream_start(); + + endx = srcx + cx; + endy = y + cy; + lg = srccx - cx; + buffer += srcx + srcy * srccx; + for(; y < endy; y++, buffer += lg) + for(x=srcx; x < endx; x++) + write_data(*buffer++); + stream_stop(); + reset_viewport(); + release_bus(); + } +#endif + +#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__) + /** + * @brief Get the color of a particular pixel. + * @note Optional. + * @note If x,y is off the screen, the result is undefined. + * + * @param[in] x, y The start of the text + * + * @notapi + */ + color_t gdisp_lld_get_pixel_color(coord_t x, coord_t y) { + /* This routine is marked "DO NOT USE" in the original + * GLCD driver. We just keep our GDISP_HARDWARE_READPIXEL + * turned off for now. + */ + color_t color; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < 0 || x >= GDISP.Width || y < 0 || y >= GDISP.Height) return 0; + #endif + + aquire_bus(); + set_cursor(x, y); + stream_start(); + + color = lld_lcdReadData(); + color = lld_lcdReadData(); + + stream_stop(); + release_bus(); + + return color; + } +#endif + +#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__) + /** + * @brief Scroll vertically a section of the screen. + * @note Optional. + * @note If x,y + cx,cy is off the screen, the result is undefined. + * @note If lines is >= cy, it is equivelent to a area fill with bgcolor. + * + * @param[in] x, y The start of the area to be scrolled + * @param[in] cx, cy The size of the area to be scrolled + * @param[in] lines The number of lines to scroll (Can be positive or negative) + * @param[in] bgcolor The color to fill the newly exposed area. + * + * @notapi + */ + void gdisp_lld_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) { + /* This is marked as "TODO: Test this" in the original GLCD driver. + * For now we just leave the GDISP_HARDWARE_SCROLL off. + */ + static color_t buf[((GDISP_SCREEN_HEIGHT > GDISP_SCREEN_WIDTH ) ? GDISP_SCREEN_HEIGHT : GDISP_SCREEN_WIDTH)]; + coord_t row0, row1; + unsigned i, gap, abslines; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } + if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + abslines = lines < 0 ? -lines : lines; + + acquire_bus(); + if (abslines >= cy) { + abslines = cy; + gap = 0; + } else { + gap = cy - abslines; + for(i = 0; i < gap; i++) { + if(lines > 0) { + row0 = y + i + lines; + row1 = y + i; + } else { + row0 = (y - i - 1) + lines; + row1 = (y - i - 1); + } + + /* read row0 into the buffer and then write at row1*/ + set_viewport(x, row0, cx, 1); + lld_lcdReadStreamStart(); + lld_lcdReadStream(buf, cx); + lld_lcdReadStreamStop(); + + set_viewport(x, row1, cx, 1); + stream_start(); + write_data(buf, cx); + stream_stop(); + } + } + + /* fill the remaining gap */ + set_viewport(x, lines > 0 ? (y+gap) : y, cx, abslines); + stream_start(); + gap = cx*abslines; + for(i = 0; i < gap; i++) write_data(bgcolor); + stream_stop(); + reset_viewport(); + release_bus(); + } +#endif + +#if GDISP_HARDWARE_CONTROL || defined(__DOXYGEN__) + /** + * @brief Driver Control + * @details Unsupported control codes are ignored. + * @note The value parameter should always be typecast to (void *). + * @note There are some predefined and some specific to the low level driver. + * @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t + * GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t + * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver + * that only supports off/on anything other + * than zero is on. + * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100. + * GDISP_CONTROL_LLD - Low level driver control constants start at + * this value. + * + * @param[in] what What to do. + * @param[in] value The value to use (always cast to a void *). + * + * @notapi + */ + void gdisp_lld_control(unsigned what, void *value) { + switch(what) { + case GDISP_CONTROL_POWER: + if (GDISP.Powermode == (gdisp_powermode_t)value) + return; + switch((gdisp_powermode_t)value) { + case powerOff: + /* Code here */ + /* break; */ + case powerOn: + /* Code here */ + /* You may need this --- + if (GDISP.Powermode != powerSleep) + gdisp_lld_init(); + */ + /* break; */ + case powerSleep: + /* Code here */ + /* break; */ + default: + return; + } + GDISP.Powermode = (gdisp_powermode_t)value; + return; + case GDISP_CONTROL_ORIENTATION: + if (GDISP.Orientation == (gdisp_orientation_t)value) + return; + switch((gdisp_orientation_t)value) { + case GDISP_ROTATE_0: + write_reg(0x0001,0x0127); + write_reg(0x03, 0b0011); + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Width = GDISP_SCREEN_WIDTH; + break; + case GDISP_ROTATE_90: + write_reg(0x0001,0x0027); + write_reg(0x0003, 0b1011); + GDISP.Height = GDISP_SCREEN_WIDTH; + GDISP.Width = GDISP_SCREEN_HEIGHT; + break; + case GDISP_ROTATE_180: + write_reg(0x0001,0x0127); + write_reg(0x0003, 0b0000); + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Width = GDISP_SCREEN_WIDTH; + break; + case GDISP_ROTATE_270: + write_reg(0x0001,0x0027); + write_reg(0x0003, 0b1000); + GDISP.Height = GDISP_SCREEN_WIDTH; + GDISP.Width = GDISP_SCREEN_HEIGHT; + break; + default: + return; + } + #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + GDISP.Orientation = (gdisp_orientation_t)value; + return; +/* + case GDISP_CONTROL_BACKLIGHT: + case GDISP_CONTROL_CONTRAST: +*/ + } + } +#endif + +#endif /* GFX_USE_GDISP */ +/** @} */ + |